EP2714351A1 - Procédé et installation de fabrication de panneaux de matériau, et dispositif de compression des chants d'un mat de matière pressée - Google Patents

Procédé et installation de fabrication de panneaux de matériau, et dispositif de compression des chants d'un mat de matière pressée

Info

Publication number
EP2714351A1
EP2714351A1 EP12724139.6A EP12724139A EP2714351A1 EP 2714351 A1 EP2714351 A1 EP 2714351A1 EP 12724139 A EP12724139 A EP 12724139A EP 2714351 A1 EP2714351 A1 EP 2714351A1
Authority
EP
European Patent Office
Prior art keywords
narrow sides
material mat
pressed material
pressed
compression
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
EP12724139.6A
Other languages
German (de)
English (en)
Other versions
EP2714351B1 (fr
Inventor
Detlef Kroll
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 EP2714351A1 publication Critical patent/EP2714351A1/fr
Application granted granted Critical
Publication of EP2714351B1 publication Critical patent/EP2714351B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27M—WORKING OF WOOD NOT PROVIDED FOR IN SUBCLASSES B27B - B27L; MANUFACTURE OF SPECIFIC WOODEN ARTICLES
    • B27M1/00—Working of wood not provided for in subclasses B27B - B27L, e.g. by stretching
    • B27M1/08—Working of wood not provided for in subclasses B27B - B27L, e.g. by stretching by multi-step processes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27M—WORKING OF WOOD NOT PROVIDED FOR IN SUBCLASSES B27B - B27L; MANUFACTURE OF SPECIFIC WOODEN ARTICLES
    • B27M1/00—Working of wood not provided for in subclasses B27B - B27L, e.g. by stretching
    • B27M1/02—Working of wood not provided for in subclasses B27B - B27L, e.g. by stretching by compressing
    • 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
    • B27N3/10—Moulding of mats
    • 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
    • B27N3/10—Moulding of mats
    • B27N3/14—Distributing or orienting the particles or fibres
    • B27N3/146—Controlling mat weight distribution
    • 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
    • B27N3/18—Auxiliary operations, e.g. preheating, humidifying, cutting-off
    • 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
    • B27N3/18—Auxiliary operations, e.g. preheating, humidifying, cutting-off
    • B27N3/183—Forming the mat-edges, e.g. by cutting

