Cooling device for automobile part machining die

The utility model relates to the technical field of mold cooling, and discloses a cooling device for an automobile part machining mold, which comprises a box body, a water storage tank and a water tank, a motor is fixedly installed at the bottom end of the box body, a transmission shaft at the top end of the motor is arranged on the inner side of the box body, supporting rods are fixedly welded to the outer wall of the periphery of the transmission shaft and located in the box body, water storage tanks are fixedly welded to the outer walls of the supporting rods, the number of the water storage tanks is four, and electromagnetic valves are fixedly installed at water outlets in the bottoms of the water storage tanks. A water tank is fixedly installed at the lower left corner of the inner side of the box body. According to the technical scheme, the four groups of water storage tanks can be driven to rotate through the motor, so that cooling water in each group of water storage tanks can be sequentially used, an