阅读说明：本技术 真木双料注塑特效透光结构及其的制作方法 (Real wood double-material injection molding special-effect light-transmitting structure and manufacturing method thereof ) 是由 符柯源 于 2021-07-19 设计创作，主要内容包括：本发明公开了一种真木双料注塑特效透光结构及其的制作方法,真木双料注塑特效透光结构包括顺序固定叠设的真木层、基底层、背光模块和MCU主板,基底层形成有不透光区域和透光区域,背光模块形成的平面能经基底层上的透光区域透射到真木层表面形成发光区,背光模块与MCU主板上的控制电路电性连接,其制作方法为先采用双料注塑方式形成基底层,然后裁切真木木皮并将其复合到基底层表面,对木皮进行打磨和填腻后再进行手工打磨,然后给木皮上色并在干燥后喷面漆,最后将基底层和背光模块固定安装并将MCU主板与背光模块电性连接,本发明使得内饰表面形成美观的真木层,灯光透过真木层形成柔和的氛围灯光效果。(The invention discloses a real wood double-material injection molding special effect light transmission structure and a manufacturing method thereof, the real wood double-material injection molding special effect light transmission structure comprises a real wood layer, a basal layer, a backlight module and an MCU mainboard which are sequentially and fixedly stacked, the basal layer is provided with a lightproof area and a light transmission area, the plane formed by the backlight module can be transmitted to the surface of the real wood layer through the light transmission area on the basal layer to form a light emitting area, the backlight module is electrically connected with a control circuit on the MCU mainboard, the manufacturing method comprises the steps of firstly forming the basal layer by adopting a double-material injection molding mode, then cutting and compounding real wood veneers to the surface of the basal layer, polishing and greasing the veneers manually, then coloring the veneers, spraying finish paint after drying, finally fixedly mounting the basal layer and the backlight module and electrically connecting the MCU mainboard with the backlight module, the invention ensures that the interior decoration surface forms an attractive real wood layer, the lamplight penetrates through the real wood layer to form a soft atmosphere lamplight effect.)

1. The utility model provides a true wood two-material special effect light transmission structure of moulding plastics which characterized in that: including true wood layer (1), stratum basale (2), backlight module (3) and MCU mainboard, the true wood layer is fixed to be covered in stratum basale side surface, and the stratum basale is formed with light tight region (5) and light tight region (4) through the mode that the extra quality was moulded plastics by printing opacity material and light tight material, and backlight module fixed mounting is in stratum basale opposite side, and the plane light source that backlight module formed can be through the regional light zone that transmits to true wood layer surface formation of transmitting on the stratum basale, backlight module and the control circuit electric connection on the MCU mainboard.

2. The real wood dual-material injection molding special effect light transmission structure according to claim 1, characterized in that: the real wood layer is a real wood sheet with the transmittance of 5-15% and the thickness of 0.1-0.3 mm.

3. The real wood dual-material injection molding special effect light transmission structure according to claim 1, characterized in that: the real wood layer is fixedly adhered to the surface of one side of the base layer through viscose or integrally formed on the surface of one side of the base layer in an in-mold injection molding mode.

4. The real wood dual-material injection molding special effect light transmission structure according to claim 1, characterized in that: the backlight module comprises a backlight support (7), a light source group (8) and a bottom plate (9), wherein a light channel (6) which corresponds to a light transmission area on a basal layer and is in a penetrating state is formed on the backlight support, a mirror paint layer is arranged on the inner side wall of the light channel, the backlight support is fixedly connected with one side, back to the true wood layer, of the basal layer, the bottom plate is fixedly installed on one side, back to the basal layer, of the backlight support, the light source group is fixedly installed on the bottom plate, the light source group is tightly clamped between the bottom plate and the backlight support, and a light ray emitting portion on the light source group is right opposite to the light channel on the backlight support.

5. The real wood dual-material injection molding special effect light transmission structure according to claim 4, characterized in that: the light source group and the bottom plate are positioned through a groove (11) and a bump (12) in an opposite insertion structure, and a heat dissipation structure (10) is further arranged on the bottom plate.

6. The real wood dual-material injection molding special effect light transmission structure according to claim 1, characterized in that: the backlight module is a backlight module of a side-entering light source or a backlight module of a direct-type light source.

