Siemens SINUMERIK 840D Programming Manual

Transformations
7.13 Replaceable geometry axes (GEOAX)
Job planning
Programming Manual, 03/2006 Edition, 6FC5398-2BP10-1BA0
7-81
Example: two geometry axes changing over alternately
A tool carriage can be traversed over channel axes X1, Y1, Z1, Z2. In the parts program,
axes Z1 and Z2 should be used alternately as geometry axis Z. GEOAX is used in the parts
program to switch between the axes.
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After activation, the connection X1, Y1, Z1 is effective (adjustable via MD).
N100 GEOAX (3,Z2)
N110 G1 .....
;Channel axis Z2 functions as the Z axis
N120 GEOAX (3,Z1) ;Channel axis Z1 functions as the Z axis

Siemens SINUMERIK 840D Specifications

General

Series	SINUMERIK 840D
Axes	Up to 31
Channels	Up to 10
Operating System	Windows-based
Power Supply	24 V DC
Control Unit Type	CNC
Interface	Ethernet, PROFIBUS
Display	TFT color display
Interpolation	Spline
PLC	Integrated PLC
Data Storage	CompactFlash, USB