Siemens SINUMERIK 840D sl Function Manual page 138

F2: Multi-axis transformations
1.13 Examples
Programming
TRAORI
COMPCURV
N100 X0 Y0 A3=0 B3=-1 C3=1
N110 FOR COUNTER=0 TO NUMBER
N120 ANGLE=360*COUNTER/NUMBER
N130 X=RADIUS*cos(angle) Y=RADIUS*sin(angle)
A3=sin(angle) B3=-cos(angle) C3=1
N140 ENDFOR
138
Comment
; The movement describes a circle generated
from polygons. The orientation moves on a
taper around the Z axis with an opening
angle of 45 degrees.
Function Manual, 09/2011, 6FC5397-2BP40-2BA0
Special Functions