EP2425056A1 - Installation et procédé pour traiter une bande de papier, en particulier une bande de papier à cigarette - Google Patents

Installation et procédé pour traiter une bande de papier, en particulier une bande de papier à cigarette

Info

Publication number
EP2425056A1
EP2425056A1 EP10719264A EP10719264A EP2425056A1 EP 2425056 A1 EP2425056 A1 EP 2425056A1 EP 10719264 A EP10719264 A EP 10719264A EP 10719264 A EP10719264 A EP 10719264A EP 2425056 A1 EP2425056 A1 EP 2425056A1
Authority
EP
European Patent Office
Prior art keywords
paper web
drying
plant according
roller
contact
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.)
Granted
Application number
EP10719264A
Other languages
German (de)
English (en)
Other versions
EP2425056B1 (fr
Inventor
Franz Burger
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.)
Delfortgroup AG
Original Assignee
Delfortgroup 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 Delfortgroup AG filed Critical Delfortgroup AG
Priority to PL10719264T priority Critical patent/PL2425056T3/pl
Publication of EP2425056A1 publication Critical patent/EP2425056A1/fr
Application granted granted Critical
Publication of EP2425056B1 publication Critical patent/EP2425056B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F11/00—Processes for making continuous lengths of paper, or of cardboard, or of wet web for fibre board production, on paper-making machines
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24C—MACHINES FOR MAKING CIGARS OR CIGARETTES
    • A24C5/00—Making cigarettes; Making tipping materials for, or attaching filters or mouthpieces to, cigars or cigarettes
    • A24C5/38—Machines combined with printing devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D1/00—Processes for applying liquids or other fluent materials
    • B05D1/02—Processes for applying liquids or other fluent materials performed by spraying
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F17/00—Printing apparatus or machines of special types or for particular purposes, not otherwise provided for
    • B41F17/006—Printing apparatus or machines of special types or for particular purposes, not otherwise provided for for printing on curved surfaces not otherwise provided for
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F17/00—Printing apparatus or machines of special types or for particular purposes, not otherwise provided for
    • B41F17/30—Printing apparatus or machines of special types or for particular purposes, not otherwise provided for for printing on curved surfaces of essentially spherical, or part-spherical, articles
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F5/00—Dryer section of machines for making continuous webs of paper
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F5/00—Dryer section of machines for making continuous webs of paper
    • D21F5/02—Drying on cylinders
    • D21F5/04—Drying on cylinders on two or more drying cylinders
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F7/00—Other details of machines for making continuous webs of paper
    • D21F7/02—Mechanical driving arrangements
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F9/00—Complete machines for making continuous webs of paper
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21G—CALENDERS; ACCESSORIES FOR PAPER-MAKING MACHINES
    • D21G7/00—Damping devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F17/00—Printing apparatus or machines of special types or for particular purposes, not otherwise provided for
    • B41F17/08—Printing apparatus or machines of special types or for particular purposes, not otherwise provided for for printing on filamentary or elongated articles, or on articles with cylindrical surfaces
    • B41F17/14—Printing apparatus or machines of special types or for particular purposes, not otherwise provided for for printing on filamentary or elongated articles, or on articles with cylindrical surfaces on articles of finite length
    • B41F17/16—Printing apparatus or machines of special types or for particular purposes, not otherwise provided for for printing on filamentary or elongated articles, or on articles with cylindrical surfaces on articles of finite length on end or bottom surfaces thereof
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F17/00—Printing apparatus or machines of special types or for particular purposes, not otherwise provided for
    • B41F17/24—Printing apparatus or machines of special types or for particular purposes, not otherwise provided for for printing on flat surfaces of polyhedral articles
    • B41F17/26—Printing apparatus or machines of special types or for particular purposes, not otherwise provided for for printing on flat surfaces of polyhedral articles by rolling contact

