Punch forming over-current ultraviolet sterilizer and manufacturing process for sterilization device of punch forming over-current ultraviolet sterilizer

The invention provides a punch forming over-current ultraviolet sterilizer which comprises a sterilization device and a distribution box, wherein the sterilization device comprises a main body provided with a water inlet and a water outlet for mounting of a water inlet device and a water outlet device and ultraviolet lamp tube sleeves; ends in structural symmetry are arranged at the two ends of the main body; the ends are punch forming ends; a plurality of benchmark stages uniformly distributed are arranged at the ends; a through hole is formed in each benchmark stage; a wire end used for arrangement of a sealing sleeve is arranged on each benchmark stage through welding; the ultraviolet lamp tube sleeves are arranged on the two benchmark stages, the ends of which are symmetrical; the distribution box is connected with the ultraviolet lamp tube sleeves and arranged below the main body through a barrel bracket; a manufacturing process for the sterilization device of the sterilizer comprises the following steps: primary punching and secondary punching of the ends, spinning forming of the ends, punch forming of the water inlet and the water outlet, welding, assembling and the like. Through the design, batch production of the sterilizer is realized, the quality of the sterilizer is improved, the production cost is reduced and later maintenance is facilitated.