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[CN 201821256004.6] Pin switching device for hydraulic press
[CN 201821256004.6] Title of ejector switching device for hydraulic press: Application number of ejector switching device for hydraulic press: CN 201821256004.6 Applicant: Huzhou Machine Tool Factory Co., Ltd. Application Date: 2018-8-6 Patent Type: Utility Model The utility model discloses an ejector switching device for hydraulic press, which belongs to the technical field of plate forming presses and solves the technical problems in the prior art that manual replacement of ejector is time-consuming, laborious and error-prone, the hydraulic press of the utility model includes a base and a workbench installed on the base. Several ejector rods are inserted on the workbench. The base is also provided with a hydraulic cushion cylinder and a floating plate. The floating plate is installed under the ejector rod. The hydraulic cushion cylinder drives the floating plate up to make the floating plate push up the ejector rod, and the floating plate is provided with avoidance holes corresponding to the ejector rod one by one, the ejector rod switching device includes a control system, and a driving cylinder and a cover plate corresponding to the avoidance hole one to one. The driving cylinder and the cover plate are installed on the top of the floating plate, and the control system controls the driving cylinder to drive the cover plate on the top surface of the floating plate. Move horizontally to cover or reveal the avoidance hole. The ejector rod switching device of the utility model can realize the automatic switching of the ejector rod and avoid the misoperation caused by manual switching.
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