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    • 1. 发明公开
    • Ink-furnishing apparatus
    • Vorrichtung zumZuführenvon Farbe
    • EP0749832A1
    • 1996-12-27
    • EP95308939.8
    • 1995-12-08
    • KABUSHIKI KAISHA TOKYO KIKAI SEISAKUSHO
    • Uera, YoshinoriIchizawa, TaiichiYoshizawa, KohjiIijima, Takashi
    • B41F31/00
    • B41F31/00
    • An ink furnishing apparatus is capable of furnishing relative high viscosity ink in keyless ink furnishing. The apparatus operates in such a manner that an ink drawn from an ink fountain (1) by rotation of a fountain roller (2) and having a thickness corresponding to a first gap (13) is supplied to the peripheral surface with compression by passing through a second gap (33), is provided fluidity by compression and disrupter through contact between the peripheral surfaces of an uneven surface roller (3) and an intermediate roller (4) and contact between the peripheral surfaces of the intermediate roller (4) and a metering roller (5) for supplying to the peripheral surface of the metering roller, the excess amount of ink on the peripheral surface of the metering roller is scraped off by a doctor means (61) and returned to the ink fountain for supplying substantially uniform amount of ink at any axial position of the metering roller to a printing plate on a plate cylinder (8) via the peripheral surface of the form roller (7).
    • 一种油墨装置能够在无钥匙油墨装置中提供相对高粘度的油墨。 该装置的工作方式是通过墨斗辊(2)旋转并且具有对应于第一间隙(13)的厚度的从墨斗(1)中抽出的油墨的方式通过通过压力被提供给周边表面 第二间隙(33)通过压缩和破坏器通过不平坦表面辊(3)的周面与中间辊(4)之间的接触提供流动性,并且在中间辊(4)的外围表面和 计量辊(5),用于向计量辊的周面供给,计量辊的周面上的多余的墨水被刮刀装置(61)刮掉,并返回到墨斗,以提供大致均匀的量 的油墨在计量辊的任何轴向位置通过成形辊(7)的周面到印版滚筒(8)上的印版。
    • 4. 发明公开
    • Safety device for a rotary printing press
    • Schutzvorrichtungfüreine Rotationsdruckmaschine
    • EP1336483A1
    • 2003-08-20
    • EP02257786.0
    • 2002-11-11
    • KABUSHIKI KAISHA TOKYO KIKAI SEISAKUSHO
    • Takebayashi, TakashiTakenouchi, MasashiYoshizawa, Kohji
    • B41F33/00F16P1/00B65H26/00
    • B41F13/42B65H26/00B65H2407/10F16P1/005
    • A safety device for rotary printing press is provided in which, if a blanket cylinder and a plate cylinder move a little larger, a gap between surfaces of the cylinders and guard member can be maintained to be less than a predetermined value and the function of safety protection is kept properly. In a safety device provided at the feeding side of an in-running nip formed by a rotary body in which the center of the rotation of the rotary body can be displaceable in position, the safety device comprising: a guard member 40 movably positioned in the vicinity of an outer circumferential surface of the rotary body; a guard member displacement means 1, 2, 3 positioned between the rotary body and the guard member for making the guard member displace in accordance with the displacement of the center of the rotation of the rotary body; and wherein a gap between the outer circumferential surface of the rotary body and the guard member is set to be substantially constant in spite of the movement or shift of the center of the rotation of the rotary body.
    • 提供了一种用于旋转印刷机的安全装置,其中如果橡皮布滚筒和印版滚筒移动一点点,则可以将滚筒和保护件的表面之间的间隙保持在小于预定值并且安全的功能 保护措施保持正常。 在设置在由旋转体形成的行进夹持器的进给侧的安全装置中,旋转体的旋转中心可以在其位置移动,该安全装置包括:保护构件40,其可移动地定位在 旋转体的外周面附近; 位于所述旋转体和所述防护构件之间的防护构件位移构件1,2,3,用于使所述防护构件根据所述旋转体的旋转中心的位移而移位; 并且其中,尽管旋转体的旋转中心的移动或移动,旋转体的外周表面和防护构件之间的间隙被设定为基本上恒定。
    • 5. 发明公开
    • Blanket cylinder providing for ready mounting and dismounting of a blanket
    • Gummituchzylinder zur Erleichterung des Aufsetzens und Abnehmens eines Gummiztuches
    • EP1172207A1
    • 2002-01-16
    • EP01114549.7
    • 2001-06-18
    • KABUSHIKI KAISHA TOKYO KIKAI SEISAKUSHO
    • Yoshizawa, KohjiYoneta, MutsuhitoHachiya, Tadashi
    • B41F30/04
    • B41F30/04
    • A blanket cylinder for use in offset lithography in combination with a blanket assembly (T) including a blanket (28) and a carrier sheet (C) therefor. The carrier sheet of the blanket assembly has a major portion (20) to which the blanket is attached, a first flange (21) at an acute angle to the major portion, a second flange (27) at an obtuse angle to the major portion and a rim (23) at an acute angle to the second flange. The blanket cylinder comprises a cylinder assembly (B) having formed therein an undercut groove (7) with an entrance slot (6) bounded by and between a first (24) and a second (25) longitudinal edge, the first longitudinal edge being cross-sectionally shaped to be engaged by the first flange (21) of the carrier sheet (C), and a retainer spindle (12) mounted in the undercut groove in the cylinder assembly for bidirectional rotation therein.
