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[CN 201820907701.7] plate shearing machine with new safety protection
[CN 201820907701.7] Title of a plate shearing machine with new safety protection: Application number of a plate shearing machine with new safety protection: CN 201820907701.7 Applicant: Hubei Honglu Steel Structure Co., Ltd. Application Date: 2018-6-12 Patent Type: Utility Model The utility model relates to a plate shearing machine with new safety protection, with a plate shearing machine body, an operation panel on the plate shearing machine body, and an operation pedal at the bottom of the plate shearing machine body, the upper front of the lower knife edge of the shearing machine body is provided with a safety fence, the shearing machine body on the left and right sides of the safety fence is symmetrically provided with a mounting plate, the mounting plate is provided with a pair of opposite photoelectric switches, the positive and negative connectors of the opposite photoelectric switch are respectively connected with 24V and 0V on the power box, and the contact at one end of the normally open switch in the opposite photoelectric switch is connected with 0V power supply, the contact at the other end of the normally open switch in the opposite photoelectric switch and the positive 24V power supply are connected to the coil of an intermediate relay, and the normally closed contact on the intermediate relay is connected in series to the operating foot pedal circuit; Although the improvement of the utility model is simple, it effectively ensures the safety of plate shearing, avoids the injury of the operator's fingers, and also avoids the occurrence of overload cutting over thick plates.
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