Definitions

  • the invention relates to a system and a method for processing a paper web having an areal density of no more than 70 or 60 g / m 2, in particular of not more than 50g / m 2, in particular a cigarette paper web.
  • a paper web having an areal density of no more than 70 or 60 g / m 2, in particular of not more than 50g / m 2, in particular a cigarette paper web for example, a web for cigarette paper with a surface density of 20 to 40 g / cm 2 can be used.
  • the cigarette paper contains a filler, especially calcium carbonate.
  • the inventors of the subject of the invention have recognized that residual stresses and changes in extensibility of the paper in the course of the paper web between printed and unprinted areas, ie between areas of starch solution strips and starch solution-free areas, occur which stresses even strike folds in the cigarette paper.
  • Forming the cigarette paper on the one hand poses a problem in the further processing of the cigarette papers, and on the other hand, it leads to an optical deficit which can impair the consumer's acceptance of the article made from this paper and thus can be economically disadvantageous.
  • the printed cigarette paper is usually cut after its starch solution treatment in a cutting station.
  • the maximum throughput of the cigarette paper production process is limited straight through the cutting station, with only very low conveying speeds of only about 50 m / min may be driven.
  • a system for processing a paper web having an areal density of at most 60 or 70 g / m 2 , in particular of at most 50 g / m 2 , in particular a cigarette paper web provided, which system has an input side, via which the paper web of the system is fed , Furthermore, the installation has an exit side, via which the paper web leaves the installation, wherein the paper web passes through the installation from the entry side to the exit side in a conveying direction, in particular continuously, preferably with a substantially constant conveying speed.
  • the input side of a device in particular a printing unit, preferably a gravure printing plant downstream, which is a liquid printing medium, such as a starch solution in particular for forming a corona, on the paper web, namely only on one side of the paper to apply.
  • a liquid printing medium such as a starch solution in particular for forming a corona
  • To the printing unit includes in the conveying direction, a first drying station, in particular a hot air drying, to which should dry the applied to the paper web pressure medium.
  • the paper web would become due to structural changes and distortions of the paper and associated changes in mechanical properties, such as ductility, of the paper, especially in the transition region of paper-free and print medium-containing paper sections weakened, which is visually noticeable by wrinkles at the transition region of the paper.
  • the invention proposes, following the first drying, a device for moistening the paper web, which now contains the dried printing medium, wherein the moistening device is also followed in the conveying direction by a second drying station, through which the moistened paper web is to be dried again.
  • the applicator may include a printing technique such as gravure printing.
  • An alternative application technique, such as a film press technique, is also conceivable.
  • the printed cigarette paper which usually suffers from wrinkling, should be smoothed by complete moistening and subsequent drying.
  • even more complex image structures, such as image marks, etc. can be printed on paper without unwanted wrinkles forming.
  • the printing unit is adapted to print on the paper web a printing pattern having alternating regions free of printing medium and printing medium.
  • a stripe pattern can be provided.
  • the pressure medium is an aqueous solution, preferably a starch solution, an emulsion or a suspension.
  • the printing unit is designed as a gravure printing unit and has a impression roller and a pressure cylinder cooperating with the impression roller according to pressure.
  • the printing cylinder may be associated with a receiving the pressure medium trough so that when rotating the printing cylinder is wetted with the liquid printing medium to apply the printing medium as it passes through the paper web through a pressure contact point between the impression cylinder and the impression roller on the paper web.
  • the tub can consist of two Tub sections exist, namely an inner tub and an outer tub. Depending on the diameter of the impression cylinder, work is done with the inner tub or without the inner tub.
  • the inner tub has a smaller volume or smaller dimensions compared to the outer tub. When using small diameter pressure cylinders, it is advantageous to use the smaller inner tub. As a result, a better Schöpf the cylinder is achieved. For cylinders with a circumference of about 750mm, the inner tub is too small.
  • the printing cylinder has an outer circumference of 400 to 1200 mm.
  • the hot-air drying takes place without contact with respect to a printed side of the paper web.
  • This may mean that the hot-air drying conveyor rollers, which are also in direct contact with the paper web, but the conveyor rollers should fulfill no drying function, but only perform a conveying function and are only in contact with the unprinted side of the paper web.
  • the transport of the paper by the hot air drying can also be done via a support screen. This sieve is driven by conveyor rollers. The screen is in direct contact with the paper but never in contact with the printed side of the paper.
