Ceramic coating accurate grinding sand strip mold

The utility model discloses a ceramic coating accurate grinding sand strip mould, which relates to the field of ceramic coating accurate grinding, and comprises an upper mould, the top of the upper mould is movably connected with a limiting block, the center of the bottom of the limiting block is fixedly connected with a first fixing column, and the bottoms of the front surface and the back surface of the first fixing column are symmetrically and fixedly connected with sliding blocks; limiting assemblies are symmetrically and movably connected to the left side and the right side of the bottom of the upper mold, a lower mold is arranged at the bottom of the upper mold, a sewer pipe is fixedly connected to the center of the bottom of the upper mold, an adaptive groove is formed in the front face of the top of the lower mold, and a drainage pipe is fixedly connected to the bottom of the front face of the lower mold. The back face of the top of the lower mold is fixedly connected with a water conveying pipe. Acco