Sheet-fed press with impression cylinder having air suction mechanism

摘要

A sheet-fed press is disclosed which comprises: an ink-distribution system; a plate cylinder for supporting a plate; a paper feeding means; an impression cylinder for supporting the fed printing paper; an air passage provided in the impression cylinder; a paper attracting for attracting the printing paper which is connected to the air passage so as to hold the printing paper with the suction of the air in the air passage; and an air suction mechanism which is connected to the air passage so as to suck the air in the air passage while the means for attracting the printing paper is moved with the rotation of the impression cylinder from the position facing the leading edge portion of the printing paper at least to the printing position on the impression cylinder.