CN112895643A - Soft touch ornament capable of being used for concave surface modeling - Google Patents

Soft touch ornament capable of being used for concave surface modeling Download PDF

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Publication number
CN112895643A
CN112895643A CN202110280470.8A CN202110280470A CN112895643A CN 112895643 A CN112895643 A CN 112895643A CN 202110280470 A CN202110280470 A CN 202110280470A CN 112895643 A CN112895643 A CN 112895643A
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CN
China
Prior art keywords
layer
light
soft touch
light source
pattern
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Pending
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CN202110280470.8A
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Chinese (zh)
Inventor
蔡淑琼
赵明
刘军
张莉娜
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Chengdu Space Mould and Plastic Co Ltd
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Chengdu Space Mould and Plastic Co Ltd
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Priority to CN202110280470.8A priority Critical patent/CN112895643A/en
Publication of CN112895643A publication Critical patent/CN112895643A/en
Pending legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
    • B32B27/304—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising vinyl halide (co)polymers, e.g. PVC, PVDC, PVF, PVDF
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
    • B32B27/302—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising aromatic vinyl (co)polymers, e.g. styrenic (co)polymers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
    • B32B27/308—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising acrylic (co)polymers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/36—Layered products comprising a layer of synthetic resin comprising polyesters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/36—Layered products comprising a layer of synthetic resin comprising polyesters
    • B32B27/365—Layered products comprising a layer of synthetic resin comprising polyesters comprising polycarbonates
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/40—Layered products comprising a layer of synthetic resin comprising polyurethanes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products having particular features of form
    • B32B3/02—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products having particular features of form characterised by features of form at particular places, e.g. in edge regions
    • B32B3/08—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products having particular features of form characterised by features of form at particular places, e.g. in edge regions characterised by added members at particular parts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/18—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by features of a layer of foamed material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/02—Physical, chemical or physicochemical properties
    • B32B7/023—Optical properties
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/04—Interconnection of layers
    • B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
    • 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
    • B60R13/02—Internal Trim mouldings ; Internal Ledges; Wall liners for passenger compartments; Roof liners
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/40—Properties of the layers or laminate having particular optical properties
    • B32B2307/41—Opaque
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/40—Properties of the layers or laminate having particular optical properties
    • B32B2307/412—Transparent
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/40—Properties of the layers or laminate having particular optical properties
    • B32B2307/414—Translucent
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/40—Properties of the layers or laminate having particular optical properties
    • B32B2307/416—Reflective
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/40—Properties of the layers or laminate having particular optical properties
    • B32B2307/418—Refractive
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2605/00—Vehicles
    • B32B2605/003—Interior finishings

Abstract

The invention discloses a soft touch ornament for a concave surface model, which relates to the technical field of interior ornaments and comprises a light source system, a framework layer, a pattern layer, a soft touch layer and a surface decoration layer, wherein the framework layer is made of transparent or semitransparent materials and is positioned above the light source system; the front surface and the back surface of the soft contact layer are covered with a full-transparent or semi-transparent adhesive film, so that two sides of the soft contact layer are respectively bonded with the framework layer and the pattern layer through the adhesive films; through implementing this technical scheme, can effectively solve and use current soft touch gadget and appear cladding swell, not hard up and fold problem easily on concave surface or large tracts of land sample piece, can effectively guarantee to form clear and fine and smooth of pattern.

Description

Soft touch ornament capable of being used for concave surface modeling
Technical Field
The invention relates to the technical field of interior trim parts, in particular to a soft touch trim part for a concave surface shape.
Background
With the development of the automatic driving technology and the increasing living standard of consumers, the automobile begins to develop from a pure travel tool to a mobile living space; the current automobile consumers have high requirements on the aspects of driving performance and safety of automobiles, and the requirements on the space in the automobiles are continuously upgraded, and the space in the automobiles can be used for household entertainment, car-to-house interconnection, car-to-machine interconnection, man-to-car interconnection and the like, so that richer user experience is provided, good decoration effect is met, the feeling of the whole automobile is given, and the brand new human-computer interaction performance is the development trend of automobile interior decoration.
