| Job Title |
Numerical Control Machine Operator |
| Job Description |
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 Set Point 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.
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