EP2002971A2 - Installation de carton ondulé et procédé de fabrication de carton ondulé - Google Patents

Installation de carton ondulé et procédé de fabrication de carton ondulé Download PDF

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Publication number
EP2002971A2
EP2002971A2 EP08010255A EP08010255A EP2002971A2 EP 2002971 A2 EP2002971 A2 EP 2002971A2 EP 08010255 A EP08010255 A EP 08010255A EP 08010255 A EP08010255 A EP 08010255A EP 2002971 A2 EP2002971 A2 EP 2002971A2
Authority
EP
European Patent Office
Prior art keywords
web
corrugated
color mark
corrugated cardboard
endless
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
EP08010255A
Other languages
German (de)
English (en)
Other versions
EP2002971B1 (fr
EP2002971A3 (fr
Inventor
Helmut Kraus
Jürgen HAMMER
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.)
BHS Corrugated Maschinen und Anlagenbau GmbH
Original Assignee
BHS Corrugated Maschinen und Anlagenbau GmbH
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 BHS Corrugated Maschinen und Anlagenbau GmbH filed Critical BHS Corrugated Maschinen und Anlagenbau GmbH
Publication of EP2002971A2 publication Critical patent/EP2002971A2/fr
Publication of EP2002971A3 publication Critical patent/EP2002971A3/fr
Application granted granted Critical
Publication of EP2002971B1 publication Critical patent/EP2002971B1/fr
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31F—MECHANICAL WORKING OR DEFORMATION OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31F1/00—Mechanical deformation without removing material, e.g. in combination with laminating
    • B31F1/20—Corrugating; Corrugating combined with laminating to other layers
    • B31F1/24—Making webs in which the channel of each corrugation is transverse to the web feed
    • B31F1/26—Making webs in which the channel of each corrugation is transverse to the web feed by interengaging toothed cylinders cylinder constructions
    • B31F1/28—Making webs in which the channel of each corrugation is transverse to the web feed by interengaging toothed cylinders cylinder constructions combined with uniting the corrugated webs to flat webs ; Making double-faced corrugated cardboard
    • B31F1/2822—Making webs in which the channel of each corrugation is transverse to the web feed by interengaging toothed cylinders cylinder constructions combined with uniting the corrugated webs to flat webs ; Making double-faced corrugated cardboard involving additional operations
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31F—MECHANICAL WORKING OR DEFORMATION OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31F1/00—Mechanical deformation without removing material, e.g. in combination with laminating
    • B31F1/20—Corrugating; Corrugating combined with laminating to other layers
    • B31F1/24—Making webs in which the channel of each corrugation is transverse to the web feed
    • B31F1/26—Making webs in which the channel of each corrugation is transverse to the web feed by interengaging toothed cylinders cylinder constructions
    • B31F1/28—Making webs in which the channel of each corrugation is transverse to the web feed by interengaging toothed cylinders cylinder constructions combined with uniting the corrugated webs to flat webs ; Making double-faced corrugated cardboard
    • B31F1/2831—Control
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T156/00—Adhesive bonding and miscellaneous chemical manufacture
    • Y10T156/10—Methods of surface bonding and/or assembly therefor
    • Y10T156/1002—Methods of surface bonding and/or assembly therefor with permanent bending or reshaping or surface deformation of self sustaining lamina
    • Y10T156/1007—Running or continuous length work
    • Y10T156/1016—Transverse corrugating
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T156/00—Adhesive bonding and miscellaneous chemical manufacture
    • Y10T156/10—Methods of surface bonding and/or assembly therefor
    • Y10T156/1002—Methods of surface bonding and/or assembly therefor with permanent bending or reshaping or surface deformation of self sustaining lamina
    • Y10T156/1007—Running or continuous length work
    • Y10T156/1016—Transverse corrugating
    • Y10T156/102—Transverse corrugating with deformation or cutting of corrugated lamina
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T156/00—Adhesive bonding and miscellaneous chemical manufacture
    • Y10T156/10—Methods of surface bonding and/or assembly therefor
    • Y10T156/1052—Methods of surface bonding and/or assembly therefor with cutting, punching, tearing or severing
    • Y10T156/1084—Methods of surface bonding and/or assembly therefor with cutting, punching, tearing or severing of continuous or running length bonded web
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T156/00—Adhesive bonding and miscellaneous chemical manufacture
    • Y10T156/12—Surface bonding means and/or assembly means with cutting, punching, piercing, severing or tearing

