1 results about "Color graphics" patented technology

The present application discloses a kind of steel seal device capable of covering color graphics, aims at solving the steel seal currently used can only cover the raised text, numbers and patterns, but there is no color deficiency.The application includes rack and oil storage cylinder, piston is installed in the oil storage cylinder, pressure chamber is formed below the piston in the oil storage cylinder, driving mechanism is installed on the rack, driving mechanism drives the lifting movement of oil storage cylinder and piston, seal negative mold and oil storage pad are installed at the lower end of the oil storage cylinder, oil storage pad is placed on the upper surface of seal negative mold, and capillary hole is provided on the seal negative mold;Oil storage cylinder and piston move downward, the pressure in pressure chamber increases, oil storage cylinder and piston move upward, and the pressure in pressure chamber decreases.The steel seal device of the present application not only can cover the raised text, numbers and patterns, but also can make the printed text, numbers and patterns have color, so as to print color 3D graphics seal.