Cooling device for side mold of cast wheel mold

Abstract

Disclosed is an improved side mold cooling device for a cast wheel mold. The back cavity of a side mold is provided with one to three air holes, red copper is casted in the air holes, a groove body corresponding to a window is provided in the back cavity of the side mold, a main air pipe is annular and concentric with the outer diameter of a wheel, and two ends of the main air pipe are sealed by plug welding; an air pipe connector is welded on the outer side of the main air pipe, and the air pipe connector is connected with an external compressed air storage device; air claws are welded on the inner side of the main air pipe, correspond to hot spots of spokes and are as many as the air holes in the back cavity of the side mold.

What is claimed is: 
     
         1 . An improved cooling device for a side mold of a cast wheel mold, comprising an air pipe system and red copper, wherein air holes are provided at the positions in the back cavity of a side mold corresponding to spokes, the red copper is casted in the air holes, and a groove body corresponding to a window is provided in the back cavity of the side mold. 
     
     
         2 . The improved cooling device for a side mold of a cast wheel mold according to  claim 1 , wherein the roots of the air holes are spaced 8-10 mm from a cavity surface, the quantity of the air holes is 1 to 3, the thickness of the red copper casted in the air holes is 5-8 mm, and the root of the groove body is spaced 8-10 mm from the cavity surface. 
     
     
         3 . The improved cooling device for a side mold of a cast wheel mold according to  claim 1 , wherein the air pipe system comprises an air pipe connector, a main air pipe, air claws and air outlets; the main air pipe is annular and concentric with the outer diameter of a wheel, and two ends of the main air pipe are sealed by plug welding; the air pipe connector is welded on the outer side of the main air pipe, and the air pipe connector is connected with an external compressed air storage device; the air claws are welded on the inner side of the main air pipe, correspond to hot spots of the spokes and are as many as the air holes in the back cavity of the side mold. 
     
     
         4 . The improved cooling device for a side mold of a cast wheel mold according to  claim 2 , wherein the ends of the air claws are spaced 5 mm from the end face of the red copper; the position on the main air pipe corresponding to the groove body is provided with the air outlets, diameters of which are 2-4 mm and intervals of which are 20-30 mm.