EP1044107B1 - Dispositifs pour l'entrainement d'un rouleau-guide - Google Patents

Dispositifs pour l'entrainement d'un rouleau-guide Download PDF

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Publication number
EP1044107B1
EP1044107B1 EP98966783A EP98966783A EP1044107B1 EP 1044107 B1 EP1044107 B1 EP 1044107B1 EP 98966783 A EP98966783 A EP 98966783A EP 98966783 A EP98966783 A EP 98966783A EP 1044107 B1 EP1044107 B1 EP 1044107B1
Authority
EP
European Patent Office
Prior art keywords
guide roller
hub
clutch
shaft
centrifugal
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
EP98966783A
Other languages
German (de)
English (en)
Other versions
EP1044107A1 (fr
Inventor
Horst Bernhard Michalik
Wolfgang Günter RUCKMANN
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
Priority claimed from DE1997157979 external-priority patent/DE19757979A1/de
Application filed by Koenig and Bauer AG filed Critical Koenig and Bauer AG
Publication of EP1044107A1 publication Critical patent/EP1044107A1/fr
Application granted granted Critical
Publication of EP1044107B1 publication Critical patent/EP1044107B1/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
    • B41F13/02—Conveying or guiding webs through presses or machines
    • B41F13/03—Threading webs into printing machines
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41P—INDEXING SCHEME RELATING TO PRINTING, LINING MACHINES, TYPEWRITERS, AND TO STAMPS
    • B41P2213/00—Arrangements for actuating or driving printing presses; Auxiliary devices or processes
    • B41P2213/10—Constitutive elements of driving devices
    • B41P2213/25—Couplings; Clutches

