OALJ Law Library, DOT, Machine Trades Occupations 600.130-010 to 613.132-010

United States Department of Labor
Office of Administrative Law Judges Law Library

Note: The DOT was created by the Employment and Training Administration, and was last updated in 1991. It has been replaced by the O*NET.

DICTIONARY OF OCCUPATIONAL TITLES (4th Ed., Rev. 1991) -- OCCUPATIONAL GROUP ARRANGEMENT

TITLE PAGE
HOW TO READ PARTS OF AN OCCUPATIONAL TITLE

6 MACHINE TRADES OCCUPATIONS
600.130-010 to 613.132-010

This category includes occupations concerned with the operation of machines that cut, bore, mill, abrade, print, and similarly work such materials as metal, paper, wood, plastics, and stone. A worker's relationship to the machine is of primary importance. The more complicated jobs require an understanding of machine functions, blueprint reading, making mathematical computations, and exercising judgment to attain conformance to specifications. In less complicated jobs, eye and hand coordination may be the most significant factor. Installation, assembly, repair, and maintenance of machines and mechanical equipment and weaving, knitting, spinning, and similarly working textiles are included.

60 METAL MACHINING OCCUPATIONS

This division includes occupations concerned with shaping metal parts or products through the use of cutting tools, with or without removing excess material from stock or objects, primarily by such means as cutting, boring, milling, broaching, turning, sawing, abrading, and planing. Includes laying out, job setting, repairing, maintaining, calibrating, fitting, and assembling. The machining of nonmetallic materials is also included when the methods and machine tools commonly applied to the machining of metal are used. Occupations primarily concerned with the machining of clay, glass, and related materials are included in Division 67.

600 MACHINISTS AND RELATED OCCUPATIONS

This group includes occupations concerned with shaping metal parts by milling, turning, planing, abrading, boring, chipping, sawing, and shaving, using a variety of metalworking machines. Includes laying out, job setting, fitting, assembling, and repairing. The machining of nonmetallic materials, except wood, is also included when the methods and machine tools commonly applied to the machining of metal are used. Occupations primarily concerned with machine shop tools are included in Group 601 and machining gears in Group 602.

600.130-010 MACHINE-SHOP SUPERVISOR, TOOL (machine shop)

Supervises and coordinates activities of workers engaged in custom-machining metallic and nonmetallic workpieces to produce, maintain, or repair parts for machines, molds, and equipment, applying knowledge of machine shop procedures, variety of machine-tool setup and operating techniques, metal and plastic properties, and custom-machining methods. May supervise workers in related processes, such as forming, welding, inspecting, testing, or assembling. Performs duties as described under SUPERVISOR (any industry) Master Title.
GOE: 05.05.07 STRENGTH: M GED: R4 M4 L4 SVP: 8 DLU: 89

600.131-014 SALVAGE ENGINEER (machinery mfg.)

Supervises and coordinates activities of workers engaged in reworking rejected ball bearings: Disassembles and inspects races, faceways, cups, cones, retainers, and bearings. Diagnoses imperfections, such as parts not within tolerance, scratches, burrs, rust, or dirt and determines if part can be reworked or should be rejected. Assigns bearings to assistants to be reworked, advises them on problems involving bearing salvage, and trains workers in principles and practices of salvaging rejects. Inspects reworked bearings and components, using special go-not-go gauges, calipers, and micrometers. May operate lathes to turn, bore, face, and polish raceways, and perform related operations to rework bearings.
GOE: 06.01.01 STRENGTH: M GED: R4 M4 L3 SVP: 7 DLU: 77

600.260-014 EXPERIMENTAL MECHANIC (motor-bicycles) alternate titles: development mechanic

Sets up and operates variety of machines to fabricate experimental motorcycles or components to meet operating and endurance standards required by blueprints, sketches, or oral instructions: Assembles motorcycle or components, using handtools. Positions and clamps motorcycle on test rack. Attaches test equipment, such as tachometers, thermocouples, pressure and strain gauges, flow and velocity meters, to motorcycles, using handtools. Operates motorcycle at specified speeds and loads, and records meter and instrument readings on test records form. Disassembles motorcycle and analyzes cause of defect in components, such as exhaust system, frame, hydraulic fork, spring, or wheels, using handtools or power tools, calipers, micrometers, gauges, and other measuring instruments. Operates drill press, engine lathe, milling machine, or other machines to fabricate experimental motorcycle parts for testing, and secures test equipment to motorcycle, using jigs & fixtures. Test rides motorcycle to verify performance and durability of motorcycle components. Compiles and submits report to engineering department to show results of tests and recommendations for design or material changes.
GOE: 05.05.09 STRENGTH: M GED: R4 M4 L3 SVP: 8 DLU: 77

600.260-018 MODEL MAKER, FIREARMS (ordnance) alternate titles: sample maker

Sets up and operates metalworking machines to cut, shape, and fit parts to fabricate prototypes or modify existing models of small arms for use as production models, analyzing specifications and determining procedures according to knowledge of metal machining and layout: Lays out design of new parts on steel stock according to blueprints and scale drawings. Determines fixtures, tooling, and sequence of machining operations to fabricate parts. Sets up and operates metalworking machines to cut, shape, and fit parts [MACHINIST (machine shop)]. Files, grinds, burnishes, and polishes parts to obtain smooth movements [FILER, FINISH (ordnance)]. Verifies conformance of machined workpiece to specifications, using sine bars, verniers, calipers, and micrometers. Records data for use of TOOL MAKER (machine shop) and TOOL DESIGNER (profess. & kin.) in establishing operating standards and machinery procedures. May test fire prototypic arms.
GOE: 05.05.07 STRENGTH: M GED: R4 M4 L3 SVP: 8 DLU: 77

600.260-022 MACHINIST, EXPERIMENTAL (machine shop) alternate titles: prototype machinist

Sets up and operates machine tools, and fits and assembles parts to fabricate tools, mechanisms, and machines for experimental purposes, such as solving problems relative to materials, tools, work-holding arrangements, machine settings, product specifications, and fabrication methods for production process, applying knowledge of mechanics, shop mathematics, metal properties, layout, and machining procedures: Consults with engineer and other personnel regarding product information, such as design, capacity and purpose, and types of material to be used to fabricate product. Analyzes written specifications, drawings, rough sketches, and verbal instructions to plan layout and determine sequence of operations. Selects metal stock and lays out design according to dimensions computed from scale drawings [LAY-OUT WORKER (any industry) I 809.281-010]. Designs fixtures, tooling, and experimental parts to meet special engineering needs. Sets up and operates metalworking machine tools, such as lathe, milling machine, shaper, or grinder to machine parts to specifications, and verifies conformance of parts to specifications, using measuring instruments [TOOL-MACHINE SET-UP OPERATOR (machine shop) 601.280-054]. Tests experimental models under simulated operating conditions for such purposes as development, standardization, and feasibility of design. Installs parts and materials, such as sheet metal covering, hydraulic systems, electrical wiring, lubricants, and batteries into machines and mechanisms. Evaluates experimental procedures and recommends changes or modifications for efficiency and adaptability to setup and production. May establish work procedures for fabricating new structural products, using variety of metalworking machines. May fabricate molds and $T3power press$T1 dies to produce plastic parts and stamp metal parts. May perform heat-treating and heliarc welding. May train workers in setup and operation of machine tools.
GOE: 05.05.07 STRENGTH: H GED: R4 M4 L3 SVP: 8 DLU: 88

600.261-010 ASSEMBLER, STEAM-AND-GAS TURBINE (engine-turbine) alternate titles: leadman, turbine assembly

Fits and assembles machined parts and castings to erect steam and gas turbines according to drawings and specifications, using machine tools, power tools, handtools, and measuring instruments: Erects, levels, and aligns vertical supports for bedplates of steam turbines, using levels, transit, and $T3master straightedge.$T1 Lays out work for other assemblers on $T3thrust end,$T1 oil tank, and cylinder assemblies, following specified assembly procedure. Chips, grinds, bores, and drills machined parts and castings, using portable grinders, boring bar, and lapping disk. Levels and aligns high and low pressure cylinders, oil tank, thrust end assembly, and exhaust assembly, using pin gauges. Scribes foundation holes, lays out offset marks, and directs machine operator to drill foundation holes. Shrink-fits spindle blade rings, diaphragm rings, dummy rings, ring gears, sleeves, couplings, and bushings on shafts to build turbine spindles, using portable gas heating unit. Measures clearance and alignment of spindle to cylinder, using micrometers and calipers. Adjusts spindle bearing pads or moves blade rings to obtain specified clearances. Starts auxiliary oil pump to flush oil piping and bearings. Starts turbine and measures balance of spindle, using vibroscope. Observes functioning of unit and instruments to adjust alignment and clearances and to assure operation according to specifications. Repairs worn and damaged turbines.
GOE: 05.05.07 STRENGTH: M GED: R4 M3 L3 SVP: 8 DLU: 77

600.280-010 INSTRUMENT MAKER (any industry) alternate titles: mechanical technician; parts mechanic; precision-instrument and tool maker; precision-mechanical-instrument maker

Fabricates, modifies, or repairs mechanical instruments or mechanical assemblies of electrical or electronic instruments, such as chronometric timing devices, barographs, thermostats, seismographs, and servomechanisms, applying knowledge of mechanics, metal properties, shop mathematics, and machining procedures and using machine tools, welding and heat-treating equipment, precision measuring instruments, and handtools: easures, marks, and scribes stock, such as silver, nickel, platinum, steel, ivory, and plastic, following blueprints and engineering sketches, and using square, rule, and scribe to lay out workpiece for machining [LAY-OUT WORKER (machine shop)]. Sets up and operates machine tools, such as lathes, drill presses, punch presses, milling machines, grinders, brakes, and $T3lapping$T1 and polishing machines, to machine parts to specifications [MACHINIST (machine shop)]. Anneals and tempers metal parts [HEAT TREATER (heat treating) I]. Assembles parts in jig and brazes or welds. Fits and installs precision components, such as timing devices, springs, balance mechanisms, and gear trains, in housing, using jeweler's lathe, tweezers, loupe, and handtools. Verifies dimensions of parts and installation of components, using measuring instruments, such as micrometer, calipers, and electronic gauges. Coats assembled instrument with protective finish, such as lacquer or enamel, using spray gun. May install wiring and electrical components to specifications. May set up and operate machines to fabricate dies for punch presses [DIE MAKER, BENCH, STAMPING (machine shop)]. May be designated according to product assembled.
GOE: 05.05.11 STRENGTH: M GED: R4 M4 L3 SVP: 7 DLU: 77

600.280-014 INSTRUMENT-MAKER AND REPAIRER (petrol. & gas)

Sets up and operates machine tools to remodel electrical and electronic instruments used in electrical logging, gun perforating, sub-surface surveying, and other oil, gas, or borehole prospecting, testing and servicing operations, following engineering orders and specifications and applying knowledge of electronics, mechanics, metal properties, shop mathematics, and machining procedures: Measures, marks, and scribes dimensions of parts to be made on metal or plastic stock, using layout tools, such as rule, square, or scribe [LAY-OUT WORKER (machine shop)]. Machines parts to specifications, using machine tools, such as lathes, drill presses, and grinders [MACHINIST (machine shop)]. Assembles fabricated mechanical parts and such purchased parts as pulleys, springs, and dials, using bolts, screws, tweezers, wrenches, and screwdrivers [INSTRUMENT MAKER (any industry)]. Installs electrical and electronic parts, such as sockets, switches, and rheostats, in chassis. Connects circuit components, such as tubes, coils, and switches, using wire strippers and soldering iron and following circuit diagrams. Tests instruments to determine conformance to specifications, using equipment, such as voltmeters and ohmmeters. May be designated according to product remodeled or repaired.
GOE: 05.05.10 STRENGTH: L GED: R4 M4 L2 SVP: 7 DLU: 77

600.280-018 INSTRUMENT-MAKER APPRENTICE (any industry) alternate titles: precision-mechanical-instrument-maker apprentice

Performs duties as described under APPRENTICE (any industry) Master Title.
GOE: 05.05.11 STRENGTH: M GED: R4 M4 L3 SVP: 7 DLU: 77

600.280-022 MACHINIST (machine shop) alternate titles: machinist, first-class; machinist, general

Sets up and operates conventional, special-purpose, and numerical control (NC) machines and machining centers to fabricate metallic and nonmetallic parts, and fits and assembles machined parts into complete units, applying knowledge of machine shop theory and procedures, shop mathematics, machinability of materials, and layout techniques: Studies blueprints, sketches, drawings, manuals, specifications, or sample part to determine dimensions and tolerances of finished workpiece, sequence of operations, and setup requirements. Measures, marks, and scribes dimensions and reference points on material or workpiece as guides for subsequent machining [LAY-OUT WORKER (machine shop) 600.281-018]. Selects, aligns, and secures holding fixtures, cutting tools, attachments, accessories, and materials on machines, such as mills, lathes, jig borers, grinders, and shapers. Calculates and sets controls to regulate machining factors, such as speed, feed, coolant flow, and depth and angle of cut, or enters commands to retrieve, input, or edit computerized machine control media. Starts and observes machine operation to detect malfunctions or out-of-tolerance machining, and adjusts machine controls or control media as required. Verifies conformance of finished workpiece to specifications, using precision measuring instruments. Sets up and operates machine on trial run to verify accuracy of machine settings or programmed control data. Fits and assembles parts into complete assembly, using jigs, fixtures, surface plate, surface table, handtools, and power tools. Verifies dimensions and alignment of assembly, using measuring instruments, such as micrometers, height gauges, and gauge blocks. May install machined replacement parts in mechanisms, machines, and equipment, and test operation of unit to ensure functionality and performance. May operate welding equipment to cut or weld parts. May develop specifications from general description and draw sketch of part or product to be fabricated. May confer with engineers, production personnel, programmers, or others to resolve machining or assembly problems. May specialize in setting up and operating NC machines and machining centers and be designated Numerical Control Machine Machinist (machine shop); or set up and operate NC machines linked to automated storage, retrieval, and moving devices and be designated Flexible Machining System Machinist (machine shop).
GOE: 05.05.07 STRENGTH: M GED: R4 M4 L4 SVP: 7 DLU: 89

600.280-026 MACHINIST APPRENTICE (machine shop) alternate titles: machine-shop apprentice

Performs duties as described under APPRENTICE (any industry) Master Title.
GOE: 05.05.07 STRENGTH: M GED: R4 M4 L4 SVP: 7 DLU: 77

600.280-030 MACHINIST APPRENTICE, AUTOMOTIVE (automotive ser.)

Performs duties as described under APPRENTICE (any industry) Master Title.
GOE: 05.05.07 STRENGTH: M GED: R4 M3 L3 SVP: 7 DLU: 77

600.280-034 MACHINIST, AUTOMOTIVE (automotive ser.)

Sets up and operates variety of general or specialized metalworking machines to repair automotive engine parts or auxiliary units, such as transmission, differential, springs, or brakes, applying knowledge of mechanics, shop mathematics, metal properties, and machine procedures: Operates lathe to machine water-pump castings, piston heads, valves, and other automotive parts. Clamps piston in carriage of piston-grinding-and-turning machine to grind piston heads to fit cylinders. Adjusts grinding wheel to make cut of specified depth. Clamps valves in position on grinding wheel to grind seating surfaces of valves, moving levers to achieve required depth of cut. Operates boring machine to machine internal surfaces of cylinders in engine block. Cleans parts, before and after machining, in agitator-type cleaning tank to remove grease, rust stains, and foreign matters. Operates lathe, boring, or honing machine to refinish internal surfaces of bearings and connecting rods. Verifies dimensions, using measuring instruments, such as micrometers, calipers, and height gauges to ensure adherence to tolerance specifications. May grind metal surfaces of engine block or other parts, using portable or $T3bench grinders.$T1 May spray worn or gouges parts with molten aluminum, zinc, or other metal to build up parts [METAL SPRAYER, ACHINED PARTS (any industry)]. May examine parts for fractures, using magnaflux test equipment. May repair cracks in engine head and other vehicle parts with arc or gas welding equipment. May operate drum lathe to resurface brake drums. May repair and resurface leaf and coil springs, axles, king pins, bushings, and universal joints.
GOE: 05.05.07 STRENGTH: M GED: R4 M3 L3 SVP: 7 DLU: 77

600.280-042 MAINTENANCE MACHINIST (machine shop) alternate titles: machine repairer; machinist, general maintenance; shop mechanic

Sets up and operates variety of machine tools, and fits and assembles parts to fabricate or repair machine tools and maintain industrial machines, applying knowledge of mechanics, shop mathematics, metal properties, layout, and machining procedures: Observes and listens to operating machines or equipment to diagnose machine malfunction and determine need for adjustment or repair. Studies blueprints, sketches, machine parts or specifications to determine type and dimensions of metal stock required. Measures, marks, and scribes dimensions and reference points on metal stock surfaces, using such measuring and marking devices as calibrated ruler, micrometer, caliper, and scriber [LAY-OUT WORKER (machine shop) 600.281-018]. Dismantles machine or equipment, using handtools or power tools, to examine parts for defect or to remove defective part. Replaces defective part with new part or repairs or reproduces part from various kinds of metal stock, using handtools, such as scraper, file, and drill, and machine tools, such as lathe, milling machine, shaper, borer, and grinder [MACHINIST (machine shop) 600.280-022]. Assembles and test operates machine to verify correction of malfunction. Maintains and lubricates machine tools and equipment. May weld parts, using arc or gas welding equipment. May repair or replace faulty wiring, switches, or relays.
GOE: 05.05.07 STRENGTH: M GED: R4 M4 L3 SVP: 7 DLU: 86

600.280-046 PATTERNMAKER APPRENTICE, METAL (foundry)

Performs duties as described under APPRENTICE (any industry) Master Title.
GOE: 05.05.07 STRENGTH: M GED: R4 M4 L3 SVP: 8 DLU: 77

600.280-050 PATTERNMAKER, METAL (foundry)

Lays out, mills, drills, turns, grinds, fits, and assembles castings and parts to make metal foundry patterns, core boxes, and match plates, using handtools and machine tools, and analyzing specifications, according to knowledge of patternmaking methods: Studies blueprint of part to be cast, computes dimensions, and plans sequence of operations. Measures, marks, and scribes layout on castings [LAY-OUT WORKER (machine shop)]. Sets up and operates machine tools, such as milling machines, lathes, drill presses, and grinders, to machine castings to specifications [TOOL-MACHINE SET-UP OPERATOR (machine shop)]. Assembles pattern, using handtools, and bolts, screws, or other fasteners. Cleans and hand finishes workpiece, using emery cloth, files, scrapers, and powered hand grinders. Verifies conformance of machined pattern to blueprint specifications, using templates and measuring instruments, such as scale, calipers, and micrometers. May make templates for layout and inspection [TEMPLATE MAKER (any industry)]. May operate welding equipment in assembling pattern [WELDER, COMBINATION (welding)].
GOE: 05.05.07 STRENGTH: M GED: R4 M4 L3 SVP: 8 DLU: 77

600.280-054 SAMPLE MAKER, APPLIANCES (house. appl.; light. fix.) alternate titles: model maker

Sets up and operates machines to construct complete working models of new or redesigned household electrical appliances, such as fans, heaters, and hair driers: Lays out and fabricates metal and plastic parts, using handtools and machine tools. Devises and constructs own tools, dies, molds, jigs, and fixtures, or modifies existing tools and equipment [TOOL-AND-DIE MAKER (machine shop)]. Assembles mechanical and electrical parts, and installs wiring circuits.
GOE: 05.05.07 STRENGTH: L GED: R4 M3 L3 SVP: 8 DLU: 77

600.281-010 FLUID-POWER MECHANIC (any industry)

Fabricates, assembles, services, maintains, repairs, and tests fluid power equipment, such as power steering units, and components, following blueprints, schematics, or drawings, using handtools, power tools, and testing devices and applying knowledge of hydraulic, pneumatic, and electrical principles: Analyzes blueprints, schematics, diagrams, and drawings to determine fabrication specifications. Sets up and operates milling machines, lathes, shapers, grinders, drill presses, and welders to make precision parts. Verifies conformance to specifications, using instruments, such as micrometers, verniers, and calipers. Assembles fluid power components, such as pumps, cylinders, valves, reservoirs, motors, accumulators, filters, and controls, using handtools and holding devices. Connects unit to test equipment, and analyzes and records data, such as fluid pressure, flow measure, and power loss due to friction and parts wear. Recommends modifications in unit and in test procedures, instrumentation, or setup, based on analysis of test results.
GOE: 05.05.07 STRENGTH: L GED: R4 M4 L3 SVP: 7 DLU: 77

600.281-014 LAY-OUT INSPECTOR (machine shop) alternate titles: inspector, rough castings; lay-out worker

Inspects castings, forgings, or wax patterns of castings for conformance to blueprints by laying out reference lines and points, and measuring dimensions, using surface plate, precision measuring instruments, and layout procedures: Analyzes blueprint and examines casting to determine reference points for layout. Applies blue pigment or whitewash to layout surface on casting, using rag or brush. Positions casting on surface plate, using parallel bars, angle plates, dial indicator, gauge blocks, V-blocks, shims, and vernier height gauge, to establish reference points for measuring. Computes layout dimensions relative to reference points, using shop mathematics. Marks and scribes reference lines and points on casting and measures dimensions, using instruments, such as micrometer, protractor, combination square, vernier height gauge, and $T3layout machine.$T1 Records location and extent of defect in rejected casting. May inspect metal equipment used in production of casting to determine source of error.
GOE: 06.01.05 STRENGTH: M GED: R4 M4 L3 SVP: 6 DLU: 77

600.281-018 LAY-OUT WORKER (machine shop)

Lays out metal stock or workpieces, such as castings, plates, or machine parts, to indicate location, dimensions, and tolerances necessary for further processing, such as machining, welding, or assembly, analyzing specifications and computing dimensions according to knowledge of product, subsequent processing, shop mathematics, and layout procedures: Studies blueprint, sketch, model, or other specifications and plans layout. Examines workpiece and verifies such requirements as dimensions and squareness, using rule, square, and straightedge. Lifts and positions workpiece in relation to surface plate manually or with hoist, using such work aids as shims, parallel blocks, and angle plates. Verifies position with measuring instruments, such as gauge blocks, height gauges, and dial indicators. Determines reference points and computes layout dimensions. Sets indicators on height gauge, protractor, or $T3layout machine$T1 to computed dimensions, or projects dimensions by setting indicators to specified locations on model and moving instrument or machine so that indicators bear on corresponding locations on workpiece. Indents layout points, using prick punch, center punch, and hammer. Marks or scribes layout lines, using handtools and work aids, such as surface gauge, straightedge, compasses, templates, and scriber. Marks such data as dimensions, instructions, and part identification on workpiece. Works to tolerances as close as plus 0.001 inch. May position model in parallel relationship to workpiece. May apply pigment to layout surfaces, using paint brush. May inspect machined parts to verify conformance to specifications. ay add dimensional details to blueprints or prepare dimensional drawings to be followed by other workers. May layout sheet metal or plate steel, applying specialized knowledge of sheet metal layout geometry [SHEET-METAL LAY-OUT WORKER (any industry)].
GOE: 05.05.07 STRENGTH: M GED: R4 M4 L3 SVP: 7 DLU: 77

600.281-022 MACHINE BUILDER (machinery mfg.; machine tools) alternate titles: assembler, special machine; bench hand; fitter; machinist, bench; vise hand

Fits and assembles components according to assembly blueprints, manuals, engineering memos, sketches, and knowledge of machine construction to construct, rebuild, and repair machines and equipment, using handtools and power tools: Analyzes assembly blueprint and specifications manual, and plans machine building operations. Verifies conformance of parts to stock list and blueprints, using measuring instruments, such as calipers, gauges, and micrometers. Lays out hole locations and drills and taps holes on parts for assembly. Aligns components for assembly, manually or with hoist, and bolts, screws, dowels, welds, or rivets parts together, using handtools, rivet gun, and welding equipment, or arranges for assembly by welder and electrician. Brushes blue pigment on parts and mates them to detect high spots on surfaces. Removes high spots, and smooths surfaces, using chisels, scrapers, files, and powered hand grinder [SCRAPER, HAND (machine shop)]. Verifies alignment and tolerances of moving parts, using measuring instruments, such as dial indicators and thickness gauges. Tests operation of assembly by hand. Assembles, sets up, and operates machine to verify functioning, machine capabilities, and conformance to customer's specifications. May form and fasten piping, fixtures, and attachments required to service machine with air, water, and oil. May install wiring and electrical components to specifications. May work as member of team on limited part of fabrication process. May set up and operate metalworking machines to shape parts [TOOL-MACHINE SET-UP OPERATOR (machine shop)]. May be designated according to type of machine or machine component as Fixture Builder (machinery mfg.).
GOE: 05.05.09 STRENGTH: M GED: R4 M4 L3 SVP: 7 DLU: 77

600.360-010 MACHINE TRY-OUT SETTER (machine tools) alternate titles: detail maker and fitter

Sets up prototype metalworking machines, such as lathe, milling machine, or forging press to verify conformance to operating specifications, according to knowledge of inspection and machining techniques, tools and processes: Examines electrical components, such as electrical timers, relays, and switches, to ensure adequate functioning of automatic cycles. Compares rotary table $T3indexing,$T1 when present, to specifications. Inspects fixture alignment, machine table movement, and position of cutting tools, using instruments, such as dial indicators, height setting devices and gauges. Installs dies or tool holders and tools, following blueprints, and using handtools and measuring instruments. Sets controls to regulate speed of feed, depth of cut, or length of ram stroke, according to type of machine being tested. Operates machine to obtain sample workpiece. Verifies conformance of workpiece to specifications, using measuring instruments, such as calipers, micrometers, and gauges. Determines cause of malfunction from inspection data. Repairs electrical and mechanical components and reports electronic malfunction to supervisor. Records operational data, such as pressure readings, length of stroke, feeds, and speeds, for customer use. May demonstrate setup and operation for customer personnel. May be designated according to type of machine as Honing-Machine Try-Out Setter (machine tools).
GOE: 06.01.05 STRENGTH: M GED: R4 M4 L3 SVP: 7 DLU: 77

600.360-014 MACHINE SETTER (machine shop) alternate titles: machinist, job setter

Sets up and adjusts machine tools, such as lathes, milling machines, boring machines, drills and punch presses, grinders, gear hobbers, and plastic molding machines for other workers, such as PRODUCTION-MACHINE TENDERS (machine shop) 609.685-018, according to specifications and tooling instructions, applying knowledge of machining methods: Reads blueprint or job order for product specifications, such as dimensions and tolerances, and tooling instructions, such as feed rate, cutting speed, depth of cut, fixtures, and cutting tools to be used. Installs and adjusts holding device and fastens specified cutting and shaping tools in position to enable operator to produce finished workpiece to specifications, using handtools, such as wrenches, screwdrivers, and pliers. Selects and sets speed and feed of machine according to type of operation and specified material and finish. Starts machine to obtain first-run workpiece and verifies dimensional tolerances, using micrometers, gauges, and templates. Changes worn cutting tools and adjusts operation of machine, such as cutting speed, feed rate, or depth of cut, when required. May replace parts on machines, such as bearings, filters, wiring, and switches, using handtools. May instruct operators or other workers in machine setup and operation. May set up machines and equipment other than machine tools, such as welding machine and flame cutting equipment.
GOE: 06.01.02 STRENGTH: M GED: R4 M4 L3 SVP: 7 DLU: 86

600.380-010 FIXTURE MAKER (light. fix.)

Sets up and operates metal-working machines to machine workpieces, and fabricate electrical lighting fixture prototypes, such as floor and wall lamps and hanging fixtures, according to specifications: Examines drawings or blueprints to ascertain number and finished dimensions of parts required. Sets up and operates lathes to spin [SPINNER, HYDRAULIC (any industry)] or turn [ENGINE-LATHE SET-UP OPERATOR (machine shop)] ferrous or nonferrous metal, according to specifications. Cuts and shapes sheet metal [MACHINE OPERATOR (any industry) I 616.380-018]. Heats and bends metal to shape fixture parts [ORNAMENTAL-METAL WORKER (metal prod., nec)]. Verifies conformance of parts to specification, using rule, micrometer, square, and protractor. Solders, brazes, and welds parts, using welding and brazing equipment. Attaches glass parts, sockets, and wires to metal parts to form fixture, using handtools. May be designated according to type of fixture fabricated as Chandelier Maker (light. fix.).
GOE: 05.05.07 STRENGTH: L GED: R4 M3 L3 SVP: 7 DLU: 77

600.380-018 MACHINE SET-UP OPERATOR (machine shop) alternate titles: machine operator, all around; machine operator, general; machine specialist; machinist

Sets up and operates machine tools, such as lathes, milling machines, boring machines, and grinders, to machine metallic and nonmetallic workpieces according to specifications, tooling instructions, and standard charts, applying knowledge of machining methods: Reads blueprint or job order for product specifications, such as dimensions and tolerances, and tooling instructions, such as fixtures, feed rates, cutting speeds, depth of cut, and determines sequence of operations. Selects, positions, and secures tool in toolholder (chuck, collet, or toolpost). Positions and secures workpiece in holding device, machine table, chuck, centers, or fixtures, using clamps and wrenches. Moves controls to position tool and workpiece in relation to each other, and to set specified feeds, speeds, and depth of cut. Sets up fixture or feeding device, starts machine, and turns handwheel to feed tool to workpiece or vice versa, and engages feed. Turns valve handle to direct flow of coolant or cutting oil against tool and workpiece. Observes operation of machine and verifies conformance of machined workpiece to specifications, using measuring instruments, such as fixed gauges, calipers, and micrometers. Operates bench grinder to sharpen tools. May set up and operate machines and equipment other than machine tools, such as welding machines and flame-cutting equipment.
GOE: 06.01.03 STRENGTH: M GED: R4 M4 L3 SVP: 6 DLU: 89

600.380-022 MACHINE SETTER (clock & watch)

Sets up variety of metalworking machines to cut, drill, bore, abrade, mill, and assemble clock, watch, and timer parts, according to specifications and tooling instructions, applying knowledge of metal machining methods: Confers with supervisor and studies blueprints and operation sheet to determine parts or assemblies to be processed. Installs dies, holding devices, and tools, such as cams, gears, chucks, cutters, and drills, using handtools. Operates machine to fabricate sample parts or assemblies and verifies conformance of workpiece to specifications visually and using gauges, such as micrometer, go-not-go, and calipers. Demonstrates operation of machine to workers. Observes machine operation for malfunctions, and notifies supervisor when machine repair or overhaul is required. Adjusts and makes minor machine repairs as required. May repair cams. May teach new operators to operate machine and maintain setup. May tend machines to meet production demands. May operate semiautomatic or hand operated machine to produce low production or experimental parts. May be designated according to type of machine set up as Machine Setter, Automatic (clock & watch); Machine Setter, Hand (clock & watch); Machine Setter, Semiautomatic (clock & watch). Important variables may be designated by brand name of machine used.
GOE: 06.01.02 STRENGTH: M GED: R4 M4 L3 SVP: 7 DLU: 77

600.380-026 TURBINE-BLADE ASSEMBLER (engine-turbine)

Fabricates blade structure of steam and gas turbines according to specifications and drawings, using machine tools, handtools, and measuring devices: Positions blades on bench to form sections, or positions and secures disk on positioner. easures tenon location on blades with dial indicator and selects two blades with equal tenons for end blades of section. Sets up and operates milling machines and pedestal grinders to grind and mill blade roots to obtain specified section lengths, radial alignment, and root contact. Inserts blades into grooves of spindle, cylinder, or fixture (for section blading) and pounds metal caulking into groove to tighten blades. Operates grinders and metal saw to shape cylinder blade locking device, spindle filler pieces, and wedges from metal stock. Fits locking device to pocket of blade and smooths surfaces, using chalk, files, and abrasive paper. Drills, reams, and taps locking items, such as cylinder locks, spindle filler pieces, seals, and wedges, using drill press, and fastens them to blade by peening or inserting setscrew. Fits shroud over blade ends and peens blade tenon to round edges of rivets, using hammer and capping tool or pneumatic hammer. Measures head of rivet for specified clearance, using measuring tool. Grinds shroud end of each blade section to obtain specified clearance between shrouds, using pedestal grinder. May roll, cut, and chamfer shroud.
GOE: 06.01.03 STRENGTH: M GED: R4 M3 L3 SVP: 6 DLU: 77

601 TOOLMAKERS AND RELATED OCCUPATIONS

This group includes occupations concerned with the entire scope of constructing, repairing, maintaining, and calibrating machine-shop tools, jigs, fixtures, instruments, and metal-forming dies.

