HEIDENHAIN TNC 620 (81760x-02) ISO programming User Manual
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TNC 620 | User's ManualDIN/ISO Programming | 2/2015
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3
Programming: Fundamentals, file management.........................................................................91
3.1
Fundamentals........................................................................................................................................ 92
Position encoders and reference marks................................................................................................. 92
Reference system................................................................................................................................... 92
Reference system on milling machines..................................................................................................93
Designation of the axes on milling machines.........................................................................................93
Polar coordinates.....................................................................................................................................94
Absolute and incremental workpiece positions......................................................................................95
Selecting the datum................................................................................................................................96
3.2
Opening programs and entering......................................................................................................... 97
Organization of an NC program in DIN/ISO format................................................................................ 97
Define the blank: G30/G31..................................................................................................................... 98
Opening a new part program............................................................................................................... 100
Programming tool movements in DIN/ISO........................................................................................... 101
Actual position capture..........................................................................................................................102
Editing a program..................................................................................................................................103
The TNC search function...................................................................................................................... 106
3.3
File management: Fundamentals...................................................................................................... 108
Files....................................................................................................................................................... 108
Displaying externally generated files on the TNC.................................................................................110
Data backup...........................................................................................................................................110