举例:用OCM循环的开放式型腔和和半精加工
以下NC数控程序用于说明OCM循环的用法。编程由凸台和边界定义的开放式型腔。加工开放式型腔,包括粗加工和精加工。
程序执行顺序
- 刀具调用:粗加工刀(Ø 20 mm)
- 编程CONTOUR DEF(轮廓定义)程序
- 定义循环271
- 定义和调用循环272
- 刀具调用:粗加工刀(Ø 8 mm)
- 定义和调用循环272
- 刀具调用:精加工刀(Ø 6 mm)
- 定义和调用循环273
- 定义和调用循环274
0 BEGIN PGM OCM_POCKET MM | |||
1 BLK FORM 0.1 Z X+0 Y+0 Z-30 | |||
2 BLK FORM 0.2 X+100 Y+100 Z+0 | |||
3 TOOL CALL 10 Z S8000 F1500 | ; 刀具调用(直径:20 mm) | ||
4 L Z+100 R0 FMAX M3 | |||
5 CONTOUR DEF P1 = LBL 1 I2 = LBL 2 | |||
6 CYCL DEF 271 OCM CONTOUR DATA ~ | |||
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7 CYCL DEF 272 OCM ROUGHING ~ | |||
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8 CYCL CALL | ; 循环调用 | ||
9 TOOL CALL 4 Z S8000 F1500 | ; 刀具调用(直径:8 mm) | ||
10 L Z+100 R0 FMAX M3 | |||
11 CYCL DEF 272 OCM ROUGHING ~ | |||
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12 CYCL CALL | ; 循环调用 | ||
13 TOOL CALL 23 Z S10000 F2000 | ; 刀具调用(直径:6 mm) | ||
14 L Z+100 R0 FMAX M3 | |||
15 CYCL DEF 273 OCM FINISHING FLOOR ~ | |||
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16 CYCL CALL | ; 循环调用 | ||
17 CYCL DEF 274 OCM FINISHING SIDE ~ | |||
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18 CYCL CALL | ; 循环调用 | ||
19 M30 | ; 程序结束 | ||
20 LBL 1 | ; 轮廓子程序1 | ||
21 L X+0 Y+0 | |||
22 L X+100 | |||
23 L Y+100 | |||
24 L X+0 | |||
25 L Y+0 | |||
26 LBL 0 | |||
27 LBL 2 | ; 轮廓子程序2 | ||
28 L X+0 Y+0 | |||
29 L X+100 | |||
30 L Y+100 | |||
31 L X+70 | |||
32 L Y+70 | |||
33 RND R5 | |||
34 L X+30 | |||
35 RND R5 | |||
36 L Y+100 | |||
37 L X+0 | |||
38 L Y+0 | |||
39 LBL 0 | |||
40 END PGM OCM_POCKET MM |