EP1155838A2 - Cylindre porte-plaque et positionneur extérieur de plaque - Google Patents

Cylindre porte-plaque et positionneur extérieur de plaque Download PDF

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Publication number
EP1155838A2
EP1155838A2 EP01110084A EP01110084A EP1155838A2 EP 1155838 A2 EP1155838 A2 EP 1155838A2 EP 01110084 A EP01110084 A EP 01110084A EP 01110084 A EP01110084 A EP 01110084A EP 1155838 A2 EP1155838 A2 EP 1155838A2
Authority
EP
European Patent Office
Prior art keywords
plate cylinder
gap
register pin
pin
register
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP01110084A
Other languages
German (de)
English (en)
Other versions
EP1155838A3 (fr
EP1155838B1 (fr
Inventor
William Albert Charette
John James Sposato
Lev Zlatin
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Goss International Americas LLC
Original Assignee
Heidelberger Druckmaschinen AG
Goss International Americas LLC
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Heidelberger Druckmaschinen AG, Goss International Americas LLC filed Critical Heidelberger Druckmaschinen AG
Publication of EP1155838A2 publication Critical patent/EP1155838A2/fr
Publication of EP1155838A3 publication Critical patent/EP1155838A3/fr
Application granted granted Critical
Publication of EP1155838B1 publication Critical patent/EP1155838B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F13/00—Common details of rotary presses or machines
    • B41F13/08—Cylinders
    • B41F13/10—Forme cylinders
    • B41F13/12—Registering devices
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S101/00—Printing
    • Y10S101/36—Means for registering or alignment of print plates on print press structure

