Automobile fuel tank welding assembly check tool

The utility model relates to an automobile fuel tank welding assembly check tool, which comprises a bottom plate, a turnover block, a turnover block support, an air spring, a plurality of vertical detecting blocks and a plurality of hanging type detecting blocks. The turnover block is parallel to the bottom plate through the turnover block support and overturns through the air spring, the vertical detecting blocks are mounted on the bottom plate and detect positions of oil tubes of an automobile fuel tank welding assembly, and the hanging type detecting blocks are mounted on the turnover block and simultaneously detect positions of a plurality of oil tubes of the automobile fuel tank welding assembly. Detecting devices in a vertical direction are totally arranged on the large turnover block, so that the automobile fuel tank welding assembly check tool is simple in structure and convenient in operation, and has higher practical value.