EP0938957B1 - Dispositif permettant de realiser la couche supérieure de parquets finis laminés - Google Patents

Dispositif permettant de realiser la couche supérieure de parquets finis laminés

Info

Publication number
EP0938957B1
EP0938957B1 EP98123209A EP98123209A EP0938957B1 EP 0938957 B1 EP0938957 B1 EP 0938957B1 EP 98123209 A EP98123209 A EP 98123209A EP 98123209 A EP98123209 A EP 98123209A EP 0938957 B1 EP0938957 B1 EP 0938957B1
Authority
EP
European Patent Office
Prior art keywords
press
cylinder
board
work station
trains
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
EP98123209A
Other languages
German (de)
English (en)
Other versions
EP0938957A2 (fr
EP0938957A3 (fr
Inventor
Herbert Basner
Rolf Exner
Herbert Hille
Wolfgang Melies
Michael Zellermann
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.)
Robert Buerkle GmbH
Original Assignee
Robert Buerkle 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
Priority claimed from DE19812478A external-priority patent/DE19812478C1/de
Application filed by Robert Buerkle GmbH filed Critical Robert Buerkle GmbH
Publication of EP0938957A2 publication Critical patent/EP0938957A2/fr
Publication of EP0938957A3 publication Critical patent/EP0938957A3/fr
Application granted granted Critical
Publication of EP0938957B1 publication Critical patent/EP0938957B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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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
    • B27M3/00—Manufacture or reconditioning of specific semi-finished or finished articles
    • B27M3/04—Manufacture or reconditioning of specific semi-finished or finished articles of flooring elements, e.g. parqueting blocks
    • B27M3/06—Manufacture or reconditioning of specific semi-finished or finished articles of flooring elements, e.g. parqueting blocks of composite floor plates per se by assembling or jointing the parqueting blocks
    • 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
    • B27M3/00—Manufacture or reconditioning of specific semi-finished or finished articles
    • B27M3/0013—Manufacture or reconditioning of specific semi-finished or finished articles of composite or compound articles
    • B27M3/0026—Manufacture or reconditioning of specific semi-finished or finished articles of composite or compound articles characterised by oblong elements connected laterally
    • B27M3/0033—Manufacture or reconditioning of specific semi-finished or finished articles of composite or compound articles characterised by oblong elements connected laterally by a plurality of clamps each used with similar articles and each functionning similarly but time-delayed

