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    • 3. 发明授权
    • Printing cylinder positioning device and method
    • 印版滚筒定位装置及方法
    • US5492062A
    • 1996-02-20
    • US436161
    • 1995-05-08
    • Craig S. HarrisGlenn A. GuaraldiBertrum S. Ramsay
    • Craig S. HarrisGlenn A. GuaraldiBertrum S. Ramsay
    • B41F13/004B41F33/00B41J1/32
    • B41F13/0045B41F33/00
    • A device (10) and a method for positioning a rotatable printing cylinder (16) for a printing press (12). A drive (24) can rotate the cylinder (16) about a cylinder axis (52) at relatively high and low speeds. A sensor (68) is positioned adjacent to the cylinder (16) for detecting rotational positions of the cylinder (16) and providing a signal which varies in response to detected rotational positions of the cylinder (16). A sensor exciting target (66) has first and second edges (74 and 76) at first and second ends, respectively, of a sector of the cylinder (16). The sensor (68) is aligned with the first edge (74) at a first rotational position of the cylinder (16) and is aligned with the second edge (76) at a second rotational position of the cylinder (16). A controller (56) controls the drive (24) in response to the signal from the sensor (68) to rotate the cylinder (16 ) at the relatively high speed when the sensor (68) is not aligned with a point on the sector and until the cylinder (16) reaches the first rotational position, to rotate the cylinder (16) at the relatively low speed when the sensor (68) is aligned with a point on the sector and until the cylinder (16) is at the second rotational position, and to cease rotation of the cylinder (16) when the cylinder (16) is at the second rotational position.
    • 一种用于定位用于印刷机(12)的可旋转印刷滚筒(16)的装置(10)和方法。 驱动器(24)可以以相对较高和低速度使气缸(16)围绕气缸轴线(52)旋转。 传感器(68)邻近气缸(16)定位,用于检测气缸(16)的旋转位置,并提供响应于检测到气缸(16)的旋转位置而变化的信号。 传感器激励目标(66)分别在气缸(16)的扇区的第一和第二端处具有第一和第二边缘(74和76)。 传感器(68)在气缸(16)的第一旋转位置处与第一边缘(74)对准,并且在气缸(16)的第二旋转位置处与第二边缘(76)对准。 当传感器(68)不与扇区上的点对准时,控制器(56)响应于来自传感器(68)的信号来控制驱动器(24)以以相对高的速度旋转气缸(16),并且 直到气缸(16)到达第一旋转位置时,当传感器(68)与扇形体上的点对准并且直到气缸(16)处于第二旋转位置时,以相对较低的速度旋转气缸(16) 并且当气缸(16)处于第二旋转位置时停止气缸(16)的旋转。
    • 4. 发明授权
    • Printing press with web breaking assembly
    • 印刷机与卷筒纸断裂装配
    • US5365843A
    • 1994-11-22
    • US67662
    • 1993-05-26
    • Harold B. HouseHubert J. WatsonJeffrey S. Upchurch
    • Harold B. HouseHubert J. WatsonJeffrey S. Upchurch
    • B65H26/02B41F13/54B41F33/18B65H35/00B41F5/04
    • B41F33/18B41F13/54B41P2233/21
    • A web offset printing press (10) includes a motor and a gear train (106) for moving a web (14) along a path of movement extending through the press (10). The press (10) further includes an elongated punch member (130), a die member (30), and a pressure cylinder (112) for moving the punch member (130) back and forth between a retracted position and an extended position. The punch member (130) is spaced from the path of movement of the web (14) when in the retracted position, and extends across the path of movement of the web (14) and into an opening (122) in the die member (30) when in the extended position. The punch member (130) is moved from the retracted position to the extended position in response to detection of a fault condition by a web fault detecting assembly (100). The punch member (130) thus punches a hole (150) through the web (14) when a fault condition is detected in the web (14). The hole (150) in the web (14) enables the tension in the web (14) to tear the web (14) into separate sections (160, 162) so that lengthy sections of the web (14) do not become jammed in the press (10) when a fault condition arises.
