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[CN 201620268291.7] Plate shearing machine and pneumatic rear material support device thereof
[CN 201620268291.7] Title of a plate shearing machine and its pneumatic rear material supporting device: Application number of a plate shearing machine and its pneumatic rear material supporting device: CN 201620268291.7 Applicant: Application date of Anhui Yawei Machine Tool Manufacturing Co., Ltd.: 2016-3-30 Patent Type: Utility Model The utility model discloses a plate shearing machine and its pneumatic rear material supporting device, belonging to the technical field of plate shearing machine. The pneumatic rear material supporting device of the shearing machine includes a lower tool holder, a pneumatic component, a rocker arm and a rear material supporting frame; the upper part of the inner side of the lower tool holder is provided with a rotating shaft seat, and the rotating shaft seat is provided with a rotating shaft; one end of the rotating shaft The rear material supporting frame is connected, and the other end is connected with one end of the rocker arm; the rocker arm is driven by a pneumatic element; the lower part of the inner side of the lower tool holder is provided with a cylinder support plate, one end of the telescopic cylinder is connected with the cylinder support plate, and the other end of the telescopic cylinder is connected with the end of the rocker arm away from the rotating shaft. The plate shearing machine of the utility model adopts a pneumatic rear material supporting device to support the plate during the shearing process, so as to avoid the plate from sagging under the action of gravity, so that the plate is not easy to deform during the shearing process and ensure the shearing accuracy.
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