The basic function singleness in current automotive interior surface, every appearance surface function restricts in the sense of touch, pleasing to the eye, an aspect such as functional requirement, can't satisfy the automotive interior to the integrated demand in the aspect of emotion, the individual customization of functional level, even if have interior atmosphere lamp of car, also often directly throw light on the surface of part or direct display through the light pipe, and similar soft printing opacity technique has following several problems among the prior art: one of the problems is that the shaping limit is large, the shaping is mostly used for plane or convex shaping, the light transmission area is small, and the problems of bulging, looseness, wrinkles and the like are easy to occur when the shaping is applied to concave or large-area light transmission products; the patterns of the two patterns are not clear, the patterns are not clear, and the application of the two patterns on the automotive interior is greatly limited.
Disclosure of Invention
In view of the above technical problems, an object of the present invention is to provide a soft touch decoration for a concave surface shape, which can effectively solve the problems of easy occurrence of coating, swelling, loosening and wrinkling on a concave surface or a large-area sample by applying the existing soft touch decoration, and when a light source is turned on, a surface pattern is clear and appears uniformly in bright and dark; when the light source is turned off, the surface exhibits a general leather or fabric effect.
The technical scheme adopted by the invention is as follows:
a soft touch decoration for concave surface modeling comprises
A light source system for providing uniform visible light;
the material of at least partial area of the framework layer is transparent or semitransparent material, and the framework layer is positioned above the light source system so that the visible light emitted by the light source system can pass through the framework layer;
the pattern layer comprises a light-transmitting part and a light-proof part, and is positioned above the framework layer, so that visible light can form a required light-emitting pattern after passing through the pattern layer;
the soft touch layer is positioned between the framework layer and the pattern layer and used for providing soft touch handfeel, and the soft touch layer is made of a semi-transparent material so that visible light can be emitted into the pattern layer through the soft touch layer; and the front surface and the back surface of the soft contact layer are covered with a full-transparent or semi-transparent adhesive film, so that two sides of the soft contact layer are respectively bonded with the framework layer and the pattern layer through the adhesive films.
In a preferred embodiment of the present invention, the soft touch decoration further comprises a surface decoration layer, and the surface decoration layer is made of one or a combination of semi-permeable PVC or TPU or fabric, so as to improve the surface texture of the soft touch decoration; the pattern layer is attached to the back of the decorative surface skin through the printing ink, so that the refraction and scattering of light after the pattern is formed are reduced, and the definition and the fineness of the formed pattern are ensured.
In a preferred embodiment of the present invention, the opaque portion of the pattern layer is at least one of a pattern formed by black ink or paint, and the transparent portion of the pattern layer is at least one of a pattern formed by silk-screen printing or pad printing or laser etching; preferably, the minimum width of the selected silk-screen lines is 0.35mm, and the minimum width of the selected laser engraving lines is 0.2mm, so that the displayed patterns are clear, and the lines are uniformly bright and dark.
In a preferred embodiment of the present invention, the light source system includes a light source, a reflective film, a light guide plate and a light homogenizing film fixedly mounted on the mounting bracket, wherein the reflective film and the light homogenizing film are respectively located on the bottom lower surface and the top upper surface of the light guide plate, and the reflective film and the light homogenizing film are respectively bonded with the light guide plate, so that light provided by the light source irradiates on the light guide plate and forms uniform visible light through the light homogenizing film to enter the skeleton layer; the light source that this technical scheme provided passes through the side direction of installing support setting at the light guide plate, and the visible light that makes the light source send through reflection and refraction can be even jets out from even light film one side.
In a preferred embodiment of the present invention, the light guide plate is non-uniformly arranged with hemispherical or rhombic reflective micro-teeth near the bottom surface of the reflective film, and the total reflection of the light in the light guide region is destroyed by the reflective micro-teeth, so that the light is uniformly reflected to the top surface of the light guide without the micro-teeth structure and uniformly transmitted out, so as to provide uniform visible light.
