WO2011117435A1 - Method for covering pieces for motor vehicle interiors with wood or similar products - Google Patents

Method for covering pieces for motor vehicle interiors with wood or similar products Download PDF

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Publication number
WO2011117435A1
WO2011117435A1 PCT/ES2011/000072 ES2011000072W WO2011117435A1 WO 2011117435 A1 WO2011117435 A1 WO 2011117435A1 ES 2011000072 W ES2011000072 W ES 2011000072W WO 2011117435 A1 WO2011117435 A1 WO 2011117435A1
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WO
WIPO (PCT)
Prior art keywords
wood
piece
blanket
similar products
motor vehicles
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Application number
PCT/ES2011/000072
Other languages
Spanish (es)
French (fr)
Inventor
Aurelio Dieguez Garcia
Original Assignee
Grant Products España, S.L.
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Publication date
Application filed by Grant Products España, S.L. filed Critical Grant Products España, S.L.
Publication of WO2011117435A1 publication Critical patent/WO2011117435A1/en

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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
    • B27D1/00—Joining wood veneer with any material; Forming articles thereby; Preparatory processing of surfaces to be joined, e.g. scoring
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D1/00—Steering controls, i.e. means for initiating a change of direction of the vehicle
    • B62D1/02—Steering controls, i.e. means for initiating a change of direction of the vehicle vehicle-mounted
    • B62D1/04—Hand wheels
    • B62D1/06—Rims, e.g. with heating means; Rim covers

Definitions

  • the present invention relates to a process or process for the manufacture of parts of parts that are to be located or assembled in their functional utility inside motor vehicles, particularly steering wheels, also being applicable
  • a consoles supports door trim arms and any interior decoration of the vehicle interior.
  • the object of the invention is to obtain steering wheels or internal trim of vehicles with an exterior finish similar to those made of wood but constructed with a support made of wood, sawdust or wood derivatives bonded or compacted by synthetic resins that act as hardener catalysts when compacted and catalyzed by pressure and heat.
  • the aforementioned support base acquires the intended appearance of wood, either by coloring the base itself or by gluing on it. a sheet of natural wood or imitation of low thickness or any other finish (carbon fibers, plastic films, textiles, etc.) and covering the entire surface of the base.
  • the manufactured parts involve organic wood waste with chemical additives endowed with low VOC values, and whose materials are 100% recyclable and totally biodegradable.
  • the new procedure that is pre-planned provides for the incorporation of a reinforcement piece, which may or may not be of the same material that is assembled or glued inside one or both cavities provides a guide for the perfect adjustment of the same and an internal reinforcement for the perfect subjection of the pieces, guaranteeing a Good assembly and clamping of the pieces.
  • the application of a special primer for sealing the pore is provided once the blanket or structure of base wood fibers is obtained that guarantees good moisture behavior eliminating the absorption of the same.
  • Figure 1. Shows, according to an exploded schematic representation, the different elements that participate in the process object of the invention.
  • Figure 2. Shows a view of the elements of figure 1 properly assembled.
  • the procedure begins by selecting or manufacturing the blanket or structure (1) composed of wood fibers, synthetic resins, or laminated or laminated textiles, in the thickness, measures and formats more appropriate depending on the final piece that you want to build by proceeding to position the template on the cavity of the pressing mold in accordance with the piece to be manufactured to then apply pressure and higher and lower temperature to the pressing molds on the blanket or structure of wood and fibers, thus obtaining a first piece.
  • the pressing speed will be variable according to the initial thickness of the blanket or structure of fibers and wood and according to the characteristics of the shape of the desired piece, establishing values that oscillate around an average of 45 mm / sec.
  • the novelty in the procedure is the incorporation of a reinforcement piece (3), of the same material or not, that assembled or glued inside one or both cavities providing a guide for the perfect adjustment of the same and an internal reinforcement for the perfect clamping of the parts (2- 2 '), given the great demands of the automobile sector in the field of chemical physical tests that evaluate the behavior of assembled parts with each other in the face of extreme changes in temperature and humidity, thus guaranteeing resistance to this type of tests where the coefficients of expansion and contraction of the different materials are determinants for the success of the test and the functionality of the piece and providing in the matter of security the guarantee of the good assembly and subjection of the parts.
  • the pressure between mold cavities will also be variable according to the initial thickness of the blanket or structure of wood fibers (1) and according to the desired final thickness in the finished piece, establishing values that oscillate around an average of 25 tons to be able to maximize the density per surface and closing the porosity to the maximum for avoid moisture absorption as much as possible.
  • the patent also provides for the finishing of the product made in accordance therewith by tinting the natural wood sheet or simile that constitutes the visible surface of the resulting piece.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Wood Science & Technology (AREA)
  • Forests & Forestry (AREA)
  • Dry Formation Of Fiberboard And The Like (AREA)

