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Machine Shop - Occupations Duties

View related occupations duties grouped under the 'machine shop' business sector.
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All around gear machine Operator Occupation

Job Duties:

  • Sets up and operates two or more types of gear-cutting and finishing machines, like gear shapers, hobs, honers and lappers, and generators, to machine spline or gear teeth on metal blanks according to machining instructions & knowledge of gear types gear machining
  • Read blueprint or job order to define gear dimensions and specifications, fixture cutter to use and machine settings
  • Secure positions cutters in toolhead, on spindle, or on arbor and bolts fixtures on machine
  • Mount gears, cams, or templates, or moves levers to set feed rates and rotation speeds of cutters workpiece in relation to each other
  • Position secures workpiece to specified cutting angle on arbor, in chuck, or in fixture, using wrenches
  • Start machine, turns valve handle, and directs flow of coolant against tool workpiece
  • Verify conformance to specifications, using micrometers, gear measuring wires, master gears, and special gear inspection equipment
  • May set cutting speeds and depth of stroke 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 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.

Assembler Occupation

Job Duties:

  • Assemble metal products, like vacuum cleaners, valves, or hydraulic cylinders, partially or completely, working at bench or on shop floor
  • Position parts according to knowledge of unit being assembled or following blueprints
  • Fasten parts together with bolts, screws, speed clips, rivets, or other fasteners, using handtools portable powered tools
  • May remove small quantities of metal with hand files scrapers to produce close fit between parts
  • May operate drill presses, punch presses, or riveting machines to assist in assembly operation
  • May disassemble power brake boosters, air-brake compressors, and valves for salvage of parts be designated Disassembler, Product machine shop
  • May assemble and test patient lifting devices be designated Assembler, Patient Lifting Device protective dev.
  • Usually specializes in assembly of one type of product.

Assembler Product Occupation

Job Duties:

  • Assemble metal products, like vacuum cleaners, valves, or hydraulic cylinders, partially or completely, working at bench or on shop floor
  • Position parts according to knowledge of unit being assembled or following blueprints
  • Fasten parts together with bolts, screws, speed clips, rivets, or other fasteners, using handtools portable powered tools
  • May remove small quantities of metal with hand files scrapers to produce close fit between parts
  • May operate drill presses, punch presses, or riveting machines to assist in assembly operation
  • May disassemble power brake boosters, air-brake compressors, and valves for salvage of parts be designated Disassembler, Product machine shop
  • May assemble and test patient lifting devices be designated Assembler, Patient Lifting Device protective dev.
  • Usually specializes in assembly of one type of product.

Automatic lathe Tender Occupation

Job Duties:

  • Tend lathes, like turret lathes, engine lathes, and chucking machines lathes that cut, shape, drill, bore, thread, or face metal workpieces according to specifications
  • Lift workpiece, manually or using hoist and positions and secures workpiece between lathe centers, in chuck, or in holding fixture, using wrenches clamps, or positions workpiece in automatic loading mechanism
  • Start machine turns handwheels to feed tools to workpiece or engages automatic feed
  • Turn valve to control flow of coolant against tool workpiece
  • Observe machining operation to detect malfunction or excessive tool wear
  • Verify that machined workpiece conforms to specifications, using thread, plug, and fixed gauges, dial indicators, calipers, and micrometers
  • Change worn tools, using wrenches
  • May machine plastic or other nonmetallic materials
  • May be designated by type of machine as Knurling-Machine Tender pen and pencil , Tapper clock watch I.

Automatic wheel line Operator Occupation

Job Duties:

  • Control series of machines to machine cast railroad car wheels to specifications
  • Change chucks, boring bar and cutting tools according to specifications on production orders, using handtools
  • Push buttons on console panel to start machines that perform threading, flanging, boring, inspecting and other operations to finish wheels
  • Observe action of machines transfer stations to detect malfunctions
  • Examine machined surfaces of wheels at specified stations to detect defective cutting tools.