In a preferred embodiment of the present invention, the reflective film is a white PET diffuse reflective film, and is used for reflecting the light emitted from the bottom of the light guide plate back into the light guide plate, so as to intensively project the light from the top surface of the light guide plate, reduce light loss, and increase the module efficiency; furthermore, the uniform light film base material is white PET, and incident light entering the diffusion coating layer is fully scattered mainly by means of randomly dispersed scattering particles with different sizes in the diffusion layer, so that a uniform surface light source can be formed, and flaws and light spots of a backlight module original under the diffusion film are covered.
In a preferred embodiment of the invention, the light source system is connected with the framework layer in any one of clamping, screwing or welding, so that the light source system is convenient to install, is applied to automotive interior, not only meets a good decoration effect and gives emotion to the whole automobile, but also is convenient to install and operate.
In a preferred embodiment of the present invention, the light source is an LED lamp or a light module capable of providing multi-color visible light; preferably, the light source is a plurality of RGB LED beads arranged laterally on the light guide plate, and the color and brightness of the light are controlled by PWM (pulse width modulation), and the control technology and the light presenting principle are the prior art, which are not the invention of the present application, and therefore are not described herein again.
In a preferred embodiment of the present invention, the adhesive film is made of one or a combination of more of a polyurethane organic solvent, a neoprene organic solvent, a styrene organic solvent, or a polyurethane aqueous solvent; this technical scheme is through covering the glued membrane at soft touch layer front and back to the soft touch layer that will be located between casing layer and the pattern layer bonds with casing layer and pattern layer respectively together, the design of glued membrane can effectively be solved on the one hand and uses current soft touch gadget to appear cladding swell, not hard up, fold problem on concave surface or large tracts of land appearance piece easily, and on the other hand the glued membrane adopts the material that passes through entirely or semi-permeable can reduce the luminous flux loss, guarantees to form the pattern clear.
In a preferred embodiment of the invention, the soft touch layer is made of one or a combination of 3Dmesh, foam or fabric, the structure design can enable the soft touch ornament to have better soft touch feeling, and light irradiates the pattern layer through the soft touch layer, so that the situation that the pattern is unclear due to the influence of refraction or scattering of the surface decoration layer can be reduced.
The invention has at least the following beneficial effects:
1. according to the soft touch ornament, the soft touch layer is arranged between the framework layer and the pattern layer, so that the problems of pattern edge fuzziness and unclear patterns caused by refraction and scattering of light rays passing through the pattern layer and the soft touch layer by the surface layer due to the design of the traditional pattern layer can be effectively solved, the refraction and scattering of the light rays after the patterns are formed are reduced by the improved soft touch ornament, and the clear and fine formed patterns can be effectively guaranteed.
2. The soft touch ornament covers the front and the back of the soft touch layer with the full-transparent or semi-transparent adhesive films, so that two sides of the soft touch layer are respectively bonded with the framework layer and the pattern layer through the adhesive films, the problems of coating, bulging, looseness and wrinkles easily occurring on a concave surface or a large-area sample piece by applying the existing soft touch ornament can be effectively solved, and the soft touch ornament is suitable for a plane or convex surface model, and when a light source is lightened, a surface pattern is clear and uniformly appears in a bright and dark mode; when the light source is turned off, the surface exhibits a general leather or fabric effect.
3. The light source system provided by the soft touch ornament can realize uniform light emission on a large curved surface and provide uniform visible light by reasonably arranging the light source position and the positions of the light guide plate, the reflective film and the light homogenizing film and non-uniformly arranging hemispherical or rhombic reflective micro-teeth on the bottom surface of the light guide plate close to the reflective film.
