WO2023232668A1 - Dispositif de traitement comprenant une unité de revêtement et procédé d'application d'adhésif - Google Patents

Dispositif de traitement comprenant une unité de revêtement et procédé d'application d'adhésif Download PDF

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Publication number
WO2023232668A1
WO2023232668A1 PCT/EP2023/064166 EP2023064166W WO2023232668A1 WO 2023232668 A1 WO2023232668 A1 WO 2023232668A1 EP 2023064166 W EP2023064166 W EP 2023064166W WO 2023232668 A1 WO2023232668 A1 WO 2023232668A1
Authority
WO
WIPO (PCT)
Prior art keywords
application
application units
processing device
workpiece
unit
Prior art date
Application number
PCT/EP2023/064166
Other languages
German (de)
English (en)
Inventor
Felix Schatz
Jonathan Würz
Klaus Reich
Friedhelm REMPP
Original Assignee
Homag 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 Homag Gmbh filed Critical Homag Gmbh
Publication of WO2023232668A1 publication Critical patent/WO2023232668A1/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27D—WORKING VENEER OR PLYWOOD
    • B27D5/00—Other working of veneer or plywood specially adapted to veneer or plywood
    • B27D5/003—Other working of veneer or plywood specially adapted to veneer or plywood securing a veneer strip to a panel edge

