Ejecting structure for steel coil and steel belt winding equipment

• Main Authors: HU SENSEN, SHEN GANRONG, WU QIANG, LEI TAO, SUN XIAOFENG, BAO XIAORONG, QUAN JUNMIN, FAN HAILONG
• Format: Patent
• Language: Chinese; English
• Published: 28.02.2023
• Subjects: CONVEYING; HANDLING THIN OR FILAMENTARY MATERIAL; HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS,CABLES; PACKING; PERFORMING OPERATIONS; STORING; TRANSPORTING

The utility model relates to the technical field of steel coil preparation, in particular to a jacking structure for a steel coil and steel belt winding equipment, and the jacking structure for the steel coil mainly comprises a fixed seat, a jacking frame, a jacking oil cylinder and a first overflow valve, wherein the jacking oil cylinder comprises an oil inlet cavity communicated with the oil inlet passage and an oil return cavity communicated with the oil return passage, the oil inlet cavity of the jacking oil cylinder is further provided with a back pressure passage communicated with the oil return passage, and the first overflow valve is arranged in the back pressure passage. According to the preferable jacking structure for the steel coil, the steel ring can be stably jacked and pressed by adapting to the change of the outer diameter of the steel coil while the steel coil is rolled. 本实用新型涉及钢卷制备技术领域，更具体地说涉及一种钢卷用顶紧结构及钢带卷紧设备，其中钢卷用顶紧结构主要包括固定座、顶压架、顶压油缸和第一溢流阀，其中顶压油缸包括与进油通路相通连的进油腔和与回油通路相通连的回油腔，顶压油缸的进油腔还设有与回油通路相