  • the hot-air drying may be formed by a flow around the paper web, wherein the circulating air flow should have a temperature of not more than 240 0 C.
  • the moistening device is designed to moisten the entire paper web as it passes through the moistening device. This may mean that the moistening device realizes irrigation or wetting of the paper web along its entire width when passing through the moistening device, wherein all sections of the paper web are moistened accordingly in the conveying of the paper web in its longitudinal direction, in particular on one or both sides.
  • the moistening device wets the paper web with an impregnating liquid, which may have a temperature of 15 ° to 75 ° C.
  • the moistening device forms a sump of impregnating liquid, through which sump the paper web is guided or drawn through for wetting it.
  • the moistening device has two rollers that are rotatably mounted so that they can be pressed against each other.
  • a sump of the impregnating liquid can be formed at the press contact region of the two rolls.
  • the rollers should be pressed together with a pressure of at most 3.5 bar.
  • the moistening device for forming the sump of the impregnating liquid has a pump which can convey the impregnating liquid into the press contact region of the two rollers.
  • a hose line can be connected to the pump, which leads the pumped impregnating liquid towards the press contact region of the two rollers.
  • a periphery of the at least one roller is provided with a coating material, such as ceramic or polytetrafluoroethylene.
  • a coating material such as ceramic or polytetrafluoroethylene.
  • Other coating materials can be used, which in particular have a low frictional resistance, a homogeneous surface structure, an extreme temperature resistance and a good chemical resistance and are non-adhesive.
  • the moistening device consists of a spraying device for spraying the paper web with the impregnating liquid.
  • the moistening can thus be realized by the impregnating liquid is atomized by nozzles and only in this way reaches the paper web.
  • the spraying device may be provided. The sump humidification and the spray device can be operated independently or simultaneously.
  • the spraying device is arranged downstream of the rollers in the conveying direction, so that, should a sump area be provided at the press contact area of the rollers, the paper web which has already been pre-moistened by the sump can additionally be wetted with liquid by the spraying device, in particular from both sides.
  • the spraying device may be formed by a tube formed with nozzles, which are arranged extending in the width direction of the paper web such that the paper web is completely moistened when it has passed through the moistening device.
  • a control and / or regulating device is provided in the system, which can adjust in particular the spray pressure and / or a spray quantity of the moistening device.
  • the control and / or regulating device can access the nozzles of the pipe in a controlled manner.
  • the moistening device can be designed as a gravure printing unit that completely moistens the paper web.
  • the impregnating liquid is water, an aqueous solution, an emulsion or a suspension of water-soluble or water-insoluble inorganic or organic compounds.
  • the aqueous solution may have salts, in particular citrates, for adjusting the rate of simmering.
  • the amount of water applied is at least 10% of the dry pulp.
  • the applied volume fraction is between 25% and 50%. It is also possible to apply a water quantity of 100%.
  • an impregnation liquid or humidifying liquid to use water which may have a temperature between 10 ° and 80 °.
  • the temperature for the water is about 25 ° C to 40 ° C.
  • the second drying station is realized by contact drying in which the moistened paper web is in direct contact with at least one heated drying cylinder or roll, preferably three or four drying cylinders.
  • heat is transferred to the paper web by contact with the drying cylinders to obtain the dehumidification of the paper web and thus the drying of the paper web.
  • the paper web is tensioned within the drying station in such a way that the paper web rests close to the drying cylinders, whereby a simultaneous drying and smoothing is achieved.
  • At least one drying cylinder in particular at the first drying cylinder in the conveying direction, a hot air dryer hood is provided which at least partially surrounds the drying cylinder, that the paper web is exposed to the drying cylinder a hot air drying current, guided from the inside of the hood.
  • a peripheral wall of the drying cylinder, on which rests the paper web have a temperature of at least about 60 ° C and at most about 180 ° C.
  • the at least one drying roller is cylindrical and in particular has a cylindrical contact outer surface.
  • the drying of the moistened paper web takes place around the cylindrical contact outer surface, in that it bears in a contacting manner in a peripheral region on the cylindrical contact outer surface.
  • the circumferential area which is occupied by the paper web is preferably greater than 90 °, 100 °, 110 ° or 120 °, in particular at least in the case of a drying roller greater than 180 °.
  • the cylindrical contact outer surface is smooth and free of elevation. In this way, an ironing effect of the moistened paper web is achieved. It is ensured that a full-surface contact of the paper web along the entire width is realized within the so-called peripheral area.
  • the contact outer surface is consequently profile-free.
  • At least three drying rollers are provided, which are arranged offset in a vertical height direction.
  • the first and last drying roller can be at the same horizontal height.
