Rockwell-automation 8520-GUM 9/Series CNC Grinder Operation and Progra Manual de usuario Pagina 459

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AxisMotion
Chapter 12
12-87
Special consideration must be given when programming these features:
Feature: Consideration:
MirrorImaging Programmablemirrorimage is applied toallaxesin the dual group. Manual
mirrorimage,however, canbeappliedtoeach axis in thedual groupindividually.
When manual mirrori ng is performedon selectedaxes in thedualgroup,
positioningcommandsare in effectreversed fromtheprogrammedcommandsto
themasteraxis. Manualmirrorimageis selectedthrough PAL. Refertothe
documentati on prepared byyour system installer and page 12-79 for details.
Scaling When scaling,specifythe scalefactorforthemasteraxisofthe dual group. All
otheraxes in thedual grouparethen scaledusingthe masteraxisscalefactor.
Referto chapter11 fordetails.
Digitizing When generatingprogram blocksusing digitize,parkallbutone axis ofthedual
axisgroup. Use thisunparked axisto generatetheaxis positionsforthe digitize
feature. The blocks created arestoredusingthe masteraxis name. Referto
chapter5 fordetails.
Important: You can use the PAL axis mover feature if you want to
position dual axis group members separately without requiring any
parking. Refer to your PAL reference manual and the documentation
prepared by your system installer for details.
Invalid Operations on a Dual Axis
The following table contains a list of the features that are not compatible
with dual axes. You must execute one of these features on a dual axis, only
the AMP defined master axis can be used. All other axes in the dual
group
must be parked
. See the documentation prepared by your system installer
to determine master axis and slave axis names.
Table 12.E
Features NOT Compatible with Dual Axes
G-code Feature
G20,G24 SinglePassRough Grinding
G33,G34 Thread Grinding Modes
G31-G31.4 ExternalSkip Functions
G37-G37.4 AutomaticWheel Gauging Skip Functions
G82-G86 Surface Grinding Fixed Cycles
G82-G88 CylindricalGrindingFixedCycles
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