Reinforcing rib welding jig

The utility model discloses a reinforcing rib welding jig, and relates to the technical field of sheet metal welding processing, in particular to a reinforcing rib welding jig which comprises a bottom plate, the top of the bottom plate is fixedly connected with a matching plate, a first electric hydraulic push rod, a supporting plate and a storage battery, and the matching plate is rotationally connected with a square plate through a shaft rod. According to the reinforcing rib welding jig, through the arrangement of the U-shaped plate, the supporting rod, the auxiliary rod, the fixing block, a residual gear, a rack rod, a clamping block and a strip-shaped block, the reinforcing rib welding jig has the effects that a reinforcing rib is conveniently clamped and positioned, and the reinforcing rib is prevented from deviating in the welding process; and a supporting rod drives an auxiliary rod to rotate, a residual gear drives a rack rod to rotate, a strip-shaped block moves in a strip-shaped groove, and a clampi