Rotate Spindle With Constant Cutting Rate [M/Min] - Siemens SINUMERIK 840D sl Function Manual

P4: PLC for SINUMERIK 828D
14.6 Function interface
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③
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⑥
14.6.4.13

Rotate spindle with constant cutting rate [m/min]

DB380x PLC → NCK control signals
DBX3002.0 Incremental
DBX3002.1 Shortest distance
DBX3002.5 Direction of rotation as for M4
DBX3003.0 Absolute, negative direction
DBX3003.1 Absolute, positive direction
DBD3002.2 Traversing dimension inch
DBD3002.6 Const. Cutting rate
DBD3008 Feedrate velocity
DBD3000.5 Start spindle rotation
DBX3001.5 Stop spindle rotation
1140
Function activated by user with a positive edge of
Positioning axis active and Position reached are signaled back, Position reached is in
Signals
this case irrelevant.
The user stops spindle rotation by resetting
The spindle stops and the
Stop .
The user then resets
Stop causes Positioning axis active to be reset.
Reset of
Start .
Start and setting Stop .
Spindle stationary signal is set.
Valid val‐ Remark
ues
Direction of rotation as for M4 :
0
1: Direction of rotation specified by M4
0
0: Direction of rotation specified by M3
0|1
0
0
0 Traversing dimension, metric
1 Constant cutting rate ON
REAL Spindle speed
0|1
0|1
Function Manual, 01/2015, 6FC5397-0BP40-5BA2
Basic Functions