G141 3D plus cutter compensation

Haas NGC G-code · Mill

Cutter compensation in three dimensions for 5 axis or 3D work. Uses a surface normal vector on each block from CAM.

Verify on your machine. This entry could not be fully checked against the maker manual. Check your machine manual before you run it.

Format

G141 D X Y Z [A B] I J K F

Addresses

Address	What it does
`D`	Diameter offset number
`X Y Z A B`	End point of the move
`I J K`	Surface normal direction vector
`F`	Feed rate

How it works

Modal, cutter comp group 07. Cancel with G40.

Example program

G141 D01 X1. Y1. Z-.1 I0. J0. K1. F20. (3D COMP ON)
X2. I0. J0. K1. (NEXT MOVE)
G40 (COMP OFF)

Example is in inch. Check offsets and clearances first.

Watch out for

G141 programs come from CAM. Hand editing the I J K values is not practical.

Related codes

G40 · G41

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