| Job Title |
Engine-lathe Set-up Operator |
| Job Description |
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.
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