Rockwell-automation 8520-GUM 9/Series CNC Grinder Operation and Progra Manual de usuario Pagina 498

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Dresser/Wheel Radius Compensation
Chapter 15
15-10
Use care when programming contours using this compensation scheme.
You must consider the wheel width when programming and change to the
proper control point using the appropriate wheel length offsets as the
contour of the part dictates.
Figure 15.8
Programming Considerations For Wheel Width
Control point shifted to
this corner for this
contour
Controlpoint
shiftedtothis
cornerforthis
contour
Part Mustshiftcontrolpoint
before
executionofthis
blockbegins
12088-I
Additional error conditions can occur from programming without
consideration for wheel width. It is the programmers responsibility to
catch these programming errors.
Figure 15.9
Programming Error From Not Considering Wheel Width
Part
Cannotcut thispocketbecause
grindingwheelisdressedtoowide.
Compensation i s unable to detectthiserror.
12089-I
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