Abstract

The invention relates to the incorporation of a reinforcement piece in the process used to cover pieces for vehicle interiors, in order to produce a layer of wood fibers and natural resins having a thickness, size and shape suitable for the piece to be produced. The invention consists in positioning the pattern on the cavity of press molds corresponding to the piece to be manufactured and subsequently applying pressure to the top and bottom of the press molds, with or without steam, such that the reinforcement piece (3) serves as a guide for the perfect fitting of the pieces and provides an internal reinforcement for the perfect attachment of said pieces, ensuring the correct assembly and attachment of same. The method also includes a stage in which a special primer is applied for pore sealing once the wood-fiber layer or structure has been produced.

Description

PROCEDIMIENTO PARA EL RECUBRIMIENTO DE PIEZAS DE INTERIOR DE VEHÍCULOS AUTOMÓVILES CON MADERA O PROCEDURE FOR THE COATING OF INTERIOR PARTS OF MOTOR VEHICLES WITH WOOD OR
PRODUCTOS SIMILARES SIMILAR PRODUCTS
D E S C R I P C I Ó N OBJETO DE LA INVENCIÓN La presente invención se refiere a un procedimiento o proceso para la fabricación de piezas de piezas que hayan de estar situadas o ensambladas en su utilidad funcional en el interior de vehículos automóviles, particularmente volantes de dirección, siendo también aplicable a consolas apoya brazos embellecedores de las puertas y cualquier decoración interior del habitáculo del vehículo. DESCRIPTION OBJECT OF THE INVENTION The present invention relates to a process or process for the manufacture of parts of parts that are to be located or assembled in their functional utility inside motor vehicles, particularly steering wheels, also being applicable A consoles supports door trim arms and any interior decoration of the vehicle interior.
El objeto de la invención es obtener volantes de dirección o embellecedores internos de vehículos con un acabado exterior similar a los fabricados en madera pero construidos con un soporte hecho con restos de madera, aserrín o derivados de madera unidos o compactados por resinas sintéticas que actúan como catalizadores endurecedores al ser compactadas y catalizadas por presión y calor. The object of the invention is to obtain steering wheels or internal trim of vehicles with an exterior finish similar to those made of wood but constructed with a support made of wood, sawdust or wood derivatives bonded or compacted by synthetic resins that act as hardener catalysts when compacted and catalyzed by pressure and heat.
Además cabe destacar que la incorporación de tejidos platificados o films de bajo espesor en el medio de las capas de fibras de madera, resistentes a la temperatura le proporcionan a la base soporte, la resistencia y elasticidad necesarias para su perfecta conformación a la forma deseada. In addition, it should be noted that the incorporation of plated fabrics or films of low thickness in the middle of the layers of wood fibers, resistant to temperature provide the base support, the strength and elasticity necessary for its perfect conformation to the desired shape.
La mencionada base soporte llega a adquirir el aspecto pretendido de madera, bien por coloreado de la propia base o por encolado sobre esta de una lamina de madera natural o símil de poco espesor o cualquier otro acabado (fibras de carbono, films plásticos, textiles, etc ..) y que recubre la totalidad de la superficie de la base. The aforementioned support base acquires the intended appearance of wood, either by coloring the base itself or by gluing on it. a sheet of natural wood or imitation of low thickness or any other finish (carbon fibers, plastic films, textiles, etc.) and covering the entire surface of the base.
ANTECEDENTES DE LA INVENCIÓN BACKGROUND OF THE INVENTION
Hasta ahora, los procesos para la fabricación de piezas de interior de vehículos automóviles se verifican utilizando composiciones de una base de aluminio magnesio, plásticos, fibras epoxicas, poliuretanos, fibras de vidrio, resinas o bien empleando madera natural o símil totalmente sólida o mecanizada en laminas superpuestas, por consiguiente con materiales sensiblemente divergentes de lo que constituye el objeto del invento que se describe. Until now, the processes for the manufacture of interior parts of motor vehicles have been verified using compositions of a base of magnesium aluminum, plastics, epoxy fibers, polyurethanes, glass fibers, resins or using natural wood or fully solid or mechanized simile in overlapping sheets, therefore with materials substantially divergent from what constitutes the object of the invention described.
