HEIDENHAIN TNC 620 User Manual page 33

6.5 Path contours - Polar coordinates.................................................................................................... 236
Overview............................................................................................................................................... 236
Zero point for polar coordinates: pole CC............................................................................................ 237
Straight line LP......................................................................................................................................237
Circular path CP around pole CC.......................................................................................................... 238
Circle CTP with tangential connection..................................................................................................238
Helix.......................................................................................................................................................239
Example: Linear movement with polar coordinates............................................................................. 241
Example: Helix...................................................................................................................................... 242
6.6 Path contours - FK free contour programming (option 19)............................................................243
Fundamentals........................................................................................................................................ 243
FK programming graphics..................................................................................................................... 245
Initiating the FK dialog.......................................................................................................................... 246
Pole for FK programming......................................................................................................................246
Free straight line programming.............................................................................................................247
Free circular path programming............................................................................................................ 248
Input options......................................................................................................................................... 249
Auxiliary points...................................................................................................................................... 252
Relative data..........................................................................................................................................253
Example: FK programming 1................................................................................................................ 255
Example: FK programming 2................................................................................................................ 256
Example: FK programming 3................................................................................................................ 257
HEIDENHAIN | TNC 620 | Conversational Programming User's Manual | 10/2015
33