Definitions

  • the invention relates to a processing device with a coating unit and a method for applying adhesive.
  • the invention is based on the object of proposing a processing device through which a time- and cost-efficient coating of workpieces is possible.
  • the invention is based on the object of providing a method for applying adhesive, through which a time- and cost-efficient coating of workpieces is achieved.
  • a processing device is defined in claim 1.
  • a method for applying adhesive is defined in claim 14. Subclaims refer to specific embodiments.
  • a processing device with a coating unit for coating surfaces of a workpiece with a coating material, in particular a workpiece that is at least partially made of wood, wood material, plastic, composite material or the like, with at least two application units for applying adhesive to one Surface of the workpiece to be coated and / or on the coating material are provided, wherein the at least two application units can be arranged in an application position and a standby position.
  • Such a processing device is preferably designed as a CNC-controlled processing device or a CNC-controlled machining center.
  • adhesive can be applied to the surface of the workpiece to be coated and/or to the coating material. In this way, manual replacement of application units can be avoided, thus enabling time- and cost-efficient coating of workpieces.
  • a further development of the processing device can provide that the at least two application units can be arranged alternately in the respective application position and standby position. In this way, one application unit for applying adhesive can be arranged in the application position and the other of the at least two application units in the ready position.
  • One embodiment of the processing device can provide that the at least two application units are provided in the coating unit or can be exchanged into the coating unit.
  • the processing device can be designed with only one coating unit, which includes the at least two application units and/or into which the application units can be inserted and exchanged. The provision of multiple coating units or a manual replacement of the coating unit can be avoided in this way.
  • the at least two application units can be arranged in the application position and the standby position by an adjustment movement of the coating unit and/or by adjustment movements of the application units.
  • the processing device comprises an adjusting device through which the adjusting movement of the coating unit and/or the adjusting movements of the at least two application units can be controlled.
  • the actuating device can be integrated in the coating unit.
  • the actuating device can have a pneumatic, hydraulic or electric actuator.
  • a particularly preferred embodiment of the processing device can provide that the at least Two application units can be automatically transferred between the application position and the ready position by controlling the coating unit and/or the application units.
  • an automated change between the application units in the respective application position and standby position can be controlled.
  • An advantageous development of the processing device can provide that the at least two application units can be transferred between workpieces to be coated in succession and/or between surfaces of a workpiece to be coated in succession, each between the application position and the ready position.
  • the positioning movement of the coating unit and/or the positioning movements of the application units can include a directional component that deviates from the workpiece plane of the workpiece.
  • the positioning movement of the coating unit and/or the positioning movements of the application units can have an positioning direction that is essentially perpendicular to the workpiece plane of the workpiece.
  • the processing unit and/or the application units can be arranged in the ready position outside the workpiece plane and can be transferred to the application position located in the workpiece plane by the adjusting movement.
  • a further embodiment of the processing device can provide that the adjusting movement of the coating unit and/or the adjusting movements of the application units comprise a directional component lying in the workpiece plane of the workpiece.
  • the adjustment movements of the application units within the workpiece are carried out directed towards the surface of the workpiece to be coated or towards the coating material.
  • the adjusting movement of the coating unit and/or the adjusting movements of the applicator units includes an engagement movement, pivoting movement and/or rotary movement of the applicator units and/or the coating unit directed towards the surface of the workpiece to be coated or towards the coating material.
  • the engagement movement, pivoting movement and/or rotational movement of the application units and/or the coating unit can be provided in the workpiece plane.
  • the adjusting movement can be provided by an engagement movement, pivoting movement and/or rotational movement of one applicator unit to the at least one further applicator unit.
  • the adjusting movements of the application units can be provided in a V-shape relative to one another.
  • the application units can be alternately moved from the respective standby position into essentially the same application position. In this way, a compact arrangement of the application units in the coating unit can be achieved. Because the application units can be arranged in the same application position, precise application of the adhesive can also be made possible.
