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1 ) Apply safety rules, regulations, and procedures related to milling, drill press, and surface grinder applications. |
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2 ) Explain the care and safety for milling machines. Examples: maintenance—operating, cleaning, lubricating, setting up |
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3 ) Demonstrate types of milling cutters and applications, including center drill, drill, reamer, taps, end mills, fly cutter, and carbide insert cutters. |
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4 ) Demonstrate milling machine operations, including verifying that a machining vice is true to machine axis, verifying that the machine head is perpendicular to the machine table, using work piece clamping techniques, milling a flat surface, milling steps in a work piece, performing slot milling, milling a square block, calculating speed and feed per material and tooling, and milling a pocket in a work piece. |
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5 ) Explain care and safety for a surface grinder. Examples: maintenance—operating, cleaning, lubricating, setting up |
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6 ) Demonstrate grinding techniques, including mounting a grinding wheel, dressing a grinding wheel, grinding a flat surface, and grinding a work piece square and parallel. |
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7 ) Demonstrate care and safety for a drill press. Examples: maintenance—operating, cleaning, lubricating, setting up |
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8 ) Demonstrate drill press techniques. Example: National Institute for Metalworking Skills (NIMS) Level I drill press standards |
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9 ) Demonstrate a hardness test on a work piece, including a file test and a Rockwell hardness test. |