4. The pattern layer provided by the soft touch ornament is formed into a large-area pattern by adopting an ink silk-screen or laser etching process and the like on the back surface of the surface decoration layer, the pattern layer is attached to the back surface of the decoration surface by using ink, the minimum width of silk-screen lines is 0.35mm, the minimum width of laser etching lines is 0.2mm, and the surface texture can be effectively improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 shows an exploded view of a soft touch trim in an embodiment of the invention;
FIG. 2 is a schematic diagram showing the structural arrangement of a light source system in an embodiment of the present invention;
fig. 3 is a schematic cross-sectional view illustrating that uniform visible light emitted from the light source system enters the skeleton layer, the soft touch layer, the pattern layer and the surface decoration layer in sequence in the embodiment of the invention.
In the figure: 1-a light source; 2-a reflective film; 3-a light guide plate; 4-light homogenizing film; 5-a framework layer; 6-glue film A; 7-soft contact layer; 8-glue film layer B; 9-a pattern layer; 10-surface decoration layer; 11-reflective microteeth.
Detailed Description
The invention is further described with reference to the following figures and specific embodiments.
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Example one
Referring to fig. 1 to 3, the present embodiment provides a soft touch decoration for a concave molding, which includes a light source system, a skeleton layer 5, a pattern layer 9 and a soft touch layer 7, wherein the light source system can use an LED light source for providing uniform visible light, at least a portion of the skeleton layer 5 is made of a transparent or translucent material, the skeleton layer 5 is located above the light source system so that the visible light emitted from the light source system can pass through the skeleton layer 5, the pattern layer 9 includes a light-transmitting portion and a light-proof portion, and the pattern layer 9 is located above the skeleton layer 5 so that the visible light can form a desired light-emitting pattern after passing through the pattern layer 9.
Particularly, the soft touch layer 7 is positioned between the framework layer 5 and the pattern layer 9 and used for providing soft touch feeling, and the soft touch layer 7 is made of a semi-transparent material so that visible light can be emitted into the pattern layer 9 through the soft touch layer 7; and the front and the back of the soft touch layer 7 are covered with a full-transparent or semi-transparent adhesive film, so that the back of the soft touch layer 7 is bonded with the framework layer 5 through the adhesive film, and the front of the soft touch layer 7 is bonded with the pattern layer 9 through the adhesive film, thereby effectively solving the problems of coating, swelling, loosening and wrinkling easily occurring on a concave surface or a large-area sample piece by applying the existing soft touch ornament.
In the illustrated embodiment, the soft touch ornament further comprises a surface decoration layer 10, wherein the surface decoration layer 10 is made of one or a combination of semi-permeable PVC or TPU or fabric, and is used for improving the surface texture of the soft touch ornament; the pattern layer 9 provided by this embodiment can be attached to the back of the decorative surface through the ink, so as to reduce the refraction and scattering of light after the pattern is formed, and ensure the definition and fineness of the formed pattern.
In some embodiments, the opaque portion of the pattern layer 9 is at least one of patterned by black ink or paint, and the transparent portion of the pattern layer 9 is at least one of patterned by silk-screen printing, pad printing, or laser etching, so that light passing through the pattern layer 9 can form a desired luminous pattern; preferably, the minimum width of the selected silk-screen lines is 0.35mm, and the minimum width of the selected laser engraving lines is 0.2mm, so that the displayed patterns are clear, and the lines are uniformly bright and dark.
In some embodiments, the skeleton layer 5 is made of one or more of PC material, ABS material, or PMMA material, so that the visible light emitted from the light source system can pass through and reduce the flux loss of light through the skeleton layer 5; preferably, the soft touch layer 7 is made of one or a combination of 3Dmesh, foam or fabric, the soft touch ornament has good soft touch feeling due to the structural design, and light irradiates the pattern layer 9 through the soft touch layer 7, so that the situation of unclear patterns caused by the influence of refraction or scattering of the surface decoration layer 10 can be reduced; the glue film provided by the embodiment comprises a glue film A6 positioned on the back surface of the soft contact layer 7 and a glue film B8 positioned on the front surface of the soft contact layer 7, wherein the glue film A6 and the glue film B8 are made of one or a combination of a polyurethane organic solvent, a chloroprene rubber organic solvent, a styrene organic solvent or a polyurethane aqueous solvent; this embodiment is through covering the glued membrane at soft touch layer 7 front and back, and with soft touch layer 7, the position of arranging of casing 5 and pattern layer 9 improves, make soft touch layer 7 that is located between casing 5 and the pattern layer 9 bond together through glued membrane and casing 5 and pattern layer 9 respectively, the design of glued membrane can effectively be solved on the one hand and uses current soft touch gadget to appear cladding swell on concave surface or large tracts of land appearance piece easily, it is not hard up, the fold problem, on the other hand the glued membrane adopts full-transparent or semi-transparent material can reduce the luminous flux loss, guarantee to form the pattern clear.
