EP0977668B1 - Dispositif pour regler des machoires de pliage - Google Patents

Dispositif pour regler des machoires de pliage Download PDF

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Publication number
EP0977668B1
EP0977668B1 EP98931955A EP98931955A EP0977668B1 EP 0977668 B1 EP0977668 B1 EP 0977668B1 EP 98931955 A EP98931955 A EP 98931955A EP 98931955 A EP98931955 A EP 98931955A EP 0977668 B1 EP0977668 B1 EP 0977668B1
Authority
EP
European Patent Office
Prior art keywords
folding
cylinder
control
fold
cam
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.)
Expired - Lifetime
Application number
EP98931955A
Other languages
German (de)
English (en)
Other versions
EP0977668A1 (fr
Inventor
Horst Bernhard Michalik
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.)
Koenig and Bauer AG
Original Assignee
Koenig and Bauer AG
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 Koenig and Bauer AG filed Critical Koenig and Bauer AG
Publication of EP0977668A1 publication Critical patent/EP0977668A1/fr
Application granted granted Critical
Publication of EP0977668B1 publication Critical patent/EP0977668B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H45/00—Folding thin material
    • B65H45/12—Folding articles or webs with application of pressure to define or form crease lines
    • B65H45/16—Rotary folders
    • B65H45/162—Rotary folders with folding jaw cylinders
    • B65H45/163—Details of folding jaws therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F13/00—Common details of rotary presses or machines
    • B41F13/54—Auxiliary folding, cutting, collecting or depositing of sheets or webs
    • B41F13/56—Folding or cutting
    • B41F13/62—Folding-cylinders or drums
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H45/00—Folding thin material
    • B65H45/12—Folding articles or webs with application of pressure to define or form crease lines
    • B65H45/16—Rotary folders
    • B65H45/162—Rotary folders with folding jaw cylinders
    • B65H45/166—Rotary folders with folding jaw cylinders having an adjustable circumference
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2511/00—Dimensions; Position; Numbers; Identification; Occurrences
    • B65H2511/20—Location in space
    • B65H2511/22—Distance
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2555/00—Actuating means
    • B65H2555/20—Actuating means angular
    • B65H2555/24—Servomotors

