Engineering, 12.07.2019 22:30 eprice32315
Ascrew jack is used horizontally in sliding a bedplate into position on its foundation. the plate has a mass of 4 t and u between it and the foundation is 0.25. the screw of the jack has a mean diameter of 50mm and a pitch of 12mm; ? = 0.15. the axial thrust is carried on a collar of mean diameter 68 mm for which ? 0.15. determine the torque required on the jack and the efficiency of the operation.
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Ascrew jack is used horizontally in sliding a bedplate into position on its foundation. the plate ha...
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