Definitions

  • the invention relates to a device for producing top layers for multilayer parquet planks, with Transport device for feeding strands of wood slats, Kantenbeleim pleasing, transfer device following the transport device for the lateral consolidation of the strands, a plurality of heatable plate presses, each with a force acting in the transverse direction of the strands Vorpreß driven and an acting on the top and bottom of the strands Fertigpreß Road and Conveyor for the removal of the finished products, wherein the plate presses are associated with a longitudinal pressing of the strands acting on the front sides of the strands Lijnspreß perceived.
  • the transfer device consists of a wedge-shaped guide channel, in the several parallel strands of wooden slats shrink, wherein the previously glued longitudinal edges of the Strands create each other. At a stop occurs an alignment of the strands in the longitudinal direction.
  • a lifting device is made of several parallel Strands existing lamellar arrangement on a conveyor belt filed a plate press. Find on the conveyor belt a plurality of fin arrangements space. These will pressed together in the plate press, the lamellae for joint-tight installation of the individual slats in the longitudinal and transverse directions against each other pre-pressed and then the final pressing by means of one acting on the top and bottom of the strands Fertigpreß listening done.
  • Top layers for multi-layer parquet planks are made of high quality Wooden. They have to be manufactured with high precision to be a precise concern of the slats of the To ensure parquet and to columns between each To avoid fins. Irregularities on the circumference single lamellae and / or foreign bodies, between lamellae are trapped, disrupt the construction of a unified Pressing pressure on the longitudinal edges and can the Pressing the batch affect. irregularities on individual lamellae are the more effective, depending larger is the area that is compressed in a stroke.
  • a Parallel connection of several small presses, each with an associated transport device for the strand feed and an associated conveyor for the removal of the finished products is technical very expensive, requires a lot of space and a large number of operators.
  • the invention is based on the object, a device indicate that at high production output a single pressing of top layers for multi-layer parquet planks.
  • the object is achieved according to the invention, that the plate presses on the circumference of a rotatably mounted Drum are arranged, wherein the press chambers of the plate presses in a workstation to the drum outside and open to the drum inside, that the transfer device and the conveyor for removal of the finished products at the same level of funding drum outside and drum inside the workstation connect, whereby by an adjusting movement of Transfer device transverse to the strand feed a predetermined Number of strands under parallel alignment in the open press chamber of a positioned in the workstation Plate press are insertable and with the insertion movement the strands a finished product from the Press chamber on the conveyor for removal is pushed out and where the plate presses by a Step by step rotation of the drum in succession are movable in the workstation and closed Fertigpreß worn during a rotary motion the drum the finished presses under heat executable is.
  • the plate pressing in equidistant Interspaces arranged on the circumference of the drum.
  • the drum a Rotary movement only in one direction of rotation or rotational movements with alternating direction of rotation.
  • Another version of the Invention provides that the drum with a rotational movement changing direction of rotation executes, with the plate presses with the rotational movement in a first direction of rotation successively the workstation are presented and then the first loaded plate press by a Return movement of the drum back to the workstation is moved.
  • the conveyor for the removal of the finished products is expedient drum inside arranged and has an adjusting device, which the distance of Support surface to the press chamber according to the power stroke the plate press changed.
  • a platen press positioned in the workstation closes the bearing surface of the conveyor close to the lower press plate of the plate press.
  • To Receiving the finished product will be the bearing surface of the press plate moved away, being between the finished product and the slat strands inserted into the press chamber a gap is created. After that, the finished product can dissipated and a new in the workstation Pressing operation by pressing the Vorpreß worn and by longitudinal compression of the positioned in the press chamber Strands are initiated.
  • the transfer device has according to a preferred embodiment the invention a slider and a top side Cover for guiding the strands forming the strands on.
  • the transverse movement of the strands from the strand feed to the press chamber is advantageously carried out under a light Top pressure, to tilting and sliding over the Exclude slats.
  • the device according to the invention is characterized that the top layers for multi-layer parquet planks that off consist of a few parallel lamellar strands and a length of usually 1.5 to 3 m, be pressed individually can, due to the inventive arrangement a high throughput is achievable.
  • Another Throughput increase is possible if, according to another Embodiment of the invention, two workstations diametrically on Scope of the drum are arranged, each workstation a transfer device and a conveyor assigned for the removal of the finished products is.
  • the plate presses are also at this embodiment arranged at equidistant intervals and the actuation takes place in the two workstations positioned plate presses synchronously.
