EP1496002B1 - Procédé d'allignement transverse d'une bande - Google Patents

Procédé d'allignement transverse d'une bande Download PDF

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Publication number
EP1496002B1
EP1496002B1 EP04103249A EP04103249A EP1496002B1 EP 1496002 B1 EP1496002 B1 EP 1496002B1 EP 04103249 A EP04103249 A EP 04103249A EP 04103249 A EP04103249 A EP 04103249A EP 1496002 B1 EP1496002 B1 EP 1496002B1
Authority
EP
European Patent Office
Prior art keywords
roll
web
lateral
correction
control
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
EP04103249A
Other languages
German (de)
English (en)
Other versions
EP1496002A3 (fr
EP1496002A2 (fr
Inventor
Dieter Gunnermann
Ernst Lohmüller
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 EP1496002A2 publication Critical patent/EP1496002A2/fr
Publication of EP1496002A3 publication Critical patent/EP1496002A3/fr
Application granted granted Critical
Publication of EP1496002B1 publication Critical patent/EP1496002B1/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
    • B65H23/00—Registering, tensioning, smoothing or guiding webs
    • B65H23/02—Registering, tensioning, smoothing or guiding webs transversely
    • B65H23/032—Controlling transverse register of web
    • B65H23/038—Controlling transverse register of web by rollers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H23/00—Registering, tensioning, smoothing or guiding webs
    • B65H23/02—Registering, tensioning, smoothing or guiding webs transversely
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2301/00—Handling processes for sheets or webs
    • B65H2301/40—Type of handling process
    • B65H2301/41—Winding, unwinding
    • B65H2301/415—Unwinding
    • B65H2301/41505—Preparing unwinding process
    • B65H2301/41508—Preparing unwinding process the web roll being in the unwinding support / unwinding location
    • B65H2301/415085—Preparing unwinding process the web roll being in the unwinding support / unwinding location by adjusting / registering the lateral position of the web roll
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2301/00—Handling processes for sheets or webs
    • B65H2301/40—Type of handling process
    • B65H2301/44—Moving, forwarding, guiding material
    • B65H2301/443—Moving, forwarding, guiding material by acting on surface of handled material
    • B65H2301/4432—Moving, forwarding, guiding material by acting on surface of handled material by means having an operating surface contacting only one face of the material, e.g. roller
    • B65H2301/44324—Rollers
    • B65H2301/443243—Rollers pivoting around an axis perpendicular to the plane of the material (especially when web is running in a U-loop)

