| 摘要 |
<p>The invention falls within the sector of rotogravure printing presses and more precisely refers to the printing group (2) which is provided with a device (8) for adjusting a doctor (7) which acts on an impression cylinder (5). The adjusting device (8) is structured so as to be controlled by a processor on which the value of the diameter of the impression cylinder and the value of the working angle of the doctor on the cylinder are preset. The printing group (2) is completely enclosed between walls which create a space inside which nozzles (41, 42, 45 and 46) for washing the entire printing group and, in particular the doctor, are housed.</p> |
