Rockwell-automation 8520-GUM 9/Series CNC Grinder Operation and Progra Instrukcja Użytkownika Strona 634

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Turning Operations
Chapter 18
18-18
When using the X-axis as the thread lead axis for E or F, program thread
leads as radial values.
Example 18.6
Tapered Thread Grinding
Thread lead: .125 threads/mm (8 mm pitch)
Depth of grind: 1 mm (X direction)
Number of grinding passes: 2
N1G77G00X20.Z4.;
N2G33X48.Z-47.F8;
N3G00X60.;
N4Z4.;
N5X12.;
(second pass)
N6G33X40.Z-47.;
N7G00X60.;
N8Z4.;
Figure 18.16
Results of Tapered Thread Grinding Example 18.6
8mm
Z
4-47-70
12
40
60
N6
N2
N5
N1
N7
N3
N4 N8
Grinding
Wheel
12075-I
You can program multiple-thread grinding by assigning a thread grinding
start shift angle using a Q word. Omission of a Q word indicates a shift
angle of 0.
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