7. The method for manufacturing the wood-based double-material injection molding special-effect light-transmitting structure in claim 1 is characterized in that: the method comprises the following steps:

the method comprises the following steps: selecting a light-transmitting material and a light-proof material, forming a substrate layer by adopting a double-material injection molding mode, wherein the light-transmitting material forms a light-transmitting area of the substrate layer, and the light-proof material forms a light-proof area of the substrate layer;

step two: cutting the real wood veneer to a designed size;

step three: compounding the wood veneer to the surface of the substrate layer;

step four: polishing the surface of the veneer, mixing putty and a curing agent in a ratio of 100:3, and filling the putty mixture on the surface of the veneer;

step five: manually polishing the surface of the wood veneer after greasing by using 320-mesh abrasive paper;

step six: coloring the polished surface of the veneer, and standing and drying the colored veneer;

step seven: spraying finish paint on the surface of the dried veneer, and standing and drying in a room with the temperature of 25-35 ℃ and the humidity of less than 60% after finishing spraying paint;

step eight: the substrate layer is fixedly arranged on the surface of the backlight module;

step nine: and electrically connecting the backlight module with a control circuit on the MCU mainboard through a circuit.

8. The manufacturing method of the real wood double-material injection molding special-effect light-transmitting structure according to claim 7, characterized in that: the light-transmitting material is transparent PC, PMMA or ABS plastic, and the light-proof material is black plastic.

9. The manufacturing method of the real wood double-material injection molding special-effect light-transmitting structure according to claim 7, characterized in that: in the third step, firstly, the veneer made of the real wood is hot-pressed to form a design outline by using hot-press forming equipment, and then the veneer is compounded on the surface of the substrate layer in a gluing and pressing mode or an in-mold injection molding mode.

Technical Field

The invention relates to the field of automotive interior trim, in particular to a real wood double-material injection molding special-effect light-transmitting structure.

Background

At present, atmosphere lamps on automobile interiors are widely applied, namely lamps are formed on the surfaces of the interiors in an embedding mode, the real wood interiors are more and more commonly applied, the embedding type atmosphere lamps are abrupt on the real wood interiors, and the overall attractiveness of the real wood interiors is reduced.

Disclosure of Invention

In order to overcome the defects, the invention provides a real wood double-material injection molding special-effect light-transmitting structure which enables the interior decoration of the automobile real wood to be more attractive.

The invention adopts the technical scheme for solving the technical problems that: the utility model provides a real wood two-material special effect light-transmitting structure of moulding plastics, includes real wood layer, stratum basale, backlight module and MCU mainboard, real wood layer is fixed to be covered in stratum basale side surface, and the stratum basale is formed with light-tight region and light-transmitting region through the mode that two-material was moulded plastics by light-transmitting material and light-tight material, and backlight module fixed mounting is in stratum basale opposite side, and the plane light source that backlight module formed can be through the regional light-transmitting region on the stratum basale and transmit real wood layer surface formation light-emitting area, control circuit electric connection on backlight module and the MCU mainboard.

As a further improvement of the invention, the real wood layer is a real wood sheet with the transmittance of 5-15% and the thickness of 0.1-0.3 mm.

As a further improvement of the invention, the real wood layer is fixedly adhered to one side surface of the base layer through viscose or integrally formed on one side surface of the base layer in an in-mold injection molding mode.

As a further improvement of the present invention, the backlight module includes a backlight bracket, a light source group and a bottom plate, wherein a light channel in a penetrating state corresponding to the light transmitting area on the substrate layer is formed on the backlight bracket, a mirror paint layer is disposed on an inner side wall of the light channel, the backlight bracket is fixedly connected to a side of the substrate layer facing away from the wood layer, the bottom plate is fixedly mounted on a side of the backlight bracket facing away from the substrate layer, the light source group is fixedly mounted on the bottom plate, the light source group is tightly clamped between the bottom plate and the backlight bracket, and a light emitting portion on the light source group is opposite to the light channel on the backlight bracket.

As a further improvement of the invention, the light source group and the bottom plate are positioned through a groove and a bump oppositely-inserted structure, and the bottom plate is also provided with a heat dissipation structure.

As a further improvement of the present invention, the backlight module is a side-entry backlight module or a direct-illumination backlight module.