Definitions

  • the present invention relates to a plate cylinder for a printing press and an apparatus and method for aligning plates on a plate cylinder according to the preamble of claims 1, 8 and 13.
  • material webs e.g. B. of paper
  • a flat printing plate for example one Offset printing plate, arranged, e.g. B. firmly clamped.
  • An image to be printed is printed on the Inked printing form, which is transferred from the printing plate to the paper.
  • Offset printing machines first transfer the printing ink onto a blanket and then on paper.
  • the plate on the plate cylinder must be correct be aligned.
  • the Printing plate can be axially adjustable relative to the printing material used.
  • the plate is usually first attached to the plate cylinder, and then the entire plate cylinder is axially displaced, to achieve correct axial alignment.
  • the present invention has for its object to provide a plate cylinder the simple way of aligning one or more printing plates enables.
  • An alternative or additional object of the present invention is that Providing an external alignment device and a method for alignment of printing plates on a plate cylinder.
  • a plate cylinder according to the invention comprises a cylindrical body with at least a gap running axially on the outer surface of the body (hereinafter referred to as the outer Designated gap) and at least one by an external alignment device in the Gap slidable dowel pin or register pin.
  • a spring element cooperating with a rotatable actuator enables this axial displacement of the register pin or register pins in the gap if that Actuator is in a first position, and allows the locking of the Register pins in the gap when the actuator, preferably by a known Tension shaft is formed is in a second position.
  • the printing plate cylinder itself does not need an alignment mechanism to adjust the To have more side registers of each individual printing plate. That way is one easier and more effective construction of the plate cylinder achievable. Especially at high printing speeds such as about 45.7 km / h (2500 ft./min.) or higher the simpler construction according to the invention can reduce the Vibrations of the plate cylinder and improved print quality.
  • the plate cylinder is preferably a multiple plate cylinder that has at least two has independently movable register pins.
  • the register pin is in one Gap of a spring element is adjustable.
  • the spring element preferably consists of two separate springs, the first of low rigidity and the second of higher Stiffness is.
  • the first spring of low stiffness continues to move the pin a slight resistance to it, so that a controlled axial movement of the pin in the gap from the outside by means of the external alignment device.
  • the second Spring of higher stiffness is deformed by rotating the actuator around the Tension register pin for printing operation in the gap stable.
  • the actuator is preferably an eccentrically mounted tension shaft.
  • the plate cylinder is preferably with pass holes or markings provided to allow correct placement of the external alignment fixture.
  • the present invention also provides a printing machine having a plate cylinder with at least one outer gap, the plate cylinder as before described has at least one slidable register pin, which by the External alignment device in the gap after loosening the tension shaft from the outside is movable.
  • the plate cylinder is a multiple plate cylinder with a plurality of register pins according to the invention.
  • the printing press is preferably one Offset printing machine that cooperates with the plate cylinder Includes blanket cylinder.
  • the simple construction of the plate according to the present Invention is particularly advantageous if it is in connection with a sleeve-shaped rubber blanket is used for. B. in US 5,429,048 is described.
  • the present invention provides an external alignment device that a base or base body attachable to the periphery of a plate cylinder and one cooperating with the register pin in the gap of the plate cylinder Has pin slide, the pin slide is axially displaceable to the base.
  • the base is preferably made using positioning pins that are in the Plate holes provided cooperate on the plate cylinder attached. According to a further or additional embodiment, the base be magnetic so that they are firmly and precisely positioned on the Plate cylinder can be held.
  • the pin slide is preferably axially relative to the base by means of an actuator slidable.
  • the pin slider can pass through an internally threaded hole have the function of a nut, whereas an axially extending rod has External thread is provided and serves as a screw or threaded spindle.
  • an adjustment knob for fine adjustment of the rotational position of the rod attachable. In this way, the pen slider is turned by turning the adjusting knob a very high accuracy z.
  • the dowel pin or register pin engages on the Printing plate cylinder mounted printing plate in a hole formed in the printing plate or notch.
  • a large number of Pressure plates attached to the plate cylinder, the plates in the axial direction are preferably spatially spaced from one another.
  • Fig. 1 shows a plate cylinder 10 according to the present invention, wherein the Plate cylinder 10 is designed so that it can accommodate four printing plates, from which the plates 2, 3 are shown.
  • the plate cylinder 10 contains four register pins 12, 13, 14, 15, which are axially displaceable in a gap 20, the gap 20 being in the External surface of the cylinder 10 is located and for receiving the angled ends Pressure plate is used, which is inserted into the gap and z. B. held by clamping become.
  • Fig. 2 shows the pressure cylinder 10 in a sectional view along the section line A-A in Fig. 1.
  • the register pin 14 is inserted into the gap 20 in this way (z. B. by front Insert) that his head part 16 fits into the gap 20 and his head part 16 opposite rear section 18 out of the gap 20 in an axial extending bore 30 of the plate cylinder 10 extends into it. Still extends the rear section 18 through an opening 43 provided in a first spring 41 (FIG. 5), the spring being arranged in the bore 30.
  • a second spring 42 of lesser Spring stiffness than the spring 41 which preferably has a high spring stiffness, is supported on the side wall of the bore 30 and bends between the base of the Spring 41 and the rear portion 18 in such a way that the rear end 18 from the Gap 20 is pushed out into the interior of the bore 30.
  • Fig. 5 shows a possible embodiment of the register pin 14, this preferably has a curvilinear head portion 16 which is during assembly can be passed through the opening 43 of the first spring 41 with little play, that its wing 26, which extends beyond the head part 16, on the spring 41 support.
  • a tension shaft in the bore 30 Form of a cam or eccentric rod 50, which by a rotating device 52, as shown in Fig. 1 can be rotated.
  • the rotating device 52 can either be detachable, for Example by a wedge connection with the rod 50, or permanently connected to it his. Furthermore, the device 52 can be operated manually or mechanically.
  • the spring mechanism 40 which, as shown in FIG. 2, the first and second springs 41 and 42, acts such that the pin 14 in the position of the rod shown in FIG. 2 50 is axially displaceable, but against a slight resistance.
  • the device 70 serves to move one of the register pins 12, 13, 14, 15 when the rod 50 is is in an unlocked position.
  • the device 70 has a base 71, in a threaded spindle 72, preferably having a fine thread, is rotatably mounted is.
  • a pin slider 74 is slidable along a surface 73 of the base 71, it can however, not be twisted with respect to the base 71.
  • the pin slide 74 has one Bore with an internal thread that is connected to the external thread of the threaded spindle 72 is engaged.
  • the pin slide 74 has one with a recess 77 provided engagement head 76 which with one of the register pins 12, 13, 14, 15th cooperates.
  • Adjustment knob 75 is used to turn the threaded spindle 72, so that the Pin slider 74 can be moved axially, the adjusting knob with a scale can be provided on which the axial displacement can be read.
  • the device 70 has positioning pins 78, 79, which are fitted with the fitting holes 81 and 82 in the peripheral surface of the plate cylinder 10, as shown in Figs. 1 and 4, work together.
  • the pins 78, 79 can also, as shown in Fig. 1, each with the holes 83, 84 and 85, 86 and 87, 88 cooperate so that the pin slide 74th can also cooperate with the register pins 13 or 14 or 15.
  • Fig. 6 shows the interaction between the pin slide 74 and the pin 14. This Depending on the position, the device 70 is inserted via the gap 20 in such a way that that the pins 78, 79 extend into the fitting holes 85, 86. The head 16 of the Pin 14 is received in the recess 77 and - if the control knob 75 is rotated - moved by the engagement head 76.
  • a plate can be attached to the cylinder 10 are attached.
  • each register pin 12, 13, 14, 15 of the plate cylinder 10 aligns axially by the device 70.
  • FIG. 7 shows an alternative embodiment of an external alignment device 170 is provided with a magnetic base 171 fixedly attached to a holder 176.
  • a threaded spindle 172, the z. B. provided with an external fine thread Section 178 has, is rotatably mounted in the holder 176.
  • a section 177 designed as a nut has an inner fine-thread bore, which engages with the external thread section 178 so that the pin slider 174 can be moved axially.
  • the magnetic base 171 can be made using Alignment marks are attached to the cylinder, eliminating the need to It is not necessary to provide positioning pins and fitting holes.
  • the device 170 can nevertheless, if desired, be provided with positioning pins, the magnetic Base contributes to the stability of the device 170 when it is on the cylinder 10 is appropriate. Attaching the magnetic base can e.g. b.
  • the magnetic forces of the two magnets complement each other in a first rotational position and cancel each other in a second position so that the base without the influence of Magnetic forces can be positioned on or removed from the cylinder.
  • An alternative to the magnetic base is to apply a pressure to the base Vacuum to help hold the device on the cylinder.
  • the required stiffness of the springs 41, 42 is a function of the shape of the holes and of the material used.
  • the alignment device e.g. B. two or more movable at a fixed distance from each other Have pin slider.
  • the present invention can also be used with a plate cylinder for single plates be used.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Supply, Installation And Extraction Of Printed Sheets Or Plates (AREA)
  • Feeding Of Articles To Conveyors (AREA)
  • Printing Plates And Materials Therefor (AREA)
EP01110084A 2000-05-17 2001-04-30 Cylindre porte-plaque et positionneur extérieur de plaque Expired - Lifetime EP1155838B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/572,175 US6443065B1 (en) 2000-05-17 2000-05-17 Plate cylinder, external plate register tool, and method of registering plates
US572175 2000-05-17