  • the at least two application units can be arranged offset from one another or adjacent to one another in a direction of movement of the coating material and the application units can be arranged alternately in the application position by the positioning movement of the coating unit and/or the positioning movements of the application units.
  • each application unit is assigned a guide channel for guiding and transporting the coating material.
  • a particularly preferred embodiment of the processing device can provide that an exchange device is provided, through which the at least two application units can be transferred together or alternately between at least one storage position and the application position and/or standby position.
  • the at least two application units can be used together or alternately between the at least one storage position and the application position and/or standby position can be exchanged and replaced.
  • the at least one storage position can be a storage location, also referred to as a pick-up location, for the application units.
  • the exchange device can comprise a multiple receiving unit, which is set up for the insertion and replacement of the application units so that the application units can be accommodated together, with the multiple recording unit being able to carry out such an adjusting movement that the application unit to be replaced is in the application position or standby position can be moved and the application unit to be changed can be moved to the storage position.
  • the multiple receiving unit can be set up to replace an applicator unit and replace the at least one further applicator unit, to pick up the applicator unit to be replaced from the storage position, to pick up the applicator unit to be replaced from the applicator position or standby position, and to carry out such an adjusting movement that the application unit to be replaced is transferred to the application position or standby position and the application unit to be replaced is transferred to the storage position.
  • At least one supply device can be provided, through which energy, adhesive, consumables and/or the like can be supplied to the respective application unit in the at least one storage position.
  • the supply device preferably comprises at least one supply interface with which the application unit arranged in the at least one storage position can be coupled.
  • the supply device can provide a power supply, an adhesive supply and/or the like for the application unit in the storage position.
  • a particularly preferred embodiment of the processing device can provide that a different adhesive, in particular adhesive of different types and/or colors, can be applied by each of the at least two application units.
  • a quick and easy change of the adhesive can be carried out in the event of a change in parameters between two workpieces and/or coating materials to be coated, for example a change in color or material, in order to adapt it to the Adjust the workpiece and/or the coating material accordingly.
  • An advantageous development of the processing device can also provide that the application units or the processing unit has a heating device, through which preheating of the at least two application units is provided.
  • the heating device can be used to preheat the application units in the standby position.
  • the respective application unit can be kept ready for use in the ready position so that the corresponding adhesive can be applied immediately after being transferred to the application position.
  • the coating unit is designed for coating narrow surfaces of plate-shaped workpieces with a narrow surface coating material.
  • the object is also achieved by a method for applying adhesive to a surface of a workpiece to be coated and/or to a coating material, in particular by a processing device according to one of the previously described embodiments, in which depending on at least one parameter of the Workpiece and / or coating material one of at least two application units is positioned in an application position for applying an adhesive, and by the application unit an adhesive adapted to the at least one parameter of the workpiece and / or coating material is applied to the surface of the workpiece to be coated and / or is applied to the coating material.
  • the processing device is preferably a CNC-controlled processing device or a CNC-controlled processing center, preferably with a coating unit.
  • the application devices produce different, i.e. H . Adhesives adapted to the at least one parameter of the workpiece and/or coating material are applied.
  • FIG. 1 a schematic view of a first embodiment of a coating unit with two application units
  • Fig. 2 is a schematic view of a second embodiment of a coating unit with two application units
  • Fig. 3 a schematic view of a third embodiment of a coating unit with two application units
  • Fig. 4 is a schematic view of a fourth embodiment of a coating unit with two application units
  • Fig. 5 is a schematic view of a fifth embodiment of a coating unit with two application units
  • Fig. 6 is a schematic view of the fifth embodiment of the coating unit with a heating device
  • FIGS. 1 to 5 each represent a first to fifth embodiment of the coating unit 10.
  • the first embodiment of the coating unit 10 is first explained in detail, and subsequently with regard to the embodiments according to the Fig. 2 to 5 essentially describe the differences that exist compared to the first embodiment.
  • Figure 1 shows a highly schematic representation of the first embodiment of the coating unit 10 for coating narrow surfaces 12 of plate-shaped workpieces 11 with a narrow surface coating material 13.
  • a narrow surface coating material 13 is also referred to as edge band or edge material.
