-
Insert control instructions into machine control units to start operation.
-
Implement changes to machine programs, and enter new specifications, using computers.
-
Lift workpieces to machines manually or with hoists or cranes.
-
Calculate machine speed and feed ratios and the size and position of cuts.
-
Measure dimensions of finished workpieces to ensure conformance to specifications, using precision measuring instruments, templates, and fixtures.
-
Confer with supervisors or programmers to resolve machine malfunctions or production errors or to obtain approval to continue production.
-
Enter commands or load control media, such as tapes, cards, or disks, into machine controllers to retrieve programmed instructions.
-
Monitor machine operation and control panel displays, and compare readings to specifications to detect malfunctions.
-
Set up and operate computer-controlled machines or robots to perform one or more machine functions on metal or plastic workpieces.
-
Set up future jobs while machines are operating.
-
Write simple programs for computer-controlled machine tools.
-
Listen to machines during operation to detect sounds such as those made by dull cutting tools or excessive vibration, and adjust machines to compensate for problems.
-
Examine electronic components for defects or completeness of laser-beam trimming, using microscopes.
-
Lay out and mark areas of parts to be shot peened and fill hoppers with shot.
-
Transfer commands from servers to computer numerical control (CNC) modules, using computer network links.
-
Control coolant systems.
-
Mount, install, align, and secure tools, attachments, fixtures, and workpieces on machines, using hand tools and precision measuring instruments.
-
Modify cutting programs to account for problems encountered during operation, and save modified programs.
-
Maintain machines and remove and replace broken or worn machine tools, using hand tools.
-
Clean machines, tooling, or parts, using solvents or solutions and rags.
-
Input initial part dimensions into machine control panels.
-
Remove and replace dull cutting tools.
-
Adjust machine feed and speed, change cutting tools, or adjust machine controls when automatic programming is faulty or if machines malfunction.
-
Check to ensure that workpieces are properly lubricated and cooled during machine operation.
-
Stack or load finished items, or place items on conveyor systems.
-
Stop machines to remove finished workpieces or to change tooling, setup, or workpiece placement, according to required machining sequences.
-
Review program specifications or blueprints to determine and set machine operations and sequencing, finished workpiece dimensions, or numerical control sequences.