Jig frame for welding prefabricated box girder protection wall and vertical wall reinforcing steel bar sections

The utility model belongs to the field of reinforcement manufacturing tools of prefabricated box girders, and particularly relates to a jig frame for welding protection walls and vertical wall reinforcement segments of prefabricated box girders. Comprising a main body frame, and a vertical wall steel bar module and a protective wall steel bar module are arranged on the main body frame; the vertical wall steel bar module comprises a bottom support and a waist support, a clamping position for positioning a vertical wall steel bar is formed in the length direction of the waist support, and a connecting bar platform is formed on the waist support close to the clamping position side; the protection wall steel bar module comprises a bottom support and a waist support, a clamping position used for positioning protection wall steel bars is formed in the length direction of the waist support, and a connecting bar platform is formed on the side, close to the clamping position, of the waist support. By means of the jig