Definitions

  • the invention relates to devices for driving a Guide roller according to the preamble of claims 1 and 2.
  • DE 24 02 768 C2 is a device for Feeding a material web with a longitudinal of the Finished flexible feed path Traction means and mutually adjacent drive stations known.
  • the disadvantage here is that the traction means a high Wear is subject, since this the material web, for.
  • DE 36 04 504 C2 describes a pull-in device, in the guide rolls by means of a Auxiliary drive device during the retraction of one Goods web are driven.
  • EP 00 94 631 B1 shows a device for drawing in a web of material using a rope. That rope drives guide rollers via a switchable clutch.
  • the invention is based, devices to drive a guide roller.
  • the guide roller is only temporarily from the finite traction means driven, d. i.e. as long as that Traction means is located near the guide roller. Consequently additional controls for switching the Drive of the guide roller. So the guide roller is only then driven when the traction device is close to the Guide roller arrives.
  • the Roller chain 3 has a length of approx. 6 m on.
  • the guide roller 1 consists of a roller shell 4, which is at least over both ends of the roll shell 4 located hubs or support rings 6 and bearings 7, z. B. deep groove ball bearings, plain bearings or the like. is rotatably supported on an axis 8.
  • the axis 8 is by means of fasteners, for. B. screws 9 rotatably connected to the side frame 11.
  • the centrifugal clutch 2 is between one end 12 of the Guide roller 1 and the side frame 11 arranged.
  • she consists of a by means of bearings 13; 14, e.g. B. Deep groove ball bearings, plain bearings or the like on axis 8 rotatably arranged sleeve-shaped hub 16, which on a fixed gear 17 wearing.
  • the deep groove ball bearings 7, 13, 14 are each held by means of correspondingly dimensioned retaining rings 18 on the axis 8 or on one shoulder of the support ring 6 or the hub 16.
  • the hub 16 is fixed on the side near the side frame with a rotatable, a number of centrifugal bodies 19; 21 containing centrifugal body carrier 20 connected.
  • the centrifugal body 19; 21, e.g. B. four pieces are in linear guides 22; 23 arranged in the radial direction B of the axis 8 back and forth.
  • the centrifugal body 19; 21 are wedge-shaped, the wedge surface 24; 26 points in the direction away from the side frame.
  • the wedge surface 24; 26 rises in the direction of axis 8.
  • the centrifugal body 19; 21 are held together on their side facing away from the axis by means of an annular spring 27, the annular spring 27 in a groove (not designated) of the centrifugal bodies 19; 21 is performed.
  • a coupling sleeve 28 which is movable in the axial direction C and helically around the axis 8 is arranged.
  • the coupling sleeve 28 has on its side near the guide roller 1 an annular flange 29 which carries a friction lining 31 which can be pressed against the end face 32 of the guide roller 1 or against its support ring 6 as a counter bearing.
  • the coupling sleeve 28 is by means of guide pins 33; 34, which in slots 36; 37 and 38 - for the latter, no guide pin shown - engage, arranged on the hub 16 in a helically rotatable manner.
  • the slots 36 to 38 are introduced into the hub 16 at an angle alpha of 30 ° to 60 °, but preferably 45 °, in a plane 39 extending in the radial direction to the axis 8 (FIG. 2). In this case it is also possible for the slots 36; 37 at an angle alpha of zero degrees, ie extending in the axial direction, in the hub 16.
  • annular housing 41 which covers the coupling sleeve 28 and is located inside this housing 41 and coaxially on the coupling sleeve 28, a compression spring acting as a return spring 42 is arranged, the extent of which is limited both by a support ring 43 fastened to the interior of the housing and by a support ring 44 fastened to the circumference of the coupling sleeve.
  • gear carrier-fixed and axially parallel power transmission members for. B. pressure bolt 46; 47 arranged.
  • the roller chain 3 is guided in a chain guide rail 48 which is fastened to the side frame 11 by means of spacers 49.
  • the start-up process of a guide roller 1 takes place as set out below.
  • a driven and running in the chain guide rail 48 roller chain 3 reaches with its beginning the gear 17 (Fig. 1) and engages with it.
  • the hub 16, which is firmly connected to the gear 17, is set in rotation, whereby the centrifugal body carrier 20 also rotates.
  • the pressure bolts 46; 47 are caused by the wedge action of the centrifugal bodies 19; 21 pushed in the direction of the guide roller 1, the coupling sleeve 28 being pressed against the force of the return spring 42 with the friction lining 31 against the end face 32 of the guide roller 1 or the support ring 6.
  • the mass of the centrifugal body 19; 21 limit the transmissible torque.
  • the centrifugal clutch can thereby be designed to be torque-adjustable by making the preload of the return spring 42 adjustable by changing the spring travel.
  • the front should be at slanted slot guide, e.g. B. Alpha angle equal to 45 ° be cushioned.
  • the peripheral speed of the Guide roller 1 is dependent on the pitch circle diameter of the Gear 17.
  • the pitch circle diameter can Correspond to the diameter of the guide roller 1, smaller or be bigger than this.
  • the guide roller 1 is at one speed brought, which near the Retraction speed of the roller chain 3 is. Thereby it is ensured that the guide roller 1 when the Paper path beginning approximately on the Feed speed is accelerated.
