13
12
Common
5. Coupling with Other Machines
(2) How to attach of torque arm (option)
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Attention of attachment
1 Attach torque arm to the application machine side of the reducer.
2 Attach retainer parts of torque arm (refer Fig.11) to release extra force between the reducer and the driven shaft.
(Retainer is to be supplied by customer.)
3 Never lock the torque arm completely with locking bolts and such.
4 Attach shock-absorbing material between torque arm and attachment bolt (or spacer).
5 Use bolt which meets JIS standard of screw strength ranking by 10.9 or above.
6 Bolts must be made to lock when a torque arm is used. (The method to lock is to use U-nut or spring washer, or to supply
adhesive for locking screw, etc.)
Note: As shock-absorbing material, rubber bushes and spring washers are prepared.
By use and operating condition, different shock-absorbing materials are recommended.
• In the case of one direction operation : Spring washers or rubber bushes
• In the case of start-stop operation
: Spring washers
Attachment type torque arm (option)
Banjo type torque arm (option)
Fig.10 Example of using torque arm
Part of is to be supplied by customer.
Retainer parts of torque arm
Retainer parts of torque arm
Fig.11 Example of retainer (for attachment type torque arm)
