HEIDENHAIN TNC 620 (81760x-02) User Manual
Page 23
TNC 620 | User's Manual
HEIDENHAIN Conversational Programming | 2/2015
23
3
Programming: Fundamentals, file management.........................................................................93
3.1
Fundamentals........................................................................................................................................ 94
Position encoders and reference marks................................................................................................. 94
Reference system................................................................................................................................... 94
Reference system on milling machines..................................................................................................95
Designation of the axes on milling machines.........................................................................................95
Polar coordinates.....................................................................................................................................96
Absolute and incremental workpiece positions......................................................................................97
Selecting the datum................................................................................................................................98
3.2
Opening programs and entering......................................................................................................... 99
Organization of an NC program in HEIDENHAIN conversational format................................................ 99
Define the blank: BLK FORM...............................................................................................................100
Opening a new part program............................................................................................................... 102
Programming tool movements in conversational................................................................................. 103
Actual position capture..........................................................................................................................105
Editing a program..................................................................................................................................106
The TNC search function...................................................................................................................... 109
3.3
File management: Fundamentals...................................................................................................... 111
Files....................................................................................................................................................... 111
Displaying externally generated files on the TNC.................................................................................113
Data backup...........................................................................................................................................113