HEIDENHAIN TNC 640 (34059x-02) - Manual (Page 25)

TNC 640 | User's Manual
HEIDENHAIN Conversational Programming | 5/2013
25
6.5 Path contours – Polar coordinates..................................................................................................... 218
Overview................................................................................................................................................ 218
Zero point for polar coordinates: pole CC..............................................................................................219
Straight line LP.......................................................................................................................................219
Circular path CP around pole CC........................................................................................................... 220
Circle CTP with tangential connection...................................................................................................220
Helix........................................................................................................................................................221
Example: Linear movement with polar coordinates.............................................................................. 223
Example: Helix........................................................................................................................................224
6.6 Path contours – FK free contour programming................................................................................ 225
Fundamentals......................................................................................................................................... 225
FK programming graphics...................................................................................................................... 227
Initiating the FK dialog........................................................................................................................... 229
Pole for FK programming....................................................................................................................... 229
Free straight line programming..............................................................................................................230
Free circular path programming............................................................................................................. 231
Input options.......................................................................................................................................... 232
Auxiliary points....................................................................................................................................... 235
Relative data...........................................................................................................................................236
Example: FK programming 1................................................................................................................. 238
Example: FK programming 2................................................................................................................. 239
Example: FK programming 3................................................................................................................. 240