HEIDENHAIN TNC 640 (34059x-02) ISO programming - Manual (Page 24)

Contents
24
TNC 640 | User's Manual for DIN/ISO Programming | 5/2013
6 Programming: Programming contours........................................................................................ 187
6.1 Tool movements................................................................................................................................... 188
Path functions........................................................................................................................................ 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 Approaching and departing a contour...............................................................................................192
Starting point and end point.................................................................................................................. 192
Tangential approach and departure........................................................................................................ 194
6.4 Path contours - Cartesian coordinates...............................................................................................196
Overview of path functions................................................................................................................... 196
Programming path functions..................................................................................................................196
Straight line in rapid traverse G00 Straight line with feed rate G01 F................................................... 197
Inserting a chamfer between two straight lines....................................................................................198
Corner rounding G25..............................................................................................................................199
Circle center I, J.....................................................................................................................................200
Circular path C around circle center CC................................................................................................ 201
Circle G02/G03/G05 with defined radius............................................................................................... 202
Circle G06 with tangential connection...................................................................................................204
Example: Linear movements and chamfers with Cartesian coordinates............................................... 205
Example: Circular movements with Cartesian coordinates................................................................... 206
Example: Full circle with Cartesian coordinates.................................................................................... 207
6.5 Path contours – Polar coordinates..................................................................................................... 208
Overview................................................................................................................................................ 208
Zero point for polar coordinates: pole I, J............................................................................................. 209
Straight line in rapid traverse G10 Straight line with feed rate G11 F....................................................209
Circular path G12/G13/G15 around pole I, J.......................................................................................... 210
Circle G16 with tangential connection...................................................................................................210
Helix........................................................................................................................................................211
Example: Linear movement with polar coordinates.............................................................................. 213
Example: Helix........................................................................................................................................214