EP0741103B1 - Dispositif et procédé pour réunir deux bandes dans une rotative - Google Patents

Dispositif et procédé pour réunir deux bandes dans une rotative Download PDF

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Publication number
EP0741103B1
EP0741103B1 EP96810252A EP96810252A EP0741103B1 EP 0741103 B1 EP0741103 B1 EP 0741103B1 EP 96810252 A EP96810252 A EP 96810252A EP 96810252 A EP96810252 A EP 96810252A EP 0741103 B1 EP0741103 B1 EP 0741103B1
Authority
EP
European Patent Office
Prior art keywords
web
reversing
transfer belt
beginning
belt
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
EP96810252A
Other languages
German (de)
English (en)
Other versions
EP0741103A2 (fr
EP0741103A3 (fr
Inventor
René Künzle
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.)
Wifag Maschinenfabrik AG
Original Assignee
Wifag Maschinenfabrik 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
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Application filed by Wifag Maschinenfabrik AG filed Critical Wifag Maschinenfabrik AG
Publication of EP0741103A2 publication Critical patent/EP0741103A2/fr
Publication of EP0741103A3 publication Critical patent/EP0741103A3/fr
Application granted granted Critical
Publication of EP0741103B1 publication Critical patent/EP0741103B1/fr
Anticipated expiration legal-status Critical
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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
    • B65H39/00—Associating, collating, or gathering articles or webs
    • B65H39/16—Associating two or more webs
    • 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