Para plantearse un proceso de fabricación de piezas a situar en el interior de los vehículos automóviles debe tenerse en cuenta los requerimientos exigibles a la industria del automóvil donde se exige que los componentes estén provistos en todo lo posible de un bajo peso que sean fácilmente ensamblables, que los costes de fabricación y los materiales que lo componen sean también los mas bajos posibles así como que los materiales en cuestión sean susceptibles de ser reciclados. In order to consider a manufacturing process for parts to be placed inside motor vehicles, the requirements demanded of the automobile industry must be taken into account, where it is required that the components be provided with as low weight as possible to be easily assembled, that the manufacturing costs and the materials that compose it are also the lowest possible as well as that the materials in question are likely to be recycled.
Así mismo los requerimientos en este sector prohiben cada vez más, la utilización de materias restringidas sólidas o volátiles que sean contaminantes del medio ambiente y que en su uso funcional ofrezcan resistencia a las ralladuras cambios climáticos extremos sin que su acabado exterior y funcionalidad se vean perturbados. Las nuevas demandas de absorción de energía para la protección de los ocupantes requieren además de eficacia que las piezas del interior del automóvil no se rompan o se suelten evitando que puedan ofrecer partes con aristas que sean la causa de lesiones a los ocupantes del vehículo. Likewise, the requirements in this sector increasingly prohibit the use of solid or volatile restricted materials that are polluting of the environment and that in their functional use offer resistance to scratches extreme climatic changes without their exterior finish and functionality being disturbed . The new demands of energy absorption for the protection of the occupants also require efficiency that the parts of the interior of the car do not break or are released avoiding that they can offer parts with edges that are the cause of injuries to the occupants of the vehicle.
Tratando de obviar este problema, el propio solicitante es titular de la patente de invención P200102227, en la que se describe un procedimiento para el recubrimiento de piezas de interior de vehículos de automóviles con madera o productos similares que comprende inicialmente la selección de una manta de fibra de madera y resinas naturales con espesor, medidas y formato adecuados a la pieza que se desee obtener, posicionándose la plantilla sobre la cavidad de unos moldes de prensado acordes con la propia pieza a fabricar, aplicándose seguidamente presión superior e inferior a los moldes de prensado sobre la manta de madera y fibras con velocidad, presión y temperaturas en cada cavidad de los moldes variables según el espesor inicial de la manta de fibra y madera y las características de la pieza deseada, así como con adición o no de vapor de agua, verificándose un acabado final de la superficie de la pieza mediante un tintado de la manta de fibras o con aplicación sobre la misma de láminas de madera natural o símil de diferentes espesores, con aplicación de adhesivos y con un tintado de la lámina superficie visible de la pieza. Trying to obviate this problem, the applicant himself is the holder of the invention patent P200102227, which describes a procedure for coating interior parts of automobile vehicles with wood or similar products that initially comprises the selection of a blanket of wood fiber and natural resins with thickness, measures and format appropriate to the piece you want to obtain, placing the template on the cavity of some pressing molds according to the piece to be manufactured, then applying higher and lower pressure to the molds of Pressed on the wood and fiber blanket with speed, pressure and temperatures in each cavity of the variable molds according to the initial thickness of the fiber and wood blanket and the characteristics of the desired piece, as well as with the addition or not of water vapor , verifying a final finish of the surface of the piece by dyeing the blanket of fibers or with application on the same as natural wood sheets or similar thicknesses, with application of adhesives and with a tinting of the sheet visible surface of the piece.
Con dicho procedimiento las piezas fabricadas comportan residuos orgánicos de madera con añadidos químicos dotados de bajos valores VOC, y cuyos materiales son reciclables al 100% y totalmente biodegradables. With this procedure the manufactured parts involve organic wood waste with chemical additives endowed with low VOC values, and whose materials are 100% recyclable and totally biodegradable.
