Siemens SINUMERIK Series Operating Manual page 565

Parameter
αC
(for ShopMill program)
Hirth joint
Tool
Preferred direction (for
ShopMill program)
Machining
Infeed (only for ∇ and ∇
+ ∇∇∇)
Thread
X0
Z0
P0
X1 or X1α
Milling
Operating Manual, 08/2018, 6FC5398-7CP41-0BA0
Description
Rotational position for a pole position
● Round to the next Hirth joint
● Round up to Hirth joint
● Round down to Hirth joint
Note:
For machines with a Hirth joint
Tool tip when swiveling
● Tracking
The position of the tool tip is maintained during swiveling.
● No tracking
The position of the tool tip is not maintained during swiveling.
Preferred direction of the swivel axis for several possible alignments of the machine
● ∇ (roughing)
● ∇∇∇ (finishing)
● ∇ + ∇∇∇ (roughing and finishing)
● Linear:
Constant cutting depth infeed
● Degressive:
Constant cutting cross-section infeed
● Internal thread
● External thread
Reference point X ∅ (abs, always diameter)
Reference point Z (abs)
Thread pitch 1
● Intermediate point 1 X ∅ (abs) or
● Intermediate point 1 in relation to X0 (inc) or
● Thread taper 1
Incremental dimensions: The sign is also evaluated.
Programming technological functions (cycles)
10.4 Turning - milling/turning machine
Unit
Degrees
mm
mm
mm/rev
in/rev
turns/"
MODULUS
mm
Degrees
565