601.130-010 TOOL-AND-DIE SUPERVISOR (machine shop)

Supervises and coordinates activities of workers engaged in production and repair of metalworking dies, jigs, fixtures, gauges, and cutting tools, applying knowledge of machining and tool and die construction. Performs other duties as described under SUPERVISOR (any industry) Master Title.
GOE: 05.05.07 STRENGTH: L GED: R4 M4 L4 SVP: 8 DLU: 77

601.260-010 TOOL-AND-DIE MAKER (machine shop)

Analyzes specifications, lays out metal stock, sets up and operates machine tools, and fits and assembles parts to fabricate and repair metalworking dies, cutting tools, jigs and fixtures, gauges, and machinists' handtools, applying knowledge of tool and die design and construction, shop mathematics, metal properties, and layout, machining, and assembly procedures: Studies specifications, such as blueprints, sketches, models, or descriptions, and visualizes product to determine materials required and machines to be used to fabricate parts. Computes dimensions, plans layout, and determines assembly method and sequence of operations. Measures, marks, and scribes metal stock for machining [LAY-OUT WORKER (machine shop) 600.281-018]. Sets up and operates machine tools, such as lathes, milling machine, shaper, and grinder, to machine parts, and verifies conformance of machined parts to specifications [TOOL-MACHINE SET-UP OPERATOR (machine shop) 601.280-054]. Lifts machined parts manually or using hoist, and positions and secures parts on surface plate or worktable, using devices, such as vises, V-blocks, and angle plates. Smooths flat and contoured surfaces, using scrapers, abrasive stones, and power grinders, and fits and assembles parts together and into assemblies and mechanisms, using handtools. Verifies dimensions, alignments, and clearances, using measuring instruments, such as dial indicators, gauge blocks, thickness gauges, and micrometers. Heat-treats tools or parts [HEAT TREATER (heat treating) II 504.682-018]. May connect wiring and hydraulic lines to install electrical and hydraulic components. May examine standard or previously used dies, tools, and jigs and fixtures, and recommend design modifications regarding construction and function of part. May develop specifications from general descriptions for specialty tools and draw or sketch design of product. ay specialize in repair work and be designated Tool-And-Die Repairer (machine shop).
GOE: 05.05.07 STRENGTH: M GED: R4 M4 L4 SVP: 8 DLU: 89

601.260-014 TOOL-AND-DIE-MAKER APPRENTICE (machine shop)

Performs duties as described under APPRENTICE (any industry) Master Title.
GOE: 05.05.07 STRENGTH: M GED: R4 M4 L4 SVP: 8 DLU: 77

601.261-010 INSPECTOR, SET-UP AND LAY-OUT (machine shop)

Develops gauging setup and surface plate layout procedures, draws patterns and templates, and inspects variety of parts and tools, to provide inspection devices and fixtures for use in machining or assembly, using blueprints, formulas, trigonometry, and precision measuring instruments: Analyzes inspection problem by comparing part with blueprints or sketches, and devises procedures necessary to measure specified dimensions. Lays out part on surface plate or positions in gauging setup to verify dimensions, using master gauges, $T3indexing$T1 head, gauge blocks, comparators, verniers, micrometers, and indicators. Develops and draws patterns and templates used to measure curves and angles. Tests surface finish of machined parts, using profilameter. Tests hardness of metal parts [HARDNESS INSPECTOR (heat treating)]. Analyzes defective parts to determine reasons for dimensional variations, such as faulty machining, or assembly procedures, setup, tools, or fixtures. Recommends corrective procedures to design, methods, process, or production engineering departments. Inspects machining or assembly fixtures, tools, or gauges, and suggests replacement or use of new equipment. May approve parts not within specified dimension tolerances. May change allowable tolerances specified on blueprint.
GOE: 05.05.07 STRENGTH: L GED: R4 M4 L4 SVP: 8 DLU: 77

601.280-010 DIE MAKER, STAMPING (machine shop) alternate titles: body-die maker

Lays out, machines, fits, assembles, and finishes metal castings and parts to make and repair stamping dies, analyzing specifications and applying knowledge of die design and construction: Studies blueprints of product and die, prototype products, and die models. Visualizes structure and function of die and plans operations, applying knowledge of shop mathematics, machining and assembly methods, properties of sheet metal under pressure, and metal-forming presses. Measures, marks, and scribes castings and stock for machining. Sets up and operates machine tools, such as lathe, milling machine, $T3radial drill press,$T1 shaper, and grinder, to machine parts to specifications, and verifies conformance of machined parts to specifications [TOOL-MACHINE SET-UP OPERATOR (machine shop)]. Lifts machined parts manually or using hoist, and positions them on worktable or surface plate for assembly. Shapes, smooths, and fits flat and contoured surfaces of die members and parts, using handtools, such as stones, files, and powered grinders [DIE FINISHER (machine shop)]. Verifies dimensions, clearances, and alignment of members and parts in die, using dial indicators, gauge blocks, thickness gauges, and micrometers. Dowels and bolts parts together, using handtools, such as hammers and wrenches. Connects wiring and hydraulic lines to install electric and hydraulic components. Fits and assembles components for mechanical action within die. May operate power press, perform final shaping and smoothing operations on die in press, and inspect sheet metal product, to complete tryout of die [DIE-TRY-OUT WORKER, STAMPING (machine shop)]. May only repair dies and be designated Die Repairer, Stamping (machine shop).
GOE: 05.05.07 STRENGTH: M GED: R4 M4 L4 SVP: 8 DLU: 77

601.280-014 DIE MAKER, TRIM (machine shop) alternate titles: trim die maker; trimmer maker

Lays out, machines, assembles, and finishes metal stock to make dies that trim excess metal $T3flash$T1 from forged metal parts, following blueprints and applying knowledge of die design and construction, shop mathematics, and metal properties: Analyzes blueprint of part or die and plans sequence of operations. Measures and scribes metal stock to layout design of die. Sets up and operates variety of machine tools, such as shaper, vertical turret lathe, and engine lathe to machine die parts [TOOL-MACHINE SET-UP OPERATOR (machine shop)]. Bolts and dowels die parts to assemble die, using handtools, such as power grinder, scrapers, files, and emery cloth to fit die parts and to obtain specified dimensions and contours. Inspects assembled die with sample part and measuring instruments, such as calipers, micrometers, and height gauges to verify conformance to specifications. May make dies containing mechanical or hydraulic components. May make dies that trim flash diecastings. May make templates to verify dimensions [TEMPLATE MAKER, EXTRUSION DIE (machine shop)]. May make tools to form die parts [TOOL MAKER (machine shop)]. May repair dies and be designated Die Repairer, Trimmer Dies (machine shop).
GOE: 05.05.07 STRENGTH: M GED: R4 M4 L3 SVP: 7 DLU: 77

601.280-018 DIE MAKER, WIRE DRAWING (machine shop)

Lays out, machines, and finishes metal, carbide, and diamond parts to make and repair wiredrawing dies, analyzing specifications and applying knowledge of metal properties, shop mathematics, and wiredrawing die construction: Studies specifications, such as blueprints, sketches, and standard charts, and visualizes shape of die. Computes die dimensions and plans sequence of operations. Measures, marks, and scribes metal stock to lay out for machining [LAY-OUT WORKER (machine shop)]. Sets up and operates machine tools, such as lathes, milling machines, and grinders, to machine die parts [TOOL-MACHINE SET-UP OPERATOR (machine shop)]. Polishes die bores by $T3lapping$T1 manually or using die-finishing machines, applying progressively finer grades of diamond dust compound. Inspects die for defects, such as cracks and scratches, using loupe or microscope. Pulls wire or rod through die bore manually or using wiredrawing machine. easures wire or rod, using measuring instruments such as micrometer, vernier gauge, or protractor, to verify conformance of die bore to specifications. May design and make tools, jigs, and fixtures. May be designated according to type of die made or repaired as Carbide-Die Maker (machine shop); Diamond-Die Maker (machine shop).
GOE: 05.05.07 STRENGTH: M GED: R4 M4 L3 SVP: 7 DLU: 77

601.280-022 DIE SINKER (machine shop) alternate titles: forging-die sinker

Lays out, machines, and finishes impression cavities in die blocks to produce forging dies, following blueprints and applying knowledge of diesinking: Analyzes blueprint of part or die and plans sequence of operations. Measures and marks die block to lay out designs of cavities. Sets up and operates variety of machine tools, such as shaper, vertical turret lathe, and engine lathe to machine cavities in die block [TOOL-MACHINE SET-UP OPERATOR (machine shop)]. Obtains specified dimensions, contours, and finish of die cavities, using tools, such as power grinder, scrapers, files, and emery cloth. Inspects die cavities, using templates and measuring instruments, such as calipers, micrometers, and height gauges to verify conformance to specifications. May develop die design from blueprint of part, using knowledge of machining and forging processes. May make templates to verify dimensions of cavities [TEMPLATE MAKER, EXTRUSION DIE (machine shop)]. May make and inspect sample lead or plaster cast of part to verify fit of die members and basic shape of part. May repair forging dies and be designated Die Repairer, Forging (machine shop). May set up and operate machines to plane surfaces and edges of forging dies and be known as Edger Machine Setter (machine shop).
GOE: 05.05.07 STRENGTH: M GED: R4 M3 L3 SVP: 7 DLU: 77

601.280-030 MOLD MAKER, DIE-CASTING AND PLASTIC MOLDING (machine shop) alternate titles: die-cast-die maker; mold maker, plastic molds

Lays out, machines, fits, assembles, and finishes metal parts to make and repair dies for diecasting of metal products and metal molds for injection or compression molding of plastic or glass products, analyzing specifications, and applying knowledge of die and mold design and construction: Studies blueprints of product and die or mold, and computes specifications, applying knowledge of shop mathematics and metal diecasting or plastic or glass molding processes and machinery. Plans sequence of operations, visualizing shape of die or mold in reverse of product. Measures, marks, and scribes metal stock to lay out for machining [LAY-OUT WORKER (machine shop)]. Gives machining specifications to TOOL-MACHINE SET-UP OPERATORS (machine shop) or sets up and operates machines, such as horizontal boring mill, engine lathe, profile milling machine, and pantograph machine to machine outer dimensions and contoured cavity of die or mold [TOOL-MACHINE SET-UP OPERATOR (machine shop); PANTOGRAPH-MACHINE SET-UP OPERATOR (machine shop)]. Grinds, files, and sands parts, using files, emery cloth, and powered grinders, to fit parts for assembly and to smooth and finish cavity. Assembles die or mold, using handtools. Verifies dimensions, using calipers, $T3planer gauges,$T1 and dial indicators. May repair molds and be designated Mold Repairer, Die-Casting And Plastic Molding (machine shop).
GOE: 05.05.07 STRENGTH: H GED: R4 M3 L3 SVP: 7 DLU: 77

601.280-034 TAP-AND-DIE-MAKER TECHNICIAN (clock & watch)

Sets up and operates machines, such as watchmaker's lathe, bench miller, and tap grinder to make taps and dies used in manufacture of watch screws and taps: Makes master taps following blueprints and working to pitch (thread) tolerance of 0.00002 inch and outside diameter tolerance of 0.0001 inch. Threads master dies, using master taps. Makes working taps and dies from master taps and dies, using variety of semiautomatic machine tools. Laps, mills, spots, etches, drills, and taps die blanks, using variety of abrasives, bench machines, and precision gauges. Anneals and hardens dies, utilizing knowledge of heat-treating operations.
GOE: 05.05.07 STRENGTH: L GED: R4 M3 L3 SVP: 8 DLU: 77

601.280-038 TEMPLATE MAKER, EXTRUSION DIE (machine shop)

Lays out sheet or plate steel, and sets up and operates machine tools to make templates (replicas of cross sections of products to be extruded) used in manufacture of extrusion dies: Analyzes blueprints to determine product specifications and plans operations, applying knowledge of template making, extrusion of nonferrous metals, shop mathematics and sheet metalwork. Applies copper sulfate solution to surface of steel plate, using cloth or brush. Computes dimensions, and measures and scribes outline of product cross section on steel. Saws, files, and operates drill press, arbor press, band-sawing machine, filing machine, and vertical milling machine to drill, saw, shape, and smooth workpiece to layout lines [TOOL-MACHINE SET-UP OPERATOR (machine shop)]. Verifies conformance of template to specifications, using measuring instruments, such as micrometers, calipers, and protractors. May operate bench grinder to grind standard files to shape for particular operation.
GOE: 05.05.07 STRENGTH: M GED: R4 M4 L4 SVP: 7 DLU: 77

601.280-042 TOOL MAKER (machine shop)

Analyzes variety of specifications, lays out metal stock, sets up and operates machine tools, and fits and assembles parts to fabricate or repair cutting tools, jigs, fixtures, gauges, or machinists' handtools, applying knowledge of tool design, shop mathematics, metal properties, and layout, machining, and assembly procedures: Studies specifications, such as blueprints, sketches, or tool description, and plans sequence of operations. easures, marks, and scribes metal stock to lay out workpieces for machining [LAY-OUT WORKER (machine shop) 600.281-018]. Sets up and operates machine tools, such as lathe, milling machine, shaper, and grinder, to machine parts to specifications, and verifies conformance of machined parts to specifications [TOOL-MACHINE SET-UP OPERATOR (machine shop) 601.280-054]. Positions and secures parts on surface plate or worktable, using devices such as vises, V-blocks, and angle plates. Fits and assembles parts into assemblies or mechanisms, using handtools. Verifies dimensions and alignment, using measuring instruments such as micrometers, height gauges, and gauge blocks. Examines standard tools and modifies tools as required. Develops specifications from general descriptions and draws or sketches tool to be fabricated, using drafting tools or computer and software programs. May heattreat tools or parts [HEAT TREATER (heat treating) II 504.682-018]. May be designated according to special materials used as Carbide-Tool Maker (clock & watch); Diamond-Tool Maker (clock & watch). ay only repair tools and be designated Tool Repairer (machine shop).
GOE: 05.05.07 STRENGTH: M GED: R4 M4 L3 SVP: 7 DLU: 88

601.280-054 TOOL-MACHINE SET-UP OPERATOR (machine shop) alternate titles: machine-tool operator, general; machinist; set-up-operator, tool

Sets up and operates variety of machine tools, such as $T3radial drill press,$T1 lathes, milling machines, shapers, and grinders, to machine metal workpieces, such as patterns and machine, tool, or die parts, usually on custom basis. Analyzes specifications and determines tooling, applying knowledge of metal properties, machining, and shop mathematics: Studies blueprint or layout on workpiece to visualize machining required, and plans sequence of operations. Selects method of holding workpiece. Lifts workpiece manually or using hoist, and positions and secures it to holding device, such as machine table, chuck, centers, or fixture, using wrenches and aids, such as shims, parallel blocks, planter gauges, and clamps. Verifies workpiece position, using instruments, such as surface gauges, height gauges, and dial indicator. Selects feed rate, cutting speed, depth of cut, and cutting tool (bar tool, rotary cutter, or abrasive wheel) for each operation, according to knowledge of metal properties, machining, and shop mathematics. Positions and secures tool in toolholder (chuck, collet, or toolpost). Moves controls to position tool and workpiece in relation to each other, and to set feeds, speeds, and depth of cut. Starts machine, turns handwheel to feed tool in workpiece or vice versa, and engages automatic feeding device. Turns valve handle to start flow of coolant against tool and workpiece. Observes operation and regulates tool position and action. Verifies conformance of machined workpiece to specifications, using instruments, such as micrometers, gauges, and gauge blocks. May measure, mark, and scribe workpiece to lay out for machining [LAY-OUT WORKER (machine shop) 600.281-018]. May devise ways of clamping workpieces and make special jigs and fixtures as needed. May work on nonmetallic materials. May operate bench grinder or cutter grinding machine to sharpen tools [TOOL-GRINDER OPERATOR (machine shop) 603.280-038].
GOE: 05.05.07 STRENGTH: M GED: R4 M4 L3 SVP: 7 DLU: 89

601.280-058 TOOL-MAKER APPRENTICE (machine shop)

Performs duties as described under APPRENTICE (any industry) Master Title.
GOE: 05.05.07 STRENGTH: M GED: R4 M4 L3 SVP: 7 DLU: 77

601.281-010 DIE MAKER, BENCH, STAMPING (machine shop) alternate titles: bench die maker; die maker; stamping-die maker, bench

Lays out, fits, and assembles castings and metal parts to make and repair stamping dies, analyzing specifications according to knowledge of shop mathematics, die construction, and properties of sheet metal under pressure: Studies blueprints of die and product, die models, templates, and prototype parts and visualizes shape, mechanical structure, and operation of die. Computes dimensions, plans machining, layout, and assembly operations. Measures, marks, and scribes metal stock for machining by other workers. Operates drill press to drill and tap holes in parts for assembly. Lifts machined parts manually or with hoist, and positions them for assembly on worktable or surface plate. Smooths flat and contoured surfaces and fits parts to each other, using handtools, such as abrasive stones, files, and power grinder. Verifies dimensions, alignments, and clearances, using dial indicators, gauge blocks, thickness gauges, and micrometers. Dowels and bolts parts together, using handtools, such as hammers and wrenches. Works to tolerances as close as 0.0005 inch. May fit and assemble cam-operated mechanisms for lateral movement of part of die. May connect wiring and hydraulic lines to install electric and hydraulic components. May dismantle die and repair or replace parts. ay make multistation $T3progressive dies$T1 and be designated Progressive-Die Maker (machine shop).
GOE: 05.05.07 STRENGTH: M GED: R4 M4 L4 SVP: 7 DLU: 77

601.281-014 DIE-TRY-OUT WORKER, STAMPING (machine shop)

Tests, shapes, and smooths stamping die, using tryout power press and abrading handtools, until die members impart specified characteristics to sheet metal product: Studies blueprint of die and model of part, applying knowledge of die construction and flowing properties of metal under pressure. Installs die in press. Applies blue pigment to one die member and orange to other, and intermittently operates press through part of cycle to press die members together. Observes pigment markings to locate high spots. Secures press, using blocks, to prevent premature closing, climbs into open press, and uses powered hand grinder and handtools, such as scrapers, files, and abrasive stones, to remove high spots and shape and smooth die surface to conform to other die member. Adjusts press to allow for thickness of sheet metal workpiece and inserts model part. Repeatedly operates press. Observes markings on model part, and performs shaping and smoothing operations accordingly. Inserts sheet metal blank, operates press, and inspects and compares stamped workpiece with model part and customer's specifications, using measuring devices and checking fixture. May operate power shear to cut blank [SHEAR OPERATOR (any industry) II]. May consult with superiors and other workers to solve metal forming problems.
GOE: 05.05.09 STRENGTH: H GED: R4 M3 L3 SVP: 7 DLU: 77

601.281-018 INSPECTOR, GAUGE AND INSTRUMENT (machine shop) alternate titles: gauge checker

Inspects and adjusts gauges, measuring instruments, and testing equipment for conformance to blueprint specifications: Verifies accuracy of gauges and measuring instruments, such as dial indicators, fixed gauges, height gauges, and electrical and functional gauges, using master gauges or master parts. Examines gauges or measuring instruments for wear or adjustment. Disassembles inaccurate or worn gauges and measuring instruments with handtools. Inspects parts for wear, warping, or other defects. Verifies dimensions of parts against blueprint specifications, using gauge blocks, micrometer, vernier height gauge, sine bar, bevel protractor, and optical comparator. Measures surface flatness and finish, using optical flats and profilameter. Computes unspecified dimensions and other data, using shop mathematics and trigonometry. Laps corroded or pitted surfaces. Reassembles gauge and adjusts stops and levers to specified settings. Inspects accuracy of new gauges and instruments for conformance to blueprint specifications before they are released for production use.
GOE: 06.01.05 STRENGTH: M GED: R4 M4 L3 SVP: 7 DLU: 77

601.281-022 INSPECTOR, TOOL (machine shop) alternate titles: precision inspector; surface-plate inspector; tool-and-die inspector; tool-and-gauge inspector; tooling inspector

Inspects, tests, and adjusts new and reworked tools, dies, gauges, jigs, and fixtures, for conformance to specifications, such as dimensions, tolerances, and hardness, applying knowledge of tool and die design, shop mathematics, and machining and testing procedures, using precision measuring instruments, testing equipment, and handtools: Computes angles, radii, and other unspecified dimensions of workpiece, using algebra, geometry, and trigonometry. Positions workpiece on surface plate and lays out reference points and center lines on parts [LAY-OUT WORKER (machine shop) 600.281-018]. Measures angular dimensions, radii, contours, clearances, thread lead, and other specifications, using precision measuring instruments, such as micrometer, gauge blocks, dial indicators, height gauges, level protractors, and optical comparators. Tests units for fit of moving parts and mechanical functioning. Tests parts for hardness, using hardness testing equipment [HARDNESS INSPECTOR (heat treating) 504.387-010]. Inspects, adjusts, and verifies accuracy of gauges and measuring instruments for conformance to specifications [INSPECTOR, GAUGE AND INSTRUMENT (machine shop) 601.281-018]. Examines defective parts to determine cause of defect and recommends changes or modifications. Determines salvageability of defective items, utilizing knowledge of material and machining costs. Measures surface finish of part, using profilometer. Inspects first run parts and assemblies. Writes report regarding inspection and testing results. May draw enlarged part details for use on optical comparator. May use laser-equipped measuring instruments. May inspect parts for flaws or internal fissures, using ultrasonic equipment or fluorescent lights. May test gauges used in manufacture and assembly of watches, using measuring devices and microscope, and be designated Gauge Controller (clock & watch).
GOE: 05.07.01 STRENGTH: M GED: R4 M4 L4 SVP: 8 DLU: 88

601.281-026 TOOL MAKER, BENCH (machine shop)

Lays out, fits, and assembles parts to make and repair cutting tools, jigs, fixtures, gauges, or machinists' handtools, analyzing specifications according to knowledge of tool designs, shop mathematics, machining, and layout and assembly procedures: Studies blueprint to determine machining to be done and plans layout and assembly. easures, marks, and scribes metal stock to lay out for machining by other workers [LAY-OUT WORKER (machine shop) 600.281-018]. Operates drill press to drill and tap holes in parts [DRILL-PRESS SET-UP OPERATOR, SINGLE SPINDLE (machine shop) 606.682-018]. Smooths and scrapes parts to fit, using handtools such as files and scrapers. Positions and secures parts on surface plate with devices such as V-blocks, vises, and angle plates. Assembles parts into product, using tools such as wrenches, hammers, and tweezers, and verifies dimensions and alignments, using measuring instruments such as micrometers, height gauges, and gauge blocks. ay set up and operate surface grinder [GRINDER OPERATOR, SURFACE, TOOL (machine shop) 603.280-014] to grind surface of parts. May test assembled mechanism. May be designated according to specialized function as Tool Repairer, Bench (machine shop); or according to product made as Gauge Maker (machine shop); Jig-And-Fixture Maker (machine shop).
GOE: 05.05.07 STRENGTH: M GED: R4 M3 L3 SVP: 7 DLU: 77

601.281-030 TOOL AND FIXTURE REPAIRER (auto. mfg.)

Replaces and adjusts tools and fixtures of production machines and components of transfer systems in industrial establishment, using handtools and precision measuring instruments, following specifications and blueprints, and applying knowledge of hydraulics, pneumatics, and machine programming and maintenance: Observes production machines, such as punch and drill presses, milling machines, lathes and robotic equipment, to detect malfunctions, need for adjustment and alignment, or replacement of worn or broken tools and fixtures. Removes, replaces, adjusts, and aligns components of machines and equipment, such as production fixtures, programmable machines (robots), and conveyors and transfer devices (workpiece shuttle mechanisms), using precision measuring instruments and handtools. Enters instructions on $T3programmable controller$T1 or $T3robot controller$T1, to adjust speed, motion, and alignment of programmable machines, applying knowledge of machine programming and operations and production processes. Repairs and calibrates electronic measuring gauges, using electrical test equipment, master gauges, and handtools. Operates machines to verify that repairs, adjustments, and alignments have corrected problems and that machines function according to specifications. Disassembles, cleans, and polishes machine components. Informs supervisor of machine malfunctions requiring repair by other maintenance workers, such as ELECTRICIAN, MAINTENANCE (any industry) 829.261-018. May set up and operate machine tools, such as lathes, mills, and surface grinders, to repair worn or broken production tools and fixtures.
GOE: 05.05.09 STRENGTH: M GED: R4 M4 L4 SVP: 7 DLU: 90

601.380-010 CARBIDE OPERATOR (machine shop) alternate titles: carbide grinder

Fabricates tungsten-carbide cutting tips for use on lathes, planers, milling machines, and other metalworking tools, using mechanical or hydraulic press, furnaces, cutting and grinding wheels, and precision-measuring instruments: Weighs cobalt, carbon, tungsten, titanium, and other powdered metals on balance scale to obtain specified molding mixture. Pours mixture from pans into molds or into hoppers for automatic feeding into molds in press. Turns valves on press to compress mixture into billet. Removes billet from press. Sets automatic feed, time, and temperature controls on sintering furnace. Feeds billets into furnace to fuse metals together. Removes billets from furnace and cuts and grinds them into cutting tips, using diamond cutting wheel and electric grinding wheel. Measures cutting edges of tips to ensure attainment of specified tolerances, using gauges, rulers, micrometers, and protractors. Sets pyrometer controls of heat-treating furnace, and feeds cutting tips into furnace to harden them. May regrind cutting tips and remeasure for conformance to specifications.
GOE: 05.05.07 STRENGTH: M GED: R4 M4 L3 SVP: 6 DLU: 77

601.381-010 DIE FINISHER (machine shop) alternate titles: die fitter

Grinds, files, sands, and polishes surfaces of metalworking die members to specified shape and smoothness and inspects dies for conformity to wood, plastic, or plaster die models or prototype parts: Lifts and positions die member on bench manually or with hoist. Studies blueprints, die models, and prototype parts, and compares them with die member to ascertain contours. Verifies dimensions and radii, using micrometers, dial indicators, and calipers. Brushes blue pigment on ridged and grooved surface of rough-milled die member, and grinds down ridges with powered hand grinder until only traces of blue pigment remain. Brushes contrasting pigments on die member and prototype part, die model, or corresponding die member, and presses them together, manually or with press. Observes pattern of pigments where surfaces have made contact, and grinds and files high spots until die member conforms to specified contour. Polishes die member, using hand stones. Inspects smoothness and contour conformity visually and tactually. May be designated according to part finished as Punch Finisher (machine shop).
GOE: 05.05.07 STRENGTH: M GED: R4 M3 L3 SVP: 7 DLU: 77

601.381-014 DIE MAKER (jewelry-silver.) alternate titles: die cutter; hub cutter

Fabricates set of dies for use in forming and shaping metal jewelry blanks, following drawings or blueprints and using variety of metalworking machines and engraver's handtools: Brushes blue dye on surface of steel block workpiece. easures, locates, and marks center of block with cross-lines, using divider and drafter's pencil. Copies design, freehand, from sample drawing or blueprint, maintaining size specifications. Scribes along drawn line, using scribe. Measures finished design for conformance to specifications, using calipers and gauges. Positions workpiece in vise and cuts out lines of design. Chips and cuts away excess metal to complete design, using metalworking machines and handtools. Verifies dimensions of workpiece, using calipers and gauges. Hardens and tempers steel block and drives it into another block of soft steel or plastic to form sunken design, using press, or sends it to machine shop for processing. Engraves other half of die by pounding thin sheets of metal into completed half. May engrave lettering and designs into dies, using pantograph machine. May cut out, shape, and harden upper steel die (forcer) used to stamp out jewelry articles and be known as Forcer Maker (jewelry-silver.).
GOE: 05.05.07 STRENGTH: M GED: R4 M3 L3 SVP: 7 DLU: 77

601.381-018 DIE POLISHER (nonfer. metal)

Polishes and resurfaces bores and cavities of wire drawing dies to specified size and angles, using hand laps or various die polishing machines, tools, and diamond cutting pastes: Cleans dies by immersing them in tank with water, detergent, and agitating pebbles or sonic cleaner. Inspects worn dies to ascertain extent of wear, using loupe, steel gauge pins, and micrometer. Laps die surfaces to specified dimensions as it revolves in $T3lapping$T1 machine or on bench lathe, using cotton swabs and progressively finer diamond pastes; or resurfaces and polishes die, using polishing machine and diamond pastes. Inspects die for cracks and smoothness of finish, using loupe or microscope, and measures diameter of die openings for conformance to specifications, using steel gauge pins and micrometer. May resurface and clean dies, using powered drill, grinder, or files and other handtools.
GOE: 05.05.07 STRENGTH: L GED: R3 M3 L2 SVP: 6 DLU: 77

601.381-022 DIE-MAKER APPRENTICE (jewelry-silver.) alternate titles: die-cutter apprentice; hub-cutter apprentice

Performs duties as described under APPRENTICE (any industry) Master Title.
GOE: 05.05.07 STRENGTH: M GED: R4 M3 L3 SVP: 7 DLU: 77

601.381-026 PLASTIC TOOL MAKER (machine shop)

Molds and assembles plastic tools, such as gauges, jigs, templates, and fixtures, following blueprints: Spreads layers of glass cloth on molds or forms and brushes each layer with plastic to build plastic tool following configuration of mold. Pries cured plastic tool from mold with prying tool. Calculates, from blueprints, location of guide and reference lines and holes for tools. Measures and marks location of lines and holes on tools, using calipers, micrometers, and protractors. Drills holes in tools, using drill press, and forces bushings into holes, using arbor press or hammer. Assembles tools by laminating them with glass cloth and resin. Verifies alignment and dimensions of assembly, using calipers, height gauges, gram scale, and sight level. Trims excess material from tool parts with power grinder. Fills space between adjoining parts with plastic. May build wood frame to support and maintain alignment of complex tools, using carpenter's handtools. May laminate tools to frame.
GOE: 06.01.04 STRENGTH: M GED: R4 M3 L3 SVP: 7 DLU: 77

601.381-030 PLASTIC-FIXTURE BUILDER (machine shop) alternate titles: model maker, plastic

Fabricates precision plastic checking fixtures used to determine accuracy of stamped metal parts: Casts plastic reproduction from model of part [PLASTIC DUPLICATOR (machine tools)]. Lays out reference lines on cast as guides in assembling, fitting, and trimming operations, using height gauges, surface plates, squares, protractors, and other measuring instruments. Cuts and trims casts following reference lines, using files, saws, planes, and other handtools. Assembles casts with glue, bolts, and other fasteners. Fits and fastens metal inserts into fixture at specified points to increase strength or accuracy. Verifies dimensions of completed fixture for conformance to specifications, using templates and measuring instruments. May fabricate metal inserts used in fixture, using powered saws, powered grinder, and files.
GOE: 05.05.07 STRENGTH: M GED: R4 M3 L3 SVP: 7 DLU: 77

601.381-034 SAW MAKER (cutlery-hrdwr.) alternate titles: saw mechanic

Fabricates blades for bandsaws, circular saws, and jigsaws from steel blanks or band stock, following work order specifications and using handtools, machine tools, and knowledge of metal characteristics: Selects blank or band stock, according to size, type, and operating requirements of blade. Hammers dents, kinks, and twists from blank or band stock. Operates power roller to straighten blade and stretch (roll) blade to specified temper. Installs specified serrating dies in punch press and operates press to cut teeth in blade. Sharpens and sets blade teeth, using power grinder and swaging machine. Operates butt welding machine to join ends of bandsaw blade. May operate surface grinder to grind blanks to specified thickness. May heat-treat saws to relieve internal stress and temper metal [HEAT TREATER (heat treating) I]. May specialize in tempering and aligning blades and be designated Sawsmith (cutlery-hrdwr.).
GOE: 05.05.07 STRENGTH: L GED: R4 M4 L3 SVP: 6 DLU: 77

601.381-038 TEMPLATE MAKER (any industry)

Designs and fabricates templates of assorted materials, such as metal, fiberglass, wood, and plastic, for laying out reference points and dimensions on metal plates, sheets, tubes, and structural shapes used for fabricating, welding, and assembling structural metal products or dies: Plans and develops layout according to blueprints, work orders, tool planning orders, mockups, or sample parts, applying knowledge of trigonometry, product design, and properties of metal. Lays out design onto template material, using instruments, such as compass, protractor, dividers, and ruler, and marks shape and reference points, using scriber, pencil, chalk, and punch. Cuts, trims, drills, reams, files, shapes, and forms templates, using handtools, power tools, and fabricating machines, such as bandsaw, drill press, jointer, punch press, and shear. Nails, glues, screws, bolts, solders, or welds component parts to assemble templates. Marks job numbers, file codes, dimensions, layout, and fabricating instructions on templates. Repairs and reworks templates. May construct jigs and fixtures for fabricating machine operations [TOOL MAKER, BENCH (machine shop) 601.281-026].
GOE: 06.01.04 STRENGTH: M GED: R4 M4 L3 SVP: 7 DLU: 88

601.381-042 DIE MAKER, ELECTRONIC (machine shop)

Lays out, machines, fits, and assembles metal parts to fabricate electronic (heat-sealing) dies used to form plastic products, working from blueprints or drawings and using milling machine, tools, and precision instruments: Studies blueprints, drawings, and specifications to plan machine operations applying knowledge of metal properties and machine shop math. Selects and positions brass or steel stock on milling table, by hand or using hoist. Sets up and operates milling machine to machine channels of specified width and depth in stock to form electrodes. Measures, marks, and cuts electrodes to specified sizes, using rule, scribe, and cutoff knife. Sets aside electrodes for further processing by other workers. Positions completed electrodes on die board template to locate reference points for lugs and die parts, and marks reference points, using hammer and punch. Drills and taps holes in aluminum plate that serves as base for die, using power drill with tapping attachment, and mounts dies to base with screws, using screwdriver. Operates milling machine to reduce electrode altitude from die bottom to top of electrodes, working to tolerances of plus or minus .001 inch. Measures dies to verify conformance to specifications, using vernier gauge, micrometer, and ruler.
GOE: 05.05.07 STRENGTH: M GED: R4 M3 L2 SVP: 7 DLU: 86

601.482-010 PROFILE-GRINDER TECHNICIAN (clock & watch)

Sets up and operates grinding equipment to grind precision cutting tools and dies from tungsten carbide and high-speed steel, working from blueprints and to tolerances of 0.0001 inch: Plans and lays out work and sets up equipment, using variety of precision measuring devices and machine attachments and fixtures. Grinds tools and dies to prescribed dimensions by turning handwheels or adjusting controls to feed work against grinders. Measures dimensions with precision gauges. Removes, dresses, and installs emery, diamond-impregnated, and diamond-charged cast-iron grinding wheels.
GOE: 05.05.07 STRENGTH: L GED: R3 M3 L3 SVP: 6 DLU: 77

601.682-010 TOOL DRESSER (any industry) alternate titles: drill-sharpener operator

Operates compressed-air or steam-driven machine to sharpen large drills, such as rock drills, used in construction, mining, quarrying, and well-drilling: Places cutting end of drill in forge to heat cutting edge to increase malleability. Inserts heated drill into die space on machine. Starts hammering action of die to shape cutting edge of drill. Stops machine and removes edged drill. Tempers drill by heating it in forge and quenching it in water, brine, or oil.
GOE: 06.04.02 STRENGTH: M GED: R3 M2 L2 SVP: 5 DLU: 77

602 GEAR MACHINING OCCUPATIONS

This group includes occupations concerned with shaping metal gears by any combination of milling, turning, planing, abrading, boring, chipping, sawing, or shaving.