  • the horizontally adjacent drying rollers can partially overlap seen in the height direction, so that the paper web runs back in the conveying direction after delivery of a first drying roller on the second drying roller and from the second drying roller to the third drying roller opposite to the conveying direction.
  • an at least cylindrical drying roll has a diameter of at least 80 cm, preferably less than 2.5 m, with a preferred diameter size being 1.8 m.
  • the at least one drying roller comprises a particularly closed inner cavity, which can be filled with steam or hot air to heat the drying roller. Alternatively, the drying roller can be heated by infrared radiation.
  • a particular aspect of the invention is to provide a predetermined temperature profile at the at least two drying rollers.
  • the temperature of the drying roller increases in the transport direction of the paper web from drying roll to drying roll.
  • the temperature profile of the drying roller to the drying roller in the transport direction is to be set such that the temperature at least remains the same or decreases at least from the first, input-side drying roller to the second drying roller.
  • the unprinted side of the paper web can come into contact with the first, input-side drying roller and dried.
  • the subsequent second drying roller then lies the printed side of the paper web. If an increased temperature were present at the second drying roller, under certain circumstances it might happen that the printing medium at the printed areas of the paper web is mixed with the drying agent. glue together. Due to the reduced temperature at the second drying roller, such sticking or thermal reaction of the printed medium is avoided.
  • the temperature of the third drying roller is then set higher than that of the second drying roller to improve the drying efficiency, because again the unprinted side of the paper web comes into contact with the drying surface of the third drying roller.
  • a fourth drying roller is provided in the drying station, the temperature should be adjusted so that it is again significantly reduced in order to avoid the above-mentioned thermal reaction of the pressure medium.
  • the temperature profile between three drying rollers can be configured as follows:
  • third drying roller 120 0 C.
  • the following temperature profile in the transport direction for the drying cylinder can be provided:
  • the first drying cylinder temperature and the second drying cylinder temperature wherein the third drying cylinder temperature, at which the unprinted side of the paper web comes into contact with the drying cylinder, is significantly increased.
  • the temperatures on the outside of the drying cylinder should not exceed 150 °, otherwise it may lead to discoloration of the paper web.
  • a minimum temperature of 60 ° C should be set.
  • a take-up roll is provided on the output side, which is rotationally driven so that the paper web is biased at least during their transport through the second drying station.
  • a Abrollwalze be arranged with a wound paper web, can be compensated in the voltages and / or irregularities on the illustrated Abrollwalze by a spring-loaded pendulum system.
  • the pendulum system may also preferably be biased by compressed air and regulated for a corresponding pendulum motion.
  • the invention also relates to a method for processing a paper web having an areal density of 60 or 70 g / m, in particular of at most 50 g / m, in particular a cigarette paper web, in particular on a printing unit, in particular gravure printing, a liquid medium , like a printing medium, is applied to the paper web. Subsequently, the pressure medium applied to the paper web is dried, in particular at a first drying station, in particular at a hot-air drying. Subsequently, the paper web is moistened with a liquid impregnating medium and the moistened paper web is dried in particular at a second drying station.
  • Fig. 1 is a schematic side view of a system according to the invention
  • Fig. 2 is a schematic detail side view of a printing unit of the system according to the invention.
  • Fig. 3 is a schematic detail side view of a humidifying device of the system according to the invention.
  • the inventive system for processing a cigarette paper web 2 having a surface density of 24g / m 2 to 32g / m 2 is provided generally by the reference numeral.
  • the paper processing installation 1 comprises the following essential main stations required: a unwinding station 3, a gravure printing unit 5, a hot air dryer 7, a moistening device 9, a contact dryer 11 and a reeling station 13.
  • the unwind station 3 comprises a sleeve (not shown in detail) with an inner diameter of about 76 mm, from which the paper web 2 is unrolled.
  • Other inner diameter for the sleeve for example, of about 120 mm, can be used.
  • the sleeve is rotatably mounted or may be mounted on a correspondingly rotated shaft. Alternatively, the roll of paper may be wound on a steel core suspended in a unwinding device of the unwinding station.
  • a pendulum system 17 may be provided directly to the unwinding station 3, which is biased by compressed air to communicate corresponding tensile biases of the paper web 2. As shown in FIG. 2, the pendulum system 17 is part of the gravure printing unit 5.
  • the paper web 2 is wetted in strips on one side with a desired starch solution by printing a starch solution onto a paper web page by means of the gravure printing process.
  • the operation of the gravure printing unit 5 will be explained later with reference to FIG.
  • To the gravure printing unit 5 includes the hot air dryer 7, which has a drying length of about 3.25 m.