Example two
The second embodiment is substantially the same as the first embodiment, except that: referring to fig. 1 and fig. 3, in order to provide uniform visible light, a light source system provided in this embodiment includes a light source 1, a reflective film 2, a light guide plate 3, and a light uniformizing film 4, which are fixedly mounted on a mounting bracket, where the light source 1 is an LED lamp or a light module capable of providing multi-color visible light, the light source 1 provided in this embodiment is a plurality of RGB LED lamp beads fixedly arranged at a side of the light guide plate 3 by the mounting bracket, and controls color and brightness of light by PWM (pulse width modulation), and the control techniques and the light presentation principles thereof are the prior art, and are not the invention of this application, and therefore are not described herein; further, reflective membrane 2 and even membrane 4 are located the bottom lower surface and the top upper surface of light guide plate 3 respectively, reflective membrane 2 that this embodiment provided passes through double faced adhesive tape and 3 bottom lower surfaces of light guide plate bond together, even membrane 4 bonds together through double faced adhesive tape and 3 top upper surfaces of light guide plate, framework layer 5 is located even 4 tops of membrane, so that the light that light source 1 provided shines to light guide plate 3 on and through even membrane 4 formation even visible light gets into framework layer 5, make the visible light that light source 1 sent can be even follow even 4 one side of membrane and jet out through reflection and refraction.
As a preferred choice of this embodiment, the light guide plate 3 provided in this embodiment is made of PMMA material or PC material, the hemispherical or rhombic reflective micro-teeth 11 are non-uniformly arranged on the bottom surface of the light guide plate 3 near the reflective film 2, and the light is uniformly reflected to the top surface of the light guide without the micro-tooth structure by destroying the total reflection of the light in the light guide region through the reflective micro-teeth 11, and is uniformly transmitted out to provide uniform visible light; the base material of the light uniformizing film 4 provided by the embodiment is white PET, and incident light entering the diffusion coating is fully scattered mainly by scattering particles which are randomly dispersed in the diffusion coating and have different sizes, so that a uniform surface light source can be formed, and flaws and light spots of an original of a backlight module under the diffusion film are covered; in addition, the reflective membrane 2 that this embodiment provided is white PET diffuse reflection membrane for in will launching out the light reflection of 3 bottoms of light guide plate 3 back light guide plate 3, and then can concentrate from 3 top surface projections of light guide plate, reduce light loss, increase module efficiency.
In summary, the soft touch ornament which can be used for the concave surface model has the characteristics of simple structure and ingenious and reasonable matching, can pertinently solve the problems that the coating bulge, looseness and wrinkles are easy to occur on a concave surface or a large-area sample piece by applying the existing soft touch ornament, is suitable for the plane or convex surface model, and when the light source 1 is lightened, the surface pattern is clear and appears uniformly in light and shade; when the light source 1 is turned off, the surface exhibits a normal leather or fabric effect; and can effectively avoid the problems of blurred pattern edges and unclear patterns caused by the fact that light rays pass through the pattern layer and the soft contact layer and are refracted and scattered by the epidermal layer due to the traditional pattern layer design, the pattern layer provided by the embodiment adopts a large-area pattern formed on the back surface of the surface decoration layer through an ink silk-screen or laser engraving process and the like, and the pattern layer is attached to the back surface of the decorative surface skin through printing ink, the minimum width of the silk-screen line is 0.35mm, the minimum width of the laser-etched line is 0.2mm, can effectively improve the surface texture, the improved soft touch ornament reduces the refraction and scattering of light after the pattern is formed, can effectively ensure that the formed pattern is clear and fine, the light-transmitting mould has wide market prospect and excellent popularization and use value in the technical field of interior trimming parts, particularly when being applied to a convex surface model and a large-area light-transmitting model, and is suitable for popularization and application.
