HEIDENHAIN TNC 620 (73498x-01) ISO programming User Manual
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Miscellaneous functions M ..... 166
Subprograms and program section repeats ..... 166
Programming with Q parameters ..... 166
6.2 Fundamentals of path functions ..... 167
Programming tool movements for workpiece machining ..... 167
6.3 Contour approach and departure ..... 169
Starting point and end point ..... 169
Tangential approach and departure ..... 171
6.4 Path contours—Cartesian coordinates ..... 173
Overview of path functions ..... 173
Programming path functions ..... 174
Straight line at rapid traverse G00
Straight line with feed rate G01 F ..... 174
Inserting a chamfer between two straight lines ..... 175
Circular path C around circle center CC ..... 178
Circular path G02/G03/G05 with defined radius ..... 179
Circular path G06 with tangential connection ..... 181
6.5 Path contours—Polar coordinates ..... 186
Zero point for polar coordinates: pole I, J ..... 187
Straight line at rapid traverse G10
Straight line with feed rate G11 F ..... 187
Circular path G12/G13/G15 around pole I, J ..... 188
Circular path G16 with tangential connection ..... 188