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G642 Continuous path with axis tolerance
Siemens 840D 828D G-code · Mill and lathe
Continuous path mode where corners are rounded only within the axis tolerances set in machine or setting data. Used for mold and 3D work, often set by CYCLE832.
Format
G642
How it works
Modal, G group 10 (exact stop or continuous path).
Example program
CYCLE832(0.02,_FINISH,1) ; HIGH SPEED SETTINGS
G642 ; ROUND WITHIN AXIS TOLERANCE
G1 X50 Y20 Z-1 F3000
G642 ; ROUND WITHIN AXIS TOLERANCE
G1 X50 Y20 Z-1 F3000
Example is in inch. Check offsets and clearances first.
Watch out for
- The tolerance values come from machine or setting data. Ask the machine builder before changing them.
- CYCLE832 normally switches G642 on together with the compressor.
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