Rockwell Automation 8520-MUM 9/Series CNC Mill Operation and Programming Manual Documentation Set - Manual (Page 552)

Cutter Diameter Compensation
(G40, G41, G42)
Chapter 21
21-34
Figure 21.29
Cutter Compensation Tool Paths Arc-to-Arc
90
• • •
180 180
• • •
270
270
• • •
360
Programmed
path
Programmed
path
G41
G41
G42
G42
G42
Programmed
path
•
• •
r
r
270
• • •
360
G42
Programmed
path
•
r
0
• • •
90
G41
G42
Programmed
path
•
r
r
r
r
r
G39.1 (Circular Generated Block)
G39 (Linear Generated Block)
r
r
r
G41 G41
r
0
• • •
90
G41
G42
Programmed
path
•
r
r
r
r
r
G39.1 (Circular Generated Block) G39 (Linear Generated Block)
r