Definitions

  • the present invention relates to a device for merging two in Folding hoppers fold printing material webs in a web-fed rotary printing press after the Preamble of claim 1.
  • the invention also relates to a method for Merging printing material webs according to the preamble of claim 11.
  • substrate webs are after the longitudinal folding, which usually done by conveying the webs through funnels again before they are fed to a folder.
  • the start of the train of the individual sub-lanes are transferred using appropriate transfer devices to a single web strand in which the longitudinally folded printing material webs approximately overlapping, merged. Merging of the partial webs or the drawing in of the partial webs via the for this purpose in the area of Conveying provided deflection means, in particular deflection rollers usually by hand.
  • An operator takes over a start of the path such a longitudinally folded partial web, for example by means of a hook, and transfers the recorded start of the web to a second operator who assumed path start in the area of a feed means, in particular one Web diverter roller, so gives up or threading that this web start with an in Area of the feed means endlessly subsidized other partial web to cover lies and is further promoted together with this other sub-lane.
  • the manual merging of partial webs is time consuming, prone to failure and requires the cooperation of at least two operators.
  • the invention has set itself the task of merging in formers to allow folded printing material webs in a web-fed rotary printing press without that an operator is necessary for this.
  • the transfer belt is preferably held against a web conveyor, preferably the deflection means, driven by this. In a also preferred embodiment is by its own engine driven.
  • the deflecting means can be a deflecting roller, in particular a register roller, and the feeding means can be one for this act spaced web diverter roller. Shortly behind this web diversion roller, namely the feed means, the transferred substrate runs under another previously longitudinally folded printing material web, namely the web with which it is to be merged for subsequent trimming and folding.
  • a Web-fed rotary printing press can have several Transfer devices, usually side by side transversely to the web conveying direction are arranged.
  • the deflecting means and the guiding means form a kind of inlet funnel for the beginning of the web of the material web to be transferred.
  • the web start in question from the former essentially vertically downwards to a deflecting roller conveyed and by about 90 ° from its conveying direction in a side next to this Deflection roller arranged further deflection roller promoted. Because of this gravity-assisted web conveying is sufficient with an inlet funnel open at the top perfect for safely diverting the free-hanging path start.
  • Conveyor belt also the diversion.
  • this transfer belt partially wraps around the deflecting means.
  • the transfer belt is advantageously around at least three belt diversion rollers, which are triangular to one another are arranged, guided.
  • the transfer belt preferably in the area of a run, in particular one Upper run, pressed or turned against the deflecting means.
  • the transfer belt is preferably to be used against the deflecting means pivotally arranged.
  • the transfer belt By placing the transfer belt with a partial wrap of the deflecting means can be adjusted to the deflecting means, it can accordingly Transfer of the beginning of the web and further conveyance of the transferred material web be turned off again by the deflecting means, so that the transferred web of material can only be further promoted using the usual deflection means.
  • By switching off after the transfer is very easily prevented possibly ink inked onto the transfer belt onto the material web, if it is a printing material web, can be transferred.
  • One of the three belt diverter rollers can be formed by the feed means itself become.
  • Another preferred embodiment is the transfer belt from the others Deflection means of the roll rotating machine mechanically independent.
  • Belt deflection roller drives the rotating transfer belt.
  • this belt diversion roller there is between this belt diversion roller and the feed means an additional web support means to support the start of the web Arriving or running into or arranged on the feed means.
  • this diversion roller is advantageously with rotating Grooves, and the web support means engages in these grooves in a rake-like manner, so that a seamless task of the beginning of the path can be guaranteed.
  • FIG. 1 shows the merging of two partial substrate webs B 1 and B 2 , each of which has been longitudinally folded in funnels T 1 and T 2 .
  • the two longitudinally folded substrate sub-webs B 1 and B 2 are each conveyed via pulling roller pairs 15, the beginning of the web of each of these two sub-webs B 1 and B 2 being initially conveyed freely suspended approximately vertically downward by the respective pair of pulling rollers 15.
  • a feed means in the exemplary embodiment a web diverting roller 17, at which the free beginning of the web of the corresponding first printing substrate web B 1 is conveyed past at a short distance and is further conveyed by the pair of pull rollers 15 to another pair of pull rollers 18. runs between the two rollers of this pair of pull rollers 18 and is conveyed further by these.
  • the beginning of the web of the other, second substrate sub-web B 2 must first be brought together with the first substrate sub-web B 1 by a deflection means 16 arranged approximately vertically below the pair of drawing rollers 15 used to convey the second substrate sub-web B 2 , in the exemplary embodiment also a web deflection roller, in particular one Register roller, are deflected and conveyed to the feed means 17 in order to be deflected by the feed means 17 in the same direction as the first printing substrate web B 1 , which is conveyed in a substantially simple manner.
  • this beginning of the web is steered around the deflection means 16 with the aid of a transfer device 2 and conveyed to the feeding means 17 lying on the transfer belt 3.
  • the beginning of the web of the second sub-web B 2 is deflected in the conveying direction of the first sub-web B 1 via the feed means 17 and, during its further conveyance, it hangs freely between the rollers of the pair of pulling rollers 18 arranged downstream of the feed means 17.
  • the pair of sub-webs B 1 and B 2 is conveyed to a folder 22 in a known manner via a retaining device 19, a cutting device 20 and a further pair of pull rollers 21.