Definitions

  • the invention relates to a device for setting of the clamping gap between jaws according to the Preamble of claim 1.
  • DE-GM 19 38 644 is a jaw cylinder a folder of rotary printing presses with cam-controlled jaws and resilient Counter flaps are known, the controlled Jaw spindles and the resilient counter flaps two separate, rotatable to each other Cylinder body parts are arranged. Both Cylinder body parts are used to adjust the Product thickness using a wedge against the force a spring adjusted to each other.
  • DE-OS 27 55 361 describes a folding jaw cylinder a rotary printing press. Control curves of the Folders are for setting one Opening time of the jaws in the circumferential direction and to change the operating mode in the axial direction of the jaw cylinder adjustable.
  • DE-OS 21 03 946 discloses a jaw cylinder, where the jaw shafts by means of gears are synchronized with each other.
  • EP 00 95 605 A2 shows a controller for a Folding flap of a flap cylinder in the folder from Rotary printing machines. Here is the angular position between the jaw and the associated roller lever changeable.
  • the invention has for its object a Device for adjusting the clamping gap between Pairs of jaws of a jaw cylinder create.
  • the Cross-cutting and cross-folding device 18 has one known two-part, d. H. with two cutting knives 19 provided cutting cylinder 21, which in turn against a known five-part folding knife, Groove strip and pin cylinder 22 - or also Called transport and folding knife cylinder - works.
  • This cylinder 22 has five on its circumference arranged folding knives and folding knife fittings 23, Grooved strips 24 and puncture systems 26.
  • the cross cutting and cross folding device 18 has continue a rotating body, e.g. B. one Prefolding cylinder 27 with a number n, z. B. three, five or seven, but preferably five in uniform Distributed distances around its circumference 42 Prefold clamping element systems 28, each with the folding blade fittings 23 of the cylinder 22 cooperate (Fig. 1).
  • a rotating body e.g. B. one Prefolding cylinder 27 with a number n, z. B. three, five or seven, but preferably five in uniform Distributed distances around its circumference 42
  • Prefold clamping element systems 28 each with the folding blade fittings 23 of the cylinder 22 cooperate (Fig. 1).
  • Each of the pre-fold clamping element systems 28 consists of a number m of two to ten are in axially parallel Direction of the pre-folding cylinder 27 side by side and spaced from each other by a clear distance a arranged jaw-like pairs 29 of folding jaw-like pre-fold clamping elements 31; 32.
  • Waves 34; 36 e.g. B. hollow shafts, with the Pre-fold clamping elements 31; 32 equipped.
  • the ends of the Waves 34; 36 are in the side walls 33 of the Vorfalzzylinders 27 stored and are together by means of shaft segments 37; 38 or Synchronized gears.
  • At the center of the shaft 34; 36 is a torsion bar spring 39; 41 used.
  • One each End of the torsion bar 39; 41 is with the shaft 34; 46 connected; the other end of the torsion bar 39; 41 is fixed in a tensioning device, not shown.
  • This tensioning device is located on the outside the side wall, not shown, that of the side wall 33 opposite.
  • Each pre-fold clamping element 31; 32 is on his end near the periphery and at the end with the pre-folded product related side with a thickening educated.
  • the shaft 34 carries radially in the direction Periphery 42 of the pre-folding cylinder 27 directed, finger-like resilient carrier 43.
  • Each carrier 43 supports its end near the periphery in an axially parallel Direction to the pre-folding cylinder 27 cylindrical Thickening 46. the one that acts on the folded product End of the pre-fold clamping elements 31; 32 is compared to the carrier 43.
  • the second shaft 36 carries carrier 44 in the same way each with a cylindrical Thickening 47.
  • the carrier 43; 44 with the thickening 46; 47 each work as pairs 29 of Pre-fold clamping elements 31; 32 together.
  • the shaft 34 is located rotatably on the shaft end with the clamping point of the Torsion bar spring 39 a control arm 49.
  • the control arm 49 has a roller 51 at its end remote from the torsion bar on which is fixed on a known side frame Cam track 52 expires.
  • This cam track 52 has elevations and Wells to create a stroke to open and Closing the pre-fold clamping elements 31; 32 on.
  • Rotation axes 53; 54 of the pre-folding cylinder 27 and the Folding knife, grooved and pin cylinder 22 are by means of an imaginary central 56 and the The axis of rotation 54 is by means of an imaginary control center 57 to an axis of rotation 58 of the cutting cylinder 21 spaced. Below these centers 56; 57 is the Cylinder 22 with side frame-fixed paper guide rods 59 surrounded.
  • the pre-folding cylinder 27 are two between the Side frames 8; 9 spring-loaded, also to the cross-cutting and cross-folding device 18 associated folding rollers 61; 62 to finish folding the Subordinate print products.
  • the transportation of pre-folded printed products between the pre-folding cylinder 27 and the folding rollers 61; 62 takes place by means of two interacting belt systems 63; 64.
  • the bands of the first band system 63 are on the circumference 42 of the pre-folding cylinder 27 in between the pairs 29 of Pre-fold clamping elements 31; 32 grooves 66 and part of the circumference of the first folding roller 61 guided.
  • the Pre-folding cylinder 27 opposite the periphery 42 secant-like, parallel to the axis extending surface 67 (Fig. 2).
  • This area has 67 between the closed pairs 29 the Pre-fold clamping elements 31; 32 a depth t which is greater is as twice the radius r of the thickenings 46; 47.
