阅读说明：本技术 一种装饰件及其加工方法、包含其的空调器 (Decoration piece, processing method thereof and air conditioner comprising decoration piece ) 是由 李保玉 古汤汤 鲁星星 钟旭 张炎 潘怡缘 于 2019-11-15 设计创作，主要内容包括：本发明提供了一种装饰件及其加工方法、包含其的空调器,所述装饰件光哑同体,其表面涂覆有漆膜,所述漆膜的厚度小于所述装饰件哑面的纹理深度。通过上述结构,由于漆膜的厚度小于装饰件哑面的蚀纹深度,可使装饰件的哑面不被漆膜覆盖,保证较好的哑面效果。(The invention provides a decorative piece, a processing method thereof and an air conditioner comprising the same. Through the structure, the thickness of the paint film is smaller than the etching depth of the matte surface of the decorating part, so that the matte surface of the decorating part is not covered by the paint film, and a better matte surface effect is ensured.)

1. A decorative item, comprising: the base material (6) is characterized in that the decorative piece (1) is of a smooth and dumb body, the surface of the base material (6) comprises a smooth surface (4) and a dumb surface (5), the smooth surface (4) and the dumb surface (5) are coated with a paint film (7), and the thickness of the paint film (7) is smaller than the texture depth of the dumb surface (5).

2. A decorative item according to claim 1 wherein the thickness of the paint film (7) is from 1/10 to 1/5 of the depth of texture.

3. A decorative item according to claim 2 wherein the depth of texture is 50 microns and the thickness of the paint film (7) is from 5 to 10 microns.

4. A decorative item according to claim 1 wherein the paint film (7) is coated with a metal film (8), the thickness of the metal film (8) being less than the depth of the texture of the decorative item matte (5).

5. A decorative item according to claim 4 wherein the thickness of the metal film (8) is from 1/25 to 1/10 of the depth of the texture.

6. A decorative item according to claim 5 wherein the depth of texture is 50 microns and the thickness of the metal film (8) is from 2 to 5 microns.

7. A decorative item according to claim 1 wherein the decorative item (1) is a decorative strip, the decorative strip comprising: a straight portion (2), and arc portions (3) at both ends of the straight portion (2).

8. A decorative item according to claim 7, wherein the sides of both the straight portion (2) and the curved portion (3) which face the same side are smooth (4).

9. An air conditioner comprising: indoor set, its characterized in that, indoor set includes: a decorative item (1) according to any one of claims 1 to 8.

10. The air conditioner according to claim 9, wherein the indoor unit further comprises: the air conditioner comprises a panel (10) and a middle frame (9), wherein an air outlet (11) is formed in the middle frame (9);

the decoration piece (1) is fixed on one side, close to the air outlet (11), of the panel (10) and is located between the panel (10) and the middle frame (9).

11. A method of manufacturing a decorative element, comprising:

providing a mold, wherein the cavity surface of the mold is divided into a smooth surface part and a dummy surface part;

making an injection molded part with the mold, the injection molded part comprising: a smooth surface (4) corresponding to the smooth surface portion, and a dummy surface (5) corresponding to the dummy surface portion;

coating a primer on the surface of the injection molding part to form a paint film (7), wherein the thickness of the paint film (7) is smaller than the texture depth of the matte surface (5);

and plating a metal film (8) on the paint film (7), wherein the thickness of the metal film (8) is less than the texture depth of the matte surface (5).

12. The process according to claim 11, characterized in that the thickness of the paint film (7) is 1/10 to 1/5 of the depth of grain.

13. The process according to claim 12, characterized in that the depth of the texture is 50 microns and the thickness of the paint film (7) is between 5 and 10 microns.

14. The process according to claim 11, characterized in that the thickness of the metal film (8) is 1/25 to 1/10 of the depth of the grain.

15. The process according to claim 14, characterized in that the depth of the texture is 50 microns and the thickness of the metal film (8) is between 2 and 5 microns.

16. The process of claim 11 wherein said matte finish portion is a frosted fine matte finish formed by laser engraving.

17. The process of claim 11 wherein said smooth surface portion is formed by mirror polishing.

18. The process according to claim 11, characterized in that the paint film (7) is metallized with a metal film (8) by means of a vacuum plating process.

