HEIDENHAIN MANUALplus 620 235
4.13 Zero Point Shifts
4.13 Zero Point Shifts
You can program several zero point shifts in one NC program. The
relationships of the coordinates (for blank/finished part, auxiliary
contour) are retained by the zero shift description.
G920 temporarily deactivates zero point shifts—G980 reactivates
them.
Overview: Zero point shifts
G51:
Relative shift
Programmed shift
Reference: Previously defined workpiece zero point
Page 236
G56:
Additive shift
Programmed shift
Reference: Workpiece zero point defined at present
Page 237
G59:
Absolute shift
Programmed shift
Reference: Machine zero point
Page 238