Dicho procedimiento hace innecesarios mecanizados posteriores de las piezas una vez conformadas, cuya conformación puede realizarse en un proceso único simple para soporte de raíz por presión, temperatura y vapor de agua o bien mediante un proceso automático del soporte-raíz. Por último, el citado procedimiento aporta ventajas funcionales y mecánicas derivadas del bajo peso que comportan las piezas construidas, menor que si fueran fabricadas en madera entera o aluminio, no dando lugar a astülamientos en situaciones de impacto, lo que evita posibles heridas a ocupantes por aristas de las piezas, absorbe energía, absorbe energía, aporta un tacto cálido y suave la superpie de raíz, cualidad de singular importancia en fabricación de volantes de dirección, no absorbe humedad como los fabricados de madera cosa muy importante en ensayos de humedad y las piezas obtenidas por este procedimiento comportan baja densidad equilibrio resistencia y ductilidad. Said process makes subsequent machining of the pieces once formed unnecessary, whose conformation can be carried out in a simple single process for root support by pressure, temperature and water vapor or by an automatic root support process. Finally, the aforementioned procedure provides functional and mechanical advantages derived from the low weight of the built parts, less than if they were made of whole wood or aluminum, not giving rise to astülamientos in impact situations, which avoids possible injuries to occupants by edges of the pieces, absorbs energy, absorbs energy, provides a warm and soft touch to the root surface, quality of singular importance in the manufacture of steering wheels, does not absorb moisture like those made of wood very important thing in moisture tests and Parts obtained by this procedure involve low density balance resistance and ductility.
Si bien mediante dicho procedimiento se soluciona perfectamente la problemática anteriormente expuesta, sería deseable que las piezas obtenidas tuvieran un mejor comportamiento ante cambios extremos de temperatura y humedad. Although the above-mentioned problem is perfectly solved by this procedure, it would be desirable for the pieces obtained to have a better performance in the face of extreme changes in temperature and humidity.
DESCRIPCIÓN DE LA INVENCIÓN El procedimiento que la invención propone resuelve de forma plenamente satisfactoria la problemática anteriormente expuesta, garantizando la resistencia a ensayos en los que se produzcan cambios extremos de temperatura y humedad, donde los coeficientes de expansión y contracción de los distintos materiales son determinantes para el éxito del ensayo y la funcionalidad de la pieza, proporcionando en materia de seguridad la garantía del buen ensamblaje y sujeción de las partes. DESCRIPTION OF THE INVENTION The procedure proposed by the invention solves in a fully satisfactory manner the problem set forth above, guaranteeing resistance to tests in which extreme changes in temperature and humidity occur, where the coefficients of expansion and contraction of the different materials are decisive. for the success of the test and the functionality of the piece, providing in security matters the guarantee of the good assembly and clamping of the parts.
Para ello, y a partir del procedimiento descrito en la patente P200102227, el nuevo procedimiento que se precomza prevé la incorporación de una pieza de refuerzo, que puede o no ser del mismo material que ensamblada o pegada en el interior de una o ambas cavidades proporciona un guiado para el perfecto ajuste de las mismas y un refuerzo interno para la perfecta sujeción de las piezas, garantizando un buen ensamblaje y sujeción de las piezas. For this, and from the procedure described in the patent P200102227, the new procedure that is pre-planned provides for the incorporation of a reinforcement piece, which may or may not be of the same material that is assembled or glued inside one or both cavities provides a guide for the perfect adjustment of the same and an internal reinforcement for the perfect subjection of the pieces, guaranteeing a Good assembly and clamping of the pieces.
De acuerdo con otra de las características de la invención, se ha previsto la aplicación de una imprimación especial para el sellado del poro una vez obtenida la manta o estructura de fibras de madera base que garantice un buen comportamiento a la humedad eliminando la absorción de la misma. According to another of the characteristics of the invention, the application of a special primer for sealing the pore is provided once the blanket or structure of base wood fibers is obtained that guarantees good moisture behavior eliminating the absorption of the same.
DESCRIPCIÓN DE LOS DIBUJOS Para complementar la descripción que se está realizando y con objeto de ayudar a una mejor comprensión de las características del invento, de acuerdo con un ejemplo preferente de realización práctica del mismo, se acompaña como parte integrante de dicha descripción, un juego de dibujos en donde con carácter ilustrativo y no limitativo, se ha representado lo siguiente: DESCRIPTION OF THE DRAWINGS To complement the description that is being made and in order to help a better understanding of the features of the invention, according to a preferred example of practical realization thereof, a set is attached as an integral part of said description. of drawings where illustrative and not limiting, the following has been represented:
La figura 1.- Muestra, según una representación esquemática en explosión, los diferentes elementos que participan en el procedimiento objeto de la invención. La figura 2.- Muestra una vista de los elementos de la figura 1 debidamente montados. Figure 1.- Shows, according to an exploded schematic representation, the different elements that participate in the process object of the invention. Figure 2.- Shows a view of the elements of figure 1 properly assembled.
REALIZACIÓN PREFERENTE DE LA INVENCIÓN PREFERRED EMBODIMENT OF THE INVENTION
De acuerdo con un ejemplo de realización, el procedimiento se inicia mediante la selección o fabricación de la manta o estructura (1) compuesta por fibras de madera ,resinas sintéticas, y o laminas o textiles plastificadas, en el espesor, medidas y formatos mas adecuados en función de la pieza final que se desee construir procediéndose a posicionar la plantilla sobre la cavidad del molde de prensado acorde con la propia pieza a fabricar para seguidamente aplicar presión y temperatura superior e inferior a los moldes de prensado sobre la manta o estructura de madera y fibras con lo que obtiene una primera pieza. La velocidad de prensado será variable según el espesor inicial de la manta o estructura de fibras y madera y según las características de la forma de la pieza deseada estableciéndose unos valores que oscilan alrededor de una media de 45 mm/seg. According to an embodiment example, the procedure is It begins by selecting or manufacturing the blanket or structure (1) composed of wood fibers, synthetic resins, or laminated or laminated textiles, in the thickness, measures and formats more appropriate depending on the final piece that you want to build by proceeding to position the template on the cavity of the pressing mold in accordance with the piece to be manufactured to then apply pressure and higher and lower temperature to the pressing molds on the blanket or structure of wood and fibers, thus obtaining a first piece. The pressing speed will be variable according to the initial thickness of the blanket or structure of fibers and wood and according to the characteristics of the shape of the desired piece, establishing values that oscillate around an average of 45 mm / sec.
La novedad en el procedimiento es la incorporación de una pieza refuerzo (3), del mismo material o no, que ensamblada o pegada en el interior de una o ambas cavidades proporcionando un guiado para el perfecto ajuste de las mismas y un refuerzo interno para la perfecta sujeción de las piezas (2- 2'), dadas la grandes exigencias del sector del automóvil en materia de ensayos físico químicos que evalúan el comportamiento de piezas ensambladas entre sí ante cambios extremos de temperatura y humedad, garantizando de esta forma la resistencia a este tipo de ensayos donde los coeficientes de expansión y contracción de los distintos materiales son determinantes para el éxito del ensayo y la funcionalidad de la pieza y proporcionando en materia de seguridad la garantía del buen ensamblaje y sujeción de las partes. The novelty in the procedure is the incorporation of a reinforcement piece (3), of the same material or not, that assembled or glued inside one or both cavities providing a guide for the perfect adjustment of the same and an internal reinforcement for the perfect clamping of the parts (2- 2 '), given the great demands of the automobile sector in the field of chemical physical tests that evaluate the behavior of assembled parts with each other in the face of extreme changes in temperature and humidity, thus guaranteeing resistance to this type of tests where the coefficients of expansion and contraction of the different materials are determinants for the success of the test and the functionality of the piece and providing in the matter of security the guarantee of the good assembly and subjection of the parts.
La presión entre cavidades del molde también será variable según el espesor inicial de la propia manta o estructura de fibras de madera (1) y según el espesor final deseado en la pieza acabada, estableciéndose valores que oscilan alrededor de una media de 25 toneladas para poder aumentar al máximo la densidad por superficie y cerrando la porosidad al máximo para evitar en la medida de lo posible la absorción de humedad. The pressure between mold cavities will also be variable according to the initial thickness of the blanket or structure of wood fibers (1) and according to the desired final thickness in the finished piece, establishing values that oscillate around an average of 25 tons to be able to maximize the density per surface and closing the porosity to the maximum for avoid moisture absorption as much as possible.