Definitions

  • the invention relates to a corrugated board plant and a method for producing corrugated board.
  • Known corrugated board plants have a plurality of splice devices for providing endless material webs, which each connect a plurality of finite material webs to form an endless material web.
  • the joining of the finite material webs to an endless web of material is referred to in the jargon as splices and corresponding devices as splice devices.
  • the endless webs of material have joining seams between the finite material webs, referred to as splices, due to the joining.
  • the connecting seams of the endless material webs are found in the produced corrugated web again and must be separated there for quality reasons by means of a cross-cutting device. For exact removal, the cross-cutter must detect where seams are located in the corrugated web.
  • the problem with this is that in the corrugated board storage devices are arranged, which serve for temporary storage of the corrugated web during manufacture and have the consequence that the web length of the cached corrugated web is not known exactly.
  • the invention has for its object to provide a corrugated board and a method for producing corrugated cardboard, which allow a simple and accurate cutting out of seams in the corrugated web.
  • the essence of the invention consists in that the at least one memory device is preceded by at least one marking device, by means of which at least one color mark can be attached to one of the webs of the corrugated web.
  • the at least one marking device is designed such that a solid-form dye can be applied as a color mark.
  • the attachment is carried out by rubbing off the solid dye.
  • the fact that the dye is in solid form and can be attached in this form, complex and maintenance-intensive spray apparatus, as is the case for example when the dye is in liquid form, are avoided.
  • the dye can be present, for example, as a signature chalk, pastel crayon or oil pastel.
  • the at least one color mark is applied by means of a dye which is present in solid form, moisture is not introduced into the material webs, in contrast to liquids, and thus disadvantageously softened.
  • the at least one color mark can be detected by means of the at least one detection device, so that the path length of the cached corrugated web can be determined in the at least one control device by means of the detected color mark.
  • the at least one cross-cutting device is dependent on the determined web length can be actuated such that the corrugated web is accurately cut and thus connecting seams are exactlycardswennbar. Provision of liquid and spraying this liquid by means of a sophisticated sprayer is thus no longer required.
  • a corrugated board plant 1 has a first splice device 3, a second splice device 4, a corrugation device 5 and a first production device 6 for producing a single-sided laminated corrugated web 2.
  • the first splicing device 3 comprises a first unrolling unit 9 for unrolling a finite first material web 7 from a first material reel 8 and a second unwinding unit 9 for unrolling a finite second material web 10 from a second material reel 11.
  • Unit 12 The finite first and second webs of material 7, 10 are joined to provide an endless first web of material 13 by means of an unillustrated joining and cutting unit of the first splicing device 3.
  • a first connecting seam 14 which runs transversely to the endless first material web 13, is produced in the endless material web 13.
  • a first connecting seam 14 is shown.
  • the second splicing device 4 is constructed in accordance with the first splicing device 3 and comprises for rolling a finite third material web 15 from a third material roll 16 a third unrolling unit 17 and for unrolling a finite fourth material web 18 of FIG a fourth roll of material 19; a fourth roll-off unit 20.
  • the finite third and fourth sheets of material 15, 18 are used to provide an endless second web of material 21 by means of a non-illustrated joining and cutting unit of the second splice means 4 interconnected.
  • a second seam 22 is formed in the endless second web of material 21, which extends transversely to the endless second web of material 21.
  • a second connecting seam 22 is shown between the second splicing device 4 and the corrugating device 5.
  • the endless webs of material 13, 21 are endless paper webs, the join seams 14, 22 being referred to in the jargon as a splice.
  • the endless second material web 21 is fed to the corrugator device 5.
  • the corrugator device 5 has a first corrugating roller 25 rotatably mounted about a first rotation axis 24 and a second corrugation rotatably mounted about a second rotation axis 26 Roll 27 on.
  • the corrugating rolls 25, 27 form a gap for the passage and corrugation of the endless second material web 21, wherein the rotation axes 24, 26 run parallel to each other.
  • a measuring device 28 for measuring the rotational speed of the second corrugating roll 27 is arranged on the second corrugating roll 27, a measuring device 28 for measuring the rotational speed of the second corrugating roll 27 is arranged.
  • the first production device 6 comprises a first glue application roller 29, a first glue metering roller 30, a first glue container 31 and a first pressing roller 32.
  • the first glue application roller 29 forms a gap with the second corrugating roller 27, wherein the first glue application roller 29 for applying glue 33 is arranged partially within the first glue container 31.
  • the first size metering roller 30 abuts against the first size coat roller 29 and serves to form a uniform size coat on the first size coat roller 29.
