FANUC Series 16/18/160/180-Model C for Lathe Operator Manual

PROGRAMMING
B–62754EN/01
4. INTERPOLATION FUNCTIONS
45
The command below will move a tool along a circular arc.
G17
G03
Arc in the XpYp plane
Arc in the ZpXp plane
G18
Arc in the YpZp plane
Xp_Yp_
G02
G03
G02
G03
G02
G19
Xp_Zp_
Yp_Zp_
I_J_
R_
F_
I_K_
R_
F_
J_K_
F_
R_
Table.4.3 Description of the Command Format
Command Description
G17 Specification of arc on XpYp plane
G18 Specification of arc on ZpXp plane
G19 Specification of arc on YpZp plane
G02 Circular Interpolation Clockwise direction (CW)
G03 Circular Interpolation Counterclockwise direction (CCW)
X
p_
Command values of X axis or its parallel axis
(set by parameter No. 1022)
Y
p_
Command values of Y axis or its parallel axis
(set by parameter No. 1022)
Z
p_
Command values of Z axis or its parallel axis
(set by parameter No. 1022)
I_ X
p
axis distance from the start point to the center of an arc with
sign, radius value
J_ Y
p
axis distance from the start point to the center of an arc with
sign, radius value
k_ Z
p
axis distance from the start point to the center of an arc with
sign, radius value
R_ Arc radius with no sign (always with radius value)
F_ Feedrate along the arc
4.3
CIRCULAR
INTERPOLATION
(G02, G03)
Format

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