HEIDENHAIN SW 54843x-02 DIN Programming - Manual (Page 122)

122 smart.Turn units
2.8 Units—Thr
eads
"ICP thread" unit
The unit cuts a single or multi-start internal or external thread in
longitudinal or transverse direction. The contour on which the thread
is cut is defined with ICP.
Unit name: G31_ICP / Cycle: G31 (see page 291)
Cycle form
H
Kind of displacement (type of offset; offset between the
individual infeeds in cutting direction)
 0: Without offset
 1: From left
 2: From right
 3: Alternately left/right
V Type of infeed
 0: Constant mach. X-section
 1: Constant infeed
 2: W/ remaining cutting (with distribution of remaining
cuts)
 3: W/o remaining cutting (without distribution of
remaining cuts)
 4: Same as MANUALplus 4110
 5: Constant infeed (same as 4290)
 6: Constant with remaining cutting (same as 4290)
A Approach angle (angle of infeed; reference in X axis
0°
R Remaining cut depth (only with V=4)
C Starting angle
D No. of gears (threads per unit)
Q No. no load (number of dry runs)
Further forms: see page 56
Access to the technology database:
 Machining operation: Thread cutting
 Affected parameters: F, S
Thread form
FK
Auxiliary contour: see page 58
NS Starting block no. of contour
NE End block no. of contour
O1 Machine form element
 0: No machining
 1: At beginning
 2: At end
 3: At beginning and end
 4: Only chamfer and rounding arc
O Thread location
 0: Internal thread (infeed in +X)
 1: External thread (infeed in –X)