  • For pressing the size 33 provided corrugated line 23 against the endless first material web 13 forms the first pressing roller 32 with the second corrugating roller 27 a gap, through which the endless first material web 13 and the corrugated web 23 are guided simultaneously.
  • the single-faced laminated corrugated web 2 For temporarily storing and buffering the single-faced laminated corrugated web 2, it is fed to a storage device 34, wherein the single-faced corrugated web 2 in the storage device 34 has a transport direction 35.
  • the single-faced laminated corrugated web 2 is transported in the storage device 34 in the transport direction 35 from a storage device start 36 to a storage device end 37, wherein the single-faced corrugated web 2 in the storage device 34 loops 38 forms.
  • the cached, single-faced laminated corrugated web 2 has a web length L B between the memory device start 36 and the memory device end 37, which depends on the length of the memory device 34 and the number of loops 38.
  • the memory device 34 is designed like a table and is referred to in the jargon as a bridge.
  • the memory device 34 is preceded by a marking device 39 relative to the transport direction 35.
  • the marking device 39 is used to apply color marks 40 to the endless material webs 21.
  • the marking device 39 is arranged between the second splicing device 4 and the corrugating device 5, so that the color marks 40 on an underside of the endless second material web 21 to be corrugated can be attached. It makes sense, the color marks 40 are applied before bonding in the production device 6, z. B. also within the splicing device 4 or already on the material roll.
  • the marking device 39 is designed in such a way that a dye 41 in the form of a solid rod is used as the color mark 40 attachable.
  • the dye 41 consists, for example, of solid crayon, solid pastel crayon, solid oil crayon or similar solids suitable for forming color marks 40.
  • the marking device 39 is designed as a piston-cylinder unit which has a cylinder 42 designed as a tubular housing and a piston 42 displaceable in the cylinder 42 along a displacement direction 43.
  • the piston 44 is connected to a holder 45, which receives a present as a chalk block in solid form dye 41. In particular, the chalk block is glued to the holder 45.
  • the cylinder 42 has an end face a first cylinder opening 46 which is formed such that the dye 41 through the first cylinder opening 46 when moving the dye 41 by a plastic guide ring 87 is feasible.
  • a monitoring device 47 in the form of an inductive proximity switch, which serves to monitor the dye level, is arranged in the cylinder 42.
  • the cylinder 42 has a second cylinder opening 48.
  • the second cylinder opening 48 is sealed by a cylinder cover 49.
  • the piston 44 serves to support a plurality of ring-shaped return elements 52 which have return lips 53 and are mounted on the piston 44.
  • the piston 44 is constructed as follows:
  • the plate-shaped holder 45 is screwed to a retaining plate 88 via screws 89.
  • the holding plate 88 has centrally a bore 90 with an internal thread. Contrary to the direction 43 next to the support plate 88 alternately follow the annular return lips 53 and support discs 91 - in the present case, three pairs.
  • the block of discs 91 and return lips 53 is held together by a centrally located screw 92, which is screwed into the retaining plate 88 and holds the piston 44 together.
  • the cylinder 42, the piston 44 and the cover 49 essentially define a pressure chamber 54, which can be filled via a valve 93 in the cover 49 with a fluid, for example with compressed air.
  • the marking device 39 is arranged relative to the endless second material web 21 such that the displacement direction 43 is substantially perpendicular to a plane spanned by the endless second material web 21 in the region of the marking device 39.
  • a rest member 55 is disposed relative to the endless second web of material 21 opposite the marker 39.
  • the support member 55 is plate-shaped. Alternatively, the support member 55 may be formed as a rotatably mounted roller.
  • the marking device 39 is electrically-pneumatically actuated, wherein for displacing the piston 44, an electrically actuated compressed air pump is provided, which is provided for filling the pressure chamber 54 with compressed air.
  • the marking device 39 is arranged relative to the endless second material web 21 such that it can be marked in an edge region 56.
  • the memory device 34 is followed by a detection device 60 in the transport direction 35, the detection device 60 being arranged between the memory device 34 and a second production device 61.
  • a detection device 60 may be provided between the first production device 6 and the storage device 34.
  • the detection device 60 has an optical detector 62 which is arranged on a detector carrier 63.
  • the detector carrier 63 is attached to the memory device 34 and extends substantially transversely thereto.
  • On the detector carrier 63 a plurality of deflection rollers 64 are rotatably mounted for receiving and deflecting the one-sided laminated corrugated web 2.
  • the deflection rollers 64 are arranged on the detector carrier 63 in such a way that the corrugated board web 2 laminated on one side with the color marks 40 can be guided substantially horizontally past the detector 62.
  • the second production device 61 serves to connect the corrugated web 2 laminated on one side with an endless third material web 65 serving as a cover web to a corrugated web 66 laminated on both sides.
