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[CN 202010316680.3] a steel concrete bridge steel formwork pressing process and its press


[CN 202010316680.3] a steel-concrete bridge steel formwork pressing process and its press title: a steel-concrete bridge steel formwork pressing process and its press application number: CN 202010316680.3 applicant: China power construction road and bridge group co., ltd. application date: 2020-4-21 patent type: invention application the embodiment of the present invention discloses a steel-concrete bridge steel formwork pressing process, the pressing process includes the following steps: first cutting the sheet into a specified size, after that, a press machine is used to form V-shaped grooves on both sides of the plate, then the V-shaped groove is used to press it into a shaped plate through a press machine, then the shaped plate is rolled through a rolling mill, the rounded corners on the shaped plate are removed to form a corner-clearing plate, then the reinforcing ribs are welded and corresponding through holes are opened, and finally antirust paint is sprayed on the perforated plate to complete the forming of the steel formwork of the steel concrete bridge, the press includes an upper mold and a lower mold fixedly installed on the press body. The side of the upper mold facing the lower mold is slidably connected with a V-shaped pressing block for pressing the V-shaped groove through a tension spring. The V-shaped groove is pressed in advance to control the pressure of the pressed sheet and the fillet size of the pressed sheet, which can greatly reduce the difficulty of processing.