Automatic change welding set

The utility model discloses an automatic change welding set, including base, manipulator, air -blower, first pneumatic cylinder, second pneumatic cylinder and standing groove, the top of base is equipped with the mount, all moves about and be equipped with the electric transmission roller in the both ends of mount, and two electric transmission rollers pass through the conveyer belt to be connected, is equipped with a plurality of standing groove on the conveyer belt respectively, and one side of base is equipped with manipulator, air -blower and support in proper order, and the one end of manipulator is equipped with the soldered connection. Manipulator and soldered connection through being equipped with can be realized carrying out automatic weld to the work piece, adopt automatic mode effectively to improve work efficiency, good work piece is cooled down can to realize the butt weld through the air -blower that is equipped with to use the work piece that the welding is good fast inthe staff, first pneumati