A manufacturing method of a real wood double-material injection molding special-effect light-transmitting structure comprises the following steps:

the method comprises the following steps: selecting a light-transmitting material and a light-proof material, forming a substrate layer by adopting a double-material injection molding mode, wherein the light-transmitting material forms a light-transmitting area of the substrate layer, and the light-proof material forms a light-proof area of the substrate layer;

step two: cutting the real wood veneer to a designed size;

step three: compounding the wood veneer to the surface of the substrate layer;

step four: polishing the surface of the veneer, mixing putty and a curing agent in a ratio of 100:3, and filling the putty mixture on the surface of the veneer;

step five: manually polishing the surface of the wood veneer after greasing by using 320-mesh abrasive paper;

step six: coloring the polished surface of the veneer, and standing and drying the colored veneer;

step seven: spraying finish paint on the surface of the dried veneer, and standing and drying in a room with the temperature of 25-35 ℃ and the humidity of less than 60% after finishing spraying paint;

step eight: the substrate layer is fixedly arranged on the surface of the backlight module;

step nine: and electrically connecting the backlight module with a control circuit on the MCU mainboard through a circuit.

As a further improvement of the invention, the light-transmitting material is transparent PC, PMMA or ABS plastic, and the light-proof material is black plastic.

As a further improvement of the invention, in the third step, a hot press molding device is used to hot press the real wood veneer into a designed contour, and then the veneer is compounded on the surface of the substrate layer by a gluing and pressing mode or an in-mold injection molding mode.

The invention has the beneficial effects that: the invention reduces the thickness of the real leather veneer to about 0.2mm, realizes the light transmission function, greatly improves the strength of the real wood interior decoration layer by compounding the base layer and the real wood layer, overcomes the defect that the real wood layer is too thin and is easy to break, ensures that the interior decoration surface forms the beautiful real wood layer, the light penetrates through the real wood layer to form a soft atmosphere light effect, the base layer forms light transmission areas with different patterns by a double-material injection molding mode, irradiates the uniform light of the backlight module on the real wood layer to form atmosphere lamps with different luminous patterns, and is combined with the real wood automobile interior decoration, so that the automobile interior decoration integrally looks high-end elegant, natural and beautiful, and can be finished at one time, and gives people a better and comfortable use feeling.

Drawings

FIG. 1 is an exploded view of the structural principle of the present invention;

figure 2 is a front view of a base layer of the present invention.

Detailed Description

Example (b): the utility model provides a real wood extra quality special effect light-transmitting structure of moulding plastics, includes real wood layer 1, stratum basale 2, backlight module 3 and MCU mainboard, real wood layer 1 is fixed to be covered in stratum basale 2 side surface, and stratum basale 2 is formed with opaque region 45 and light-transmitting region 4 through the mode that the extra quality was moulded plastics by printing opacity material and opaque material, and backlight module 3 fixed mounting is in stratum basale 2 opposite side, and the plane light source that backlight module 3 formed can be through the light-transmitting region 4 on stratum basale 2 and transmit to the luminous zone of 1 surface formation of real wood layer, and backlight module 3 and the control circuit electric connection on the MCU mainboard.

The structure enables the interior trim of the automobile to form an atmosphere lamp effect, the lamp strip does not need to be installed on the interior trim of the automobile in an embedded mode, decorative patterns of the interior trim of the automobile are continuous and attractive, various set patterns are optimally formed in the light transmitting area 4 on the base layer 2, uniform light emitted by the backlight module 3 is transmitted to the interior trim 1 through the light transmitting patterns on the base layer 2, the atmosphere lamp effect with patterns is formed on the surface of the interior trim 1, the on-off and the change of the atmosphere lamp are controlled through the control circuit on the MCU mainboard, the structure achieves the continuity of the interior trim patterns of the automobile, the interior trim cannot be enabled to be sharp due to the combination of different materials, the interior trim of the automobile is more attractive, and after the light is lightened, the light in the automobile is soft and beautiful and is formed purely naturally.

The real wood layer 1 is a real wood sheet with the transmittance of 5-15% and the thickness of 0.1-0.3 mm. When the thickness of the real wood layer 1 is reduced to about 0.2mm, the light-transmitting function can be realized, light emitted by the backlight module 3 is transmitted out, a soft atmosphere lamp is formed on the surface of the real wood layer 1 through the light-emitting area on the automotive interior, and the light is soft and attractive.

The real wood layer 1 is fixedly adhered to the surface of one side of the base layer 2 through viscose or integrally formed on the surface of one side of the base layer 2 in an in-mold injection molding mode. The fixing and positioning of the wood layer 1 and the substrate layer 2 can be realized by any method, and those skilled in the art can select the fixing and positioning method according to actual situations.

