Mounting Torque Arms On Bevel Gearboxes And Helical Worm Gearboxes - Siemens SINAMICS G115D Operating Instructions Manual

Additional information on the SIMOGEAR geared motor
12.3 Specific data gearbox
Size
49
69
79
89
Procedure
1. Use the washers according to the table above.
2. Use two nuts to secure the screw connection (lock nuts).
3. Tighten the screws until the rubber buffers are pretensioned to the dimension l1x.
You have now mounted the torque arm.
12.3.18.3

Mounting torque arms on bevel gearboxes and helical worm gearboxes

NOTICE
Impermissible loading caused by incorrect mounting
The torque arm bush must be supported by bearings on both sides.
After assembly, the sleeve must have some axial play.
Figure 12-27
The torque arm can be fitted in various positions, depending on the hole circle pitch.
Figure 12-28
506
Rubber buffer
Unten‐ Tensioned
sioned
l1 l1x
mm mm
20 18.5
18.5
17.5
30 28
Mounting suggestion for torque arm on foot and flange
Toggle lever design
d6 d1
mm mm
40 12.5
60 21
SINAMICS G115D Wall Mounted distributed drive
Operating Instructions, 07/2023, FW V4.7 SP14, A5E52808211A AA
Washer
d5 c6
min
mm mm
45 6
50
75 8