  • Figure 2 shows the web transfer device 2 of Figure 1 alone.
  • the vertically downward conveyed beginning of the web of the second partial web B 2 to be transferred is indicated before it enters the transfer device 2.
  • the deflecting means 16 is formed by a register roller, which is shown in FIG. 2 in its two end positions.
  • the transfer belt 3 runs around three belt guide rollers 7, 8 and 9 as well as via a tensioning roller which is held on an adjustable arm 4.
  • the first belt diverting roller 7 is arranged in the immediate vicinity of the feed means 17 formed in the exemplary embodiment by a web diverting roller.
  • the three belt guide rollers 7, 8 and 9 form a triangular arrangement.
  • the transfer belt 3 In the area of an upper run of the transfer belt 3 between the rollers 7 and 8, the transfer belt 3 is positioned against the register roller 16, so that it essentially registers this register roller 16 from below in the area in which the transferred second web B 2 wraps around the register roller 16. also wraps around.
  • the register roller 16 and the upper run of the transfer belt 3 in the deflection area form a kind of feed hopper for the web start of the partial web B 2, which is conveyed from above.
  • the conveyed start of the web initially runs onto the upper run of the transfer belt 3. It is then drawn in between the register roller 16 and this upper run and conveyed between the two around the register roller 16. After the deflection, the beginning of the web lies freely on the upper run in its section between the register roller 16 and the first belt deflection roller 7. By conveying between the register roller 16 and the transfer belt 3, the beginning of the web, lying on the transfer belt 3, reaches the first belt diversion roller 7.
  • a rake-shaped Web support means 11 arranged, via which the beginning of the web almost continuously on the downstream web guide roller 17 is promoted. With its rake-shaped The web support means 11 engages fingers in the corresponding circumferential grooves the web diverter roller 17 a.
  • the web support means is on the axis of rotation of the belt deflection roller 7 rotatably.
  • the transfer belt 3 can be set against or through the register roller 16 Swiveling away from this. Switching on and off takes place by swiveling about the axis of rotation of the driven belt deflection roller 7.
  • FIG Conveyor belt 3 in a continuous line in line with the register roller 16 and in Dashed line shown in its parked position.
  • the transfer belt from the Register roller 16 By moving against the register roller 16, the transfer belt from the Register roller 16 also driven.
  • the belt deflection roller 7 is driven by its own motor.
  • the second belt guide roller 8 and the third belt guide roller 9 are for the purpose starting and placing the transfer belt 3 on or off the register roller 16 on an adjusting device 15 which is arranged pivotably about an axis 14, attached.
  • the adjusting device 15 is in the embodiment by a simple bar 5 formed, the stop 13 to limit the pivoting movement of the adjusting device 15 against the register roller 16.
  • the second Bandumleitwalze 8 is directly rotatably attached to the beam 5, while the third belt deflection roller 9 on an angularly protruding from this beam 5 Support arm 12 is rotatably held.
  • the tension roller for the transfer belt 3 supporting arm 4 is on the beam 5 for setting the desired band tension pivotally attached.
  • the pivoting movement of the adjusting device 15 around the Axis of rotation 14 and thus also the pivoting movement of the transfer belt 3 around first belt deflection roller 7 is effected by an actuating cylinder 6, which on the bar 5 is articulated.
  • the transfer belt 3 is seen in the longitudinal direction of the register roller 16 several strips of tape running parallel to one another are formed.
  • the belt diversion rollers 7, 8, 9 and the adjusting device 15 are designed accordingly.
  • the transfer belt 3 In the parked position, the transfer belt 3 is guided approximately triangularly around the three belt guide rollers 7, 8 and 9. In line with the register roller 16, the belt 3 is pressed in in the region of the upper strand between the first belt guide roller 7 and the third belt guide roller 9 and thus partially wraps around the register roller 16. In the position against the register roller 16, the transfer belt 3 takes approximately the shape of a lying " L "a. The short, upward-pointing leg of this "L” forms, together with the register roller 16, the inlet for the partial web B 2 and the looping to the register roller 16, and the long, approximately horizontally lying or slightly inclined leg of this "L” points in straight line to the web diversion roller 17 serving as the feeding means.
  • Figure 3 shows a first alternative embodiment for an inventive Transfer device.
  • the transfer device according to Figure 3 differs from that of Figure 2 only in that no separate drive roller, namely the Belt diversion roller 7 is provided.
  • the transfer belt 3 runs in the embodiment according to Figure 3 around the web diverter roller 17, which thus simultaneously the Function of a driven belt guide roller takes over.
  • the transfer belt 3 is correspondingly about the axis of rotation of the web diversion roller 17 to the register roller 16 switched on and off. Otherwise, the construction and functionality this embodiment alternative to that according to FIG. 2 is the same.
  • a mechanically particularly simple transfer device 2 is shown in FIG.
  • a rigid guide means 5, in the exemplary embodiment a simple deflection plate, is arranged adjacent to the register roller 16.
  • the guide means 5 in turn forms, together with the register roller 16, a funnel-shaped inlet for the conveyed start of the second partial web B 2 .
  • the conveyed start of the web initially encounters a rounded deflecting surface of the deflecting means 5 facing the register roller 16 and slides on this deflecting surface during its further conveyance onto the transfer belt 3.
  • An upper end of the guide means 5 is inclined to the incoming web start.
  • the deflecting surface of the guide means runs approximately concentrically to the surface of the register roller 16.
  • a lower end of the guide means 5 protrudes computationally between the belt strips of the transfer belt 3, so that the beginning of the web is constantly supported from below.
  • the transfer belt according to Figure 4 is not pivotable. It's just about that two stationary belt guide rollers 17 and 8 as well as around the tension pulley 4. This variant is characterized by its simplicity and its comparative low acquisition costs.

