Owner manual

Cylindrical Grinding Fixed Cycles
Chapter 17
17-30
The format for the G88 cycle is as follows:
G18;
G88Z__X__L__F__E__P__;
Table 17.H summarizes the G88 cycle parameters. For a detailed
description of these parameters, see the text below and page 17-9.
Table 17.H
G88 Cycle Parameters
Parameter: Definition: Default Value: PossibleValue:
Planeaxis1
1
shoulderend point value mustbe programmed abs.or inc.
Planeaxis2
1
plunge end point valuemustbe programmed abs.orinc.
L
3
numberof spark-outrevolutions zero zeroto 999
F
2
plunge feedrate lastfeedrateprogrammed valid F word
E
3
shoulderfeedrate plunge feedrate validF word
P
3 forG88 2 forG88.1
dressprogramnumber from last cycle programmed valid programnumber
1
mustbe programmed
2
musthave been programmed i n some previousblock if omitted
3
optional
Figure 17.9 shows the axis motions that make up the G88 shoulder
grinding with diameter plunge cycle. This figure assumes that the ZX
plane (G18) is active.
Figure 17.9
G88 Shoulder Grinding with Diameter Plunge Motions
Z
Part
START
Retract X
12059-I
17.10
G88 or G88.1 Shoulder
Grinding With Diameter
Plunge