WO2019064330A1 - Composant décoratif extérieur et procédé de fabrication d'un composant décoratif extérieur - Google Patents

Composant décoratif extérieur et procédé de fabrication d'un composant décoratif extérieur Download PDF

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Publication number
WO2019064330A1
WO2019064330A1 PCT/JP2017/034668 JP2017034668W WO2019064330A1 WO 2019064330 A1 WO2019064330 A1 WO 2019064330A1 JP 2017034668 W JP2017034668 W JP 2017034668W WO 2019064330 A1 WO2019064330 A1 WO 2019064330A1
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WO
WIPO (PCT)
Prior art keywords
main surface
decorative
groove
exterior
design layer
Prior art date
Application number
PCT/JP2017/034668
Other languages
English (en)
Japanese (ja)
Inventor
大樹 伊藤
万由子 村尾
Original Assignee
河西工業株式会社
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 河西工業株式会社 filed Critical 河西工業株式会社
Priority to PCT/JP2017/034668 priority Critical patent/WO2019064330A1/fr
Publication of WO2019064330A1 publication Critical patent/WO2019064330A1/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/16—Making multilayered or multicoloured articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R13/00—Elements for body-finishing, identifying, or decorating; Arrangements or adaptations for advertising purposes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R19/00—Wheel guards; Radiator guards, e.g. grilles; Obstruction removers; Fittings damping bouncing force in collisions
    • B60R19/52—Radiator or grille guards ; Radiator grilles
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/03—Details of HF subsystems specially adapted therefor, e.g. common to transmitter and receiver
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/42—Housings not intimately mechanically associated with radiating elements, e.g. radome

Definitions

  • the present invention relates to an exterior decorative component having radio wave transparency and a method of manufacturing the same, which constitutes an outer design of a vehicle.
  • the exterior decorative component is suitable as a radar cover of a radar device provided on the back surface of the external decorative component.
  • a radio wave radar in particular a millimeter wave radio wave radar, is known as an example of a sensor for detecting an object used in this kind of vehicle support system.
  • the millimeter wave radio radar is a radar using a millimeter wave having a frequency of 30 GHz to 300 GHz and a wavelength of 1 nm to 10 nm.
  • the millimeter wave radio radar transmits radio waves from a transmitter and receives radio waves reflected by an object to measure the distance to the object and the relative velocity with the object.
  • the millimeter wave radar When installing the millimeter wave radar on the vehicle body, it is necessary to provide an opening at the relevant position of the vehicle body in order to ensure radio wave transparency, or to provide a radar cover designed so as not to impede radio wave transmission.
  • a millimeter wave radio radar is provided at the center of the front grille to detect an object in front
  • both the resin member of the front grille having the uneven shape and the chromium plating generally used for exterior decoration are radio waves.
  • the radar cover provided at the relevant position requires a design having both radio wave transparency and design.
  • Patent Document 1 discloses a radio wave transmission cover provided on a front grille which is an exterior part for a vehicle.
  • This radio wave transmission cover is composed of a transparent resin layer, a base material layer, and a decorating material layer, and the decorating material layer contains a bright piece.
  • Patent Document 2 discloses a radome for radar provided on a front grille which is an exterior part for a vehicle.
  • the radome is composed of a transparent member, a bright member, and a base member.
  • the base resin is provided on the entire surface so as to face the radar, so the plate thickness of the entire product increases and the radio wave transmittance decreases.
  • the amount of resin used may increase by the amount of use of the base resin, and the product weight and cost may increase.
  • accurate alignment between the film and the mold is required, and dedicated equipment is required.
  • the present invention has been made in view of such circumstances, and an object thereof is to provide an exterior decorative component capable of improving radio wave transmittance and reducing product weight and cost, and a method of manufacturing the same. It is.
  • the first invention provides an exterior decorative part having radio wave transparency, as well as constituting an outer design of a vehicle.
  • This exterior decorative component has a cover resin including a first main surface facing the vehicle outer side and a second main surface provided with a concave groove, and a decorative structure disposed inside the groove; It has an adhesive layer provided between the groove portion of the second main surface and the decorative structure, and a colored design layer provided on the second main surface side of the cover resin and covering the entire surface of the second main surface.
