EP0972733B1 - Dispositif pour changer la vitesse d'exemplaires - Google Patents

Dispositif pour changer la vitesse d'exemplaires Download PDF

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Publication number
EP0972733B1
EP0972733B1 EP99111914A EP99111914A EP0972733B1 EP 0972733 B1 EP0972733 B1 EP 0972733B1 EP 99111914 A EP99111914 A EP 99111914A EP 99111914 A EP99111914 A EP 99111914A EP 0972733 B1 EP0972733 B1 EP 0972733B1
Authority
EP
European Patent Office
Prior art keywords
speed
deceleration
changing
flat products
rollers
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
EP99111914A
Other languages
German (de)
English (en)
Other versions
EP0972733A3 (fr
EP0972733A2 (fr
Inventor
Jean Francois Robert
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.)
Heidelberger Druckmaschinen AG
Original Assignee
Heidelberger Druckmaschinen 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 Heidelberger Druckmaschinen AG filed Critical Heidelberger Druckmaschinen AG
Publication of EP0972733A2 publication Critical patent/EP0972733A2/fr
Publication of EP0972733A3 publication Critical patent/EP0972733A3/fr
Application granted granted Critical
Publication of EP0972733B1 publication Critical patent/EP0972733B1/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
    • B65H29/00—Delivering or advancing articles from machines; Advancing articles to or into piles
    • B65H29/68—Reducing the speed of articles as they advance
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2513/00—Dynamic entities; Timing aspects
    • B65H2513/10—Speed
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2513/00—Dynamic entities; Timing aspects
    • B65H2513/20—Acceleration or deceleration

