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Siemens SIMODRIVE 6SN11 Series Planning Manual page 329

Ac motors for feed and main spindle drives

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09.00
Fig. 1-6
Introducing the rotor into the spindle
S
Note
Observe the hazards due to hot parts.
S
S
S
S
S
1)
only for built–in motors for turning applications (lathe applications)
 Siemens AG 2000 All rights reserved
SIMODRIVE Planning Guide Motors (PJM) – 11.00 Edition
Mounting the rotor onto the spindle
Heat–up the rotor in an oven to T = 180 °C up to max. 200 °C.
Maximum spindle temperature before assembly: 30 °C
Quickly introduce the spindle into the correct position.
Allow the rotor and spindle to cool down to room temperature.
Re–close the oil connections using the caps supplied, and secure using
1)
Loctite 243
.
After the rotor has been mounted onto the spindle for the first time, we re-
commend that the position of the rotor on the spindle is clearly marked on
1)
the face side
. This means, that if the rotor is subsequently mounted on the
spindle, it will not be necessary to finely balance the complete spindle.
Check the radial eccentricity. The maximum permissible radial eccentricity
deviation, referred to the spindle axis, is 0.05 mm.
6SN1197–0AA20
1PH2 AC Built–in Motors
1.4 Assembly
1PH2/1-15
1PH2

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