HEIDENHAIN iTNC 530 (606 42x-01) - Manual (Page 24)

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6.1 Tool Movements ..... 198
Path functions ..... 198
FK free contour programming ..... 198
Miscellaneous functions M ..... 198
Subprograms and program section repeats ..... 198
Programming with Q parameters ..... 199
6.2 Fundamentals of Path Functions ..... 200
Programming tool movements for workpiece machining ..... 200
6.3 Contour Approach and Departure ..... 204
Overview: Types of paths for contour approach and departure ..... 204
Important positions for approach and departure ..... 205
Approaching on a straight line with tangential connection: APPR LT ..... 207
Approaching on a straight line perpendicular to the first contour point: APPR LN ..... 207
Approaching on a circular path with tangential connection: APPR CT ..... 208
Approaching on a circular arc with tangential connection from a straight line to the contour: APPR LCT ..... 209
Departing on a straight line with tangential connection: DEP LT ..... 210
Departing on a straight line perpendicular to the last contour point: DEP LN ..... 210
Departure on a circular path with tangential connection: DEP CT. ..... 211
Departing on a circular arc tangentially connecting the contour and a straight line: DEP LCT ..... 211
6.4 Path Contours—Cartesian Coordinates ..... 212
Overview of path functions ..... 212
Straight line L ..... 213
Inserting a chamfer between two straight lines ..... 214
Corner rounding RND ..... 215
Circle center CCI ..... 216
Circular path C around circle center CC ..... 217
Circular path CR with defined radius ..... 218
Circular path CT with tangential connection ..... 220
6.5 Path Contours—Polar Coordinates ..... 225
Overview ..... 225
Zero point for polar coordinates: pole CC ..... 226
Straight line LP ..... 226
Circular path CP around pole CC ..... 227
Circular path CTP with tangential connection ..... 228
Helical interpolation ..... 229
6 Programming: Programming Contours ..... 197