      In order to hold the blanket assembly (T) closely wrapped around the cylinder assembly (B), the retainer spindle (12) is cross-sectionally shaped to include a pull-in hook (16) for engaging the rim (23) of the carrier sheet (C) in order to pull the second flange (27) thereof into the undercut groove (7) with the rotation of the retainer spindle in a first direction, and a push-out ledge (28) for abutment against the rim (23) of the carrier sheet in order to push the second flange (27) out the undercut groove with the rotation of the retainer spindle in a second direction. The retainer spindle (12) is biased by a pair of torsion springs (17, 18) to turn in the first direction.
    • 一种用于胶版印刷的橡皮布滚筒,其与包括橡皮布(28)和其载体片(C)的橡皮布组件(T)组合。 橡皮布组件的承载片具有主要部分(20),橡皮布附接到该主体部分,与主要部分成锐角的第一凸缘(21),与主要部分成钝角的第二凸缘(27) 和与第二凸缘成锐角的边缘(23)。 橡皮滚筒包括在其中形成有底切槽(7)的气缸组件(B),其具有由第一(24)和第二(25)纵向边缘之间并且在第一(24)和第二(25)纵向边缘之间限定的入口槽(6),第一纵向边缘是交叉 (C)的第一凸缘(21)接合,以及安装在气缸组件中的底切槽中的保持器轴(12),用于在其中双向旋转。 为了保持围绕气缸组件(B)紧密地包裹的橡皮布组件(T),保持器轴(12)是横截面形状的,以包括用于接合(2)的边缘(23)的拉入钩(16) 承载板(C),以便随着保持器心轴沿第一方向的旋转而将第二凸缘(27)拉入底切槽(7),以及用于抵靠轮辋的推出凸缘(28) 以使第二凸缘(27)沿第二方向按压保持架主轴的旋转而推出底切槽。 保持架主轴(12)被一对扭簧(17,18)偏压以沿第一方向转动。
    • 8. 发明公开
    • Ink-furnishing apparatus
    • Farbzuführvorrichtung
    • EP0752311A3
    • 1998-04-22
    • EP95308940.6
    • 1995-12-08
    • KABUSHIKI KAISHA TOKYO KIKAI SEISAKUSHO
    • Uera, YoshinoriIchizawa, TaiichiYoshizawa, KohjiIijima, Takashi
    • B41F31/00B41F31/20
    • B41F31/00B41F31/04
    • An ink furnishing apparatus for a printing press for performing printing by furnishing an ink to a printing plate on a plate cylinder is selectively operable in an entire surface ink furnishing mode, in which a first gap is held fully opened, the doctor means is placed in contact with the metering roller, ink drawn through the fully opened first gap in a thickness corresponding to the first gap by rotation of the fountain roller, is furnished an excess amount of ink onto the peripheral surface of the metering roller, the extra amount of ink on the peripheral surface is scraped off by means of the doctor means contacting with the peripheral surface of the metering roller to return to the ink fountain, and the ink is furnished onto a printing plate in a plate cylinder via the peripheral surface of the form roller in substantially uniform amount over entire position along the axis of the metering roller, and in a local ink furnishing mode, in which the first gap is adjusted to be narrower to the necessary size with respect to separated zones by adjusting means, the doctor means is released away from the peripheral surface of the metering roller, the ink drawn from the ink fountain by rotation of the fountain roller per each separated zones in the desired thickness is furnished on the peripheral surface of the metering roller in the amount corresponding to the thickness of the ink at each zone passed through a second gap, and the ink furnished on the peripheral surface of the metering roller is transferred to the printing plate on the plate cylinder via the peripheral surface of the form roller.