602.280-010 GEAR-CUTTING-MACHINE SET-UP OPERATOR, TOOL (machine shop) alternate titles: gear cutter; gear shaper; tool-room gear-machine operator

Sets up and operates variety of gear-cutting machines, such as gear shapers, hobs, and generators to machine spline, rack, or gear teeth on metal blanks, analyzing specifications according to knowledge of gear designs, shop mathematics, and gear machining procedures: Studies blueprint to visualize machining required, and plans sequence of operations. Selects machine and method of holding workpiece. Computes machine settings from gear specifications. Positions and secures workpiece to cutting angle on arbor, in chuck or other holding device, using wrenches. Selects, positions, and secures cutters in toolhead, in spindle, or on arbor. Sets feed rates and rotation speeds of cutters and workpiece in relation to each other by selecting and mounting gears, cams, or templates, or by moving levers. Moves controls to set cutting speeds and depth of stroke and cut for reciprocating cutters, and to position tool and workpiece in relation to each other. May select and mount guides to impart twisting motion to spindle for cutting helical gears. Starts machine, turns valve handle to start flow of coolant against cutter and workpiece. Verifies conformance of machined gear to specifications, using gear $T3measuring wires, involute checker,$T1 master gears, optical comparator (shadowgraph), and other special gear inspection equipment. May operate broaching machine to broach internal splines or gears [BROACHING-MACHINE SET-UP OPERATOR (machine shop) 605.382-010]. May work on nonmetallic materials. May be required to have experience with particular gear type, material, or size, type, or trade name of machine.
GOE: 06.01.03 STRENGTH: M GED: R4 M4 L3 SVP: 7 DLU: 77

602.360-010 GRINDER SET-UP OPERATOR, GEAR, TOOL (machine shop) alternate titles: gear-and-spline grinder

Sets up and operates precision gear grinding machine with special $T3indexing$T1 equipment to grind master and precision gears, usually on custom basis, analyzing specifications and selecting tooling according to knowledge of gear grinding procedures: Studies blueprints and machining instructions to determine grinding operations and to plan sequence of operations. Computes machine indexing ratios and cam dimensions for specified spacing and contour of gear teeth, using shop mathematics. Selects index plate, cams, grinding wheel, feed rates, grinding speed, and depth of cut, according to computations, gear specifications, and knowledge of gear design, metal properties, and abrasives. Positions and secures index plate, cams, and grinding wheel in machine, using wrenches and measuring devices. Sets up automatic dressing device to dress wheel to specified profile. Moves controls to set synchronized rotation speeds and feed rates. Positions and secures workpiece on mandrel between centers or in chuck, and turns handwheels to position workpiece and wheel, verifying positions with thickness gauges, dial indicators, and micrometers. Turns valve handle and directs flow of coolant against wheel and workpiece. Moves controls to index workpiece and feed wheel to workpiece, adjusting depth of cut in part by sight and feel. Verifies dimensions of ground workpiece for conformance to specifications, using gear $T3measuring wires and involute checker.$T1 May grind nonmetallic materials. May be required to have experience with particular type of gear, precision level, or type or trade name of machine.
GOE: 06.01.03 STRENGTH: L GED: R4 M3 L3 SVP: 7 DLU: 77

602.362-010 GEAR INSPECTOR (machine shop)

Sets up and operates gear inspection equipment to measure curvature of gear tooth, distance between teeth, concentricity of gear, profile and surface dimensions, surface finish, and material hardness of production and prototype gears, utilizing knowledge of gear inspection techniques and procedures: Reads blueprints or specifications to determine dimensions and tolerances. Mounts master gears on testing machine, attaches recording instrument leads and styluses to gear, and starts machine to calibrate machine instruments. Mounts and secures gear on spindle or arbor of machine, sets instrument stylus on gears, and turns instrument dials to zero. Starts machine and reads instrument dials to determine dimensions of gear, and compares readings to specifications. Measures profile and surface dimensions of gear, using optical comparator and micrometer, vernier gauges, and sine blocks. easures surface finish, using profilameter. Measures material hardness, using hardness gauge. Recommends corrections on gear forming machine setup to eliminate defects. Maintains records of gears tested and measured. May lay out and mark drill holes, keyways, and gear tooth profile on blanks, using measuring devices and marking tools. May check gear-forming machine setup, using master gears.
GOE: 06.03.01 STRENGTH: M GED: R4 M3 L3 SVP: 6 DLU: 77

602.362-014 GEAR-SORTING-AND-INSPECTING MACHINE OPERATOR (machine shop) alternate titles: gear-coding machine operator

Sets up and operates gear inspecting and sorting machines to measure gears for deviations from dimensional specifications and to test mesh of gears with master (inspection) gears: Positions gear in spindle and moves controls to engage it with master gear. Rotates gear and observes mating with master gear and listens for sounds indicating defective gear. Marks gear with ink or attaches tracing stylus to gear to locate and highlight wear points. Color codes gears to enable other workers to match gears having similar deviations. May file burrs or highspots on gears. May test mesh and accuracy of finished transmission gears and be designated Gear Roller (machine shop).
GOE: 06.03.01 STRENGTH: L GED: R3 M3 L2 SVP: 4 DLU: 77

602.380-010 GEAR-CUTTING-MACHINE SET-UP OPERATOR (machine shop) alternate titles: all-around-gear-machine operator; gear cutter; gear-machine operator, general

Sets up and operates two or more types of gear-cutting and finishing machines, such as gear shapers, hobs, honers and lappers, and generators, to machine spline or gear teeth on metal blanks according to machining instructions and knowledge of gear types and gear machining: Reads blueprint or job order to determine gear dimensions and specifications, fixture and cutter to use, and machine settings. Secures and positions cutters in toolhead, on spindle, or on arbor, and bolts fixtures on machine. Mounts gears, cams, or templates, or moves levers to set feed rates and rotation speeds of cutters and workpiece in relation to each other. Positions and secures workpiece to specified cutting angle on arbor, in chuck, or in fixture, using wrenches. Starts machine, turns valve handle, and directs flow of coolant against tool and workpiece. Verifies conformance to specifications, using micrometers, gear $T3measuring wires,$T1 master gears, and special gear inspection equipment. May set cutting speeds and depth of stroke and cut for reciprocating cutters. May mount guides to control twisting motion of spindle for cutting helical gears. May compute gear dimensions and machine settings, applying knowledge of shop mathematics and gear design. May machine nonmetallic materials. May be required to have experience with custom or production work, or with particular material, product, or size, type, or trade name of machine.
GOE: 06.01.03 STRENGTH: M GED: R4 M3 L3 SVP: 6 DLU: 77

602.382-010 GEAR HOBBER SET-UP OPERATOR (machine shop) alternate titles: hobbing-machine operator

Sets up and operates one or more gear $T3hobbing$T1 machines to machine splines or gear teeth on metal blanks according to specifications, machining instructions, and knowledge of gear hobbing procedures: Reads machining instructions or blueprints to determine machine settings, fixtures and hobs to use, and gear specifications, such as dimensions and tolerances. Clamps workpiece in fixture or presses it on arbor and mounts arbor between centers. Positions and secures specified hob on arbor in relation to workpiece, using wrenches. Moves levers or mounts gears in machine to set feed rates and rotation speeds of hob and workpiece following machining instructions. Turns handwheel to feed hob to workpiece or vice versa, and engages automatic feed. Turns valve handle and directs flow of coolant against hob and workpiece. Verifies conformance of hobbed gears to specifications, using micrometers, gear $T3measuring wires,$T1 master gears, and $T3involute checker.$T1 May compute data, such as gear dimensions and machine settings, applying knowledge of shop mathematics. May machine plastic or other nonmetallic materials. May be required to have experience with custom or production work, or with particular material, product, or size, type, or trade name of machine.
GOE: 06.03.01 STRENGTH: M GED: R3 M3 L3 SVP: 5 DLU: 77

602.382-014 GEAR-GENERATOR SET-UP OPERATOR, SPIRAL BEVEL (machine shop) alternate titles: curved-tooth-gear-generator operator; gleason-gear generator; hypoid-gear generator; spiral-gear generator

Sets up and operates one or more spiral-bevel $T3gear generating$T1 machines to cut and shape spiral or hypoid teeth on metal bevel-gear blanks according to specifications, machining instructions, and knowledge of gear types and generating procedures: Reads blueprint or machining instructions to determine gear type, dimensions, and number of teeth, and machine settings and cutter to be used. Clamps workpiece in fixture or presses it on arbor, and positions it to cutting angle. Positions and secures cutter on spindle in relation to workpiece, using wrenches and turning handwheels. Moves levers to set cutter and workpiece rotation speeds in relation to each other. Mounts gears, cams, or templates in machine to control $T3indexing$T1 of workpiece and rolling motion of cutter. Starts machine, turns valve handle, and directs flow of coolant against cutter and workpiece. Verifies conformance of machined gear to specifications, using micrometers, master gears, and special gear inspection equipment. May compute data, such as gear dimensions and machine settings, applying knowledge of shop mathematics. May machine plastics or other nonmetallic materials. May be required to have experience with custom or production work, or with particular material, product, or size, type, or trade name of machine.
GOE: 06.02.02 STRENGTH: M GED: R3 M3 L3 SVP: 5 DLU: 77

602.382-018 GEAR-GENERATOR SET-UP OPERATOR, STRAIGHT BEVEL (machine shop) alternate titles: bevel-gear-generator operator; generator operator, straight-bevel gear; straight-tooth-gear-generator operator

Sets up and operates one or more straight-tooth bevel-gear generating machines to cut and shape straight teeth on metal bevel-gear blanks, according to machining instructions and knowledge of $T3gear generating$T1 procedures: Reads blueprint or machining instructions to determine machine settings, fixtures and cutters to use, and gear type, dimensions, tolerances, and number of teeth to be generated. Mounts workpiece on arbor and positions it to cutting angle. Positions and clamps two cutters in toolheads, and positions cutter cradle to specified angle, using wrenches. Mounts gears and cams in machine to control rotation speed and $T3indexing$T1 of workpiece, cutting speed, and rolling motion of cutter cradle. Starts machine, turns valve handle, and directs flow of coolant against reciprocating cutters and workpiece. Verifies conformance of machined gear to specifications, using micrometers, master gears, and special gear inspection equipment. May compute such data as gear dimensions and machine settings, applying knowledge of shop mathematics. May machine plastics or other nonmetallic materials. May be required to have experience with custom or production work, or with particular material, product, or size, type, or trade name of machine.
GOE: 06.02.02 STRENGTH: M GED: R3 M3 L3 SVP: 5 DLU: 77

602.382-022 GEAR-MILLING-MACHINE SET-UP OPERATOR (machine shop) alternate titles: milling-machine operator, gear

Sets up and operates one or more gear milling machines to machine splines or gear teeth on metal blanks, according to machining instructions and knowledge of gear milling procedures: Reads blueprints or machining instructions to determine machine settings, fixtures and milling tools to use, and gear specifications, such as dimensions and tolerances. Clamps workpiece in fixture or presses it onto arbor. Positions and secures cutter on spindle in relation to workpiece, using wrenches. Moves levers or mounts gears in machine to set feed rates and rotation speeds of cutter and workpiece in relation to each other. Starts machine, turns valve handle, and directs flow of coolant against cutter and workpiece. Verifies conformance of machined gears to specifications, using micrometers, gear $T3measuring wires,$T1 and special gear inspection equipment. May compute data, such as gear dimensions and machine settings, applying knowledge of shop mathematics. May machine plastics or other nonmetallic materials. May be required to have experience with custom or production work, or with particular material, product, or size, type, or trade name of machine.
GOE: 06.02.02 STRENGTH: M GED: R3 M3 L3 SVP: 5 DLU: 77

602.382-026 GEAR-SHAPER SET-UP OPERATOR (machine shop)

Sets up and operates one or more gear shaping machines to machine splines or gear teeth in metal blanks, according to machining instructions and knowledge of gear types and gear shaping procedures: Reads machining instructions or blueprints to determine machine settings, holding fixtures and cutters to use, and gear type, dimensions, tolerances, and number of teeth to be cut and shaped. Clamps workpiece in fixture or presses it on arbor. Positions and secures specified cutter on spindle in relation to workpiece and sets length of stroke, using wrenches. Moves levers or mounts gears in machine to set feed rates, cutting speeds, and rotation speeds of cutter and workpiece, according to machining instructions. Turns valve handle and directs flow of coolant against cutter and workpiece. Verifies conformance of machined gears to specifications, using micrometers, master gears, gear $T3measuring wires,$T1 and special gear inspection equipment. May mount guides to control twisting motion of spindle for cutting helical gears. May compute data, such as gear dimensions and machine settings, applying knowledge of shop mathematics. May machine plastics or other nonmetallic materials. May be required to have experience with custom or production work or with particular material, product, or size, type, or trade name of machine.
GOE: 06.02.02 STRENGTH: M GED: R3 M3 L3 SVP: 5 DLU: 77

602.382-030 GEAR-SHAVER SET-UP OPERATOR (machine shop)

Sets up and operates one or more gear-shaving machines that utilize gashed, gear-shaped cutting tools to shape and smooth gear teeth or to correct distortions remaining from roughing (gear-cutting) operation, following machining instructions and knowledge of gear-shaving methods: Reads blueprints or machining instructions to determine machine settings, fixtures and cutterheads to use, and gear dimensions and tolerances. Presses gear on arbor and mounts it between centers, using handtools. Mounts cutter on cutterhead. Moves controls to set feed rates, cutting speeds, reciprocating action, and angles of cutter and gear. Turns handwheel to feed gear to cutter. Verifies conformance to specifications, using micrometers, $T3measuring wires,$T1 and $T3involute checker.$T1 May compute gear dimensions and machine settings, applying knowledge of shop mathematics and gear formulas. ay work on nonmetallic gears. May be required to have experience with custom or production work, or with particular material, kind of gear, or machine of particular type or trade name.
GOE: 06.01.03 STRENGTH: M GED: R3 M3 L3 SVP: 6 DLU: 77

602.382-034 GRINDER, GEAR (machine shop) alternate titles: gear-grinding-machine operator; gear-tooth-grinding-machine operator

Sets up and operates one or more gear grinding machines to grind surfaces of splines or gear teeth, following machining instructions and applying knowledge of gear grinding techniques: Reads blueprint or machining instructions to determine fixtures and grinding wheel to use, machine settings, and gear dimensions and tolerances. Clamps workpiece in chuck or fixture, or presses it on arbor and mounts between centers. Positions and secures wheel on arbor in relation to workpiece, using wrenches. Moves levers or mounts gears in machine to set feed rates and rotation speeds of wheel and workpiece in relation to each other. Turns handwheels to feed wheel to workpiece or vice versa, and to index workpiece, and engages automatic feeding and $T3indexing$T1 device. Turns valve and directs flow of coolant against wheel and workpiece. Sets up and operates wheel dressing device to dress and true abrasive wheel. Verifies conformance to specifications, using micrometers, gear $T3measuring wires, and involute checker.$T1 May compute data, such as gear dimensions and machine settings, applying knowledge of shop mathematics. May work on nonmetallic materials. ay be required to have experience with custom or production work or with particular material, gear type, or size, type, or trade name of machine.
GOE: 06.02.02 STRENGTH: M GED: R3 M3 L3 SVP: 5 DLU: 77

602.482-010 GEAR-LAPPING-MACHINE OPERATOR (machine shop) alternate titles: gear finisher; gear nicker; gear-tooth-lapping-machine operator

Sets up and operates gear-lapping machine to lap gears according to specifications, machining instructions, standard charts, and knowledge of gear $T3lapping$T1 procedures: Reads blueprint or instructions to determine gear dimensions, tolerances, and number of gears to be lapped, and machining instructions for lapping speeds and pressures, work-holding fixtures, and spindle angles to be used. Positions and secures pairs or trains of gears on spindles, using fixture and wrenches. Moves controls to set spindle angles, lapping speeds, tool pressure, and length of cycle. Brushes or sprays $T3lapping compound$T1 on gears. Starts machine, examines gear contact area, and moves handwheels to adjust action of gears. Inspects lapped gears for conformance to specifications, using knowledge of gear design and surface finishing. May inspect finish and mechanical action of gears with gear inspection equipment. May be required to have experience with particular type of gear or machine. May lap gears against each other metal-to-metal without lapping compound and be designated Gear Burnisher (machine shop).
GOE: 06.02.02 STRENGTH: M GED: R3 M3 L3 SVP: 5 DLU: 77

602.685-010 GEAR-CUTTING-MACHINE OPERATOR, PRODUCTION (machine shop) alternate titles: hob mill operator; production-gear cutter

Tends one or more previously set up gear-cutting machines, such as gear shapers, hobbers, finishers, and generators, to machine spline or gear teeth on metal blanks: Positions and secures workpiece on arbor, or in chuck, fixture, or automatic feeding mechanism. Starts machine and flow of coolant and observes operation. Adjusts machine stops and changes worn cutter, using wrenches. Verifies conformance to specifications, using fixed gauges, micrometers, and preset dial indicators. May machine plastics or other nonmetallic materials. May be required to have experience with particular material, product, or size, type, or trade name of machine.
GOE: 06.04.02 STRENGTH: M GED: R2 M2 L2 SVP: 3 DLU: 77

603 ABRADING OCCUPATIONS

This group includes occupations concerned with smoothing, polishing, sharpening, or cutting through or into metal objects by the wearing away action of abrasives. The smoothing, polishing, sharpening, or shaping of nonmetallic materials, except wood, are also included when the methods and machine tools commonly applied to the machining of metal are used.

603.130-010 SUPERVISOR, GRINDING (any industry)

Supervises and coordinates activities of workers engaged in grinding metal objects to specifications, applying knowledge of metal properties, abrasives, and grinding procedures. May set up machines. May train new workers. Performs duties described under SUPERVISOR (any industry) Master Title.
GOE: 06.02.01 STRENGTH: M GED: R4 M3 L3 SVP: 7 DLU: 77

603.137-010 FILING-AND-POLISHING SUPERVISOR (ordnance)

Supervises and coordinates activities of workers engaged in filing, burring, tumbling, sandblasting, and polishing small arms, such as rifles and machine guns. Performs duties as described under SUPERVISOR (any industry) Master Title.
GOE: 06.02.01 STRENGTH: M GED: R4 M4 L4 SVP: 7 DLU: 77

603.260-010 GRINDER SET-UP OPERATOR, THREAD TOOL (machine shop) alternate titles: precision-thread-grinder operator; thread-grinder, tool

Sets up and operates thread-grinding machine to grind internal or external threads on metal objects, such as worm gears and leadscrews, on custom basis, analyzing specifications and selecting tooling according to knowledge of thread grinding procedures: Studies blueprint to visualize grinding to be done and plans sequence of operations. Selects and computes machine settings, such as positioning angles, rotation speeds, feed rates, and gear ratios, using knowledge of shop mathematics. Selects grinding wheel, gears, and cams, using knowledge of thread types, metal properties, and abrasives, and installs them, using wrenches. Positions and secures workpiece between centers or in chuck jaws. Sets trip stops along calibrated rack to limit workpiece travel and activate wheel withdrawal. Adjusts device to dress wheel to computed angles, and to set for automatic dressing during operation. Moves controls to adjust, start, and control operation of machine. Verifies conformance of ground workpieces to specifications, using such measuring devices as thread $T3measuring wires,$T1 dial indicator, gauge blocks, and optical comparator (shadowgraph). May be required to have experience with particular type of thread, kind of computation, or level of precision, or with machine of particular type or trade name.
GOE: 06.01.03 STRENGTH: M GED: R4 M4 L3 SVP: 7 DLU: 77

603.280-010 GRINDER OPERATOR, EXTERNAL, TOOL (machine shop) alternate titles: cylindrical grinder, tool; external-cylindrical-grinder operator; external grinder, tool; grinder, hand; outer-diameter grinder, tool; precision grinder, external

Sets up and operates external grinding machines to grind external cylindrical and tapered surfaces of rotating metal workpieces, such as tool, die, and machine parts, usually for limited runs, analyzing blueprints and specifications and selecting tooling according to knowledge of external grinding procedures: Studies blueprint or layout on workpiece to visualize grinding to be done and plans sequence of operations. Selects grinding wheel, according to knowledge of metal properties and abrasives, and mounts wheel on spindle. Dresses wheel manually or with preset dressing device. Moves controls and reads dials to set angle of workpiece to grinding wheel. Positions and secures workpiece between centers, on magnetic chuck, or in chuck jaws, using wrenches. Selects and sets grinding wheel speed, work surface speed, and travel rate of powered table. Positions and tightens stops to set depth of grinding wheel cut and stroke of worktable. Moves controls to feed wheel to workpiece manually or automatically. Turns valve handle and directs flow of coolant against wheel and workpiece. Verifies dimensions of ground workpiece for conformance to specifications, using such measuring instruments as micrometers, dial indicators, and gauge blocks. May dress grinding wheel to specified profile for contour grinding, using special fixtures and tools. May grind nonmetallic materials. May operate tracer attachment to duplicate contours from templates or models. May be required to have experience with particular material, product, or precision level, or with machine of particular size, type, or trade name. May set up machines for other workers. ay be designated according to type of machine operated as Roll Grinder Operator (machine shop).
GOE: 06.01.03 STRENGTH: M GED: R4 M3 L3 SVP: 7 DLU: 78

603.280-014 GRINDER OPERATOR, SURFACE, TOOL (machine shop) alternate titles: grinder, hand; precision grinder, surface; rotary-surface grinder; surface grinder; surface-grinding-machine hand

Sets up and operates surface grinding machines with horizontal or vertical spindle and reciprocating or rotating table to grind flat or contoured surfaces of metal workpieces, such as tool, die, and machine parts, usually for limited runs, analyzing specifications and selecting tooling according to knowledge of surface grinding procedures: Studies blueprint or layout on workpiece to visualize grinding to be done and plans sequence of operations. Positions and secures workpiece on magnetic chuck, in holding fixture, or directly to machine table. Selects grinding wheel, grinding speeds, and feed rates for each operation according to knowledge of metal properties and abrasives, and mounts wheel on spindle. Moves device to dress wheel. Moves controls and reads dials to set rotation speeds and feed rates. Positions and tightens stops to limit table travel. Moves controls to feed workpiece to wheel or vice versa. Turns valve handle and directs flow of coolant against wheel and workpiece. Verifies dimensions of ground workpiece for conformance to specifications, using such measuring instruments as micrometers, comparators, dial indicators, gauge blocks, and load test equipment. May dress grinding wheel to specified profile for contour grinding, using special fixtures and tools. May grind nonmetallic materials, such as plastics. May operate tracer attachment to duplicate contours from templates or models. May be required to have experience with particular material, product, or precision level, or with machine of particular size, type, or trade name.
GOE: 06.01.03 STRENGTH: M GED: R4 M3 L3 SVP: 7 DLU: 77

603.280-018 GRINDER OPERATOR, TOOL (machine shop) alternate titles: precision grinder

Sets up and operates variety of grinding machines, such as external, internal, and surface grinders, to grind metal workpieces, such as machine parts, dies, or tools, according to knowledge of grinding procedures: Studies blueprint or layout on workpiece to visualize grinding to be done, and plans sequence of operations. Selects grinding wheel, applying knowledge of abrasives and metal properties, and secures it on spindle, using wrench. Dresses wheel with dressing device. Lifts workpiece manually or with hoist, and positions and secures workpiece to holding device, using wrenches and clamps. Selects feed rates, grinding speeds, depth of cuts, and grinding wheel of size, shape, and grade for each operation, applying knowledge of metal properties, abrasives, product specifications, and shop mathematics. Positions and tightens stops to limit travel of workpieces or grinding wheel. Moves controls to position wheel and workpiece in relation to each other, and to set feed, speed, and depth of cut. Starts machine, turns handwheel to feed grinding wheel to workpiece or vice versa, and engages power feeding device. Turns valve handle and directs flow of coolant against wheel and workpiece. Observes operation and adjusts position and action of wheel and workpiece. Verifies dimensions of ground workpieces for conformance to specifications, using measuring instruments, such as templates, micrometers, dial indicators, and gauge blocks. Works to tolerances of plus or minus 0.0001 inch. May measure, mark, and scribe workpiece to lay it out for grinding [LAY-OUT WORKER (machine shop) 600.281-018]. May dress grinding wheels to complex profiles, using special fixtures and tools. May grind nonmetallic materials, such as plastics. May operate tracer attachment to duplicate contours from templates or models. May be required to have specialized experience with particular materials, product, or precision level or with machine of particular size, type, or trade name.
GOE: 06.01.03 STRENGTH: M GED: R4 M4 L3 SVP: 7 DLU: 77

603.280-022 GRINDER SET-UP OPERATOR, INTERNAL (machine shop) alternate titles: grinder, hand; inner-diameter grinder, tool; internal grinder, tool; internal-grinding-machine hand; internal-grinding-machine operator; precision grinder

Sets up and operates internal grinding machines to grind internal cylindrical and tapered surfaces of rotating metal workpieces, such as tool, die, and machine parts, usually for limited runs, analyzing blueprints and specifications and selecting tooling according to knowledge of internal grinding procedures: Studies blueprint or layout on workpiece to visualize grinding to be done and plans sequence of operations. Selects grinding wheel, according to knowledge of metal properties and abrasives, and mounts wheel on spindle. oves controls and reads dial to set angle of workpiece to grinding wheel, following product specifications. Dresses wheel manually or with preset device. Positions and secures workpiece on faceplate, magnetic chuck, or in chuck jaws, using wrenches. Selects and sets grinding wheel speed, work surface speed, and workpiece table travel rate, according to knowledge of metal properties and abrasives. Positions and tightens stops to set depth of grinding wheel cut and stroke of workpiece table. Moves controls to feed wheel to workpiece manually and automatically. Turns valve handle and directs flow of coolant against wheel and workpiece. Verifies dimensions of ground workpiece for conformance to specifications, using such measuring instruments as micrometers, dial indicators, and gauge blocks. May dress grinding wheel to specified profile for contour grinding, using special fixtures and tools. May grind nonmetallic materials, such as plastics. May operate tracer attachment to duplicate contours from templates or models. May be required to have experience with particular material, product, or precision level, or with machine of particular type or trade name.
GOE: 06.01.03 STRENGTH: M GED: R4 M3 L3 SVP: 7 DLU: 78

603.280-026 GRINDER SET-UP OPERATOR, JIG (machine shop) alternate titles: jig grinder; jig-grinding-machine operator; precision jig grinder

Sets up and operates jig grinding machine to locate and precision-grind holes and contours in metal objects, such as tool, die, and machine parts, on custom basis, analyzing blueprints and specifications and selecting tooling according to knowledge of jig grinding procedures: Studies blueprint, layout on workpiece, or written or oral specifications to visualize grinding to be done and plans sequence of operations. Computes and sketches hole and contour dimensions and locations in relation to base reference points and lines. Positions and secures workpiece on machine table, and turns handwheels to move table and workpiece to computed position under spindle center, verifying each step with dial indicator. Selects grinding wheel, grinding speeds, and feed rates for each operation according to knowledge of metal properties and abrasives, and mounts wheel on spindle. Moves controls and reads dials to set grinding speed, feed rate, spindle angle for taper grinding, diameter of $T3planetary action,$T1 and limits of automatic reciprocating wheel feed. Dresses wheel manually or with preset dressing device. Moves controls to feed wheel into hole and against surface of workpiece. Verifies hole locations and dimensions for conformance to specifications, using measuring instruments, such as dial indicator, gauge blocks, and $T3telescoping gauges.$T1 May be required to have experience with particular material, product, precision level, or with machine of particular type or trade name.
GOE: 06.01.03 STRENGTH: L GED: R4 M4 L3 SVP: 7 DLU: 77

603.280-030 GRINDER SET-UP OPERATOR, UNIVERSAL (machine shop) alternate titles: precision grinder, universal; universal grinder, tool

Sets up and operates combination external- and internal- (universal) grinding machine to grind external and internal cylindrical and tapered surface of rotating workpieces, such as tool, die, and machine parts, usually for limited runs, analyzing blueprints and specifications and selecting tooling according to knowledge of external and internal grinding procedures: Studies blueprint or layout on workpiece to visualize grinding to be done and plans sequence of operations. Selects grinding wheel, according to knowledge of metal properties and abrasives, and mounts wheel on spindle. Dresses wheel manually or with preset dressing device. Moves controls and reads dials to set rotation speeds and feed rates. Positions and tightens stops or cams to limit travel of workpiece or wheel. Moves controls to feed grinding wheel to workpiece or vice versa manually or automatically. Turns valve handle and directs flow of coolant against wheel and workpiece. Verifies dimensions of ground workpiece, using such measuring instruments as micrometers, dial indicators, gauge blocks, and optical comparator. ay dress grinding wheel to specified profile, using special fixtures and tools. May grind nonmetallic materials, such as plastics. May operate tracer attachment to duplicate contours from templates or models. May be required to have experience with particular material, product, or precision level, or with machine of particular type or trade name.
GOE: 06.01.03 STRENGTH: M GED: R4 M4 L3 SVP: 7 DLU: 77

603.280-034 JOB SETTER, HONING (machine shop)

Sets up horizontal or vertical honing machines for HONING-MACHINE OPERATORS, PRODUCTION (machine shop) engaged in production honing of metal objects: Reads blueprint to select tooling and plans sequence of operations. Selects and secures tool in spindle, using wrenches. Positions workpiece in fixture or on machine table, securing it with clamps and wrenches, and verifies positions with instruments, such as surface gauges and dial indicators. Selects feed rate, honing tool rotation speed, and depth of cut, according to knowledge of metal properties and abrasives. Moves controls to position tool in relation to workpiece and to set feed rate and spindle speed. Positions and tightens stops, using wrench, to control length of honing tool stroke. Starts machine and turns handwheels to feed tool to workpiece. Measures first-run workpiece for conformance to specifications, using micrometers and fixed gauges. May instruct new workers in machine operation.
GOE: 06.01.02 STRENGTH: M GED: R4 M3 L3 SVP: 6 DLU: 77

603.280-038 TOOL-GRINDER OPERATOR (machine shop) alternate titles: cutter grinder; cutter-grinder operator; grinder operator; tool dresser; tool grinder; tool-grinding-machine operator; tool sharpener

Sets up and operates grinding machines, such as surface and universal, carbide, drill, and tool-and-cutter grinders, to sharpen cutting tools to specifications, using blueprints, job orders, and knowledge of abrasives and metal properties: Reviews blueprints and job orders to plan production sequence. Selects grinding wheel of shape and grade and attaches to spindle, using wrenches. Positions and secures cutting tool on machine table, using magnetic chuck or holding fixture, or mounts tool on arbor and clamps between centers. Turns handwheels to position table or spindle to obtain specified taper and bevel on edges of cutting tools. Moves controls to set cutting tool rotation speed, feed rate, and grinding wheel rotation speed. Starts machine and turns wheel or engages feed to move workpiece to grinding wheel. Measures sharpened cutting tools to verify conformance to specifications, using fixed gauges, micrometers, calipers, optical comparators, and surface gauges. Dresses abrasive wheel to change cutting action or shape. May grind special $T3form tools,$T1 involving special setups and wheel dressing. May analyze specifications and select tooling to be used on production jobs. May design, modify, or make special tools according to specifications or tooling requirements. May braze or solder carbide tips to cutting tools. May be required to have specialized experience with particular type of cutting tool sharpened or machine operated and be designated Broach Grinder (machine shop); Drill Sharpener (machine shop); Hob Grinder (machine shop).
GOE: 06.01.03 STRENGTH: M GED: R4 M3 L3 SVP: 7 DLU: 77

603.360-010 BUFFING-LINE SET-UP WORKER (any industry)

Sets up buffing line to buff metal parts, such as automobile trim or hardware, to specified finish, following work order and using knowledge of metals, abrasives, and finishing techniques: Reads work order to determine part to be buffed. Selects holding fixtures and bolts them to drive mechanism. Selects buffs and positions and attaches them to spindles, using knowledge of buffing operations to determine type of buffs, angle of contact, and pressure against workpiece. Sets timers to control speed of $T3indexing,$T1 according to size and material of workpiece and to control application of lubricant and abrasive. Examines finish of first piece through buffing line for conformance to specifications. Adjusts setup to achieve specified finish. May change speed of buffing wheels by varying ratio of drive pulleys.
GOE: 06.01.02 STRENGTH: M GED: R3 M2 L2 SVP: 5 DLU: 77

603.380-010 GRINDER MACHINE SETTER (machine shop)

Sets up metal-grinding machines, such as external, internal, surface, and centerless grinders, for GRINDER OPERATORS, PRODUCTION (machine shop) 603.685-062, according to specifications, tooling instructions, standard charts, and knowledge of grinding procedures, and operates machine to grind first-run workpiece: Reads from blueprint and job order product specifications for dimensions, tolerances, and number of parts to be ground and tooling instructions, such as speeds, feed rates, holding fixtures, and grinding wheels to be used. Mounts grinding wheels on spindles with wrenches. Dresses wheels to specifications, using dressing devices. Moves controls to set specified grinding speeds, feed rates, and angle of grinding wheel to workpiece or vice versa. Positions and tightens cams to control depth of cut and length of stroke. Lifts and positions workpieces manually or with hoist, and secures them on machine tables, faceplates, or magnetic chucks, in chuck jaws, or between centers, using wrenches and clamps. Starts machine, moves controls to adjust machine settings, and observes operation. Verifies first-run products for conformance to specifications, using such measuring instruments as micrometers, calipers, and preset gauges. May feed machine by hand. ay direct flow of coolant over cutting area. May measure workpiece prior to grinding to determine amount of material to be removed. May be required to have experience with particular material, product, or precision level, or machine of particular size, type, or trade name.
GOE: 06.01.02 STRENGTH: M GED: R4 M3 L3 SVP: 6 DLU: 77

603.382-010 BUFFING-MACHINE OPERATOR (any industry)

Sets up and operates semiautomatic buffing machine to buff parts, such as automobile trim or hardware to specified finish: Reads work order to determine parts to be buffed and setup procedure. Selects holding fixture and bolts it to feed arm. Slides spacers between buffs on spindle to set spacing. Measures and sets angle of feed arm to control position of workpiece against buff, according to specifications or using knowledge of machine operation. Sets length of traverse and stroke of feed arm by adjusting air cylinder and setting stops. Starts buff revolving and clamps workpiece in fixture. Presses button to feed workpiece against buff. Removes buffed part from fixture and examines it to ensure that surface coloration meets specifications. Adjusts angle, feed, or traverse of machine to achieve specified finish.
GOE: 06.02.02 STRENGTH: L GED: R3 M2 L2 SVP: 4 DLU: 77

603.382-014 GRINDER SET-UP OPERATOR, CENTERLESS (machine shop) alternate titles: centerless-grinding-machine operator

Sets up and operates one or more centerless grinding machines to grind external or internal cylindrical or tapered surfaces of metal workpieces to blueprint specifications, following tooling instructions and standard charts and applying knowledge of grinding procedures: Reads blueprint and job order for product specifications, such as dimensions, tolerances, and number of parts to be ground, and tooling instructions, such as grinding speeds, feed rates, holding fixtures, and grinding wheels to be used. Mounts grinding wheel and regulating wheel on spindles with wrenches. Dresses wheels to specifications, using dressing device. Moves controls to set specified grinding speeds, feed rates, and spacing between wheel faces. Positions and secures work rest at specified height, using wrenches. Lifts and positions workpiece manually or with hoist, and secures it between wheels and on work rest. Starts machine and observes operation. Verifies dimensions of ground workpiece for conformance to specifications, using measuring instruments, such as micrometers, calipers, and preset gauges. Changes worn grinding wheels, using wrenches. May set up automatic work-feeding device. May grind nonmetallic materials. May be required to have experience with custom or production work or with particular material, product, or precision level, or with machine of particular size, type, or trade name.
GOE: 06.02.02 STRENGTH: M GED: R3 M3 L3 SVP: 5 DLU: 77

603.382-018 HONING-MACHINE SET-UP OPERATOR (machine shop) alternate titles: hone operator; honing-machine operator

Sets up and operates one or more vertical or horizontal honing machines to hone internal or external surfaces of objects, such as cylinders, bearings, and connecting rods to specifications, following tooling instructions, standard charts, and honing procedures: Reads blueprint and job order for product specifications, such as dimensions, tolerances, and number of parts to be honed, speeds, feed rates, work-holding fixtures, and honing tools to be used. Positions and secures fixtures on machine table, using squares, steel rules, micrometers, and wrenches. Lifts workpiece manually or with hoist and positions and secures fixture with clamps and wrenches. Inserts and tightens specified tool in spindle. Moves controls to set tool-feed rate and spindle speed. Sets stops with wrench to control length of stroke and depth of cut. Starts machine and turns handwheels or engages automatic mechanism to feed and oscillate tool along workpiece surface. Turns valve handle to direct flow of coolant against tool and workpiece. Measures honed workpiece for conformance to specifications, using measuring instruments, such as preset gauges, micrometers, calipers, and comparators. May be required to have experience with custom or production work, or with particular material or product, or with machine of particular size, type, or trade name, and be designated accordingly.
GOE: 06.02.02 STRENGTH: M GED: R3 M2 L2 SVP: 5 DLU: 77

603.382-022 HONING-MACHINE SET-UP OPERATOR, TOOL (machine shop) alternate titles: honing-machine operator, tool;job honer; precision-honing-machine operator

Sets up and operates vertical or horizontal honing machine to hone internal or external surfaces of metal objects, such as prototype cylinders, bearings, or connecting rods, usually on custom basis, analyzing specifications and selecting tooling according to knowledge of honing procedures: Studies blueprint to visualize honing to be done and plans sequence of operations. Positions workpiece in fixture or on machine table, and secures it with clamps and wrenches, verifying positions with instruments, such as surface gauges and dial indicators. Selects feed rate, honing speed, depth of cut, and honing tool for each operation, according to knowledge of metal properties, abrasives, and shop mathematics. Positions and secures tool in spindle. Moves controls to position tool in relation to workpiece and to set feed rate and spindle speed. Turns nut on tool or sets automatic mechanism to expand tool to selected diameter. Positions and tightens stops with wrench to control length of stroke. Starts machine and turns handwheels to feed tool to workpiece. Engages automatic mechanism to feed tool along workpiece with oscillating action. Turns valve handle and directs flow of coolant against tool and workpiece. Measures honed workpiece for conformance to specifications, using electromechanical limit gauges, surface gauges, micrometers, and $T3telescoping gauges.$T1 ay use special optical inspection equipment. May replace worn honing stones. May be required to have experience with particular material or product or with machine of particular size, type, or trade name and be designated accordingly.
GOE: 06.02.02 STRENGTH: M GED: R4 M3 L3 SVP: 6 DLU: 77

603.382-026 LAPPING-MACHINE SET-UP OPERATOR (machine shop)