  • the decorative structure has a decorative body having a convex shape corresponding to the concave shape of the groove and a metallic design layer provided on the convex surface of the decorative body.
  • the flange part protruded to the side is provided in all or one part of the peripheral part of cover resin.
  • the end face of the decorative body exposed to the second main surface side is flush with the second main surface
  • the colored design layer includes the base end face of the decorative body, It is preferable to cover the entire surface of the main surface.
  • the flange portion preferably functions as a bracket for attaching the exterior component.
  • the first invention is disposed in front of a radio wave radar that performs at least one of transmission and reception of radio waves in order to detect an object around the vehicle.
  • the decorative structure is preferably provided corresponding to the appearance of the mark of the vehicle.
  • the second aspect of the present invention provides a method of manufacturing an exterior decorative part having radio wave transparency, as well as constituting an outer design of a vehicle.
  • the method of manufacturing the exterior decorative component corresponds to a cover resin including a first main surface facing the vehicle outer side and a second main surface provided with a concave groove, and a concave shape of the groove of the second main surface.
  • the first step of forming a decorative body having a convex shape by injection molding using a synthetic resin, and covering the convex surface of the decorative body with a transfer film in which a metal material is vapor-deposited on a carrier film Removing at least one of the second step of transferring the metallic design layer to the convex surface of the decorative body to form the decorative structure, and at least one of the concave surface of the groove portion of the second main surface and the convex surface of the decorative structure;
  • An adhesive is applied to form an adhesive layer, and then a decorative structure is disposed inside the groove, and a third step of bonding the decorative structure to
  • the third aspect of the present invention provides a method of manufacturing an exterior decorative part having radio wave transparency, as well as constituting an outer design of a vehicle.
  • the second step of transferring the metallic design layer to the convex surface of the decorated body to form the decorated structure by removing the carrier film after covering the convex surface, and on the metal design layer side of the decorated structure The third step of forming the adhesive layer, and the decorative structure having the adhesive layer formed thereon is disposed in a mold and insert molding is performed using a synthetic resin to face the first main surface facing the vehicle outer side It has the 4th process of forming a cover resin in the state where the decoration structure was embedded in the 2nd main surface, and the 5th process of forming a colored design layer so that the whole surface of the 2nd main surface may be covered. ing.
  • the cover resin formed in the fourth step includes a flange portion that protrudes laterally to all or part of the peripheral portion.
  • FIG. 1 is a front view schematically showing an emblem according to the first embodiment.
  • FIG. 2 is a cross-sectional view of the emblem shown in FIG.
  • FIG. 3 is explanatory drawing which shows the manufacturing method of the emblem which concerns on 1st Embodiment.
  • FIG. 4 is an explanatory view showing the details of the second step.
  • FIG. 5 is explanatory drawing which shows the manufacturing method of the emblem which concerns on 2nd Embodiment.
  • FIG. 1 is a front view schematically showing an emblem 1 according to the present embodiment.
  • FIG. 2 is a cross-sectional view of the emblem 1 shown in FIG. In FIG. 2, for convenience of explanation, the front grill 50 and the radio wave radar 60 are also depicted.
  • the emblem 1 of the vehicle is a component in which the mark of the vehicle is designed to be metallic, and is provided at the center of the front grill 50 which is an exterior component that constitutes the outer design of the vehicle.
  • the radio wave radar 60 is mounted inside the front grille 50, and the emblem 1 is disposed in front of the radio wave radar 60.
  • the radio wave radar 60 transmits and receives radio waves (for example, millimeter waves) in order to detect an object around the vehicle (forward in this embodiment).
  • the emblem 1 when the emblem 1 is functionally grasped, the emblem 1 is configured by the pattern portion P and the light shielding portion S.
  • the pattern portion P has an appearance corresponding to the mark of the vehicle and has a metallic luster.
  • the light shielding portion S is a portion other than the pattern portion P in the emblem 1 and has a light shielding property.
