HEIDENHAIN iTNC 530 (340 49x-03) - Manual (Page 26)

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6.1 Tool Movements ..... 224
Path functions ..... 224
FK Free Contour Programming ..... 224
Miscellaneous functions M ..... 224
Subprograms and program section repeats ..... 224
Programming with Q parameters ..... 224
6.2 Fundamentals of Path Functions ..... 225
Programming tool movements for workpiece machining ..... 225
6.3 Contour Approach and Departure ..... 229
Overview: Types of paths for contour approach and departure ..... 229
Important positions for approach and departure ..... 229
Approaching on a straight line with tangential connection: APPR LT ..... 232
Approaching on a straight line perpendicular to the first contour point: APPR LN ..... 232
Approaching on a circular path with tangential connection: APPR CT ..... 233
Approaching on a circular arc with tangential connection from a straight line to the contour: APPR LCT ..... 234
Departing on a straight line with tangential connection: DEP LT ..... 235
Departing on a straight line perpendicular to the last contour point: DEP LN ..... 235
Departure on a circular path with tangential connection: DEP CT ..... 236
Departing on a circular arc tangentially connecting the contour and a straight line: DEP LCT ..... 236
6.4 Path Contours—Cartesian Coordinates ..... 237
Overview of path functions ..... 237
Straight line L ..... 238
Inserting a chamfer CHF between two straight lines ..... 239
Corner rounding RND ..... 240
Circle center CC ..... 241
Circular path C around circle center CC ..... 242
Circular path CR with defined radius ..... 243
Circular path CT with tangential connection ..... 244
6.5 Path Contours—Polar Coordinates ..... 249
Overview ..... 249
Polar coordinate origin: Pole CC ..... 250
Straight line LP ..... 251
Circular path CP around pole CC ..... 251
Circular path CTP with tangential connection ..... 252
Helical interpolation ..... 253
6 Programming: Programming Contours ..... 223