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G51.1 Mirror image on
Mitsubishi M70 M80 G-code · Mill
Mirrors the program about the axis position given. Arc direction and cutter comp side flip.
Format
G51.1 X Y
Addresses
| Address | What it does |
|---|---|
X Y | Mirror line position |
How it works
Modal, group 11. Cancel with G50.1.
Example program
G90 G54 G00 X0. Y0. (ORIGIN)
G51.1 X0. (MIRROR ABOUT X0)
M98 P3000 (CUT LEFT HAND PART)
G50.1 X0. (MIRROR OFF)
G51.1 X0. (MIRROR ABOUT X0)
M98 P3000 (CUT LEFT HAND PART)
G50.1 X0. (MIRROR OFF)
Example is in inch. Check offsets and clearances first.
Watch out for
- Mirroring one axis turns climb milling into conventional milling. Check finish and tool load.
Related codes
G51.1 on other controls
The same number can mean something different on another control.
| Control | Meaning |
|---|---|
| Fanuc | Programmable mirror image |
| Brother Speedio | Programmable mirror image |
| Hurco WinMax (NC) | Mirror image |
| Fadal | Mirror image |
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