Bearing force accurate control method of fabricated type slab bridge rubber bearing pinner

The invention provides a bearing force accurate control method of a fabricated type slab bridge rubber bearing pinner. According to the bearing force accurate control method, a hydraulic pinner, a rubber bearing and a bride slab are sequentially fixed above a cover beam, a hydraulic cylinder is arranged in the hydraulic pinner, the rubber bearing and the bridge slab arranged above the cover beam are supported according to hydraulic oil in the hydraulic cylinder, the bearing force of the pinner can be accurately controlled by utilizing the amount of the hydraulic oil, the bearing force in any magnitude can be provided if the bearing force in any magnitude is needed, the purpose that the rubber bearing pinner bearing force is accurately controlled is achieved, the quality of a bridge is finally improved, and the service life of the bridge is prolonged. 本发明提供了种装配式板桥橡胶支座垫石支承力精确控制方法，该方法中在盖梁上方依次固定液压垫石、橡胶支座、桥板，液压垫石内设有液压缸，根据液压缸内的液压油对上方的橡胶支座和桥板进行支撑，利用液压油的量可以精确控制垫石的支承力，需要多大的支承力，就能提供多大的支承力，实现精确控制橡胶支座垫石支承力的目的，最终提高桥梁的品质，提