  • the plate presses are executable as modular units. They have according to a preferred embodiment of the invention each a support table with a support surface for the Pressed material, a press table and one against the pressed material movable press plate, wherein the press plate by cylinder-piston assemblies connected to the press table and wherein the support table and the press table by a Plural arranged in the longitudinal direction of the platen press Tensile elements are locked against each other. The Consequently, compressive pressures do not transfer to the drum.
  • the tension elements are expediently made of brackets, the pivotally connected to the press table and can be actuated by cylinder-piston assemblies.
  • Device includes a transport device 1 for the supply of strands 2 of wooden slats 3, a Kantenbeleim raised 4, one subsequent to the transport device 1 Transfer device 5 for lateral merge the strands 2, one explained in more detail below Arrangement of several heatable plate presses 6 and a conveyor 7 for the removal of the Finished products 8.
  • the arrangement of the plate presses 6 is made of a comparative Consideration of Figs. 1 and 2 understandable.
  • a rotating drivable drum 9 are in equidistant Distances several plate presses 6 each a drum-resistant support table 10 and a vertical arranged adjustable press plate 11, wherein the press chambers 12 of the plate presses 6 in a workstation A towards the outside of the drum and towards the inside of the drum to open.
  • the transfer device 5 and the conveyor 7 for the removal of the finished products 8 Close on the same conveyor level drum outside and drum inside the workstation A.
  • the drum 9 performs a rotational movement with alternating direction of rotation, wherein the plate presses 6 with the rotational movement in one first direction of rotation of the workstation A presented and then the first loaded Platen press 6 by a provision of the drum. 9 is moved back to the workstation A.
  • the plate presses 6 each have one in the transverse direction the strands 2 acting pre-pressing device 13, e.g. in shape pivotable printing plates, as well as the upper and Bottom of the strands 2 acting Fertigpreß worn 14 on. Further, in the workstation A is a Lekspreß noticed 15 arranged. It is as pneumatic Pressure device formed and has a plurality of pneumatic cylinder-piston assemblies 16, wherein each strand 2 of a positioned in the press chamber 12 Slat arrangement a pressure ram for compression of the Stranges 2 is assigned.
  • the conveyor 7 for the removal of the finished products 8 is arranged drum inside and has a not shown in detail adjusting device, which the distance of the support surface to the press chamber 12th changed according to the power stroke of the platen press 6.
  • To Takeover of the finished product 8 becomes the bearing surface moved away from the support table 10, wherein between the Finished product 8 and in the press chamber 12th inserted, still to be pressed strands 2 a gap arises and the finished product 8 transported away and the pre-pressing device 13 can be operated again.
  • the transfer device 5 has in the embodiment a slider 17 and a top cover for Guide the strands 2 on.
  • the plate presses 6 are constructed as modular units. They each have a support table 10 with a support surface for the pressed material, a press table 18 and a against the pressed material movable pressing plate 11.
  • the press plate 11 is by cylinder-piston assemblies 19 at the Press table 18 connected.
  • the support table 10 and the Press table 18 are by a plurality of longitudinally the platen press 6 arranged tension elements 20th locked against each other.
  • the tension elements 20 consist of Clamps pivotally connected to the press table 18 and operable by cylinder-piston assemblies 21 are.
  • the device according to the invention operates as follows. Strands 2 each of several wooden slats 3 are at the Kantenbeleim Anlagen 4 passed, with each other to be joined longitudinal edges of the strands 2 with a thermosetting hot glue (PVAC or urea resin glue) be painted.
  • the strands 2 are successively laterally displaced by means of the transfer device 5 and into the open press chamber 12 of one in the workstation A positioned platen press 6 inserted.
  • the Sliding operations are carried out under slight top pressure, so that the wooden slats 3 do not tilt or themselves slide over each other.
  • the in the open press chamber 12th inserted strands 2 displace that in the Press chamber 12 still contained finished product 8, which is pushed onto the adjacent conveyor 7.
  • the Prepressing device 13 of the platen press 6 and the Lssenspreß Nur 15 actuated, wherein by the Compaction in transverse and longitudinal joints closed and the edge pressure required for gluing be generated.
  • the Fertigpreß listening 14 is subsequently closed, reducing the location of all Wooden slats 3 is fixed.
  • the drum 9 is rotated, wherein the circumferentially subsequent press chamber 12th is introduced into the workstation A.
  • the plate presses 6 are heated. During a full rotation of the drum 9 hardens the glue clamped in the press chamber 12 Slat arrangement off. After a full turn, the Press chamber 12 opened again and the finished product 8 in the manner already described to the conveyor 7th to transfer the finished product 8 handed over.
  • FIG. 3 and 4 are two workstations A, A 'diametrically on the circumference of the drum 9 arranged.
  • Each work station A, A ' is a transfer device 5 and a conveyor 7 for removal the finished products 8 assigned.
  • FIG. 4 one takes that on the circumference of the drum 9 is a straight Number of plate presses 6, 6 ', each with a drum-resistant Support table 10, one clamped against the support table Press table 18 and a vertically adjustable Preßplatte 11 are arranged.