  • the second belt system 64 is above and to the side of the Pre-folding cylinder 27 by means of tape guide rollers 68 partly around the pre-folding cylinder 27 and around the second Folding roller 62 guided. Both belt systems 63; 64 act together.
  • the clear distance between the two folding rollers 61; 62 is according to the thickness of the cross fold product a known folding roller gap adjustment device 74 adjustable. Both folding rollers 61; 62 are therefore in known manner resiliently mounted against each other to without prejudice at times a thickening of folded products, e.g. B. after the change and the connection of Paper webs to compensate.
  • cylinder 22; 27 are between the inlet the strands of paper 14; 16 and the second belt system 64 side frame-fixed paper guide rods 70 arranged.
  • FIG. 8 shows a known paddle wheel 69 with a known one Printed product ejection system 71 for displaying the Cross fold products arranged on a delivery belt 72.
  • the delivery belt 72 is on the side of the impeller 69 in in the vertical direction upstream.
  • the opening width of the pairs 29 of Pre-fold clamping elements 31; 32 is by means of the shape of the Cam track 52 adjustable.
  • the control cam track 52 In order to set the product thickness of the signatures 78 to be prefolded, the control cam track 52, viewed in the axial direction in cross section, has a width f which corresponds to a multiple width of the roller track.
  • the control cam track 52 has an incline in cross section, ie over a thickness of the control cam 84, which increases in the direction of the side frame 8.
  • the control cam 8 is frustoconical and is arranged to be displaceable in the axial direction E of the pre-folding cylinder 27.
  • the control cam 84 has a central bore and is laterally fastened to a sleeve-shaped control cam carrier 86, an inner diameter of the central bore and an inner diameter of the control cam carrier 86 being the same and both parts 84; 86 are preferably formed in one piece (Fig. 3).
  • the control cam carrier 86 is arranged together with the control cam 84 coaxially on a bearing bush 87 fixed to the side frame, which in turn accommodates a shaft journal 88 of the pre-folding cylinder 27, mounted in a ball bearing 89 inside.
  • the sleeve-like part of the cam carrier 86 has on its lateral surface 91 an external thread 92 and is by means of z. B. a feather key 93 on the cam carrier 86 against rotation and axially displaceable.
  • the inner threaded sleeve 94 has on its outer surface 98 a toothing 101, which z. B. by means of a Timing belt 102 with a pulley 103 side frame fixed motor 104 is connected. With the Motor 104 is non-rotatable with a rotary encoder 106 coupled.
  • the Cam track 52 also arranged fixed to the side frame and the control arm 49 carrying the roller 51 can be opened the spindle or the torsion bar spring 41 in the axial Direction adjustable.
  • the axis of rotation 53 of the pre-folding cylinder 27 inclined cam track 52 relative to cam roller 51 is slidably arranged.
  • a procedure for cross-folding signatures is as follows. From the stacked paper strands 14; 16, with the cooperation of the cutting cylinder 21 on the folding knife, grooved and pin cylinder 22, signatures 78 are cut, which are recorded on their leading edge in the running direction B of the cylinder 22 of a leading part 79 of the signature 78 by means of the puncture systems 26 and a pre-fold clamping elements System 28 of the pre-folding cylinder 27 are supplied. Each signature 78, collected or not collected, is pushed into a pre-fold clamping gap 81 of the pre-fold clamping element system 28 by means of a folding knife 23 located on the cylinder 22.
  • FIG. 2 shows a position D of the cylinders 22; 27, in which both the pre-fold clamping elements 31; 32 and the folding knife 23 have already passed through the center 56 by an angle of rotation alpha.
  • the pre-fold clamping elements 31 close; 32 pliers-like, or mouth-like, and form a pre-fold 83 on the signature 78.
  • the pre-fold 83 beyond an imaginary line of contact between the two Thickenings 46; 47 and within the two Pre-fold clamping elements 31; 32 designed as a bead.
  • the radius r is one Thickening 46; 47 less than the penetration depth of one Folding knife 23 in a pre-fold nip 81.
  • Prefold product between the two belt systems 63; 64 added.
  • the tape systems 63; 64 from the pre-folding cylinder 27 (in 1)) the first belt system 63 the pre-fold product with the pre-fold clamping elements open 31; 32 has just lifted 83 on its pre-fold and both belt systems 63; 64 the pre-fold product the folding roller 61; Feed 62 to finish folding.
  • the advantages of pre-folding in two-stage cross folding in that by rounding the peripheral parts the pre-fold clamping elements for the signature a larger one Support distance between folding knife and Pre-fold clamping element is present than in known ones Folding jaw systems. Because of this larger support distance and the rounding of the peripheral parts can be thick Folded products without damage and with less force than with the conventional jaw systems in the Pre-fold nip are introduced.
  • the rounded Pre-fold clamping elements protect due to their large size Contact area the outer layers of the folded product. The Inner layers of the folded product are protected that the folding knife over the rounded Pre-fold clamping elements can unwind without doing that Pinch the pre-fold product.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Folding Of Thin Sheet-Like Materials, Special Discharging Devices, And Others (AREA)