Definitions

  • the invention relates to a method for the lateral alignment of a web according to the preamble of claim 1.
  • DE 35 12 904 C2 discloses a device for the lateral alignment of a web, wherein in dependence of a detected by a camera lateral offset an actuator is driven, which acts on the position of a rotating frame.
  • From DE 101 50 810 A1 discloses a reel changer is known, wherein two roller arms for receiving a roll form a pair and each individually by a separate motor along an axis of rotation of the roller are movable.
  • DE 19 05 818 U discloses a method for the lateral alignment of a web by a rotating frame with an associated control and / or regulating device and a roll handling, wherein an automatic change of the lateral position of the roll in the roll changer takes place when the rotating frame in the area laterally Limit switch arrives.
  • the invention has for its object to provide a respect.
  • An essential advantage achievable with the method is, on the one hand, that, when using conventional turning frames, an overall increase is achieved Offset of a train, z. B. paper web is realized.
  • the offset material gentle, since the offset does not occur only for large travel ranges by the turning frame. An extreme inclination and thus stronger deflection of the web is avoided.
  • a web-processing and / or processing machine, z. B. printing press, in particular a web-fed rotary printing press for printing one or more webs B, has a plurality of assemblies 100; 200; 300; 400; 500; 600; 700; 800; 900 for supply, for printing and for further processing.
  • Additional printing units 300 can be provided for the printing units 300 (eg four pieces for four-color printing) provided by default for multi-color printing, which can then also be used, for example, alternately with one or more of the remaining printing units 300 for the flying printing form change.
  • a coating unit 400 may be provided in the web path.
  • the web B passes through a dryer 500 and is optionally cooled again in a cooling unit 600, if the drying takes place in a thermal manner.
  • a drying unit 600 After the dryer 500, in or after the cooling unit 600, at least one further, not shown in FIG. 1 conditioning, such. B. a coating device and / or a Wiederbefeuchtung be provided.
  • the web B can be fed via a superstructure 700 to a folding apparatus 800.
  • the superstructure 700 has at least one not shown in Fig. 1 silicone work, a slitting and a turning device and a funnel unit. The said silicone work can also be before the superstructure 700, z. B. be arranged in the region of the cooling unit 600.
  • the superstructure 700 may further comprise a perforator, not shown in FIG. 1, a gluing unit, a numbering unit and / or a plow folder. After passing through the superstructure 700, the web B or partial webs are fed into a folding apparatus 800.
  • the printing machine additionally has a separate cross cutter 900, z. B. a so-called. Plano boom 900, on, in which a For example, not guided by the folding apparatus 800 web B cut in size sheet and possibly stacked or laid out.
  • the aggregates 100; 200; 300; 400; 500; 600; 700; 800; 900 of the printing press have an effective width transverse to the transport direction T of the web B, which is the processing of webs B of a maximum width b (FIG. 2) of z. B. up to 1,000 mm allowed.
  • effective width is the respective width or clear width of the directly or indirectly cooperating with the web B components (eg, roller, cylinder, implementation, sensors, travel paths, etc.) of the units 100; 200; 300; 400; 500; 600; 700; 800; 900 so that the web B can be processed, conditioned and conveyed in its full width b.
  • the aggregates 100; 200; 300; 400; 500; 600; 700; 800; 900 in their functionality (material supply, rail transport, sensors, further processing) designed such that even partial width webs B 'in the printing press down to a width b' of only 400 mm are processed.
  • the aggregates 100 defining or processing a section length a; 200; 300; 400; 500; 600; 700; 800; 900 are configured to define, for example, a section length a lying between 540 and 700 mm on the path B.
  • the section length a is between 540 and 630 mm.
  • the section length a is 620 ⁇ 10 mm.
  • the units 100; 200; 300; 400; 500; 600; 700; 800; 900 designed so that with a few changes, the printing machine with optional section length 546 mm, 578 mm, 590 mm or 620 mm is executable.
  • the section length a is, for example, standard with four stationary printed pages, z. As DIN A4, in the transverse direction of the web B side by side and two printed pages (for example, a Length s) in the longitudinal direction one behind the other. Depending on the printed image and subsequent further processing in the superstructure 700 and folder 800, however, other page numbers per section length a are possible.
