| 摘要 |
<P>PROBLEM TO BE SOLVED: To reduce deterioration of printing quality in waterless plate printing using water-based ink. <P>SOLUTION: This printing machine 1 is used for the waterless plate printing using the water-based ink. The printing machine 1 comprises a first temperature and humidity regulating means 20A in the vicinity of a plate cylinder 13 provided with a plate 5, and with a second temperature and humidity regulating means 20B in the vicinity of a blanket cylinder 14 provided with a blanket 7. Based on the information on temperature and humidity from a first temperature and humidity sensor 40A provided in the vicinity of the plate cylinder 13 and from a second temperature and humidity sensor 40B provided in the vicinity of the blanket cylinder 14, the first or second temperature and humidity regulating means 20A or 20B is controlled so as to regulate the temperature and the water content of ink 6 of the plate 5 or the blanket 7. <P>COPYRIGHT: (C)2007,JPO&INPIT |
