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[CN 201810799640.1] Title of a hydraulic press: Application number of a hydraulic press: CN 201810799640.1 Applicant: Wenzhou Oukai Machinery Co., Ltd. Application Date: 2018-7-20 Patent Type: Application for the Invention The present invention discloses a hydraulic press, including an upper box girder, a lower box girder and a movable box girder. The movable box girder is driven by a main hydraulic cylinder installed on the upper box girder to move up and down, and down, and down and including an upper moving workbench assembly, lower workbench assembly and positioning assembly, the upper moving workbench assembly includes a first hydraulic cylinder and an upper moving workbench. The piston end of the first hydraulic cylinder is linked with the upper moving workbench through a tail plate. The upper moving workbench is movably installed on the lower end face of the moving box beam through a guide rail seat. The lower moving workbench assembly includes a second hydraulic cylinder, a lower moving workbench and a number of floating assemblies arranged evenly. The floating assembly includes a lifting hydraulic cylinder, when the lifting hydraulic cylinder drives the roller frame to rise to the position, the outer circle of the roller contacts with the lower end surface of the lower movable workbench for rolling support of the lower movable workbench. After the lifting hydraulic cylinder is reset, the roller is out of contact with the lower movable workbench, and the lower movable workbench is supported by the upper end of the lower box beam.
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