EP2576164A1 - Procédé et dispositif pour produire un panneau de matériau multicouche, et panneau de matériau - Google Patents

Procédé et dispositif pour produire un panneau de matériau multicouche, et panneau de matériau

Info

Publication number
EP2576164A1
EP2576164A1 EP11723924.4A EP11723924A EP2576164A1 EP 2576164 A1 EP2576164 A1 EP 2576164A1 EP 11723924 A EP11723924 A EP 11723924A EP 2576164 A1 EP2576164 A1 EP 2576164A1
Authority
EP
European Patent Office
Prior art keywords
layer
strand
layers
laminated
plates
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.)
Withdrawn
Application number
EP11723924.4A
Other languages
German (de)
English (en)
Inventor
Lee Barker
Gernot Von Haas
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.)
Dieffenbacher GmbH Maschinen und Anlagenbau
Original Assignee
Dieffenbacher GmbH Maschinen und Anlagenbau
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 Dieffenbacher GmbH Maschinen und Anlagenbau filed Critical Dieffenbacher GmbH Maschinen und Anlagenbau
Publication of EP2576164A1 publication Critical patent/EP2576164A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/14—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27N—MANUFACTURE BY DRY PROCESSES OF ARTICLES, WITH OR WITHOUT ORGANIC BINDING AGENTS, MADE FROM PARTICLES OR FIBRES CONSISTING OF WOOD OR OTHER LIGNOCELLULOSIC OR LIKE ORGANIC MATERIAL
    • B27N3/00—Manufacture of substantially flat articles, e.g. boards, from particles or fibres
    • B27N3/04—Manufacture of substantially flat articles, e.g. boards, from particles or fibres from fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27N—MANUFACTURE BY DRY PROCESSES OF ARTICLES, WITH OR WITHOUT ORGANIC BINDING AGENTS, MADE FROM PARTICLES OR FIBRES CONSISTING OF WOOD OR OTHER LIGNOCELLULOSIC OR LIKE ORGANIC MATERIAL
    • B27N3/00—Manufacture of substantially flat articles, e.g. boards, from particles or fibres
    • B27N3/08—Moulding or pressing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27N—MANUFACTURE BY DRY PROCESSES OF ARTICLES, WITH OR WITHOUT ORGANIC BINDING AGENTS, MADE FROM PARTICLES OR FIBRES CONSISTING OF WOOD OR OTHER LIGNOCELLULOSIC OR LIKE ORGANIC MATERIAL
    • B27N3/00—Manufacture of substantially flat articles, e.g. boards, from particles or fibres
    • B27N3/08—Moulding or pressing
    • B27N3/20—Moulding or pressing characterised by using platen-presses
    • B27N3/22—Charging or discharging
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/16—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by features of a layer formed of particles, e.g. chips, powder or granules
    • 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
    • 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
    • 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
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24058—Structurally defined web or sheet [e.g., overall dimension, etc.] including grain, strips, or filamentary elements in respective layers or components in angular relation
    • Y10T428/24074—Strand or strand-portions

