The utility model discloses a vertical rubber covered roller die and belongs to the technical field of rubber covered roller equipment manufacture. The vertical rubber covered roller die comprises a cylinder wall, a base and an upper cover, wherein the cylinder wall has a dumbbell-shaped cylindrical structure with two open ends, hollow interior and two end head projections, the cylinder wall is cut into the left and right symmetrical parts of a cylinder wall A and a cylinder wall B, and a positioning device for the cylinder wall and a roller core is arranged on the upper surface of the base and the lower surface of the upper cover. The purposes of accurately positioning the roller core in the rubber covered roller and processing the rubber covered roller with the projections at the two ends by a pouring technical method can be achieved, the working allowance is small, raw material wastes cannot be caused, and the production cost is reduced.