| 摘要 |
<p>Sheet-fed rotary offset printing machine has several printing assemblies arranged in series with transfer drums and feed drums positioned between them. At least one of the drums (10, 11, 14) associated with a printing cylinder has clamps e.g. two rotatable clamping spindles (17, 18) for attaching a rubber blanket. The swivable drum is mounted in a double accentric sleeve and can be adjusted relative to the printing cylinder. During printing, the transfer drums (10, 11) of the feed drum (14) is adjusted relative to the printing cylinder by one of the double eccentrics while the second controls the necessary pressure.</p> |
