Internal mold mounting system

The utility model provides an internal mold installation system which comprises a first track arranged on one side, away from a reinforcement cage, of an end mold, and the extending direction of the first track is perpendicular to the working face of the end mold; the second rail is detachably arranged in the cabin space of the reinforcement cage, the second rail and the first rail are coaxially arranged, and the end of the second rail is in butt joint with the first rail; and the walking device is connected with the inner mold and can move along the first track and the second track. According to the internal mold mounting system, in the process of mounting and dismounting the internal mold, direct carrying and hoisting of the internal mold are avoided, the weight and the appearance of the second track are relatively small, and the labor intensity of workers can be reduced. The gap between the second track and the reinforcement cage cabin space is large, the walking device can be guided through the arrangemen