  • the coating unit 10 is in particular CNC-controlled.
  • the coating unit 10 can be designed as a unit of a CNC-controlled processing device 15 or a CNC-controlled processing center.
  • the workpieces 11 to be coated are in particular at least partially made of wood, wood materials, plastic, composite materials or the like. Such workpieces are used, for example, in the area of furniture and component production.
  • the workpieces 11 are preferably plate-shaped workpieces 11, for example solid wood or chipboard, lightweight panels, sandwich panels and the like.
  • the present invention is not limited to such workpieces 11.
  • the processing device 15 can include a workpiece support, not shown, on which the workpiece 11 lies in a fixed position during the coating process.
  • the coating unit 10 can be moved relative to the workpiece 11, in particular under CNC control.
  • the coating unit 10 can be guided along the narrow surfaces 12 of the workpiece 11 in order to provide the narrow surface coating material 13 on the narrow surface 12 of the workpiece 11.
  • the coating unit 10 can have a feed device 20 for the continuous supply of the Narrow surface coating material 13 in a feed direction Z.
  • the feed device 20 feeds the narrow surface coating material 13 to a pressure device (not shown).
  • the pressure device can comprise a rotatably mounted pressure roller.
  • the narrow surface coating material 13 can be pressed onto the narrow surface 12 of the workpiece 11 by the pressure device.
  • several pressure rollers or a differently designed pressure device can also be provided.
  • the pressure device can form a device of the coating unit 10.
  • the coating unit 10 For applying adhesive to the narrow surface 12 of the workpiece 11 or to the narrow surface coating material 13, the coating unit 10 comprises two application units 14. By applying adhesive, the narrow surface coating material 13 is permanently adhered to the narrow surface 12 of the workpiece 11.
  • Each of the two application units 14 comprises an application device 16, through which adhesive is applied to the narrow surface coating material 13 and/or to the narrow surface 12 of the workpiece 11.
  • the application device 16 can be formed, for example, by an application roller or by several application rollers.
  • the application units 14 are each provided with an adhesive. In particular, it is provided that each of the two application units 14 is provided with a different adhesive.
  • the adhesives provided to the application units 14 differ in particular in the color of the adhesive and/or the type of adhesive.
  • the adhesives are in particular liquid adhesives or Adhesives or adhesive granules. As a result, different adhesives can be applied by the application units 14, with the respective adhesive to be applied being selected based on a parameter of the workpiece 11 and/or the narrow surface coating material 13, for example a color parameter or a material parameter.
  • each of the two application units 14 can have an adhesive supply (not shown), for example an adhesive storage, or can each be coupled to an adhesive supply.
  • the application units 14 can each be arranged in an application position 17 by an adjusting movement B of the coating unit 10. Due to the adjusting movement B of the coating unit 10, the application units 14 alternate between the application position 17 and one
  • the coating unit 10 has an actuating device (not shown in detail).
  • the adjusting device can be designed, for example, by a pneumatic, hydraulic or mechanical adjusting device.
  • the adjusting movement B of the coating unit 10 takes place essentially in a vertical adjusting direction relative to a workpiece plane of the workpiece 11.
  • the coating unit 10 can have two edge channels for guiding and transporting the narrow surface coating material 13, each edge channel being assigned to an application unit 14.
  • the processing device 15 preferably comprises a replacement device 21.
  • the exchange device 21 By means of the exchange device 21, the application units 14 can be transferred individually or together between the application position 17 and/or standby position 18 and a storage position 22.
  • the exchange device 21 can therefore be used to replace and replace the application units 14.
  • the processing device 15 can include a storage position 22, so that the application units 14 can be alternately transferred between the storage position 22 and the application position 17 and/or standby position 18.
  • several storage positions 22 can be provided, so that a storage position 22 is provided for each of the application units 14 and these can be inserted and replaced together or alternately.
  • the storage position can, for example, be designed as a lockable container, which can preferably be placed under protective gas or vacuum in order to preserve the adhesive.
  • the exchange device 21 includes a multiple receiving unit 23 through which the application units 14 can be received together.
  • the multiple recording unit 23 can, for example, be formed by two or more gripping elements 24, which are set up so that one gripping element 24 each picks up an application unit 14 and transfers it between the storage position 22 and the application position 17 and/or standby position 18.
  • an adjusting movement can be carried out by the replacement device 21 and/or the gripping elements 24.
  • the multiple recording unit 23 can be set up to replace one application unit 14 and exchange the other application unit 14, first the application unit 14 to be replaced arranged in the storage position 22 by a gripping element 24 of the multiple recording unit 23, to move to the alternating application unit 14 arranged in the application position 17 or standby position 18 and to pick it up by the other gripping element 24, to carry out an actuating movement such that the application unit 14 to be replaced is moved into the application position 17 or standby position 18 is transferred, and then moved to the storage position 22 and the application unit 14 to be replaced is transferred to the storage position 22.
