Intaglio printing press

An intaglio printing press, comprising:

• a first intaglio printing unit, which performs intaglio printing on one surface of a sheet;
• first drying means, which dries said one surface of the sheet, on which intaglio printing is performed by the first intaglio printing unit;
• a second intaglio printing unit, which performs intaglio printing on the sheet having been dried by the first drying means;
• and
• printing surface switching means, which transfers the sheet from the first intaglio printing unit to the second intaglio printing unit in a manner that a surface of the sheet on which the second intaglio printing unit performs intaglio printing can be switched between any one of said one surface and the other surface of the sheet,
• wherein each of the first intaglio printing unit and the second intaglio printing unit includes,
• an impression cylinder, which holds the sheet,
• an intaglio cylinder, which is in direct contact with the impression cylinder, and which performs printing on the sheet held by the impression cylinder,
• an inking device, which supplies ink to the intaglio cylinder, and
• any one of a doctor and a wiping device, which removes excess ink adhering on a surface of the intaglio cylinder, and
• wherein the impression cylinder of the first intaglio printing unit and the impression cylinder of the second intaglio printing unit are connected only through cylinders.