Siemens SINUMERIK 828D - Page 386

Programming technology functions (cycles)
9.2 Rotate
Turning
386 Operating Manual, 01/2015, 6FC5398-8CP40-5BA2
Parameter
Description
Unit
Machining
• ∇ (roughing)
• ∇∇∇ (finishing)
• ∇ + ∇∇∇ (roughing and finishing)
Infeed (only for ∇ and ∇
+ ∇∇∇)
• Linear:
Infeed with constant cutting depth
• Degressive:
Infeed with constant cutting cross-section
Thread
• Internal thread
• External thread
X0 Reference point X ∅ (abs, always diameter) mm
Z0
Reference point Z (abs)
mm
P0 Thread pitch 1 mm/rev
in/rev
turns/"
MODULUS
X1 or
X1α
• 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
mm
Degrees
Z1
• Intermediate point 1 Z (abs) or
• Intermediate point 1 in relation to Z0 (inc)
mm
P1 Thread pitch 2 (unit as parameterized for P0) mm/rev
in/rev
turns/"
MODULUS
X2 or
X2α
• Intermediate point 2 X ∅ (abs) or
• Intermediate point 2 in relation to X1 (inc) or
Thread taper 2
Incremental dimensions: The sign is also evaluated
mm
Degrees
Z2
• Intermediate point 2 Z (abs) or
• Intermediate point 2 in relation to Z1 (inc)
mm
P2 Thread pitch 3 (unit as parameterized for P0) mm/rev
in/rev
turns/"
MODULUS
X3
• End point X ∅ (abs) or
• End point 3 in relation to X2 (inc) or
• Thread taper 3
mm
Degrees
Z3
• End point Z ∅ (abs) or
• End point with reference to Z2 (inc)
mm
LW
Thread advance (inc)
mm