Publications (3)

Publication Number Publication Date
EP1155838A2 true EP1155838A2 (fr) 2001-11-21
EP1155838A3 EP1155838A3 (fr) 2004-06-23
EP1155838B1 EP1155838B1 (fr) 2008-05-07

Family

ID=24286672

Family Applications (1)

Application Number Title Priority Date Filing Date
EP01110084A Expired - Lifetime EP1155838B1 (fr) 2000-05-17 2001-04-30 Cylindre porte-plaque et positionneur extérieur de plaque

Country Status (4)

Country Link
US (1) US6443065B1 (fr)
EP (1) EP1155838B1 (fr)
JP (1) JP4750967B2 (fr)
DE (2) DE50113926D1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006042637A2 (fr) * 2004-10-20 2006-04-27 Windmöller & Hölscher Kg Cylindre pour plaque d'impression

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10020910B4 (de) * 2000-04-28 2005-04-21 Koenig & Bauer Ag Vorrichtung für registerhaltiges Aufziehen eines Aufzuges auf einen Zylinder
DE10228969C1 (de) 2002-06-26 2003-08-21 Koenig & Bauer Ag Zylinder eines Druckwerks einer Rotationsdruckmaschine mit in seiner Mantelfläche verlaufenden länglichen, schmalen Öffnungen und Verfahren zur Herstellung einer schlitzförmigen Öffnung in der Mantelfläche eines Zylinders eines Druckwerks einer Rotationsdruckmaschine
US6810808B1 (en) 2003-06-02 2004-11-02 Heidelberger Druckmaschinen Ag Plate cylinder with register pin adjustment device and method of axially adjusting printing plate
EP1588865A1 (fr) * 2004-04-22 2005-10-26 Kba-Giori S.A. Cylindre de gaufrage
DE102005008982B3 (de) * 2005-02-28 2006-03-02 Koenig & Bauer Ag Vorrichtungen zum registerhaltigen Ausrichten zumindest einer Druckplatte auf einem Plattenzylinder
DE102005062498A1 (de) * 2005-12-27 2007-07-05 Man Roland Druckmaschinen Ag Verfahren zum Kaltfolienprägen
JP4737759B2 (ja) * 2006-03-27 2011-08-03 三菱重工印刷紙工機械株式会社 オフセット輪転印刷機の刷版位置決め方法及び装置
US9120301B2 (en) 2010-11-17 2015-09-01 Bunting Magnetics Co. Magnetic roll
EP2657769B1 (fr) 2012-04-27 2019-11-06 Esko-Graphics Imaging GmbH Procédé et appareil pour positionner et aligner des plaques d'impression préperforées sur un cylindre d'imagerie