  • the light shielding portion S contrasts with the pattern portion P to impart designability, and suppresses the radio radar 60 existing behind the emblem 1 from being viewed from the outside.
  • the emblem 1 is required to have both a design with metallic luster representing a mark and radio wave transparency.
  • the emblem 1 is composed of a cover resin 2, an adhesive layer 3, a decorative structure 4, and a colored design layer 7.
  • the cover resin 2 is a member located on the outermost side of the vehicle in the emblem 1 and serving as a cover.
  • the cover resin 2 is a plate-like member edged to a desired shape such as a rectangle or an oval.
  • the cover resin 2 is colorless and transparent.
  • the cover resin 2 is formed of a transparent resin material having a low relative dielectric constant, such as PC (polycarbonate).
  • PC polycarbonate
  • the cover resin 2 may be colored and transparent, colorless and translucent, and colored and translucent as long as the visibility of the decorative structure 4 is not affected.
  • the cover resin 2 includes a first main surface 2a facing the vehicle outer side, and a second main surface 2b facing the first main surface 2a.
  • the second main surface 2 b is provided with a concave groove 20.
  • the peripheral edge portion 2c of the cover resin 2 is provided with a flange portion 21 which protrudes to the side.
  • the flange portion 21 is provided on the whole of the peripheral portion 2c in the example shown in FIG. 1, but may be provided on a part of the peripheral portion 2c.
  • the flange portion 21 is formed to be flush with the second main surface 2 b with a thickness smaller than the thickness of the cover resin 2 (the distance between the first main surface 2 a and the second main surface 2 b). .
  • the flange portion 21 functions as a mounting bracket for the front grille 50.
  • the adhesive layer 3 is provided on the concave surface of the groove 20 of the second major surface 2 b.
  • the adhesive layer 3 adheres the concave surface of the groove portion 20 to the decorative structure 4 (a metal design layer 6 described later).
  • a material having transparency and radio wave transparency is selected for the adhesive layer 3.
  • the adhesive layer 3 may be colored and transparent, colorless and translucent, and colored and translucent as long as the visibility of the decorative structure 4 is not affected.
  • the decorative structure 4 is disposed inside the groove 20 and is bonded to the concave surface of the groove 20 by the adhesive layer 3.
  • the shape of the decorative structure 4 corresponds to the shape of the pattern portion P.
  • the decorative structure 4 mainly includes a decorative body 5 and a metallic design layer 6.
  • the decorative body 5 has a convex shape corresponding to the concave shape of the groove 20.
  • the concave shape of the groove 20 and the convex shape of the decorative body 5 are in a complementary relationship.
  • the decorative body 5 includes a convex surface 5 a facing the concave surface of the groove 20 and an end surface 5 c exposed to the second main surface 2 b side.
  • the end face 5c of the decorative body 5 is flush with the second main surface 2b.
  • the decorative body 5 is formed of PC (polycarbonate).
  • the decorative body 5 may be a resin material having a dielectric constant equivalent to that of the cover resin 2, such as, for example, AES (acrylonitrile-ethylene-styrene copolymer).
  • the metallic design layer 6 is provided on the convex surface 5 a of the decorative body 5.
  • the metallic design layer 6 is visually recognized as the design portion P in a front view of the emblem 1.
  • the metallic design layer 6 imparts metallic glitter to the convex surface 5 a of the decorative body 5 and is formed by vapor deposition using a metal.
  • the metal design layer 6 uses a metal (e.g., indium) which is vapor-deposited with an island shape while having sufficient metal gloss and design. According to the metal design layer 6, since radio waves can be transmitted between the separated metals, radio wave transparency is provided.
  • the metallic design layer 6 may be a metal other than indium, such as tin or gold.
  • the metallic design layer 6 is not directly deposited on the decorative body 5 but is formed by transferring the layer deposited on a film to the convex surface 5a. It is a thing.
  • the decorative structure 4 is mainly composed of the decorative body 5 and the metallic design layer 6, and on the convex surface 5 a of the decorative body 5, an adhesive layer laminated on a film, coloring A paint layer, a metal deposition layer (corresponding to the metal design layer 6), a protective layer, etc. may be transferred.
