Chapter 2 G Commands
103
Ⅰ
Programming
Fig. 2-58
Note: They are the same as those of G32.
Example: First pitch of start point
:
4mm, increment 0.2mm per rotation of spindle
Fig.2-59 Variable pitch thread machining
Value
:
δ
1 = 4mm
,
δ
2 = 4mm
,
total cutting depth 1mm
,
total cutting cycle 2 times
;
the 1
st
tool
infeed 0.7mm.
Program: O0010
;
G00 X60 Z4 M03 S500
;
G00 U-10
;
G00 U-0.7
;
G34 W-78 F4 J5 K2 R0.2
;
G00 U10
;
Z4
;
G00 X50
;
G00 U-1.0
;
G34 W-78 F4 J5 K2 R0.2
;
G00 U10
;
Z4
;
M30
;
Tool infeed
Ф
50
Tool infeed
Variable pitch thread cutting
Tool retraction
Z returns to initial point
Tool infeed again
Ф
50
Tool infeed
Variable pitch thread cutting
Tool retraction
Z returns to initial point
2.20.3 Thread Cutting Cycle G92
Command function:
Tool infeeds in radial(X) direction and cuts in axial(Z or X, Z) direction from
start point of cutting to realize straight thread, taper thread cutting cycle
Summary of Contents for GSK988TA
Page 6: ...GSK988TA GSK988TA1 GSK988TB Turning Center CNC System User Manual Programming Operation VI ...
Page 19: ...1 Ⅰ Programming PROGRAMMING ...
Page 227: ...209 Ⅱ Operation OPERATION ...
Page 369: ...Chater 10 Machining Example 351 Ⅱ Operation ...
Page 371: ...353 Appendix ...
Page 465: ...Appendix 1 Parameters 447 Appendix ...
Page 479: ...Appendix 3 Interface Explanation 461 Appendix ...
Page 527: ...Appendix 5 Installation Layout 509 Appendix ...