AutomaticThreading machine Feeder Occupation

Job Duties:

  • Feed cylindrical stock into one or more threading machines
  • Shovel, dumps, or inserts material in hopper or feedrack of machine that automatically threads stock
  • Carry or wheels filled & empty containers, like buckets and wheelbarrows, to from machine
  • Notify Threading-Machine Setter machine shop of machine malfunctions
  • May fill tanks of lubricating oil, clean machine work area.

Babbitter Occupation

Job Duties:

  • Line bearing surfaces of metal workpieces with babbitt tin alloy to reduce friction wear
  • Melt metal in pot or ladle
  • Position workpiece in fixture and heats with torch
  • Pour molten metal from ladle or pot into fixture
  • Smooth shapes bearing surfaces to match contours, using hand scraper
  • May apply acid to workpiece dip it in molten tin to coat surface preparatory to babbitting.

Band saw Operator Occupation

Job Duties:

  • Sets up operates metal-sawing machines, like hacksaw, bandsaw, circular saw, friction saw, and rubber-disk saw to cut metal stock to dimensions
  • Read job order for specifications, like material, type and size of stock and dimensions to be cut
  • Obtain transfers stock to machine, manually or with hoist
  • Install saw blade and sets blade tension 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 wrenches
  • Position secures stock against stops or in feeding device
  • Turn valve to start flow of coolant against cutting area
  • Start machine observes operation
  • Measure work for conformance to specifications, using rule
  • Mark identifying data on workpiece
  • Replace 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 be designated accordingly.

Bench Die Maker Occupation

Job Duties:

  • Lays out, fits, and assembles castings and metal parts to make repair stamping dies, analyzing specifications according to knowledge of shop mathematics, die construction, and properties of sheet metal under pressure
  • Study blueprints of die and product, die models, templates and prototype parts visualizes shape, mechanical structure and operation of die
  • Compute dimensions, plans machining, layout and assembly operations
  • Measure, marks, and scribes metal stock for machining by other workers
  • Operate drill press to drill tap holes in parts for assembly
  • Lift machined parts manually or with hoist, and positions them for assembly on worktable or surface plate
  • Smooth flat and contoured surfaces fits parts to each other, using handtools, like abrasive stones, files, and power grinder
  • Verify dimensions, alignments, and clearances, using dial indicators, gauge blocks, thickness gauges, and micrometers
  • Dowel and bolts parts together, using handtools, like hammers wrenches
  • Work to tolerances as close as 0.0005 inch
  • May fit assemble cam-operated mechanisms for lateral movement of part of die
  • May connect wiring and hydraulic lines to install electric hydraulic components
  • May dismantle die repair or replace parts
  • May make multistation progressive dies be designated Progressive-Die Maker machine shop .

Bench lathe Operator Occupation

Job Duties:

  • Sets up and operates engine lathes to machine metallic nonmetallic workpieces according to specifications, tooling instructions, and standard charts, applying knowledge of machining methods
  • Read blueprint or job order for specifications, like dimensions tolerances, tooling instructions on holding devices, feed rates, cutting speeds, depth of cuts and cutting tools
  • Position secures tools in holders, using wrenches
  • Lift workpiece manually or with hoist, and positions and secures workpiece in holding device, machine table, chuck, centers, or fixture, using clamps wrenches
  • Sets specified rotation speed, feed rate, and depth of cut, and positions tool in relation to workpiece
  • Start machine, turns handwheels to feed tool to workpiece, and engages feed
  • Turn valve handle to direct flow of coolant against tool workpiece
  • Observe cutting action of machine to detect excessive wear or malfunction
  • Verify conformance of machined workpiece to specifications, using micrometers, calipers, and fixed gauges
  • May scribe reference lines on workpiece, using scale, or template scriber, to lay out interrelated surfaces, lengths, and depths of cut
  • May compute unspecified dimensions and machine settings, using knowledge of metal properties 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 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.



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