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[CN 201620598143.1] A Cam Mechanism for Six-Die and Six-Pong Rivet Cold Heading Machine
[CN 201620598143.1] Title of a Cam Mechanism for Cavity of a Six-Die Six-Piece Rivet Cold Heading Machine Application Number: CN 201620598143.1 Applicant: Jiangsu Aived Fastener Co., Ltd. Application Date: 2016-6-17 Patent Type: Utility Model The utility model discloses a cam mechanism for cavity of a Six-Die Six-Piece Rivet Cold Heading Machine, which belongs to the field of rivet forming equipment. The utility model includes a body, a cam mounting seat, a cam plate, a roller and a swing arm. The cam plate is installed on the cam mounting seat, the cam mounting seat is installed on the body through the cam shaft, and the swing arm is installed on the body through the swing arm shaft., The roller is installed at one end of the swing arm, and the roller matches the cam profile of the cam plate, and the other end of the swing arm drives the mold cavity to move, the cam profile of the cam plate includes a straight segment and an arc segment, and the length of the arc segment is greater than the length of the straight segment, the distance between the straight segment and the cam shaft is greater than the distance between the arc segment and the cam shaft, the arc segment is the starting segment of the mold cavity, and the straight segment is the working segment of the mold cavity. The cam mechanism of the utility model has a long starting time for the opening of the mold cavity, which ensures that the workpiece is not deformed, the opening stroke of the mold cavity is long, and the opening is accurate and stable.
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