Definitions

  • the invention relates to a method for producing a material plate according to the preamble of claim 1. Further, the invention relates to a material plate according to claim 16 and to a plant for producing a multilayer material plate according to claim 23.
  • discontinuous floor presses and continuously operating presses wherein in the latter between two rotating steel belts a scattered pressed material mat with glued scattering particles under pressure and
  • the plate surface must have sufficient hardness and sufficient abrasion resistance.
  • the load, which is applied by means of a wheel, for example by a forklift, on the plate is sufficiently, in the plate longitudinally and transversely to the wheel on the support of the metal grooves on the container floor are distributed.
  • the main problem is that in the production of oriented scattered layers, the transverse scattering over the longitudinal spread is problematic. Continuous transverse scattering suffers from many defects and additionally requires massive trimming after scattering because the edge areas of the scattered mat of chips or chips are usually sprinkled much less. But even after a massive trimming, the multilayer panels produced have problems in the transverse scattered layers of the panel.
  • the invention has for its object to provide a method and a system with which it is possible to produce multilayer material plate, simple and inexpensive to manufacture, with problems from a previous cross-scattering can be avoided.
  • the object of the method is achieved in that a single-layer oriented scattered layer mat longitudinally in the direction of production
  • Laminate strand is at least once divided by means of a splitter to single-layered laminates, that at least a three-layer package or at least one three-layer bundle packet strand is formed in a laying device, wherein in at least two layers of laminated plates are used, and that the layer package or the layer packet strand is pressed in a cyclic or continuous press to a material plate or a splittable to a material plate material plate strand.
  • the solution of the problem for a material plate is that the material plate comprises at least three layers glued together, wherein at least two layers consist of a single-layer oriented layer plate.
  • the object of a system is achieved in that the system at least one laying device for producing a layer package or a
  • Laminated package strand of at least three layers wherein in at least two layers of laminated sheets are used and a cyclically operating press for pressing the layer package or the Schichtvonstrangs to a material plate or a continuously operating press for
  • the system may further comprise a forming station for producing a single-layer oriented scattered layer mat of an orientable spreading material, a continuously operating press for pressing the
  • a storage or transfer device can be arranged between the individual system parts, in particular between the dividing device and the laying device.
  • the single-layer oriented scattered production of an oriented chipboard (OSB) in one or more layers has been the state of the art for some time.
  • the invention makes use of the fact that the longitudinal spread (orientation of the chips in the longitudinal direction, ie parallel to the production direction) is now almost perfectly feasible.
  • single-layered longitudinally oriented layer plates are produced, which have an almost optimal scattering value (deviation of the angle in the longitudinal direction of the orientable material to be spread from the specification) due to the longitudinal spread.
  • These sandwich panels are divided according to the compression accordingly, especially in the continuous production can after the continuously operating press a longitudinal and / or
  • Transverse division take place, merged into a layer package and finally glued to a multilayer material plate.
  • the material plate as a bearing covering, in particular as a floor covering on parallel and spaced support surfaces to be created taking advantage of their special properties or preferred direction.
  • the material plate consisting of at least five layers, with the vast majority of oriented in the same direction laminated plates across to a possible
  • Supporting structure or support surfaces arranged to bridge construction-related gaps, such as in containers on the ground by the sheet trapezoidal or U-shaped frame construction present.
  • the invention refers to an adhesive or a binder for gluing the surface sides or the material to be spread, a so-called adhesive liquor, which consists in its main component of an adhesive.
  • a so-called adhesive liquor which consists in its main component of an adhesive.
  • emulsion, hardener, formaldehyde scavengers, dyes, insect repellent and antifungal agents and other additives are added. It is also common to use the adhesive without additives.
  • the adhesive used is preferably MDI (diphenylmethane diisocyanate) or PMDI (polymeric
  • Diphenylmethane diisocyanate from the group of isocyanates used.
  • the proposed material plate (five-layer plate) or its use can arise on the one hand by the method according to the invention; but this can also be regarded as an independent material plate.
  • the invention understands under a layer mat a pressed material mat, which is pressed in a press to form a layer plate, wherein in the present case, in particular the layer mats with an oriented scattering of the material to be spread in the production direction (longitudinal direction) are meant.
  • Layer plate which at least partially, preferably for all layers, the material plate is used, thus consists of an oriented scattered layer plate.
  • the invention means an oriented scattered layer mat in the longitudinal direction of
  • Production direction ie parallel to the production direction, which results in a single-layered laminated sheet pressed in one direction
  • Chips or chips exist. These sandwich panels can finally be combined to form a layer package, wherein at least one contacting side is glued between the layers except for the outer or cover surfaces.
  • the surfaces to be glued of the sandwich panels are abraded, on the one hand to reduce the adhesive consumption, on the other hand to avoid unevenness, which can lead to lifts of the individual layers during use.
  • a layer package it is also possible to form a layer packet strand, in which case the joints between the successive layer plates of a layer are not located at the same point as those of the adjacent layers.
  • the introduction of complete layer packages would be conceivable in shock or at a distance from each other in a continuously operating press.
  • the resulting material plate strand must again be split before the material plates can arise.
  • at least one layer plate should be oriented in a different orientation than another monolayer-oriented one
  • Layer plate to be laid may also be useful if they do not form the middle layer, for example in the case of an odd number of layers, that they have the same orientation in the material plate.
  • each layer plate on the next layer plate with a preferably rectangular difference of
  • a layered plate strand is divided transversely to the production direction into square layer plates, since they can be stacked without much cutting or cutting.
