Thread Chaining - Cycle98 - Siemens SINUMERIK 840D Programming Manual
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4
Turning Cycles
4.8 Thread chaining – CYCLE98
4.8
Thread chaining – CYCLE98
Programming
CYCLE98 (PO1, DM1, PO2, DM2, PO3, DM3, PO4, DM4, APP, ROP, TDEP, FAL,
IANG, NSP, NRC, NID, PP1, PP2, PP3, VARI, NUMT, _VRT)
Parameters
real
PO1
real
DM1
real
PO2
real
DM2
real
PO3
real
DM3
real
PO4
real
DM4
real
APP
real
ROP
real
TDEP
real
FAL
real
IANG
real
NSP
int
NRC
int
NID
real
PP1
real
PP2
real
PP3
int
VARI
int
NUMT
real
_VRT
SW 6.2
and
higher
4-316
Starting point of the thread in the longitudinal axis
Diameter of the thread at the starting point
First intermediate point in the longitudinal axis
Diameter at the first intermediate point
Second intermediate point
Diameter at the second intermediate point
End point of the thread in the longitudinal axis
Diameter at the end point
Arc-in section (enter without sign)
Arc-out section (enter without sign)
Thread depth (enter without sign)
Final machining allowance (enter without sign)
Infeed angle
Value range:
"+" (for flank infeed on flank)
"–" (for alternating flank infeed)
Starting point offset for the first thread (enter without sign)
Number of rough cuts (enter without sign)
Number of noncuts (enter without sign)
Thread pitch 1 as value (enter without sign)
Thread pitch 2 as value (enter without sign)
Thread pitch 3 as value (enter without sign)
Definition of the machining type for the thread
Value range 1 ... 4
Number of threads (enter without sign)
Variable retraction distance based on initial diameter, incremental
(enter without sign)
SINUMERIK 840D/840Di/810D Programming Guide Cycles (PGZ) – 11.02 Edition
4
03.96
09.01
© Siemens AG, 2002. All rights reserved
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