Es de destacar que durante la fase de prensado se disponga de una temperatura igual o diferente entre las cavidades inferior y superior del molde de prensado, dependiendo dicha diferencia de temperaturas de la forma espesor o acabado final deseado a la pieza que se desea construir, estableciéndose un rango de temperaturas que puede variar entre 50 y 270 grados centígrados, pudiéndose aplicar o no vapor de agua. Una vez obtenida la manta o estructura de fibras de madera base el procedimiento continua con la aplicación de una imprimación especial para el sellado del poro que garantice un buen comportamiento a la humedad eliminando la absorción de la misma, continuando el procedimiento con el acabado final de la superficie de la pieza lo que se verifica mediante un tintado de la misma manta o estructura bien el proceso previo al prensado o una vez que adopta la forma aplicada tras dicho prensado aplicándose este tintado mediante inmersión aerografía deposición o mediante proyección de materiales tintados volátiles en suspensión. El procedimiento prevé el acabado de la pieza mediante superposición o aplicación sobre la manta o estructura de fibras de madera de láminas de madera natural o símil de diferentes espesores, realizándose la mencionada aplicación conjuntamente en el proceso de prensado, es decir, sometiendo a la acción de la prensa simultáneamente la manta o estructura de fibras de madera natural o símil de recubrimiento asegurando la perfecta homogenización entre manta o estructura y lámina con la aplicación de adhesivos sintéticas, químicos, o mezcla de ambos. Sólidos o líquidos. Aplicados manualmente o mecánicamente a la lámina de madera natural (2- 2') o símil de diferentes espesores o a la manta o estructura de fibras de madera y resinas sintéticas. También se ha previsto en el procedimiento la posibilidad de que una vez prensada la manta o estructura de fibras de madera y resinas (1), se acondicionen sobre ella la lámina de madera natural (2) o símil, bien prensando sobre la misma o bien con un prensado independiente de los respectivos cuerpos que seguidamente se compactan mediante pegado conveniente. It is noteworthy that during the pressing phase an equal or different temperature is available between the lower and upper cavities of the pressing mold, said temperature difference depending on the desired thickness or final finish form to the piece to be built, establishing a range of temperatures that can vary between 50 and 270 degrees Celsius, being able to apply or not water vapor. Once the blanket or structure of base wood fibers is obtained, the procedure continues with the application of a special primer for the sealing of the pore that guarantees a good moisture behavior eliminating its absorption, continuing the procedure with the final finishing of the surface of the piece, which is verified by dyeing the same blanket or structure, either the process prior to pressing or once it adopts the form applied after said pressing, this tinting is applied by immersion, airbrush deposition or by projecting volatile dyed materials suspension. The procedure foresees the finishing of the piece by superposition or application on the blanket or structure of wood fibers of sheets of natural wood or simile of different thicknesses, the mentioned application being carried out jointly in the pressing process, that is, subjecting to the action of the press simultaneously the blanket or structure of natural wood fibers or coating simulation ensuring the perfect homogenization between blanket or structure and sheet with the application of synthetic, chemical adhesives, or mixture of both. Solids or liquids Applied manually or mechanically to the natural wood sheet (2- 2 ') or simile of different thicknesses or to the blanket or structure of wood fibers and synthetic resins. It is also foreseen in the procedure the possibility that once the blanket or structure of wood fibers and resins (1) is pressed, the natural wood sheet (2) or simile is conditioned on it, either by pressing on it or else with an independent pressing of the respective bodies that are then compacted by convenient gluing.
En fase de tenninación del procedimiento la patente también prevé el acabado del producto realizado con arreglo a la misma mediante un tintado de la lámina de madera natural o símil que constituye la superficie visible de la pieza resultante. In the process of tennination of the process, the patent also provides for the finishing of the product made in accordance therewith by tinting the natural wood sheet or simile that constitutes the visible surface of the resulting piece.
Finalmente, se contempla también un terminado de las piezas compuesto por un recubrimiento superficial con un material protector coloreado, transparente, transparente-coloreado, brillante o mate, o con todo tipo de barnices o pinturas, aplicados manual o mecánicamente por inmersión, proyección o deposición de partículas sólidas, volátiles o en suspensión. Finally, it is also contemplated a finishing of the pieces composed of a surface coating with a colored, transparent, transparent-colored, glossy or matt protective material, or with all types of varnishes or paints, applied manually or mechanically by immersion, projection or deposition of solid, volatile or suspended particles.