    • 卷筒纸胶版印刷机(10)包括电动机和用于沿延伸通过压机(10)的运动路径移动卷筒纸(14)的齿轮系(106)。 压力机(10)还包括一个细长的冲头构件(130),一个模具构件(30)和一个压力缸(112),用于在缩回位置和延伸位置之间来回移动冲头构件(130)。 当处于缩回位置时,冲头构件(130)与腹板(14)的运动路径间隔开,并延伸穿过腹板(14)的运动路径并进入模具构件中的开口(122) 30)当处于延伸位置时。 响应于由纸张故障检测组件(100)检测到故障状况,冲压部件(130)从缩回位置移动到伸出位置。 因此,当在网(14)中检测到故障条件时,冲头构件(130)因此穿过网(14)穿孔(150)。 腹板(14)中的孔(150)使得腹板(14)中的张力能够将腹板(14)撕裂成分开的部分(160,162),使得腹板(14)的长的部分不会卡在 当出现故障时按压(10)。
    • 5. 发明授权
    • Adjustable alignment device for printing plates
    • 印版可调对准装置
    • US5419248A
    • 1995-05-30
    • US208357
    • 1994-03-09
    • John M. Brotzman
    • John M. Brotzman
    • B41F27/12B41F13/16B41F27/00
    • B41F27/005B41F13/16Y10S101/36
    • The invention relates to a device for the aligning of printing plates (78) on a printing plate cylinder (10) for a rotary printing press. At least one bore (16) extends through the printing plate cylinder (10) in an axial direction. A movable actuating shaft (26) is disposed in the bore (16). Located in the shaft (26) are a plurality of ring-shaped tensioning and adjustment elements which are spaced apart from one another. The adjustment elements (36) have movable aligning elements/register pins (56) arranged thereon. The invention is characterized in that, for at least one adjustment element (36), an eccentric pin (21) extends between the adjustment element (15) and the register pin (19). The eccentric pin (21) is rotatable to move the register pin (19) along the adjustment element (15).
    • 本发明涉及一种用于将用于旋转印刷机的印版滚筒(10)上的印版(78)对准的装置。 至少一个孔(16)在轴向方向上延伸穿过印版滚筒(10)。 可动致动轴(26)设置在孔(16)中。 位于轴(26)中的是彼此间隔开的多个环形张紧和调节元件。 调节元件(36)具有布置在其上的可移动对准元件/对准销(56)。 本发明的特征在于,对于至少一个调节元件(36),偏心销(21)在调节元件(15)和对准销(19)之间延伸。 偏心销(21)可旋转以使调整销(19)沿调节元件(15)移动。
    • 6. 发明授权
    • Apparatus for preventing circumferential separation between a blanket
cylinder gear and a plate cylinder gear
    • 用于防止橡皮布圆筒齿轮和印版滚筒齿轮之间周向分隔的装置
    • US5357858A
    • 1994-10-25
    • US26470
    • 1993-03-04
    • Glenn A. GuaraldiCharles L. KrouseBrian J. Gentle
    • Glenn A. GuaraldiCharles L. KrouseBrian J. Gentle
    • B41F13/00B41F13/012B41F13/24F16H1/20F16H57/12B41F5/00
    • F16H57/12B41F13/012F16H2057/121Y10T74/19623
    • An apparatus for preventing circumferential separation of the meshing teeth (86, 72) of a blanket cylinder gear (84) and a plate cylinder gear (70) includes a first gear (92) having gear teeth (94) in meshing engagement with the gear teeth (86) of the blanket cylinder gear (84). The first gear (92) is rotatable about an axis. A second gear (108) is coaxial with the first gear (92) and is rotatable about the axis relative to the first gear(92). A third gear (136) has gear teeth (134) in meshing engagement with the gear teeth (132) on the second gear (108). A fourth gear (76) is coaxial and rotatable with the plate cylinder gear (72), and has gear teeth (78) in meshing engagement with the gear teeth (134) on the third gear (136). The apparatus further includes spring means (122) for biasing the first and second gears (92, 108) about their common axis in respective directions that are opposite to each other.
