| abstract |
An apparatus for printing on a substrate in a roll-to-roll manner according to one embodiment of the present application for reducing printing pressure variation of a printing nip and uniformizing printing pressure, includes an ink supply member for supplying printing ink, and the corresponding ink A blanket copper (30) for transferring a portion of the ink supplied from the supply member and applied to the surface to the substrate, a plate copper (40) for removing a portion of the ink applied to the surface of the blanket copper (30), and the blanket The base 46 to which the copper 30 is fixed, the slider 44 supporting the plate 40, and moving on the base 46, and the movement resistance of the slider 44 to the base 46 It is provided with a movement resistance reduction device 80 for reducing the pressure, and a plate motion nip device 42 for applying a nip pressure to the blanket copper 30 to the plate copper 40. |