Siemens SINUMERIK 840Di sl Programming Manual page 257

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N20 L10
N30 MIRROR X0
N40 L10
N50 AMIRROR Y0
N60 L10
N70 MIRROR Y0
N80 L10
N90 MIRROR
N100 G0 X300 Y100 M30
Example of rotating mirroring
The actual machining is stored as a subprogram and the execution at the respective spindles
is done by means of mirrorings and offsets.
N10 TRANS X0 Z140
N.. ...
N30 TRANS X0 Z600
N40 AMIRROR Z0
N50 ATRANS Z120
N.. ...
Substituting instruction, MIRROR X Y Z
The mirror is programmed by means of an axial change of direction in the selected working
plane.
Fundamentals
Programming Manual, 11/2006, 6FC5398-1BP10-2BA0
6.7 Programmable mirroring (MIRROR, AMIRROR)
;Machine first contour, top right
;Mirror X axis (the direction is changed in X)
;Machine second contour, top left
;Mirror Y axis (the direction is changed in Y)
;Machine third contour, bottom left
;MIRROR cancels previous frames. Mirror Y axis (the direction is
;changed in Y)
;Machine fourth contour, bottom right
;Deactivate mirroring
;Retraction, end of program
;Zero offset to W
;Machine first side with spindle 1
;Zero offset to spindle 2
;Mirroring of the Z axis
;Zero offset to W
1
;Machine second side with spindle 2
Frames
257

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