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01.93
8 Spindle/PLC Interface (DB 31)
8.3 Signals to spindle
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a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a
POSITION SPINDLE
DW K + 2, bit 4
1 signal:
Request for positioning mode.
0 signal:
No effect.
Notes:
•
The signal is effective only if the PLC SPINDLE CONTROL signal is also set.
•
The setpoint is determined by MD 452*.
•
If the spindle is stationary, the position is approached by the shortest path. The spindle
rotates at the shutdown speed entered in MD 427* to 434*.
•
If the spindle is not stationary when the request is made, the position is approached
without changing the direction of rotation.
•
In the positioning mode MD 478* to 485* "Acceleration time constant with position control"
are used to deselect or to abort positioning mode.
•
To deselect or abort positioning mode, you have to use the ACKNOWLEDGE M19 signal.
•
The POSITION SPINDLE interface signal has the effect of deleting the M03 or M04
functions stored on the NC. The stored S value is, however, retained and is reactivated
when the ACKNOWLEDGE M19 interface signal is issued and M03 or M04 is
subsequently programmed.
Example of application:
Positioning the spindle to the tool change position; a tool change can also be programmed
only with M06 without M19 if the PLC activates POSITION SPINDLE as a result of M06.
a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a
a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a
a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a
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a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a
a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a
a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a
a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a
a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a
RESYNCHRONIZE SPINDLE
DW K + 2, bit 3
Caution:
This signal exists twice, once each for operation with 16-bit and 32-bit servo CPUs. This signal
description is valid only for 16-bit servo CPUs
c)
(also see DW K + 1, bit 7).
1 signal:
The spindle is resynchronized with the pulse encoder.
0 signal:
No effect.
Note:
RESYNCHRONIZE SPINDLE (for 16-bit servo CPUs) is effective only in conjunction with PLC
SPINDLE CONTROL.
Example of application:
Resynchronization of encoder and spindle control if, e.g. with drill heads, the encoder has
been changed with the drill head.
_______
c)
up to and including software version 6
©
Siemens AG 1991 All Rights Reserved 6ZB5 410-0HE02
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SINUMERIK 880 (PJ