  • the layered plate strand can therefore be divided longitudinally and then transversely to the production direction into square layer plates.
  • Layer packet strand are merged.
  • the sandwich panels and / or the laminate slab should be treated on at least one face side. The gluing of the surface sides of the
  • Laminated panels are made before the layer package or in the
  • Layer plates should be used in a mutually lie of the layer plates a different orientation to each other.
  • the grit is preferably of lignocellulosic material or preferably has a thickness of 0.6 to 1, 1 mm and / or a width of 5 to 90 mm.
  • the length can be from 40 to 300 mm.
  • the sandwich panel or sheets may be sanded on one or both sides prior to gluing, so that the thickness is uniform throughout the length and width. By grinding, there are no defects in the glue joint.
  • a layer packet comprising five, seven or nine layers or a layer packet strand consisting of five, seven or nine layers should be formed, each layer consisting of oriented layer plates.
  • the central layer has a different thickness than the outer layers.
  • the layers to be laid equidistant from the middle layer should have the same thicknesses at odd number of layers to ensure a uniform structure.
  • a material plate accordingly comprises at least three glued together
  • Layers wherein at least two layers consist of a monolayer-oriented layer plate.
  • the layer plates of different layers should diverge in their orientation, in particular at a 90 ° angle to each other.
  • a laminate slab produced in a continuously operating press is split once longitudinally and then transversely or vice versa first transversely and then longitudinally. It thus arise on one
  • Laying device several sandwich panels, preferably 5 or 7, one above the other can be placed and during the laying process to a layer package a compression of a layer package can be performed.
  • a preferably producible material plate according to the invention therefore has at least three, particularly preferably 5 or 7
  • Glulam is also known as laminated wood or colloquially known as laminated beams. This wooden boards are dried, planed and closed
  • Glue binders can compete.
  • 30 mm or even up to 65 mm thick single-layer oriented laminated sheets could be produced from the first produced sandwich panels.
  • the thickness at present there are only technological limits with regard to the heating of the layer mat, since with very high layer mats and their compression, the continuously operating press becomes longer and longer due to the pressing factor. Will be 30 mm, for example
  • Laminated package it can be made of material plates that are 150 mm thick. If these are 2.5 m wide and 20 m long material panels after a preferably cyclically performed
  • Compression (relatively narrow) divided, resulting from the produced material plate rather a beam-like product.
  • Glued connection can be made.
  • the invention understands orientable chips, chips, flakes or the like, which are suitable for scattering oriented to be scattered to a layer mat.
  • a single-layer oriented scattered layer mat is understood to mean a layer mat of orientable material which has been mainly scattered oriented and pressed and thus, in particular in a sectional image, has a clear orientation of a predominant proportion of the material to be spread.
  • Eucalyptus and / or hardwoods can achieve particularly good results for high-strength applications, in particular for the production of artificial laminated beams made of artificially produced individual laminated panels which have been glued and pressed in several layers. The beam-like products are then again superimposed and glued used for the production of higher artificially produced glulam beams.
  • FIG. 1 shows the schematically illustrated production sequence of a production of a material plate from a layer package created from a plurality of sandwich plates with subsequent compression
  • FIG. 2 shows a three-dimensional sectional drawing of a material plate made of five superimposed and glued laminated plates
  • Figure 3 shows a variant of the production process of a production of a
  • Material plate of a multilayer bundle strand produced from several layer plates, which is pressed in a continuously operating press and then divided into a material plate,
  • FIG. 4 shows a schematic representation of a material plate as a covering on a support structure with exemplary load by a pallet base and a wheel of a forklift or a pallet truck,
  • FIG. 1 shows a schematic and exemplary production sequence for producing a material plate from wood or wood-like raw materials. In a process 1 1 from the raw materials
  • the glued spreading material 6 is then scattered in a forming station 12, in a direction parallel to the production direction 7 and on a continuous endlessly circulating forming belt (not shown) to form a single-layered layer mat 8 oriented in the direction of production 7.
  • the layer mat 8 can be pre-treated before pressing (not shown) comprising a change in the temperature, the humidity and / or the density of the layer mat. Subsequently, the layer mat 8 is pressed with a continuously operating press 15 to a laminated board strand 3 and subsequently with a
  • Layer plate 9 abut, glued.
  • a press 17 which may be cyclically or preferably carried out continuously working. It would also be conceivable to carry out the compression to a material plate in the first press 15 at a low utilization of the system. It is also conceivable to introduce the formed layer packages continuously with little or no spacing in a continuously operating press and to carry out the second pressing continuously.
  • FIG. 2 shows a five-layer material plate 1 with five layers 22 of different orientation 2 of the layer plates 9.
  • the orientation 2 of a layer plate 9 preferably has a rotation of 90 ° to the adjacent layer plate in the material plate 1.
  • Supporting structure 24 consisting of several by distances 26 separate support surfaces 25 favored, wherein the covering 27, consisting of one or more material plates 1, is arranged on the support structure 24, that the plurality of layers 22 of the material plate 1, consisting of the oriented layer plates are arranged transversely to the extension of the bearing surfaces 25. That is, the two outer and the middle layer plate 9 of a five-layer plate are arranged so that they are aligned parallel to the indicated bearing distance 26.
  • layer plates 9 oriented successively along, transversely, longitudinally, transversely, longitudinally to the production direction 7 to a layer package 4 or a layer packet strand 16 put together, wherein the layer plates 9 are preferably arranged substantially at right angles to each other will be.
  • a wheel 23 of a forklift truck or a pallet truck is arranged in FIG. 4 on the lining 27.
  • a force arrow F perpendicular to the surface side of the lining 27 is shown simplified.
  • the plant is overall suitable for carrying out the method, but can also be operated independently.
  • the material plate can in particular according to the said method and / or on such a system
  • Layer structure can be used. Under beam similar means the invention otherwise material plates / beam-like products that consist of several layers 22 in height

