Rockwell-automation 8520-GUM 9/Series CNC Grinder Operation and Progra Manual de usuario Pagina 590

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Cylindrical Grinding Fixed Cycles
Chapter 17
17-16
The format for the G83 cycle is as follows:
G18;
G83Z__K__X__I__Q__L__F__E__P__D__;
Table 17.C summarizes the G83 cycle parameters. For a detailed
description of these parameters, see the text below and page 17-9.
Table 17.C
G83 Cycle Parameters
Parameter: Definition: Default Value: Possible Value:
Planeaxis1
2
reciprocationprimaryreversalpoint from last cycle programmed abs. or inc.
Planeaxis1 integrand
3
reciprocationsecondaryreversal point startpoint abs.or inc.
Planeaxis2
1
plunge depth valuemustbeprogrammed abs.or inc.
Planeaxis2 integrand
1
plunge pickat primaryreversalpoint value mustbe programmed inc.only
Q
3
plunge pickat secondaryreversalpoint plunge pick atprimaryreversal inc.only
L
3
numberof spark-outpasses zero zeroto 999
F
2
plunge pickfeedrate lastfeedrateprogrammed valid F word
E
3
reciprocationfeedrate from last cycle or last F valid F word
P
3 forG83 2 forG83.1
dressprogramnumber from last cycle programmed valid programnumber
D
3
numberof auto-dressexecutions zero zeroto 999
1
mustbe programmed
2
musthave been programmed i n some previousblock if omitted
3
optional
Figure 17.4 shows the axis motions that make up the G83 incremental
plunge grinding cycle. This figure assumes that the ZX plane (G18) is
active.
17.5
G83 or G83.1 Incremental
Plunge Grinding (Axis 2)
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