
12. Tool Compensation Functions
12.4 Tool Radius Compensation
177
Start of movement for tool radius compensation
(1) For inner side of corner
r = Compensation amount
Start point
G42
s
s
G42
θ
θ
r
Program path
Tool center path
Program
path
Tool center
path
Center of circular
Linear Linear
Linear Circular
Start point
(2) For outer side of corner (obtuse angle) [90°
≤
0<180°]
r = Compensation amount
Tool center path
Program path
Start point
Center of circular
Linear Linear(Type A)
G41
s
θ
G41
r
s
θ
G41
r
r
s
θ
r
r
s
θ
Start point
Tool center
path
Program
path
Tool center
path
Center of circular
Start point
Point of intersection
G41
Tool center path
Program path
Linear Circular(Type A)
Linear Linear(Type B)
Start point
Linear Circular(Type B)
Point of intersection
Program
path