Injection mold with efficient cooling function

The injection mold comprises a cooling seat and a mold body located in the cooling seat, a cooling cavity with an upward opening is formed in the cooling seat, a mounting frame is arranged at the upper end of the cooling cavity, and a lifting device for controlling the mounting frame to move up and down is arranged on the cooling seat; the die body comprises an upper die and a lower die, a water collecting ring strip is mounted at the upper end of the upper die, and a protective ring cover sleeves the joint of the upper die and the lower die; an integrally-connected separation ring base is arranged in the cooling base, a spiral curved pipe is arranged in the separation ring base, the mold body is located in the spiral curved pipe, the upper end of the spiral curved pipe is connected with a flow dividing pipe, and the two ends of the flow dividing pipe face the interior and the exterior of the separation ring base correspondingly. The mold body is gradually cooled through three stages, the speed reduction rate