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[CN 201620271857.1] Hydraulic system of liquid-filled forming hydraulic press
[CN 201620271857.1] Title of hydraulic system of a liquid-filled forming hydraulic press: Application number of hydraulic system of a liquid-filled forming hydraulic press: CN 201620271857.1 Applicant: Tianjin Tianforging Press Co., Ltd. Application date: 2016-4-1 Patent type: Utility model The utility model discloses a hydraulic system of a liquid-filled forming hydraulic press, it comprises a first pump set, a second pump set, a first two-position three-way valve assembly, a second two-position three-way valve assembly, a first pressure regulating valve assembly and a second pressure regulating valve assembly; one oil outlet of the first two-position three-way valve assembly and the second two-position three-way valve assembly is connected and output to the ultra-high pressure water system; the oil inlet of the first two-position three-way valve assembly and the first pressure regulating valve assembly are connected with the oil outlet of the first pump group; the oil inlet of the second two-position three-way valve assembly and the second pressure regulating valve assembly are connected with the oil outlet of the second pump group; the oil outlet of the first pressure regulating valve assembly and the second pressure regulating valve assembly are connected with the oil return port. The utility model can reduce the number of pump groups, reduce the installed power of the whole machine, and reduce unnecessary energy consumption under the premise of ensuring the working speed and production efficiency of the liquid-filled forming hydraulic press.
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