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

Distributed drive

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Mounting torque arms on bevel gearboxes and helical worm gearboxes

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 11-25 Mounting suggestion for torque arm on foot and flange

The torque arm can be fitted in various positions, depending on the hole circle pitch.

Figure 11-26 Toggle lever design

For a toggle lever design, derive the force in the range of 90° ±20°.

1. Clean the contact surfaces between the housing and the torque arm.

2. Tighten the bolts to the specified torque.

You have now mounted the torque arm.

Table 11- 42 Tightening torque for screws of strength class 8.8

Tightening torque [Nm]

SINAMICS G115D distributed drive

Operating Instructions, 09/2020, FW V4.7 SP13, A5E48681219B

Additional information on the SIMOGEAR geared motor

11.3 Specific data gearbox