HEIDENHAIN TNC 640 (34059x-05) Cycle programming User Manual
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TNC 640 | User's Manual Cycle Programming | 1/2015
23
6
Fixed Cycles: Pattern Definitions................................................................................................ 177
6.1
Fundamentals...................................................................................................................................... 178
Overview............................................................................................................................................... 178
6.2
POLAR PATTERN (Cycle 220, DIN/ISO: G220).................................................................................. 179
Cycle run............................................................................................................................................... 179
Please note while programming:.......................................................................................................... 179
Cycle parameters.................................................................................................................................. 180
6.3
LINEAR PATTERN (Cycle 221, DIN/ISO: G221)................................................................................. 182
Cycle run............................................................................................................................................... 182
Please note while programming:.......................................................................................................... 182
Cycle parameters.................................................................................................................................. 183
6.4
Programming Examples..................................................................................................................... 184
Example: Polar hole patterns................................................................................................................ 184