| Job Title |
Gear-lapping-machine Operator |
| Job Description |
Sets Up And Operates Gear-lapping Machine To Lap Gears
According To Specifications, Machining Instructions, Standard
Charts, And Knowledge Of Gear Lapping 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 Lapping
Compound 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).
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