  • the processing device 15 preferably includes a supply device 26. Through this, energy, adhesive, consumables and/or the like can be supplied to the application units 14 in the storage position 22.
  • the supply device 26 can have one or more supply interfaces 27, with which the application unit 14 arranged in the storage position 22 can be coupled. Via the supply interfaces 27, electricity (for example for heating the application unit 14), adhesive (for example filling with adhesive granules), consumables and/or the like are supplied to the respective application unit 14 in the storage position 22.
  • Fig. 2 shows the second embodiment of the coating unit 10, the upper part in Fig. 2 showing the first application unit 14 in the corresponding application position 17 and the lower part in Fig. 2 showing the second application unit 14 in the corresponding application position 17.
  • the positioning of the application units 14 is not carried out by the positioning movement B of the coating unit 10, but rather by controlling positioning movements A of the two application units 14.
  • the adjusting movements A of the application units 14 are each controlled by an adjusting device, not shown in detail.
  • the adjusting device can be designed, for example, by a pneumatic, hydraulic or mechanical adjusting device.
  • the application units 14 are alternately transferred between their respective application position 17 and standby position 18.
  • the adjustment movements A of the application units 14 take place essentially in a vertical adjustment direction relative to the workpiece plane of the workpiece 11.
  • the adjustment movements A of the application units 14 are preferably provided parallel to one another.
  • Fig. 3 shows the third embodiment of the coating unit 10, the upper part in Fig. 3 showing the first application unit 14 in the corresponding application position 17 and the lower part in Fig. 3 showing the second application unit 14 in the corresponding application position 17.
  • the positioning of the application units 14 takes place by controlling positioning movements A of the two application units 14.
  • the adjusting movements A of the application units 14 are each controlled by an adjusting device, not shown in detail.
  • the adjusting device can be designed, for example, by a pneumatic, hydraulic or mechanical adjusting device. By controlling the actuating movements A, the application units 14 are alternately transferred between their respective standby position 18 into the application position 17.
  • the adjusting movements A of the applicator units 14 take place essentially in a vertical adjusting direction relative to the workpiece plane of the workpiece 11, with the adjusting movements A being arranged in a V-shape relative to one another.
  • the application units 14 can be alternately transferred from the respective standby position 18 to the same application position 17 by means of these V-shaped adjustment movements A.
  • FIG. 4 shows the fourth embodiment of the coating unit 10, with the upper part in FIG. 4 shows the first application unit 14 in the corresponding application position 17 and the lower part in FIG. 4 the second application unit 14 in the corresponding application position 17.
  • the adjusting movements A of the appliqué units 14 take place by means of a pivoting movement, rotary movement or rotary/pivoting movement of the applicator units (14) relative to one another.
  • the adjusting movements A of the application units 14 are each controlled by an adjusting device, not shown in detail.
  • the adjusting device can be designed, for example, by a pneumatic, hydraulic or mechanical adjusting device.
  • the application units 14 are alternately transferred between their respective standby position 18 into the application position 17 by the pivoting movement, rotary movement or rotary/pivoting movement.
  • the application units 14 can be arranged on a common axis, which can be controlled by the adjusting device.
  • Fig. 5 shows the fifth embodiment of the coating unit 10, the upper part in Fig. 5 showing the first application unit 14 in the corresponding application position 17 and the lower part in Fig. 5 showing the second application unit 14 in the corresponding application position 17.
  • the adjusting movements A of the application units 14 are carried out by linear engagement movements of the application units 14.
  • the adjusting movements A of the application units 14 are each controlled by an adjusting device, not shown in detail.
  • the adjusting device can be designed, for example, by a pneumatic, hydraulic or mechanical adjusting device.
  • the application units 14 are alternately transferred between their respective standby position 18 into the application position 17 by the linear engagement movements.
  • Fig. 6 shows a further development of the fifth embodiment of the coating unit 10, which has a heating device 19 for preheating the application units 14.
  • the Heating device 19 is provided in such a way that the application units 14 can be preheated in the ready position 18. By preheating the application units 14 by the heating device 19, they can be kept in a ready-to-use state. This enables a quick change between the application units 14 for applying the different adhesives.
  • Such a heating device 19 can also be provided in the coating units 10 according to the first to fourth embodiments.