  • the colored design layer 7 is provided on the second main surface 2 b side of the cover resin 2.
  • the colored design layer 7 includes the end face 5 c of the decorative body 5 and covers the entire surface of the second main surface 2 b.
  • the colored design layer 7 is visually recognized as the light shielding portion S in a front view of the emblem 1.
  • the colored design layer 7 designs the emblem 1 through the color imparted to the colored design layer 7 and has a function of restricting the transmission of light.
  • the colored design layer 7 is formed of a material having radio wave transparency and light shielding properties.
  • the colored design layer 7 is made of a black light shielding film, a black paint, or the like.
  • the colored design layer 7 is not limited to black and may be colored to make a desired design.
  • FIG. 3 is an explanatory view showing a method of manufacturing the emblem 1 according to the present embodiment.
  • the cover resin 2 and the decorative body 5 are formed (FIG. 3A).
  • the cover resin 2 and the decorative body 5 are formed by injection molding using a molding die using a synthetic resin.
  • a synthetic resin material a transparent resin material having a low relative dielectric constant, such as PC (polycarbonate) is used.
  • the cover resin 2 including the first main surface 2a facing the vehicle outer side and the second main surface 2b opposite to the first main surface 2a and provided with the recessed groove 20 is formed.
  • a decorative body 5 having a convex shape corresponding to the concave shape of the groove portion 20 of the second main surface 2b is formed.
  • the decorative body 5 includes a convex surface 5a and an end surface 5c.
  • the decorative structure 4 in which the metallic design layer 6 is formed on the convex surface 5 a of the decorative body 5 is formed.
  • This second step comprises the pre-process (FIG. 3 (b)) of covering the convex surface 5a of the decorative body 5 with the transfer film 40 and the post-process (FIG. 3 (c)) of removing the transfer film 40. Be done.
  • the transfer film 40 is a carrier film 41 on which a metal design layer 6 is formed by metal vapor deposition.
  • the metal design layer 6 is formed of a material that forms a sea-island structure in which metal becomes an island by vapor deposition, for example, indium.
  • the transfer film 40 has a laminated structure in which each layer is laminated on the carrier film 41 in the order of the peeling layer to be peeled together with the carrier film 41, the protective layer, the metallic design layer 6, the colored layer, and the adhesive layer. Good.
  • FIG. 4 is an explanatory view showing the details of the second step (preceding step).
  • This pre-process is performed using the coating apparatus 100.
  • the coating apparatus 100 mainly includes an upper chamber 110 in which the lower surface is open and the heater 120 disposed therein, and a lower chamber 130 in which the upper surface is open and the target product, ie, the decorative body 5 is disposed. Is configured.
  • the decorative body 5 is placed on the table 140 in the lower chamber 130. At this time, the decorative body 5 is placed so that the end face 5 c faces the table 140.
  • the transfer film 40 is placed so as to cover the opening of the upper surface of the lower chamber 130. At this time, the transfer film 40 is supported by the flange 131 of the lower chamber 130. In this state, the upper chamber 110 is lowered to close the space between the upper chamber 110 and the lower chamber 130. Thus, the upper chamber 110 and the lower chamber 130 sandwich the transfer film 40 to form an airtight space. Then, the insides of the upper chamber 110 and the lower chamber 130 are respectively decompressed to a vacuum state, and the transfer film 40 is heated and softened by the heater 120 in the upper chamber 110 (FIG. 4A).
  • the table 140 is lifted by the lifter, and the decorative body 5 is pressed against the transfer film 40 (FIG. 4 (b)).
  • the transfer film 40 is in close contact with the convex surface 5 a of the decorative body 5 by releasing the pressure in the upper chamber 110 and releasing the air and performing air pressure.
  • the upper chamber 110 is raised to open the space between the upper chamber 110 and the lower chamber 130, and the decorative body 5 coated with the transfer film 40 is taken out (FIG. 4 (c)).
  • the pre-process is completed by the series of processes (FIG. 3 (b)).
