At present, the laser cladding technology has developed rapidly and is becoming more and more mature, and is moving towards the stage of promotion and application. Wanshunxing laser cladding head ND451, the internal structure of the cladding head is completely sealed, which can prevent the optical part from being polluted by dust. Adopt built-in protective lens protective gas structure design, effectively protect the lens. The protective lens adopts a drawer structure, which is easy to replace. It can be equipped with various semiconductor lasers with QBH connectors. Equipped with water cooling device to improve product quality. Rich focus configuration, can be customized to meet different customer needs.