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[CN 201821203373.9] Safety system of refractory brick automatic hydraulic press
[CN 201821203373.9] A safety system of a refractory brick automatic hydraulic press Title: A safety system of a refractory brick automatic hydraulic press Application number: CN 201821203373.9 Applicant: Foshan Henglitai Machinery Co., Ltd. Application date: 2018-7-27 Patent Type: Utility model The utility model discloses a safety system of a refractory brick automatic hydraulic press, including a hydraulic system and a control system, the hydraulic system includes a power source, a control valve group, a cartridge valve group, and a safety valve group with position feedback. The power source and the control valve group are connected through the cartridge valve group and the safety valve group; The control system includes a PLC controller for controlling the working state of the cartridge valve group, a safety relay for controlling the working state of the safety valve group, and a safety protection equipment group, the safety protection devices are each connected to a PLC controller or a safety relay. The utility model can realize the effective separation of the power source and the control valve group, eliminate potential safety hazards, ensure the safety of the brick press and operators, and improve the reliability of the brick press.
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