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G68.2 Inclined surface machining
Mitsubishi M70 M80 G-code · Mill
Defines a tilted work plane from an origin and Euler angles so 3 axis style code runs on a tilted face.
Verify on your machine. This entry could not be fully checked against the maker manual. Check your machine manual before you run it.
Format
G68.2 X Y Z I J K
Addresses
| Address | What it does |
|---|---|
X Y Z | Origin of the tilted plane |
I J K | Euler angles in degrees |
How it works
Modal, group 16. Cancel with G69.
Example program
G68.2 X0. Y0. Z0. I0. J45. K0. (TILT PLANE 45 DEG)
G53.1 (TOOL NORMAL TO PLANE)
G43 H07 Z1. (LENGTH COMP)
M98 P8000 (CUT FACE)
…
G53.1 (TOOL NORMAL TO PLANE)
G43 H07 Z1. (LENGTH COMP)
M98 P8000 (CUT FACE)
…
The full 5-line example is in the app. Example is in inch. Check offsets and clearances first.
Watch out for
- G68.2 does not tilt the tool. Use G53.1 next to point the tool normal to the plane.
- Option function.
Related codes
G68.2 on other controls
The same number can mean something different on another control.
| Control | Meaning |
|---|---|
| Fanuc | Tilted working plane |
| Mazak (EIA) | Inclined plane, tilted work plane |
| Hurco WinMax (NC) | Transform plane, global rotation |
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