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GSW 70 A Ø70 mm, Strain wave gearheads | Zero backlash

Part number 889224

GSW 70 A Ø70 mm, Strain wave gearheads

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Gears can be purchased only as a component of a combination.

Specifications

General information
Gearhead type GSW
Outer diameter 70 mm
Version A
Gearhead Data
Reduction 50 : 1
Max. continuous torque 24 Nm
Max. intermittent torque 69 Nm
Max. continuous input speed 3500 rpm
Max. intermittent input speed 6500 rpm
Max. efficiency 75 %
Mass inertia 153.1 gcm²
Gearhead length (L1) 35 mm
Mech. positioning accuracy 1 arcmin
Mech. repeatability 0.15 arcmin
Hysteresis loss 2.0 arcmin
Torsional rigidity C1 0.00011 10⁴ Nm/rad
Torsional rigidity C2 0.00013 10⁴ Nm/rad
Torsional rigidity C3 0.0002 10⁴ Nm/rad
Torque M1 7.0 Nm
Torque M2 25.0 Nm
Backdriving torque, no load 5.2 Nm
Ratcheting torque 150 Nm
Buckling torque 560 Nm
Technical Data
Bearing at output Kreuzrollenlager
Tilting rigidity 26.7 Nm/arcmin
Dynamic load rating 2110 N
Static load rating 2790 N
Distance rolling bearing center to output 10 mm
Pitch diameter 50.6 mm
Ambient temperature -40...+100 °C
Product
Weight 473 g

Description

Strain wave gears are ideally suited for high-precision positioning tasks, e.g. in robotics as well as in other demanding applications. Their backlash-free design, high torque transmission, and high torsional stiffness combined with unmatched efficiency make strain wave gears the best choice in confined installation spaces.

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