Backlight module 3 is including being shaded from the sun support 7, light source group 8 and bottom plate 9, be formed with on the support 7 that is shaded from the sun with stratum basale 2 go up the light channel 6 that is the through state that light transmission area 4 corresponds, be equipped with the mirror surface lacquer layer on the 6 inside walls of light channel, support 7 and stratum basale 2 one side fixed connection dorsad trum layer 1 in the back of the sun, bottom plate 9 fixed mounting is in support 7 one side that is shaded from the sun stratum basale 2, light source group 8 fixed mounting is on bottom plate 9, and light source group 8 closely press from both sides and locate between bottom plate 9 and support 7 in the back of the sun, light ray ejection portion on light source group 8 just right with light channel 6 on the support 7 in the back of the sun.

The light source group 8 is realized with the location of stratum basale 2 by support and bottom plate 9 dorsad, and the even light that light source group 8 sent shines into in the light-permeable zone 4 of stratum basale 2 through the light passageway 6 on the support 7 that is shaded, because be equipped with the mirror surface lacquer layer in the light passageway 6, light does not have the light loss in light passageway 6, and the bright light figure that finally forms on real wood layer 1 is clear, pleasing to the eye.

The light source group 8 and the bottom plate 9 are positioned through a groove 11 and a bump 12 in an opposite insertion structure, and the bottom plate 9 is further provided with a heat dissipation structure 10. Light source group 8 can realize quick location through unsmooth to inserting the structure, and convenient equipment can also set up on bottom plate 9 and prevent slow-witted device, avoids 8 installation direction errors of light source group, ensures that light ray emission portion on light source group 8 is just right with light source support glazing passageway 6, and heat radiation structure 10 on bottom plate 9 can distribute away the heat on light source group 8 fast, avoids light source group 8 to generate heat the damage.

The backlight module 3 is a backlight module 3 with a side-entering light source or a backlight module 3 with a direct-type light source. The artificial wood floor is generally composed of a backlight source, a plurality of layers of backlight materials and a supporting frame, light emitted by the backlight source finally forms uniform light through a plurality of layers of optical films such as a diffusion film and a reflection film, the uniform light is projected onto a base layer 2 and is transmitted onto a wood floor 1 through a light transmission area 4 on the base layer 2, and a uniform bright area is formed on the wood floor 1.

A manufacturing method of a real wood double-material injection molding special-effect light-transmitting structure comprises the following steps:

the method comprises the following steps: selecting a light-transmitting material and a light-proof material, forming a substrate layer 2 by adopting a double-material injection molding mode, forming a light-transmitting area 4 of the substrate layer 2 by using the light-transmitting material, and forming a light-proof area 45 of the substrate layer 2 by using the light-proof material;

step two: cutting the real wood veneer to a designed size;

step three: compounding the wood veneer on the surface of the substrate layer 2;

step four: polishing the surface of the veneer, mixing putty and a curing agent in a ratio of 100:3, and filling the putty mixture on the surface of the veneer;

step five: manually polishing the surface of the wood veneer after greasing by using 320-mesh abrasive paper;

step six: coloring the polished surface of the veneer, and standing and drying the colored veneer;

step seven: spraying finish paint on the surface of the dried veneer, and standing and drying in a room with the temperature of 25-35 ℃ and the humidity of less than 60% after finishing spraying paint;

step eight: the substrate layer 2 is fixedly arranged on the surface of the backlight module 3;

step nine: the backlight module 3 is electrically connected with the control circuit on the MCU mainboard through a circuit.

The surface of the veneer is treated in the manufacturing process, so that the veneer and the genuine leather interior are perfectly combined into a whole, the surface is smooth and attractive, soft luminous patterns are transmitted, the appearance is attractive and elegant, and the automobile interior looks high-end and elegant.

The light-transmitting material is transparent PC, PMMA or ABS plastic, and the light-proof material is black plastic. The substrate layer 2 may also be formed by injection molding of other opaque materials and transparent plastics in a mold, wherein the opaque material may be opaque plastics, or may be made of opaque wood, opaque metal, or other materials.

In the third step, a hot press molding device is used for hot press molding the real wood veneer into a design outline, and then the veneer is compounded on the surface of the substrate layer 2 in a gluing and pressing mode or an in-mold injection molding mode.