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The tool radius compensation command controls the compensation from that block in which G41 or G42 is
commanded. In the tool radius compensation mode, the program is read up to five blocks ahead including
blocks with no movement, and interference check using tool radius is conducted up to three blocks ahead in
any of those blocks with movement.
G17 G01 G41 Xx1 Yy1 Dd1 ;
G17
: Compensation plane
G01
: Cutting command
G41
: Tool radius compensation left command
Xx1,Yy1
: Movement axis
Dd1
: Compensation No.
The compensation plane, movement axes and next advance direction vector are based on the plane
selection command designated by G17 to G19.
G17: XY plane, X, Y, I, J
G18: ZX plane, Z, X, K, I
G19: YZ plane, Y, Z, J, K
An arc is inserted at the corner by the following command during tool radius compensation.
G39 Xx1 Yy1 ;
G39
: Corner arc during tool radius compensation
Xx1,Yy1
: Movement amount
(a)
(b)
(c)
(a) Tool center path
(b) Arc inserted at corner
(c) Programmed path
M700V Series Specifications Manual
9 Tool Compensation
III - 127
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