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  • Users: LennyT
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  1. LennyT

    Lead Screw and Clamp Design

    I need some help designing an I.D. mandrel clamp for a prototype machine. In order to clamp our mandrel to an I.D. of a tube 20 ft-lbs of torque is needed (measured from a torque wrench). The lead screw is a 5/16-18 B7 All Thread and the torque wrench was turning a 5/16-18 hex nut at the...

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