Rockwell Automation 8520-MUM 9/Series CNC Mill Operation and Programming Manual Documentation Set - Manual (Page 551)

Cutter Diameter Compensation
(G40, G41, G42)
Chapter 21
21-33
Figure 21.28
Cutter Compensation Tool Paths Arc-to-Straight Line
0
• • •
90
Programmed
path
•
Linear
generated
blocks
r
r
r
G41 G42
0
• • •
90
Programmed
path
•
r
G41 G42
G39.1 (Circular Generated Block) G39 (Linear Generated Blocks)
G39.1 (Circular Generated Block)
r
r
Programmed
path
•
r
r
G41 G42
270
• • •
360
Circular
generated
block
Programmed
path
•
G42 G41
90
• • •
180
Linear
generated
block
Programmed
path
•
r
r
G41 G42
180
• • •
270
Linear
generated
block
Programmed
path •
r
r r
r
G41 G42
270
• • •
360
Linear
generated
blocks
Circular
generated
block G39 (Linear Generated Blocks)