Fecha de publicación: 23/06/2023 Fuente: WIPO "circular economy" The invention discloses a cooling device for a die-casting die, and relates to the technical field of die-casting dies, the cooling device comprises a box body, the front side of the box body is fixedly connected with a control panel, the top of the box body is fixedly connected with a supporting column, the top of the supporting column is fixedly connected with a top plate, and the top of the top plate is fixedly connected with a hydraulic cylinder; the output end of the hydraulic cylinder is fixedly connected with a hydraulic telescopic rod, the top of the box body is provided with a cooling mechanism, a pre-cooling mechanism and a mounting mechanism, and the end, away from the hydraulic cylinder, of the hydraulic telescopic rod is fixedly connected with a die casting device body. By arranging the cooling mechanism, the problems that a water washing cooling method is large in water consumption and not environmentally friendly enough are solved, by arranging the pre-cooling mechanism, the situation that when the surface temperature of a mold is too high, the mold is directly immersed into the cooling tank for cooling, water in the cooling tank is boiled and splashed, and workers are scalded is avoided, and by arranging the mounting mechanism, the application range of the device is widened.