| Job Title |
Welding-machine Operator, Resistance |
| Job Description |
Sets Up And Operates Resistance Welding Machine To Join Metal
Parts, According To Blueprints, Work Orders, Or Oral
Instructions: Turns Machine Dials To Set Air And Hydraulic
Pressure, Amperage, And Joining Time, According To Specified
Type Of Metal, Weld, And Assembly. May Select, Install, And
Adjust Electrodes. Aligns Workpieces, Using Square And Rule. May
Hold Pieces Together Manually, Fasten Into Jigs, Or Secure With
Clamps To Align In Specified Assembly Position. Holds Part
Between Electrodes Or Positions On Machine Worktable. Depresses
Pedal Or Pulls Trigger To Close Electrodes And Form Weld At
Point Of Contact. Releases Pedal Or Trigger After Specified
Welding Time. Cleans Electrodes, Using File, Tip Dresser, Emery
Cloth. May Operate Machine Which Automatically Releases
Electrodes From Metal After Welding Cycle. May Devise And Build
Fixtures To Hold Pieces. May Inspect Finished Work. May Operate
Machine Equipped With Two Or More Electrodes Which Weld At
Several Points Simultaneously. Important Variations Include
Types Of Joints Welded (seam, Spot, Butt) And Types Of Materials
Welded (aluminum, Steel). May Be Designated According To Type Of
Resistance-welding Machine Operated As Flash-welding-machine
Operator (welding); Percussion-welding-machine Operator
(welding); Projection-welding-machine Operator (welding);
Upset-welding-machine Operator (welding).
|
