Rockwell Automation 8520-GUM 9/Series CNC Grinder Operation and Programming Manual Documentation Set - Manual (Page 492)

Dresser/Wheel Radius Compensation
Chapter 15
15-4
Figure 15.1
Grinding Wheel Radius Compensation Taper and Arc Cutting
Material left uncut
due to radius
wheel corner
Without dresser/wheel radius
compensation active, control assumes
grinding wheel has a sharp corner
dressed
Programmed
Part Profile
X length offset
from gauge point
Z length
offset from
gauge point
These length offsets select
this point as the control point
for programming
Grinding
Wheel
12081-I
Figure 15.2
Diamond Dresser Radius Compensation Taper and Arc Cutting
Wheel profile left
uncut due to radius
of dresser
Without dresser/wheel
radius compensation
active, control assumes
diamond point dresser has
a perfect point
Actual dresser tip
radius
Diamond Point
Dresser
Programmed
Wheel Profile
Grinding Wheel
12082-I