PRINTING MACHINE WITH MODULAR ADDITIONAL PRINTING GROUP Russian patent published in 2011 - IPC B41F11/02 

FIELD: printing industry.

SUBSTANCE: invention relates to the field of printing. Proposed roll or sheet printing machine for valuable papers, in particular, bank notes, comprises frame of machine, where the main printing group, besides, printing machine additionally comprises additional printing group, independent on the main printing group arranged in front of the main printing group relative to direction of cloth or sheets displacement, to do additional printing on valuable papers prior to printing made by specified main printing group. Additional printing group comprises dye module, comprising at least one dyeing device, and printing module comprising layout of cylinders, including multiple cylinders, besides, printing module is arranged between dye module and frame of printing machine. Additional printing group is arranged so that printing module may be disconnected from dye module and frame of machine for replacement with other printing module so that it is not required to remove specified dye module from printing machine.

EFFECT: invention makes it possible to improve flexibility of printing device application.

15 cl, 3 dwg