Slide #1.

CNC Programming for Mill • Example CNC program - bores a center hole and drills bolt circle • Haas manual at: k:\class\engr\480\haas\usermanual.pdf or at http://engr.wallawalla.edu/engr480/docs/Haas
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Slide #2.

G-Codes for Milling G00 Rapid positioning G01 Linear interpolation (feeding) G02 CW Circular interpolation G03 CCW Circular interpolation G04 Dwell G12 Circular Pocket (CW) G20 Inch system G21 Metric system G28 Return to reference point G43 Tool Length Compensation
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Slide #3.

G-Codes for Milling G54-G59 Select work coord system G70 Bolt circle cycle G81 Drill canned cycle G82 Spot drill canned cycle G83 Peck drill canned cycle G84 Tapping canned cycle G90 Absolute coordinates G91 Incremental coordinates G98 Initial point return
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Slide #4.

M-Codes for Milling M00 M01 Program Stop Opt. Program Stop (panel controlled) M03 M04 M05 M06 M08 M09 M30 Start spindle (normal rotation) Start spindle (reverse rotation) Stop spindle Tool change Start coolant Stop coolant Program end
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Slide #5.

Loading CNC Program from USB • • • • • Copy to thumb drive as haascode.txt Plug into USB cable by Haas Press List Prog Type program number (O01234) Press RECV RS232
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