The invention provides a welding tool of a fixed blade turning wheel. The welding tool of the fixed blade turning wheel comprises square boxes, adjustable carrier rollers, a beam steel pipe, a locating sleeve, supporting round steel and a turning wheel body, the number of the square boxes is two, the square boxes are arranged in parallel, the adjustable carrier rollers are arranged above the square boxes, the locating sleeve is arranged in the turning wheel body in a sleeved mode, the outer wall of the locating sleeve and the inner wall of the turning wheel body are welded through the supporting round steel in a cross shape, and the beam steel pipe penetrates through the locating sleeve and is erected on the adjustable carrier rollers. The welding tool of the fixed blade turning wheel has the advantages of being simple in structure, easy to operate and good in using effect.