Sets up and operates $T3lapping$T1 machines to lap surfaces of flat, cylindrical, or spherical objects or of adjacent mechanical parts to specified finish or dimensions, following specifications, tooling instructions, and standard charts, applying knowledge of lapping procedures: Reads blueprint or job order for product specifications, such as dimensions, tolerances, and number of parts to be lapped, tooling instructions, such as lapping speeds and pressures, work-holding fixtures, and laps to be used. Mounts laps on spindles with wrenches. Positions and secures workpieces in fixture or on machine table. Moves controls to set lapping speeds, tool pressure, and length of cycle and to guide action of laps against workpieces or workpieces against each other. Starts machine and brushes or sprays $T3lapping compound$T1 on laps and workpieces. Inspects lapped workpiece for conformance to specifications, using instruments, such as comparator, flatness gauges, and surface plates. May be assisted by MACHINE SETTER (machine shop) 600.360-014 in setting up machine. May operate machine equipped with abrasive wheels instead of metal laps. May be required to have experience with custom or production work, with particular material or product, or with machine of particular type or trade name and be designated accordingly.
GOE: 06.02.02 STRENGTH: M GED: R3 M2 L2 SVP: 6 DLU: 77

603.382-030 PRINTING-ROLLER POLISHER (machine shop)

Operates polishing lathe to reduce circumference of printing rollers to specifications and remove defects, such as turning and polishing lines, high spots, and scratches: Mounts roller on mandrel of lathe, using hoist. Measures circumference of roller at several points to locate irregular spots, using girth tape. Examines surface of roller for defects. Depresses pedal to raise water vat and starts lathe to rotate roller in vat. Polishes roller by either of following methods: (1) Moves polishing stone back and forth across length of roller, changing from coarse to finer grades of stone to impart acceptably smooth finish. (2) Mounts flat stone on spindle of polishing head, starts oscillation of stone, and lowers stone onto surface of rotating roller. Moves lever to engage gear that moves machine head back and forth over surface of roller. Changes stones on machine head to impart final polish. Examines polished rollers for rough spots, pinholes, and scratches. Rubs scratches and rough spots with burnishing tool to finish roller. Verifies circumference of polished roller, using girth tape. Cleans roller before and after polishing, using cloth, water, and detergents or cleaning solution.
GOE: 06.02.09 STRENGTH: H GED: R3 M2 L2 SVP: 6 DLU: 77

603.382-034 GRINDER SET-UP OPERATOR (machine shop)

Sets up and operates grinding machines to grind threads on metal objects, such as screws, bolts, and micrometer spindles, and to grind internal and external surfaces of metal workpieces to specifications, following tooling instructions, standard charts, blueprints, and job orders, applying knowledge of grinding procedures: Reads blueprint and job order for product specifications, such as dimensions, tolerances, and number of parts to be ground, and tooling instructions, such as grinding speeds, feed rates, holding fixtures, and grinding wheel to be used. Mounts wheel on spindle, using wrenches. Dresses wheel to specifications, using dressing device. Sets machine controls to specified grinding speeds, feed rates, and angle of wheel. Positions and tightens cams and stops to control depth of cut and length of stroke. Lifts and positions workpiece, manually or using hoist, and secures workpiece on faceplate or magnetic chuck, in fixture or chuck, or directly to machine table. Starts machine and activates controls to feed wheel against workpiece or vice versa, or engages automatic feeding device. Verifies dimensions of finished workpiece for conformance to specifications, using measuring instruments, such as micrometers, calipers, preset gauges, load test equipment, thread $T3measuring wires$T1, and thread gauges. Changes worn grinding wheel, using wrenches. May place workpiece in hopper or fixture of automatic feeding device. May grind nonmetallic materials. May be required to have experience with custom or production work or with specific type of machine, material, product, or precision level and be designated Grinder Set-Up Operator, External (machine shop); Grinder Set-Up Operator, Internal (machine shop); Grinder Set-Up Operator, Surface (machine shop); Grinder Set-Up Operator, Thread (machine shop).
GOE: 06.02.02 STRENGTH: M GED: R3 M3 L3 SVP: 6 DLU: 86

603.382-038 KNIFE GRINDER (machine shop) alternate titles: cutter-head sharpener; tool grinder

Sets up and operates grinding machines to shape and sharpen planer knives and woodworking machine cutters according to specifications: Positions and secures workpiece or sheet stock, template, and machine accessories onto machine, using handtools. Turns handwheels to set travel and pressure of cutterhead or knife stock across or against grinding wheel to shape or sharpen workpiece. Starts machine and observes grinding operation to verify conformance to specifications. May cut out plastic templates used to fabricate knives and cutterheads. May hone cutting edge of ground knives, using whetstone and oil. May cut and grind silicon carbide jointing stones to match pattern of knives. May select and install grinding wheels on machine, using handtools, applying knowledge of product specifications and abrasives. May manipulate blade across grinding wheel by hand. May turn valve to control flow of coolant. May sharpen or shape knives and saw blades, using handtools. May sharpen bits and boring tool [BIT SHARPENER (any industry) 603.685-026].
GOE: 06.02.02 STRENGTH: M GED: R3 M2 L3 SVP: 5 DLU: 78

603.482-010 DEBURRER, STRIP (clock & watch)

Sets up and operates multiple stage deburring machine to smooth edges and set (establish) width of mainspring strip: Threads strip from feeding roll through deburring cutters to winding roll, aligning cutters and adjusting cutters for specified width. Makes trial run, cuts off piece of deburred strip, examines piece under microscope, and adjusts cutters to correct deficiencies in operation. Adjusts and sharpens cutters on diamond wheel, using mechanic's tools. Works to tolerances of 0.0005 inch.
GOE: 06.02.02 STRENGTH: L GED: R3 M2 L2 SVP: 6 DLU: 77

603.482-030 GRINDER I (clock & watch) alternate titles: grinder, watch parts

Operates grinding machine to grind blocked watch parts to size: Places blocks on magnetic chuck and regulates feed and depth of grinding wheel cut to grind parts to specified thickness, working to tolerances of 0.0005 to 0.0001 inch. Removes blocks to measure thickness with upright gauge to ensure conformance to specifications. Dresses chuck by running grinding wheel across chuck slowly. Laps part for finish after grinding by putting blocks, parts side down, under pressure pads of $T3lapping$T1 machine, putting oil and emery on lapping surface, and setting timer for specified time.
GOE: 06.02.02 STRENGTH: L GED: R3 M2 L2 SVP: 5 DLU: 77

603.482-034 HONING-MACHINE OPERATOR, PRODUCTION (machine shop) alternate titles: cylinder honer; honer; honing-machine operator, semiautomatic; production-honing-machine operator

Operates honing machines to hone internal or external surfaces of metal parts, such as cylinders, bearings, and connecting rods to specifications, usually on production basis: Obtains such information as dimensions, tolerances, and number of parts in run from job order and instructions of MACHINE-SHOP SUPERVISOR, PRODUCTION (machine shop) or JOB SETTER, HONING (machine shop). Lifts workpiece manually or with hoist and secures it in fixture. Starts machine and turns handwheels or engages automatic mechanism to feed tool to workpiece. Moves controls to adjust feed rate, spindle speed, length of stroke, and depth of cut. Measures finished workpiece with instruments, such as calipers, fixed gauges, and micrometers. Changes worn tools, using wrenches. May read blueprints. May assist JOB SETTER, HONING (machine shop) to set up machine. May be required to have experience with particular material, or product, with machine of particular size, type, or trade name, and be designated accordingly.
GOE: 06.02.02 STRENGTH: M GED: R3 M2 L2 SVP: 4 DLU: 77

603.664-010 TOOL GRINDER II (any industry) alternate titles: tool sharpener

Sharpens and smooths cutting edge of tools, such as axes, chisels, drills, picks, and straight cutting blades, using abrasive wheel: Presses button to start abrasive wheel. Positions and holds cutting edge of tool against machine guide and abrasive wheel to sharpen and smooth tool edge. Immerses tool in oil to cool edge. Repositions and holds tool edge against guide and abrasive wheel to further sharpen and smooth edge. May heat tools and immerse them in brine, oil, or water to harden them. May remove burrs from ground edges of tools, using whetstone. May sharpen and reduce diameter of circular cutting blades. May be designated according to kind of tool sharpened as Ax Sharpener (any industry); Chisel Grinder (any industry); Knife And Spur Grinder (saw. & plan.); Knife Grinder (any industry).
GOE: 06.02.01 STRENGTH: M GED: R2 M1 L1 SVP: 3 DLU: 77

603.665-010 BUFFING-MACHINE TENDER (any industry)

Tends automatic buffing machine that buffs parts, such as automobile hardware or trim: Loads parts on holding fixture of revolving table that is preset for regular $T3indexing$T1 and starts machine. Removes buffed parts and examines them for surface defects. Places buffed parts into shallow tray and covers them with cardboard separators. Informs BUFFER (any industry) I or BUFFING-LINE SET-UP WORKER (any industry) of buffing defects. May maintain count of buffed parts and parts which do not meet specifications.
GOE: 06.04.02 STRENGTH: L GED: R2 M1 L1 SVP: 2 DLU: 77

603.682-010 BUFFING-MACHINE OPERATOR, SILVERWARE (jewelry-silver.)

Sets up and operates battery of machines that automatically buff shells for silver-plated hollowware, such as bowls, tea sets, vegetable dishes, and gravy boats, to remove scratches and pressmarks and impart smooth finish for subsequent plating: Selects buffing wheel of size and shape to match workpiece and bolts it to stationary drive shaft. Selects jig to match exterior or interior shape of workpiece and bolts it to chuck on lathe arbor. Clamps workpiece in jig and turns stop nuts to position assembly against buffing wheel. Turns knobs of timing device to regulate buffing time according to kind and thickness of metal and surface area to be buffed. Starts machine and holds stick of compound to wheel to coat wheel with abrasive. Observes operation and removes workpiece when machine stops at end of timed cycle.
GOE: 06.02.02 STRENGTH: M GED: R3 M2 L2 SVP: 4 DLU: 77

603.682-018 LINTER-SAW SHARPENER (oils & grease) alternate titles: saw filer; sharpener

Operates machine to sharpen cylinders of circular saws used in linter machines: Removes saw cylinders from linter machine and mounts cylinder in feeding head of sharpening machine. Examines saw blades to determine amount of cut necessary to sharpen them. Turns handwheels to set cutting control to specified depth of cut for saw teeth, and to adjust space between cutting tools. Starts machine and observes operation.
GOE: 06.02.02 STRENGTH: L GED: R3 M3 L2 SVP: 4 DLU: 77

603.682-022 MIRROR-FINISHING-MACHINE OPERATOR (jewelry-silver.) alternate titles: buffing-machine operator, semiautomatic; polishing-machine operator, semiautomatic

Sets up and operates one or more semiautomatic machines to buff silver or stainless steel flatware between cloth or felt rolls to impart mirrorlike finish: Mounts buffing rolls in machine holders, using wrenches. Turns adjustment wheel and observes pressure dial to set distance between rolls. Turns setscrews and stop nuts to adjust motion of machine table. Starts rollers, turns valve, and depresses pedal to spray buffing compound across rolls or pulls bar-mounted stick of compound across them. Squeezes handles to open jaws of holding fixture and grip ends of workpieces racked in position on racking table. Inserts and locks fixture in sleeves of machine table, with blades, tines, bowls, or handles of workpieces inserted between buffing rolls. Starts machine that closes rolls on workpieces, rocks machine bed up and down and side to side to ensure complete buffing, separates rolls, and retracts machine bed after completion of preset time cycle. Inspects luster of workpieces and adjusts pressure of rolls or changes rolls to buff flatware to desired finish. May position workpieces in racks on racking table. May dump buffed flatware from racks onto conveyor for inspection. May dip ends of workpieces in buffing paste.
GOE: 06.02.02 STRENGTH: L GED: R3 M2 L2 SVP: 4 DLU: 77

603.682-026 POLISHING-MACHINE OPERATOR (any industry)

Sets up and operates belt sanding machine to polish flat metal surfaces, such as small arms parts and metal strips: Pushes button to lower drive wheel and installs abrasive belt of specified grit, using wrenches. Places metal part on conveyor belt and turns knobs to raise conveyor and bring workpiece into contact with polishing belt. Turns valves to regulate flow of coolant onto polishing belt and starts machine. Examines first run part to determine conformance of finish to specifications and adjusts height of conveyor as indicated to achieve specified finish. Replaces worn polishing belts, fills coolant tank, and cleans collection tank, using handtools, to maintain machine in operating condition.
GOE: 06.02.02 STRENGTH: M GED: R3 M2 L2 SVP: 4 DLU: 88

603.682-030 DRILL-BIT SHARPENER (electron. comp.) alternate titles: drill sharpener

Sets up and operates drill-sharpening machine (sharpener) to sharpen drill bits used in numerically controlled drill for fabricating printed circuit boards (PCB's): Reads work order to determine number and size of drill bits to be sharpened. Inserts drill bits into cleaning machine, point-side down, that automatically starts brushes rotating to clean and remove debris from dull bits. Removes drill bit from cleaning machine and measures bit to verify specified size, using micrometer. Selects corresponding size bushing (brass sleeve) and mounts bushing into chuck of sharpener, using handtools. Inserts drill bit in chuck of sharpener and activates table that moves chuck and bit assembly through rotating abrading wheels to sharpen both sides of drill bit. Flips switch to release chuck and drill bit and removes bit. Observes sharpened bits under optical microscope to detect defects, such as chips or breaks. Discards defective drill bits. Places sharpened drill bits in box, point-end up. May clean sharpener.
GOE: 06.04.02 STRENGTH: L GED: R3 M2 L2 SVP: 3 DLU: 86

603.685-010 BAND-REAMER-MACHINE OPERATOR (nonfer. metal)

Tends pneumatic reaming machine that removes burrs from inner surface of copper bands: Selects reaming fixture (steel spring having cutting edge around outer surface of each coil) of desired size, and secures it in place. Fastens metal trough in place and aligns copper bands in trough. Opens compressed air line and starts machine that pushes reaming fixture through bands. Removes bands by sliding hooked metal bar through reamed holes.
GOE: 06.04.02 STRENGTH: M GED: R2 M1 L1 SVP: 3 DLU: 77

603.685-014 BARREL POLISHER, INSIDE (ordnance) alternate titles: inside polisher

Tends single-spindle, horizontal machine that smooths and polishes shotgun barrel bores: Clamps barrel in holding fixture and secures polishing rod in machine headstock. Wraps emery cloth on rod tip to form polishing tool. Starts machine and turns wheel to feed rotating polishing rod through barrel. Varies rate of feed according to resistance sensed through wheel. Pushes tow-tipped cleaning rod through polished barrel and sights through bore to inspect finish for defects.
GOE: 06.04.02 STRENGTH: L GED: R2 M1 L1 SVP: 3 DLU: 77

603.685-022 BEVEL POLISHER (clock & watch)

Tends single-or-multiple-holder polishing machines that polish beveled edges on rachet and winding wheels or endstone caps: Mounts wheels on rubber heads or endstone caps over pins protruding from holder face. Applies compounds to product or polishing laps. Positions lap over product or vice versa. Starts machine and sets timer for specified polishing period. Loads next set of holders. Inspects products for conformance to specifications. Imparts finish to wheels with cast-iron lap and polishes finish with lead-tin lap.
GOE: 06.02.02 STRENGTH: L GED: R2 M2 L2 SVP: 3 DLU: 77

603.685-026 BIT SHARPENER (any industry) alternate titles: bit grinder

Sharpens boring tools, such as bits and router cutters, using oilstone, and $T3bench grinder$T1 with tool-holding adapters: Inserts bit into collet of tool adapter, and turns handwheels to adjust relative angle of bit axis and grinding wheel surface, according to specifications. Starts bench grinder, and turns handwheels to move bit against grinding wheel, and turns bit to sharpen each cutting edge. Rubs bit on oilstone by hand to smooth edges and complete sharpening. May file auger spurs to sharpen them. May sharpen cutlery and small shop tools.
GOE: 06.04.02 STRENGTH: M GED: R2 M1 L1 SVP: 3 DLU: 77

603.685-030 BIT-SHARPENER OPERATOR (mine & quarry) alternate titles: bit grinder

Tends bit-sharpening machine to shape and sharpen detachable bits of mining equipment: Inserts bits into clamps of power-driven revolving drum and fastens them in place, using wrench. Turns handwheel to move bit against grinding wheels and to turn bit to sharpen cutting and reduce it to gauge size. Lubricates sharpening machine and changes worn grinding wheels, using handtools.
GOE: 05.12.02 STRENGTH: M GED: R2 M1 L1 SVP: 2 DLU: 77

603.685-034 BOTTOM POLISHER (elec. equip.)

Tends machine, equipped with power-driven wire brush, that polishes bottoms of metal dry cell battery containers (cans): Dumps box of cans into tray on bed of machine. Presses cans into tray to level bottoms. Start rapidly rotating brush. Grasps handle on tray and slides tray back and forth to bring bottoms into contact with brush. Inspects can bottoms to ensure cleanliness. Withdraws tray and inverts it over box to dump cans.
GOE: 06.04.02 STRENGTH: L GED: R2 M1 L1 SVP: 2 DLU: 77

603.685-038 BRUSH POLISHER (clock & watch)

Tends machine that bevels watch screwheads or polishes cap jewel plates: Secures watch part, shellacked onto surface of metal blocks, in holding fixture and starts machine that presses block of parts against rotating brush to bevel edges of slot or outside diameter of screwheads. Spreads abrasive mixture over brush and sets automatic timer to polish plates for specified period.
GOE: 06.04.02 STRENGTH: S GED: R2 M1 L1 SVP: 3 DLU: 77

603.685-042 BURNISHER (clock & watch)

Tends machine that grinds center-pinion pivots, shoulders, and similar watch parts to specifications: Inserts pivots into chuck or collet of machine, using fingers or tweezers, and starts machine. Removes product when machine stops and measures part for conformance to specifications, using gauge. May clean and oil machine and change machine belts as needed.
GOE: 06.04.02 STRENGTH: L GED: R2 M1 L1 SVP: 2 DLU: 77

603.685-046 BURRER, MACHINE (clock & watch) alternate titles: burring-machine operator

Tends machine that removes burrs from watch pinions and similar timing-device parts: Inserts part in deburring-machine chuck or collet and adjusts levers or depresses pedals to feed part against tool that grinds burrs. Examines parts to ensure removal of burrs.
GOE: 06.04.02 STRENGTH: L GED: R2 M1 L1 SVP: 2 DLU: 77

603.685-050 DEBURRER (button & notion) alternate titles: wire-brushing-machine operator

Tends battery of automatic deburring machines that remove rough edges from metal slide-fastener links attached to tape: Positions carton of stringer (one side of fastener chain) behind machine and threads end through guides, tension bars, and under wire brushes to pickup drum. Starts machine and observes passage of stringer through rotating brushes onto receiving drum. Examines brushed stringer to verify smoothness of surface. Notifies supervisor of machine malfunctioning.
GOE: 06.04.02 STRENGTH: L GED: R2 M1 L1 SVP: 2 DLU: 77

603.685-054 FLAT POLISHER (clock & watch) alternate titles: lap polisher

Tends machine that rough and finish polishes flat watch parts in successive operations: Applies polishing agent to $T3lap I$T1 surface. Positions blocked parts face down on lap under tripod holder, turns on air pressure which forces tripod against blocks, and adjusts machine to polish specified time. When machine automatically stops, removes blocks, cleans polished surfaces with tissue and cleansing agent, and inspects parts for scratches and blemishes. Verifies thickness of parts with micrometer, and reruns substandard parts. Refaces surface of lap on automatic turning machine.
GOE: 06.02.02 STRENGTH: L GED: R2 M1 L1 SVP: 4 DLU: 77

603.685-058 GRINDER OPERATOR, AUTOMATIC (cutlery-hrdwr.) alternate titles: grinder-and-honer operator, automatic

Tends machine that grinds and hones blades and blade edges of articles, such as razors, knives, and garden tools: Loads blades in machine hopper or positions blades in holding fixture. Starts machine that automatically feeds blades to abrasive wheel or belt. Verifies dimensions of blades and keenness of blade edges, using fixed gauges.
GOE: 06.04.02 STRENGTH: L GED: R2 M1 L1 SVP: 2 DLU: 77

603.685-062 GRINDING MACHINE TENDER (machine shop) alternate titles: production grinder

Tends grinding machines that grind internal and external surfaces of metal workpieces to specifications: Starts machine, places workpiece in holding fixture or hopper, and engages automatic feeding device. Observes machine operation, and removes and inspects finished workpiece to verify conformance to specifications, using measuring instruments, such as preset gauges, calipers, micrometers, and load test equipment. Replaces worn grinding wheel, using handtools. Dresses wheel, using preset dressing device. ay move controls to adjust depth of wheel cut, angle between workpiece and grinding wheel, wheel rotation speed, and feed rate. May grind nonmetallic workpieces. May prepare production records. May be designated Centerless-Grinder Tender (machine shop); Double-Spindle-Disk Grinder Tender, Spring End (metal prod., nec); External-Grinder Tender (machine shop); Internal-Grinder Tender (machine shop); Knife Glazer (jewelry-silver.); Surface-Grinder Tender (machine shop).
GOE: 06.04.02 STRENGTH: M GED: R3 M2 L2 SVP: 3 DLU: 87

603.685-066 GRINDER, LAP (clock & watch)

Tends $T3lapping$T1 machine that grinds flat watch parts to specified thickness: Secures parts, shellacked onto surface of metal blocks, to holding fixture that rotates blocks on surface of revolving wheel. Spreads oil and abrasive powder over wheel, and adjusts automatic timer to permit grinding for specified period. Tests thickness of parts with micrometer. Removes parts from block, using brush and cleaning solution, and cleans parts by dipping them into series of cleaning solutions. Resurfaces lapping wheel, using automatic turning machine.
GOE: 06.04.02 STRENGTH: L GED: R2 M1 L1 SVP: 3 DLU: 77

603.685-070 LAPPING-MACHINE OPERATOR, PRODUCTION (machine shop) alternate titles: micromatic-hone operator

Tends one or more $T3lapping$T1 machines to lap surfaces of metal objects to specifications, usually on production basis: Starts machine and places workpieces in machine or engages automatic feeding mechanism. Measures lapped workpieces for conformance to specifications, using instruments, such as preset comparators and surface plate. May move controls to adjust lapping speeds, tool pressure, and length of machine cycle. ay assist MACHINE SETTER (machine shop) in setting up machine. May be required to have experience with particular material or product or with machine of particular type of trade name and be designated Barrel Lapper (ordnance).
GOE: 06.04.02 STRENGTH: M GED: R2 M2 L2 SVP: 3 DLU: 77

603.685-074 SHOT-GRINDER OPERATOR (ordnance)

Tends machine that grinds and polishes steel pellets to specified diameter for use as BB shot in air guns: Scoops pellets into feed hopper and starts machine. Turns valve to control coolant flow and adds scouring powder to hasten abrasive action. Measures ejected shot at machine discharge chute to verify size, using gauges, and turns handwheel to adjust pressure plates that increase or decrease size of shot.
GOE: 06.04.02 STRENGTH: M GED: R2 M1 L2 SVP: 2 DLU: 77

603.685-078 SNAILER (clock & watch)

Tends machine that automatically polishes watch crown and ratchet wheels and inscribes decorative snailed (spiral or volute-shaped) lines on them: Places wheel in rotating chuck of machine. Brushes abrasive mixture onto metal lap and starts machine that automatically polishes and snails wheels.
GOE: 06.04.02 STRENGTH: L GED: R2 M1 L1 SVP: 2 DLU: 77

603.685-082 STONER AND POLISHER, BEVEL FACE (clock & watch) alternate titles: screwhead stoner and polisher

Tends machine that stones and polishes bevel face (outside periphery) of screwheads: Inserts screws in spring chuck. Swings stoning face into position against rotating heads and holds it in place until pilot bulb lights, indicating heads are stoned to size. Turns stoning face away and swings polishing lap into position against rotating heads to impart finish to bevel faces. Removes finished screws from chucks.
GOE: 06.04.02 STRENGTH: L GED: R2 M1 L1 SVP: 3 DLU: 77

603.686-010 POLISHING-MACHINE-OPERATOR HELPER (any industry)

Feeds metal parts into automatic polishing machine, and transfers polished parts from conveyor to trays. Adds coolant to reservoir of polishing machine, and removes abrasive sludge from collection tank. Assists POLISHING-MACHINE OPERATOR (any industry) 603.682-026 in changing abrasive belts.
GOE: 06.04.02 STRENGTH: M GED: R2 M1 L1 SVP: 2 DLU: 77

603.686-014 DEBURRER, PRINTED CIRCUIT BOARD PANELS (electron. comp.)

Feeds and off bears machine that automatically cleans and removes burrs from panels for production of printed circuit boards (PCB's): Loads panels into automatic feeder device that conveys panels into deburring machine. Flips switch or presses button to start deburring machine that automatically cleans and deburrs panels. Removes cleaned and deburred panels from machine and examines panels for scratches. Records production data. ay turn crank to adjust pressure of steel brushes that deburr panels. May buff scratches on panels, using hand buffer. May replace machine filter, using wrench.
GOE: 06.04.09 STRENGTH: H GED: R1 M1 L1 SVP: 2 DLU: 86

604 TURNING OCCUPATIONS

This group includes occupations concerned with shaping metal by the paring or chipping action of rigid cutting tools applied to metal rotating in a lathe. The shaping of nonmetallic materials, except wood, is also included when the methods and machine tools commonly applied to the machining of metal are used.

604.130-010 SUPERVISOR, ROLL SHOP (steel & rel.)

Supervises and coordinates activities of workers engaged in grinding, turning, and shot blasting mill rolls to specified surface finish and in repairing roll set bearings of mill rolls used in shaping steel in rolling mills: Reviews job orders, studies blueprint specifications, and inspects rolls to plan shop work. Schedules shop operations and daily work loads, considering such factors as mill rolling schedules, amount of turning, grinding, and shot blasting required to dress rolls, and available workers. Assigns workers to duties, explains work requirements, and issues blueprints and templates for performing work. Inspects work in progress and completed work for conformance to specifications and shop standards. Prepares production and progress reports. Inspects roll shop equipment and arranges for maintenance and repair work. Initiates changes in work methods to improve worker performance and production efficiency. Trains workers in operation of shop machines and equipment. Keeps production and time records. Requisitions materials and supplies.
GOE: 06.02.01 STRENGTH: L GED: R4 M3 L3 SVP: 7 DLU: 77

604.260-010 SCREW-MACHINE SET-UP OPERATOR, SWISS-TYPE (clock & watch) alternate titles: automatic-screw-machine setter, swiss-type

Sets up swiss-type automatic screw-machines to perform series of machining operations, such as boring, threading, and facing metal wire, rod, or bar stock to specifications, to produce small, accurately turned parts for clocks, watches, and other timing devices: Studies blueprint and layout sheet to determine machining to be done, dimensions of parts, and permissible tolerances, and plans sequence of operations. Visualizes movements of machine parts, workpieces, and tools in each operation in relation to others and decides on station and timing of each operation to assure efficient use of tools and time. Selects cutting speeds, feed rates, depth of cuts and cutting tools to be used on basis of experience and knowledge of metal properties and shop mathematics, or by referring to tables, charts, or instructions on layout sheet. Installs stock feed pushers, collets, and bushings, using wrenches. Inserts stock into stock feed mechanism and sets stock stop to control length of stock fed. Installs spindle speed and feed change gears to obtain required spindle speeds and tool feeds. Installs cams that control movement of stock and tools. Mounts cutting tools in toolholders and mounts them on machine, using wrenches, verifying their position with gauges and other measuring instruments. Cranks machine through cycle, stopping machine and adjusting tool positions and machine controls to allow for such factors as timing and clearance between moving parts. Starts machine, observes operation, and verifies conformance of first-run and sample workpieces to specifications, using such instruments as micrometers, calipers, limit gauges, and scales. Replaces worn tools. May operate $T3bench grinder$T1 or cutter-grinding machine to sharpen tools. May set up and operate machine to machine first-run workpiece only. May be required to have experience with particular product, or machine of particular size, type, or trade name.
GOE: 06.01.03 STRENGTH: M GED: R4 M3 L3 SVP: 7 DLU: 77

604.280-010 ENGINE-LATHE SET-UP OPERATOR, TOOL (machine shop) alternate titles: precision-lathe operator; tool-room-lathe operator; tracer-lathe set-up operator

Sets up and operates engine lathe to perform machining, such as turning, $T3facing,$T1 boring, and threading on rotating metal castings, forgings, and bar stock, to machine tool, die, or machine parts, analyzing specifications and deciding on tooling according to knowledge of metal properties and lathe operation: Studies blueprint or layout on workpiece to visualize machining to be done, and plans sequence of operations. Selects method of holding workpiece according to its size and shape and installs holding fixtures, such as chuck jaws, collets, arbors, and mandrels, to headstock or tailstock, using clamps or wrenches. Lifts workpiece manually or with hoist, and positions and secures it in holding fixture or between centers, using clamps and wrenches, and verifying position with measuring instruments, such as calipers, height gauges, and dial indicators. Selects feed rate, cutting speed, depth of cut, and cutting tool for each operation, according to knowledge of metal properties and shop mathematics. Positions and secures cutting tool in tool holder on cross-slide or tailstock. Moves controls to set cutting speed and feed rate and to position tool in relation to workpiece. Starts machine and turns handwheels to feed tool to and along workpiece, or engages automatic feed. Turns valve handle and directs flow of coolant against tool and workpiece. Verifies conformance of machined workpiece to specifications, using measuring instruments, such as micrometer, calipers, and depth gauges. May operate large engine lathe to machine large objects, such as ship propeller shafts, and be designated Lathe Set-Up Operator, Large (machine shop). May offset position of tailstock to machine tapered surfaces. May mount gears, move levers, and engage threading dial to machine threads, using knowledge of thread cutting. May machine teeth on cutting tools, or duplicate contours from templates or models, using $T3relieving$T1 or tracing attachments. May operate $T3bench grinder$T1 to sharpen tools. May work on nonmetallic materials, such as plastics. May be required to have specialized experience with particular materials, product, precision level, machining process or size, type, or trade name of machine.
GOE: 06.01.03 STRENGTH: M GED: R4 M4 L4 SVP: 7 DLU: 77

604.280-014 SCREW-MACHINE SET-UP OPERATOR, MULTIPLE SPINDLE (machine shop) alternate titles: automatic-screw-machine operator; bar-machine operator, multiple spindle; screw-machine operator; screw-machine setter

Sets up and operates one or more multiple-spindle lathe-type screw machines equipped with automatic $T3indexing$T1 and feeding mechanisms to perform turning, boring, threading, and $T3facing$T1 operations on metal bar stock on custom basis, analyzing specifications and deciding on tooling according to knowledge of screw-machine operations: Studies blueprint, visualizes machining to be done, dimensions of parts and permissible tolerances, and plans sequence of operations. Visualizes movements of machine parts, workpieces, and tools in each operation in relation to others, and decides on station and timing of each operation to assure efficient use of tools and time. Selects cutting speeds, feed rates, depth of cuts, and cutting tools to be used on basis of experience and knowledge of metal properties and shop mathematics. Installs collets, bushings, and stock pushers in stock-feeding mechanism, using wrenches and screwdrivers. Installs and adjusts cams, gears, and stops to control stock and tool movements at each station. Positions and secures tools in tool holders, verifying positions with gauges and other measuring instruments. Moves controls to set cutting speeds and feed rates. Cranks machine through cycle, stopping machine and adjusting tool positions and machine controls to allow for such factors as timing, clearance between moving parts, and chip removal. Starts machine, observes operation, and verifies conformance to specifications of first-run and sample workpieces, using such instruments as plug and ring gauges, calipers, and micrometers. Replaces worn tools. May operate $T3bench grinder$T1 or cutter-grinding machine to sharpen tools. May machine plastics or other nonmetallic materials. May set up and operate single-spindle screw machine. May be required to have experience with particular material or product or machine of particular size, type, or trade name. May set up machines for other workers.
GOE: 06.01.03 STRENGTH: M GED: R4 M3 L3 SVP: 8 DLU: 77

604.280-018 SCREW-MACHINE SET-UP OPERATOR, SINGLE SPINDLE (machine shop) alternate titles: automatic-screw-machine operator; bar-machine operator, single spindle

Sets up and operates one or more single-spindle lathe-type screw machines equipped with automatic feeding and tool-indexing mechanisms to perform turning, boring, threading, and $T3facing$T1 operations on metal bar stock on custom basis, analyzing specifications and deciding on tooling according to knowledge of screw machine operations: Studies blueprint to visualize machining to be done, dimensions of parts and permissible tolerances, and plans sequence of operations. Selects cutting speeds, feed rates, depth of cuts, and cutting tools to be used on basis of knowledge of metal properties and shop mathematics. Installs collets, bushings, and stock pushers in stock-feeding mechanism, using wrenches and screwdrivers, and loads with bar stock manually or with hoist. Installs and adjusts cams, gears, and stops to control stock and tool movements. Positions and secures tools in tool holders, verifying positions with gauges and other measuring instruments. Moves controls to set cutting speeds and feed rates. Starts machine, observes operations, and verifies conformance of first-run and sample workpieces to specifications, using such instruments as plug and ring gauges, calipers, and micrometers. Replaces worn tools. May operate $T3bench grinder$T1 or cutter-grinding machine to sharpen tools. May machine plastics or other nonmetallic materials. ay be required to have experience with particular material or product or machine of particular size, type, or trade name, and be designated accordingly. May set up machines for other workers.
GOE: 06.01.03 STRENGTH: M GED: R4 M3 L3 SVP: 7 DLU: 77

604.280-022 TURRET-LATHE SET-UP OPERATOR, TOOL (machine shop)

Sets up and operates turret lathe to perform series of machining operations, such as turning, $T3facing,$T1 boring, and tapping, on metal workpieces, such as machine, tool, or die parts, analyzing specifications and deciding on tooling, applying knowledge of metal properties, shop mathematics, and turret-lathe operations: Studies blueprint to visualize machining to be done, and plans sequence of operations. Selects and installs work-holding fixtures on machine, such as collets, faceplates, two-jaw chuck, or specially-shaped holding devices, and positions and secures workpiece in holding fixture, using wrenches. Selects cutting speed, tool feed rate, depth of cut, and cutting tools for each operation, according to knowledge of metal properties and shop mathematics. Positions and secures tools in toolholders at each station of turret and cross-slide toolpost, and positions tools in relation to workpiece. oves stops, cams, or levers to control rotation of workpiece and feeding of tools. Turns handwheels to feed tools to and along workpiece and to $T3indexing$T1 toolholders between operations, or engages feeding and indexing mechanisms. Turns valve to direct flow of coolant, against tool and workpiece. Verifies conformance of machined workpiece to specifications, using measuring instruments, such as gauges, calipers, and micrometer. May sharpen tools with $T3bench grinder.$T1 May operate tracing attachment to duplicate profile of template or model on workpiece. May work on nonmetallic materials, such as plastics. May be required to have specialized experience with particular material, product, precision level, machining process, or size, type, or trade name of lathe. May be designated according to whether lathe is primarily equipped to machine bar stock fed through headstock of screw machine as Screw-Machine Set-Up Operator, Tool (machine shop); or workpiece held in chuck (chucking machine) as Chucking-Machine Set-Up Operator, Tool (machine shop). May be designated according to type of lathe as Turret-Lathe Set-Up Operator, Tool, Vertical (machine shop).
GOE: 06.01.03 STRENGTH: M GED: R4 M4 L4 SVP: 7 DLU: 77

604.360-010 SETTER, AUTOMATIC-SPINNING LATHE (any industry)