Definitions

  • the present invention relates to an apparatus for changing the Speed of copies, for example signatures or folded flat Products such as those that are manufactured and processed in a folder.
  • EP 0 498 068 B1 from which the preamble of the claim is based, relates to a folder in which the transport of the Folded copies are made using means of transport, tape rolls and tapes.
  • It is one high-speed first belt arrangement, consisting of upper belts and lower belts Belts are provided between which the folded copy is transported.
  • one with variable speed drivable tape reel assembly provided with while their rotation of exactly lying phase upper band rolls and lower band rolls, which the fold copy brought up by the first belt arrangement in the area of the latter Grasp the leading edge and transport it further.
  • a slow-running second Band arrangement is provided, which consists of upper bands and lower bands that capture the folded copy from the tape rolls at its front edge and transport further.
  • the upper and lower band rolls point to their circumference Recesses on, with parts of the tape rolls with a large diameter by a Rubber coating are formed and to dose the force between the tape rolls at least one shaft can be pivoted by means of adjusting elements.
  • EP 0 256 795 B1 discloses an apparatus for processing sheets, the one Means comprising the blades moving at a first speed can record, and transported to a conveyor, which by means of a significantly different speed is driven.
  • the facility includes a first rotatable drive element for accelerating and decelerating the blades hand them over to the conveyor at an adequate speed.
  • the first Drive element is driven by a mechanism that is a planetary gear includes which contains a sun gear.
  • a planet gear is arranged so that it is in Operation revolves around the sun gear.
  • a first rotating element is off the axis of the Planet gear attached, but driven by the rotating planet gear and the first drive element is for rotation by moving the first one Rotary element coupled.
  • the first drive element is rotatable on the sun gear axis and stored on the other side of the sun gear.
  • the second drive element is through a second or more second rotary elements are rotatably coupled, which are arranged so that they have a rotational movement in the opposite direction to the movement of the or every first rotating element.
  • the second drive element is mechanical with coupled to a counterweight, which is intended to accommodate changes in the Compensate inertia, which are transmitted to the first drive element.
  • the Arrangement is provided so that the drive elements a predetermined Follow the speed and acceleration profile, which is repeated periodically.
  • the present invention is the Based on the task that occurs when braking flat products To reduce inertial forces as much as possible, so that only the mass of each Braking copy to be braked generates deceleration forces.
  • Fig. 1 gives the side view of a folder with one above the other Copy delivery systems again.
  • a web of material 2 running into a folder via a former 1 is passed over Pull roller pairs 3, 3 'and 4, 4' guided on a puncture cylinder 7.
  • a puncture cylinder 7 Between Cylinder pairs 3, 3 'and 4, 4' can be perforated cylinders 5, 5 ', which perforate the material web 2 in such a way that enclosed air cushions escape more easily can to improve the folding accuracy.
  • a cutting cylinder 9 is provided, which is equipped with cutting knives 8, 8 ′ in order to move from the incoming material web 2 to separate copies.
  • the invention may equally well a pointless folder before the copies were issued in Paddle wheel arrangements, for example, are used, as well Plano cross cutting, in the case of cutting devices within inline finishing Systems as well as in sheet-fed rotary printing machines or copiers.
  • the Braking specimens can also be subjected to accelerations or from a formation in a row into a scale-like formation be transferred.
  • the continuously formed is divided behind the jaw cylinder 12 Fold copy flow into an upper and a lower flow.
  • the Folding jaw cylinders 12 are upper and lower sections 34 and 35, respectively high-speed conveyor belts 14, 15 downstream.
  • the upper or lower Integrated sections 34, 35 there are deceleration rollers or deceleration rollers 22, 23; 24, 25.
  • the Retard rollers or retard rollers 22, 23; 24, 25 also outside the top or the lower section 34, 35.
  • Behind the upper and lower sections 34, 35 are slower conveyor belts 36, 37; 38, 39 switched.
  • this slow conveyor belts 36, 37 and 38, 39 are respectively an upper and a lower one second longitudinal folding device 13, 13 'is provided, which the folding copies with a provided second longitudinal fold and in for example provided paddle wheels introduce through which the thus folded copies are then transported and if necessary, can be processed further.
  • the upper one comprises Section 34 high-speed conveyor belts 14, 15, while the lower section 35 high-speed conveyor belts 16, 17 includes.
  • first and second pull rollers 18, 19, respectively integrated; in the lower section 35 these are drawing rollers with the reference number 20 and 21 provided.
  • the deceleration rollers 22, 23; 24 and 25 of the top and bottom Sections 34 and 35 are provided with covering sections 60, 61, which do not cover the whole Cover the circumference of the retard rollers 22, 23, 24, 25.
  • the fast-moving Conveyor belts 14 15; 16, 17 spread in their slower running Conveyor belts 36, 37; 38, 39 assigning something to what the high-speed conveyor belts 14, 15, 16, 17 just as far from the Remove the specimen transport level so that the specimens - after they are removed from the Retard rollers 22, 23; 24, 25 have been recorded - exclusively by these are seized and no more contact with the high-speed conveyor belts 14, 15; 16 17 more exists.
