PVD (Physical Vapor Deposition) coating spraying device with protective structure

The utility model discloses a PVD (Physical Vapor Deposition) coating spraying device with a protective structure, which comprises a workbench, the top of the workbench is fixedly connected with a U-shaped frame, the bottom of the U-shaped frame is fixedly connected with a round rod, the bottom of the round rod is fixedly provided with a spray head, and the middle part of the circumferential surface of the round rod is fixedly sleeved with a fixed ring; two electric telescopic rods are symmetrically and fixedly connected to the bottom of the fixing ring, the same lifting ring is fixedly connected to the bottoms of the two electric telescopic rods, and check blocks are symmetrically and fixedly connected to the inner side of the circumference of the lifting ring. According to the spraying device, when the spraying device needs to be used, the electric telescopic rod is started, the rotating sleeve firstly rotates by a certain angle under the action of the lifting ring, then the two protection frames are separa