Claims

R E I V I N D I C A C I O N E S R E I V I N D I C A C I O N E S
Ia.- Procedimiento para el recubrimiento de piezas de interior de vehículos automóviles con madera o productos similares, que siendo del tipo de los que comprende inicialmente la selección de una manta de fibra de madera y resinas naturales con espesor, medidas y formato adecuados a la pieza que se desee obtener, posicionándose la plantilla sobre la cavidad de unos moldes de prensado acordes con la propia pieza a fabricar, aplicándose seguidamente presión superior e inferior a los moldes de prensado sobre la manta de madera y fibras con velocidad, presión y temperaturas en cada cavidad de los moldes variables según el espesor inicial de la manta de fibra y madera y las características de la pieza deseada, así como con adición o no de vapor de agua, verificándose un acabado final de la superficie de la pieza mediante un tintado de la manta de fibras o con aplicación sobre la misma de láminas de madera natural o símil de diferentes espesores, con aplicación de adhesivos y con un tintado de la lámina superficie visible de la pieza., caracterizado porque en dicho proceso se ha previsto la incorporación, se caracteriza porque en el mismo se ha previsto una fase intermedia en la que se incorpora una pieza de refuerzo (3), ensamblada o pegada en el interior de una o ambas cavidades proporcionando un guiado para el perfecto ajuste de las mismas y un refuerzo interno para la perfecta sujeción de las piezas (2- 2')· I a .- Procedure for coating interior parts of motor vehicles with wood or similar products, which being of the type that initially includes the selection of a blanket of wood fiber and natural resins with thickness, measures and format appropriate to the piece you want to obtain, positioning the template on the cavity of some pressing molds according to the piece to be manufactured, then applying higher and lower pressure to the pressing molds on the wood and fiber blanket with speed, pressure and temperatures in each cavity of the variable molds according to the initial thickness of the fiber and wood blanket and the characteristics of the desired piece, as well as with the addition or not of water vapor, verifying a final finish of the surface of the piece by tinting of the fiber blanket or with application on it of natural wood sheets or simile of different thicknesses, with adhesive application and with a tinting of the sheet visible surface of the piece., characterized in that in said process the incorporation has been foreseen, it is characterized in that an intermediate phase is provided therein in which a reinforcement piece (3) is incorporated, assembled or glued inside one or both cavities providing a guide for the perfect adjustment of the same and an internal reinforcement for the perfect clamping of the pieces (2- 2 ') ·
2a.- Procedimiento para el recubrimiento de piezas de interior de vehículos automóviles con madera o productos similares, según reivindicación Ia, caracterizado porque en el proceso se incluye una fase de aplicación de una imprimación especial para el sellado del poro una vez obtenida la manta o estructura de fibras de madera base que garantice un buen comportamiento a la humedad eliminando la absorción de la misma. 3a.- Procedimiento para el recubrimiento de piezas de interior de vehículos automóviles con madera o productos similares, según reivindicación Ia, caracterizado porque en el proceso de prensado se ha previsto establecer unos valores de velocidad de prensado que oscilan alrededor de una media de 45 mm/s, así como una presión entre cavidades de los moldes, variables en función de la pieza, que oscila alrededor de una media de 25 toneladas. 4a.- Procedimiento para el recubrimiento de piezas de interior de vehículos automóviles con madera o productos similares, según reivindicación Ia, caracterizado porque las cavidades superior e inferior del molde de prensado son susceptibles de ser sometidas a igual o diferente temperatura, en ftmción de la forma, aspecto y acabado final deseado para la pieza a construir, estableciéndose el rango de temperaturas comprendido entre 50 y 270°C. 2 .- A method for coating interior parts of motor vehicles with wood or similar products, according to claim I, wherein in the process a phase of applying a special primer for sealing pore included after obtaining blanket or structure of base wood fibers that guarantees a good moisture behavior eliminating its absorption. 3 .- A method for coating interior parts of motor vehicles with wood or similar products, according to claim I to, wherein the pressing process is provided to set values of pressing speed that oscillate around a mean of 45 mm / s, as well as a pressure between mold cavities, variable depending on the piece, which oscillates around an average of 25 tons. 4 .- A method for coating interior parts of motor vehicles with wood or similar products, according to claim I, wherein the upper and lower pressing mold cavities are likely to be subject to the same or different temperature, in ftmción of the desired shape, appearance and final finish for the piece to be constructed, establishing the temperature range between 50 and 270 ° C.
5a.- Procedimiento para el recubrimiento de piezas de interior de vehículos automóviles con madera o productos similares, según reivindicaciones anteriores, caracterizado porque como fase terminal del mismo y con carácter opcional se ha previsto el acabado del producto mediante un simple tintado de la lámina de madera natural o recubrimiento (2) utilizado, que constituye la superficie visible de la pieza resultante, o bien la adición de un recubrimiento especial (3) con un material protector coloreado, transparente, transparente-coloreado, brillante o mate, o con cualquier tipo de barniz o pintura, aplicado por cualquier medio convencional. 5 .- A method for coating interior parts of motor vehicles with wood or similar products, according to previous claims, characterized in that as terminal phase thereof and optional is provided the finished product by simple staining of the sheet of natural wood or coating (2) used, which constitutes the visible surface of the resulting piece, or the addition of a special coating (3) with a colored, transparent, transparent-colored, glossy or matt protective material, or with any type of varnish or paint, applied by any conventional means.
PCT/ES2011/000072 2010-03-23 2011-03-14 Method for covering pieces for motor vehicle interiors with wood or similar products WO2011117435A1 (en)

