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[CN 201621090102.8] Deep cylinder drawing die for common hydraulic press


[CN 201621090102.8] A deep cylinder drawing die for ordinary hydraulic presses Title: A deep cylinder drawing die for ordinary hydraulic presses Application Number: CN 201621090102.8 Applicant: Harbin Jiancheng Group Co., Ltd. Application Date: 2016-9-29 Patent Type: Utility Model A deep cylinder drawing die for ordinary hydraulic presses, which relates to a stamping die. The utility model in order to solve the existing technology in the deep cylinder pull deep not available existing special pull deep equipment, there is a one-time investment, high cost of the problem. The lower end of the drawing punch of the utility model is installed in the mouth-stopping groove on the upper end surface of the lower die base, the upper ends of the plurality of second ejector rods pass through the upper end of the lower die base, the blank holder is sleeved on the drawing punch, the blank holder is installed in the circular cavity of the lower die base, the blank holder is in contact with the lower end surface of the second ejector rod, and the first ejector rod is in contact with the blank holder, the drawing concave die and the blank holder press the disc-shaped plate blank tightly, and the ejector rod passes through the upper die seat and is fixedly connected with the ejector. The utility model is used for a deep cylinder drawing die of an ordinary hydraulic press.

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