Sets up automatic spinning lathe to spin (form) shaped articles from sheet or plate metal as specified by blueprints and computed from data charts: Bolts specified spinning chuck to headstock spindle and follow block to tailstock, using handtools or power tools. Positions, aligns, and bolts specified circular forming tool on hydraulic carriage according to diameter and thickness of metal disk, using such measuring tools as calipers, micrometers, and verniers. Turns control knobs to set speed of lathe and feed speed of carriage according to chart. Makes trial run and measures dimensions of first piece for conformance to blueprint specifications. May set up automatic spinning lathe equipped with special forming tools to shape, trim, or form knurls or beads on workpiece and be designated Setter, Automatic-Spinning-And-Beading-Lathe (any industry).
GOE: 06.01.02 STRENGTH: M GED: R4 M3 L3 SVP: 6 DLU: 77

604.362-010 LATHE OPERATOR, NUMERICAL CONTROL (machine shop)

Sets up and operates numerically controlled horizontal lathe to perform machining operations, such as turning, boring, $T3facing,$T1 and threading parts, such as castings, forgings, and bar stock: Reads process sheets, blueprints, and sketches of part to determine machining to be done, dimensional specifications, set up, and operating requirements. Inserts beginning point of tape in reading head of control unit. Mounts workpiece between centers, in chuck, or to faceplate, manually or using hoist. Selects and installs preset tooling in tool posts, turrets or $T3indexing$T1 heads, and automatic-tool-change magazine, in sequence specified on process sheet. Depresses buttons, toggles, or sets tape and starts machining operation. Observes numerical displays on control panel and compares with data on process sheet to verify dimensional adjustments, feed rates, and speeds of machining cuts. Turns dials and switches to override tape control and correct machine performance, applying practical knowledge of lathe operation. Inspects first-run piece and spot-checks succeeding pieces for conformance to specifications, using micrometers and precision $T3dial$T1 gauges. Studies job packet and organizes materials for next run during automatic tape-controlled cycles to shorten changeover time. May set tools before positioning them in lathe, using precision gauges and instruments. ay set up and operate another machine tool during tape-controlled machining cycles. May machine nonmetallic materials. May be designated by type of lathe operated as Engine Lathe Operator, Numerical Control (machine shop); Turret Lathe Operator, Numerical Control (machine shop).
GOE: 06.01.03 STRENGTH: M GED: R4 M3 L3 SVP: 6 DLU: 77

604.380-010 CHUCKING-MACHINE SET-UP OPERATOR (machine shop) alternate titles: chucking-lathe operator

Sets up and operates one or more single- or multiple-spindle horizontal chucking machines (lathes) to perform series of machining operations, such as turning, boring, threading, and $T3facing,$T1 on metal workpieces, such as castings, forgings and bar stock, according to specifications, tooling instructions, standard charts, and knowledge of turning procedures: Reads blueprint, job order, tooling instructions, or standard charts to determine product specifications, work-holding arrangement, cutting speeds, feed rates, and cutting tools to be used. Attaches specified chuck or chuck jaws to headstock, using wrenches. Moves controls, cams, and stops to set rotation speeds and feed rates and to control tool and workpiece movement for specified operations. Lifts workpiece manually or using hoist, and positions and secures it in chuck. Turns handwheels to position tools in relation to workpiece. Turns valve handle and directs flow of coolant against tools and workpiece. Starts machine, and moves controls to adjust positions and movements of tools during machine operation. Verifies conformance of turned workpieces to specifications, using measuring instruments, such as micrometers, calipers, and fixed gauges. May be required to decide on station and timing of each operation to assure efficient use of tools and time. May set up automatic device to feed workpieces to machine. May compute such data as dimensions, rotation speeds, and feed rates, using knowledge of shop mathematics and metal properties. Important variations are custom or production work; size or trade name of machine operated; types of metals or products machined; or work site (plant or job shop). May set up machines for other workers.
GOE: 06.01.03 STRENGTH: M GED: R4 M4 L4 SVP: 6 DLU: 77

604.380-014 CHUCKING-MACHINE SET-UP OPERATOR, MULTIPLE SPINDLE, VERTICAL (machine shop)

Sets up and operates one or more multiple-spindle vertical chucking machines (lathes) to perform series of machining operations, such as turning, boring, threading, and $T3facing$T1 on metal workpieces, such as castings, forgings, and bar stock, according to specifications, tooling instructions, standard charts, and knowledge of turning procedures: Reads blueprint, job order, tooling instructions, and standard charts to determine product specifications, work-holding arrangement, and cutting speeds, feed rates, and cutting tools to be used. Visualizes movements of machine parts, workpieces, and tools in each operation in relation to others, and decides on station and timing of each operation to assure efficient use of tools and time. Installs specified chucks or holding fixtures on headstocks, and places and secures workpiece in holding device. Positions and secures tools and toolholders to toolheads. oves controls, stops, and cams to set specified rotation speeds and feed rates, and to control timing and action of tools at each station. Starts machine, turns valve handle, and directs flow of coolant against tools and workpieces. Stops machine and verifies conformance of workpiece to specifications after initial machining operation, using fixed gauges, calipers, and micrometers. ay compute such data as dimensions, rotation speeds, feed rates, tool setting angles, and machining times, using knowledge of shop mathematics and metal properties. May work on nonmetallic materials, such as plastics. May set up and operate machine to machine first-run workpiece only and be designated Chucking-Machine Setter, Multiple Spindle, Vertical (machine shop). May be required to have experience with particular material or product, or with machine of particular size, type, or trade name and be designated accordingly.
GOE: 06.01.03 STRENGTH: M GED: R4 M4 L4 SVP: 6 DLU: 77

604.380-018 ENGINE-LATHE SET-UP OPERATOR (machine shop) alternate titles: bench-lathe operator

Sets up and operates engine lathes to machine metallic and nonmetallic workpieces according to specifications, tooling instructions, and standard charts, applying knowledge of machining methods: Reads blueprint or job order for specifications, such as dimensions and tolerances, tooling instructions on holding devices, feed rates, cutting speeds, depth of cuts, and cutting tools. Positions and secures tools in holders, using wrenches. Lifts workpiece manually or with hoist, and positions and secures workpiece in holding device, machine table, chuck, centers, or fixture, using clamps and wrenches. Sets specified rotation speed, feed rate, and depth of cut, and positions tool in relation to workpiece. Starts machine, turns handwheels to feed tool to workpiece, and engages feed. Turns valve handle to direct flow of coolant against tool and workpiece. Observes cutting action of machine to detect excessive wear or malfunction. Verifies conformance of machined workpiece to specifications, using micrometers, calipers, and fixed gauges. May scribe reference lines on workpiece, using scale, or template and scriber, to lay out interrelated surfaces, lengths, and depths of cut. May compute unspecified dimensions and machine settings, using knowledge of metal properties and shop mathematics. May set up tracing attachment that guides cutting tool to follow movement of tracing stylus along template to duplicate template profile on turned workpiece and be designated Tracing-Lathe Set-Up Operator (machine shop). May be required to have experience with custom or production work, or with particular material, product, level of precision, or size, type, or trade name of machine.
GOE: 06.01.03 STRENGTH: M GED: R4 M4 L3 SVP: 6 DLU: 86

604.380-022 SCREW-MACHINE SET-UP OPERATOR (machine shop) alternate titles: automatic-screw-machine operator; bar-machine operator; screw-machine operator

Sets up and operates single- or multiple-spindle lathe-type screw machines equipped with automatic $T3indexing$T1 and feeding mechanisms to machine metal bar stock, following specifications and tooling instructions and applying knowledge of screw machine operations: Reads blueprint or job order for product specifications, such as dimensions, tolerances, number of parts to be machined, and tooling instructions, such as cutting speeds, feed rates, depth of cuts, and cutting tools to be used. Positions and secures specified collets, bushings, and stock pushers onto stock-feeding mechanism, using wrenches and screwdrivers, and loads bar stock into feeding mechanism, manually or using hoist. Installs and adjusts specified cams, gears, and stops to control stock and tool movements at each station. Positions and secures tools in toolholders, verifying positions with gauges and other measuring instruments. Sets cutting speeds and feed rates. Moves controls to cycle machine through settings, stopping machine and adjusting tool positions and machine controls to allow for operating factors, such as timing, clearance between moving parts, and chip removal. Starts machine, observes operation, and inspects first-run and sample workpiece to ensure machining conforms to specifications, using measuring instruments, such as plug and ring gauges, calipers, and micrometers. Replaces worn tools. May operate $T3bench grinder$T1 to sharpen tools. May machine nonmetallic materials. May be required to have experience with particular material or product or machine of particular size, type, or trade name. May set up machines for other workers.
GOE: 06.01.03 STRENGTH: M GED: R3 M3 L3 SVP: 6 DLU: 88

604.380-026 TURRET-LATHE SET-UP OPERATOR (machine shop)

Sets up and operates turret lathes to perform series of machining operations, such as turning, boring, threading, and $T3facing,$T1 on metal workpieces, such as castings, forgings, and bar stock, according to specifications, tooling instructions, standard charts, and knowledge of turning procedures: Reads blueprint, job order, tooling instructions, and standard charts for such specifications as dimensions, tolerances, and tooling instructions, such as type of holding fixtures, cutting speeds, feed rates, and cutting tools to be used. Positions and secures tools in toolholders on turret and cross-slide, using wrenches. oves controls to set specified rotation speeds, feed rates, and depth of cuts. Positions and secures workpiece in chuck or to faceplate, using wrenches. $T3Indexes$T1 turret and adjusts positions of tools at each station in relation to workpiece to assure clearance between moving parts and machining of specified dimensions and tolerances. Observes operation and indexes turret between operations. Verifies conformance of machined workpieces to specifications, using micrometers, calipers, and fixed gauges. Turns valve and directs flow of coolant against tool and workpiece. May compute such data as dimensions, rotation speeds, feed rates, and machining times, using knowledge of shop mathematics and metal properties. May work on nonmetallic materials, such as plastics. May be required to have experience with custom or production work or with particular material, product, level of precision, or machine of size, type, or trade name.
GOE: 06.01.03 STRENGTH: M GED: R4 M4 L4 SVP: 6 DLU: 77

604.382-010 SCREW-MACHINE OPERATOR, MULTIPLE SPINDLE (machine shop) alternate titles: bar-machine operator, multiple spindle

Operates one or more previously set up multiple-spindle screw machines equipped with automatic $T3indexing$T1 and feeding mechanism to perform series of machining operations on metal bar stock, following specifications: Reads blueprint and job order for such information as dimensions, tolerances, and number of workpieces to be machined. Examines machine to become familiar with tooling setup. Loads stock into feeding mechanism. Starts machine and observes operation. Verifies conformance of sample workpieces to specifications, using preset gauges, micrometers and dial indicators. Replaces worn tools. Adjusts machine controls and changes tool settings to keep dimensions within specified tolerances. May operate $T3bench grinder$T1 or cutter-grinding machine to sharpen tools [TOOL-GRINDER OPERATOR (machine shop)]. May machine plastics or other nonmetallic materials. May operate single-spindle screw machine [SCREW-MACHINE OPERATOR, SINGLE SPINDLE (machine shop)]. May be required to have experience with particular material or product or machine of particular size, type, or trade name.
GOE: 06.02.02 STRENGTH: M GED: R3 M2 L2 SVP: 6 DLU: 77

604.382-014 SCREW-MACHINE OPERATOR, SINGLE SPINDLE (machine shop) alternate titles: bar-machine operator, single spindle

Operates one or more previously set up single-spindle screw machines (type of lathe) equipped with automatic $T3indexing$T1 and feeding mechanisms to perform series of machining operations on metal bar stock, following specifications: Reads blueprint and job order for such information as dimensions, tolerances, and number of workpieces to be machined. Examines machine to become familiar with tooling setup. Loads stock into feeding mechanism manually or with hoist. Starts machine and observes operation. Verifies conformance of sample workpieces to specifications, using preset gauges, micrometers, or dial indicators. Adjusts machine controls and changes tool settings to keep dimensions within specified tolerances. Replaces worn tools. May operate $T3bench grinder$T1 or cutter-grinding machine to sharpen tools [TOOL-GRINDER OPERATOR (machine shop)]. ay machine plastics or other nonmetallic materials. May be required to have experience with particular material or product or machine of particular size, type, or trade name. Differs from SCREW-MACHINE OPERATOR, PRODUCTION (machine shop) in that this work is characterized by variety, with shorter runs and less repetition.
GOE: 06.02.02 STRENGTH: M GED: R3 M2 L2 SVP: 5 DLU: 77

604.666-010 THREADING-MACHINE FEEDER, AUTOMATIC I (machine shop)

Feeds cylindrical stock into one or more threading machines: Shovels, dumps, or inserts material in hopper or feedrack of machine that automatically threads stock. Carries or wheels filled and empty containers, such as buckets and wheelbarrows, to and from machine. Notifies THREADING-MACHINE SETTER (machine shop) of machine malfunctions. May fill tanks of lubricating oil, clean machine and work area.
GOE: 06.04.02 STRENGTH: H GED: R2 M1 L1 SVP: 2 DLU: 77

604.682-010 SCREW-MACHINE OPERATOR, SWISS-TYPE (clock & watch)

Operates one or more previously set up automatic screw machines to perform series of machining operations, such as boring, threading, and facing metal bar, rod, or wire stock to specifications to produce parts for clocks, watches, and other timing devices: Reads specifications to determine dimensions, tolerances, and number of parts required. Loads specified stock into feeding mechanism. Pushes starting button, and moves clutch lever to start machine and engage gears. Observes machine operation and verifies conformance of workpiece to specifications, using measuring instruments, such as micrometers, calipers, scales, and go-not-go gauges. Makes adjustments to tool and toolholders, stock and guide tensions, and operating speed and lubricant flow to maintain machine setup, using handtools. May operate $T3bench grinder$T1 to reshape or sharpen edges of cutting tools.
GOE: 06.02.02 STRENGTH: L GED: R3 M3 L2 SVP: 6 DLU: 77

604.682-014 THREADING-MACHINE OPERATOR (machine shop)

Sets up and operates single- or multiple-spindle threading machine to thread and chamfer cylindrical stock according to specifications: Selects, installs, and adjusts threading die, die cutters, chamfering tools, feed grips, pressure tripping mechanism, cams, gears and pulleys, using screwdrivers and wrenches. Lifts precut stock manually or with hoist and positions and secures stock in chuck jaws. Starts machine and moves handwheel or lever to alternately feed stock on each spindle. Verifies dimensions of workpieces with specifications, using fixed gauges and scale. May sharpen die cutters on grinding wheel. May be designated by type of stock threaded as Bolt-Threading-Machine Operator (machine shop); Nipple-Machine Operator (machine shop); Pipe-Threading-Machine Operator (machine shop).
GOE: 06.02.02 STRENGTH: M GED: R3 M3 L3 SVP: 5 DLU: 77

604.685-010 BALANCE RECESSER (clock & watch)

Tends semiautomatic turning machine to cut recess in watch balance wheel: Fits center hole of balance wheel over pin protruding from face of quill (removable headstock), using tweezers. Fits holding ring over wheel and depresses pedal to clamp ring in place. Depresses pedal to start machine. Observes machine operation to detect malfunction. Lifts recessed wheel from pin, using tweezers, when machine automatically stops at end of cycle. Verifies contour of recess, using go-not-go gauge, depth of recess, using upright gauge, and quality of cut, using jeweler's loupe.
GOE: 06.04.24 STRENGTH: L GED: R2 M1 L1 SVP: 3 DLU: 77

604.685-014 FACING-MACHINE OPERATOR (clock & watch)

Tends one or more single- or multiple-spindle lathe-type machines to cut and finish watch parts, such as watch plates, balance wheels, and bridges to specified thickness and surface finish: Depresses pedal to open chuck or nest to clamp piece in place, or fits hole of piece over pin projecting from face of quill, exercising care to seat parts to prevent damage to diamond cutting edge. Starts machine and turns handwheels to move cutting edge into position and across face of part or move machine controls to start machine and engage cutting tool to automatically face parts to specifications. Removes piece at end of facing cut and checks thickness with precision gauges to determine that dimensions and finish meet specifications and shop standards. Notifies supervisor if parts do not meet specifications, of machine malfunctions, and of need for cutter replacement. May change and adjust cutting tools.
GOE: 06.04.02 STRENGTH: L GED: R2 M1 L1 SVP: 3 DLU: 77

604.685-018 KNURLING-MACHINE OPERATOR (ordnance)

Tends band-seating machine that roughens grooves (band seats) of artillery shells so that brass or copper bands affixed by BANDING-MACHINE OPERATOR (ordnance) will secure shell and rotate it when fired: Positions shell in chuck of lathe and tightens chuck, using wrench. Moves machine controls to start shell rotating and engage feed of knurling tool. Presses and releases pedal when band seat is sufficiently scored and removes processed shell from chuck.
GOE: 06.04.02 STRENGTH: M GED: R2 M2 L2 SVP: 3 DLU: 77

604.685-022 LAP CUTTER-TRUER OPERATOR (optical goods)

Tends truing machine that $T3mills$T1 and recuts surfaces of metal lap used in grinding and polishing eyeglass lenses to specified curvature: Holds lap against rotating brush to remove marks indicating number of times lap was used. Set scale indicators of truing machine, according to dioptric power indicated by numbers on lap, and clamps lap in chuck of machine. Starts machine and positions cutting blade against surface of lap, or engages automatic feed mechanism which reciprocates lap against cutting blade to shave and true surface of lap. Removes lap from machine chuck, and measures it for conformance to specifications, using template. Grooves surface of lap to retain abrasive on surface edges of lap, by hand or machine, to remove roughness caused by cutting, $T3truing I,$T1 and grooving operations. Occasionally sharpens cutting blade, using grinder.
GOE: 06.04.02 STRENGTH: L GED: R2 M1 L1 SVP: 2 DLU: 77

604.685-026 LATHE TENDER (machine shop) alternate titles: automatic-lathe tender; engine-lathe tender; turret-lathe tender

Tends lathes, such as turret lathes, engine lathes, and chucking machines (lathes) that cut, shape, drill, bore, thread, or face metal workpieces according to specifications: Lifts workpiece, manually or using hoist, and positions and secures workpiece between lathe centers, in chuck, or in holding fixture, using wrenches and clamps, or positions workpiece in automatic loading mechanism. Starts machine and turns handwheels to feed tools to workpiece or engages automatic feed. Turns valve to control flow of coolant against tool and workpiece. Observes machining operation to detect malfunction or excessive tool wear. Verifies that machined workpiece conforms to specifications, using thread, plug, and fixed gauges, dial indicators, calipers, and micrometers. Changes worn tools, using wrenches. May machine plastic or other nonmetallic materials. May be designated by type of machine as Knurling-Machine Tender (pen & pencil); Tapper (clock & watch) I.
GOE: 06.04.02 STRENGTH: M GED: R2 M2 L2 SVP: 3 DLU: 81

604.685-030 RIM-TURNING FINISHER (clock & watch)

Tends semiautomatic lathes that face and chamfer rim, cut diameter to size, and impart finish on watch balance wheels: Places balance wheel on locating pin in nest of quill, heats quill nest, wheel, and shellac stick to melt and apply shellac, using Bunsen burner. Places quill in holder of semiautomatic shellacking machine and presses button to start machine that heats and melts shellac. Presses wheel into nest and cools shellac to secure wheel in position. Places and clamps quill in lathe, exercising care to seat parts to prevent damage to diamond cutters. Presses button to start and run lathe through machining cycle. Removes quill from lathe, heats nest, and removes wheel, exercising care to prevent damage to wheel. Places wheel in alcohol to dissolve and remove shellac. Examines finish and gauges outside diameter of wheels to ensure specifications are met, using loupe and micrometer or fine gauge. Removes old shellac from quill, using Bunsen burner and brass wiping tool. Lubricates and cleans quill and machine as needed.
GOE: 06.04.02 STRENGTH: L GED: R2 M1 L1 SVP: 3 DLU: 77

604.685-034 SCREW-MACHINE TENDER (machine shop) alternate titles: bar-machine operator, production

Tends single- or multiple-spindle screw machines equipped with automatic $T3indexing$T1 and feeding mechanisms that drill, turn, bore, thread, tap, and face metal bar stock according to specifications: Loads bar stock into feeding mechanism. Starts machine, engages feeds, and observes machine operation. Changes worn cutting tools, using wrenches. Removes sample workpiece from machine and inspects workpiece to verify conformance to specifications, using instruments, such as preset comparator, ring and screw pinch gauges, calipers, and micrometer. Moves controls to adjust machine operation. May sharpen tools, using bench grinder. May machine plastic or other nonmetallic materials.
GOE: 06.04.02 STRENGTH: M GED: R2 M2 L2 SVP: 3 DLU: 81

604.685-038 THREADING-MACHINE OPERATOR (ordnance)

Tends planetary-type, threading-cutting machine that cuts interior and exterior threads in artillery shells, so that fittings, such as fuse caps, can be attached: Turns setscrews to secure position and depth of thread and to adapt compressed-air holding chuck to material. Positions shell in machine and tightens chuck. Closes switch to activate cutting tools. Presses levers to stop cutting tools and release chuck. Inspects shells, using fixed gauges.
GOE: 06.04.02 STRENGTH: L GED: R2 M1 L2 SVP: 4 DLU: 77

604.685-042 TURRET-LATHE OPERATOR, TUMBLE TAILSTOCK (clock & watch)

Tends turret lathe to spot, drill, finish-recess, and rough-post watch barrel bridges: Places bridge in nest of quill and turns clamping ring to tighten bridge in place. Depresses pedal to start machine. Feeds spotter, drill, and hollow mill in order against bridge by pressing $T3indexing$T1 button which clicks each into working position. Loosens clamping ring and removes completed bridges. Verifies dimensions of post and thickness of recess with precision plug and indicator gauges.
GOE: 06.04.02 STRENGTH: L GED: R2 M1 L1 SVP: 3 DLU: 77

604.686-010 WIRE THREADER (clock & watch)

Threads fine wire on automatic wire-threading machine for further processing into watch screws.
GOE: 06.02.02 STRENGTH: L GED: R2 M1 L1 SVP: 2 DLU: 77

605 MILLING, SHAPING, AND PLANING OCCUPATIONS

This group includes occupations concerned with shaping metal by the action of revolving, multiple-tooth cutters; rigid, single-edge cutters; or linear, single-pass, multiple-tooth cutters. Excess material is removed by milling, broaching, shaping, or planing to produce flat or profiled surfaces, grooves, splines, keyways, and slots. Includes shaping, without removal of excess material, by raising burrs, or by shaving strands from stock. The milling, broaching, shaping, or planing of nonmetallic materials, except wood, are also included when the methods and machine tools commonly applied to the machining of metal are used.

605.280-010 MILLING-MACHINE SET-UP OPERATOR I (machine shop)

Sets up and operates variety of milling machines to mill flat or curved surfaces on metal workpieces, such as machine, tool, or die parts, analyzing specifications, and selecting tooling, according to knowledge of milling procedures: Studies blueprints or layout on workpiece to determine sequence of operations and finished dimensions of workpiece. Lifts and positions workpiece on machine table manually or with hoist, and secures it, using clamps, bolts, or fixtures. Selects feed rate, cutting speed, depth of cut, and milling cutter, applying knowledge of metal properties and shop mathematics. Mounts milling cutter in spindle, and positions cutter and workpiece in relation to each other. Verifies alignment of workpiece, using measuring instruments, such as dial indicator and thickness gauge. Turns handwheel to feed workpiece to cutter or vice versa. Turns valve handle to start flow of coolant or lubricant on work area, starts machine, and engages automatic feed. May compute $T3indexing$T1 ratios and set up and operate dividing head to index workpiece for such operations as milling helical cuts. May mount different tool in place of cutter and perform other operations, such as drilling and boring. May set up and operate attachments, such as $T3pantograph mechanism$T1 to duplicate contours from models or profiles from templates, or universal head to mill at angles. May mill nonmetallic materials.
GOE: 06.01.03 STRENGTH: M GED: R4 M4 L3 SVP: 7 DLU: 77

605.280-014 PROFILING-MACHINE SET-UP OPERATOR I (machine shop) alternate titles: cam-milling-machine operator; die-sinking-machine operator; profiler

Sets up and operates milling machine equipped with built-in or attached tracing mechanism that guides cutting tool in parallel relationship to stylus that moves along three-dimensional model or two-dimensional template to mill contour of model or profile of template on metal workpieces: Studies blueprint, layout on workpieces, and template or model to determine tooling, sequence of operations, and finished dimensions of workpiece. Positions and secures workpiece and model or template parallel to each other on machine bed or angle plate, using height gauges, parallel blocks, sine bars, steel rule, wrenches, and clamps. Moves handwheel to position cutting tool on workpiece in specified relation to stylus on model or template. Observes operation and makes adjustments to ensure conformance of milled workpiece to specifications. Verifies conformance of workpiece, using dial and surface gauges, templates, calipers, and micrometers. May turn lever to start flow of coolant on machining area. May mill plastics or other nonmetallic materials.
GOE: 06.02.02 STRENGTH: M GED: R4 M3 L3 SVP: 7 DLU: 77

605.280-018 PROFILING-MACHINE SET-UP OPERATOR, TOOL (machine shop) alternate titles: duplicating-machine operator; tracer-controlled-milling-machine operator; milling-machine operator; milling-planer operator; slab-miller operator

Sets up and operates various types of tracer-controlled profile milling machines to mill duplicates of template or model contour on metal workpieces, such as cams, metalworking dies, aircraft parts, and automobile prototype parts, determining tooling according to knowledge of profiling procedures: Studies blueprint, dimensioned sketch, or layout on workpiece to visualize milling required and plans sequence of operations. Lifts and positions workpiece on machine bed manually or using hoist. Secures workpiece and template or model on angle plates or machine table, using clamps, wrenches, and such devices as height and $T3planer gauges,$T1 parallel blocks, shims, and screwjacks. Selects cutting speeds, depth of cut, cutting tool, and corresponding tracing stylus. Positions and secures cutter and stylus in respective spindles. Turns switches or dials to set feed and speed and to position cutter and stylus at reference points on workpiece and template or model allowing for tool pressure, die clearance, and amount of stock to be left for subsequent removal. Engages feeding mechanism. Observes machining operation and adjusts cutter position, cutting speed, and feed rate to ensure that workpiece conforms to specifications. Verifies conformance of milled workpiece to specifications, using gauges, calipers, and micrometers. May work on nonmetallic materials. ay make cutters and styluses. May inspect workpiece on $T3projection (shadow) comparator machine$T1 to determine if profiled cuts align with projected drawing.
GOE: 06.01.03 STRENGTH: M GED: R4 M4 L3 SVP: 7 DLU: 77

605.282-010 MILLING-MACHINE SET-UP OPERATOR II (machine shop)

Sets up and operates milling machine to mill flat or curved surfaces on metal workpieces, such as machine, tool, or die parts, analyzing specifications and selecting tooling, according to knowledge of milling procedures: Studies blueprints or layout on workpiece to determine sequence of operations and finished dimensions of workpiece. Lifts and positions workpiece on machine table manually or with hoist, and secures it, using clamps, bolts, and fixtures. Selects feed rate, cutting speed, depth of cut, and milling cutter, applying knowledge of metal properties and shop mathematics. Mounts milling cutter in spindle, and positions cutter and workpiece in relation to each other. Verifies alignment of workpiece, using measuring instruments, such as dial indicator and thickness gauge. Turns handwheel to feed workpiece to cutter or vice versa. Turns valve handle to start flow of coolant or lubricant on work area, starts machine, and engages automatic feed. Periodically adjusts machine controls to achieve specified tolerances. May compute $T3indexing$T1 ratios and set up and operate dividing head to index workpiece for such operations as milling helical cuts. May mount different tool in place of cutter and perform other operations, such as drilling and boring. May set up and operate attachments, such as $T3pantograph mechanisms$T1 to duplicate contours from models or profiles from templates, or universal head to mill at angles. May work on nonmetallic materials. May set up machines for other workers.
GOE: 06.02.02 STRENGTH: M GED: R4 M4 L3 SVP: 7 DLU: 77

605.282-014 PLANER SET-UP OPERATOR, TOOL (machine shop)

Sets up and operates planers that reciprocate workpieces against stationary bar tools to plane and groove large metal workpieces, such as castings for metalworking dies and machine ways, analyzing specifications and selecting tooling according to knowledge of machine planing procedures: Studies blueprint or layout on workpiece to visualize planing to be done, or marks layout on workpiece with scribe, and plans sequence of operations. Selects method of holding workpiece so that entire surface to be planed will remain parallel to table during planing operation. Lifts workpiece manually or with hoist, and positions and secures it on table, using shims, parallel blocks, clamps, and wrenches. Verifies workpiece position with gauges, rule, square, or other instrument. Selects and mounts cutting tools on railhead or side head. Selects and sets cutting speed, length of stroke, and depth of cut, according to knowledge of metal properties and shop mathematics. Sets stops to limit length of stroke and to actuate table reversing mechanism. Moves controls to position tool in relation to workpiece. Starts table reciprocation, turns handwheels to feed tool to or across workpiece between cuts, and engages feed. Observes operation and verifies conformance of planed workpiece to specifications within tolerances to plus or minus 0.001 inch, using measuring instruments, such as surface gauge, $T3planer gauge,$T1 and micrometer. May operate $T3bench grinder$T1 to sharpen tools. May turn valve handle and direct flow of coolant or lubricant against tool and workpiece. May set up and operate milling attachment instead of rail or side head tool [PLANER-TYPE-MILLING-MACHINE SET-UP OPERATOR (machine shop) 605.282-018]. ay plane or mill nonmetallic materials. May set up and operate rotary planer which reciprocates cutting tool against workpiece mounted on rotating machine bed and be designated Rotary Planer Set-Up Operator (machine shop).
GOE: 06.02.02 STRENGTH: H GED: R4 M3 L3 SVP: 7 DLU: 77

605.282-018 PLANER-TYPE-MILLING-MACHINE SET-UP OPERATOR (machine shop)

Sets up and operates planer-type milling machine that moves workpiece back and forth against rigidly held rotating cutters to mill workpieces, such as castings and machine parts, according to knowledge of planer-mill operating procedures: Studies blueprints or layout on workpiece to determine machine set-up, and sequence of machining operations. Lifts workpiece, using hoist, to position on machine bed. Secures workpiece in holding fixture, using wrenches, and verifies position, using gauges, calipers, or square. Selects cutting tool and mounts it in spindle, using handtools. Adjusts controls to set feed rate, speed of cutting tool, and depth of cut. Turns controls to position cutting tool relative to workpiece, starts machine, and engages automatic feed. Observes operation, stops machine to change cutting tool, and adjust controls. Verifies conformance of workpiece to finished specifications, using precision measuring instruments. Removes workpiece from machine bed.
GOE: 06.02.02 STRENGTH: M GED: R4 M3 L3 SVP: 7 DLU: 77

605.360-010 ROUTER SET-UP OPERATOR, NUMERICAL CONTROL (machine shop)

Sets up and operates multiaxis, numerically controlled routing machine to cut and shape metallic and nonmetallic workpieces: Selects and positions workpiece on machine bed. Threads perforated or magnetic tape through read head. Inserts precision indicator in machine chuck, and depresses switches to jog chuck into contact with workpiece, synchronize tape and tool, and record setup point. Retracts chuck, and loads and secures first preset cutting tool and holder. Starts machine and observes operation. Compares numerical data displays with specifications on operation sheets, and uses scales, gauges, and micrometer to verify machining operations. Removes and replaces cutting tool when worn or damaged or when new cutting tool is specified by operation sheets. Assembles and presets cutting tools at bench during tape-controlled machining to reduce machine downtime. Repositions workpiece for intermediate setups when specified on operation sheets, and removes and replaces workpiece at end of machining cycle. Verifies new tapes by starting machine and observing operation to detect errors, plotting two-dimensional movement with recording stylus, or by machining sample workpiece and inspecting each cut, using precision gauges.
GOE: 06.01.03 STRENGTH: M GED: R4 M3 L3 SVP: 6 DLU: 77

605.380-010 MILLING-MACHINE SET-UP OPERATOR, NUMERICAL CONTROL (machine shop)

Sets up and operates multiaxis numerical-control milling machine to mill surfaces of metallic and nonmetallic workpieces according to specifications and tooling instructions, applying knowledge of machining methods: Threads perforated or magnetic tape through read-head in control console, or enters commands into control panel, to retrieve preprogrammed machine data from mainframe computer. Inserts precision indicator in machine spindle, and depresses switches to jog spindle into contact with workpiece, synchronize tape and tool, and record setup point. Retracts spindle and loads and secures first preset tool and holder. Starts machine and observes cutting operation. Compares numerical data display with specifications on operations sheet. Assembles and presets tooling for next operation during automated cycle to reduce machine downtime. Replaces milling tools with drilling and boring tools at specified change points to reduce or eliminate subsequent machining of workpiece on another machine. May operate machine on preliminary dry run before machining first part to detect errors in tape or computer program. May be designated according to make, trademark, or configuration of machine, characteristics of control system, or type of product as Contour-Path Tape-Mill Operator (machine shop); Planer-Type Milling-Machine Operator, Numerical Control (machine shop); Profile-Mill Operator, Tape Control (machine shop); Tape Control Skin-or-Spar-Mill Operator (machine shop); Tape Keller Operator (machine shop).
GOE: 06.01.03 STRENGTH: M GED: R3 M3 L3 SVP: 6 DLU: 87

605.382-010 BROACHING-MACHINE SET-UP OPERATOR (machine shop)

Sets up and operates one or more broaching machines to broach internal or external cylindrical or flat surfaces of metal workpieces according to specifications, tooling instructions, standard charts, and knowledge of broaching: Reads blueprint, job order, or specifications to determine dimensions and tolerances, and tooling instructions, such as holding fixtures, cutting speed, and cutting tools (broaches) to be used. Lifts workpiece manually or with hoist and positions and secures it in fixture. Installs broach or ram, using wrenches. Moves controls to set specified depth of cut and ram speed, and to start ram that pushes or pulls broach along surface of work. Pulls lever to start flow of coolant or lubricant on work area. Verifies conformance of broached workpiece to specifications, using measuring instruments, such as fixed gauges, calipers, and micrometers. May broach nonmetallic materials. ay change worn broaches, using handtools.
GOE: 06.02.02 STRENGTH: M GED: R3 M3 L2 SVP: 4 DLU: 77

605.382-014 ENGRAVER, TIRE MOLD (machine shop) alternate titles: skid-machine operator

Sets up and operates cam-controlled tread-engraving (skid) machine to mill tread designs in metal molds for rubber tires, according to specifications: Examines work order or receives verbal instruction to ascertain cams, gearing ratio, and templates to be used. Lifts mold half with hoist and secures it in work-holding fixture on machine. Mounts specified cutting tool in machine spindle. Positions and secures drum cam (grooved cylinder) corresponding to specified tread design number in machine, using wrenches. Rotates mold in fixture to align specified design location on mark with mark and design number on fixture corresponding to mounted cam. Moves controls to position tool in relation to mold and starts machine. Turns handwheel and simultaneously exerts pressure on hand lever to traverse pin against cam and tool against mold to mill (engrave) tread pattern in mold, adjusting action according to movement and resistance sensed by hands on controls. Mounts systematically varied sequence of cams which produce tread pattern of minimum tire noise. Verifies engraved mold for conformance to specifications, using precision measuring instruments such as micrometers, calipers, and dial indicators. May setup and operate engraving machine equipped with template tracing stylus and be designated Tire Mold Engraver, Numerical Control (machine shop).
GOE: 06.02.02 STRENGTH: M GED: R3 M3 L2 SVP: 5 DLU: 77

605.382-018 KEYSEATING-MACHINE SET-UP OPERATOR (machine shop)