  • the carrier film 41 is peeled off (removed) from the decorative body 5.
  • the metallic design layer 6 is transferred to the convex surface 5 a of the decorative body 5 so as to be transferred to the convex surface 5 a, whereby the decorative structure 4 is formed.
  • the post-process is completed by this process (FIG. 3 (c)).
  • an adhesive is applied to at least one of the concave surface of the groove 20 of the second major surface 2 b and the convex surface of the decorative structure 4.
  • the adhesive a material having transparency and radio wave permeability is used.
  • the decorative structure 4 is disposed inside the groove 20 in a state where the concave surface of the groove 20 and the convex surface 5 a of the decorative body 5 face each other.
  • the decorative structure 4 is bonded to the concave surface of the groove 20 by the adhesive layer 3 formed between the concave surface of the groove 20 and the convex surface of the decorative structure 4 (FIG. 3 (d)).
  • the colored design layer 7 is formed so as to cover the entire surface of the second major surface 2b (FIG. 3 (e)).
  • the colored design layer 7 is formed by, for example, a method such as film adhesion or printing.
  • the colored design layer 7 is formed of a material having radio wave transmission and light shielding properties, and is a light shielding film, paint, or the like of a predetermined color (for example, black or the like).
  • the emblem 1 is manufactured by these series of processes.
  • the emblem 1 includes the cover resin 2 having the second main surface 2b provided with the concave groove 20, and the adhesive layer 3 provided on the concave surface of the groove 20 of the second main surface 2b.
  • a colored design layer provided on the second main surface 2b side of the cover structure 2 and the decorative structure 4 disposed inside the groove 20 via the adhesive layer 3 and covering the entire surface of the second main surface 2b 7 and.
  • the decorative structure 4 has a decorative body 5 having a convex shape corresponding to the concave shape of the groove portion 20 and a metallic design layer 6 provided on the convex surface 5 a of the decorative body 5. .
  • the thickness of the entire emblem 1 can be made uniform. As a result, even if the base resin is not provided on the entire surface facing the radio wave radar 60, it is possible to achieve both the design with metallic luster representing the mark and the radio wave transparency.
  • the board thickness of emblem 1 can be lowered and radio wave transmittance can be improved. Moreover, since the amount of resin used can be reduced, weight reduction and cost reduction of a product are attained. Furthermore, since precise alignment with a film is unnecessary, it is not necessary to use a dedicated facility.
  • the metallic design layer 6 with respect to the convex surface 5 a of the decorative body 5 is formed through the process of coating with the transfer film 40 and peeling. According to this method, the metallic design layer 6 can be appropriately formed by transferring the metallic design layer 6 to the convex surface 5 a of the decorative body 5. For this reason, it is not necessary to perform vapor deposition directly on the convex surface 5 a of the decorative body 5. Moreover, in the case of the transcription
  • the colored design layer 7 is provided on the entire surface facing the radio wave radar 60.
  • the contrast with the decoration structure 4 can be made to give designability.
  • the radio radar 60 behind the emblem 1 can be prevented from being viewed from the outside.
  • the flange portion 21 is integrally formed with the cover resin 2, the attachment to the front grill 50 is not impaired.
  • FIG. 5 is an explanatory view showing a method of manufacturing the emblem 1 according to the second embodiment.
  • the decorative body 5 is formed (FIG. 5 (a)).
  • the decorative body 5 is formed by injection molding using a molding die using a synthetic resin.
  • a resin material a resin material having a low relative dielectric constant, such as PC (polycarbonate) or AES (acrylonitrile-ethylene-styrene copolymer) is used.
  • the decorating body 5 which consists of convex surfaces provided with the convex surface 5a and the end surface 5c is formed.
  • the decorative structure 4 in which the metallic design layer 6 is formed on the convex surface 5a of the decorative body 5 is formed (FIG. 5 (b)). Similar to the first embodiment, the second step includes a pre-process of covering the convex surface 5 a of the decorative body 5 with the transfer film 40 and a post-process of removing the transfer film 40.
