Dismantling auxiliary device for extra-large tonnage prefabricated box girder end formwork

The utility model relates to the technical field of railway prefabricated box girders, in particular to an auxiliary dismantling device for an end formwork of an extra-large-tonnage prefabricated box girder, which comprises a first connecting component, a second connecting component, a supporting component and a pushing component, the first end of the first connecting component is fixedly connected with the end formwork, and the second end of the first connecting component is fixedly connected with the second connecting component; the supporting component is fixedly connected to the lower end of the second connecting component, the pushing component is located on the surface of the supporting component and abuts against the position between a bottom formwork of the prefabricated box girder and the second connecting component, the pushing component pushes the second connecting component to move, and the second connecting component drives the end formwork to move through the first connecting component. The end