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2709405A (en) * 1949-08-26 1955-05-31 Goss Printing Press Co Ltd Plate lockup for printing press
US3281946A (en) * 1963-05-22 1966-11-01 John P Walsh Printing apparatus
EP0229892A2 (fr) * 1985-12-20 1987-07-29 M.A.N.-ROLAND Druckmaschinen Aktiengesellschaft Cylindre de plaque avec dispositif de repérage latéral réglable
DE4001381A1 (de) * 1989-01-19 1990-08-09 Hercules Inc Ausrichtsystem fuer doppeltweiten druck fuer eine rotationsdruckerpresse
EP0490179A1 (fr) * 1990-12-06 1992-06-17 KOENIG & BAUER-ALBERT AKTIENGESELLSCHAFT Téton de postionnement axialement ajustable
DE4241588A1 (de) * 1992-12-10 1994-06-16 Roland Man Druckmasch Seitenregistersystem für Druckformen
US5419248A (en) * 1994-03-09 1995-05-30 Heidelberg Druckmaschinen Ag Adjustable alignment device for printing plates
EP0808714A2 (fr) * 1996-05-24 1997-11-26 KOENIG & BAUER-ALBERT AKTIENGESELLSCHAFT Procédé et dispositif de positionnement axial d'une plaque d'impression

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5429048A (en) 1989-10-05 1995-07-04 Gaffney; John M. Offset lithographic printing press
US5317971A (en) * 1992-08-26 1994-06-07 Deye Jr Charles E Pin register mounter and method of mounting flexographic plates
DE9215069U1 (fr) * 1992-11-05 1992-12-17 Man Roland Druckmaschinen Ag, 6050 Offenbach, De
US5533446A (en) * 1993-04-16 1996-07-09 Nissha Printing Co., Ltd. Thin-film forming apparatus and thin-film forming method
JPH07241976A (ja) * 1994-03-04 1995-09-19 Seiken Graphics Kk 版胴への印刷版の取付け位置の微調整構造
JP3389024B2 (ja) * 1996-10-04 2003-03-24 三菱重工業株式会社 印刷機の刷版保持装置

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2709405A (en) * 1949-08-26 1955-05-31 Goss Printing Press Co Ltd Plate lockup for printing press
US3281946A (en) * 1963-05-22 1966-11-01 John P Walsh Printing apparatus
EP0229892A2 (fr) * 1985-12-20 1987-07-29 M.A.N.-ROLAND Druckmaschinen Aktiengesellschaft Cylindre de plaque avec dispositif de repérage latéral réglable
DE4001381A1 (de) * 1989-01-19 1990-08-09 Hercules Inc Ausrichtsystem fuer doppeltweiten druck fuer eine rotationsdruckerpresse
EP0490179A1 (fr) * 1990-12-06 1992-06-17 KOENIG & BAUER-ALBERT AKTIENGESELLSCHAFT Téton de postionnement axialement ajustable
DE4241588A1 (de) * 1992-12-10 1994-06-16 Roland Man Druckmasch Seitenregistersystem für Druckformen
US5419248A (en) * 1994-03-09 1995-05-30 Heidelberg Druckmaschinen Ag Adjustable alignment device for printing plates
EP0808714A2 (fr) * 1996-05-24 1997-11-26 KOENIG & BAUER-ALBERT AKTIENGESELLSCHAFT Procédé et dispositif de positionnement axial d'une plaque d'impression

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006042637A2 (fr) * 2004-10-20 2006-04-27 Windmöller & Hölscher Kg Cylindre pour plaque d'impression
WO2006042637A3 (fr) * 2004-10-20 2006-11-23 Windmoeller & Hoelscher Cylindre pour plaque d'impression
US8800445B2 (en) 2004-10-20 2014-08-12 Windmoeller & Hoelscher Kg Printing plate cylinder registration

Also Published As

Publication number Publication date
DE50113926D1 (de) 2008-06-19
JP2001353848A (ja) 2001-12-25
EP1155838A3 (fr) 2004-06-23
US6443065B1 (en) 2002-09-03
JP4750967B2 (ja) 2011-08-17
EP1155838B1 (fr) 2008-05-07
DE10121248A1 (de) 2001-11-22

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