  • the roll unwinding 100 can be designed as a standstill roll changer with web storage or advantageously, as shown in Fig. 3, as a reel changer 100 for the flying reel change. He has several, here two, pairs of brackets 101; 102, which on a support 103 in pairs in an alignment parallel to the axis of rotation of a roll to be unwound 104; 106 are mounted individually movable.
  • the split, individually movable support arms 101; 102 allow the simultaneous inclusion of rollers 104; 106 different width b '; b by the support arms 101 and 102 (Fig. 3).
  • the axial movement takes place for example via drive motors 107 and / or spindle drives, not shown.
  • the carrier 103 the total as shown in Fig. 2 z. B.
  • Cones 111 accommodating a roll core are rotatory, for example via a belt drive, by a drive motor 112 on a cone 111 per pair of support arms 101; 102 drivable. The other cone 111 is not driven in each case.
  • the axial positioning of the respective support arm 101; 102 is determined, for example, by a control and / or regulation 114, which is indicated only schematically, on the basis of a desired value y-soll for the position of the roller 104, for example, manually (for example, from the control panel) or a machine control. 106 or y-soll, i for the support arms 101; 102 made.
  • the setpoint values y-soll, i for the support arms 101; 102 may also be in the controller 114 or otherwise, for. B. from the setpoint y-should be formed.
  • the drive and / or the carrier 103 associated with a sensor, not shown which reports the situation to the control and / or regulation 114.
  • a sensor can be omitted if, for example, the actual axial position is correlated via a rotor position and present as information. If the current position y-ist (via the sensor system or the correlation) does not coincide with the current setpoint value y-soll, then the control and / or regulation 114 in turn acts with a corresponding adjustment command ⁇ 107 on the respective drive motors 107.
  • a control process can be more advantageous Be provided manner in which the newerieachste role, z. B. roller 106, the currently running role, z.
  • Roll 104 (or web B, B ') is automatically aligned in the axial direction before the new web B; B 'by means of an adhesive and cutting device 108 to the outgoing web B'; B glued, and the old train B '; B from her roll 104; 106 is separated. Also, it is by the driven support arms 101; 102 possible and provided that after receiving a new roll 104; 106, or before the start of production, the role of 104; 106 automatically positioned in its axial position with respect to the desired web edge course and thus the web edge is preset. Corresponding information about the planned production and / or default values is given to the controller of the roll changer 100 by the machine control of the printing machine.
  • a web edge detection (not shown) for the running web B; B 'provided.
  • the result is compared with a setpoint value and, if deviated, a regulation of the web edge by axial movement of the roller 104; 106 via the corresponding pair of support arms 101; 102 made.
  • a procedure is advantageous, wherein said descendants of the roller 104; 106 and aligning the web B; B 'in the infeed 200 communicate with each other (see below).
  • An axial adjustment range of the support arms 101; 102 of the roll changer 100 is then designed such that it receives a roll 104; 106 with a width b of up to 1,000 mm and in addition a correction from a middle position out by at least ⁇ 50 mm allows.
  • the Setting and / or keeping constant one for the processing of the web B; B 'suitable web tension is by a corresponding device, for. B. a dancer roller 113, guaranteed (see Fig. 4).
  • the web tension already pre-setting for the trouble-free unwinding (bag formation and too high tension is avoided), which ultimately takes place for the course of the web B; B 'by the subsequent printing units 300 and subsequent units 400; 500; 600; 700; 800; 900 substantial adjustment of the web tension and / or the lateral orientation of the web B; B 'in the infeed 200.
  • the drawing-in unit 200 has at least one device for adjusting the web tension and a device for lateral alignment (FIG. 5).
  • the infeed 200 has a traction roller 202 driven by a drive motor 201. Slippage is on the one hand by large wrap the draw roller 201 from 90 to 180 ° (by S-shaped course of the web B) and the second through to the draw roller 202 z. B. pneumatically engageable rollers 203 avoided / reduced.
  • the drive motor 201 can be designed to be regulated in a variant with respect to its torque, in which case the web tension can be adjusted via the torque predetermined by a tension control.
  • the driven tension roller 202 can be effective in this case as a device for adjusting the web tension over the applied torque. In the example, however, the drive motor 201 is regulated with respect to its speed. The set speed is z. B.
  • a web tension control which sets the desired speed against the background of the web tension to be achieved with respect to a subsequent, not shown draw roller.
  • the web tension is determined and set in the illustrated embodiment with a train roller 202 downstream device.
