Box girder demolding device with good supporting performance

The utility model provides a box girder demoulding device with good supporting performance. The box girder demolding device with the good supporting performance comprises a base, and side formworks are hinged to the two sides of the base; the two top mold plates are hinged to the two side mold plates correspondingly, and grooves are formed in the two top mold plates correspondingly; and the multiple first hydraulic cylinders are all hinged to the top of the base, and output rods of the multiple first hydraulic cylinders are hinged to the two side formworks correspondingly. The box girder demolding device with the good supporting performance has the advantages that the supporting strength can be improved, demolding is easy, the problem of serious slurry leakage can be solved, damage to a hydraulic structure can be effectively reduced, and the using effect is good. 本实用新型提供一种支撑性好的箱梁脱模装置。所述支撑性好的箱梁脱模装置包括底座，所述底座的两侧均铰接有侧模板；两个顶模板，两个所述顶模板分别铰接在两个所述侧模板上，两个所述顶模板上均开设有凹槽；多个第一液压缸，多个所述第一液压缸均铰接在所述底座的顶部，多个所述第一液压缸的输出杆分别与两个所述侧模板