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[CN201820568019.X] Die holder clamping device for die forging press


[CN201820568019.X] Die holder clamping device for die forging press Title: Die holder clamping device for die forging press Application number: CN201820568019.X Applicant: Erzhong (Deyang) Heavy Equipment Co., Ltd. Application date: 2018-4-19 Patent type: Utility model This utility relates to a new die holder clamping device for die forging press, which belongs to the technical field of forging and aims to reduce the space occupied by die change. It includes a support body, a longitudinal piston, a piston rod, and a piston drive mechanism; the longitudinal piston is arranged in the closed cavity of the support body, and is driven by the piston drive mechanism to slide along the axial direction of the closed cavity on the inner wall of the closed cavity; One end of the piston rod is connected to the longitudinal piston, and the other end is a free end extending along the axial direction of the closed cavity to the outside of the support body; A piston rod driving mechanism for driving the piston rod to rotate is provided between the base and the piston rod. In the utility model, through the cooperation of the piston rod driving mechanism and the piston driving mechanism, the movement process of the piston rod is only the up and down movement along the axial direction of the closed cavity and the rotation movement around its axis in the whole movement state, the piston rod and other components are almost in situ movement, the movement range is small, and the space required for the mold change process is small.