Siemens SINUMERIK 840DE SL - Page 236

Example 2: Convex thread in the counter-clockwise direction with end and center point
programming
Program code Comment
N5 G0 G18 X50 Z50 ; Approach starting point.
N10 G336 Z100 K=3.5 KR=25 IR=20 SF=90 ; Turn convex thread in the coun-
ter-clockwise direction.
6WDUWLQJSRLQW
(QGSRLQW
&HQWHUSRLQW
[


]
.5
.
,5

Figure 2-8 Convex thread in the counter-clockwise direction with end and center point programming
Example 3: Convex thread in the clockwise direction with end point and radius programming
Program code
N5 G0 G18 X50 Z50
N10 G335 Z100 K=3.5 CR=32 SF=90
6WDUWLQJSRLQW
(QGSRLQW
&HQWHUSRLQW
[

]
&5
.

Fundamentals
2.9 Motion commands
NC programming
236 Programming Manual, 12/2019, 6FC5398-2EP40-0BA0