HEIDENHAIN TNC 640 (34059x-04) User Manual
Page 27
TNC 640 | User's Manual
HEIDENHAIN Conversational Programming | 3/2014
27
6.5
Path contours – Polar coordinates.................................................................................................... 224
Overview............................................................................................................................................... 224
Zero point for polar coordinates: pole CC............................................................................................ 225
Straight line LP......................................................................................................................................225
Circular path CP around pole CC..........................................................................................................226
Circle CTP with tangential connection..................................................................................................226
Helix.......................................................................................................................................................227
Example: Linear movement with polar coordinates............................................................................. 229
Example: Helix...................................................................................................................................... 230
6.6
Path contours – FK free contour programming............................................................................... 231
Fundamentals........................................................................................................................................ 231
FK programming graphics..................................................................................................................... 233
Initiating the FK dialog.......................................................................................................................... 235
Pole for FK programming......................................................................................................................235
Free straight line programming.............................................................................................................236
Free circular path programming............................................................................................................237
Input options......................................................................................................................................... 238
Auxiliary points...................................................................................................................................... 241
Relative data..........................................................................................................................................242
Example: FK programming 1................................................................................................................ 244
Example: FK programming 2................................................................................................................ 245
Example: FK programming 3................................................................................................................ 246