HEIDENHAIN TNC 620 User Manual page 27

6.5 Path contours - Polar coordinates.................................................................................................... 212
Overview............................................................................................................................................... 212
Zero point for polar coordinates: pole CC............................................................................................ 213
Straight line LP......................................................................................................................................213
Circular path CP around pole CC.......................................................................................................... 214
Circle CTP with tangential connection..................................................................................................214
Helix.......................................................................................................................................................215
Example: Linear movement with polar coordinates............................................................................. 217
Example: Helix...................................................................................................................................... 218
6.6 Path contours - FK free contour programming (Advanced Programming Features software
option).................................................................................................................................................. 219
Fundamentals........................................................................................................................................ 219
FK programming graphics..................................................................................................................... 221
Initiating the FK dialog.......................................................................................................................... 223
Pole for FK programming......................................................................................................................223
Free straight line programming.............................................................................................................224
Free circular path programming............................................................................................................ 225
Input options......................................................................................................................................... 226
Auxiliary points...................................................................................................................................... 229
Relative data..........................................................................................................................................230
Example: FK programming 1................................................................................................................ 232
Example: FK programming 2................................................................................................................ 233
Example: FK programming 3................................................................................................................ 234
TNC 620 | User's Manual
HEIDENHAIN Conversational Programming | 3/2014
27