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[CN 201721577441.3] Punching and shearing mechanism


[CN 201721577441.3] Title of a punching and shearing mechanism: Application number of a punching and shearing mechanism: CN 201721577441.3 Applicant: Zhuhai Chengfeng Electronic Technology Co., Ltd. Application Date: 2017-11-22 Patent Type: Utility Model The utility model discloses a punching and shearing mechanism, comprising a bracket and a feeding group installed on the bracket for conveying materials, a punching and shearing group is installed on the bracket, and the punching and shearing group is provided with a repositionable punching knife, the punching knife is provided with a fulcrum hinged with the bracket, and the punching knife is provided with a hook blade at the output end of the feeding group, and the hook blade can swing back and forth around the fulcrum and cooperate with the output end of the feeding group to break the material. The punching and shearing mechanism adopts the lever principle, and reciprocating punching can be realized by hinged the punching knife on the bracket and controlling the punching knife to swing up and down. The punching knife is provided with a hook edge on the side of the output end of the feeding group. The bending design of the hook edge and the characteristic that the punching knife swings up and down around the fulcrum can effectively avoid the situation of punching and shearing without material, and the punching and shearing quality is reliable.

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