Sets up and operates keyseating machine (vertical shaper) to cut keyseats in metal workpieces, such as wheels and gears, according to specifications: Reads blueprint or job order to determine dimensions and tolerances of workpiece, and tooling instructions, such as holding fixtures, cutting speeds, depth of cut, and cutting tools to be used. easures workpiece and scribes guidelines for cutting keyseat, using steel rule and scriber. ounts specified tool on ram. Lifts workpiece manually or with hoist, and aligns it with cutting tool. Secures workpiece in fixture or to post on machine table, using clamps and wrenches. oves controls to set specified ram speed, length of stroke, and feed rate. Turns handwheel to feed reciprocating tool to workpiece until depth of cut conforms to specifications, or engages automatic feeding device. Verifies conformance of machined workpiece to specifications, using fixed gauges, calipers, and micrometers. Turns handwheel or adjustment screw to tilt table to cut tapered keyseats.
GOE: 06.02.02 STRENGTH: M GED: R3 M3 L2 SVP: 4 DLU: 77

605.382-022 PANTOGRAPH-MACHINE SET-UP OPERATOR (machine shop)

Sets up and operates pantograph-milling machine to mill contoured two-dimensional profiles and three-dimensional cavities in metal parts of such products as dies and molds for metal diecasting and plastic molding, duplicating contour of template or model to specified scale: Studies blueprint, workpiece, and template or model, and plans operations. Positions and secures workpiece and model or template in relation to each other on machine, using work aids and handtools, such as clamps, parallel blocks, and wrenches. Selects tracing stylus, cutting tool, and cutting speed, according to operation to be performed and knowledge of metal properties and machining methods. Mounts stylus and tool, using handtools. Turns controls to set cutting speed and dimensional ratio of model to workpiece, and starts machine. Grasps knob and moves stylus back and forth against template or model, causing similar action of tool against workpiece. Watches tool, feels action and resistance of tool through hand on knob, and manually controls cutting action in response to these stimuli. Verifies conformance of machined workpiece to specifications, using templates and measuring instruments, such as micrometers, dial indicators, and gauges. May make templates or cutting tools for own use.
GOE: 06.02.02 STRENGTH: M GED: R3 M3 L3 SVP: 7 DLU: 77

605.382-026 PROFILING-MACHINE SET-UP OPERATOR II (machine shop) alternate titles: cam-milling-machine operator; die-sinking-machine operator; profiler

Sets up and operates profile milling machine equipped with built-in or attached tracing mechanism that guides cutting tool in parallel relationship to stylus to mill two-dimensional scale profiles from models, according to specifications: Examines layout or workpiece, blueprints, and work order to ascertain type of tooling required and finished dimensions of workpiece. Positions and secures workpiece and template or model on machine table, using clamp, vise, blocks, measuring instruments, and wrenches. Selects and inserts specified stylus and cutting tool, using handtools. Starts machine, turns controls to change speed of cutting tool, directional movement of stylus, and automatic feed rate to ensure conformance of milled workpiece to specifications. Verifies conformance of workpiece, using dial and surface gauges, templates, calipers, and micrometers. Removes milled workpiece and template or model from machine table. May mill nonmetallic materials. May turn lever to start flow of coolant or lubricant on machining area. May manually move stylus to mill workpiece.
GOE: 06.02.02 STRENGTH: M GED: R3 M2 L2 SVP: 5 DLU: 77

605.382-030 ROTARY-HEAD-MILLING-MACHINE SET-UP OPERATOR (machine shop)

Sets up and operates vertical milling machine with spindle mounted within larger rotary head so that rotating cutter can move anywhere within given circle to mill complex shapes, such as arcs and tangents, without changing position of workpiece or machine table. Computes dimensions of shapes to be milled and successive positions of cutter in relation to rotary head, using knowledge of shop mathematics. Moves controls to position and move cutter in computed directions to mill specified shapes.
GOE: 06.02.02 STRENGTH: M GED: R4 M3 L3 SVP: 7 DLU: 77

605.382-034 ROUTER OPERATOR (any industry)

Sets up and operates routers, such as pin, horizontal, and radial arm, to cut, trim, slot, scarf, chamfer, profile, and shape metallic and nonmetallic materials, parts, castings, and tooling, according to specifications and knowledge of machine routing procedures: Reads work order, tooling instructions, blueprints, sketches, or other specifications to determine machining information, such as material needed, sequence of operations, quantity, tolerances, and dimensions of finished parts. Installs machine accessories, such as pins, collars, cutting tools, blocks, templates, and router boards, using handtools and power tools. Positions and secures parts or materials on machine, using bolts, clamps, or other fasteners. Adjusts controls to regulate speed of cutting tool, depth of cut, and flow of air, coolant, and lubricant. Starts machine and guides material against cutting tool or cutting tool against material. Verifies conformance of finished workpiece to specified tolerances, using precision measuring instruments. Observes machine operation and reports malfunctions to supervisor. May engage automatic feed of material. May record production output. May mark reference points on workpiece. May use milling cutters in router to shape parts. May operate specific type router and be designated Router Operator, Pin (aircraft mfg.) or Router Operator, Radial (aircraft mfg.).
GOE: 06.02.02 STRENGTH: M GED: R3 M3 L3 SVP: 6 DLU: 88

605.382-038 SHAPER SET-UP OPERATOR, TOOL (machine shop) alternate titles: shaper machine hand; shaper operator; shaping-machine operator

Sets up and operates one or more shapers that reciprocate bar tool against stationary workpiece to plane, shape, or groove metal workpieces, such as machine, tool, or die parts, according to specifications and knowledge of shaping operations: Studies blueprint, dimensioned sketch, or layout on workpiece, and plans sequence of operations. Positions and secures workpiece in vise or directly on machine table, manually or with hoist, using clamps or holding fixture. Verifies position with such instruments as dial indicator, thickness gauges, and surface gauge. Selects cutting speed, length of stroke, depth of cut, and cutting tool to be used, according to knowledge of metal properties and shop mathematics. Positions and secures cutting tool in toolpost. Turns handwheels to position tool and workpiece in relation to each other and to feed reciprocating tool to workpiece, or engages automatic feed. Verifies conformance of shaped workpiece to specifications within prescribed tolerances, using micrometers, calipers, and gauge blocks. Turns valve handle to direct flow of coolant against tool and workpiece. May shape contours by intermittently turning handwheel to feed tool to curved layout line while watching cutting action. May compute angles and manipulate controls to tilt table or toolhead of universal shaper for angular or taper shaping. May sharpen tools, using $T3bench grinder.$T1 May shape nonmetallic materials. May record production output.
GOE: 06.02.02 STRENGTH: M GED: R4 M3 L3 SVP: 6 DLU: 77

605.382-042 THREAD-MILLING-MACHINE SET-UP OPERATOR (machine shop)

Sets up and operates thread-milling machine to mill threads on external and internal surfaces of metal workpieces, applying knowledge of thread types and thread-milling methods: Studies blueprints, charts, drawings, and work orders to determine pitch and depth of thread, and type of tooling specified. Lifts workpiece to fixture and bolts or clamps it in place, using handtools. Selects and inserts cutting tool in machine spindle. Sets and adjusts speed of cutting tool and feed rate of workpiece. Positions cutting tool and workpiece to computed angles, and installs gears, cams, and stops to control multiple movements of workpiece and cutting tool. Starts machine and inspects workpiece during and on completion of milling operation, using measuring instruments, such as thread gauge and thread $T3measuring wires.$T1 Removes milled workpiece from fixture. May compute thread dimensions, using standard formulas.
GOE: 06.02.02 STRENGTH: M GED: R3 M3 L2 SVP: 6 DLU: 77

605.382-046 NUMERICAL-CONTROL ROUTER OPERATOR (aircraft mfg.; electron. comp.)

Sets up and operates numerical control router machine to rout (cut) parts, such as individual printed circuit boards (PCB's) from printed circuit panels or metal workpieces from sheet metal stock: Reviews setup instructions and specifications. Loads control media into computer console or enters commands to retrieve programmed control data. Selects and installs specified cutting tools into machine spindle or magazine. Positions and secures materials onto $T3indexing$T1 table of machine. Enters commands to activate machine that automatically aligns indexing table and panels or metal stock under tool spindle and routs or notches materials, according to programmed instructions. Monitors machine operation and display readouts to detect malfunction. Measures dimensions of finished parts to verify conformance to specifications, using precision measuring instruments. Notifies supervisor of machine malfunction or when parts do not conform to specifications. Cleans machine, using solvent, rag, and airhose. May perform maintenance and replace worn or damaged cutting tools, using handtools.
GOE: 06.02.09 STRENGTH: M GED: R3 M2 L2 SVP: 4 DLU: 88

605.482-010 STEEL-WOOL-MACHINE OPERATOR (nonmet. min.)

Sets up and operates machine that automatically shaves steel wires to form steel wool: Installs specified cutting tools in machine toolholder, using handtools. Turns controls to adjust speed and depth of cut according to cutting specifications. Starts machine and threads wire stock through automatic feed mechanism. Places cut ribbons of wire (steel wool) on machine rollers which carry them to catch basin. Ties broken ribbons. Replaces worn tools to maintain product quality. May operate steel wool balling, padding, and polyethylene extruding machines to produce soap-impregnated steel wool pads and polyethylene foam-backed, soap-impregnated steel wool pads.
GOE: 06.02.02 STRENGTH: L GED: R3 M3 L3 SVP: 5 DLU: 77

605.682-010 BARREL-RIB MATTING-MACHINE OPERATOR (ordnance)

Sets up and operates planer-type machine to cut matting (knurling) on $T3sighting ribs$T1 of shotguns to improve appearance and reduce glare: Attaches holding fixtures and matting tools on machine and clamps rib, or barrel with rib attached, in fixture, using handtools. Depresses lever to position cutting tool in relation to rib, and starts machine which moves rib under stationary tool. Maintains even pressure on lever to obtain smooth cut. Turns adjustment knob after each pass to increase depth of cut. Removes rib from holding fixture. May shim fixture to level workpiece. May hone surface of rib to remove burs.
GOE: 06.02.02 STRENGTH: M GED: R3 M2 L2 SVP: 4 DLU: 77

605.682-014 BROACHING-MACHINE OPERATOR, PRODUCTION (machine shop) alternate titles: broach operator; production broacher

Operates one or more previously setup broaching machines to broach internal or external surfaces of metal workpieces to specifications, on production basis: Examines blueprints or work order to determine finished specifications of workpiece. Lifts workpiece manually or using hoist, and places and secures it in holding fixture, using handtools. Starts machine, observes operation, and verifies conformance of broached workpieces to specifications, using measuring instruments, such as fixed gauges, calipers, and micrometers. Moves controls to adjust cutting speeds. Changes worn broaches. May aid ACHINE SETTER (machine shop) 600.360-014 in setting up machine. May place workpiece on spindle of revolving turntable which automatically feeds broached workpiece to power conveyor.
GOE: 06.02.02 STRENGTH: M GED: R3 M2 L2 SVP: 4 DLU: 77

605.682-022 SCALPER OPERATOR (nonfer. metal) alternate titles: scalp-machine operator

Sets up and operates scalper (milling) machine to mill defects from surfaces of ingot to prepare it for rolling: Adjusts scalper blades to depth of cut required and positions holding jaws to width of ingot, using handwheel, setscrews, and handtools. Lifts ingot from skid to entry table, using hoist. Starts lifting table that positions ingot in jaws of machine carriage. Starts machine to make first cut. Releases ingot from carriage, inverts ingot, using roller manipulators, and repositions it in carriage for second cut, using button controls. Cleans machine lubricant from scalped ingot with squeegee. Stacks scalped ingots on skid. May record weight of ingot on production form.
GOE: 06.02.02 STRENGTH: M GED: R3 M2 L2 SVP: 4 DLU: 77

605.682-026 TOOTH CUTTER, ESCAPE WHEEL (clock & watch)

Sets up and operates semiautomatic tooth-cutting machine to shape teeth on watch escape wheels: Positions stack of blanks on arbor, inserts and locks arbor in machine spindle, and starts machine which automatically stops at end of cycle. Removes wheel from machine and verifies dimensions of wheel diameters in ring go-not-go gauge. Examines wheel under toolmaker's microscope and compares its blown-up shadow with scale drawing on projector screen to determine if wheel conforms to specified tolerances. Adjusts machine, using handtools, to correct for size and dimensions until parts are within tolerances, or to accommodate different size wheels. May operate bank of milling machines. May be designated according to type of wheel cut as Tooth Cutter, Contact Wheel (clock & watch).
GOE: 06.02.02 STRENGTH: L GED: R3 M2 L2 SVP: 4 DLU: 77

605.682-030 WHEEL CUTTER (clock & watch)

Operates machine to cut teeth in clock and watch wheels: Clamps wheel blank in chuck of dividing head of machine. Mounts and adjusts cutting tools of specified sizes in turret. Starts motor, causing turret to rotate tool that cuts out groove in wheel. Turns turret to successively blank and cut groove to specified depth and width, using different sized tools. Verifies depth and width of cut, using precision gauges, and quality of cut, using jeweler's loupe.
GOE: 06.02.02 STRENGTH: L GED: R3 M2 L2 SVP: 5 DLU: 77

605.682-034 ROUTER, PRINTED CIRCUIT BOARDS (electron. comp.)

Operates routing machine to cut and shape individual printed circuit boards (PCB's) according to specifications: Positions and secures PCB's between dies or on templates. Positions secured PCB on router platform to align connector edges with machine cutter. Adjusts cutter spindle, using wrenches, and installs cutter of specified size on spindle. Flips switch to activate routing machine. Turns calibrated dials on routing machines to specified markings on dials to adjust milling dimensions of router. Manually guides edges of board against cutter to rout connector edges. Measures dimensions of board, using vernier calipers, to verify that board is routed according to specifications. Separates dies or removes template from PCB. May operate shearing machine to separate PCB from panels. May operate slotting machine to mill slots in PCB's.
GOE: 06.02.02 STRENGTH: L GED: R3 M1 L2 SVP: 4 DLU: 86

605.685-010 BARREL RIFLER (ordnance) alternate titles: barrel-rifler operator

Tends battery of machines that cut spiral grooves into bores of artillery and small arms weapons by either of following methods: (1) Inserts barrel in collet of machine and button in hole of push rod attachment on machine. Starts machine to rotate barrel and feed it over button to impress grooves in bore. (2) Locks broach or hook cutter in drawing head and barrel in $T3indexing$T1 head of broaching machine, using wrenches. Moves levers to regulate automatic feed and to cut rifling to specified depth and twist. Cleans bore, using cleaning rod and patch, and examines bore for burrs and scratches. Measures rifling for conformance to specifications, using dial and depth gauges. May be designated according to type of rifling tool used as Barrel Rifler, Broach (ordnance); Barrel Rifler, Button (ordnance); Barrel Rifler, Hook (ordnance).
GOE: 06.04.02 STRENGTH: L GED: R2 M1 L2 SVP: 3 DLU: 77

605.685-014 FILE CUTTER (cutlery-hrdwr.)

Tends machine that forms burrs (teeth) on surface of file blanks: Adjusts cutting tool in reciprocating arm of machine to obtain burrs of specified height. Positions blank in jig geared to reciprocating arm for automatic burr spacing. Starts machine that automatically feeds blanks to cutting tool.
GOE: 06.04.02 STRENGTH: L GED: R3 M2 L2 SVP: 4 DLU: 77

605.685-018 HOOKING-MACHINE OPERATOR (clock & watch)

Tends battery of automatic hooking machines that mill hooks (recess on edge of which end of mainspring is secured) in barrel arbors: Loads sleevelike feeding magazines with arbors, using tweezers. Inserts magazine in machine and engages power. Verifies depth of specified number of hooks by measuring diameter of arbor including hook as well as diameter in recess adjacent to hook. Makes adjustments to machine, such as turning setscrews to change depth of hook.
GOE: 06.04.02 STRENGTH: L GED: R2 M1 L1 SVP: 3 DLU: 77

605.685-022 JEWEL STRIPPER (clock & watch)

Tends automatic machine that cuts jewel settings to specified thickness and bevels corners. Places hopper in automatic feed. Measures thickness of stripped settings with dial indicator, and inspects finished work for appearance.
GOE: 06.04.02 STRENGTH: L GED: R2 M1 L2 SVP: 2 DLU: 77

605.685-026 LEVER MILLER (clock & watch)

Tends milling machine that cuts edges of watch levers: Pulls handle to clamp levers in special machine fitting. Turns controls to bring work into contact with cutting tool. Pulls handle to release clamp, and removes milled levers. Verifies conformity of levers to specifications, using gauge.
GOE: 06.04.02 STRENGTH: L GED: R2 M1 L2 SVP: 2 DLU: 77

605.685-030 MILLING-MACHINE TENDER (machine shop)

Tends milling machines that mill surfaces of metal workpieces according to specifications: Positions and secures workpiece in fixture or feeding device. Starts machine, and turns handwheel to feed workpiece to cutter or vice versa, or engages automatic feeding mechanism. Turns valve handle to direct flow of coolant against cutter and workpiece. Observes machine operation, and removes and inspects machined workpiece to verify conformance to specifications, using instruments, such as gauges, calipers, micrometers, and templates. May change worn cutters, using wrenches. Records production output. May tend machine that mills workpiece according to programmed cycle. May turn controls to adjust feed rate of workpiece or speed of cutting tool. May mill nonmetallic materials.
GOE: 06.04.02 STRENGTH: M GED: R2 M2 L2 SVP: 3 DLU: 86

605.685-034 PLANING-MACHINE OPERATOR (clock & watch)

Tends semiautomatic planing machine that cuts off excess metal and imparts smooth surface to such watch parts as balance cocks and train bridges: Places single part in chuck of machine, depresses pedal to close chuck, trips starting handle, and observes machine which planes piece and ejects it from chuck at end of cycle. Measures thickness of parts with dial indicator.
GOE: 06.04.02 STRENGTH: L GED: R2 M1 L1 SVP: 3 DLU: 77

605.685-038 PROFILING-MACHINE OPERATOR (clock & watch) alternate titles: recessing-machine operator

Tends battery of previously set-up profiling machines that trace templates to cut recesses in watch plates and chamfer edges, undercutting metal to form partially hidden recesses, in watch parts, such as pillar plates and train bridges: Blows metal shavings and dust from work plate, using air compressor. Fits blanks over protruding pins of chuck or in nest of work plate and pulls lever to clamp them in place. Starts machine and loads second machine while first is operating. Depresses pedal to eject workpiece or directs air blast to blow workpiece into catch pan after machine stops at end of cycle. Verifies thickness of metal below recess, and contour of recess, using jeweler's loupe and precision gauges. Important variables may be indicated by trade name of machine used.
GOE: 06.04.02 STRENGTH: L GED: R2 M1 L1 SVP: 2 DLU: 77

605.685-042 SCRIBING-MACHINE OPERATOR (cutlery-hrdwr.)

Tends machine that inscribes graduations in metal surface of measuring tools, such as carpenter's steel squares and rules, and machinist's scales: Slides workpiece into spring clamp on machine carriage. Starts machine that scribes graduations along length of tool by automatic $T3indexing$T1 of multiple scribing points or cutters. Removes scribed tool at end of cycle and examines and compares it with master scale to verify legibility and accuracy of graduations.
GOE: 06.04.02 STRENGTH: L GED: R2 M2 L2 SVP: 2 DLU: 77

605.685-046 SQUARING-MACHINE OPERATOR (clock & watch)

Tends battery of automatic squaring machines that mill (file) flat round sides of engaging portions of winding stems and barrel arbors: Loads sleevelike feeding magazines with stems or barrels, using tweezers. Inserts magazine in machine and starts machine. Inspects parts, using loupe, to see that square is centered on stem (sides are milled flat leaving rounded corners). Gauges squares in go-not-go gauge.
GOE: 06.04.02 STRENGTH: L GED: R2 M1 L1 SVP: 2 DLU: 77

605.685-050 TOOTH CUTTER (clock & watch)

Tends battery of semiautomatic milling machines to cut teeth in clock and watch parts, such as barrels, pinions, wheels, and clutches: Slides stack of wheel or pinion blanks on fluted arbor, clamps on holding collar, inserts arbor into machine chuck, and clamps in place, using pedal, or opens work holder and inserts barrel or pinion blanks into holder, using tweezers. Pushes lever to start machine which automatically indexes and cuts teeth around periphery of blanks. Loads remaining machines. Removes arbor or individually machined parts from milling machine which automatically stops at end of cycle. Verifies shapes of tooth and quality of cut, using jeweler's loupe, thickness of tooth, using jaw gauge, outside diameter of part, using go-not-go gauge, and length of part, using upright gauge. May adjust machine when machined product does not conform to standards. May clamp arbor in machine chuck manually. May be designated according to type of machine used as Tooth Cutter, Hobbing achine (clock & watch); or according to type of tooth cut as Tooth Cutter, Clutch (clock & watch); Tooth Cutter, Pinion (clock & watch); Tooth Cutter, Spur (clock & watch).
GOE: 06.04.02 STRENGTH: L GED: R2 M2 L2 SVP: 3 DLU: 77

605.685-054 ROUTER MACHINE OPERATOR (plastic prod.)

Tends routing machine that trims edges of plastic drafting scales: Places and secures router tool in chuck. Places and clamps scale on holding pin of routing machine conveyor belt. Starts machine and observes movement of scale under router. Removes trimmed scale from conveyor and inspects completed work to maintain establishment standards. ay tend routing machine that re-routes graduation lines removed accidentally during previous operations and be known as Rework Machine Operator (plastic prod.).
GOE: 06.04.02 STRENGTH: L GED: R2 M1 L1 SVP: 2 DLU: 86

606 BORING OCCUPATIONS

This group includes occupations concerned with piercing metal by means of rotary cutting tools advanced into the material in the direction of the tool's axis to make, enlarge, or thread holes. The piercing of nonmetallic materials, except wood, is also included when the methods and machine tools commonly applied to the machining of metal are used.

606.280-010 BORING-MACHINE SET-UP OPERATOR, JIG (machine shop) alternate titles: jig-borer

Sets up and operates jig borer to perform machining operations, such as boring, drilling, reaming, and $T3counterboring$T1 holes in metal workpieces, such as jigs, fixtures, gauges, and dies, according to specifications, applying knowledge of metal properties, tooling, and precision machining: Studies machining instructions, such as job order, blueprint, process sheet, or layout on workpiece to determine dimensional and finish specifications, sequence of operation, setup, and tooling requirements. Lifts workpiece either manually or with hoist onto machine table. Positions and secures workpiece on table with bolts, clamps, shims, or other holding devices, using machinist's handtools. Verifies parallelism of reference lines on workpiece to axis of table motion, using dial indicator mounted in spindle. Establishes zero reference point on workpiece, such as at intersection of two edges or over hole location. Turns handwheel to adjust machine table to align spindle over point, using dial indicator. Sets table-position dial at zero; measures all machining locations from this zero point. Selects and sets cutting speeds, feed rates, depth of cut, and cutting tool according to machining instructions or knowledge of metal properties. Installs tool in spindle. Turns handwheels to lower tool to workpiece and engages automatic feed. Turns valve and directs flow of coolant or cutting oil over cutting area. Verifies location and dimensions of holes, using measuring instruments, such as dial indicator, gauge blocks, $T3telescoping gauge$T1 and internal micrometer. Works to tolerances as close as plus or minus 0.0001 inch. May work only from blueprint. May lay out reference lines and machining locations on workpiece, according to blueprint, using layout tools, such as rule, divider, and scriber, applying knowledge of shop mathematics and layout techniques. May fasten workpiece in holding fixture mounted on machine table or clamp jig or template in position on workpiece. May operate machine manually throughout first piece operation to verify accuracy of setup. May sharpen tools on $T3bench grinder.$T1
GOE: 06.01.03 STRENGTH: M GED: R4 M4 L3 SVP: 7 DLU: 77

606.280-014 BORING-MILL SET-UP OPERATOR, HORIZONTAL (machine shop) alternate titles: horizontal-boring-drilling-and-milling-machine operator; horizontal-boring-mill operator

Sets up and operates horizontal boring, drilling, and milling machine to perform machining operations, such as milling, drilling, boring, and reaming metal workpieces, such as machine, tool, or die parts, analyzing specifications and deciding on tooling according to knowledge of shop mathematics, metal properties, and machining procedures: Studies machining instructions, such as job order, blueprint, process sheet, or layout on workpiece to determine machining required, sequence of operation, tooling, feed, and speed rate, applying knowledge of materials and machining. Lifts workpiece either manually or with crane or hoist onto machine table or directs MONORAIL CRANE OPERATOR (any industry) to put workpiece on machine table. Positions and secures workpiece to table or angle plate, using clamps, shims, and parallel blocks and verifies position with such instruments as dial indicators, gauge blocks, and height gauges. Selects and mounts tool in spindle. Moves controls to set feeds, speeds, and depth of cut, and to position tool and workpiece in relation to each other, verifying position visually, with instruments, such as thickness gauges, and by reading dials. Starts machine and observes operation, making one or more trial passes with manual control before engaging feed. Verifies dimensions of machined workpiece with such measuring instruments as micrometers, $T3telescoping gauges,$T1 vernier calipers, and dial indicators. Works to tolerance of plus or minus 0.001 inch. May use precision positioning devices, such as dial indicators mounted on machine troughs with standard length rods and work to tolerance as close as plus or minus 0.0001 inch. May operate tracing attachment to duplicate contours from templates or models. May operate machine with automatic positioning controls. May lay out reference lines and machining locations on workpiece, according to blueprints, using layout tools, such as rule, divider, and scriber, applying knowledge of shop mathematics and layout techniques. May operate $T3bench grinder$T1 to sharpen tools. May set up and operate vertical boring mill and be designated Boring-Mill Set-Up Operator, Vertical (machine shop). Important variations may be indicated by trade names of machine used.
GOE: 06.01.03 STRENGTH: M GED: R4 M4 L3 SVP: 7 DLU: 77

606.362-010 DRILL-PRESS OPERATOR, NUMERICAL CONTROL (machine shop)

Sets up and operates numerically controlled drill press that automatically performs machining operations such as drilling, reaming, countersinking, $T3spot-facing,$T1 and tapping of holes in metal workpieces, according to specifications, setup instructions, and knowledge of machining: Studies blueprints or setup instructions to determine dimensional specifications, setup requirements, and work procedure. Installs workpiece holders, such as blocks, risers, and clamps, on $T3indexing$T1 table of machine, using machinist handtools. Lifts workpiece manually or with hoist and positions and secures it on machine table or in holding fixture with clamps and bolts. Installs cutting tools in tool magazine, turret, or spindle of machine. Inserts programmed tape or punched card in tape or card reader of control unit. Actuates machine that automatically positions indexing table containing workpiece under spindle, selects tool, and machines part according to programmed instructions. Stops machine after trial run and inspects machined workpiece to ensure conformance to blueprint specifications, using fixed gauges, dial indicators, micrometers, and calipers. Monitors machine operation and display panel of control unit for indications of malfunction. Notifies supervisor if machined workpiece does not conform to specifications or if machine malfunctions. May make manual adjustments, such as aligning workpiece on machine table, changing cutting tools, or setting cutting speed, feed rates, and depth of cut. May occasionally operate machine in semiautomatic mode by setting selector switch and manually dialing in data according to oral or written instructions to machine relatively simple pieces.
GOE: 06.02.02 STRENGTH: M GED: R3 M3 L3 SVP: 6 DLU: 77

606.380-010 DRILL-PRESS SET-UP OPERATOR, MULTIPLE SPINDLE (machine shop) alternate titles: gang-drill-press operator; multiple-spindle-drilling-machine operator

Sets up and operates multiple-spindle drilling machine to perform simultaneously or in sequence machining operations, such as drilling, reaming, countersinking, $T3spot-facing,$T1 and tapping of holes in metal workpieces, according to specifications, tooling instructions, standard charts, and knowledge of machining procedures: Reads blueprint or job order for product specifications, such as hole locations and dimensions, and tooling instructions, such as drilling jigs, holding fixtures, feed rates, cutting speeds, and cutting tools to be used. Places workpiece in fixture or positions it on machine table, and secures it with clamps. Mounts cutting tools in spindles. Positions and secures specified drilling jig and moves controls and positions spindles to align tools with guide bushings in jig. Sets stops to control depth of cut. Moves controls to set cutting speeds and feed rates, and regulate flow of coolant. Engages power feed and observes machine operation. Periodically verifies conformance of machined work to specifications, using such measuring instruments as calipers, micrometers, and fixed gauges. May machine plastics or other nonmetallic materials. May tilt table or spindles to machine holes at specified angles.
GOE: 06.01.03 STRENGTH: M GED: R4 M4 L3 SVP: 6 DLU: 77

606.380-014 DRILL-PRESS SET-UP OPERATOR, RADIAL (machine shop)

Sets up and operates $T3radial drill press$T1 to perform drilling and other machining operations, such as boring, reaming, and tapping holes in metal workpieces, such as castings, forgings, and weldments, according to specifications, machining instructions, and knowledge of machining: Studies specifications and machining instructions, such as job order, blueprint, process sheet, or layout on workpiece, to determine hole locations and size and setup requirements, including tooling, feed rates, and cutting speeds. Plans sequence of operation, determines suitable work holding arrangement, and fastens holding fixture or jig on machine base to hold workpiece and guide cutting tool. Lifts workpiece manually or with hoist and positions and secures it on machine base or in fixture or jig with clamps and bolts. Verifies position with surface gauges and height gauges. Selects cutting tool, installs it in machine spindle, and moves controls to set cutting speeds and feed rates, according to machining instructions or knowledge of metal properties. Operates controls to swing radial arm over workpiece, position cutting tool over hole center location, engage power feed, and to advance tool into workpiece. Turns valve handle to start flow of cutting oil and coolant against cutting tool and workpiece. Observes machining operation and periodically verifies conformance of machined workpiece to specifications, using measuring instruments, such as $T3telescoping gauges,$T1 dial indicators, and micrometers. May measure, mark, and scribe reference lines and hole locations on workpiece, according to blueprint, using layout tools, such as rule, divider, and scriber, applying knowledge of shop mathematics and layout techniques. May operate universal-type machine, computing and setting angles of tilting spindle. May work on nonmetallic materials. May sharpen cutting tools, using $T3bench grinder.$T1
GOE: 06.01.03 STRENGTH: M GED: R4 M4 L3 SVP: 6 DLU: 77

606.380-018 DRILL-PRESS SET-UP OPERATOR, RADIAL, TOOL (machine shop)

Sets up and operates $T3radial drill press$T1 to perform drilling and other machining operations, such as boring, reaming, and tapping of holes in metal workpieces, such as machine, tool, or die parts, usually on custom basis, analyzing specifications and deciding on tooling according to knowledge of machining: Studies blueprint or layout on workpiece and plans sequence of operations. Selects method of holding workpiece. Positions and secures workpiece onto machine table, using such devices as shims, blocks, and $T3planer gauges.$T1 Verifies position with surface gauges and height gauges. Selects cutting speeds, feed rates, and tool for each operation, according to knowledge of metal properties and shop mathematics. Positions and secures tool in spindle. Swings radial arm and moves controls to position spindle and tool along arm over hole center location, to set feeds and speeds, to feed tool in workpiece, and to engage feed. Turns valve handle to direct flow of coolant or cutting oil against tool and workpiece. Observes operation and regulates tool position and action. Verifies hole location and dimensions, using measuring instruments, such as $T3telescoping gauges,$T1 micrometers, and dial indicators. May measure, mark, and scribe workpiece. May operate universal-type machine, computing and setting angles of tilting spindle. May work on nonmetallic materials. May operate $T3bench grinder$T1 to sharpen tools.
GOE: 06.01.03 STRENGTH: M GED: R4 M4 L3 SVP: 6 DLU: 77

606.382-010 DRILLER-AND-REAMER, AUTOMATIC (musical inst.)

Operates automatic reamer to ream and mill drilled holes in clarinet posts: Secures reaming tool in chuck of machine. Positions hole over reamer and reams as specified. Secures mill shaft in machine chuck. Mounts mill on end of mill shaft. Mills clarinet post flat on each side of reamed hole to specified tolerances. Verifies milling with go-not-go gauge.
GOE: 06.02.02 STRENGTH: L GED: R3 M2 L2 SVP: 4 DLU: 77

606.382-014 JIG-BORING MACHINE OPERATOR, NUMERICAL CONTROL (machine shop)

Sets up and operates numerically controlled jig-boring machine to perform machining operations, such as boring, drilling and counter-sinking holes in metal workpieces according to specifications and setup instructions, applying knowledge of metal properties and machining methods: Studies blueprints and setup instructions to determine machining required, dimensional specifications, and work procedures and methods. Installs work-holding devices, such as blocks and clamps on $T3indexing$T1 table of machine, using handtools. Lifts workpiece manually or with hoist and positions and secures it on machine table or in holding device. Inserts cutting tool in spindle of machine. Inserts punched card or loads perforated or magnetic tape containing programmed instructions into reader of control unit. Pushes button to zero indexing table and console at established locating point. Sets conventional cams, stops, and dial-type switches on machine head as indicated on setup instructions if machine spindle is not under numerical control. Actuates machine that automatically positions indexing table containing workpiece under spindle and machines part according to programmed instructions. Inspects and measures dimensions of machined workpiece to verify conformance to specifications and shop standards, using precision measuring instruments, such as precision gauges, dial indicators, micrometers, and calipers. Monitors machine operation and display panel of control unit for indications of malfunctions. Notifies supervisor if machined workpiece does not conform to specifications or if machine malfunctions. May make manual adjustments, such as setting cutting speed, feed rate, and depth of cut. May operate machine in semiautomatic mode by setting selector switch and manually dialing in data according to oral or written instructions to machine relatively simple pieces. May operate machine as inspection machine in manner similar to normal operations by inserting precision measuring instrument in spindle and moving machine through cycle under automatic or manual mode to indicate deviations from prescribed tolerances.
GOE: 06.02.02 STRENGTH: M GED: R4 M4 L3 SVP: 7 DLU: 77

606.382-018 NUMERICAL-CONTROL DRILL OPERATOR, PRINTED CIRCUIT BOARDS (electron. comp.)

