Blade root flange plate correction tool

The utility model provides a blade root flange plate correction tool, relates to the technical field of correction tools, and aims to solve the problems that the original blade root flange plate correction tool is not provided with a multi-directional operation structure in four directions, so that the correction balance of the structure cannot be ensured, the operation rapidness and accuracy are reduced, and the practicability is reduced. Comprising a bottom plate and a positioning block, and the positioning block is centrally installed on the upper side end face of the bottom plate; the fixing blocks are fixedly installed at the four corners of the upper side of the bottom plate correspondingly. The air cylinders are correspondingly mounted on the inner sides of the structures of the fixing blocks respectively; the bottom plate comprises an inner groove, and the inner groove is formed in the middle inner side end face of the bottom plate. According to the blade root flange plate correction tool, due to the