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[CN201820212935.X] Hydraulic machine tool tailstock structure
[CN201820212935.X] A hydraulic machine tool tailstock structure title: A hydraulic machine tool tailstock structure application number: CN201820212935.X Applicant: Dalian Dalma Electric Co., Ltd. Application Date: 2018-2-7 Patent Type: Utility Model The utility model provides a hydraulic machine tool tailstock structure, including a center, a tailstock body, a sleeve, a piston rod, a screw, a thread nut and a handle, the end of the tailstock body is connected to the hydraulic cylinder through the cylinder end cover flange. The end of the hydraulic cylinder away from the tailstock body is provided with an oil cylinder cover. One end of the piston rod of the hydraulic cylinder extends into the tailstock body through the cylinder end cover flange and is provided with a first thrust ball bearing. The other end of the piston rod passes through the oil cylinder cover and is connected to the handle through a second thrust ball bearing. The inside of the tailstock is hollow structure, the front section of the lead screw is connected with the female screw thread, and the rear section of the lead screw passes through the inner hollow structure of the piston rod and extends to the handle to be connected with the handle. The utility model increases the hydraulic propulsion function under the condition of retaining the function of the original machine tool tailstock, improves the clamping efficiency of the shaft workpiece, and reduces the labor intensity.
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