Injection mold convenient to cool

The utility model relates to the technical field, and discloses an injection mold convenient to cool, which comprises a fixed mold, a movable mold I and a movable mold II, the movable mold I and the movable mold II are respectively arranged on two sides of the fixed mold, mold cavities are respectively arranged on two sides of the fixed mold, and the two mold cavities are respectively arranged corresponding to the movable mold I and the movable mold II. A water cooling pipe is further fixedly installed in the fixed mold and abuts against the side faces of the two mold cavities correspondingly, a baffle is fixedly installed at the top of the fixed mold, a first water hole and a second water hole which communicate with the two ends of the water cooling pipe are formed in the baffle, and a water cooling box is connected to the baffle in a sealed and sliding mode. According to the mold cooling device, the first water inlet, the second water inlet and the water outlet are formed in the bottom of the water cooling