    • 用于防止橡皮布圆柱齿轮(84)和印版滚筒齿轮(70)的啮合齿(86,72)的周向分离的装置包括:第一齿轮(92),其具有与齿轮啮合的齿轮齿(94) 橡胶滚筒齿轮(84)的齿(86)。 第一齿轮(92)能够围绕轴线旋转。 第二齿轮(108)与第一齿轮(92)同轴并且可相对于第一齿轮(92)围绕轴线旋转。 第三齿轮(136)具有与第二齿轮(108)上的齿轮齿(132)啮合的齿轮齿(134)。 第四齿轮(76)与印版滚筒齿轮(72)同轴且可旋转,并且具有与第三齿轮(136)上的齿轮齿啮合的齿轮齿(78)。 该装置还包括弹簧装置(122),用于使第一和第二齿轮(92,108)围绕彼此相对的各个方向围绕其公共轴线偏压。
    • 7. 发明授权
    • Plate cylinder
    • 印版滚筒
    • US5598780A
    • 1997-02-04
    • US550489
    • 1995-10-30
    • Jean-Claude MarminJoel Bastard
    • Jean-Claude MarminJoel Bastard
    • B41F27/12
    • B41F27/1243B41F27/1206
    • The present invention relates to a device for holding a printing plate on a plate cylinder in a rotary printing press, and to a rotary printing press including such a device. The printing plate, retained by an anterior edge on the external surface of the plate cylinder, is furthermore retained by fastening a posterior end fold onto a hook which can move, with respect to the plate cylinder between a front limiting position in which it forms a projection on the external surface to allow this posterior end fold to be fastened or unfastened, and a rear limiting position in which it is retracted with respect to this external surface and retains the printing plate in tension, in the wound state on this cylinder. The mounting and dismantling of the printing press are thereby facilitated, and the printing gap is reduced to a minimum.
    • 本发明涉及一种用于将印版保持在旋转印刷机中的印版滚筒上的装置以及包括这种装置的旋转印刷机。 由印版滚筒的外表面上的前边缘保持的印版还通过将后端折叠部紧固在钩上而被保持,所述钩可以相对于印版滚筒在其形成前的限制位置之间移动 突出在外表面上,以允许该后端折叠被固定或松开,以及在该圆筒上处于卷绕状态时相对于该外表面缩回并将印刷版保持在张紧状态的后限制位置。 因此,印刷机的安装和拆卸便利,并且打印间隙减小到最小。
    • 8. 发明授权
    • Lock-up assembly for securing a printing plate on a plate cylinder
    • 用于将印版固定在印版滚筒上的锁定组件
    • US5413042A
    • 1995-05-09
    • US199618
    • 1994-02-22
    • Gregory W. WeissJohn M. GaffneyJohn J. Dowling
    • Gregory W. WeissJohn M. GaffneyJohn J. Dowling
    • B41F27/12B41F27/06
    • B41F27/1218
    • A lock-up assembly (20) for securing a printing plate (22) on a plate cylinder (10) includes a rotatable lock bar (32) and a spring biased linkage mechanism (36). The linkage mechanism (36) has a first over-center condition in which it rotates the lock bar (32) toward a locked position, and has a second over-center condition in which it rotates the lock bar (32) toward an unlocked position. A movable blocking member (82) blocks the linkage mechanism (36) from switching to the second over-center condition under the influence of centrifugal force when the cylinder (10) is rotating during a printing operation. A hand held tool (40) engages the linkage mechanism (36) to switch it between the first and second over-center conditions upon manual manipulation of the tool (40). The tool (40) also engages the blocking member (82) to move the blocking member (82) from the first position to the second position when the tool (40) is moved into engagement with the linkage mechanism ( 36).