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Wood Science & Technology (AREA)
  • Forests & Forestry (AREA)
  • Veneer Processing And Manufacture Of Plywood (AREA)
  • Press Drives And Press Lines (AREA)
  • Floor Finish (AREA)

Claims (11)

  1. Dispositif de fabrication de couches supérieures de planches de parquet à plusieurs couches, comportant
    un dispositif de transport (1) pour introduire des lignes (2) de lamelles de bois (3),
    un dispositif d'encollage des arêtes (4),
    un dispositif de transfert (5) contigu au dispositif de transport (1) pour guider conjointement les lignes (2) sur les côtés,
    plusieurs presses à plaques chauffantes (6,6') comportant respectivement un dispositif de pré-pressage (13) agissant dans la direction transversale des lignes (2) ainsi qu'un dispositif de pressage de finition(14) sollicitant le côté supérieur et le côté inférieur des lignes (2) et
    un dispositif de transport (7) pour décharger les produits finis (8),
    dans lequel un dispositif de pressage longitudinal (15) sollicitant les côtés frontaux des lignes (2), agissant dans la direction longitudinale des lignes (2) est coordonné aux presses à plaques (6,6'), caractérisé en ce que les presses à plaques (6, 6') sont disposées à la périphérie d'un tambour (9) rotatif, dans lequel les chambres de pressage (12) des presses à plaques (6,6') s'ouvrent du côté extérieur du tambour et du côté intérieur du tambour dans un poste de travail (A,A'), caractérisé en ce que le dispositif de transfert (5) ainsi que le dispositif de transport (7) pour décharger les produits finis (8) sont raccordés sur le même plan de transport au poste de travail (A,A') du côté extérieur du tambour et du côté intérieur du tambour, moyennant quoi, par un mouvement de réglage du dispositif de transfert (5) transversalement par rapport à l'introduction de lignes, une quantité sélectionnée de lignes (2) peut être guidée en orientation parallèle dans la chambre de pressage (12) ouverte d'une presse à plaques (6,6') positionnée dans le poste de travail (A,A') et un produit fini (8) peut être déplacé par le mouvement coulissant des lignes (2) de la chambre de pressage (12) vers le dispositif de transport (7) en vue du déchargement et dans lequel les presses à plaques (6,6') peuvent être déplacées l'une après l'autre dans le poste de travail (A,A') par un mouvement rotatif effectué par étapes du tambour (9) et le pressage peut être effectué thermiquement dans le dispositif de pressage de finition (14) fermé, pendant un mouvement de rotation du tambour (9).
  2. Dispositif selon la revendication 1, caractérisé en ce que les presses à plaques (6,6') peuvent être déplacées les unes après les autres dans une direction de rotation dans le poste de travail (A,A') au moyen d'une rotation effectuée par étapes du tambour (9) et le pressage peut être effectuée thermiquement dans le dispositif de pressage de finition (14) fermé pendant une rotation totale du tambour (9).
  3. Dispositif selon la revendication 1, caractérisé en ce que le tambour (9) effectue un mouvement de rotation dans des directions de rotations variables, moyennant quoi les presses à plaques (6,6') sont avancées par le mouvement de rotation dans une première direction de rotation les unes après les autres dans le poste de travail (A,A') et, ensuite, la presse à plaques (6,6') déjà chargée est à nouveau déplacée vers le poste de travail (A,A') par un mouvement de retour à l'état initial du tambour (9).
  4. Dispositif selon une des revendications 1 à 3, caractérisé en ce que le dispositif de transport (7) pour décharger les produits finis (8) est disposé du côté interne du tambour et présente un dispositif de réglage, lequel modifie la distance de la surface de support par rapport à la chambre de pressage (12) en fonction du cycle de travail de la presse à plaque (6,6').
  5. Dispositif selon une des revendications 1 à 4, caractérisé en ce que le dispositif de pressage longitudinal (15) est intégré au poste de travail (A,A').
  6. Dispositif selon une des revendications 1 à 5, caractérisé en ce que le dispositif de pressage longitudinal (15) est configuré comme un dispositif de pression pneumatique, dans lequel le pilon d'un ensemble cylindre-piston (16) est coordonné à chaque ligne (2), qui est positionnée dans la chambre de pressage (12) d'une presse à plaque (6,6'), afin de compacter la ligne.
  7. Dispositif selon une des revendications 1 à 6, caractérisé en ce que le dispositif de transfert (5) présente un coulisseau (17) et un couvercle supérieur afin de guider les lignes (2).
  8. Dispositif selon une des revendications 1 à 7, caractérisé en ce que, deux postes de travail (A,A') sont disposés diamétralement sur la périphérie du tambour (9), moyennant quoi un dispositif de transfert (5) ainsi qu'un dispositif de transport (7) pour décharger les produits finis (8) est coordonné à chaque poste de travail (A,A') et caractérisé en ce que, sur la périphérie du tambour (9), un certain nombre de presses à plaques (6,6') comportant respectivement une table de support (10) fixée au tambour ainsi qu'une platine de presse (11) réglable verticalement sont disposées, moyennant quoi les presses à plaques (6,6') voisines dans la succession présentent des ensembles de platines de presse symétriques en miroir les unes par rapport aux autres et les ensembles de platines de presse du premier type sont respectivement positionnés sur un poste de travail (A) et les ensembles de platines de presse symétriques en miroir par rapport à ces dernières sont positionnés sur l'autre poste de travail (A').
  9. Dispositif selon une des revendications 1 à 8, caractérisé en ce que les presses à plaques (6,6') sont disposées à des distances équidistantes et la commande des presses à plaques (6,6') positionnées dans les postes de travail (A,A') s'effectue de manière synchrone.
  10. Dispositif selon une des revendications 1 à 9, caractérisé en ce que les presses à plaques (6,6')présentent comme unité modulaire respectivement une table de support (10) comportant une surface de support pour le produit pressé, une table de pressage (18) et une platine de presse (11) déplaçable contre le produit pressé, dans lequel la platine de presse (11) est raccordée par l'ensemble cylindre-piston (19) à la table de pressage (18) et dans lequel la table de support (10) et la table de pressage (18) peuvent être arrêtées l'une contre l'autre par une pluralité d'éléments de traction (20) disposés dans la direction longitudinale des presses à plaques (6,6').
  11. Dispositif selon la revendication 10, caractérisé en ce que les éléments de traction (20) sont constitués de pinces, qui sont raccordées à la table de pressage (18) de manière pivotante et sont commandées par les ensembles cylindre-piston (21).
EP98123209A 1998-02-26 1998-12-05 Dispositif permettant de realiser la couche supérieure de parquets finis laminés Expired - Lifetime EP0938957B1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE19808010 1998-02-26
DE19808010 1998-02-26
DE19812478A DE19812478C1 (de) 1998-02-26 1998-03-21 Vorrichtung zur Herstellung von Oberlagen für Mehrschichtenparkettdielen
DE19812478 1998-03-21