  • the web B rotates about a positionally movable roller 204, in particular a dancer roller 204, and a roller 206, z. B. a measuring roller 206.
  • the dancer roller 204 is by means of a drive 207, for example, a pressure medium acted upon cylinder 207, changeable in position and with a force against a generated by the roller 204 wrapping web B tensile force acted upon.
  • the infeed 200 further has a web guide for lateral alignment of the web B by means of a corresponding device, which means for lateral displacement 208, z. B. a rotating frame 208, and a measuring device 209 for detecting the position of the web edge has.
  • the measurement takes place, for example, via a transmitter, a mirror and a receiver for the reflected beam.
  • a in Fig. 5 only schematically indicated control and / or regulating device 211, a comparison of the actual value x-is done with a predetermined example of the machine control setpoint x-soll for the position of the web edge.
  • the control and / or regulating device 211 applies a deviation command signal ⁇ 212 to a drive 212 which is indicated only schematically.
  • the measuring device 209 is spatially variable in its axial position, z. B. remotely operated via a drive means executed.
  • positioning command can be carried out from a control panel or else automatically by the machine control, based on information regarding a web width used for the planned production.
  • the web guide 208, 209, 211, 212 of the feed train 200 and the control and / or regulation 114 of the support arms 101; 102 of the roll changer 100 with each other in procedural operative connection (in Fig. 3 and 5 indicated).
  • the web guide 208, 209, 211, 212 has - viewed from a zero position - a limited by the mechanics control range. If a predefined and / or predefinable limit range is reached, a correction value K, for example by the controller 211, is given to the roll changer 100 or its controller 114, for example as an offset for the setpoint value y-soll of the roll or support arm position. Upon reaching a limit range for the travel of the web guide 208, 209, 211, 212, a correction of the roll position in the reel changer 100 is thus made. The correction is made such that the web guiding control 208, 209, 211, 212 can return to an allowable range, advantageously close to its zero position.
  • a defined path or location signal to correct the position of the roller 104; 106 and the support arms acted upon.
  • the change of the lateral position from a first position to a corrected position of a currently unwound roll 104; 106 takes place when the means for lateral displacement 208 enters the predefinable Grenzverstell Scheme.
  • a defined path or location signal is applied to correct the position. The correction takes place in such a way that after the correction has been carried out, the rotary frame 208 is returned to its zero position, ie. H. in which he no lateral deflection of the web B; B 'causes.
  • a certain position of the rotary frame causes a substantially reproducible offset of the web B; B ', which can be determined by geometric considerations and / or measurement.
  • the role of this existing at the Grenzverstell Scheme offset in the current offset direction of the rotary frame 208 are moved.
  • the rotating frame no longer has to make that offset and returns to its zero position (internal control process of the revolving frame) or is re-set parallel to the roller's process (parallel control process for the revolving frame).
  • the predefined or predefinable limit adjustment range advantageously amounts to approximately 60 to 90%, in particular 65 to 75%, of the maximum adjustment range from the zero position (center position) to both sides, ie per correction direction.
  • Returning to the zero position can in one embodiment also take place by means of a control process, for example such that when the defined limit value or limit adjustment range is reached, the roller is moved by the roll changer 100 into the offset direction assumed by the means 208 at this time , until the means 208 returns its predefined zero position.
  • the adjustment of the roll can be carried out successively at smaller intervals.
  • an alreadycommunicationachste in the roll changer 100 second roller 106; 104 in front of one of the two rollers 104; 106 bonding process moved to the corrected second position. This can be done on the basis of positions which are now absolutely present for the first roll (already including the correction), or else by the uncorrected set position for the roll plus a value for the correction of the first roll - ie the positioning of the new roll 106; 104 is now taking into account the size for the correction of the current roll 104; 106 made.
  • the controller 114 of the roll changer 100 is acted upon by a defined path or location signal.
  • the drive for location-accurate axial positioning - by position control of the drive motor 107 or by an exact location measurement via a sensor 105, z. B. an ultrasonic sensor 105th