  • the guide roller 1 is now driven by the Frictional effect of the running paper web.
  • a guide roller 51 has support rings 52 which support the roll shell 4 and are arranged somewhat away from the ends 12 of the guide rollers 51.
  • the support ring 52 has in the axial direction of the guide roller 51 and coaxial to the axis 8 bores 53; 54, in which, in the axis-parallel direction of movement C, guide bolts 56; 57 are guided.
  • the holes 53; 54 ends of the guide bolts 56; 57 are fastened in a pressure ring 58 spaced apart from the support ring 52.
  • the pressure ring 58 rests with its outer edge 59 on an annular stop 61 located at the end 12 of the guide roller 51.
  • a compression spring 62; 63 arranged, which keep the axially movable pressure ring 58 and the fixed support ring 52 at a distance from each other.
  • a centrifugal clutch 64 a helical coupling sleeve 28 is arranged on the hub 16 (FIG. 2) and carries a friction lining 31 on an end flange 29.
  • the guide roller 51 is started up as set out below.
  • the flow of power runs through that Gear 17 and the hub 16, which are the Coupling sleeve 28 helical in axial Moved in direction C and against the force of the return spring 42 with the friction lining 31 against the pressure ring 58 Guide roller 51 presses.
  • a between friction lining 31 and Pressure ring 58 - as a counter bearing - gap 35 with the gap width d is closed. There is a frictionally driving the guide roller 51.
  • the arranged between the support ring 52 and the pressure ring compression springs 62; 63 serve to limit the torque so that the centrifugal clutch 64 exerts a defined compressive force.
  • the friction lining 31 shown in the first embodiment variant shown in FIG. 1 act as a torque limiter against a spring-loaded pressure ring 58. This is particularly advantageous if the slots 36 to 38 run at an angle alpha to the radial plane 39 that is greater than zero.
  • a third variant (Fig. 4) the clutch 5 from a multi-plate clutch 66, which can be acted upon by control means, e.g. B. Pneumatic cylinders, hydraulic cylinders or solenoids.
  • control means e.g. B. Pneumatic cylinders, hydraulic cylinders or solenoids.
  • the multi-plate clutch 66 consists of one on one Axis 8 of the web guide roller or paper guide roller, called guide roller 67 mounted hub 16 with fixed arranged gear 17.
  • the gear 17 engages in a Roller chain 3, which in a spacer 49 held chain guide rail 48 is guided.
  • the Hub 16 is fixed with an annular and coaxial to Left disc carrier 68 located on axis 8 connected, which objected three from each other Lamellar washers 69.
  • An annular magnetic coil 71 is located on the side of the left disc disk carrier 68 near the hub.
  • the guide roller 67 carries on the end face 32 of the support ring 6 a second annular disc disc carrier 72 made of an angular profile and firmly connected to the guide roller 67, which also carries three spaced disc discs 73 which in turn run between the lamellar disks 69.
  • the axis 8 is designed as a hollow axis, which is held or screwed at its end to the side frame 11 by means of a clamping ring 74.
  • the solenoid 71 receives its voltage, for. B.
  • the guide roller 67 is started up as described below.
  • the beginning of the roller chain 3 guided in the chain guide rail 48 runs into the area of the gearwheel 17 and sets it in rotation.
  • a sensor not shown, triggers the actuation of the multi-plate clutch 66, in which the magnetic coil 71 is supplied with voltage via the line 76, the slip ring 77, the carbon brush 78, the brush holder 79 and the line 81.
  • the guide roller 67 is started up and when the paper web start comes into the region of the guide roller 67 after about half the chain length, the peripheral speed of the guide roller 67 has reached the chain or paper web feed speed.
  • the sensor (not shown) switches off the magnetic coil 71 of the multi-plate clutch 66 and the guide roller 67 is now driven by the paper web.
  • the Output disk 84 carries a traction means, for. B. a Pull-in belt 86.
  • the pull-in belt 86 has one selected position z. B. a metal mark.
  • the guide roller 82 is started up as described below. Not from one shown traction traction means, z. B. Feeding belt 86 drives the driven pulley 84 Hub 83. If the 86 metal mark near the Output disk 84 comes, there is a not shown Sensor an impulse, which via a timer the magnetic coil 71 and thus the guide roller 82 engages. This ensures that the later The guide roller 82 arrives at the beginning of the paper web already on the feeding belt - or on Paper web speed has been brought.
  • Centrifugal clutch 2 64 provided guide roller 1; 51 over to drive a band-shaped profiled traction means 86.
  • a low-mass guide roller 1; 51; 67; 82 can e.g. B. by lightweight construction and using materials of low weights. Such a low-mass guide roller 1; 51; 67; 82 can also be used without the interposition of a coupling 5 between the traction means 3; 86 and guide roller 1; 51; 67; 82 can be used provided that the peripheral speed of the guide roller 1; 51; 67; 82 is equal to (100%) or slightly larger (102 to 105%) than the feed speed of the paper web.
  • a guide roller or a group of guide rollers can also are driven by an electric motor.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Advancing Webs (AREA)
  • Paper (AREA)
  • Replacement Of Web Rolls (AREA)

