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[CN 201821194510.7] Title of a mold for a hydraulic press: Application number of a mold for a hydraulic press: CN 201821194510.7 Applicant: Luzhou Changhe Hydraulic Machinery Co., Ltd. Application Date: 2018-7-26 Patent Type: Utility Model The utility model discloses a mold for a hydraulic press, which belongs to the technical field of molds and is used to solve the problem that in the prior art, a set of molds is required for bending parts into circles and squares, resulting in increased costs, and it takes a long time to replace the whole set of molds back and forth, resulting in the problem of reduced production efficiency. It includes an upper die assembly, a lower die assembly and a movable square die. The upper die assembly includes an upper circular die and an upper template. The upper circular die is arranged on the upper template. A groove corresponding to the outer edge of the upper circular die is opened in the middle of the movable square die. The movable square die is sleeved on the upper circular die through the groove. Both sides of the movable square die are provided with first countersunk holes, and both sides of the upper circular die are provided with first threaded holes, the active square mold and the upper round mold are connected by the first bolt set in the first sink hole, the second sink hole is opened on both sides of the active square mold, the lower mold assembly includes the lower template and the lower mold, the lower mold includes the lower left mold and the lower right mold, the lower left mold and the lower right mold are set on the lower template.
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