    • 用于将印版(22)固定在印版滚筒(10)上的锁定组件(20)包括可旋转锁定杆(32)和弹簧偏置连杆机构(36)。 联动机构(36)具有第一过中状态,其中锁定杆(32)朝向锁定位置旋转,并且具有第二过中状态,其中锁定杆(32)朝向解锁位置旋转 。 当在打印操作期间气缸(10)旋转时,可移动阻挡构件(82)在离心力的影响下阻止连杆机构(36)转换到第二过中心状态。 手动工具(40)在手动操作工具(40)时接合连杆机构(36)以在第一和第二过度中心状态之间切换。 当工具(40)移动到与连杆机构(36)接合时,工具(40)还接合阻挡构件(82)以将阻挡构件(82)从第一位置移动到第二位置。
    • 9. 发明授权
    • Actuating device for clamping arrangement for printing plates in rotary
printing presses
    • 用于旋转印刷机中印版的夹紧装置的驱动装置
    • US5383401A
    • 1995-01-24
    • US200164
    • 1994-02-22
    • John M. Brotzman
    • John M. Brotzman
    • B41F27/12B41F21/00
    • B41F27/125
    • The invention relates to an actuating device for clamping arrangements for printing plates in rotary printing presses. The printing unit cylinders receiving the printing plates are provided with at least one opening extending in the axial direction. Through actuating means fastened to the ends of the printing unit cylinder the printing plates can be tightened on the surface of the printing unit cylinder. The actuating means are operable by an actuating unit provided at one end of the printing unit cylinder. The invention is characterized in that the actuating unit (32) includes an overrunning clutch (30) which determines the rotational position of an actuating shaft (9), the actuating unit being spring-biased and comprising an axially movable component (27).
    • 本发明涉及一种用于在旋转印刷机中用于印版的夹紧装置的致动装置。 接收印版的印刷单元圆柱体设置有沿轴向延伸的至少一个开口。 通过固定在印刷单元圆筒端部的致动装置,可以将印刷板紧固在印刷单元滚筒的表面上。 致动装置由设置在印刷单元圆筒的一端的致动单元操作。 本发明的特征在于,致动单元(32)包括超速离合器(30),其确定致动轴(9)的旋转位置,所述致动单元被弹簧偏置并且包括可轴向移动的部件(27)。
    • 10. 发明授权
    • Sealing device
    • 密封装置
    • US5182989A
    • 1993-02-02
    • US826646
    • 1992-01-22
    • Walter D'HeureuseMartin GreiveGerhard HeppenstielHans-Jurgen Kusch
    • Walter D'HeureuseMartin GreiveGerhard HeppenstielHans-Jurgen Kusch
    • B41F7/24B41F7/32
    • B41F7/32B41F7/24
    • A sealing device for a dampening unit on an offset printing press having a channel for receiving a dampening-solution supply and defined by a dampening-solution applicator roller and a metering roller which roll on one another, and having a seal holder mountable on a side part of the dampening unit and being in contact engagement with a sealing element, closing off one end of the channel, the sealing element having formed with an overflow opening for excess dampening solution, comprising a drain passage located between the sealing element and the seal holder and formed by a cutout on a side of the sealing element facing away from the channel, the cutout being connected with the overflow opening.
    • 一种用于胶版印刷机上的减振单元的密封装置,具有用于接收润版液供给并由润湿溶液涂布辊和计量辊限定的通道,所述润版溶液供应辊和计量辊彼此滚动,并且具有可安装在侧面的密封件 润湿单元的一部分并且与密封元件接触接合,封闭通道的一端,密封元件形成有用于过量润版溶液的溢流开口,包括位于密封元件和密封保持器之间的排放通道 并且由所述密封元件的背离所述通道的一侧的切口形成,所述切口与所述溢流开口连接。