Landscapes

  • Separation, Sorting, Adjustment, Or Bending Of Sheets To Be Conveyed (AREA)
  • Advancing Webs (AREA)

Claims (11)

  1. Dispositif pour réunir deux bandes (B1, B2) de tissu à imprimer pliées par deux entonnoirs de pliage (T1, T2) dans une machine rotative d'impression,
    caractérise par :
    un moyen (16) de renvoi pour renvoyer le début qui pend librement de la première bande (B2) et, disposé à proximité de celui-ci, un moyen (3 ; 5) de guidage entre lesquels le début de la première bande (B2) passe,
    un moyen (17) d'alimentation pour la réunion de la première bande (B2) à la seconde bande (B1) qui pend librement, qui est disposé suivant la direction d'alimentation de la première bande renvoyée à distance à peu près latéralement du moyen (16) de renvoi, et
    une bande (3) de transport circulante sur laquelle le début renvoyé de la première bande (B2) est envoyé en y reposant au moyen (17) d'alimentation, dans lequel
    le moyen (3 ; 5) de guidage entourent le moyen (16) de renvoi dans une région de renvoi autour du moyen (16) de renvoi, et
    le début de la première bande (B2) mène au moyen (17) d'alimentation par le renvoi de manière forcée autour du moyen (16) de renvoi.
  2. Dispositif suivant la revendication 1, caractérisé en ce que le moyen (3 ; 5) de guidage et le moyen (16) de renvoi forment une entrée en forme d'entonnoir pour le début de la première bande.
  3. Dispositif suivant la revendication 1 ou 2, caractérisé en ce que la bande (3) de transport peut être réglée, notamment être basculée vers le haut ou vers le bas, par rapport au moyen (16) de renvoi.
  4. Dispositif suivant l'une des revendications précédentes, caractérisé en ce que la bande (3) de transport forme une boucle autour du moyen (16) de renvoi dans une région de renvoi de la première bande et forme ainsi également le moyen de guidage.
  5. Dispositif suivant l'une des revendications précédentes, caractérisé en ce que la bande (3) de transport passe sur au moins trois rouleaux (7, 8, 9) de déviation de bande et un brin de la bande (3) de transport en s'appuyant sur le moyen (16) de renvoi forme une boucle autour du moyen (16) de renvoi dans une région de renvoi de la première bande et forme ainsi également le moyen de guidage.
  6. Disposition suivant l'une des revendications précédentes, caractérisé en ce qu'un premier rouleau (7) de déviation de la bande (3) de transport est disposé dans le sens de transport de la première bande, juste en amont du moyen (17) d'alimentation.
  7. Dispositif suivant la revendication 6, caractérisé en ce qu'il est disposé, entre la bande (3) de transport et le moyen (17) d'alimentation, un moyen (11) de support de bande à partir duquel le début de la première bande qui y repose est fourni au moyen (17) d'alimentation.
  8. Dispositif suivant l'une des revendications 1 à 5, caractérisé en ce qu'un premier rouleau de déviation de la bande (3) de transport, notamment un rouleau d'entraínement de la bande (3) de transport, est formé par le moyen (17) d'alimentation.
  9. Dispositif suivant l'une des revendication 5 à 8, caractérisé en ce qu'un dispositif (15) de réglage, par lequel un deuxième rouleau (8) de déviation de bande et un troisième rouleau (9) de déviation de bande, qui sont disposés sous la forme d'un triangle avec le premier rouleau (7 ; 17) de déviation de bande, peuvent se déplacer notamment peuvent basculer, pour un réglage de la bande (3) de transport par rapport au moyen (16) de renvoi, en s'en rapprochant ou en s'en éloignant.
  10. Dispositif suivant l'une des revendications 1 à 3, caractérisé en ce que le moyen (5) de guidage est formé par une chicane ou analogue, sur laquelle le début de la première bande est transporté à glissement sur la bande de transport.
  11. Procédé pour réunir deux bandes (B1, B2) de tissu à imprimer pliées par deux entonnoirs (T1, T2) de pliage dans une machine rotative d'impression,
    caractérisé en ce que
    le début de la première bande (B2) est envoyé en pendant librement à un moyen (16) de renvoi, est renvoyé par le moyen (16) de renvoi, est envoyé plus loin à un moyen (17) d'alimentation, et ensuite la première bande (B2) est réunie à la seconde bande (B1) qui pend librement, le début de la première bande (B2) passant par un moyen (3 ; 5) de guidage, dans une région de renvoi sur le moyen (16) de renvoi et le début renvoyé de la première bande (B2) étant envoyé au moyen (17) d'alimentation en reposant sur une bande (3) de transport.
EP96810252A 1995-05-05 1996-04-19 Dispositif et procédé pour réunir deux bandes dans une rotative Expired - Lifetime EP0741103B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19516655A DE19516655C2 (de) 1995-05-05 1995-05-05 Vorrichtung zum Zusammenführen von zwei in einer Rollenrotationsdruckmaschine geförderten Materialbahnen
DE19516655 1995-05-05