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  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Forests & Forestry (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)

Abstract

L'invention concerne un dispositif de traitement (15), en particulier un dispositif de traitement (15) à commande numérique par ordinateur, comprenant une unité de revêtement (10) destinée à plaquer un matériau de revêtement (13) sur des surfaces d'une pièce (11), en particulier d'une pièce (11) qui est au moins en partie en bois, en matériau dérivé du bois, en plastique, en matériau composite ou similaire. L'invention est caractérisée en ce que le dispositif comprend au moins deux unités d'application (14) destinées à appliquer de l'adhésif sur une surface de la pièce (11) à revêtir et/ou sur le matériau de revêtement (13), lesdites au moins deux unités d'application (14) pouvant être placées dans une position d'application (17) et dans une position d'attente (18). L'invention concerne également un procédé d'application d'adhésif.
PCT/EP2023/064166 2022-05-31 2023-05-26 Dispositif de traitement comprenant une unité de revêtement et procédé d'application d'adhésif WO2023232668A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102022113672.8 2022-05-31
DE102022113672.8A DE102022113672A1 (de) 2022-05-31 2022-05-31 Bearbeitungseinrichtung mit einem Beschichtungsaggregat sowie Verfahren zum Applizieren von Haftmittel

Publications (1)

Publication Number Publication Date
WO2023232668A1 true WO2023232668A1 (fr) 2023-12-07

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PCT/EP2023/064166 WO2023232668A1 (fr) 2022-05-31 2023-05-26 Dispositif de traitement comprenant une unité de revêtement et procédé d'application d'adhésif

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Country Link
DE (1) DE102022113672A1 (fr)
WO (1) WO2023232668A1 (fr)

Citations (5)

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Publication number Priority date Publication date Assignee Title
DE1870977U (de) * 1962-11-14 1963-04-25 Josef Heim Kantenbeleimmaschine zum beleimen von linienartigen kanten an moebelteilen u. dgl.
EP0292813A2 (fr) * 1987-05-26 1988-11-30 REICH Spezialmaschinen GmbH Procédé et dispositif pour joindre des éléments latéraux aux parties frontales d'ouvrages en forme de plaque
ITBO20090751A1 (it) * 2009-11-18 2011-05-19 Biesse Spa Metodo per la bordatura di componenti di legno o simili
DE102013202938A1 (de) * 2013-02-22 2014-08-28 Homag Holzbearbeitungssysteme Gmbh Vorrichtung zum Beschichten von Werkstücken
WO2021018644A1 (fr) * 2019-07-29 2021-02-04 Ima Schelling Deutschland Gmbh Dispositif et procédé pour fixer de bandes de bord

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Publication number Priority date Publication date Assignee Title
DE8105129U1 (de) 1980-07-21 1981-08-13 Steyer, Josef, 6176 Völs, Innsbruck Platte mit aufgeklebtem randstreifen
DE10259226A1 (de) 2002-12-17 2004-07-01 Fa. Theodor Hymmen Verfahren und Vorrichtung zur Bearbeitung von Holzwerkstoffplatten
DE202008015878U1 (de) 2008-12-01 2010-04-15 Homag Holzbearbeitungssysteme Ag Vorrichtung zum Beschichten von Werkstücken
DE202009006794U1 (de) 2009-05-12 2009-09-03 Homag Holzbearbeitungssysteme Ag Anleimaggregat
DE202009016025U1 (de) 2009-11-18 2010-02-18 Reich Spezialmaschinen Gmbh Verleimvorrichtung
DE202015105931U1 (de) 2015-11-06 2015-11-20 Holz-Her Gmbh Kantenbeschichtungsmaschine
IT201700056951A1 (it) 2017-05-25 2018-11-25 Biesse Spa Macchina per la bordatura di pannelli di legno o simili
DE102019113066A1 (de) 2019-05-17 2020-11-19 Homag Gmbh Verfahren und Appliziereinrichtung zum Applizieren eines bandförmigen Haftmittels sowie Beschichtungseinrichtung zum Beschichten plattenförmiger Werkstücke
DE102020129553A1 (de) 2020-11-10 2022-05-12 Ima Schelling Deutschland Gmbh Haftmittelauftragsvorrichtung, Kantenanleimmaschine und Verfahren zum Betrieb einer solchen

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1870977U (de) * 1962-11-14 1963-04-25 Josef Heim Kantenbeleimmaschine zum beleimen von linienartigen kanten an moebelteilen u. dgl.
EP0292813A2 (fr) * 1987-05-26 1988-11-30 REICH Spezialmaschinen GmbH Procédé et dispositif pour joindre des éléments latéraux aux parties frontales d'ouvrages en forme de plaque
ITBO20090751A1 (it) * 2009-11-18 2011-05-19 Biesse Spa Metodo per la bordatura di componenti di legno o simili
DE102013202938A1 (de) * 2013-02-22 2014-08-28 Homag Holzbearbeitungssysteme Gmbh Vorrichtung zum Beschichten von Werkstücken
WO2021018644A1 (fr) * 2019-07-29 2021-02-04 Ima Schelling Deutschland Gmbh Dispositif et procédé pour fixer de bandes de bord

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