  • the hot air dryer 7 is designed to produce a heated Um Kunststoffströ- mung with a flow rate of 17000 m 3 / h at a maximum temperature of 240 0 C.
  • the hot-air dryer 7 serves to remove possibly introduced with the printing medium in the gravure printing unit 5 solvent. To protect the paper web 2, the latter is transported through a felt through the hot air dryer 7 therethrough.
  • the support of the paper also takes place on the non-printed side of the paper, wherein the printed side is not in contact with components of the hot air dryer 7 during the drying process.
  • the moistening device 9 has the task of moistening the paper web 2 over its entire width and length with a liquid impregnating medium.
  • a liquid impregnating medium water, an aqueous solution, emulsion or suspension at a temperature of 15 to 75 ° C can be used.
  • the moistening device 9 can form a sump, which is to be formed, for example, in the contact region between two rollers pressed against one another, of which one or both rollers are exposed to the impregnating medium. Through the sump, the paper web 2 is exposed to the impregnating liquid as the paper web 2 is conveyed through the contact area.
  • the moistened paper web 2 is fed to a contact dryer 11, which, as can be seen in FIG. 1, essentially consists of three drying cylinders or rollers 23, 25 and 27 which have the same diameter.
  • the drying cylinders 23, 25, 27 are charged with steam, in particular steam, and can be heated up to a maximum temperature of 120 ° C.
  • the purpose of the contact dryer 11 is to remove the liquid portion of the impregnating medium fed to the moistening device 9 from the paper web 2.
  • the paper web 2 should be in direct contact with the drying cylinder 23, 25, 27, in order to achieve a desired smoothing effect, so that a completely wrinkle-free paper web 2 is realized.
  • a Bruf ⁇ ihrung the contact drying 11 is preferably designed so that the printed side of the paper only on the second drying cylinder 25 in contact with the latter occurs.
  • the first drying cylinder 23 is therefore not in contact with the printed side of the paper web 2 but with the opposite one.
  • This embodiment is advantageous in that it does not come to a bonding of the printed substances with the surface of the drying cylinder 23.
  • the drying cylinders 23 to 27 each have a cylindrical contact outer surface, which is contacted by the wetted paper web 2 for the most part contact.
  • the occupied peripheral area of the drying cylinders 23 to 27 is greater than 90 °, 100 ° or 120 °.
  • the circumferential coverage is greater than 180 °.
  • three drying cylinders 23 to 27 are provided, which are offset from each other in the height direction.
  • a horizontal distance of the first 23 and third drying cylinder 27 is set such that it is smaller than the diameter of the (intermediate) drying cylinder 25.
  • the paper web 2 is biased within the drying station 11 to train to plan to apply the contact outer surface of the drying cylinders 23 to 27.
  • the contact dryer 1 1 includes a Traumrollstation 13, which has a support cylinder 31 and a winding roller 33.
  • the function of the support cylinder 31 is to impose the necessary tension of the paper web 2, so that a proper winding of the paper web 2 roller on the roll 33 is ensured.
  • the gravure printing unit 5 After the paper web 2 is set by the pendulum system 17 under a tensile stress, the paper web 2 of an assembly of impression roller 41 and pressure cylinder 43 is supplied, which is wetted with a liquid pressure medium (not shown). The wetting of the printing cylinder 43 is achieved in that the pressure cylinder 43 passes through its own axis during its rotation process a tub which contains the pressure fluid.
  • the trough may be formed by two trough sections, namely an outer trough 45 and an inner trough 47, which has a smaller volume compared to the outer trough.
  • the impression roller 41 builds up the necessary mechanical pressure to allow the printing medium to pass from the impression cylinder 43 to the paper web 2. In addition, the impression roller 41 ensures the transport of the paper web 2 through the gravure printing unit 5 therethrough.
  • a squeegee 59 is provided in the vicinity of the printing cylinder 43 to strip excess printing medium from the printing cylinder 43. The paper web 2 leaves the gravure printing unit 5 to the hot air dryer. 7
  • FIG. 3 shows in detail the moistening device 11, which consists essentially of two rollers 51, 53 which define a contact pressing region 55, through which the paper web 2 is forced. Via a pump, not shown, a sump of impregnating liquid is formed in the contact pressing area 55 in order to wet the entire paper web 2 with the impregnating liquid.
  • a spray tube 57 may subsequently be provided, which may be arranged either on one side of the paper web 2 or on both sides (not shown).
  • the spray tube 57 has a plurality of nozzles from which the impregnating liquid is sprayed onto the paper web 2 in order to realize a complete wetting of the paper web 2 with impregnating liquid.
  • the moistened paper web 2 leaves the moistening device 11 for its drying and smoothing treatment in the contact dryer 11.
  • the paper had no wrinkles and the mechanical properties, such as extensibility, of the paper web 2 were markedly improved, so that substantially higher conveying speeds of up to 600 m / min can be achieved in the subsequent cutting systems.
  • the paper printed in the gravure printing method can be further processed as if it were unprinted.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Supply, Installation And Extraction Of Printed Sheets Or Plates (AREA)
  • Paper (AREA)