Abstract

L'invention concerne un dispositif pour régler l'écartement entre des paires (29) de mâchoires de pliage (31, 32) d'un système de mâchoires de pliage. La surface de came de commande (52) est inclinée dans sa largeur axiale et est montée mobile par rapport au galet de roulement (51).

Claims (8)

  1. Dispositif pour régler l'interstice de serrage entre des paires (29) de volets ou mâchoires de pliage (31, 32) d'un système à volets de pliage d'un cylindre à volets de pliage (27), où, pour ouvrir et fermer le système à volet de pliage, un galet de roulement (51) est guidé sur une piste à came de commande (52) d'une came de commande (84), caractérisé en ce que la piste à came de commande (52) de la came de commande (84) présente, dans sa largeur (f), une pente en direction axiale du cylindre à volet de pliage, en ce que la piste à cames de commande (52), si on observe en coupe passant par l'axe de rotation (53) du cylindre à volets de pliage (27), est inclinée par rapport à l'axe de rotation (53) du cylindre à volets de pliage (27), en ce que la came de commande (84) et le galet de roulement (51) sont disposés de façon à être déplaçables l'un par rapport à l'autre, en direction axiale, par rapport au cylindre à volets de pliage (27).
  2. Dispositif selon la revendication 1, caractérisé en ce que la came de commande (84) est déplaçable en direction axiale (E) par rapport au cylindre de volet de pliage (24).
  3. Dispositif selon la revendication 1, caractérisé en ce que la piste à cames de commande (52) présente une largeur (f) qui est un multiple de la largeur de la trace que suit le galet de roulement.
  4. Dispositif selon la revendication 1, caractérisé en ce que les volets de pliage (31; 32) sont réalisés sous la forme d'éléments de serrage de prépliage (31; 32), en ce que le cylindre à volets de pliage (27) réalisé sous la forme de cylindre de prépliage (27), et en ce que des rouleaux de pliage (61; 62), devant effectuer le pliage final, sont installés en aval du cylindre de prépliage (27).
  5. Dispositif selon la revendication 1, caractérisé en ce que la came de commande (84) est fixée sur un support de came de commande (86) en forme de douille, assujetti en rotation, déplaçable axialement, portant un filetage extérieur (92), en ce qu'une douille à filetage intérieur (94; 96) susceptible de tourner, immobilisée en direction axiale (E), est mise en prise avec le filetage extérieur (92), en ce que la douille à filetage intérieur (94; 96) est reliée à un entraínement (101 à 104).
  6. Dispositif selon la revendication 1, caractérisé en ce que le galet de roulement (51) est déplaçable en direction axiale (E).
  7. Dispositif selon la revendication 1, caractérisé en ce que les volets de pliage (31; 32) d'une paire sont synchronisés ensemble pour les mouvements d'ouverture et de fermeture.
  8. Dispositif selon la revendication 1, caractérisé en ce que le cylindre de volet de pliage (27) est réalisé d'une seule pièce.
EP98931955A 1997-04-21 1998-04-21 Dispositif pour regler des machoires de pliage Expired - Lifetime EP0977668B1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19716626 1997-04-21
DE19716626 1997-04-21
PCT/DE1998/001100 WO1998047709A1 (fr) 1997-04-21 1998-04-21 Dispositif pour regler des mâchoires de pliage

Publications (2)

Publication Number Publication Date
EP0977668A1 EP0977668A1 (fr) 2000-02-09
EP0977668B1 true EP0977668B1 (fr) 2001-10-17

Family

ID=7827167

Family Applications (1)

Application Number Title Priority Date Filing Date
EP98931955A Expired - Lifetime EP0977668B1 (fr) 1997-04-21 1998-04-21 Dispositif pour regler des machoires de pliage

Country Status (5)

Country Link
US (1) US6358192B1 (fr)
EP (1) EP0977668B1 (fr)
JP (1) JP3361817B2 (fr)
DE (1) DE59801785D1 (fr)
WO (1) WO1998047709A1 (fr)

Families Citing this family (21)

