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[CN 201721343354.1] Hydraulic jacking device on press
[CN 201721343354.1] Title of hydraulic jacking device on press: Application number of hydraulic jacking device on press: CN 201721343354.1 Applicant: Zijin College of Nanjing University of Technology Application Date: 2017-10-18 Patent Type: Utility Model The utility model discloses the hydraulic jacking device on the press. Including the press base, the hydraulic cylinder of the jacking device, the lever, the jacking wheel, the jacking rod, the lower suspension seat, the upper end of the hydraulic cylinder is connected to the upper suspension seat fixedly connected with the base through the pin shaft, and the lower end of the hydraulic cylinder is fixed on the lower suspension seat. The middle of the lever is connected with the middle fixing seat through a pin shaft, and the middle fixing seat is fixedly connected with the base. There are two self-lubricating bearings between the pin shaft connecting the middle of the lever and the middle fixing seat. The other end of the lever is connected with the top wheel through the pin shaft. There are two self-lubricating bearings between the pin shaft and the lever, the other end of the top rod is in contact with the top wheel, and the guide sleeve is fixedly connected to the base. The hydraulic cylinder of the utility model does not directly contact with the ejection rod, but contacts with the ejection rod through the lever. The oil cylinder is installed on the side of the machine body, so the ejection force is greater.
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