  • the high-speed conveyor belts 14, 15, 16, 17 are by means of the Drive shafts 30, 31 for the upper section 34 and with the drive shafts 32, 33 for the lower section 35 driven at the speed corresponding to the conveying speed of the Copies on the jaw cylinder 12 corresponds. Using this configuration (see also Fig.
  • FIG. 2 shows a detailed view of the outlet area of the high-speed conveyor belts 14, 15, - here, for example, the upper section 34 - inside of a facility to change the speeds of the specimens is integrated.
  • the Device for changing the speed also outside the outlet area of the high-speed conveyor belts.
  • a copy of the circumference of the jaw cylinder 12 in the upper section 34 is gripped by the high-speed conveyor belts 14, 15.
  • the copy happens first and second pull rollers 18, 19 of the upper section 34, and at the same time from the covering sections 60, 61, to which its trailing end the gap between the pull rollers 18, 19 of the upper section 34 leaves. Because behind the gap between the first and second pull rollers 18, 19 the high-speed conveyor belts 14, 15 move apart gradually, the specimens are no longer affected by this and can by the recorded on the deceleration rollers 22, 23 Pad sections 60, 61 are braked.
  • Fig. 2 also shows a possibility of employing an upper deceleration roller 22 an underlying deceleration roller 23, the roller with the mentioned Covering sections 60, 61 are provided.
  • the upper retard roller 22 is on one Pin 65 pivotally received on the carrier 66.
  • the carrier 66 can in the direction of Double arrow can be moved up and down.
  • the carrier 66 rests in the position shown the adjustable stop 67.
  • Actuating cylinder 62 can prevail in the gap between the covering sections 60 and 61 Force can be adjusted.
  • mounted in the Abutment 63 provides access to the high-speed conveyor belts 14, 15 be improved.
  • Fig. 3 in sequences a, b, c and d is the transfer of a fold copy 100 by the Delay roller pair 22, 23 shown.
  • the detection point shifts between the covering sections 60, 61 continuously from 0 "in Fig. a via p" in b to 0 "in Fig. c.
  • Fig. c has the folded copy 100 go through the braking so far that the fold back immediately before detection through the slow-moving conveyor belts 36, 37.
  • fig. c leaves that Folded copy 100 the gap in 0 "between the covering sections 60, 61 with the Speed of the slow moving conveyor belts 36, 37.
  • fig. 3 d has that Folded copy 100 in q "leave the entry point and is now exclusively the Detected by the slow-moving conveyor belts 36, 37 as it is subject to covering sections 60, 61 has been fully released.
  • Fig. 4 shows the drive configuration of the deceleration rollers in longitudinal section.
  • a crankshaft-shaped shaft 50 consists of a first shaft section 52.1 Rotation axis 52, with a cranked section 54, with axis 54 'and a second Shaft section 52.2 with the rotation axis 52 already mentioned.
  • This upper one Crankshaft 50 corresponds to a lower crankshaft 51, which is also a first one Section 53.1 with axis of rotation 53, a cranked section 55 with axis 55 and comprises a second section 53.2 with the axis of rotation 53.
  • the two crankshaft-shaped shafts 50, 51 are rotatable in the side walls 70, 71 of the Folders stored.
  • the deceleration rollers 22, 23 are on the crankshafts 50 and 51 rotatably mounted.
  • crankshafts 50, 51 are driven such that they oppose the Direction of conveyance of the specimens 100 rotate while the roller shells of the Retard rollers 22, 23 center around the offset shaft sections 54, 55 in Move the conveying direction of the folded copies 100.
  • the Covering sections 60, 61 in strips next to one another on the circumference of the roller shells the deceleration rollers 22, 23 attached, so that braking - or if desired, after appropriate conversion, also an acceleration - narrower Folded copies 100 can be achieved.
  • FIG 5 shows how the Braking of the folded copies 100 takes place; At about half the size of the Retard rollers correspond to the length of the covering sections 60, 61 on the The section of the sine curve from A 'to B' can be used for roller shells according to FIG Braking the folded copies 100 can be used.
  • A is the Entry speed of the folded copies referred to, with the speed A ' the fold copies 100 are detected before they are in accordance with the sinusoidal course of the Curve to be braked to speed B 'and to speed B' the slow-moving conveyor belts 36, 37 are handed over.
  • the synchronization the angular velocity is such with the conveying frequency of the folded copies 100 matched that the crankshafts 50, 51 and the offset shaft sections 54, 55 a complete a full turn while a fold copy of the fast-running Belts 14, 15 is transported to the slow-moving belts 36, 37.
  • the crankshafts 50, 51 or 54, 55 rotate at double speed as briefly sketched above, while only a folded copy 100 from the high-speed conveyor belts 14, 15 to the slow running conveyor belts 36, 37 is transported. In this case, the Delay device one full turn back, without affecting the Folded copies 100 takes place.
  • FIG. 6 shows an embodiment of the device with covering sections 60 ', 61', in which according to graphs B, C only a part of the sinusoidal Speed curve of the deceleration rollers is used for braking, such as it may be necessary, for example, for shorter lengths of the folded copies 100. It several devices for changing the speed (22, 23; 24, 25) can be connected in series in order to slow down and / or to reach a scaled specimen stream.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Folding Of Thin Sheet-Like Materials, Special Discharging Devices, And Others (AREA)
  • Separation, Sorting, Adjustment, Or Bending Of Sheets To Be Conveyed (AREA)
  • Structure Of Belt Conveyors (AREA)
  • Delivering By Means Of Belts And Rollers (AREA)

