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[CN 201720737192.3] Blanking buffer device of hydraulic press


[CN 201720737192.3] Title of blanking buffer device for hydraulic press: Application number of blanking buffer device for hydraulic press: CN 201720737192.3 Applicant: Jiangsu Haiyu Machinery Co., Ltd. Application Date: 2017-6-23 Patent Type: Utility Model The utility model provides a blanking buffer device for hydraulic press, which relates to the technical field of hydraulic press equipment, and includes a first buffer cylinder body, which is fixedly connected to the upper beam of the hydraulic press, and a plunger is arranged in the first buffer cylinder body, the buffer pull rod penetrates the center of the plunger, the lower end of the buffer pull rod is fixedly connected with the sliding block of the hydraulic press, the upper end of the buffer pull rod is fixedly connected with a buffer nut, the plunger is provided with a cavity, and the cavity is provided with a second buffer cylinder. The rod penetrates the second buffer cylinder, and the second buffer cylinder is also provided with a piston. The upper end of the piston passes through the top of the second buffer cylinder and is arranged outside the plunger. The utility model has good buffering effect, simple and compact structure and long service life.

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