Landscapes

  • Replacement Of Web Rolls (AREA)

Claims (15)

  1. Procédé d'alignement latéral d'une bande (B ; B') déroulé d'un rouleau (104 ; 106) à l'aide d'un moyen de décalage latéral (208) et un dérouleur de rouleau (100) disposé en amont, dans le chemin de la bande, du moyen (208) réalisé sous la forme de changeur de rouleau (100), sachant que, d'abord, un écart, entre la position latérale de la bande (B ; B') et une position de consigne, est compensé par une manoeuvre de réglage du moyen (208) et, lorsque, le moyen de décalage latéral (208) arrive en une plage de réglage limite prédéfinissable, une position axiale du rouleau (104 ; 106), dans le dérouleur de rouleau (100), est modifiée, caractérisée en ce que, à l'atteinte de la plage limite prédéfinie du moyen de décalage latéral (208), un signal de chemin ou de position défini, servant à la correction de la position du rouleau (104, 106), est envoyé à une commande (114) du dérouleur de rouleau (100), en prenant en considération une position de réglage actuelle au moyen de décalage latéral (208), et la correction latérale étant effectuée par le dérouleur de rouleau (100) de manière que, après que le dérouleur de rouleau (100) ait effectué la correction latérale, le moyen (108) disposé en aval soit ramené dans sa zone proche de sa position neutre, à laquelle aucune déviation latérale de la bande (B ; B') n'est effectuée.
  2. Procédé selon la revendication 1, caractérisé en ce que le signal de chemin, ou de position, correspond sensiblement à la valeur du décalage latéral de bande, par le moyen se trouvant dans la plage de réglage limite, pour effectuer le décalage latéral (208).
  3. Procédé selon la revendication 1, caractérisé en ce que la plage de réglage limite prédéfinissable, va jusqu'à environ 60 à 90 % de la plage de réglage maximale, par rapport à une position neutre pour chaque sens de correction.
  4. Procédé selon la revendication 1, caractérisé en ce que le rappel à la position neutre est effectué par un processus de régulation, de manière que, à l'atteinte de la valeur limite définie, un déplacement du rouleau par le changeur de rouleau (100), dans le sens de décalage pris à ce moment par le moyen (208), soit induit, jusqu'à ce que le moyen (208) retourne une information indiquant qu'il se trouve à sa position neutre prédéfinie.
  5. Procédé selon la revendication 4, caractérisé en ce que la position axiale du rouleau est modifiée et, pendant cette modification, grâce à un processus de régulation du moyen (208), la bande (B ; B') quittant en aval le moyen (208) est maintenue à sa position de consigne.
  6. Procédé selon la revendication 4 ou 5, caractérisé en ce que le déplacement se fait successivement par étapes partielles.
  7. Procédé selon la revendication 1, caractérisé en ce que la bande (B ; B') est guidée pour obtenir le décalage latéral, par l'intermédiaire d'un cadre rotatif (208).
  8. Procédé selon la revendication 1, caractérisé en ce qu'une position de la bande (B, B'), transversalement par rapport à sa direction de transport, est mesurée à l'aide d'un dispositif de mesure (209).
  9. Procédé selon la revendication 7 et/ou 8, caractérisé en ce que le décalage latéral est effectué au moyen du cadre rotatif (208) et/ou la mesure est effectuée au moyen d'un dispositif de mesure (209) dans un groupe d'introduction (200).
  10. Procédé selon la revendication 1, caractérisé en ce :
    - au moyen d'un dispositif de mesure (209), une position de la bande (B ; B') transversalement à sa direction de transport est mesurée,
    - à l'aide d'un dispositif de commande et/ou de régulation (211), une comparaison de la valeur réelle (x-réelle) à une valeur de consigne (x-consigne) prédéterminée, pour la position de la bande (B ; B'), est effectuée,
    - en cas de présence d'un écart, au moyen du dispositif de commande et/ou de régulation (211), un ordre de réglage (Δ212) compensant l'écart est fourni à un entraînement (212) du cadre rotatif (208),
    - à l'atteinte d'une plage limite prédéfinissable, au moyen du dispositif de commande et/ou de régulation (211), une valeur de correction (K) pour la position de rouleaux ou de bras supports, est fournie au changeur de rouleau (100) ou à sa commande et/ou régulation (114),
    - et, par suite de celle-ci, le rouleau (104 ; 106) est déplacé latéralement de manière correspondante par le changeur de rouleau (100).
  11. Procédé selon la revendication 1, caractérisé en ce que la correction par le changeur de rouleau (100) est effectuée de manière que le moyen (208) soit ramené dans une plage admissible, en particulier, soit ramené dans une plage de sa position neutre.
  12. Procédé selon la revendication 1, caractérisé en ce qu'après réception d'un nouveau rouleau (104 ; 106) ou avant le début d'une production, avec un rouleau (104 ; 106) ayant déjà été monté sur axe, ce rouleau (104 ; 106) est positionné automatiquement par le changeur de rouleau (100), quant à sa position axiale par rapport à un passage, notablement sans décalage, à travers le moyen permettant le décalage latéral (208), en respectant l'allure souhaitée du bord de bande.
  13. Procédé selon la revendication 12, caractérisé en ce, que pour le positionnement, une commande et/ou régulation (114) du changeur de rouleau (100) reçoit d'une commande machine, appartenant à la machine traitant et/ou transformant la bande, des informations concernant une production planifiée et/ou déjà produites par la commande de machine.
  14. Procédé selon la revendication 13, caractérisé en ce que les informations contiennent des indications au sujet de la largeur (b ; b') de la bande (B ; B') et/ou d'une position latérale au moins d'un des bords de bande.
  15. Procédé selon la revendication 12, caractérisé en ce que le positionnement du nouveau rouleau (106 ; 104) est effectué en prenant en considération la grosseur, pour effectuer la correction du rouleau (104 ; 106) actuel, ou de celui précédemment épuisé.
EP04103249A 2003-07-11 2004-07-08 Procédé d'allignement transverse d'une bande Expired - Lifetime EP1496002B1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE10331595 2003-07-11
DE10331595 2003-07-11
DE10352621A DE10352621B4 (de) 2003-07-11 2003-11-11 Verfahren zur seitlichen Ausrichtung einer Bahn
DE10352621 2003-11-11