19. The process of claim 11, wherein the primer is a paint containing epoxy acrylic resin and having a solid content of 15-20%.

Technical Field

The invention relates to the technical field of air conditioners, in particular to a decoration and a processing method thereof, and an air conditioner comprising the decoration.

Background

The decoration that the light is dumb with the body adopts plastics or aluminium system material more, and present plastics and aluminium decoration all have dumb face and the obscure problem of plain noodles effect.

The plastic decoration is prepared by the process of electroplating smooth silver and then covering the smooth surface and spraying frosted metallic paint. The process has the advantages of high difficulty in fixing and spraying shielding, high technical requirement on workers, low efficiency and yield and high cost; when the matte surface is an arc surface, the spraying precision is low, and the prepared decorative part parting surface has bonding marks, so that the appearance is influenced.

For the aluminum decorative part, the matte effect is made by firstly carrying out whole sand blasting, and then the bright surface is cut. When the radian of two ends of the decorating part is large, five-axis machine equipment is needed for cutting, the processing cost is high, the width of a cutting surface is uneven, the consistency of the appearance of a product is poor, the yield is low, the material cost of the aluminum part is high, the hardness is large, and the assembling and clamping of the decorating part and the whole machine are difficult.

Disclosure of Invention

The invention solves the problem of how to provide a decorative piece with obvious matte surface and smooth surface effects and a processing method thereof.

In order to solve the problems, the invention provides the decorating part, wherein the surface of the decorating part is coated with a paint film, and the thickness of the paint film is smaller than the etching depth of the matte surface of the decorating part.

The present invention provides a decorative item comprising: the decorative piece is a same body with a glossy surface and a matte surface, the glossy surface and the matte surface are coated with paint films, and the thickness of the paint films is smaller than the texture depth of the matte surface.

Through the structure, the thickness of the paint film is smaller than the etching depth of the matte surface of the decorating part, so that the matte surface of the decorating part is not covered by the paint film, and a better matte surface effect is ensured.

In an embodiment of the present invention, the thickness of the paint film is 1/10 to 1/5 of the depth of texture.

In an embodiment of the invention, the depth of the texture is 50 microns and the thickness of the paint film is 5-10 microns.

In an embodiment of the invention, the paint film is plated with a metal film, and the thickness of the metal film is smaller than the texture depth of the matte surface of the decorative part.

In an embodiment of the present invention, the thickness of the metal film is 1/25 to 1/10 of the depth of the texture.

In an embodiment of the present invention, the depth of the texture is 50 micrometers, and the thickness of the metal film is 2 to 5 micrometers.

In an embodiment of the present invention, the decoration member is a decoration strip, and the decoration strip includes: a straight portion, and arc portions at both ends of the straight portion.

In an embodiment of the present invention, the side surfaces of the straight portion and the arc portion facing the same side are smooth surfaces.

The present invention also provides an air conditioner, comprising: an indoor unit, the indoor unit comprising: the decoration piece.

In an embodiment of the present invention, the indoor unit further includes: the air conditioner comprises a panel and a middle frame, wherein an air outlet is formed in the middle frame;

the decoration piece is fixed on one side of the panel close to the air outlet and is positioned between the panel and the middle frame.

The invention also provides a processing method of the decorating part, which comprises the following steps:

providing a mold, wherein the cavity surface of the mold is divided into a smooth surface part and a dummy surface part;

making an injection molded part with the mold, the injection molded part comprising: a smooth surface corresponding to the smooth surface part and a dummy surface corresponding to the dummy surface part;

coating a primer on the surface of the injection molding part to form a paint film, wherein the thickness of the paint film is smaller than the texture depth of the matte surface;

and plating a metal film on the paint film, wherein the thickness of the metal film is less than the texture depth of the matte surface.

In an embodiment of the present invention, the thickness of the paint film is 1/10 to 1/5 of the depth of texture.

In an embodiment of the invention, the depth of the texture is 50 microns and the thickness of the paint film is 5-10 microns.

In an embodiment of the present invention, the thickness of the metal film is 1/25 to 1/10 of the depth of the texture.

In an embodiment of the present invention, the depth of the texture is 50 micrometers, and the thickness of the metal film is 2 to 5 micrometers.

