1、设计工艺路线：
（1）用1号刀粗车端面、外圆锥面和中110mm外圆，单边留0.25mm精车余量：
（2）用2号刀粗车内阶梯孔，X向单边留0.25mm精车余量，Z向单边留0.5mm精车余量：
（3）用3号刀精车端面、外圆锥面和110mm外圆；
（4）用4号刀切4×93.8mm的槽；
（5）用5号刀精车内阶梯孔和倒角；
（6）用6号刀切4.1mm×2.5mm的槽。
2、程序参考：
O0001
N010 G50X200.0 Z400.0;
N020 S300 M03 M08;
N030 T0101;
N040 G00X118.0Z141.5;
N050 G01X32.0F0.2;
N060 G00 X103.0;
N070 G01X110.5 Z134.07 F0.2;
N080 Z48.0;
N090 G00X200.0Z400.0;
N100T0202;
N110 G00X89.5Z145.0;
N120 G01Z61.5F0.3;
N130X79.5;
N140Z-5.0;
N150 G00X75.0;
N160Z180.0;
N170G00 X200.0 Z400.0;
N180T0303
N190 G00 X70.0 Z145.0 S600;
N200 G01 Z141.0F0.08;
N210X102.0;
N220X110.0W-6.93;
N230 Z48.0;
N240X112.0;
N250 G00 X200.0 Z400.0;
N260 T0404;
N270G00X80.0Z180.0S200;
N280 Z131.0;
N290 G01X93.8 F0.2;
N300 G04X2.0;
N310 G00 X80.0;
N320 Z180.0;
N330G00X200.0Z400.0;
N340 T0505;
N350 G00 X92.0 Z142.0 S600;
N360 G01X90.0 Z140.0 F0.08;
N370 Z61.0;
N380X80.0;
N390Z-5.0;
N400 G00 X75.0;
N410 Z180.0;
N420G00X200.0Z400.0;
N430 T0606;
N440 G00 X115.0Z71.0 S240;
N450 G01X105.0F0.1;
N460 G04X2.0;
N470X115.0;
N480 G00 X200.0Z400.0;
N490 M30;
