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[CN 201620191236.2] Fast trimming shearing machine and shearing blade thereof


[CN 201620191236.2] Title of a fast trimming shearing machine and its shearing blade: Application number of a fast trimming shearing machine and its shearing blade: CN 201620191236.2 Applicant: Anhui Donghai Machine Tool Manufacturing Co., Ltd. Application date: 2016-3-11 Patent type: Utility model The utility model discloses a fast trimming shearing machine and its shearing blade, belonging to the technical field of shearing machines. A quick trimming shearing machine of the present invention includes a shearing blade. The shearing blade includes an upper blade and a lower blade. The upper blade and the lower blade are respectively fixed to an upper blade holder and a lower blade seat. Both the blade and the lower blade include a blade edge and a back, the angle α of the blade edge is less than 90 °, and the blade edge has a retreat step relative to the cutting edge of the blade. The rapid trimming and shearing machine of the utility model can effectively avoid the phenomenon of wiping the upper and lower blades during the working process of the shearing machine, greatly prolonging the service life of the blade, and at the same time, it can also perform rapid trimming during the shearing process. The fracture quality of the obtained workpiece is effectively guaranteed.

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