Claims (21)

  1. Dispositif pour l'entraínement d'un rouleau-guide (1; 51; 67; 82) pour une bande de matériau, l'entraínement se faisant à l'aide d'un moyen de traction (3) déplacé, pour l'introduction d'une bande de matériau, caractérisé en ce que le moyen de traction est susceptible d'être mis en contact pendant le processus d'insertion, uniquement par moments, avec des moyens d'entraínement (17) associés au rouleau-guide (1; 51; 67; 82).
  2. Dispositif pour l'entraínement d'un rouleau-guide (1; 51; 67; 82) pour une bande de matériau à l'aide d'un moyen d'entraínement (3; 86), caractérisé en ce qu'entre le moyen d'entraínement (3; 86) et le rouleau-guide (1; 51; 67; 82) est disposé un embrayage à force centrifuge (64) et le moyen d'entraínement (3; 86) est réalisé sous la forme de moyens de traction (3; 86) déplaçables, pour l'insertion d'une bande de matériau.
  3. Dispositif selon la revendication 2, caractérisé en ce que le moyen d'entraínement est réalisé sous forme de moteur électrique.
  4. Dispositif selon la revendication 1, caractérisé en ce qu'un embrayage (5) commutable est disposé entre le moyen de traction (3; 86) et le rouleau-guide (1; 51; 67; 82).
  5. Dispositif selon les revendications 1 et 2, caractérisé en ce le moyen de traction (3) est réalisé sous la forme de chaíne à rouleaux (3) finie.
  6. Dispositif selon la revendication 2, caractérisé en ce qu'un moyen de traction (86) en forme de bande est prévu comme moyen de traction (86).
  7. Dispositif selon la revendication 6, caractérisé en ce que le moyen de traction (86) sous forme de bande est profilé.
  8. Dispositif selon les revendications 1, 2 et 5, caractérisé en ce qu'une roue dentée, susceptible de venir en prise par une liaison à ajustement de forme avec la chaíne à rouleaux (3), est prévue, montée à rotation sur un axe (8) du rouleau-guide (1; 51; 67; 82).
  9. Dispositif selon la revendication 2, caractérisé en ce que l'embrayage à force centrifuge (2) présente un moyeu (16), monté à rotation sur un axe (8) du rouleau-guide (1), avec une roue dentée (17) montée rigidement, en ce que le moyeu (16) est relié rigidement à un support de corps formant masselotte centrifuge (20), susceptible de tourner, contenant un corps formant masselotte (19; 21), en ce qu'une course de réglage, parcourue dans la direction radiale (B) de l'axe (8), des corps formant masselotte centrifuge (19; 21) est susceptible d'être transmise, à l'aide d'organes de transmission de force (46; 47), montés rigidement sur le moyeu, à un manchon d'embrayage (28) assujetti en rotation par rapport au moyeu (16), monté de façon à être déplaçable en direction axiale, à l'encontre de la force exercée par un ressort de rappel (42), en ce que le manchon d'embrayage (28) porte sur une de ses extrémités une garniture de friction (31), à l'aide de laquelle le manchon d'embrayage (28) est susceptible d'être pressé sur une face frontale (32) du rouleau-guide (1) monté à rotation sur l'axe (8).
  10. Dispositif selon la revendication 2, caractérisé en ce que l'embrayage à force centrifuge (64) présente un moyeu (16) monté à rotation sur un axe (8) du rouleau-guide (51), avec une roue dentée (17) montée rigidement, en ce que, sur le moyeu (16), un manchon d'embrayage (28), guidé en direction axiale sur une trajectoire hélicoïdale, est déplaçable à l'encontre de la force exercée par un ressort de rappel (42), en ce que le manchon d'embrayage (28) porte sur une de ses extrémités une garniture de friction (31), à l'aide de laquelle le manchon d'embrayage (28) est susceptible d'être pressé sur un contre-palier (58) monté élastiquement, disposé de façon assujettie en rotation sur la face frontale du rouleau-guide (51).
  11. Dispositif selon la revendication 9, caractérisé en ce que le support de corps centrifuge (20) porte plusieurs masselottes centrifuges (19; 21) cunéiformes, disposées en direction radiale (B) par rapport à l'axe (8), dont la face en coin (24; 26) est tournée chaque fois dans la direction (C) opposée au bâti latéral et s'étend en montant, dans la direction (B) de l'axe (8).
  12. Dispositif selon les revendications 9 et 11, caractérisé en ce que les organes de transmission (46; 47) sont réalisés sous la forme de boulons de pressage (46; 47) et sont disposés en direction parallèle à l'axe, entre la face en coin (24; 26) des masselottes centrifuges (19; 21) et une première face frontale du manchon d'embrayage (28).
  13. Dispositif selon les revendications 9 et 10, caractérisé en ce que la face frontale du rouleau-guide (1; 51) sert de contre-palier à la garniture de friction (31) du manchon d'embrayage (28) susceptible d'être appliqué par pressage.
  14. Dispositif selon la revendication 10, caractérisé en ce que le guidage en forme d'hélicoïde (33, 34; 36, 37) du manchon d'embrayage (28) pressé selon la force centrifuge, à l'encontre de la force du ressort de rappel (42) s'étend sous un angle (alpha) de 20° à 60° par rapport à un plan axial (39), en s'étendant en direction radiale par rapport à l'axe (8).
  15. Dispositif selon la revendication 4, caractérisé en ce que l'embrayage (5) est réalisé sous la forme d'embrayage à lamelles (6) pouvant être sollicité par un moyen de commande.
  16. Dispositif selon la revendication 15, caractérisé en ce que le moyen de commande est formé d'une bobine magnétique (71).
  17. Dispositif selon la revendication 15, caractérisé en ce que le moyen de commande est formé par un vérin pneumatique.
  18. Dispositif selon la revendication 17, caractérisé en ce que le moyen de commande est formé par un vérin hydraulique.
  19. Dispositif selon la revendication 4, caractérisé en ce que l'embrayage (5; 66) présente un moyeu (16) monté de façon à pouvoir tourner sur un axe (88) d'un rouleau-guide (67), avec une roue dentée (17) montée rigidement, en ce que le moyeu (16) est relié rigidement à un support de disque à lamelles gauche (68) et en ce qu'un support de disque à lamelles droit (72) est relié rigidement à une face frontale d'un rouleau-guide (67), en ce que les disques à lamelles (69; 73) des supports de disque à lamelles (68; 72) s'engagent les uns dans les autres et se chevauchent partiellement.
  20. Dispositif selon la revendication 4, caractérisé en ce que l'embrayage (5; 66) présente un moyeu (83) monté à rotation sur un axe (8) d'un rouleau-guide (82), avec disque d'entraínement (84) monté rigidement, en ce que le moyeu (83) est relié rigidement à une face frontale (32) du rouleau-guide (82), en ce que les disques à lamelles (69; 73) des supports de disque à lamelles (68; 72) s'engagent les uns dans les autres et se chevauchent partiellement.
  21. Dispositif selon les revendications 1 et 2, caractérisé en ce que le rouleau-guide (1; 51; 67; 82) est réalisé sous la forme de rouleau-guide à faible masse.
EP98966783A 1997-12-24 1998-12-18 Dispositifs pour l'entrainement d'un rouleau-guide Expired - Lifetime EP1044107B1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19757979 1997-12-24
DE1997157979 DE19757979A1 (de) 1997-12-24 1997-12-24 Vorrichtungen zum Antrieb einer Warenbahnleitwalze
PCT/DE1998/003723 WO1999033661A1 (fr) 1997-12-24 1998-12-18 Dispositifs pour l'entrainement d'un rouleau-guide

