INTAGLIO PRINTING PRESS AND METHOD FOR CURRENT CONTROL OF ITS OPERATION Russian patent published in 2017 - IPC B41F33/00 

FIELD: printing industry.

SUBSTANCE: intaglio printing press comprises a printing roll carrying one or more printing plates and a printing cylinder interacting with the printing roll, with a printing contact area between the printing roll and the printing cylinder. Each of the printing roll and the printing cylinder comprises one or more cylinder recesses and a corresponding number of cylinder segments. The printing roll and the printing cylinder, during printing operations, are in rolling contact with each other along their respective cylinder segments, in the absence of cylinder recesses in the area of printed contact. The intaglio printing press also includes a monitoring system configured to perform current monitoring of the condition of the printing cylinder rolling with respect to the printing roll, and an indication of whether or not the rolling state corresponds to the desired rolling state. The desired rolling state is a rolling state corresponding to the correct rolling of the printing cylinder with respect to the printing roll with no slip between the circumferential surface of the printing cylinder and the circumferential surface of the printing roll.

EFFECT: improved printing quality.

15 cl, 10 dwg