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[CN 201820479698.3] Screw press lower and jacking device
[CN 201820479698.3] Title of screw press lower and jacking device: Application number of screw press lower and jacking device: CN 201820479698.3 Applicant: Qingdao Hongda Forging Machinery Co., Ltd. Application date: 2018-4-3 Patent type: Utility model A screw press lower and jacking device includes a jacking base with three step holes, a guide copper sleeve installed in the two step holes at the lower part of the jacking base, and a connecting plate installed on the bottom surface of the jacking base, the jacking cylinder body installed on the connecting plate, the guide post installed in the inner hole of the guide copper sleeve, the joint connected with the piston rod through the bolt in the concave groove in the middle of the guide post, the joint pressure plate installed at the bottom of the guide post, the support plate installed on the top surface of the guide post, the ejector rod installed above the support plate, and the stroke control device installed on the side of the screw press base. The utility model has compact structure, fast response, high transmission efficiency, low pressure loss, reliable action, large jacking force, easy demoulding of forgings, high utilization rate of forging materials, long service life of the mold, good guidance, stable operation, and jacking High precision, strong anti-partial load capacity, suitable for multi-mode bore forging, cost saving, high degree of numerical control, simple operation and precise control.
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