HEIDENHAIN TNC 640 User Manual page 35

Contents
11 Cycles: Special Functions............................................................................................................ 315
11.1 Fundamentals..................................................................................................................................... 316
Overview.............................................................................................................................................. 316
11.2 DWELL TIME (Cycle 9, DIN/ISO: G04)..............................................................................................317
Function................................................................................................................................................ 317
Cycle parameters................................................................................................................................. 317
11.3 PROGRAM CALL (Cycle 12, DIN/ISO: G39)......................................................................................318
Cycle function.......................................................................................................................................318
Please note while programming:......................................................................................................... 318
Cycle parameters................................................................................................................................. 318
11.4 SPINDLE ORIENTATION (Cycle 13, DIN/ISO: G36)..........................................................................319
Cycle function.......................................................................................................................................319
Please note while programming:......................................................................................................... 319
Cycle parameters................................................................................................................................. 319
11.5 TOLERANCE (Cycle 32, DIN/ISO: G62).............................................................................................320
Cycle function.......................................................................................................................................320
Influences of the geometry definition in the CAM system.................................................................320
Please note while programming:......................................................................................................... 321
Cycle parameters................................................................................................................................. 322
11.6 INTERPOLATION TURNING, CONTOUR FINISHING (Cycle 292, DIN/ISO: G292, software option
96)........................................................................................................................................................ 323
Cycle run.............................................................................................................................................. 323
Please note while programming:......................................................................................................... 325
Cycle parameters................................................................................................................................. 327
Machining variants............................................................................................................................... 328
Defining the tool.................................................................................................................................. 330
11.7 COUPLING INTERPOLATION TURNING (cycle 291, DIN/ISO: G291, software option 96)........... 333
Cycle run.............................................................................................................................................. 333
Please note while programming:......................................................................................................... 333
Cycle parameters................................................................................................................................. 335
Defining the tool.................................................................................................................................. 336
11.8 ENGRAVING (Cycle 225, DIN/ISO: G225).........................................................................................340
Cycle run.............................................................................................................................................. 340
Please note while programming:......................................................................................................... 340
Cycle parameters................................................................................................................................. 341
Allowed engraving characters.............................................................................................................. 343
Characters that cannot be printed....................................................................................................... 343
Engraving system variables..................................................................................................................344
Engraving the counter reading.............................................................................................................345
HEIDENHAIN | User's manual for cycle programming | 10/2017
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