The present specification and figures are to be regarded as illustrative rather than restrictive, and it is intended that all such alterations and modifications that fall within the true spirit and scope of the invention, and that all such modifications and variations are included within the scope of the invention as determined by the appended claims without the use of inventive faculty.

Claims (10)

1. The utility model provides a can be used to figurative soft touch gadget of concave surface which characterized in that: comprises that
A light source system for providing uniform visible light;
the material of at least partial area of the framework layer is transparent or semitransparent material, and the framework layer is positioned above the light source system so that the visible light emitted by the light source system can pass through the framework layer;
the pattern layer comprises a light-transmitting part and a light-proof part, and is positioned above the framework layer, so that visible light can form a required light-emitting pattern after passing through the pattern layer;
the soft touch layer is positioned between the framework layer and the pattern layer and used for providing soft touch handfeel, and the soft touch layer is made of a semi-transparent material so that visible light can be emitted into the pattern layer through the soft touch layer; and the front surface and the back surface of the soft contact layer are covered with a full-transparent or semi-transparent adhesive film, so that two sides of the soft contact layer are respectively bonded with the framework layer and the pattern layer through the adhesive films.
2. The soft touch trim for a concave molding according to claim 1, wherein: the soft touch ornament also comprises a surface decoration layer, the surface decoration layer is made of one or a combination of a plurality of semi-permeable PVC or TPU or fabrics, and the pattern layer is attached to the back of the decoration surface skin through printing ink.
3. The soft touch garnish usable with a concave molding according to claim 2, wherein: the opaque part of the pattern layer is at least one of patterns formed by black ink or paint, and the transparent part of the pattern layer is at least one of patterns formed by silk-screen printing or transfer printing or laser engraving.
4. The soft touch trim for concave molding according to any one of claims 1 to 3, wherein: the light source system comprises a light source, a reflective film, a light guide plate and a light homogenizing film which are fixedly installed on the installation support, wherein the reflective film and the light homogenizing film are respectively located on the lower surface of the bottom and the upper surface of the top of the light guide plate, and the reflective film and the light homogenizing film are respectively bonded with the light guide plate together so that light provided by the light source irradiates on the light guide plate and forms uniform visible light through the light homogenizing film to enter the framework layer.
5. The soft touch garnish usable with a concave molding according to claim 4, wherein: and hemispherical or rhombic reflective microteeth are arranged on the bottom surface of the light guide plate close to the reflective film in a non-uniform manner.
6. The soft touch garnish usable with a concave molding according to claim 4, wherein: the light reflecting film is a white PET diffuse reflection film and is used for reflecting light rays emitted out of the bottom of the light guide plate back into the light guide plate.
7. The soft touch garnish usable with a concave molding according to claim 4, wherein: the light source system is connected with the framework layer through any one of clamping, screws or welding.
8. The soft touch garnish usable with a concave molding according to claim 4, wherein: the light source is an LED lamp or a light module capable of providing multicolor visible light.
9. The soft touch trim for a concave molding according to claim 1, wherein: the glue film is made of one or a combination of more of polyurethane organic solvent, chloroprene rubber organic solvent, styrene organic solvent or polyurethane aqueous solvent.
10. The soft touch trim for a concave molding according to claim 1, wherein: the soft touch layer is made of one or a combination of more than one of 3Dmesh, foam or fabric.
CN202110280470.8A 2021-03-16 2021-03-16 Soft touch ornament capable of being used for concave surface modeling Pending CN112895643A (en)

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