Sets up and operates numerical-control drilling machine to drill holes into printed circuit boards (PCB's): Reviews setup instructions and specifications. Loads control media containing programmed commands into control console of machine or enters commands to retrieve programmed control data. Attaches depth collars to drill bits and measures bit depth, using depth gauge, to verify specified drill bit cutting depth. Measures drill bit sizes, using micrometer, and installs specified drill bits in tool magazine of machine. Positions and secures PCB's to $T3indexing$T1 table of machine. Enters commands to activate machine that automatically aligns indexing table and printed circuit boards under spindle, selects drill bit, and drills holes of specified dimension, location, and sequence into PCB's. Monitors machine operation and display readouts to detect malfunctions. Compares display data to specifications and notifies supervisor of machine malfunctions. Inspects and measures drilled PCB's to verify conformance to specifications, using measuring devices, such as micrometer, plug gauges, and test board. Performs machine adjustments and maintenance, such as setting speed and feed rates, cleaning machine parts, and replacing worn or damaged drill bits, using handtools.
GOE: 06.02.09 STRENGTH: L GED: R3 M3 L3 SVP: 4 DLU: 88

606.382-022 BORING-MACHINE OPERATOR (machine shop)

Sets up and operates boring machines to bore, drill, tap, spot face, groove, mill, or ream metal workpieces according to specifications, tooling instructions, and standard charts, applying knowledge of boring procedures and machining methods: Reads blueprint or job order for product specifications, such as hole locations and dimensions, and tooling instructions, such as fixtures, feed rates, cutting speeds, and cutting tools to be used. Positions and secures cutting tool in toolholder, and toolholder in spindle. Lifts and positions workpiece, manually or using hoist, and secures workpiece in machine table fixture, using wrenches and clamps. Moves controls to position tool in relation to workpiece, and to set feed rate, cutting speed, and depth of cut. Starts machine, moves controls to feed tool against workpiece, or to engage automatic feeding device. Turns valve handle to direct flow of coolant onto cutting area. Observes machine operation, and removes and inspects machined workpiece to verify conformance to specifications, using instruments, such as fixed and air gauges, calipers, and micrometers. May compute cutting speeds, feed rates, and dimensions, using standard charts and shop mathematics.
GOE: 06.02.02 STRENGTH: M GED: R3 M3 L3 SVP: 6 DLU: 88

606.382-026 ROBOTIC MACHINE OPERATOR (aircraft mfg.) alternate titles: industrial robot operator

Sets up and operates industrial robot to drill, countersink, and counterbore metallic and nonmetallic workpieces used to manufacture aircraft parts or tooling, according to specifications and preprogrammed machine control instructions: Reads work order and specifications to determine prescribed setup and operation. Mounts and positions workpiece on locating pins of holding fixture adjacent to robot, manually or using hoist, and aligns and secures workpiece on holding fixture, using template, bolts, handtools, and power tools. Installs specified type and size drill bits in $T3end effectors$T1 and places end effectors in holding station adjacent to robot. Loads cassette tape of machine instructions into machine controller or enters commands to retrieve preprogrammed instructions from mainframe computer. Pushes button or enters commands to activate robot that automatically retrieves and secures designated end effector on robot arm and positions arm for drilling. Operates robot to drill holes in test specimen and measures holes for conformance to specifications, using measuring instruments. Obtains written approval of test specimen from quality control inspector. Enters commands to start robot, observes robotic operation, and monitors screen of machine controller for malfunctions and error messages. Changes worn drill bits or adjusts machine according to error message instructions. Inspects finished workpiece for conformance to specifications. Notifies supervisor of numerical control programming problems. Cleans parts, tools, and fixtures, using solvents and rags. May drill holes in parts manually, using drill motor. ay perform machine maintenance. May set up and operate robot to perform additional machine operations, such as sealing and fastener installation, to join component parts into complete assembly and be designated Assembly Line Robot Operator (aircraft mfg.).
GOE: 06.02.09 STRENGTH: M GED: R3 M2 L3 SVP: 5 DLU: 88

606.682-014 DRILL-PRESS OPERATOR (machine shop) alternate titles: production-drilling-machine operator

Operates previously set up drilling machines, such as single- or multiple-spindle drill presses to drill, ream, countersink, spot face, or tap holes in metal or nonmetal workpieces according to specifications: Lifts workpiece manually or with hoist, and positions and secures it on machine table in drilling jig or holding fixture. Moves machine controls to feed tools into workpiece, and engages automatic feed. Observes machine operation, and verifies conformance of drilled workpiece to specifications, using fixed gauges, calipers, and micrometers. Changes worn cutting tools, using wrenches. Moves controls to adjust cutting speeds, feed rates, and depth of cut. May assist MACHINE SETTER (machine shop) 600.360-014 in setting up machine. May sharpen cutting tools, using $T3bench grinder.$T1 May perform minor assembly, such as fastening parts with nuts, bolts, and screws, using power tools and handtools. May be designated according to product as Barrel Reamer (ordnance); or function of machine as Reamer Operator (machine shop); Tapper Operator (machine shop).
GOE: 06.02.02 STRENGTH: M GED: R3 M2 L2 SVP: 3 DLU: 77

606.682-018 DRILL-PRESS SET-UP OPERATOR, SINGLE SPINDLE (machine shop)

Sets up and operates single-spindle drill press to perform such machining operations as drilling, countersinking, $T3spot-facing,$T1 and tapping holes in metal workpieces, according to specifications, tooling instructions, standard charts, and knowledge of machining procedures: Reads blueprint or job order and tooling instructions for specifications, such as hole locations and size, feed rates, cutting speeds, and cutting tools to be used. Secures specified tool in spindle. Lifts workpiece manually or with hoist, places it in fixture or jig or on machine table, and secures it with clamps or holds it in position under spindle. oves controls to set cutting speed, feed rate, and depth of cut. Engages power or automatic feed or manually operates feed lever to feed tool to specified depth in workpiece. Turns valve handle to start flow of coolant against tool and workpiece or dips tool in cutting oil prior to mounting. Verifies conformance of machined workpieces to specifications, using such measuring instruments as calipers, micrometers, and fixed gauges. May position and secure drilling jig to guide cutting tool. May tilt table or spindle to machine holes at specified angles. May work on nonmetallic materials. May measure, mark, scribe, and center punch workpieces to mark hole locations.
GOE: 06.02.02 STRENGTH: M GED: R3 M3 L2 SVP: 4 DLU: 77

606.682-022 TAPPER OPERATOR (nut & bolt)

Sets up and operates one or more automatic tapping machines to cut internal threads in nut blanks: Installs specified tap in spindle, using wrench and rule. Fills feed hopper with nut blanks and starts machine. Measures threaded nuts with gauge and changes worn taps to maintain specified tolerances. May set up machines for other workers to operate.
GOE: 06.02.02 STRENGTH: M GED: R3 M3 L3 SVP: 4 DLU: 77

606.685-010 BORING-MACHINE OPERATOR, PRODUCTION (machine shop)

Tends previously set up single- or multiple-spindle boring machines to perform machining operations, such as boring, $T3counterboring,$T1 and $T3facing$T1 metal workpieces on production basis: Lifts workpiece manually or with hoist and clamps it in holding fixtures. Moves machine controls to feed tool into workpiece and engage feed. Observes machine operation and verifies conformance of bored workpiece to specifications, using measuring instruments, such as fixed gauges, calipers, and micrometers. Changes worn tools, using wrenches. May move controls to adjust cutting speeds, feed rates, and depth of cut. ay aid MACHINE SETTER (machine shop) 600.360-014 in setting up machine. May bore or drill plastics or other nonmetallic materials.
GOE: 06.04.02 STRENGTH: M GED: R2 M2 L2 SVP: 3 DLU: 77

606.685-014 CHAMFERING-MACHINE OPERATOR I (ordnance)

Tends battery of machines that flare mouths of shell cases to facilitate insertion of bullets: Lubricates and starts each machine and starts flow of compressed air to cool chamfering tools. Observes cases sliding down feed and discharge tubes, repositioning any that are out of order. Observes cutting tools in operation to ensure proper functioning and replaces, sharpens, and resets them as necessary. Examines samples from each machine for burrs, ragged edges, or scratches and determines that dimensions are within prescribed tolerances, using variety of gauges and measuring tools.
GOE: 06.04.02 STRENGTH: L GED: R3 M2 L2 SVP: 3 DLU: 77

606.685-018 CHAMFERING-MACHINE OPERATOR II (ordnance)

Tends automatic screw machine that bevels outside edges of mouth of tracer bullets before they are charged with powder. Observes machine in operation for malfunctioning and stops machine when bullets are improperly fed, machined, or ejected.
GOE: 06.04.02 STRENGTH: L GED: R2 M1 L1 SVP: 2 DLU: 77

606.685-022 CHOKE REAMER (ordnance)

Tends machine to ream muzzle end of shotgun barrels to choke bores that control spread of pellets during firing: Reams to specified distances within barrel bore with rough, finish, and margin (choke) reamers. Visually examines and measures inside of barrel after reaming to ensure that barrel has been reamed to specified length and diameter, using plug and dial gauges.
GOE: 06.04.02 STRENGTH: L GED: R2 M1 L1 SVP: 3 DLU: 77

606.685-026 DRILL PRESS TENDER (machine shop)

Tends single- or multiple-spindle drill presses that drill, tap, ream, or countersink holes in metal workpieces according to specifications: Lifts workpiece manually, or using hoist, and positions and secures workpiece in drilling jig or fixture on machine table, using clamps and wrenches. Starts machine and feeds workpiece to cutter or vice versa, or engages automatic feeding mechanism. Turns valve to direct flow of coolant and cutting oils over cutting area. Observes operation and releases lever or turns handwheel to raise cutting tool from workpiece when machining is completed. Inspects or measures machined workpiece for conformance to specifications and shop standards, using instruments, such as fixed, plug, depth, and thread gauges, calipers, micrometers, and templates. Changes worn cutting tools, using wrenches. May machine plastics or other nonmetallic materials.
GOE: 06.04.02 STRENGTH: M GED: R2 M2 L2 SVP: 3 DLU: 86

606.685-030 DRILLING-MACHINE OPERATOR, AUTOMATIC (clock & watch)

Tends one or more semiautomatic machines that perform machining operations, such as drilling, boring, tapping, and chamfering holes in clock or watch parts, such as balance wheels, watch plates, and bridges: Positions and clamps part to machine table under cutting tool or inserts part in machine nest, chuck, or over positioning pins in spindle. Depresses pedal or moves controls to start machine that automatically machines part to specifications. Removes part from machine at completion of cycle or activates control that ejects part from machine. Inspects and measures part for conformance to specifications, using loupe and fixed gauges. Changes and replaces worn or broken tools. Cleans metal chips from machine with brush or airhose. Notifies supervisor when machine malfunctions. May tend battery of one kind of machine which may be set up to perform one or several different operations. Workers may be designated according to machine tended or operation performed as Balance-Wheel-Screw-Hole Driller (clock & watch); Boring-Machine Operator (clock & watch); Chamfering-Machine Operator (clock & watch); Reamer (clock & watch); Tapping-Machine Operator, Automatic (clock & watch).
GOE: 06.04.02 STRENGTH: L GED: R2 M1 L1 SVP: 3 DLU: 77

606.685-034 REAMING-MACHINE TENDER (nonfer. metal)

Tends machine that reams and chamfers brass and copper tubing and rods to smooth inside edges of tubing and to remove burrs and sharp edges from ends of tubing and rods: Positions and fastens cutting tool in toolholder and installs funnel-shaped sleeve on machine through which tubing or rod is guided. Starts machine and inserts tubing or rod in sleeve to ream part way through tube or chamfer end of tube or rod. Reverses tube or rod to ream or chamfer opposite end. Changes cutting tool as required, using allen wrench. May pack tubing and rods into cartons.
GOE: 06.04.02 STRENGTH: M GED: R2 M1 L1 SVP: 2 DLU: 77

607 SAWING OCCUPATIONS

This group includes occupations concerned with severing or shaping metal by the reciprocal or rotary cutting action of a serrated or abrasive-edged blade or disk which wears out a kerf. The severing or shaping of nonmetallic materials, except wood, is also included when the methods and machine tools commonly applied to the machining of metal are used.

607.382-010 CONTOUR-BAND-SAW OPERATOR, VERTICAL (machine shop)

Sets up and operates vertical contour-band saw to cut straight, curved, irregular, or internal patterns in metal or plastic stock, according to specifications, utilizing knowledge of sawing techniques: Reads work order or blueprints to locate cutting layout lines on stock, to determine dimensions and tolerances, and to determine metal to be cut, type of blade to be used, blade tension, cutting speed, feed rate, table angle, and positions of table stops and guides. Relieves saw blade support and drive-wheel tension, using handtools. Places saw blade over wheels and resets tension to change blade and adjust tension. Turns controls to set prescribed cutting speed, feed rate, and table angle. Loosens table stops and guides, using handtools, and positions them to align and secure workpiece. Places stock on cutting table, either manually or using hoist, and clamps it into position. Cuts saw blade, threads it through hole drilled in stock, welds blade together, using butt-welding attachment, and files weld smooth to cut internal pattern in stock. Starts saw and manually guides stock along layout lines to cut pattern, or engages automatic feed to cut straight line. Turns control to start airflow to blow metal cuttings away from kerf. Verifies conformance to specifications, using ruler, calipers, fixed gauges, templates, and micrometers. May make precision cuts, using magnifier to see layout lines. May calculate and mark layout lines, according to product specifications. May be required to have experience with particular product or size, type or trade name of machine.
GOE: 06.02.02 STRENGTH: M GED: R3 M3 L2 SVP: 4 DLU: 77

607.382-014 SAW OPERATOR (aircraft mfg.)

Sets up and operates power saws to cut, slot, groove, miter, and trim metallic and nonmetallic workpieces according to specifications: Selects and installs blade on machine, using handtools. Sets controls to adjust speed, feed rate, and blade tensions. Positions guides, stops, holding blocks, or other fixtures to secure and direct workpiece, using handtools and measuring devices. Scribes reference lines on material as guide for sawing operations, according to blueprints, templates, sample parts, or specifications. Mounts workpiece in holding device, manually or using hoist. Operates saw to cut along scribed lines. Verifies dimensions of finished workpiece, using measuring devices. May weld and anneal saw blades.
GOE: 06.02.02 STRENGTH: M GED: R3 M2 L2 SVP: 4 DLU: 87

607.682-010 CUT-OFF-SAW OPERATOR, METAL (machine shop) alternate titles: band-saw operator; circular-saw operator; hack-saw operator; power-saw operator

Sets up and operates metal-sawing machines, such as hacksaw, bandsaw, circular saw, friction saw, and rubber-disk saw to cut metal stock to dimensions: Reads job order for specifications, such as material, type, and size of stock, and dimensions to be cut. Obtains and transfers stock to machine, manually or with hoist. Installs saw blade and sets blade tension and cutting speed for specified operation. Sets saw blade angle to obtain desired angle cuts, using wrench. Sets stops and guides to control dimension of cut, using steel rule and wrenches. Positions and secures stock against stops or in feeding device. Turns valve to start flow of coolant against cutting area. Starts machine and observes operation. easures work for conformance to specifications, using rule. Marks identifying data on workpiece. Replaces defective cutting blade or wheel, using handtools. May be required to have experience with custom or production work or with particular material, product, size of workpiece, or type or trade name of machine and be designated accordingly.
GOE: 06.02.02 STRENGTH: M GED: R3 M2 L2 SVP: 4 DLU: 77

607.682-014 PROFILE TRIMMER (jewelry-silver.)

Operates scroll saw or jigsawing-and-nibbling machine to cut or trim hollowware items, such as trays, platters and vegetable dishes into specified shape, performing any combination of following tasks: Marks guidelines on workpiece by tracing from template or sample hollowware, using pencil or scribe. Selects jigsaw or scroll saw blade according to intricacy of outline and gauge of metal, and mounts in drive spindle, using wrench. Starts machine and manually guides workpiece under blade along cutting line to cut workpiece to specified shape or along edge of ornamentation to trim flash from molded items. Removes saw blade and installs nibbling punches in spindle and bed of machine. Turns thumbscrew to adjust depth of stroke to thickness of metal. Starts machine and guides edge of workpiece between reciprocating punches to smooth and trim along edges of mounts (decorative) trim attached after jigsawing by SILVERWARE ASSEMBLER (jewelry-silver.). May file burrs and rough edges from workpiece.
GOE: 06.02.02 STRENGTH: L GED: R3 M2 L2 SVP: 4 DLU: 77

607.685-010 CUT-OFF SAW TENDER, METAL (machine shop)

Tends band or circular saw to cut, miter or groove bar, tube, or sheet metal stock to specified dimensions or shape: Places stock on table or in automatic feed mechanism. Pulls lever or depresses pedal to lower saw blade and cut stock to size or shape. Removes cut stock from table and stacks for removal. May stamp identifying marks on stock, using die and hammer. May work as member of team when cutting structural beams. May assist in changing saw blades and setting table stops and guides.
GOE: 06.04.02 STRENGTH: M GED: R2 M2 L2 SVP: 2 DLU: 77

607.685-014 DEBRIDGING-MACHINE OPERATOR (nonfer. metal)

Tends debridging machine (circular saw) that cuts metal bridge from bottom length of cement-filled aluminum extrusions used in manufacturing windows and doors: Installs cutting blades in machine, using wrenches. Turns controls to set machine cutting speed, blade height, and feed roller position. Places extrusions on intake conveyor and guides extrusions into contact with feed roller for automatic cutting. Removes cut extrusion from off-feed conveyor, and examines exposed cement along cut to detect overlapping metal. Adjusts machine settings to remove metal according to company standards. Stacks extrusions on cart and places cardboard sections between layers.
GOE: 06.04.02 STRENGTH: M GED: R2 M1 L2 SVP: 3 DLU: 86

607.686-010 MAGNESIUM-MILL OPERATOR (nonfer. metal)

Feeds magnesium bar stock into milling machine for grinding into powder: Saws bar stock into sections, places sections in jig of milling machine, and turns handwheel to feed sections to milling cutter. Collects cuttings with air suction hose and dumps them into grinding mill. Cleans magnesium scrap from equipment and work area to eliminate fire hazard.
GOE: 06.04.02 STRENGTH: M GED: R2 M1 L1 SVP: 2 DLU: 77

609 METAL MACHINING OCCUPATIONS, N.E.C.

This group includes occupations, not elsewhere classified, concerned with shaping metal parts or products by removing excess material from stock or objects. Removing excess material from nonmetallic materials, except wood, is also included when the methods and machine tools commonly applied to the machining of metal are used.

609.130-010 MACHINE-SHOP SUPERVISOR, PRODUCTION (machine shop)

Supervises and coordinates activities of workers engaged in production machining of metallic or nonmetallic workpieces, applying knowledge of machine shop procedures, machine tool setup and operating techniques, and production machining methods. May repair machine tools. Performs duties as described under SUPERVISOR (any industry) Master Title.
GOE: 06.01.01 STRENGTH: L GED: R4 M4 L3 SVP: 8 DLU: 86

609.130-014 SCREW SUPERVISOR (clock & watch)

Supervises and coordinates activities of workers engaged in fabricating watch screws. Performs duties as described under SUPERVISOR (any industry) aster Title.
GOE: 06.02.01 STRENGTH: L GED: R4 M3 L3 SVP: 7 DLU: 77

609.130-018 SUPERVISOR (plumbing-heat.)

Supervises and coordinates activities of workers engaged in polishing, plating, machining, and assembling plumbing fixtures. Sets up and operates machine shop equipment, such as drill press, lathe, and punch press, to fabricate fixtures. Performs duties as described under SUPERVISOR (any industry) Master Title.
GOE: 06.01.01 STRENGTH: L GED: R4 M4 L4 SVP: 7 DLU: 77

609.130-022 SUPERVISOR, AUTOMATIC MACHINES (clock & watch)

Supervises and coordinates activities of workers engaged in setting up automatic machines to drill, ream, tap, chamfer, knurl, countersink, and perform other operations, to make watch parts, such as balance staffs, pinions, pallet arbors, and winding stems. Performs duties as described under SUPERVISOR (any industry) Master Title.
GOE: 06.01.01 STRENGTH: L GED: R4 M3 L3 SVP: 7 DLU: 77

609.130-026 WATCH MANUFACTURING SUPERVISOR (clock & watch)

Supervises and coordinates activities of workers engaged in watch manufacture or assembly, such as hairspring manufacture, balance assembly, or dial manufacture, applying knowledge of watch manufacturing: Computes labor and machine requirements based on work schedules, and assigns work accordingly. Sets up machines [MACHINE SETTER (clock & watch)] and instructs personnel in machine operation. Compares product with blueprint or other specifications, and makes or directs changes in setup to keep product within specified tolerances. Performs duties as described under SUPERVISOR (any industry) Master Title. May supervise workers who are responsible for particular operation or phase of watch assembly or parts manufacture. May be designated according to operations supervised as Watch Balance Assembly Manufacturing Supervisor (clock & watch); Watch Hairspring Manufacturing Supervisor (clock & watch); Watch Metal Dial Manufacturing Supervisor (clock & watch).
GOE: 06.01.01 STRENGTH: L GED: R4 M3 L3 SVP: 7 DLU: 77

609.131-010 INSPECTION SUPERVISOR (machine shop) alternate titles: inspector, chief; quality-control supervisor

Supervises and coordinates activities of workers engaged in inspecting materials, tools, workpieces, and products, such as metal stock, cutting tools, gauges, machine parts, and assembled units for conformance to specifications, products, inspection instruments, and procedures. May compute relative production and repair costs to determine salvageability of rejected products. Performs other duties as described under SUPERVISOR (any industry) Master Title.
GOE: 06.01.01 STRENGTH: L GED: R4 M4 L4 SVP: 8 DLU: 77

609.131-014 SUPERVISOR, MOLD MAKING (glass mfg.)

Supervises and coordinates activities of workers engaged in making and repairing cast iron molds used to produce bottles and other glass containers: Refers to machine shop blueprints and specification charts in manual to determine maximum allowable dimensions for basic type container specified by customer. Studies bottle design designated by customer and estimates glass shrinkage to calculate loss in capacity due to design. Computes dimensional corrections for molds to retain designated glass distribution and bottle capacity. Examines bottles having such defects as improper glass distribution, ridges, and rough surfaces, to determine if defects are due to mold or faulty production equipment. Receives mold change orders, and issues instructions for delivery of molds to bottle-making machines. Performs other duties as described under SUPERVISOR (any industry) Master Title.
GOE: 06.01.01 STRENGTH: L GED: R4 M4 L4 SVP: 8 DLU: 77

609.131-018 SUPERVISOR, MOLD SHOP (glass mfg.)

Supervises and coordinates activities of workers engaged in machining metal castings used in molding glassware: Pours sulfur mix into rough casting to obtain plastic model of object to be molded. Verifies dimensions of model against blueprint, using micrometers and calipers, to determine machining operations required to prepare casting for use as mold. May operate wood lathe to turn patterns for bottle molds. Performs other duties as described under SUPERVISOR (any industry) Master Title.
GOE: 05.05.07 STRENGTH: L GED: R4 M4 L4 SVP: 8 DLU: 77

609.132-010 SLAB-CONDITIONER SUPERVISOR (nonfer. metal)

Supervises and coordinates activities of workers engaged in scalping, sawing, and surfacing of slabs with aluminum to condition aluminum-alloy slabs for rolling, utilizing knowledge of machining, and conditioning processes and techniques. Performs duties as described under SUPERVISOR (any industry) Master Title.
GOE: 06.02.01 STRENGTH: L GED: R3 M3 L2 SVP: 6 DLU: 77

609.260-010 GUNSMITH, BALLISTICS LABORATORY (ordnance)

Sets up and operates variety of metalworking machines to repair and alter guns and gun parts, and develops designs for special devices used in testing small arms ammunition: Develops designs and fabricates gauges, reamers, holding fixtures, and testing equipment, such as gun-holding and target-changing devices, cartridge-slicing fixtures, and special test barrels. May measure velocity of projectiles [CHRONOGRAPH OPERATOR (ordnance)].
GOE: 05.05.07 STRENGTH: M GED: R4 M4 L4 SVP: 8 DLU: 77

609.262-010 TOOL PROGRAMMER, NUMERICAL CONTROL (electron. comp.) alternate titles: programmer operator, numerical control; soft tooling technician

Operates optical programming (digitizing) equipment to generate numerical control (NC) tape program used to control NC machine tools that drill, mill, rout, or notch printed circuit boards (PCB's): Analyzes drawings, specifications, and phototool (photographic film copy of printed circuit pattern) to determine program input data, such as hole sizes, tool sizes, reference points, and direction of machine cutting paths, and calculates data, such as starting point coordinates (location), size of panels or boards, and number of boards per panel. Draws machine tool paths on phototool, using colored markers and following guidelines for tool speed and efficiency, to prepare phototool for use as tool programming aid. Aligns and secures phototool on reference table of optical programmer. Observes enlarger scope of programmer that projects image of circuit board pattern from phototool. Moves reference table, following previously marked paths, to align phototool circuit pattern holes with reference marks on enlarger scope. Depresses pedal or pushes button of programmer to enter coordinates of hole locations into program memory. Repeats process for each hole location on phototool to enter NC machine instructions, such as hole locations, machine paths, and reference points. Keys in additional instructions, such as tool size, machine feed and speed rates, and starting point coordinates, basing entries on specifications, calculations, and knowledge of machine capabilities and programming techniques. Types commands on keyboard to generate NC tape. Observes trial run of NC machine to verify tape program accuracy. Revises NC tape program to eliminate instruction errors. May operate NC machine tools on production basis.
GOE: 05.01.06 STRENGTH: S GED: R3 M3 L3 SVP: 5 DLU: 86

609.280-010 TRIM-MACHINE ADJUSTER (ordnance) alternate titles: shell-trim tool setter

Sets up battery of machines that trim small arms cartridge cases and artillery shell cases to specified length: Installs cutters and adjusts stops and cams to regulate machine stroke and synchronize movements of feeding, cutting, and ejection mechanisms, using handtools. Sharpens dulled cutters and polishes scratched punches, using $T3bench grinder,$T1 speed lathe, and emery cloth. Removes housings, guards, feed tubes, chutes, tool holders, and other accessories to replace worn or broken parts, such as springs, bushings, and push-rods. May straighten bent punches and machine parts, using hammer and anvil.
GOE: 06.01.02 STRENGTH: M GED: R3 M2 L3 SVP: 5 DLU: 77

609.360-010 NUMERICAL CONTROL MACHINE SET-UP OPERATOR (machine shop)

Sets up and operates numerical control machines or machining centers to perform various machine functions, such as cutting, drilling, milling, reaming, boring, and broaching of metallic and nonmetallic workpieces, utilizing knowledge of machine tool capabilities, machinability of materials, and shop math: Reads and interprets blueprints, planning sheets, sketches, and related technical data to determine tooling requirements, setup procedures, control settings, and machining methods and sequences. Mounts, aligns, and secures tooling, attachments, and workpiece on machine. Selects and installs cutting tools in machine spindle. Loads control media, such as tape, card, or disk, in machine controller or enters commands to retrieve preprogrammed instructions from data base. Calculates and sets machine controls to position spindle in relationship to workpiece and to regulate factors, such as cutting depth, speed, feed, and coolant flow. Starts machine and monitors displays and machine operation to detect malfunctions. Stops machine to change cutting tools and setup according to required machining sequence or to measure parts for conformance to blueprint specifications, using precision measuring instruments. Enters commands or manually adjusts machine controls to correct malfunctions or out-of-tolerance machining. Operates machine manually to perform nonautomated functions and when automatic programming is faulty or machine malfunctions. Discusses control media errors with supervisor or programming personnel to resolve problems. ay clean machine, tooling, and parts. May perform machine maintenance.
GOE: 06.01.03 STRENGTH: M GED: R4 M4 L3 SVP: 6 DLU: 89

609.361-010 INSPECTOR, FLOOR (machine shop)

Inspects machined workpieces and assemblies at assembly, inspection, or machining station to ensure conformance to specifications: Reads blueprints or engineering specifications to obtain product information, such as specified material, surface finish, and dimensions. Compares surface finish of workpiece to finish on set of standard blocks making fingertip touch comparison to ensure production of specified surface finish. easures dimensions, such as length, height, and distance, between reference points, using precision instruments, such as micrometers, calipers, dial indicator, and snap gauge, to ensure product meets specifications. Locates reference point on part and measures dimensions, such as angle, arc, and radii, using combinations of aids, such as surface plates, parallel bars, angle plates, gauge blocks, V-blocks, sine bars, and precision measuring instruments. Reports findings to INSPECTION SUPERVISOR (machine shop). May inspect first run parts. May set up and try out inspection equipment to ensure accuracy. May substitute known values, such as dimensions from blueprints into standard formulas and solve for unknown quantities, using knowledge of algebra, trigonometry, or geometry to determine dimensions not specified in blueprints. May test hardness of workpiece surface, using hardness testing machine. May be designated according to type of product inspected as Propeller Inspector (ship-boat mfg.); Turbine Inspector (engine-turbine).
GOE: 05.07.01 STRENGTH: M GED: R3 M3 L3 SVP: 6 DLU: 77

609.362-010 NUMERICAL CONTROL MACHINE OPERATOR (machine shop)

Sets up and operates numerical control machine to cut, shape, or form metal workpieces to specifications: Reviews setup sheet and specifications to determine setup procedure, machining sequence, and dimensions of finished workpiece. Attaches fixture to machine bed and positions and secures workpiece in fixture according to setup instructions, using clamps, bolts, handtools, power tools, and measuring instruments, such as rule and calipers. Assembles cutting tools in toolholders and positions toolholders in machine spindles as specified, using handtools, or inserts cutting tools in specified machine magazines. Loads control media, such as disk, tape, or punch card, in machine control console or enters commands to retrieve preprogrammed machine instructions from data base. Manipulates controls and enters commands to index cutting tool to specified $T3set point$T1 and to start machine. Observes and listens to machine operation to detect malfunctions, such as worn or damaged cutting tools. Changes cutting tools and location of workpiece during machining process as specified in setup instructions. Measures workpiece for conformance to specifications, using measuring instruments, such as micrometers, dial indicators, and gauges. Notifies supervisor of discrepancies. May adjust machine feed and speed and change cutters to machine parts according to specifications when automatic programming is faulty or machine malfunctions. May machine materials other than metal, such as composites, plastic, and rubber.
GOE: 06.02.02 STRENGTH: M GED: R3 M3 L3 SVP: 5 DLU: 77

609.380-010 ELECTRICAL-DISCHARGE-MACHINE SET-UP OPERATOR (machine shop)

Sets up and operates one or more electrical-discharge machines to shape metal workpieces to specifications, following standard charts and manuals, and applying knowledge of $T3electrical-discharge machining$T1 processes and methods, electric currents and circuitry, metal properties, and shop mathematics: Examines blueprint of product and plans operations. Positions and secures workpiece on machine table with clamps, vise, or fixture. Positions and secures electrode in holder on surface plate, verifying concentricity, alignment, and depth, using measuring instruments, such as calipers and dial indicators. Mounts electrode and holder on machine spindle, using vernier dials on machine to verify alignment of electrode and workpiece. Positions gauge blocks, dial indicator, and spindle stop on machine so that descending electrode will stop at specified depth when indicator feeler point touches gauge blocks. Turns valve to adjust flow of dielectric coolant over electrode and workpiece or to immerse them in circulating bath. Turns controls to adjust machine setting, such as voltage, current, frequency, and electrode feed rate, according to information on charts or knowledge of electrical discharge machining procedures. Starts machine and observes beginning of operation. May move controls to rotate electrode or workpiece. May inspect completed workpiece visually and with templates and other measuring instruments. May compute settings from specifications and knowledge of machine capacities. May give TOOL MAKER (machine shop) 601.280-042 specifications, such as allowances between blueprint dimensions and dimensions of electrode to be made. Important variables may be indicated by trade names of machine used.
GOE: 06.01.03 STRENGTH: L GED: R4 M4 L4 SVP: 7 DLU: 77

609.380-014 THREADING-MACHINE SETTER (machine shop)

Sets up single- or multiple-spindle threading machines to thread and cut, ream, or chamfer cylindrical stock according to order specifications, threading charts, and knowledge of threading procedures: Compiles dimensions of stock, sequence of machining operations, and type and size of thread from charts and specifications. Installs specified feed grips, rotating dies, die cutters (chasers), cutting and reaming or chamfering tool, using micrometers, gauges, and handtools. Installs cams, gears, pulleys, pressure tripping mechanism, and adjusts speed control knobs to synchronize transfer and ejection of stock with machine action. Operates machine to evaluate its performance. Verifies dimensions of workpieces with specifications, using fixed gauges and scale. Sharpens die cutters on grinding wheel. May set up manually operated threading machine [THREADING-MACHINE OPERATOR (machine shop)].
GOE: 06.01.02 STRENGTH: M GED: R4 M3 L3 SVP: 6 DLU: 77

609.462-010 BALANCING-MACHINE OPERATOR (any industry)

Operates dynamic balance machine to locate points of imbalance on parts, such as spindles, impeller wheels, armatures, rotors, and steam engine flywheels, and balances parts by removing excess metal, using handtools and power tools, or adding metal, using soldering and welding equipment: Signals crane operator to position workpiece on machine pedestals. Slides drive belt over shaft of workpiece or moves drive wheel against workpiece to connect power source that rotates workpiece. Starts machine to rotate workpiece at specified speed. Moves controls of machine to locate points of imbalance indicated by light beam from strobe lamp on identification marks of workpiece, position of wave crest of trace pattern on oscilloscope screen, or readings on wattmeter and protractor dial. Computes amount of weight to be added to or removed from workpiece, or changes size and location of test weight until zero reading is indicated on ammeter. Drills, grinds, chips, or files metal from heavy side, or welds, solders, or rivets metal pieces to light side to correct imbalance, using power drills and grinders, hand file, and soldering and welding equipment.
GOE: 06.02.02 STRENGTH: M GED: R3 M2 L2 SVP: 6 DLU: 77

609.482-010 ELECTRICAL-DISCHARGE-MACHINE OPERATOR, PRODUCTION (machine shop)

Operates one or more electrical-discharge machines to shape metal workpieces to specifications, following standard charts: Obtains from job order or verbal instructions such information as electrode to be used, depth setting, and number of workpieces or cavities to be shaped. Mounts specified electrode in preset holder on spindle. Positions and secures workpiece on machine table or places it in fixture. Moves controls to align electrode and workpiece and to set electrode feed rate, depth limit, and electric current. Starts machine, turns on flow of dielectric coolant, and observes operation. May inspect work visually or with measuring instruments.
GOE: 06.02.02 STRENGTH: M GED: R3 M2 L2 SVP: 4 DLU: 77

609.482-014 STRAIGHT-PIN-MAKING-MACHINE OPERATOR (button & notion) alternate titles: pinmaker

Operates battery of automatic machines that straighten, cut off, head, and sharpen wire to form straight (common) pins: Places coil of wire on pedestal stand and threads end of wire through machine to heading dies. Adjusts straightening rolls, feeding arm, and stop to diameter and length of wire, using wrenches. Starts machine and measures sampling of first pins for conformance to specifications, such as length, head diameter, and angle of point to shank, using micrometers and fixed gauges. Replaces dull cutters or point-grinding bars, using handtools, such as wrenches, screwdrivers, and pliers. Mounts dies in bench lathe and removes burrs and repolishes head cavity, using stick dipped in polishing paste. Empties pin-filled catch pails into tote trays.
GOE: 06.02.02 STRENGTH: H GED: R3 M3 L3 SVP: 5 DLU: 77

609.682-010 AUTOMATIC-WHEEL-LINE OPERATOR (machine shop)

Controls series of machines to machine cast railroad car wheels to specifications: Changes chucks, boring bar, and cutting tools according to specifications on production orders, using handtools. Pushes buttons on console panel to start machines that perform threading, flanging, boring, inspecting, and other operations to finish wheels. Observes action of machines and transfer stations to detect malfunctions. Examines machined surfaces of wheels at specified stations to detect defective cutting tools.
GOE: 06.02.02 STRENGTH: M GED: R3 M3 L3 SVP: 6 DLU: 77

609.682-014 COLLET MAKER (clock & watch)

Operates three-stage collet making machine to cut and chamfer outside diameters of watch collets, face them to specified thickness, drill hairspring hole, and saw slot in collet: Feeds collet into machine and starts machine. Removes collets by hand, verifies finished collet dimensions, using precision gauges, and makes minor adjustments to machine to keep product within required tolerances.
GOE: 06.02.02 STRENGTH: L GED: R3 M2 L2 SVP: 5 DLU: 77

609.682-018 CROOK OPERATOR (musical inst.)

