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公开(公告)号:US20070012205A1
公开(公告)日:2007-01-18
申请号:US11488327
申请日:2006-07-18
IPC分类号: B41F13/56
CPC分类号: B65H20/02 , B41F22/00 , B41F35/007 , B65H2301/121 , B65H2301/517 , B65H2404/14 , B65H2406/33 , B65H2601/251 , B65H2801/21
摘要: A rotary printing machine is provided which includes at least one printing unit suitable for printing on a continuous printing web of material to be printed and a cutting device which is suitable for cutting the web printed by the printing unit. The rotary printing machine further includes a traction device which is located downstream of the printing unit that is furthest downstream, and upstream of the cutting device. The traction device is suitable for applying a predetermined mechanical tension to the printed web being discharged from the printing unit that is furthest downstream.
摘要翻译: 提供了一种旋转印刷机,其包括适于在待印刷的材料的连续印刷幅材上进行印刷的至少一个印刷单元和适于切割由印刷单元印刷的幅材的切割装置。 旋转印刷机还包括位于最下游的印刷单元的下游以及切割装置上游的牵引装置。 该牵引装置适用于将预定的机械张力施加到从最下游的印刷单元排出的已打印纸幅。
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公开(公告)号:US20100064917A1
公开(公告)日:2010-03-18
申请号:US12516344
申请日:2006-11-24
CPC分类号: B41F13/02 , B41F13/08 , B41F22/00 , B41F23/04 , B41F23/0413 , B41F35/00 , B65H20/02 , B65H2301/517 , B65H2406/33 , B65H2601/251 , B65H2801/21
摘要: A rotary printing press is provided. The rotary printing press includes a continuous printing web of material to be printed, at least one printing unit for printing on the printing web, and a cutting device for cutting the web printed by the printing unit. The rotary printing press further includes a traction device located downstream of the furthest downstream printing unit and upstream of the cutting device. The traction device is for applying a predetermined mechanical tension to the printed web discharged from the furthest downstream printing unit and the printing web is a coated paper web. A method for printing is also provided.
摘要翻译: 提供了一种旋转印刷机。 旋转印刷机包括要印刷的材料的连续印刷幅材,用于在印刷幅材上印刷的至少一个印刷单元和用于切割由印刷单元印刷的幅材的切割装置。 旋转印刷机还包括位于最下游印刷单元的下游和切割装置上游的牵引装置。 牵引装置用于对从最远的下游印刷单元排出的印刷织物施加预定的机械张力,并且印刷幅材是涂布纸幅。 还提供了一种打印方法。
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3.
公开(公告)号:US06668723B2
公开(公告)日:2003-12-30
申请号:US09989048
申请日:2001-11-20
IPC分类号: B41M300
CPC分类号: B41F33/0054 , B41P2233/11 , B41P2233/12
摘要: A method for regulating the ink-to-wetting agent equilibrium in a rotary offset printing machine, the wetting agent quantity being determined especially using the signals of a sensor which measures the light reflectance of an area on the printing form of the rotary printing machine that is wetted by a wetting agent. The method includes: presetting the wetting agent quantity supplied to the printing form, calibrating the wetting agent quantity supplied at an ink quantity that is essentially kept constant, adjusting the wetting agent quantity to a wetting agent quantity setpoint value that is characteristic for the specific print job, increasing or decreasing the ink quantity from an ink quantity setpoint value to an ink quantity target value that is desirable for the printing job to be processed, and a corresponding increasing or decreasing of the wetting agent quantity setpoint value in the same direction to a wetting agent quantity target value, and regulating the supplied wetting agent quantity in a closed control loop as a function of the wetting agent quantity target value.
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