Ball screw high-temperature welding equipment and method

The invention discloses ball screw high-temperature welding equipment and method, and relates to the technical field of lead screw machining, the ball screw high-temperature welding equipment comprises a first supporting plate and a second supporting plate, the second supporting plate is arranged on one side of the first supporting plate in parallel, and sliding grooves are formed in the sides, close to each other, of the first supporting plate and the second supporting plate correspondingly; wherein one sliding groove penetrates through the other side of the second supporting plate, two first fixing plates are arranged on the side, close to the second supporting plate, of the first supporting plate, two lead screws needing to be welded are placed in two rotating cylinders correspondingly, and when the lead screws penetrate through the rotating cylinders, steel wire layers in the rotating cylinders can wipe outer rings of the lead screws; impurities and dust before welding are reduced, the welding procedure i