Definitions

  • the invention relates to a method for producing material plates, such as
  • Chip, chip, fiber or similar wood-based panels as well
  • Plastic sheets according to the preamble of claim 1 a plant according to the preamble of claim 7 and a device according to the
  • fiberboard for example, MDF
  • the base material is usually disrupted in a refiner with steam and broken down into relatively small fiber material.
  • Transport direction can be performed. It is further disclosed that mats of different widths can be produced on a plant when the trimming devices are displaceable and adjustable transversely to the transport direction. In principle, the trimming and also the device and the method mentioned above by way of example for the prior art have proved themselves.
  • Scattering devices may consist) set and scattered, then usually the edge overshoot is separated by a trimming at least partially again. Accordingly strong must
  • Edge elevations are set to show an effect in the further manufacturing process.
  • the disadvantage is the associated large
  • Pre-press and / or the main press disintegration.
  • the dissolution phenomena are in the course of compaction and / or
  • the task for a procedure to be created and a system to be created, or device, is to produce a pressed material mat in the course of the process
  • the solution for the method is that the press material mat is compacted in the course of transport to the press by means of a compacting device on its narrow sides transverse to the production direction.
  • the solution for a device for compacting the narrow sides of a pressed material mat in a plant for the production of material plates, such as chip, chip, fiber or similar wood-based panels and plastic plates, with a press and at least one spreader for creating a pressed material mat from grit, is to in that in the device at least one means for compressing the pressed material mat by moving the
  • Narrow sides in the direction of the longitudinal center axis of the pressed material mat and / or by compacting an adjacent to the narrow sides region of the surface side of the pressed material mat is arranged.
  • the present invention preferably relates to the production of OSB material panels, of course, can also be applied in other manufacturing processes, such as MDF, chip or in the production of fiber insulation mats and panels.
  • Fiber insulation mats have been improved and redeveloped over the last decade to become independent of plastic-based base material, thus reinforcing wood fibers with PMDI-containing adhesives or bicomponent fibers
  • Narrow sides transverse to the transport direction (accompanied by a more or less strong reduction of the original width B1 or B2 width of the
  • Pressgutmatte to a width B3) reduces the described phenomena of disintegration on the narrow sides in the course of transport, venting or active / passive fluidization.
  • active fluidization is meant, for example, the introduction of steam, steam-air mixtures and / or pure hot air application for heating the pressed material mat and / or for activation of the binder.
  • passive fluidization here means the use of a steam pulse that occurs when a moisture-containing pressed product mat comes into contact with heat-transferring means (heated or heated steel and / or fabric tapes) or heat within the material to be pressed (microwave, high-frequency) and thus within the pressed material mat, a steam front is formed, which preferably exits via the narrow sides.
  • Stable narrow sides are desired in process applications that help to adjust some vapor or fluid mean pressure within the press mat, especially during compaction / compression / cure. Accordingly, a higher dense narrow side compared to the middle Areas of Pressgutmatte (across the production direction across the width) of advantage because here a kind of natural barrier is built.
  • the device / system or the method can be configured as in the following embodiments:
  • a wheel is arranged on at least one narrow side of the pressed material mat or over an edge region of the surface side, around a substantially vertical axis.
  • the invention understands the surface and axis alignment of
  • the pressed material is mat by means of a
  • Scattering device substantially horizontally and preferably scattered on a moving and endlessly circulating forming belt, wherein the
  • Pressgutmatte two surface sides (including one in contact with the forming belt) and two narrow sides, wherein the narrow sides parallel to
  • the wheel respectively the axis thereof, preferably so employed to Pressgutmatte that during the
  • the surface of the narrow side is pressed and / or displaced in the direction of the longitudinal center of the pressed material mat, thus reducing the width of the pressed material mat and increasing the density or compaction in the edge region (on the narrow sides) of the pressed material mat.
  • the peripheral surface of the wheel can be shaped in this way or the axis of the wheel can have an angle to a vertical axis, so that the upper, free surface side of the pressed material mat is more compacted than the surface side of the pressed material mat lying on the forming belt.
  • Main axis directions in the angle is adjustable, and thus at least two differentiated angles and geometries on the narrow sides of the pressed material mat are adjustable.
  • the wheel preferably runs freely through the resulting friction on the pressed material mat, but depending on the material used in the pressed material mat can also usefully be driven, in particular regulated. It is alternatively possible to adjust the circumference of the wheel in synchronism with the production speed or even, depending on the desired effect, to rotate faster or slower, so that the peripheral surface of the wheel rotates faster or slower than the passing Pressgutmatte.
  • the surface of the wheel may also be roughened in variations, provided with steps, printing patterns or the like.
  • Pressgutmatte consists of oriented scattered chips) is a diameter of the wheel from 0.5 m to 2 m. This size is also conceivable with other scattered goods.
  • the spreading material in the edge region can be pressed more against the spreading material running in the direction of production in order (in the direction of production after the
  • the separate devices should be adjustable in their distance from the narrow sides of the pressed material mat to ensure optimum width adjustment of the pressed material mat and / or compression of the narrow sides.
  • usually spoken by a device but preferably both narrow sides are uniformly equipped, so that a pressed material mat on both narrow sides, preferably at the same time, reduced by the compacting device in its width and the narrow sides are compacted.
  • Pressgutmatte be compressed in a length transverse to the direction of production, which correspond to about 75% of the length of a chip (Spans), preferably up to 50% of the length of a chip.
  • Figure 2 is a plan view of the system of Figure 1 and the exemplary
  • Figure 3 is an enlarged plan view of an embodiment with a
  • Trimming device milling machine
  • edge compaction by means of a compacting device (wheel) in front of the inlet of the pressed material mat in a press
  • Figure 6 is a schematic plan view of the effect of a in
  • Compaction device with an endless belt associated baffles.
  • a system is shown in a schematic view starting with a spreader 1 1 over an endless forming belt 23 and a subsequent continuously operating press 16.
  • the scattering device 1 1 scatters the incoming spreading material 10 onto the endless forming belt 23 as a pressed material mat 2.
  • the scattering device 1 1 scatters the incoming spreading material 10 onto the endless forming belt 23 as a pressed material mat 2.
  • the scattering device 1 1 thereby also a grit hopper (not shown separately), wherein the supply of grit 10 and its treatment (prefabrication) will not be further described.
  • the created pressed material mat 2 in a pre-press 12 a pre-compression and possibly other pretreatments (for example, evaporation, humidification) experienced before entering the press 16.
  • a discharge chute 13 Shortly before the press 16 is usually a discharge chute 13, in the
  • Inferior or hazardous Pressgutmatten 2 can be dropped by means of a reversible Mechanismlassase 14. In general, it is afterwards in
  • Production direction 22 an intermediate conveyor 15 which is optimally aligned for the pressed material mat 2 to the continuously operating press 16 to
  • the continuously working press 16 finally squeezes, mostly under the influence of temperature, the pressed material mat 2 to a plate strand 21, which emerges hardened at the end of the press 16.
  • the press 16 is preferably designed as a double belt press, wherein the steel bands 17 are guided around idler pulleys 20 and opposite in a press frame 19 and supported by heating plates 18 form a press nip.
  • the exact embodiments of continuously operating presses are also referred to the prior art. It is also conceivable that here is one
  • Material plates such as chip, chips, fiber or the like
  • the pressed material mat 2 is compressed transversely to the production direction 22 by means of a compacting device 6 on its narrow sides 1. It is preferably provided that the narrow sides 1 in the production direction 22 before the
  • Compression device 6 are trimmed with a Beklamvorraum 4. As shown, can not be shown as a compacting device 6, a rotating wheel 3, or a baffles or an endlessly rotating
  • Narrow sides are pressed in the direction of the longitudinal center axis and thus an edge region, here compression region 7, arises, which has a higher density.
  • this edge region with similar means from above, that is to say over the surface side, but adjacent to the narrow side, the edge region of the pressed material mat 2 can be compacted with similar means as described.
  • edge region forms an edge elevation, which may have harmful effects on the tape shape and / or other machine elements of the subsequent pre-press and / or the press.
  • Preference is given to the edge region of increased density and height back to normal height of the pristine
  • Figure 3 is thus a total of a plant for the production of material plates, such as chip, chip, fiber or similar wood-based panels and
  • Pressgutmatte 2 and / or by compressing an adjacent to the narrow sides 1 area of the surface side of the pressed material mat 2 is arranged.
  • the compression device 6 is preferably adjustable in one of two angles ⁇ and ⁇ with respect to a vertical axis 9 is arranged, wherein the angle ⁇ is substantially transverse to
  • Production direction 22 is aligned.
  • the axis 9 is arranged vertically and the axis 8 is shown at the corresponding angle to the axis 9.
  • the compression device 6 and / or the trimming device 4 can be arranged to be adjustable simultaneously and / or separately by means of adjusting devices 24/25.
  • the surfaces of the compacting device 6 which come into contact with the narrow sides 1 are essentially provided with a high coefficient of friction, preferably gummed or corrugated.
  • a system at least one device with at least one means for compressing the pressed material 2 by moving the narrow sides 1 in the direction of the longitudinal center axis of the pressed material 2 and / or by compressing an adjacent to the narrow sides 1 area of the surface side of the pressed material 2 in To arrange direction of the forming belt.
  • Pressgutmatte 2 would be arranged. The appropriate adjustment options Of course, the angles ⁇ and ⁇ would still be given and usable for optimal compaction.
  • the installation and the apparatus have adjusting devices 24 and 25 which permit adjustment of the edge area to be compacted or edged on the narrow sides 1 of the pressed material mat 2.
  • adjusting devices 24 and 25 which permit adjustment of the edge area to be compacted or edged on the narrow sides 1 of the pressed material mat 2.
  • an endless compression belt 26 it is conceivable to guide it at the contact points with the narrow sides / surface sides via at least one pressure roller or guide plate 27. (1423)

