HEIDENHAIN TNC 640 User Manual page 23

Contents
3 Fixed Cycles: Drilling...................................................................................................................... 77
3.1 Fundamentals....................................................................................................................................... 78
Overview................................................................................................................................................ 78
3.2 CENTERING (Cycle 240, DIN/ISO: G240)........................................................................................... 79
Cycle run................................................................................................................................................ 79
Please note while programming:........................................................................................................... 79
Cycle parameters................................................................................................................................... 80
3.3 DRILLING (Cycle 200)...........................................................................................................................81
Cycle run................................................................................................................................................ 81
Please note while programming:........................................................................................................... 81
Cycle parameters................................................................................................................................... 82
3.4 REAMING (Cycle 201, DIN/ISO: G201)............................................................................................... 83
Cycle run................................................................................................................................................ 83
Please note while programming:........................................................................................................... 83
Cycle parameters................................................................................................................................... 84
3.5 BORING (Cycle 202, DIN/ISO: G202)..................................................................................................85
Cycle run................................................................................................................................................ 85
Please note while programming:........................................................................................................... 86
Cycle parameters................................................................................................................................... 87
3.6 UNIVERSAL DRILLING (Cycle 203, DIN/ISO: G203).......................................................................... 88
Cycle run................................................................................................................................................ 88
Please note while programming:........................................................................................................... 91
Cycle parameters................................................................................................................................... 92
3.7 BACK BORING (Cycle 204, DIN/ISO: G204)....................................................................................... 94
Cycle run................................................................................................................................................ 94
Please note while programming:........................................................................................................... 95
Cycle parameters................................................................................................................................... 96
3.8 UNIVERSAL PECKING (Cycle 205, DIN/ISO: G205).......................................................................... 98
Cycle run................................................................................................................................................ 98
Please note while programming:........................................................................................................... 99
Cycle parameters................................................................................................................................. 100
Position behavior when working with Q379........................................................................................102
3.9 BORE MILLING (Cycle 208)............................................................................................................... 106
Cycle run.............................................................................................................................................. 106
Please note while programming:......................................................................................................... 107
Cycle parameters................................................................................................................................. 108
HEIDENHAIN | User's manual for cycle programming | 10/2017
23