Siemens SINUMERIK 840D sl Programming Manual page 140

Flexible NC programming
1.15 Axis replacement, spindle replacement (RELEASE, GET, GETD)
Examples
Example 1: Axis exchange between two channels
Of the 6 axes, the following are used for machining in channel 1: 1st, 2nd, 3rd and 4th axis.
The 5th and 6th axes in channel 2 are used for the workpiece change.
Axis 2 should be exchanged between two channels and after POWER ON can be assigned
to channel 1.
Program "MAIN" in channel 1:
Program code
INIT (2,"TRANSFER2")
N... START (2)
N... GET (AX2)
...
N... RELEASE (AX2)
N... WAITM (1,1,2)
...
N... M30
Program "TRANSFER2" in channel 2:
Programming
N... RELEASE (AX2)
N160 WAITM(1,1,2)
N150 GET(AX2)
...
N... M30
140
Comments
; Select program TRANSFER2 in channel 2.
; Start the program in Channel 2.
; Accept axis AX2.
; Release axis AX2.
; Wait for WAIT marker in channel 1 and 2 for
synchronizing in both channels.
; Rest of program after axis replacement.
Comments
; Wait for WAIT marker in channel 1 and 2 for
synchronizing in both channels.
; Accept axis AX2.
; Rest of program after axis replacement.
Programming Manual, 06/2009, 6FC5398-2BP20-0BA0
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