Liquid silica gel mold with cooling runner

The utility model provides a liquid silica gel mold with a cooling runner, and particularly relates to the field of liquid silica gel molds. The problems that in the prior art, automatic positioning cannot be achieved, the protection performance is poor, the using effect of an upper mold and a lower mold is affected, the upper mold and the lower mold cannot be attached, and the liquid silica gel forming effect is affected are solved. Comprising an upper mold and a lower mold, mold cavities are formed in the two sides of the upper end of the lower mold, cooling cavities are formed in the positions, located on the outer sides of the mold cavities, of the upper end of the lower mold, cooling pipes are arranged in inner cavities of the cooling cavities, the upper ends of the rear sides of the cooling pipes communicate with water inlet pipes, and the back faces of the water inlet pipes penetrate through the upper ends of the back faces of the lower mold; the front face of the water outlet pipe penetrates through t