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[CN 202110906834.9] Square tube punching hydraulic press


[CN 202110906834.9] Title of a square tube punching hydraulic press: Application number of a square tube punching hydraulic press: CN 202110906834.9 Applicant: Xuzhou Dayi Heavy Forging Technology Co., Ltd. Application Date: 2021-8-9 Patent Type: Invention Application The present invention discloses a square tube punching hydraulic press, including a positioning mechanism, wherein, the positioning mechanism includes a positioning box fixedly connected to the side of the front end surface of the stamping die, a transmission gear plate rotatably connected to the inside of the positioning box, a telescopic rod fixedly connected to the upper end of the inside of the positioning box, a connection plate fixedly connected to the bottom end of the telescopic rod, a positioning plate fixedly connected to the bottom end of the connecting plate and located on the right side of the transmission gear plate, and a handle rotatably connected to the front end of the positioning box, when several equidistant holes need to be punched on the square tube, an error occurs between two adjacent punched holes, so as to realize accurate positioning of subsequent punched holes of the square tube and ensure that the distance between two adjacent punched holes is equal.

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