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Forests & Forestry (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Dry Formation Of Fiberboard And The Like (AREA)
  • Auxiliary Devices For And Details Of Packaging Control (AREA)

Abstract

L'invention concerne un procédé, une installation et un dispositif de fabrication de panneaux de matériau composés d'un matériau à disperser (10) dans une presse (16), un mat de matière pressée (2) étant saupoudré de matériau à disperser (10) sur une bande de moulage circulaire continue (23) au moyen d'un dispositif de dispersion (11) et le mat de matière pressée (2) étant comprimé sur ses chants (1) perpendiculairement au sens de production (22) pendant le transport vers la presse (16) au moyen d'un dispositif de compression (6). L'installation selon l'invention présente au moins un dispositif de compression (6) situé entre la presse (16) et le dispositif de dispersion (11), permettant de comprimer le mat de matière pressée (2) en repoussant les chants (1) en direction de l'axe central longitudinal du mat de matière pressée (2) et/ou en comprimant une zone de la face du mat de matière pressée (2), contiguë aux chants (1). Un dispositif selon l'invention présente au moins un moyen permettant de comprimer le mat de matière pressée (2) en repoussant les chants (1) en direction de l'axe central longitudinal du mat de matière pressée (2) et/ou en comprimant une zone de la face du mat de matière pressée (2), contiguë aux chants (1).
EP12724139.6A 2011-05-28 2012-05-27 Procédé et installation de fabrication de panneaux de matériau Active EP2714351B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102011076655A DE102011076655A1 (de) 2011-05-28 2011-05-28 Verfahren und Anlage zur Herstellung von Werkstoffplatten, wie Span, Schnitzel-, Faser- oder ähnlichen Holzwerkstoffplatten sowie Kunststoffplatten und eine Vorrichtung zur Verdichtung der Schmalseiten einer Pressgutmatte
PCT/EP2012/059925 WO2012163867A1 (fr) 2011-05-28 2012-05-27 Procédé et installation de fabrication de panneaux de matériau, et dispositif de compression des chants d'un mat de matière pressée