    • 9. 发明公开
    • Ink-furnishing apparatus with dehydration
    • Farbvorrichtung mitEntwässerung
    • EP0761437A1
    • 1997-03-12
    • EP95308941.4
    • 1995-12-08
    • KABUSHIKI KAISHA TOKYO KIKAI SEISAKUSHO
    • Uera, YoshinoriIchizawa, TaiichiYoshizawa, KohjiIijima, Takashi
    • B41F31/00
    • B41F31/007
    • An ink furnishing apparatus in a lithographic printing press performs printing by furnishing relatively high viscous ink and a dampening water on a printing plate on a plate cylinder. The apparatus includes a water receptacle for downwardly opening a space from the position of a first gap on the peripheral surface of the fountain roller to the position of a second gap with the metering roller via the peripheral surface of downstream side in the rotating direction, and arranging a upper portion opened vessel at a position opposing to the downwardly opened space. Upon drawing out the ink deposited on the peripheral surface of the fountain roller through the first gap by rotation of the fountain roller, a first shearing force being exerted on the ink. On the other hand, upon transition of ink from the peripheral surface of the fountain roller to the peripheral surface of the metering roller acoss the second gap, a second shearing force being exected on the ink due to a difference of peripheral speeds of the fountain roller and the metering roller for separating a water in the ink to collect the separated water in the vessel of the water receptacle means.
    • 平版印刷机中的墨水装置通过在印版滚筒上的印版上提供相对较高的粘性油墨和润版水来进行印刷。 该装置包括一个水容器,用于从旋转方向的下游侧的周面向下打开从供墨辊的圆周表面上的第一间隙的位置到与计量辊的第二间隙的位置的空间,以及 将上部打开的容器布置在与向下打开的空间相对的位置处。 当通过墨斗辊的转动通过第一间隙抽出沉积在墨斗辊的圆周表面上的墨水时,施加在墨水上的第一剪切力。 另一方面,在墨水从墨斗辊的外周表面转移到计量辊的圆周表面上之后,第二间隙会由于墨斗辊的圆周速度差而在油墨上喷出第二剪切力 以及计量辊,用于分离墨水中的水以收集在水容器装置的容器中的分离的水。
    • 10. 发明公开
    • Ink-furnishing apparatus
    • Farbzuführvorrichtung
    • EP0752311A2
    • 1997-01-08
    • EP95308940.6
    • 1995-12-08
    • KABUSHIKI KAISHA TOKYO KIKAI SEISAKUSHO
    • Uera, YoshinoriIchizawa, TaiichiYoshizawa, KohjiIijima, Takashi
    • B41F31/00B41F31/20
    • B41F31/00B41F31/04
    • An ink furnishing apparatus for a printing press for performing printing by furnishing an ink to a printing plate on a plate cylinder is selectively operable in an entire surface ink furnishing mode, in which a first gap is held fully opened, the doctor means is placed in contact with the metering roller, ink drawn through the fully opened first gap in a thickness corresponding to the first gap by rotation of the fountain roller, is furnished an excess amount of ink onto the peripheral surface of the metering roller, the extra amount of ink on the peripheral surface is scraped off by means of the doctor means contacting with the peripheral surface of the metering roller to return to the ink fountain, and the ink is furnished onto a printing plate in a plate cylinder via the peripheral surface of the form roller in substantially uniform amount over entire position along the axis of the metering roller, and in a local ink furnishing mode, in which the first gap is adjusted to be narrower to the necessary size with respect to separated zones by adjusting means, the doctor means is released away from the peripheral surface of the metering roller, the ink drawn from the ink fountain by rotation of the fountain roller per each separated zones in the desired thickness is furnished on the peripheral surface of the metering roller in the amount corresponding to the thickness of the ink at each zone passed through a second gap, and the ink furnished on the peripheral surface of the metering roller is transferred to the printing plate on the plate cylinder via the peripheral surface of the form roller.
    • 用于通过向印版滚筒上的印版提供油墨来进行印刷的印刷机的墨水装置可以在整个表面墨水装置模式中选择性地操作,其中第一间隙保持完全打开,医生装置被放置在 与计量辊接触,通过墨斗辊的旋转以与第一间隙对应的厚度通过完全打开的第一间隙的油墨被供给到计量辊的外周表面上的额外量的墨水 通过与计量辊的周边表面接触的刮刀装置将外周表面刮掉以返回到墨斗,并将油墨经由成形辊的圆周表面设置在印版滚筒中的印版上 在沿着计量辊的轴线的整个位置上具有基本均匀的量,并且在局部墨水装置模式中,其中第一间隙被调节为更窄 通过调节装置相对于分离区域的必要尺寸,刮刀装置从计量辊的外周表面释放,通过每个分离区域以所需厚度的墨斗辊旋转从墨斗吸取的墨水是 以与通过第二间隙的每个区域上的墨水的厚度相对应的量配置在计量辊的圆周表面上,并且设置在计量辊的圆周表面上的墨水被转印到印版滚筒上的印版 通过成型辊的周边表面。