Perforating device for refrigeration accessories

The punching device for the refrigeration accessories belongs to the technical field of refrigeration accessory machining and comprises a workbench and an L-shaped support installed on the upper surface of the workbench, an electric push rod is installed on the lower surface of the L-shaped support, and a fixing frame with openings in the front side face and the rear side face is installed at the end of an output shaft of the electric push rod. A sleeve frame is slidably mounted in the fixed frame, the sleeve frame is connected with the fixed frame in a sleeving manner, a U-shaped plate is mounted on the lower surface of the sleeve frame, and a circular hole is formed in the U-shaped plate; according to the punching device for the refrigeration accessories, through the arrangement of a sleeve frame and a U-shaped plate, punching cones are fixed through the U-shaped plate, the positions of the punching cones are adjusted through the sliding effect of the sleeve frame in a fixing frame, the distance between eve