Siemens SINUMERIK 840DE

Programming Motion Commands
4.12 Helical interpolation (G2/G3, TURN=)
Fundamentals
4-36 Programming Manual, 10.2004 Edition, 6FC5 298-7AB00-0BP1
4.12 Helical interpolation (G2/G3, TURN=)
Function
Helical interpolation (helix interpolation) can be used to manufacture threads and oil grooves,
for example.
X
Y
Z
Y
10
25
15
20
In helical interpolation, two movements are superimposed and executed in parallel:
• A horizontal circular movement, on which
• a vertical linear movement is superimposed.
Programming
G2/G3 X… Y… Z… I… J… K… TURN=
Or
G2/G3 X… Y… Z… I… J… K… TURN=
Or
G2/G3 AR=… I… J… K… TURN=
Or
G2/G3 AR=… X… Y… Z… TURN=
Or
G2/G3 AP… RP=… TURN=