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[CN 201720433834.0] Press


[CN 201720433834.0] Title of a press: Application number of a press: CN 201720433834.0 Applicant: Guangxi Automobile Group Co., Ltd.; Liuzhou Wuling Automobile Industry Co., Ltd. Application Date: 2017-4-24 Patent Type: Utility Model The utility model discloses a press, which includes an oil storage tank and an oil cylinder, a first pipeline is arranged between the oil storage tank and the oil cylinder, and a unidirectional component is arranged on the first pipeline, when the one-way component is in the first state, it can prevent the hydraulic oil in the oil cylinder from flowing into the oil storage tank through the first pipeline. Since the one-way component is arranged on the first pipeline between the oil tank and the oil cylinder, and when the one-way component is in the first state, it can prevent the hydraulic oil in the oil cylinder from flowing into the oil tank through the first pipeline. In this way, if the oil circuit plate fails or the oil pipe between the valve group and the oil cylinder leaks from welding, the one-way component is in the first state, and the function of the one-way component can prevent the oil in the oil cylinder from flowing back to the oil storage tank through the first pipeline. In this way, the piston or plunger is prevented from falling, effectively preventing the sliding block from falling, and avoiding potential safety hazards.

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