Plate bending tool for crane

The utility model relates to a crane bending plate tool which comprises a working table and a plurality of fillet plates with different radiuses, a first side plate and a second side plate are movably arranged on the working table, and the plane where the first side plate is located is perpendicular to the plane where the second side plate is located. The fillet plate is mounted between the adjacent edges of the first side plate and the second side plate in a replaceable manner; a hydraulic jack is further arranged on the working table, a plurality of detachable top plates with different radiuses are arranged on the head portion of the hydraulic jack, the top plates right face the fillet plates, and the size of the top plates corresponds to the size of the fillet plates in a one-to-one mode. According to the utility model, the types of other parts of the tool are reduced, and the manufacturing cost is reduced; the operation is convenient and can be completed by one person, the working efficiency is improved,