Claims (13)

  1. Dispositif pour modifier la vitesse de produits plats, avec un premier dispositif transporteur (14, 15, 16, 17) à mouvement rapide, composé de rouleaux à bandes et de bandes, ainsi qu'un deuxième dispositif transporteur (36, 37, 38, 39) à mouvement plus lent, compose de rouleaux à bandes et de bandes, les produits plats étant transportés chaque fois entre les bandes du premier et du deuxième dispositif transporteur, et des rouleaux retardateurs (22, 23, 24, 25) qui présentent des tronçons de garniture (60, 61), les chemins de transport des bandes transporteuses rapides (14, 15; 16, 17), observées dans la direction de transport des exemplaires (100), allant en s'écartant les uns des autres, oaractérisé en ce que les rouleaux retardateurs (22, 23, 24, 25) sont disposés à l'intérieur du premier dispositif transporteur (14, 15; 16, 17) à mouvement rapide,
  2. Dispositif de modification de la vitesse de produits plats selon la revendication 1, caractérisé en ce que, chaque fois, les rouleaus retardateurs (22, 24) des paires de rouleaux retardateurs (22, 23; 24, 25) sont déplaçables par rapport à chaque autre rouleau retardateur (23, 25), en particulier sont susceptibles de pivoter.
  3. Dispositif de modification de la vitesse de produits plats selon la revendication 2, caractérisé en ce que les rouleaux retardateurs (22, 24) pouvant chaque fois effectuer un déplacement relatif sont logés sur un support (66) déplaçable.
  4. Dispositif de modification de la vitesse de produits plate selon l'une des revendications 2 à 3, caractérisé en ce que la force d'application des rouleaux retardateurs (22, 24), à possibilité de déplacement relatif sur des rouleaux retardateurs (23, 25) stationnaires, est réglable à l'aide d'un vérin de réglage (62).
  5. Dispositif de modification de la vitesse de produits plats selon l'une des revendications 2 à 4, caractérisé en ce que la course de pivotement du support (66) autour d'un tourillon (65) est susceptible d'être limitée par une butée (67) ajustable.
  6. Dispositif de modification de la vitasse de produits plats salon l'une des revendications 1 à 5, caractérisé en ce que les bandes transporteuses rapides (14, 15; 16, 17) et les bandes transporteuses (36, 37; 38, 39) lentes sont déviées chaque fois autour d'axes (40, 41) communs.
  7. Dispositif de modification de la vitesse de produits plats selon l'une des revendications 1 à 6, caractérisé en ce que les rouleaux retardateurs (22, 23; 24, 25) sont supportés chacun sur des tronçons d'arbre (54, 55), disposés excentriquement par rapport à des axes de rotation (52, 53), et des enveloppes de cylindre, montées sur les tronçons d'arbre (54, 55) décalés, des rouleaux retardateurs (22, 23; 24, 25) présentant un entraínement (56, 58; 57, 59) se superposant à l'entraínement des tronçons d'arbre (54, 55) décalés.
  8. Dispositif de modification de la vitesse de produits plats selon l'une des revendications 1 à 7, caractérisé en ce que des dentures extérieures (58, 59), réalisées sur les enveloppes extérieures des rouleaux retardateurs (22, 23; 24, 25), tournent dans des dentures intérieures (56, 57) entraínées.
  9. Dispositif de modification de la vitesse de produits plats selon l'uns des revendications 1 à 8, caractérisé en ce que des dispositifs d'entraínement individuels sont associés à chacune des enveloppas de rouleaux retardateurs (22, 23; 24, 25).
  10. Dispositif de modification de la vitesse de produits plats selon l'une des revendications 1 à 9, caractérisé en ce que la vitesse angulaire des enveloppes de rouleaux retardateurs (22, 23; 24, 25) est du double de la vitesse angulaire des tronçons d'arbre (54, 55) décalés.
  11. Dispositif de modification de la vitesse de produits plats selon l'une des revendications 1 à 10, caractérisé en ce qu'une pluralité de sections de garnitures (60, 61) sont supportées, horizontalement les unes à côté des autres, sur la périphérie des enveloppes de rouleaux retardateurs (22, 23; 24, 25).
  12. Dispositif de modification de la vitesse de produits plats selon l'une des revendications 1 à 11, caractérisé en ce que les rouleaux retardateurs (22, 23, 24, 25) sont disposés de manière que la libération d'un produit plat maintenu entre les rouleaux retardateurs (22, 23, 24, 25) s'effectue au même moment que celui auquel l'extrémité avant du produit plat est saisie par les bandes transporteuses lentes (36, 37).
  13. Dispositif de modification de la vitesse de produits plats selon l'une des revendications 1 à 11, caractérisé en ce que les rouleaux retardateurs (22, 23, 24, 25) sont disposés de manière que les produits plats soient saisis chaque fois uniquement par les rouleaux retardateurs et par le premier ou le deuxième dispositif transporteur circulant.
EP99111914A 1998-07-13 1999-06-21 Dispositif pour changer la vitesse d'exemplaires Expired - Lifetime EP0972733B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19831044 1998-07-13
DE19831044A DE19831044A1 (de) 1998-07-13 1998-07-13 Vorrichtung zur Änderung der Geschwindigkeit von Exemplaren

Publications (3)

Publication Number Publication Date
EP0972733A2 EP0972733A2 (fr) 2000-01-19
EP0972733A3 EP0972733A3 (fr) 2000-10-11
EP0972733B1 true EP0972733B1 (fr) 2003-08-27

Family

ID=7873683

Family Applications (1)

Application Number Title Priority Date Filing Date
EP99111914A Expired - Lifetime EP0972733B1 (fr) 1998-07-13 1999-06-21 Dispositif pour changer la vitesse d'exemplaires

Country Status (5)

