Siemens SINUMERIK 880 GA2

4 Programming of Motion Blocks 05.91
4.3.2 Thread with constant lead
Example: Thread on a cylindrical body
Lead h = 2 mm
Thread depth t = 1.3 mm
Radial infeed direction
t
P2
78
5025
22
h
P6
P3
P5
P1
W
X
Z
P4
37.4 38.7 40
Absolute position data input:
N20 G90 S . . .
L
F
N25 G00 X46 Z78
L
F
(P1)
N30 X38.7
L
F
(P2)
N35 G33 Z22 K2
L
F
(P3)
N40 G00 X46
L
F
(P4)
N45 Z78
L
F
(P1)
N50 X37.4
L
F
(P5)
N55 G33 Z22 K2
L
F
(P6)
N60 G00 X46
L
F
(P4)
Incremental position data input:
N20 G91 S . . .
L
F
N25 G00 X–. . . Z–. . .
L
F
(P1)
N30 X–3.65
L
F
(P2)
N35 G33 Z–56 K2
L
F
(P3)
N40 G00 X3.65
L
F
(P4)
N45 Z56
L
F
(P1)
N50 X–4.3
L
F
(P5)
N55 G33 Z–56 K2
L
F
(P6)
N60 G00 X4.3
L
F
(P4)
4–56
© Siemens AG 1991 All Rights Reserved 6ZB5 410-0HD02
SINUMERIK 880, (PG)