  • an adhesive is applied to the metallic design layer 6 side of the decorative structure 4, that is, the convex surface 5 a side.
  • the adhesive a material having transparency and radio wave permeability is used.
  • the adhesive layer 3 is formed on the convex surface of the decorative structure 4 (FIG. 5 (c)).
  • the adhesive layer 3 may use a transparent PC film other than applying the adhesive.
  • the cover resin 2 is formed integrally with the decorative structure 4 (FIG. 5 (d)).
  • the decorative structure 4 on which the adhesive layer 3 is formed is disposed in a mold, and insert molding using a synthetic resin is performed.
  • PC polycarbonate
  • the cover resin 2 is formed which includes the first main surface 2a facing the vehicle outer side and the second main surface 2b facing the first main surface 2a.
  • the decorative structure 4 is integrated with the cover resin 2 in a state of being embedded in the concave groove 20 formed in the second main surface 2 b.
  • the colored design layer 7 is formed so as to cover the entire surface of the second major surface 2b (FIG. 5 (e)).
  • the colored design layer 7 is formed by, for example, a method such as film adhesion or printing.
  • the colored design layer 7 is formed of a material having radio wave transmission and light shielding properties, and is a light shielding film, paint, or the like of a predetermined color (for example, black or the like).
  • the metallic design layer 6 with respect to the convex surface 5 a of the decorative body 5 is formed through the process of coating with the transfer film 40 and peeling.
  • the metallic design layer 6 can be appropriately formed by transferring the metallic design layer 6 to the convex surface 5 a of the decorative body 5. For this reason, it is not necessary to perform vapor deposition directly on the convex surface 5 a of the decorative body 5.
  • special position alignment becomes unnecessary. As a result, the metallic design layer 6 can be obtained by a simple method.
  • the front grille is illustrated as the vehicle exterior part, but the invention is not limited thereto. It may be a tailgate provided with a rear emblem, a trunk panel, or the like. Moreover, the exterior decorative component according to the present invention is not limited to the emblem, and can be applied to various marks and other components.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Vehicle Waterproofing, Decoration, And Sanitation Devices (AREA)
  • Radar Systems Or Details Thereof (AREA)

Abstract

L'invention concerne un composant décoratif extérieur qui permet une transmittance de signal améliorée ainsi qu'un poids et un coût de produit réduits, et un procédé de fabrication du composant décoratif extérieur. Un emblème (1) comprend : une résine de couverture (2) qui est pourvue d'une seconde surface principale (2b) ayant une rainure évidée (20) ; une couche adhésive (3) disposée sur la surface évidée de la rainure (20) sur la seconde surface principale (2b) ; une structure décorative (4) disposée à l'intérieur de la rainure (20) avec la couche adhésive (3) interposée entre celles-ci ; et une couche de conception colorée (7) qui est disposée sur la résine de couverture (2) sur le côté ayant la seconde surface principale (2b) et recouvre la totalité de la surface de la seconde surface principale (2b). La structure décorative (4) comprend un corps décoratif (5) ayant une forme en saillie correspondant à la forme évidée de la rainure (20) et une couche de conception métallique (6) disposée sur la surface en saillie (5a) du corps décoratif (5). Une partie bride (21) faisant saillie vers le côté est disposée sur l'ensemble ou une partie du bord périphérique (2c) de la résine de couverture (2).
PCT/JP2017/034668 2017-09-26 2017-09-26 Composant décoratif extérieur et procédé de fabrication d'un composant décoratif extérieur WO2019064330A1 (fr)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111976615A (zh) * 2019-05-23 2020-11-24 丰田合成株式会社 车辆装饰组件
JP2021006421A (ja) * 2019-06-28 2021-01-21 株式会社ファルテック レーダカバー
CN112706704A (zh) * 2020-12-06 2021-04-27 江阴道达汽车饰件有限公司 一种可穿透雷达波带加热防腐蚀装饰类零件及其生产工艺
CN114347379A (zh) * 2022-01-12 2022-04-15 东莞广华汽车饰件科技有限公司 一种acc车标标牌的注塑成型制造方法

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