Operates machine to cut and deburr brass wind instrument tubes, and controls equipment to anneal tubes: Sets length gauge of saw and pushes tubes into rotating blade to cut tubes to specified length. Inserts burring tool into chuck of turning lathe and holds tube ends against rotating burring tool to remove burs. Places tubes in oven or on sprockets of wheel that revolves between two torches to anneal tubes for ease of bending. May fill tube with pitch to facilitate bending tube manually around forming block. Places tube in oven to melt pitch for removal from tube. May place tube in balling-out mold and push steel balls through tube to size part or remove wrinkles.
GOE: 06.02.02 STRENGTH: L GED: R3 M2 L3 SVP: 4 DLU: 77

609.682-022 MACHINE OPERATOR, CENTRIFUGAL-CONTROL SWITCHES (elec. equip.) alternate titles: governor assembler

Operates machines, such as lathe and drill press, to machine centrifugal switch assemblies for electric motors, performing any combination of following duties: Positions switch bore and hub cylinder in fixture on hydraulic press. Starts press to lower ram and force hub into switch bore. Clamps assembly to bed of drill press and starts press to ream bore of hub cylinder to specified size. Verifies diameter of bore, using plug gauge. Mounts switch assembly to lathe and inserts specified cutting tool in tool holder. Sets cutting tool to specified depth of cut, using micrometer. Starts lathe to cut outside diameter of switch, to cut slot in contact surface, or to remove rivet heads and burs. Verifies diameter of switch or depth of slot, using micrometer or plug gauge. Mounts switch to test motor. Starts motor and turns control spring setscrew, observing tachometer, until switch opens at specified revolutions per minute. Inserts mandrel in bore of switch assembly and mounts assembly in test stand. Rotates mandrel and observes assembly for static balance. Drills metal from rivet heads or solders additional metal onto heads to balance switch assemblies. Mounts assembly to lathe and adjusts dial indicator to specified setting. Starts lathe and observes dial indicator to test balance of assembly.
GOE: 06.02.02 STRENGTH: L GED: R3 M2 L2 SVP: 6 DLU: 77

609.682-026 NICKING-MACHINE OPERATOR (cutlery-hrdwr.) alternate titles: nick setter

Sets up and operates machine that notches identification nicks in cutting die edge: Grinds burrs from cutting edge of die, using abrasive wheel. Obtains nicking tools specified on template. Bolts tools to machine bed, using wrench. Heats cutting edge of die to soften metal, using acetylene torch. Positions heated die edge between nicking tools. Pulls lever to close tools that notch identification nicks in die edge.
GOE: 06.02.02 STRENGTH: L GED: R3 M2 L2 SVP: 5 DLU: 77

609.682-030 SCREWMAKER, AUTOMATIC (clock & watch)

Operates machine to automatically shape and cut wire stock to form watch screws: Inserts wire in machine and starts machine that turns head and shank to specified size to form screw, threads and cuts screw to specified length, and slots head. easures thread and length of finished screw under loupe to determine if it meets specifications, using pitch gauge and upright gauge. Maintains machine adjustment to keep product within specifications.
GOE: 06.02.02 STRENGTH: L GED: R3 M2 L2 SVP: 5 DLU: 77

609.684-010 INSPECTOR, GENERAL (any industry) alternate titles: bench inspector; parts inspector; gauger

Inspects materials and products, such as sheet stock, auto body or engine parts, dental instruments, machine shop parts, and metal castings, for conformance to specifications, using fixed or preset measuring instruments: Examines material or product for surface defects, such as cracks, pits, and incomplete welds. Compares product with parts list or sample model to ensure completion of assembly. Verifies specified dimensions of product or material, using inspection equipment, such as fixed gauges, templates, and preset micrometer, vernier height gauges, and dial indicator. Rejects defective parts, and marks type of defect on part, container of parts, or inspection tag. May test parts for hardness, using hardness tester [HARDNESS INSPECTOR (heat treating) 504.387-010]. May test products for structural defects, such as leaks and internal cracks, using water pressure tests [HYDRO-PNEUMATIC TESTER (any industry) 862.687-018]. May test mechanisms for clearance and freedom of movement. May be designated Inspector, Filters (auto. mfg.).
GOE: 06.03.02 STRENGTH: L GED: R3 M2 L2 SVP: 4 DLU: 86

609.684-014 LABORER, GENERAL (machine shop)

Performs any combination of following tasks to assist in machine shop activities: Loads and unloads materials, parts, or products onto or from pallets, skids, conveyors, or trucks manually or using hoist. Delivers metal parts or stock to designated work areas for machining, using electric pallet mover, hoist, or overhead crane. Lifts metal part or stock onto machine, manually or using hoist, and secures it on machine table, in chuck, or holding fixture, using wrenches, to assist in setting up machine. Feeds metal parts or stock into automatic metalworking machines and removes machined part from machine after prescribed period of time or at end of machining cycle. Adds coolant to reservoirs of machines and lubricates machine parts and ways, using grease gun and oilcan. Reclaims cutting and lubricating oils from machines by pumping oil from machine reservoir into barrel, dumping oil from barrel into centrifugal separator that removes metal chips and dirt from oil, and drains clean oil from separator into containers. Removes metal chips and shavings from surfaces of machines, using rag or airhose, and wipes surfaces of machines with rag to remove excess oil. Cleans around work areas, using broom and shovel. Separates metal shavings, chips, and scrap materials from trash and places them in bins for resale. May remove burrs or excess metal from machined parts, using files, sandpaper, emery cloth, or grinding machine. May be designated by specific task performed as Brass Reclaimer (machine shop); Gear Cleaner (machine shop); Oil Extractor (machine shop); Sorter (machine shop); Threading-Machine Feeder, Automatic (machine shop) II; Tool Marker (machine shop).
GOE: 06.04.39 STRENGTH: H GED: R2 M1 L1 SVP: 2 DLU: 77

609.685-010 BALL SORTER (machinery mfg.)

Tends machine that sorts metal balls according to size, roundness, or surface defects, such as nicks, scratches, or dents: Adjusts settings on control panel, sets graduated opening on gauge slide, or selects and installs gauging screen in barrel of machine through which balls drop into containers according to variation from specified dimensions. Loads balls into feed hopper, and starts machine that automatically sorts standard size, oversize, undersize, and defective balls into separate pockets or containers. May visually examine or measure sample balls from each container, using micrometer or fixed gauge and label containers, according to quality and quantity of sorted balls. May weigh balls on balance scale and record weight and grades on work ticket.
GOE: 06.04.02 STRENGTH: M GED: R2 M1 L1 SVP: 2 DLU: 77

609.685-014 ENGRAVER, AUTOMATIC (clock & watch)

Tends battery of automatic engraving machines that inscribe numerals and words on watch parts: Loads paddle manually with specified watch parts. Inserts paddle into machine and pulls lever to automatically secure paddle in position for scribing. Presses button to start machine operation and initiate engraving cycle. Inspects finished pieces to detect engraving faults, such as skips, incorrectly located engraving, and irregular cut, using loupe and location gauge.
GOE: 06.04.02 STRENGTH: L GED: R2 M1 L1 SVP: 2 DLU: 77

609.685-018 PRODUCTION MACHINE TENDER (machine shop) alternate titles: machine shop production worker; robotic machine tender, production

Tends one or more machine tools, special-purpose machines, or industrial robots to machine metal workpieces to specifications on production basis: Lifts workpiece manually or using hoist and secures workpiece in fixture or loads automatic feeding device. Starts machine, engages feed, and observes operation. Inspects and measures machined workpieces to verify conformance to specifications, using instruments, such as preset comparator, fixed gauges, calipers, micrometer, or microscope. May move machine controls and guides to adjust machine. May replace worn machine accessories, such as cutting tools or brushes. May add coolant to machine reservoir and turn valve to start flow of coolant. May file, sand, or shape machined parts, using handtools and power tools. May clean machined parts, using degreasing tank or solvent and rags. May machine plastics or other nonmetals. May tend machines and equipment other than machine tools.
GOE: 06.04.02 STRENGTH: M GED: R2 M2 L2 SVP: 3 DLU: 89

609.685-022 TRANSFER-MACHINE OPERATOR (machine shop)

Tends transfer machine consisting of series of stations connected by transfer mechanisms that transfer, position, and secure workpieces and perform machining operations, such as drilling, boring, tapping, and milling on metal workpieces, such as castings and forgings: Lifts workpiece manually or with hoist, and places on holding device, such as pallet. Pushes pallet along track into clamping station, and starts mechanisms to clamp workpiece on pallet and transfer to first work station. Inspects machined workpieces for surface defects and verifies conformance to specifications, using measuring instruments, such as fixed gauges and checking fixtures. Changes tools when panel lights indicate that tool is worn or broken, using wrenches. Moves bar to lift derailed pallets back into position. Notifies supervisor if panel lights indicate machine failure or serious malfunctioning.
GOE: 06.04.02 STRENGTH: M GED: R3 M2 L2 SVP: 3 DLU: 77

609.685-026 TRIM-MACHINE OPERATOR (ordnance) alternate titles: cut-off-machine operator; shell-trim operator; trim and burr operator

Tends battery of machines that trim small arms cartridge cases, bullet jacket blanks, or artillery shell cases to specified length: Loads small arms cartridge cases or bullet jacket blanks into hopper of automatic machine or positions artillery shell cases by hand in feeding device of trim machine. Turns stop nuts and setscrews, using handtools, to adjust chuck and feed punch to cut blanks to specified length. Starts machine and observes operation of feeding, cutting, and ejection mechanisms to detect malfunction. Extracts jammed pieces, using fingers or wire hook. Examines trimmed pieces for such defects as dents, burrs, or scratches. Verifies conformity to specified dimensions, using fixed gauges. Sharpens cutters on $T3bench grinder.$T1
GOE: 06.04.02 STRENGTH: M GED: R2 M1 L1 SVP: 3 DLU: 77

61 METALWORKING OCCUPATIONS, N.E.C.

This division includes occupations, not elsewhere classified, concerned with shaping and conditioning metal by rolling, forging, extruding, drawing out, punching, shearing, blanking, and pressworking. The punching, shearing, blanking, and pressworking of nonmetallic materials, except wood, are also included when the methods and machine tools commonly applied to the working of metal are used.

610 HAMMER FORGING OCCUPATIONS

This group includes occupations concerned with heating metal in a forge and hammering it into desired shape with a hand or power hammer (includes drop forging).

610.362-010 DROPHAMMER OPERATOR (aircraft mfg.; forging) alternate titles: blacksmith, hammer operator

Sets up and operates closed-die drophammer to forge metal parts according to specifications, using measuring instruments and handtools: Informs HEATER (forging) 619.682-022 of forging specifications, such as specified quantity and temperature setting. Aligns and bolts specified dies to machine ram and anvil, using scale, rule, square, feeler gauges, shims, and handtools. Positions workpiece onto lower die and depresses pedal to activate ram that repeatedly strikes and forces metal workpiece into die impression. oves workpiece through series of dies to attain specified detail. May plan work procedures, select tooling, and operate drophammer to form experimental or developmental parts. May turn knobs to regulate conveyor speed and feed that automatically carries heated stock from furnace, places stock on anvil, and removes finished workpiece. May forge unheated metal. May set stops or turn handles to set specified striking force of ram. May trim flash from finished forging. May operate hammer to compress finished forgings to specified tolerances and be designated Restrike Hammer Operator (forging). May be designated according to type of hammer operated as Board Drop Hammer Operator (forging); Impact Hammer Operator (forging); Steam Hammer Operator (forging).
GOE: 06.02.02 STRENGTH: H GED: R3 M3 L3 SVP: 6 DLU: 87

610.381-010 BLACKSMITH (forging) alternate titles: anvil smith

Forges and repairs variety of metal articles, such as tongs, edged tools, hooks, chains, machine and structural components, and agricultural implements as specified by work orders, diagrams, or sample parts: Heats metal stock in blacksmith's forge or furnace [HEATER (forging)]. Hammers stock into specified size and shape on blacksmith's anvil or positions stock on anvil of power hammer and depresses pedal to hammer stock with varying force and rapidity. Forge-welds metal parts by heating and hammering them together. Devises jigs and fixtures, forges special handtools, such as hammers or chisels, and sets up form blocks. Tempers or anneals forged articles [HEAT TREATER (heat treating) I]. May record type of repair or fabrication of tools or machine components performed during work shift to maintain daily activity report and records. May cut, assemble, and weld metal parts, using arc or acetylene welding equipment [WELDER, COMBINATION (welding)]. May repair farm machinery and be designated Blacksmith, Farm (agriculture). May be designated according to articles forged as Special-Trackwork Blacksmith (r.r. trans.); Tool-Dresser (forging).
GOE: 05.05.06 STRENGTH: H GED: R4 M3 L2 SVP: 7 DLU: 77

610.381-014 BLACKSMITH APPRENTICE (forging)

Performs duties as described under APPRENTICE (any industry) Master Title.
GOE: 05.05.06 STRENGTH: H GED: R4 M3 L2 SVP: 7 DLU: 77

610.684-010 BLACKSMITH HELPER (forging) alternate titles: striker

Assists BLACKSMITH (forging) in forging metal articles: Obtains equipment, such as stop blocks and hammer dies from toolroom. Cuts metal to predetermined size, using saw. Lights furnace and turns control valves to regulate temperature. Lifts metal parts from furnace with tongs and places parts on anvil or under power hammer. Strikes parts with sledge as BLACKSMITH (forging) positions parts over forming dies set in anvil. Grinds surfaces of finished parts, using portable and stationary power grinders. May sweep floor and remove debris from work area. Performs other duties as described under HELPER (any industry) Master Title.
GOE: 05.12.10 STRENGTH: M GED: R2 M1 L1 SVP: 4 DLU: 77

610.684-014 SPRING SALVAGE WORKER (metal prod., nec)

Reshapes defective spring leaves, using furnace and power hammer: Places leaf in furnace to heat it to specified color. Removes leaf from furnace and positions it on bed of power hammer. Starts machine to pound leaf into specified shape and verifies shape of leaf, using template. Tempers leaf by immersing it in oil bath for specified time.
GOE: 06.04.02 STRENGTH: M GED: R2 M1 L1 SVP: 4 DLU: 77

611 PRESS FORGING OCCUPATIONS

This group includes occupations concerned with heating metal in a forge and shaping it by means of a press.

611.482-010 FORGING-PRESS OPERATOR I (forging) alternate titles: die-machine operator; forging-machine operator

Sets up and operates closed-die power press to produce metal forgings, following work order specifications, using measuring instruments and handtools: Aligns and bolts specified dies on ram and anvil of press, using rule, square, shims, feelers, and handtools. Turns knobs to set pressure and depth of ram stroke. Pulls workpiece from furnace, when color of workpiece indicates forging temperature, and positions workpiece on lower die, using tongs. Depresses treadle or pulls lever to lower ram that compresses metal to shape of die impressions. May move workpiece through series of dies for progressively finer detail.
GOE: 06.02.02 STRENGTH: H GED: R3 M2 L2 SVP: 5 DLU: 77

611.482-014 ROLLER-MACHINE OPERATOR (metal prod., nec) alternate titles: roller operator

Operates machine to flatten and taper heated ends of spring leaf blanks to specified dimensions: Installs dies in upper and lower plates of press and adjusts pressure of rollers, using wrenches and gauges. Heats end of spring blank in furnace and places it on stationary die plate. Pulls lever to flatten end to specified width. Holds compressed end between cam-shaped rollers that grip and taper end to specified thickness.
GOE: 06.02.02 STRENGTH: M GED: R3 M2 L1 SVP: 4 DLU: 77

611.662-010 UPSETTER (forging)

Sets up and operates closed-die forging machine equipped with horizontal ram and gripping die to expand end of hot metal bar stock: Aligns and bolts specified dies and cams in machine, using rule, square, and wrenches. Pulls stock from furnace when color indicates forging temperature and inserts stock in gripping die against stop gauge, using tongs or hoist. Presses pedal to close gripping die on stock and to advance ram, squeezing end of metal into gripping die cavity. Moves workpiece through series of dies to shape stock progressively to specifications. Verifies dimensions of forged piece, using set gauges. May set up and operate closed-die forging machine to expand end of cold metal.
GOE: 06.02.02 STRENGTH: H GED: R3 M2 L2 SVP: 5 DLU: 78

611.682-010 STEEL-SHOT-HEADER OPERATOR (ordnance)

Sets up and operates battery of machines to cold forge BB shot for air rifles from coils of steel wire: Aligns die halves that form ball on end of wire, using handtools. Turns setscrews and stop nuts to adjust and synchronize cutoff tool, ram stroke, and feeder arm. Threads wire through straightening rollers and feeding mechanism into ram head. Starts machine and observes operation to detect malfunction. Measures shot for conformance to specified tolerances, using micrometer. Sharpens and shapes cutoff tool, using $T3bench grinder.$T1
GOE: 06.02.02 STRENGTH: M GED: R3 M1 L2 SVP: 4 DLU: 77

611.682-014 AUTOMATIC CASTING-FORGING MACHINE OPERATOR (forging)

Controls and monitors operation of automatic casting-forging machine to cast, forge, and trim nonferrous molten metal into finished forgings: Starts hydraulic pumps and sets timers and heater controls. Turns automatic controls, such as shot weight and pouring speed, to set sequence of operation. Notifies forklift operator to pour molten metal into container. Pours molten metal into preform mold, using ladle, and starts manual operation for trial run. Activates automatic pouring device to fill mold, and depresses controls to initiate automatic casting and forging operations. Observes indexing mechanism that moves casting through sequence of operations, such as die press, quenching, and trimming. Observes castings and forgings for imperfections, such as discolorations and distortions. Realigns dies, castings, or forgings to correct out-of-tolerance conditions. Observes lights on control panel to detect machine malfunctions and corrects conditions causing malfunctions, such as clogged filters and sticking valves.
GOE: 06.02.10 STRENGTH: L GED: R4 M2 L3 SVP: 5 DLU: 86

611.685-010 FORGING-PRESS OPERATOR II (forging) alternate titles: press hand; press operator

Tends closed-die power press that produces metal forgings: Pulls workpiece from furnace, when color of workpiece indicates forging temperature, and positions it on lower die, using tongs. Moves controls to lower ram that compresses metal to shape of die impressions. May move workpiece through series of dies for progressively finer detail. May tend press to emboss designs on metal or compress and smooth surface of metal blanks or rough forgings and be designated Coining-Press Operator (forging). May tend press that twists forging to form journals and counterweights on crankshafts to specified degree of eccentricity and be designated Twisting-Press Operator (forging).
GOE: 06.04.02 STRENGTH: H GED: R2 M2 L2 SVP: 2 DLU: 77

611.685-014 HYDRAULIC OPERATOR (nonfer. metal) alternate titles: hydraulic-corrugating-machine operator

Tends hydraulic corrugating machine that corrugates metal tubes used in making bellows: Moves controls of machine to expand corrugating plates and position spacers between plates. Places tube in opening of plates. Pulls levers to close cradle, remove spacers, and pump water into tube forcing tube walls to conform to shape of corrugated plates.
GOE: 06.04.02 STRENGTH: M GED: R2 M1 L1 SVP: 3 DLU: 77

612 FORGING OCCUPATIONS, N.E.C.

This group includes occupations, not elsewhere classified, concerned with shaping and conditioning metal. Includes shaping without benefit of heat by such means as machines equipped with rollers.

612.130-010 SPIKEMAKING SUPERVISOR (steel & rel.)

Supervises and coordinates activities of workers engaged in forging boat or track spikes from hot steel rods: Coordinates setting up of forge machines with set-up worker to ensure machines forge products of specified size. Installs dies and adjusts guide stops in automatic forging machines, using wrenches, hammer, and pry bar. Verifies dimensions of spikes, using gauges and rule. Observes size, shape, and color of heated spikes and adjusts dies and guide stops to ensure production of spikes to manufacturing standards. Repairs machines and conveyor system and replaces worn or broken parts, using wrenches, sledgehammer, pry bar, and chain hoist. Performs other duties as described under SUPERVISOR (any industry) Master Title.
GOE: 06.01.01 STRENGTH: M GED: R3 M2 L1 SVP: 7 DLU: 77

612.131-010 FORGE-SHOP SUPERVISOR (forging) alternate titles: blacksmith supervisor

Supervises and coordinates activities of workers engaged in heating, forging, and inspecting metal workpieces and products: Plans and coordinates sequence of operations within forge shop. Inspects dies, machines, and work in process to detect malfunctions, and orders corrective action. Trains new workers in job duties. Performs other duties as described under SUPERVISOR (any industry) Master Title. May set up machines for experimental runs. May be designated according to department as Hammer-Shop Supervisor (forging); Inspection Supervisor (forging).
GOE: 06.01.01 STRENGTH: M GED: R4 M3 L3 SVP: 8 DLU: 78

612.260-010 FASTENER TECHNOLOGIST (nut & bolt)

Sets up and operates variety of machines to head, trim, drill, and tap metal stock to fabricate machine tools and form metal parts and fasteners, such as screws, bolts, and nuts, according to blueprint specifications and using precision measuring devices, machinist manuals, and handtools: Reads and interprets blueprints to determine specified tolerances and sequence of operations to be used in machining metal parts. Selects and installs cutting tools in machines, using handtools. Selects cutting speeds, depth of cut, and adjusts guides, using handtools. Installs workpiece in vise, marks layout, and verifies dimensions, using precision gauges and machinist manuals. Operates machines to tool specified parts and inspects parts to ensure conformity to blueprint specifications, using gauges and applying knowledge of fractions and decimals. Sharpens cutting tools and drill bits, using bench grinders.
GOE: 06.02.02 STRENGTH: H GED: R4 M3 L3 SVP: 7 DLU: 86

612.261-010 INSPECTOR (forging)

Inspects forgings for conformance to specifications, following blueprints and using measuring instruments, and determines cause of defects by applying knowledge of metal characteristics and forging methods: Verifies dimensions of forgings, using measuring instruments, such as calipers, gauges, and rules. Examines forgings to detect surface defects, such as scale, laps, and cracks. Informs supervisor of defects and their probable cause. May stop production and order variations in forging methods, such as change in heating temperature, modification of ram stroke, or realignment of dies to correct defects. May read job order to determine if all specified operations, such as heat-treating, cleaning, and machining have been performed. May straighten warped forgings [STRAIGHTENING-PRESS OPERATOR (any industry) II 617.482-026]. May test hardness of forgings [HARDNESS INSPECTOR (heat treating) 504.387-010]. May inspect metal forgings for internal flaws, using ultrasonic inspection equipment. May inspect raw stock. May inspect hot forgings before completion and be designated Inspector, Hot Forgings (forging).
GOE: 06.01.05 STRENGTH: M GED: R4 M3 L3 SVP: 6 DLU: 78

612.360-010 DIE SETTER (forging)

Sets up forging machines, such as forging presses, coining presses, drophammers, forging rolls, and upsetters, following blueprint, work order, and data-chart specifications, and using handtools and measuring instruments, such as rules, squares, and gauges: Aligns and bolts specified dies to ram and anvil of presses and hammers. Installs impression and gripping dies and synchronizing cams on upsetting machines. Sets and bolts roll dies into self-positioning slots or dogs on roll shafts of forging rolls. Aligns and bolts positioning fixtures and stops, and turns handles or knobs to synchronize conveyor speed with forging-machining action and heating cycle of furnace. Starts machine and inspects work to verify conformance of die setup to specifications. May be designated according to machine set up as Drop Hammer Setter-Up (forging); Forging Press Setter-Up (forging); Upsetter Setter-Up (forging).
GOE: 06.01.02 STRENGTH: M GED: R4 M3 L3 SVP: 7 DLU: 77

612.361-010 HEAVY FORGER (forging)

Shapes heated metal stock into forgings on power hammer or press equipped with open dies, applying knowledge of forging techniques and physical properties of metal, following work order, diagrams, or specifications, and using measuring instruments and handtools: Aligns and bolts dies into ram and anvil of machine, using rule, square, gauges, and handtools. Observes color of metal in furnace to determine forging temperature and signals HEATER (forging) to pull metal from furnace. Directs LEVER TENDER (forging) to start machine and regulate action of hammer or press, and directs HEAVY-FORGER HELPER (forging) or MANIPULATOR OPERATOR (forging) to position and turn metal on anvil of machine. Verifies dimensions of forging, using rule and calipers. May forge cold metal. May be designated according to forging equipment as Hammersmith (forging); Press Smith (forging).
GOE: 06.02.02 STRENGTH: M GED: R4 M4 L3 SVP: 8 DLU: 77

612.384-010 INSPECTOR, COLD WORKING (ordnance)

Inspects dimensions of cannon barrels before and after cold-working, following specifications and using measuring instruments: Measures outside and inside diameter of barrel at specified points before and after cold working, using micrometer and star gauge. Examines gun bore for cracks and flaws, using optical device to see down gun barrel. Records inspection data and recommendations for disposition of barrel.
GOE: 06.03.01 STRENGTH: M GED: R3 M3 L3 SVP: 4 DLU: 77

612.462-010 MULTI-OPERATION-MACHINE OPERATOR (any industry)

Sets up and operates machine that automatically performs multioperations, such as roll-threading, heading (upsetting), slotting, slitting, or shearing to form chain or produce fasteners, such as bolts and rivets, from hot or cold metal rod or wire: Selects, installs, and aligns dies, rolls, cutting tools, guides, and stops to set up machine, using handtools and measuring instruments. Sets controls to synchronize machine actions for various operations on workpiece in specified sequence. Positions coil of metal wire or rod on feed spindle and threads it through straightening rolls into feed mechanism; or inserts end of heated rod into feed mechanism. Starts machine to produce sample product and measures for conformance with specifications, using measuring instruments. Adjusts settings of dies on controls, as required, to obtain product meeting specifications and quality standards. Starts machine to begin production and observes machine operations for evidence of malfunction and products for defects. May be designated according to type of product produced, as Bolt-Machine Operator (nut & bolt); Chain-Forming-Machine Operator (forging); Rivet Maker (nut & bolt). May be known according to whether metal is heated or cold forged, as Cold-Header Operator (forging); Hot-Header Operator (forging).
GOE: 06.01.03 STRENGTH: L GED: R3 M3 L2 SVP: 6 DLU: 77

612.462-014 NUT FORMER (nut & bolt)

Sets up and operates one or more automatic machines to shear, form, and punch nut blanks from hot or cold metal bar or coiled stock: Installs punching and shearing dies in machine, using wrenches, rule, hammer, and gauges. Threads end of coiled stock from feeder reel through straightening rolls and against stop in machine, or aligns bar stock between dies by hand or using tongs for hot bar stock. Starts machine and observes feeding operation, or feeds bar stock against dies. Measures nut blanks with gauges and adjusts dies to maintain specified dimensions. May regulate electric induction or gas furnace to heat stock. May set up machine for PRODUCTION-MACHINE TENDER (nut & bolt).
GOE: 06.02.02 STRENGTH: M GED: R3 M3 L2 SVP: 5 DLU: 77

612.662-010 SPIKE-MACHINE OPERATOR (steel & rel.)

Sets up and operates machine to forge boat and track spikes from heated steel rods: Installs and adjusts forging hammer, squeezing dies, and stop guides, according to specifications, using rule and handtools. Adjusts temperature controls of furnace in which rods are heated depending on color of heated rod. Moves lever or depresses pedal to discharge malformed spikes and waste end of rod into receptacle. Grasps spike with tongs, observes shape of head, and measures spike with gauge to ensure that it conforms to specifications. Directs SPIKE-MACHINE FEEDER (steel & rel.) when setting up equipment. ay replace and repair worn and broken parts of machine and conveyor system.
GOE: 06.02.02 STRENGTH: M GED: R3 M2 L1 SVP: 7 DLU: 77

612.666-010 SPIKE-MACHINE FEEDER (steel & rel.)

Feeds heated steel rods into machine that forges spikes: Signals SPIKE-MACHINE HEATER (steel & rel.) to shove end of heated rod through open end of furnace. Grasps rod with tongs and shoves it onto feed rollers of machine. Observes color of rods and notifies SPIKE-MACHINE OPERATOR (steel & rel.) if furnace temperature requires adjustment. Assists in installing dies and adjusting guide stops, using handtools.
GOE: 06.04.02 STRENGTH: M GED: R2 M1 L1 SVP: 2 DLU: 77

612.682-010 BUCKSHOT-SWAGE OPERATOR (ordnance)

Sets up and operates battery of machines to press lead slugs into buckshot for shotgun ammunition: Removes and replaces dies, punches, and die blocks, and adjusts knockout pins, feed fingers, and stops, using handtools. Fills hoppers with lead slugs from scoop or tote box. Starts machines and measures diameters of swaged shot samples, using shot gauge, and weighs them on balance scale to determine conformance to specifications. Rolls shot under dial micrometer to verify roundness. Turns bolts, setscrews, and stop nuts to adjust position of punches and dies by trial and error to produce acceptable shot.
GOE: 06.02.02 STRENGTH: H GED: R3 M2 L2 SVP: 4 DLU: 77

612.682-014 FORGING-ROLL OPERATOR (forging) alternate titles: roll forger; rolling-machine operator

Sets up and operates roll-forging machine to taper, shape, or reduce metal bar stock as specified by work order: Bolts two semicylindrical dies on opposing roll shafts of machine, using wrenches. Positions and bolts limit stops on machine, using rule, scale, and handtools. Pulls workpiece from furnace, when color indicates forging temperature, and places it on worktable, using tongs. Pushes workpiece into open segment of dies and depresses pedal to rotate dies that grasp workpiece in circular grooves and pull it between power-driven rolls bearing contoured dies to shape workpiece. Moves workpiece through progressively smaller grooves on dies to forge it to specified shape. Verifies dimensions, using gauge or scale. May use roll-forging machine that automatically tapers, shapes, or reduces metal bar stock and be designated Rotary-Swaging-Machine Operator (forging).
GOE: 06.02.02 STRENGTH: H GED: R3 M2 L2 SVP: 4 DLU: 77

612.683-010 MANIPULATOR OPERATOR (forging) alternate titles: charging manipulator

Operates manipulator to transport metal stock from furnace and position and turn it on anvil of forging press or hammer: Moves levers and pedals to guide manipulator along floor or on overhead rails to furnace. Moves levers on control box to grasp workpiece with jaws mounted on arm extending from manipulator cab, and transports workpiece to press or hammer. Moves controls of arm to turn and position workpiece on anvil as it is being shaped, following signals of HEAVY FORGER (forging).
GOE: 06.04.02 STRENGTH: L GED: R2 M2 L2 SVP: 5 DLU: 77

612.684-010 UTILITY WORKER, FORGE (forging)

Performs any combination of following tasks in forging plant: Moves workpieces from furnace to hammer anvil, using tongs or hoist. Opens and closes electrically controlled furnace doors to assist steel press crew. Positions and turns workpieces and work aids during forging by HEAVY FORGER (forging). Removes scale from anvil, using broom and airhose. Cleans work area with broom and shovel and cleans machine parts, using rag and solvent. Replaces forge crew tools in specified racks. May assist in installing dies used in forging operations. May cut material to specified size with handsaw, and smooth parts with $T3bench grinder$T1 to assist BLACKSMITH (forging). May remove cracks in ingots, billets, or forgings, using swing grinder.
GOE: 05.12.10 STRENGTH: M GED: R2 M1 L1 SVP: 2 DLU: 77

612.685-010 LEVER TENDER (forging)

Tends power hammer or power press that forges metal stock: Moves levers, upon signal from HEAVY FORGER (forging), to control force and frequency of hammer blows, or ram pressure, to shape forging. May be designated according to equipment tended as Forging-Press Lever Tender (forging); Hammer Driver (forging).
GOE: 06.04.02 STRENGTH: M GED: R2 M1 L1 SVP: 4 DLU: 77

612.685-014 SPRING TESTER I (metal prod., nec)

Tends power press that tests resiliency of spiral springs and that compresses them to specified length: Positions spring over mandrel of press table and places metal plate over end of spring. Pulls lever that forces plunger of machine against plate to compress spring. Measures compressed length of spring, using micrometers, calipers, and gauges. Releases press and measures uncompressed length of spring. Inserts metal wedge between spring coils and taps spring with mallet to adjust spring to specified length and pitch.
GOE: 06.03.02 STRENGTH: L GED: R3 M2 L2 SVP: 4 DLU: 77

612.687-010 HEAT READER (forging)

Compares glow inside forge shop furnace with color intensity chart to determine internal temperature of furnace, using pyrometer: Looks through pyrometer into furnace and compares intensity of light generated by furnace with chart depicting color at various temperatures to determine internal furnace temperature. Informs specified forging personnel of observed temperature to permit designated adjustments to furnace controls, maintenance work, and production rescheduling.
GOE: 06.03.02 STRENGTH: L GED: R2 M2 L2 SVP: 3 DLU: 77

612.687-014 HEAVY-FORGER HELPER (forging)

Assists HEAVY FORGER (forging) in shaping hot metal on power hammer or press equipped with open dies, working as member of crew: Pulls workpiece from furnace with tongs and positions and turns it on hammer anvil. Removes scale from metal and anvil during forging, using compressed air or broom. May assist in forging unheated metal. May be designated according to worker assisted as Hammersmith Helper (forging); Press-Smith Helper (forging). Performs other duties as described under HELPER (any industry) Master Title.
GOE: 05.12.10 STRENGTH: H GED: R2 M1 L1 SVP: 3 DLU: 77

613 SHEET AND BAR ROLLING OCCUPATIONS

This group includes occupations concerned with shaping, reducing the cross sectional area, and elongating metal pieces by passing them between smooth-surfaced or circumferentially grooved rotating rolls which exert a continuous compressive force. Includes rolling wire from billets and rods.

613.130-010 SUPERVISOR, BLOOMING MILL (steel & rel.)

Supervises and coordinates activities of workers engaged in rolling heated ingots into steel shapes, such as blooms, billets, and slabs, and in shearing shapes to specified lengths. Trains workers in setting up mill. Performs duties as described under SUPERVISOR (any industry) Master Title.
GOE: 06.02.01 STRENGTH: M GED: R4 M4 L3 SVP: 7 DLU: 77

613.130-014 SUPERVISOR, MERCHANT-MILL ROLLING AND FINISHING (steel & rel.) alternate titles: roller, merchant mill

Supervises and coordinates activities of workers engaged in operation of merchant mill to roll products, such as bars, flats, and skelp from billets and slabs: Reads rolling order to plan setup of roll stands. Directs workers in building and installing rolling stands and equipment on rolling line, and setting draft (space between rolls) for each roll stand. Observes operation of mill, inspects product during rolling operation, and orders adjustments in mill equipment and changes in conveyor speeds for drawing billets or slabs from furnace. Performs other duties as described under SUPERVISOR (any industry) Master Title.
GOE: 06.02.01 STRENGTH: M GED: R4 M3 L3 SVP: 7 DLU: 77

613.130-018 SUPERVISOR, STRUCTURAL ROLLING-AND-FINISHING (steel & rel.) alternate titles: roller, structural mill

Supervises and coordinates activities of workers engaged in setting up and operating structural mills to roll slabs, billets, plates, and structural shapes, such as angles, beams, and channels from blooms or beam blanks: Reads production schedule and rolling orders to plan setup of rolls, tables, and beds required for processing product. Directs workers in dismantling and setting up roll stands and auxiliary equipment. Specifies number of passes for each product, regulation of draft, and shaping to be performed during each pass. Inspects rolled product for conformance to specifications, and orders adjustment of roll screws and changes in rolling temperature. Performs other duties as described under SUPERVISOR (any industry) Master Title. May supervise workers engaged in rolling slabs into plates and be designated Roller, Plate Mill (steel & rel.).
GOE: 06.01.01 STRENGTH: M GED: R4 M3 L4 SVP: 8 DLU: 78

613.132-010 SUPERVISOR, HOT-STRIP MILL (steel & rel.)

Supervises and coordinates activities of workers engaged in heating, rolling, coiling, loading, and shipping hot-strip coils: Reads production schedule for type of products to be rolled, and to plan rolling temperature, mill setup, and sequence of charging slabs into furnace. Inspects mill equipment, such as furnaces, run-out tables, conveyors, and pilers for malfunctions. Performs other duties as described under SUPERVISOR (any industry) Master Title.
GOE: 06.02.01 STRENGTH: L GED: R4 M3 L3 SVP: 7 DLU: 78

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OALJ Law Library, DOT, Machine Trades Occupations 600.130-010 to 613.132-010

United States Department of Labor Office of Administrative Law Judges Law Library

DICTIONARY OF OCCUPATIONAL TITLES (4th Ed., Rev. 1991) -- OCCUPATIONAL GROUP ARRANGEMENT

United States Department of Labor
Office of Administrative Law Judges Law Library