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Manufacturing & Machinery (AREA)
  • Forests & Forestry (AREA)
  • Dry Formation Of Fiberboard And The Like (AREA)

Abstract

L'invention concerne un procédé et un dispositif pour produire un panneau de matériau multicouche. Un matelas monocouche à distribution orientée (8) est façonné dans un poste de fromage (12). Ce matelas (8) est ensuite comprimé dans une presse (15) pour former un panneau continu à orientation monocouche (3). Puis, ce panneau continu (3) est divisé en plusieurs panneaux (9) et un ensemble de couches (4) comprenant au moins trois couches (22) ou un ensemble continu de couches (16) constitué d'au moins trois couches (22) est formé dans un dispositif de pose (13), des panneaux (9) étant utilisés dans au moins deux couches (22). Enfin, l'ensemble de couches (4) ou l'ensemble continu de couches (16) est façonné dans une presse (17) pour former un panneau de matériau (1) ou un panneau de matériau continu (19).
EP11723924.4A 2010-05-30 2011-05-30 Procédé et dispositif pour produire un panneau de matériau multicouche, et panneau de matériau Withdrawn EP2576164A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102010029486A DE102010029486A1 (de) 2010-05-30 2010-05-30 Verfahren und Anlage zur Herstellung einer mehrschichtigen Werkstoffplatte und eine Werkstoffplatte
PCT/EP2011/058867 WO2011151299A1 (fr) 2010-05-30 2011-05-30 Procédé et dispositif pour produire un panneau de matériau multicouche, et panneau de matériau

Publications (1)

Publication Number Publication Date
EP2576164A1 true EP2576164A1 (fr) 2013-04-10

Family

ID=44483932

Family Applications (2)

Application Number Title Priority Date Filing Date
EP11723925.1A Withdrawn EP2576165A1 (fr) 2010-05-30 2011-05-30 Procédé et dispositif pour produire un panneau de matériau multicouche destiné à être divisé en produits en forme de poutre, et panneau de matériau
EP11723924.4A Withdrawn EP2576164A1 (fr) 2010-05-30 2011-05-30 Procédé et dispositif pour produire un panneau de matériau multicouche, et panneau de matériau

Family Applications Before (1)

Application Number Title Priority Date Filing Date
EP11723925.1A Withdrawn EP2576165A1 (fr) 2010-05-30 2011-05-30 Procédé et dispositif pour produire un panneau de matériau multicouche destiné à être divisé en produits en forme de poutre, et panneau de matériau

Country Status (7)

Country Link
US (1) US20130209730A1 (fr)
EP (2) EP2576165A1 (fr)
CN (2) CN103068539A (fr)
AU (2) AU2011260351A1 (fr)
CA (1) CA2799019A1 (fr)
DE (1) DE102010029486A1 (fr)
WO (2) WO2011151300A1 (fr)

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US8972537B2 (en) * 2011-08-16 2015-03-03 Comcast Cable Communications, Llc Prioritizing local and network traffic
DE102013003744B4 (de) 2013-03-06 2021-02-11 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Verfahren und Vorrichtung zur Bestimmung einer Dichteverteilung in einer Holzwerkstoffplatte
DE102017117917B4 (de) * 2017-08-07 2022-07-21 Dieffenbacher GmbH Maschinen- und Anlagenbau Verfahren zum Herstellen einer Werkstoffplatte sowie Werkstoffplatte
CN110509367B (zh) * 2019-09-20 2023-12-12 尉氏县众林木业有限公司 一种胶合板连续生产线及其生产工艺
WO2022266479A1 (fr) * 2021-06-17 2022-12-22 Louisiana-Pacific Corporation Couche d'interface de fines pour produits en bois d'ingénierie améliorés
CA3223029A1 (fr) * 2021-06-24 2022-12-29 Gareth Paul Merrick Couche de fines pre-consolidee pour produits en bois ameliores

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Also Published As

Publication number Publication date
CN103068539A (zh) 2013-04-24
EP2576165A1 (fr) 2013-04-10
CN103249533A (zh) 2013-08-14
DE102010029486A1 (de) 2011-12-01
WO2011151299A1 (fr) 2011-12-08
CA2799019A1 (fr) 2011-12-08
WO2011151300A1 (fr) 2011-12-08
AU2011260350A1 (en) 2012-12-20
AU2011260351A1 (en) 2012-12-20
US20130209730A1 (en) 2013-08-15

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