Publications (3)

Publication Number Publication Date
EP0741103A2 EP0741103A2 (fr) 1996-11-06
EP0741103A3 EP0741103A3 (fr) 1997-10-15
EP0741103B1 true EP0741103B1 (fr) 1999-09-22

Family

ID=7761247

Family Applications (1)

Application Number Title Priority Date Filing Date
EP96810252A Expired - Lifetime EP0741103B1 (fr) 1995-05-05 1996-04-19 Dispositif et procédé pour réunir deux bandes dans une rotative

Country Status (4)

Country Link
US (1) US5695180A (fr)
EP (1) EP0741103B1 (fr)
DE (2) DE19516655C2 (fr)
ES (1) ES2139323T3 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6095047A (en) * 1998-07-13 2000-08-01 Heidelberger Drukmaschinen Ag Web-fed rotary printing press with apparatus for diverting a wet printed web
DE19941426A1 (de) * 1999-08-30 2001-03-01 Voith Paper Patent Gmbh Vorrichtung und Verfahren zum Überführen eines Materialbahnstreifens

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US852429A (en) * 1905-06-02 1907-05-07 Shelby Printing Company Press.
DE1229107B (de) * 1965-04-17 1966-11-24 Leipzig Veb Druckmasch Werke Vorrichtung zum Einfuehren der Materialbahn in Rotationsdruckmaschinen
US3556509A (en) * 1968-08-21 1971-01-19 Harris Intertype Corp Printed web ribbon registration control system
SE7504029L (sv) * 1975-04-08 1976-10-09 Wifag Maschf Falsapparat med sasom kasett utbytbar falsmekanism
JPS6071448A (ja) * 1983-09-27 1985-04-23 Shizuoka Kogyo Kk シ−ト接続用スプライサ−
DE3431177C2 (de) * 1984-08-24 1995-10-05 Roland Schnettler Vorrichtung zum Einlegen von Papierstreifen beim Aufhaspeln von Blechbändern
US4984773A (en) * 1987-10-06 1991-01-15 Rockwell International Corporation Method of and apparatus for composing a press imposition
DE3869947D1 (de) * 1988-02-19 1992-05-14 Asea Brown Boveri Verfahren zur schnittlagebestimmung fuer druckmaschinen.
DE3820846A1 (de) * 1988-06-21 1989-12-28 Jagenberg Ag Verfahren und vorrichtung zum heranfuehren des anfanges einer materialbahn, insbesondere einer papierbahn, von unten an eine rollmaschinenwalze
US5117610A (en) * 1990-09-21 1992-06-02 Dittler Brothers, Incorporated Methods and apparatus for printing and collating materials from multiple webs
JPH04371441A (ja) * 1991-06-18 1992-12-24 Bridgestone Corp 帯状部材の巻取装置
IT1257624B (it) * 1992-01-09 1996-02-01 Gd Spa Dispositivo per il prelievo del capo del nastro di una bobina nuova ed il suo trasferimento ad una successiva stazione operativa
EP0648554A1 (fr) * 1993-10-15 1995-04-19 Kawasaki Steel Corporation Procédé et dispositif pour l'insertion d'une bande de papier et d'une bande métallique dans une installation de traitement continu

Also Published As

Publication number Publication date
DE59603124D1 (de) 1999-10-28
DE19516655A1 (de) 1996-11-07
EP0741103A2 (fr) 1996-11-06
DE19516655C2 (de) 2000-07-06
US5695180A (en) 1997-12-09
ES2139323T3 (es) 2000-02-01
EP0741103A3 (fr) 1997-10-15

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