Protective device of double-wire welding machine

The utility model discloses a protection device of a double-wire welding machine, and relates to the technical field of double-wire welding machines, in particular to the protection device of the double-wire welding machine, which comprises a machine body and two supports arranged on the machine body, the bottoms of the supports are movably sleeved with movable rods, and the bottoms of the movable rods are connected with a protection frame. And a driving motor is installed on the side face of the support, a lead screw is connected to the bottom of an output shaft of the driving motor, a movable sleeve is connected to the top of the protection frame, and the movable sleeve is connected to the outer portion of the lead screw in a threaded and sleeving mode. According to the protection device of the double-wire welding machine, a driving motor is started by pressing a control switch, a lead screw is driven by the driving motor to rotate, a movable sleeve moves downwards along the lead screw, and therefore a prot