Programming: programming contours – HEIDENHAIN iTNC 530 (340 49x-05) User Manual
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FK free contour programming ..... 188
Miscellaneous functions M ..... 188
Subprograms and program section repeats ..... 188
Programming with Q parameters ..... 188
6.2 Fundamentals of Path Functions ..... 189
Programming tool movements for workpiece machining ..... 189
6.3 Contour Approach and Departure ..... 192
Overview: Types of paths for contour approach and departure ..... 192
Important positions for approach and departure ..... 193
Approaching on a straight line with tangential connection: APPR LT ..... 195
Approaching on a straight line perpendicular to the first contour point: APPR LN ..... 195
Approaching on a circular path with tangential connection: APPR CT ..... 196
Departing on a straight line with tangential connection: DEP LT ..... 198
Departing on a straight line perpendicular to the last contour point: DEP LN ..... 198
Departure on a circular path with tangential connection: DEP CT ..... 199
6.4 Path Contours—Cartesian Coordinates ..... 200
Overview of path functions ..... 200
Inserting a chamfer between two straight lines ..... 202
Circular path C around circle center CC ..... 205
Circular path CR with defined radius ..... 206
Circular path CT with tangential connection ..... 208
6.5 Path Contours—Polar Coordinates ..... 213
Zero point for polar coordinates: pole CC ..... 214
Circular path CP around pole CC ..... 215
Circular path CTP with tangential connection ..... 216