  • the second production device 61 has glue 33 applied to it on the corrugated web 23 of the single-faced laminated corrugated web 2, a second glue application roller 67, a second glue metering roller 68 and a second glue container 69 on.
  • a heatable Anpress table 70 and an endless pressure belt 71 is provided which form a Anpress-gap 72.
  • the pressure belt 71 is deflected by three belt deflection rollers 73 and driven.
  • a third splice device 74 is provided.
  • the third splicing device 74 is designed in accordance with the splicing devices 3, 4 and points to unrolling a fifth roll of material 75 from a fifth roll of material 76; a fifth roll-off unit 77; and for rolling a finite sixth sheet of material 78 from a sixth roll of material 79, a sixth roll-off unit 80.
  • the third splice device 74 also has a connecting and cutting unit, not shown, by means of which the finite material webs 75, 78 are connectable to the endless third material web 65.
  • a third seam 81 is created. Exemplary is in Fig. 1 after the third splice device 74, a third connecting seam 81 is shown.
  • the endless third material web 65 is also an endless paper web.
  • a cross-cutting device 82 For cutting the double-sided laminated corrugated web 66 a cross-cutting device 82 is provided.
  • the cross-cutting device 82 has two transverse cutting rollers 83, each having a blade bar 84 extending radially outwards and extending transversely to the double-sided laminated corrugated board web 66.
  • the cross-cutting rollers 83 form a cutting gap 85 for passing through the double-faced laminated corrugated web 66, wherein the cross-cutting rollers 83 are rotatably driven.
  • an electronic control device 86 is provided with the splice devices 3, 4, 74, with the measuring device 28, with the marking device 39, with the detection device 60 and with the cross cutter 82 is in signal communication.
  • the signal connections are in the Fig. 1 and 2 represented by dashed lines.
  • the control device 86 is provided by the splicing devices 3, 4, 74 with information such that the control device 86 knows when a connection of finite ones is known Material webs 7, 10, 15, 18, 75, 78 and an associated production of connecting seams 14, 22, 81 takes place.
  • control device 86 is designed such that, based on measured values of the measuring device 28 and control signals of the marking device 39 and the detection device 60 when marking and detecting color marks 40, the path length L B of the memory Device 34 cached, one-sided laminated corrugated web 2 can be determined. Depending on the determined web length L B , the cross-cutting device 82 can be controlled by means of the control device 86.
  • the cross-cutting device 82 may be arranged upstream or downstream of a longitudinal cutting / grooving device designed in a known manner. Furthermore, the cross-cutting device 82 may be followed by further cutting means for cutting corrugated sheets and stacking means for stacking the corrugated sheets.
  • the operation of the corrugated board plant 1 will be described below.
  • the first splice device 3 generates the endless first material web 13, which is fed to the first production device 6.
  • the production of the endless first material web 13 takes place, for example, in such a way that the finite first material web 7 of the ending first material roll 8 is joined to the second finite material web 10 of the second new material roll 11.
  • the first unrolling unit 9 is provided with a new first material roll 8 so that the finite material webs 7, 10 can be continuously joined to the first endless web of material 13.
  • the first splice device 3 sends a signal to the control device 86 so that it knows when a first connection seam 14 is generated.
  • the second splicing device 4 generates corresponding to the first splicing device 3 the endless web of material 15, 18, the endless second web of material 21. At each connection, the second splice device 4 sends a signal to the control device 86, so that this knows when a second joint 22 is generated.
  • the endless second material web 21 to be corrugated is fed to the marking device 39.
  • the pressure chamber 54 is acted upon by means of the electrically controlled by the control device 86 compressed air pump with compressed air. Due to the compressed air, the piston 44 is moved in the displacement direction 43, so that the solid-state dye 41 is extended through the first cylinder opening 46 from the cylinder 42.
  • the dye 41 is pressed against the endless second material web 21 during extension from the cylinder 42 and against the support member 55.
  • the endless second web of material 21 passed between the dye 41 and the support member 55 is marked by rubbing the dye 41 to form a color mark 40.
  • Fig. 6 shows a color mark 40. This can be generated in the middle or at the edge of the endless second material web 21.
  • the length of the color mark 40 is dependent on the speed of the endless second material web 21 and the duration of the pressing process.
  • the restoring lips 53 of the return elements 52 pull the piston 44 and the dye 41 automatically back into the cylinder 42 due to their inherent elasticity and friction against the cylinder inner wall, z. B. by 2 to 4 mm, when the pressure in the chamber 54 is reduced.
  • the control device 86 thus does not need to operate the compressed air pump to retract the dye 41.
  • the monitor 47 constantly monitors if there is enough dye 41 to label is. If the dye 41 is too low, the monitoring device 47 sends a message to the control device 86. During the marking process, the marking device 39 sends a signal to the control device 86.
  • the support member 55 may alternatively be formed as a rotatably mounted countershaft ,