Publications (3)

Publication Number Publication Date
EP0938957A2 EP0938957A2 (fr) 1999-09-01
EP0938957A3 EP0938957A3 (fr) 2004-03-31
EP0938957B1 true EP0938957B1 (fr) 2005-07-06

Family

ID=26044161

Family Applications (1)

Application Number Title Priority Date Filing Date
EP98123209A Expired - Lifetime EP0938957B1 (fr) 1998-02-26 1998-12-05 Dispositif permettant de realiser la couche supérieure de parquets finis laminés

Country Status (2)

Country Link
EP (1) EP0938957B1 (fr)
AT (1) ATE299085T1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109732935B (zh) * 2019-02-28 2024-03-29 济南微尔激光设备有限公司 一种自动包边设备

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI92026C (fi) * 1992-11-06 1994-09-26 Risto Pitkaenen Liimauspuristin
US5505812A (en) * 1994-01-18 1996-04-09 James L. Taylor Mfg. Co., Inc. Articulated glue applicator conveyor
DE4421786C1 (de) * 1994-06-22 1996-02-01 Wild Maschinen Gmbh Verfahren und Vorrichtung zur Herstellung einer Oberlage für Fertigparkett

Also Published As

Publication number Publication date
ATE299085T1 (de) 2005-07-15
EP0938957A2 (fr) 1999-09-01
EP0938957A3 (fr) 2004-03-31

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