Welding tool for garbage filling device

The invention relates to a welding tool for a garbage filling device. The welding tool for the garbage filling device comprises rear end compression stand columns, a bottom plate positioning frame, clamp plate adjustment connecting rods, a base platform and front end positioning molds, wherein the front end positioning molds which are opposite in direction are fixed on one side of the base platform, the rear end compression stand columns which are opposite in direction are fixed on the other side of the base platform, the bottom plate positioning frame is installed on the base platform on the front portions of the rear end compression stand columns, and the clamp plate adjustment connecting rods which are opposite in direction are arranged on the base platform between the front end positioning molds and the rear end compression stand columns. The welding tool for the garbage filling device in use has the advantages of accurately positioning and reliably clamping a component to be welded, bringing convenience to assembly and welding of the component to be welded, and improving the structural accuracy of the component to be welded.