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Publication number Priority date Publication date Assignee Title
WO1998028139A1 (fr) * 1996-12-21 1998-07-02 Koenig & Bauer Ag Cylindre a volets de pliage
CA2351264C (fr) * 2000-06-28 2009-11-03 Grant Muir Machine pour produire des feuilles de papier d'aluminium pour la coloration capillaire
US6752751B2 (en) * 2001-02-23 2004-06-22 Heidelberger Druckmaschinen Ag Folder with multiple-motor drive
US7011617B2 (en) * 2001-04-10 2006-03-14 Goss International Americas, Inc. Folder with group jaw adjustment
US6733431B2 (en) * 2001-09-19 2004-05-11 Heidelberger Druckmaschinen Ag Device and method for folding newspapers with flexible inserting position
DE10156706B4 (de) * 2001-11-17 2016-04-28 Manroland Web Systems Gmbh Umfangsvariabler Falzapparat
JP2003212432A (ja) * 2002-01-18 2003-07-30 Tokyo Kikai Seisakusho Ltd 咥え折り装置の咥え機構駆動装置
DE10206578C1 (de) * 2002-02-18 2003-09-18 Koenig & Bauer Ag Falzapparat mit einem Falzzylinder
DE10250433B4 (de) * 2002-10-30 2010-05-20 Manroland Ag Vorrichtung zum Verstellen von Anpressrollen und/oder Schneidmessern an Falzapparaten
DE10313774B4 (de) * 2002-12-18 2006-12-14 Koenig & Bauer Ag Vorrichtung zur Verarbeitung einer laufenden Materialbahn
DE202004021114U1 (de) * 2003-04-23 2006-10-05 Koenig & Bauer Ag Rollenrotationsdruckmaschine
JP4098172B2 (ja) * 2003-06-27 2008-06-11 株式会社小森コーポレーション 折機の平行折装置
DE102004002348A1 (de) * 2004-01-16 2005-08-11 Koenig & Bauer Ag Falzapparat
US20050272586A1 (en) * 2004-06-04 2005-12-08 Germain Patrick C S Gripper for a web folding cylinder
DE102005022232A1 (de) * 2005-05-13 2006-11-16 Man Roland Druckmaschinen Ag Falzklappenzylinder eines Falzapparats für eine Druckmaschine
DE102005042345A1 (de) * 2005-09-07 2007-03-08 Man Roland Druckmaschinen Ag Falzwerkoberteil
US7896795B2 (en) * 2005-10-25 2011-03-01 Goss International Americas, Inc. Folder with signature support
DE102006042592B4 (de) * 2006-09-11 2009-04-09 Koenig & Bauer Aktiengesellschaft Falzapparat
DE102008039049A1 (de) 2007-10-12 2009-04-16 Bdt Ag Falteinheit, Falteinrichtung und Verfahren zur Faltung eines flachen, flexiblen Substrats
WO2009137488A1 (fr) * 2008-05-05 2009-11-12 Goss International Americas, Inc. Presse à imprimer à trois sections pour journaux grand format, et procédés associés
US10449746B2 (en) 2016-06-27 2019-10-22 C. G. Bretting Manufacturing Co., Inc. Web processing system with multiple folding arrangements fed by a single web handling arrangement

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GB361416A (en) * 1930-03-28 1931-11-23 Goss Printing Press Co Ltd Improvements in sheet folding and delivering mechanism
DE1057141B (de) * 1957-03-09 1959-05-14 Maschf Augsburg Nuernberg Ag Falzklappensteuerung
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DE2103946A1 (de) * 1971-01-28 1972-08-17 Albert Schnellpressen Falzklappenzylinder im Falzapparat von Rotationsdruckmaschinen
DE2537919C3 (de) * 1975-08-26 1980-03-20 Maschinenfabrik Augsburg-Nuernberg Ag, 8900 Augsburg Umsteuerbarer Falzzylinder
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DE3028468C1 (de) * 1980-07-26 1981-12-24 Koenig & Bauer AG, 8700 Würzburg Kupplung fuer einen Falzapparatzylinder fuer veraenderliches Format
DE3220414C2 (de) 1982-05-29 1985-06-27 Heidelberger Druckmaschinen Ag, 6900 Heidelberg Vorrichtung zum Einstellen der Falzklappe eines Klappenzylinders im Falzapparat von Rotationsdruckmaschinen
DE3838314A1 (de) * 1988-11-11 1990-05-17 Koenig & Bauer Ag Falzklappenzylinder fuer eine rollenrotationsdruckmaschine
DE4143003A1 (de) * 1991-12-24 1993-07-01 Hobema Maschf Hermann Vorrichtung zum querfalten von bahnen oder bahnabschnitten aus papier, tissue, nonwoven oder dergleichen
DE4215911C2 (de) * 1992-05-14 1996-01-04 Wifag Maschf Falzklappen-Zylinder
JP3241181B2 (ja) * 1993-08-31 2001-12-25 三菱重工業株式会社 折機用咬え胴の咬え板間隔調整装置
DE4344622A1 (de) * 1993-12-24 1995-06-29 Koenig & Bauer Ag Räderfalzapparat für eine Rotationsdruckmaschine
DE19533064C2 (de) 1995-03-25 2000-11-23 Koenig & Bauer Ag Verfahren zum Bewegen von Punkturnadeln
EP0734989B1 (fr) 1995-03-25 2002-01-09 Koenig & Bauer Aktiengesellschaft Appareil pour mettre en mouvement des aiguilles de perforation
EP0938443B1 (fr) * 1996-10-25 2001-06-13 Koenig & Bauer Aktiengesellschaft Appareil de pliage
US5937757A (en) * 1998-01-07 1999-08-17 Goss Graphic Systems, Inc. Gap adjusting device with pressure relief for a second fold roller

Also Published As

Publication number Publication date
JP3361817B2 (ja) 2003-01-07
DE59801785D1 (de) 2001-11-22
US6358192B1 (en) 2002-03-19
EP0977668A1 (fr) 2000-02-09
JP2000510428A (ja) 2000-08-15
WO1998047709A1 (fr) 1998-10-29

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