Publications (2)

Publication Number Publication Date
EP2714351A1 true EP2714351A1 (fr) 2014-04-09
EP2714351B1 EP2714351B1 (fr) 2018-04-25

Family

ID=46177438

Family Applications (1)

Application Number Title Priority Date Filing Date
EP12724139.6A Active EP2714351B1 (fr) 2011-05-28 2012-05-27 Procédé et installation de fabrication de panneaux de matériau

Country Status (8)

Country Link
US (1) US9452546B2 (fr)
EP (1) EP2714351B1 (fr)
CN (1) CN103547418B (fr)
BR (1) BR112013030434A2 (fr)
CA (1) CA2836846A1 (fr)
DE (1) DE102011076655A1 (fr)
RU (1) RU2621917C2 (fr)
WO (1) WO2012163867A1 (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITRE20130061A1 (it) * 2013-08-09 2015-02-10 Sacmi Metodo e dispositivo per la riduzione degli sfridi laterali di polvere di uno strato di polvere che avanza su una superficie mobile di trasporto
PT3181314T (pt) * 2015-12-16 2019-11-15 SWISS KRONO Tec AG Processo para produção um osb com uma superfície lisa e um osb
ITUA20164452A1 (it) * 2016-06-16 2017-12-16 System Spa Dispositivo compattatore per la pressatura di manufatti ceramici
DE102017111009B3 (de) * 2017-05-19 2018-11-15 Siempelkamp Maschinen- Und Anlagenbau Gmbh Streuanlage
DE102017111018B4 (de) 2017-05-19 2019-02-14 Siempelkamp Maschinen- Und Anlagenbau Gmbh Streuanlage
CN112752636B (zh) * 2018-09-21 2023-02-28 萨克米伊莫拉机械合作社合作公司 用于压实粉末材料的机器和方法
IT201900019799A1 (it) * 2019-10-25 2021-04-25 Imal Srl Procedimento ed impianto per la realizzazione di pannelli in materiale legnoso

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2165280A (en) 1936-06-03 1939-07-11 Owens Corning Fiberglass Corp Method and apparatus for forming a fibrous mat
US3096227A (en) * 1958-06-04 1963-07-02 Gerrit Jan Van Elten Apparatus for producing fibrous building boards
US3661491A (en) * 1968-09-30 1972-05-09 Johns Manville Means for producing fibrous products having integral tongue and groove edges
US4038356A (en) * 1976-04-14 1977-07-26 Johns-Manville Corporation Method and apparatus for making a fibrous board-like product having a male edge and a female edge
DD145079B1 (de) * 1979-07-24 1982-03-10 Inst Holztechnologie Dresden Verfahren zur herstellung von formteilen aus thermoplastdispersionen und holzpartikeln
US5486401A (en) 1994-05-09 1996-01-23 Owens-Corning Fiberglas Technology, Inc. Insulation assembly and method of making
DE19518879A1 (de) 1995-05-28 1996-12-05 Dieffenbacher Gmbh Maschf Verfahren und Anlage zur Herstellung von Spanplatten
DE19847814B4 (de) * 1998-10-16 2007-10-18 Dieffenbacher Gmbh + Co. Kg Verfahren und Anlage zur Herstellung von Preßgutplatten
DE19858096A1 (de) 1998-12-16 2000-06-21 Timberex Timber Exports Ltd Vorrichtung und Verfahren zum Streuen von Teilchen zu einem Vlies
FI122417B (sv) * 2002-06-05 2012-01-13 Selvaag Spinoff As Förfarande för framställning av skivlika fiberarmerade produkter
DE102006028392B4 (de) 2006-06-19 2016-05-25 Dieffenbacher GmbH Maschinen- und Anlagenbau Verfahren, Anlage und Streumaschine zur Streuung einer mehrschichtigen Preßgutmatte im Zuge der Herstellung von Holzwerkstoffplatten
DE102008027708B4 (de) 2008-06-11 2021-07-08 Dieffenbacher GmbH Maschinen- und Anlagenbau Anlage und ein Verfahren zur Herstellung von Werkstoffplatten, insbesondere MDF- oder Partikelplatten

Also Published As

Publication number Publication date
EP2714351B1 (fr) 2018-04-25
DE102011076655A1 (de) 2012-11-29
CA2836846A1 (fr) 2012-12-06
BR112013030434A2 (pt) 2017-03-01
RU2013158692A (ru) 2015-07-10
US9452546B2 (en) 2016-09-27
WO2012163867A1 (fr) 2012-12-06
RU2621917C2 (ru) 2017-06-08
CN103547418A (zh) 2014-01-29
US20140096887A1 (en) 2014-04-10
CN103547418B (zh) 2016-10-05

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