Siemens Sinumerik 840D sl Programming Manual page 231

Figure 10-6
Example 4: Convex thread in the clockwise direction with end point and opening angle
programming
Program code
N5 G0 G18 X50 Z50
N10 G335 Z100 K=3.5 AR=102.75 SF=90
Figure 10-7
Example 5: Convex thread in the clockwise direction with center point and opening angle
programming
Program code
N5 G0 G18 X50 Z50
N10 G335 K=3.5 KR=25 IR=-20 AR=102.75 SF=90
Fundamentals
Programming Manual, 01/2015, 6FC5398-1BP40-5BA2
Convex thread in the clockwise direction with end point and radius programming
Convex thread in the clockwise direction with end point and opening angle programming
Motion commands
10.10 Thread cutting
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