Mold cooling water circulation structure

The utility model discloses a mold cooling water circulation structure which comprises a mounting seat, a mold core arranged on the mounting seat, a fixing plate for fixing the mold core, a water inlet pipe arranged on the mounting seat and a water outlet pipe arranged on the mounting seat, a first water through hole matched with the water inlet pipe and a second water through hole matched with the water outlet pipe are formed in the mounting seat; a cooling water pipe hole is formed in the mold core; cooling water can be conveyed into the mold core through the water inlet pipe and the first water through hole, then the mold core is cooled, mold sticking and strain caused by overheating of the mold core are prevented, the service life of the mold is prolonged, the product percent of pass is increased, the mold core can be replaced by detaching the fixing plate, and replacement is very convenient. 本实用新型公开了一种模具冷却水循环结构，包括安装座、设于所述安装座上的型芯、用于固定型芯的固定板、设于所述安装座上的进水管及设于所述安装座上的出水管，所述安装座上设有与进水管配合第一通水孔和与出水管配合的第二通水孔，所述型芯设有