Country Link
US (1) US6302391B1 (fr)
EP (1) EP0972733B1 (fr)
JP (1) JP4847637B2 (fr)
CN (1) CN1118371C (fr)
DE (2) DE19831044A1 (fr)

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US6394445B1 (en) 1998-12-30 2002-05-28 Quad/Tech, Inc. Apparatus for slowing down and guiding a signature and method for doing the same
US6428001B1 (en) 2000-03-31 2002-08-06 Heidelberger Druckmaschinen Ag Signature slowdown apparatus
DE10048295B4 (de) * 2000-09-29 2006-05-24 Man Roland Druckmaschinen Ag Falzaufbau mit einer Exemplarweiche und Verfahren zum Aufteilen eines Produktstroms in zwei Teilströme
US7006785B2 (en) * 2004-03-24 2006-02-28 Lexmark International, Inc. Metering nip for moving a media sheet within an image forming device
DE102004026138B3 (de) * 2004-05-28 2005-11-17 Koenig & Bauer Ag Vorrichtung zur Geschwindigkeitsänderung laufender Druckerzeugnisse
DE102005017411A1 (de) * 2005-04-15 2006-10-19 Man Roland Druckmaschinen Ag Vorrichtung zur Verlangsamung und/oder Beschleunigung von Druckbogen oder von einem bahnförmigen Bedruckstoff abgetrennten Exemplaren
DE102006002029A1 (de) * 2006-01-13 2007-07-19 Bielomatik Jagenberg Gmbh + Co. Kg Vorrichtung zum Abbremsen von auf einem Stapel abzulegenden Bögen, insbesondere Papier-oder Kartonbögen
DE102006014220A1 (de) * 2006-03-28 2007-10-04 Man Roland Druckmaschinen Ag Vorrichtung zur Verlangsamung und/oder Beschleunigung von Druckbogen oder von einem bahnförmigen Bedruckstoff abgetrennten Exemplaren
US20090217833A1 (en) 2008-02-29 2009-09-03 Goss International Americas, Inc. Conveyor and method for changing the pitch of printed products
EP2280890A4 (fr) * 2008-05-23 2013-04-03 Goss Int Americas Inc Procédé et dispositif pour dispositif combiné de déviation et de ralentissement de cahiers
US8292296B2 (en) * 2009-10-30 2012-10-23 Goss International Americas, Inc. Apparatus for varying the speed of printed products having an external eccentric assembly and method
DE102010028558A1 (de) 2010-05-04 2011-11-10 Walter Ag PVD-Hybridverfahren zum Abscheiden von Mischkristallschichten
CN103889727A (zh) * 2010-12-10 2014-06-25 高斯国际美洲公司 公转凸轮传动机构、间距改变装置及方法
CN103523581B (zh) * 2013-10-18 2015-12-09 青岛金叶精密机械有限公司 纸品高速切断出料缓冲装置
US9346645B2 (en) * 2013-10-30 2016-05-24 Goss International Americas, Inc. Variable rotational speed coupling for a pitch changing or slow down device
CN110921367B (zh) * 2019-11-21 2021-10-01 上海新开宝商务印刷有限公司 一种折叠成型机的进料装置

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JPS61111266A (ja) * 1984-11-01 1986-05-29 Fuji Xerox Co Ltd 用紙排出装置
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DE3940960A1 (de) 1989-12-12 1991-07-11 Jagenberg Ag Verfahren und vorrichtung zum abbremsen von auf einen stapel abzulegenden boegen, insbesondere papier- oder kartonboegen
US5037365A (en) * 1989-12-20 1991-08-06 Harris Graphics Corporation Folder with belt speed control
JP2516640Y2 (ja) * 1990-06-25 1996-11-06 株式会社小森コーポレーション 紙かわし装置
FR2672544B1 (fr) * 1991-02-08 1995-10-06 Marinoni Harris Sa Plieuse de machine d'imprimerie a dispositif ralentisseur d'exemplaires envoyes dans un pli d'equerre de ladite plieuse.

Also Published As

Publication number Publication date
EP0972733A3 (fr) 2000-10-11
CN1118371C (zh) 2003-08-20
EP0972733A2 (fr) 2000-01-19
DE59906744D1 (de) 2003-10-02
HK1023094A1 (en) 2000-09-01
CN1243786A (zh) 2000-02-09
DE19831044A1 (de) 2000-01-20
US6302391B1 (en) 2001-10-16
JP4847637B2 (ja) 2011-12-28
JP2000034047A (ja) 2000-02-02

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