Abstract

L'invention concerne une installation pour traiter une bande de papier présentant une densité de surface maximale de 70 g/m2, en particulier une bande de papier à cigarette, comprenant : un côté entrée, par lequel la bande de papier est amenée à l'installation, un côté sortie, par lequel la bande de papier quitte l'installation, la bande de papier traversant l'installation du côté entrée vers le côté sortie dans un sens de transport, un dispositif (5) placé en aval du côté entrée, en particulier un groupe d'impression, de préférence un groupe de sérigraphie, pour l'application d'un fluide de pression liquide sur la bande de papier, une première station de séchage (7) faisant suite au dispositif d'application dans le sens de transport, en particulier un séchage par air chaud, pour le séchage du fluide de pression appliqué sur la bande de papier, un dispositif (9) faisant suite au premier séchage dans le sens de transport pour l'humidification de la bande de papier et une seconde station de séchage (11) faisant suite au dispositif d'humidification dans le sens de transport, par laquelle la bande de papier humidifiée est séchée.
EP10719264.3A 2009-04-30 2010-04-30 Installation et procede pour traiter une bande de papier, en particulier une bande de papier a cigarette Active EP2425056B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL10719264T PL2425056T3 (pl) 2009-04-30 2010-04-30 Urządzenie i sposób obróbki wstęgi papieru, zwłaszcza wstęgi bibułki papierosowej

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102009019600A DE102009019600A1 (de) 2009-04-30 2009-04-30 Anlage und Verfahren zum Bearbeiten einer Papierbahn, insbesondere einer Zigarettenpapierbahn
PCT/EP2010/002665 WO2010124879A1 (fr) 2009-04-30 2010-04-30 Installation et procédé pour traiter une bande de papier, en particulier une bande de papier à cigarette

Publications (2)

Publication Number Publication Date
EP2425056A1 true EP2425056A1 (fr) 2012-03-07
EP2425056B1 EP2425056B1 (fr) 2015-01-28

Family

ID=42320647

Family Applications (1)

Application Number Title Priority Date Filing Date
EP10719264.3A Active EP2425056B1 (fr) 2009-04-30 2010-04-30 Installation et procede pour traiter une bande de papier, en particulier une bande de papier a cigarette

Country Status (11)

Country Link
US (2) US8863657B2 (fr)
EP (1) EP2425056B1 (fr)
KR (1) KR101738178B1 (fr)
CN (1) CN102421963B (fr)
BR (1) BRPI1013913B1 (fr)
CA (1) CA2758463C (fr)
DE (1) DE102009019600A1 (fr)
ES (1) ES2535525T3 (fr)
MY (1) MY156489A (fr)
PL (1) PL2425056T3 (fr)
WO (1) WO2010124879A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8863657B2 (en) 2009-04-30 2014-10-21 Delfortgroup Ag Installation for processing a paper web, in particular a cigarette paper web

Families Citing this family (11)

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JPH058372A (ja) 1991-07-03 1993-01-19 Dainippon Printing Co Ltd ウエブの乾燥装置
JPH05272087A (ja) 1992-03-24 1993-10-19 Toshiba Corp コータの制御装置
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US8863657B2 (en) 2009-04-30 2014-10-21 Delfortgroup Ag Installation for processing a paper web, in particular a cigarette paper web
US9333530B2 (en) 2009-04-30 2016-05-10 Delfortgroup Ag Installation for processing a paper web, in particular a cigarette paper web

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CA2758463C (fr) 2017-08-15
DE102009019600A1 (de) 2010-11-11
CN102421963A (zh) 2012-04-18
BRPI1013913A2 (pt) 2016-04-05
US20150004321A1 (en) 2015-01-01
US8863657B2 (en) 2014-10-21
KR20120012976A (ko) 2012-02-13
WO2010124879A1 (fr) 2010-11-04
PL2425056T3 (pl) 2015-06-30
KR101738178B1 (ko) 2017-05-29
CN102421963B (zh) 2015-02-25
MY156489A (en) 2016-02-26
ES2535525T3 (es) 2015-05-12
BRPI1013913B1 (pt) 2019-09-10
US9333530B2 (en) 2016-05-10
CA2758463A1 (fr) 2010-11-04
EP2425056B1 (fr) 2015-01-28
US20120111209A1 (en) 2012-05-10

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