Welding device for filter disc production

The utility model relates to a welding device for filter disc production, and belongs to the technical field of filter disc welding. In order to solve the problem that an existing filter disc welding device cannot cool a welded disc, the following technical scheme is provided, the filter disc welding device comprises a fixing plate and supporting rods, the top of the fixing plate is provided with four sets of supporting rods, and the inner sides of the four sets of supporting rods are provided with a bearing plate; an electric telescopic rod is installed at the bottom of the bearing plate, and a first motor is installed at the tail end of the electric telescopic rod. The electric telescopic rod, the first motor, the rotating rod and the fan blades are installed on the bearing plate, the output space of the fan blades is adjusted through the electric telescopic rod by externally connecting a control component, the first motor transmits rotating force into the rotating rod through the electromagnetic effect, an