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ESP201000381 2010-03-23
ES201000381A ES2365428B1 (en) 2010-03-23 2010-03-23 PROCEDURE FOR THE COATING OF INTERIOR PARTS OF AUTOMOBILE VEHICLES WITH WOOD OR SIMILAR PRODUCTS.

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001113621A (en) * 1999-10-20 2001-04-24 Yamaha Corp Composite molded article, steering wheel, and production method therefor
US20030089192A1 (en) * 2001-10-23 2003-05-15 Yasumasa Shimizu Steering wheel and manufacturing method therefor
ES2200649A1 (en) * 2001-10-05 2004-03-01 Garcia Aurelio Dieguez A procedure for covering inside parts of motor vehicles with wood or similar products. (Machine-translation by Google Translate, not legally binding)
EP1442957A1 (en) * 2003-01-30 2004-08-04 Breed Automotive Technology, Inc. Steering wheel with thermoplastic composites

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001113621A (en) * 1999-10-20 2001-04-24 Yamaha Corp Composite molded article, steering wheel, and production method therefor
ES2200649A1 (en) * 2001-10-05 2004-03-01 Garcia Aurelio Dieguez A procedure for covering inside parts of motor vehicles with wood or similar products. (Machine-translation by Google Translate, not legally binding)
US20030089192A1 (en) * 2001-10-23 2003-05-15 Yasumasa Shimizu Steering wheel and manufacturing method therefor
EP1442957A1 (en) * 2003-01-30 2004-08-04 Breed Automotive Technology, Inc. Steering wheel with thermoplastic composites

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
DATABASE WPI Derwent World Patents Index; AN 2001-378272 *

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ES2365428B1 (en) 2012-09-14

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