  • the marked endless second material web 21 is fed to the corrugator device 5, wherein the corrugator device 5 generates the corrugated web 23 from the endless second material web 21.
  • the corrugated web 23 is provided with glue 33 in the first production device 6 and glued to the endless first material web 13 serving as a cover web to the corrugated web 2 laminated on one side.
  • the measuring device 28 measures the rotational speed of the second corrugating roller 27 and sends the measured speed measured values to the control device 86.
  • the connecting seams 14, 22 are generated by the splicing devices 3, 4 such that they are in the one-sided laminated corrugated web 2 are substantially congruent to each other.
  • the splicing devices 3, 4 are controllable such that the connecting seams 14, 22 can be synchronized.
  • the one-sided laminated corrugated web 2 of the memory device 34 is supplied, where it is cached in loops 38 and thus forms a buffer.
  • the single-faced laminated corrugated web 2 is in the transport direction 35 of the memory device beginning 36 is transported to the memory device end 37 and fed there to the detection device 60.
  • the attached color mark 40 is detected by means of the optical detector 62, wherein in the detection process, an electrical signal is sent to the control device 86.
  • the control device 86 calculates the web length L B of the cached corrugated cardboard laminated on one side.
  • Web 2 Alternatively, the described marking and detection process can be repeated periodically, so that color marks 40 are continuously applied and detected, so that a calculation of the web length L B can be repeated at short time intervals.
  • the current track length L B is constantly known.
  • a further electrical signal is sent, which is sent to the control device 86 and together with the electrical signal of the detection device 60, which is arranged at the memory device end 37, are used to calculate the web length L B.
  • the detection device 60 is designed as a gray scale button, which optically detects and detects the color mark 40 as a result of the color contrast to the endless second material web 21.
  • the single-faced laminated corrugated web 2 is fed to the second production device 61.
  • the corrugated web 23 of the one-sided laminated corrugated board web 2 is provided with glue 33 and by means of the Anpress-table 70 and the Anpress belt 71 with serving as the cover web endless third material web 65 to the two-sided laminated corrugated web 66 connected.
  • the endless third web of material 65 is provided by the third splice device 74, wherein the endless third web of material 65 is created by joining the finite webs of material 75, 78.
  • the mode of operation of the third splicing device 74 reference is made to the mode of operation of the first and second splicing devices 3, 4.
  • the third splice device 74 sends an electrical signal to the control device 86 with each connection so that it knows when a third connection seam 81 is generated.
  • the control device 86 controls the third splice device 74 as a function of the determined web length L B and the measured values of the rotational speed such that the third connecting seam 81 of the endless third material web 65 and the connecting seams 14, 22 to the one-sided laminated corrugated web 2 formed material webs 13, 21 are arranged substantially congruently one above the other in the double-faced laminated corrugated web 66.
  • the connecting seams 14, 22, 81 are thus synchronized in dependence on the determined path length L B by means of the control device 86.
  • the double-faced laminated corrugated web 66 is fed to the cross-cutting device 82, wherein the cross-cutting device 82 is controlled by the control device 86 such that the connecting seams 14, 22, 81 are separated in the two-sided laminated corrugated web 66.
  • the cross-cutting device 82 is easily controllable, wherein due to the synchronized connecting seams 14, 22, 81, the cross-cutting device 82 only has to be actuated once.
  • the marking device 39 and the detection device 60 are simple and robust in comparison to the prior art, so that the determination of the web length L B of the cached, one-sided laminated corrugated web 2 and the synchronization of the connecting seams 14, 22, 81 reliable, accurate and easy.
  • the present invention may also be applied to corrugated webs having more than three layers, for example, to five-ply corrugated webs.
  • the lengths of the corrugated webs lying on the storage devices 34 which are also referred to as bridges, for two bridges each having single-faced corrugated cardboard must be determined thereon.
  • all five splices to be performed can essentially be made to coincide. Due to the high transport speeds, the individual splices can still be separated from one another, even in the case of the synchronization described here, for example by 1 to 2 m, to be spaced. In any case, the splice synchronization described here greatly reduces the generated rejects. In particular, only once committee must be cut out.
  • the marking device 39 is formed such that in solid form existing dye 41 is attachable by rubbing as a color mark 40, a simple and reliable attachment of color marks 40 is ensured.
  • the marking device 39 is simple and robust, so that it - in comparison to known spray apparatus for applying liquids - cost and especially low maintenance.
  • the endless material webs 13, 21, 81 or corrugated webs made therefrom are not adversely damaged, as for example when spraying liquids or attaching deformation marks by deforming the corrugated webs ,