Publications (3)

Publication Number Publication Date
EP1496002A2 EP1496002A2 (fr) 2005-01-12
EP1496002A3 EP1496002A3 (fr) 2005-03-16
EP1496002B1 true EP1496002B1 (fr) 2007-03-07

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EP04103249A Expired - Lifetime EP1496002B1 (fr) 2003-07-11 2004-07-08 Procédé d'allignement transverse d'une bande

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EP (1) EP1496002B1 (fr)
AT (1) ATE356069T1 (fr)
DE (2) DE10352621B4 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005028334B4 (de) * 2005-06-18 2007-09-13 Koenig & Bauer Aktiengesellschaft Verfahren zur Regelung der Bahnspannung
DE102006012972B4 (de) * 2006-03-21 2008-02-28 Texmag Gmbh Vertriebsgesellschaft Gmbh Vorrichtung zur Regelung des seitlichen Versatzes von Materialbahnen
CN103722498B (zh) * 2012-12-26 2016-06-01 东莞科视自动化科技有限公司 一种在线式原纸自动对边方法及自动对边机设备
DE102015116854A1 (de) 2015-10-05 2017-04-06 Manroland Web Systems Gmbh Verfahren zur Regelung der Bahnlage

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1905818U (de) * 1962-10-15 1964-12-03 Windmoeller & Hoelscher Vorrichtung zum selbsttaetigen seitenregulieren einer bahn.
DE2341621C3 (de) * 1973-08-17 1978-06-15 Sack Gmbh, 4000 Duesseldorf Vorrichtung zur Bandmittenlage-Steuerung vor einer Bandbearbeitungsmaschine, zum Beispiel einer Kreismesserschere
JPS5931244A (ja) * 1982-08-09 1984-02-20 Dainippon Printing Co Ltd 給紙装置の紙継ぎ方法
DE3512904C2 (de) * 1985-04-11 1987-03-12 Erhardt + Leimer GmbH, 8900 Augsburg Bahnlaufregler
JPS62285854A (ja) * 1986-02-06 1987-12-11 Konica Corp ウェブ接合装置
US5058793A (en) * 1990-01-16 1991-10-22 The North American Manufacturing Company Apparatus for guiding a moving strip
DE19602050A1 (de) * 1996-01-20 1997-07-24 Rovema Gmbh Wechselvorrichtung einer Verpackungsmaschine für eine Vorratsrolle einer Folienbahn
IL119416A0 (en) * 1996-10-13 1997-01-10 Opsigal Ltd Web alignment system and method
DE10150810B4 (de) * 2001-10-15 2011-01-13 Wifag Maschinenfabrik Ag Rollenwechsler und Verfahren zum Ausachsen einer Restrolle

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Publication number Publication date
EP1496002A3 (fr) 2005-03-16
DE10352621A1 (de) 2005-02-17
DE502004003105D1 (de) 2007-04-19
ATE356069T1 (de) 2007-03-15
EP1496002A2 (fr) 2005-01-12
DE10352621B4 (de) 2006-12-14

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