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G30 Blank form min point
Heidenhain TNC (ISO) G-code · Mill
Defines the minimum corner of the workpiece blank for the graphic simulation, with the plane code. Klartext: BLK FORM 0.1 Z X Y Z.
Format
G30 G17 X Y Z
Addresses
| Address | What it does |
|---|---|
G17 | Plane of the blank |
X Y Z | Minimum corner of the blank |
How it works
Program header block. Not a motion.
Example program
%BLANK G71 *
N10 G30 G17 X+0 Y+0 Z-20 *
N20 G31 G90 X+100 Y+100 Z+0 *
N10 G30 G17 X+0 Y+0 Z-20 *
N20 G31 G90 X+100 Y+100 Z+0 *
Example is in inch. Check offsets and clearances first.
Watch out for
- Only for graphics. It does not limit motion.
Related codes
G30 on other controls
The same number can mean something different on another control.
| Control | Meaning |
|---|---|
| Fanuc | Return to 2nd, 3rd or 4th reference position |
| Mazak (EIA) | Second, third or fourth reference point |
| Okuma OSP | Positioning to home position |
| Mitsubishi M70 M80 | Second to fourth reference return |
| Brother Speedio | Second reference point return |
| LinuxCNC Tormach | Go to stored position 2 |
| Mach3 Mach4 | Return to second home |
| Centroid CNC12 Acorn | Return to reference point 2 |
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