Protective inspection cover for arc welding machine

The utility model discloses a protective inspection cover for an arc welding machine, which belongs to the field of transformer devices and comprises the arc welding machine, the protective inspection cover is fixedly sleeved on the outer side of the arc welding machine, a display screen, a switch and a knob are fixedly arranged on the upper surface of the front end of the arc welding machine, an instrument is arranged in the middle of the front end of the arc welding machine, and positive and negative electrode sockets are arranged on the lower surface of the front end of the arc welding machine. A baffle is arranged on the upper surface of the front end of the arc welding machine, a protective structure is arranged on the outer side of the positive and negative electrode socket, a protective cover is arranged in the protective structure, a sliding first sliding plate is arranged in the protective cover, dustproof nets are arranged on the two sides of the protective inspection cover, a dustproof structure is