Siemens SINUMERIK 840D sl Operating Manual page 380

Programming technology functions (cycles)
10.2 Rotate
Parameter
Machining
Infeed (only for ∇ and ∇
+ ∇∇∇)
Thread
X0
Z0
P0
X1 or
X1α
Z1
P1
X2 or
X2α
Z2
P2
X3
Z3
LW
LR
H1
380
Description
● ∇ (roughing)
● ∇∇∇ (finishing)
● ∇ + ∇∇∇ (roughing and finishing)
● Linear:
Infeed with constant cutting depth
● Degressive:
Infeed with constant cutting cross-section
● 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
● Intermediate point 1 Z (abs) or
● Intermediate point 1 in relation to Z0 (inc)
Thread pitch 2 (unit as parameterized for P0)
● 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
● Intermediate point 2 Z (abs) or
● Intermediate point 2 in relation to Z1 (inc)
Thread pitch 3 (unit as parameterized for P0)
● End point X ∅ (abs) or
● End point 3 in relation to X2 (inc) or
● Thread taper 3
● End point Z ∅ (abs) or
● End point with reference to Z2 (inc)
Thread advance (inc)
Thread run-out (inc)
Thread depth (inc)
Unit
mm
mm
mm/rev
in/rev
turns/"
MODULUS
mm
Degrees
mm
mm/rev
in/rev
turns/"
MODULUS
mm
Degrees
mm
mm/rev
in/rev
turns/"
MODULUS
mm
Degrees
mm
mm
mm
mm
Operating Manual, 05/2017, A5E40868721
Turning