Siemens SINUMERIK 828D Programming Manual page 259

Direction of rotation of the thread
The direction of rotation of the thread is determined by the direction of rotation of the spindle:
● Clockwise with
● Counterclockwise with
Syntax
Cylinder thread:
G33 Z... K...
G33 Z... K... SF=...
Face thread:
G33 X... I...
G33 X... I... SF=...
Tapered thread:
G33 X... Z... K...
G33 X... Z... K... SF=...
G33 X... Z... I...
G33 X... Z... I... SF=...
Significance
G33
X... Y... Z...
I...
J...
K...
:
Z
:
X
Z... K...
X... I...
I...
SF=...
Fundamentals
Programming Manual, 07/2010, 6FC5398-1BP40-0BA0
produces a right-hand thread
M3
M4
: Command for thread cutting with constant lead
: End point(s) in Cartesian coordinates
: Thread lead in X direction
: Thread lead in Y direction
: Thread lead in Z direction
Longitudinal axis
Transverse axis
: Thread length and lead for cylinder threads
: Thread diameter and thread lead for face threads
or : Thread lead for tapered threads
K...
The specification (
< 45°:
> 45°:
= 45°:
: Starting point offset (only required for multiple threads)
The starting point offset is specified as an absolute angle position.
Value range:
9.10 Thread cutting with constant lead (G33)
produces a left-hand thread
or
I...
The thread lead is specified with
longitudinal direction).
The thread lead is specified with
transverse direction).
The thread lead can be specified with
0.0000 to 359.999 degrees
) refers to the taper angle:
K...
(thread lead in
K...
(thread lead in
I..
I...
Motion commands
or .
K...
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