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Machines For Manufacturing Corrugated Board In Mechanical Paper-Making Processes (AREA)
  • Replacement Of Web Rolls (AREA)
  • Making Paper Articles (AREA)
  • Controlling Sheets Or Webs (AREA)
  • Controlling Rewinding, Feeding, Winding, Or Abnormalities Of Webs (AREA)
EP08010255A 2007-06-13 2008-06-05 Installation de carton ondulé et procédé de fabrication de carton ondulé Not-in-force EP2002971B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102007027879A DE102007027879A1 (de) 2007-06-13 2007-06-13 Wellpappe-Anlage und Verfahren zur Herstellung von Wellpappe

Publications (3)

Publication Number Publication Date
EP2002971A2 true EP2002971A2 (fr) 2008-12-17
EP2002971A3 EP2002971A3 (fr) 2009-10-28
EP2002971B1 EP2002971B1 (fr) 2012-03-21

Family

ID=39616466

Family Applications (1)

Application Number Title Priority Date Filing Date
EP08010255A Not-in-force EP2002971B1 (fr) 2007-06-13 2008-06-05 Installation de carton ondulé et procédé de fabrication de carton ondulé

Country Status (6)

Country Link
US (1) US8241454B2 (fr)
EP (1) EP2002971B1 (fr)
CN (1) CN101323184B (fr)
AT (1) ATE550173T1 (fr)
DE (1) DE102007027879A1 (fr)
ES (1) ES2381601T3 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102008062964A1 (de) * 2008-12-23 2010-07-01 Hans Kolb Wellpappe Gmbh & Co. Kg Verfahren zur Herstellung von kaschierten Nutzen aus ein- oder mehrlagiger Wellpappe und Vorrichtung zur Durchführung des Verfahrens

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101901562B1 (ko) 2010-07-07 2018-09-27 비제이투, 엘엘씨 주름진 제품을 제조하기 위한 장치 및 방법
US9103470B2 (en) 2010-07-07 2015-08-11 Bj2, Llc Apparatus and method for making a corrugated product
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ATE550173T1 (de) 2012-04-15
CN101323184B (zh) 2012-02-01
US8241454B2 (en) 2012-08-14
ES2381601T3 (es) 2012-05-29
DE102007027879A1 (de) 2009-01-15
CN101323184A (zh) 2008-12-17
EP2002971B1 (fr) 2012-03-21
EP2002971A3 (fr) 2009-10-28
US20080308215A1 (en) 2008-12-18

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