Publications (2)

Publication Number Publication Date
EP1044107A1 EP1044107A1 (fr) 2000-10-18
EP1044107B1 true EP1044107B1 (fr) 2002-05-15

Family

ID=7853453

Family Applications (1)

Application Number Title Priority Date Filing Date
EP98966783A Expired - Lifetime EP1044107B1 (fr) 1997-12-24 1998-12-18 Dispositifs pour l'entrainement d'un rouleau-guide

Country Status (5)

Country Link
US (1) US6328195B1 (fr)
EP (1) EP1044107B1 (fr)
JP (1) JP3353002B2 (fr)
DE (1) DE19758535A1 (fr)
WO (1) WO1999033661A1 (fr)

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2862705A (en) * 1956-08-13 1958-12-02 Time Inc Threading mechanism
US2944345A (en) * 1958-01-30 1960-07-12 Time Inc Drive mechanism for web threading apparatus
US3624875A (en) * 1969-06-05 1971-12-07 Peter Haft Machine for inspecting a web of cloth
DE2402768C2 (de) * 1974-01-22 1978-04-20 Maschinenfabrik Augsburg-Nuernberg Ag, 8900 Augsburg Vorrichtung zum Einziehen von Materialbahnen in Rotationsdruckmaschinen
FR2432462A1 (fr) 1978-08-01 1980-02-29 Air Ind Perfectionnements apportes aux installations pour le traitement en milieu gazeux d'un produit en bande
US4480801A (en) * 1982-05-13 1984-11-06 Motter Printing Press Co. Webbing system
DE3524697A1 (de) 1985-07-11 1987-01-15 Philips Patentverwaltung Antrieb fuer den wahlweisen transport zweier formulare in gleicher richtung mittels zweier koaxial nebeneinanderliegender, drehbarer foerderelemente
DE3604504A1 (de) 1986-02-13 1987-08-27 Frankenthal Ag Albert Einziehvorrichtung
JPH07108741B2 (ja) 1989-04-04 1995-11-22 株式会社東京機械製作所 輪転機の紙通し装置
CA2025552C (fr) * 1989-09-20 1993-12-21 Kunio Suzuki Dispositif d'engagement d'une bande de papier continu dans une rotative
US5249373A (en) * 1991-01-29 1993-10-05 W. R. Grace & Co.-Conn. Web threading system
US5996873A (en) * 1998-05-11 1999-12-07 Heidelberger Druckmaschinen Ag Device for threading a web of material through a rotary printing press

Also Published As

Publication number Publication date
EP1044107A1 (fr) 2000-10-18
JP3353002B2 (ja) 2002-12-03
US6328195B1 (en) 2001-12-11
JP2001526989A (ja) 2001-12-25
DE19758535A1 (de) 1999-07-01
WO1999033661A1 (fr) 1999-07-08

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