Mitsubishi Electric MELDAS 600M Series Instruction Manual page 359

(c) Example of operation with an external switch
1) Move the axis to the mirror image center using a the JOG mode.
2) Execute "G91 G92 X0 Y0 Z0" using the MDI mode.
3) Turn ON the MIRROR IMAGE switch.
4) Search for the program to which mirror image will be applied.
5) Press the CYCLE START switch to start the program.
6) Turn OFF the MIRROR IMAGE switch when the machining is finished.
(3) Combination with other functions
(a) Zero point return command (G28, G30) during mirror image
When a zero point return command (G28, G30) is issued during mirror image, the mirror image
is valid in the operation until the middle point, but is invalid in the operation from the middle point
to the zero point.
Downloaded from ManualsNet.com
CHAPTER 2 MACHINE OPERATIONS
6. Operation Switch Functions and Other Functions
Program shape
Y
1) Movement to
mirror image center
(Note) If an "NC reset" or "Machining program restart" is carried out during operation with 3)
MIRROR IMAGE switch ON, the mirror image center will move to the "Restart position"
and the coordinate system will shift.
Middle point when the
mirror image is applied.
Path with the mirror image applied
search engine
Basic machine coordinate system
2) Execution of "G91 G92 X0 Y0 Z0" using the MDI mode
Mirror axis 3) MIRROR IMAGE switch ON
4) Program search
5) Cycle start
6) Machining finish, MIRROR IMAGE switch OFF
Middle point
Program path
Mirror axis
II – 26
X