N G X Y Z R F S T
O00070 (Program number) N1 (ROUGH O.D.) (G71 type II roughing operation) G53 G00 X0. Z0. T0 (Sending home for a tool change) T101 (O.D. TOOL .031 TNR) (Tool #1 and offset #1) G50 S3200 (Spindle speed max. clamp at 3200 RPM) 93 JANUARY 2005 PROGRAMMING (Program starts on page 92) G97 S500 M03 (Cancel CSS, 500 RPM, spindle ON forward) G54 G00 X3.2 Z1. M08 (Rapid X and Z to start location, coolant ON) G96 S425 (CSS on at 420) Z0.005 (Position .005 from end of part) G01 X-0.063 F0.008 (Feed down to rough face end of part) G00 X3.2 Z0.1 (Rapid to start position above part) G71 P10 Q20 U0.01 W0. D0.12 F0.01 (Rough O.D. G71 cycle command) *N10 G42 G00 X1.4 Z_____ (P start number, G42 cutter comp ON, rapid with G00 X and Z axis or enter W0 instead of Z.1 for G71 type II roughing) G01 Z0. F0.006 (G71 Part Geometry) X1.5 ( “ “ “ ) G03 X1.75 Z-0.125 R0.125 (G71 Part Geometry) *G_____ Z_______ (Type II G71 Geometry changes direction in X axis) *X______ Z______ F.01 ( “ “ “ “ “ ) *Z______ ( “ “ “ “ “ ) *X______ Z______ ( “ “ “ “ “ ) Z-2.5 F.006 (G71 Part Geometry) G02 X2.25 Z-2.75 R0.25 ( “ “ “ ) G01 X2.5 ( “ “ “ ) G03 X3. Z-3. R0.25 ( “ “ “ ) G01 Z-4.125 F0.004 ( “ “ “ ) N20 G40 X3.2 F0.02 (Qnn ending number, cancel Cutter Comp. to X3.2) G97 S500 M09 (Cancel CSS, 500 RPM, coolant Off) G53 G00 X0. Z0. T0 (Sending home for a tool change) M01 (Optional stop command) N2 (FINISH O.D.) (G71 type II finishing operation) G53 G00 X0. Z0. T0 (Sending home for a tool change) T202 (O.D. TOOL .031 TNR) (Tool #2 and Offset #2) G50 S3200 (Spindle speed clamp at 3200 RPM) G97 S890 M03 (Cancel CSS, 890 RPM, spindle ON forward) G54 G00 X1.8 Z1. M08 (Rapid, X,Z location, coolant ON) G96 S420 (Turn on CSS to 420) Z0. (Position to end of part) G01 X-.062 F0.006 (Feed down face of part) G00 X3.2 Z.1 (Rapid to start position above part) G70 P10 Q20 (G70 finish pass using part geometry) G97 S500 M09 (Cancel CSS, 500 RPM, coolant Off) G53 G00 X0. Z0. T0 (Sending home for a tool change) M30 (End program and rewind) 94
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