In an embodiment of the present invention, the dummy surface portion is a frosted fine dummy surface formed by laser engraving.

In an embodiment of the present invention, the smooth surface portion is formed by mirror polishing.

In an embodiment of the invention, the paint film is metallized with a vacuum plating process.

In the embodiment of the invention, the primer adopts paint which contains epoxy acrylic resin and has the solid content of 15-20%.

Drawings

FIG. 1 is a front view of a first embodiment trim piece of the present disclosure.

FIG. 2 is a top view of a first embodiment trim piece of the present disclosure.

FIG. 3 is a side view of a first embodiment trim piece of the present disclosure.

Fig. 4 is a schematic structural view of a glossy surface and a matte surface of a decorative piece according to a first embodiment of the disclosure.

Fig. 5 is a schematic structural view of an indoor unit of an air conditioner according to a second embodiment of the present disclosure.

Fig. 6 is a schematic structural view of a decoration detached from an indoor unit of an air conditioner according to a second embodiment of the present disclosure.

FIG. 7 is a flow chart of a method of manufacturing a decorative element according to a third embodiment of the present invention.

Description of reference numerals:

1-a decorative piece; 2-a straight portion; 3-an arc-shaped part; 4-smooth surface; 5-a dummy surface; 6-a substrate; 7-paint film; 8-a metal film; 9-middle frame; 10-a panel; 11-an air outlet; 12-UV gloss oil layer.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.

The first embodiment of the disclosure provides a decorative part which is light and dumb and adopts a plastic material. The decorative part of the embodiment is prepared by a plastic product metallization process, and can be widely applied to the fields of automobiles, electronic products and the like by coating a plastic substrate with primer and then coating a layer of metal film.

The garnish 1 of the present embodiment, as shown in fig. 1, 2, and 3, is used for decorating an air conditioner and can be mounted on an indoor unit of the air conditioner. This decoration 1 is the ornamental strip, and the ornamental strip includes: a straight portion 2, and arc portions 3 at both ends of the straight portion 2. Straight portion 2 is the bar, the arc portion 3 and straight 2 integrated into one piece in portion at both ends.

The decoration 1 of the embodiment is a light and dumb body, and the surface of the decoration 1 is divided into a smooth surface 4 and a dumb surface 5. The straight portion 2 and the two arc portions 3 face the same side face to be a smooth face 4, and the rest portions are dummy faces 5. For the decorative element 1 shown in fig. 1, the lower side surfaces of the straight portion 2 and the two curved portions 3 facing downwards are smooth surfaces 4, and the rest are matt surfaces 5. Of course, the present embodiment is not limited to this, and the portions of the smooth surface 4 and the matte surface 5 of the decoration 1 may be interchanged, or any portion of the decoration 1 is the smooth surface 4, and the rest is between the matte surfaces 5.

The decoration 1 of the present embodiment is made of plastic material, such as ABS plastic, but the present embodiment is not limited thereto, and may be made of plastic materials such as PC, PP, PE, PMMA, and the like.

As shown in fig. 4, the decorative part 1 of the present embodiment has a glossy surface 4 and a matte surface 5 formed on a plastic base material 6. The smooth surface 4 and the dummy surface 5 are coated with primer to form a paint film 7, and the paint film 7 of the smooth surface 4 and the dummy surface 5 are plated with a metal film 8. And spraying UV gloss oil on the metal film 8 to form a UV gloss oil layer 12.

In this embodiment, the thickness of the paint film 7 is less than the depth of the texture of the decorative matte 5. Wherein, the thickness of the paint film 7 and the texture depth of the dummy surface 5 are both micrometer magnitude. In one example, the paint film 7 has a thickness of only 1/10 to 1/5 of the depth of the texture.

In this embodiment, the texture of the dummy surface 5 may be formed by etching, but the invention is not limited thereto, and the texture of the dummy surface 5 may be formed by other methods.

In this embodiment, the thickness of the metal film 8 is less than the depth of the texture of the decorative matte surface 5. Wherein the thickness of the metal film 8 is also in the order of micrometers. In one example, the thickness of metal film 8 is 1/25-1/10 of the texture depth of matte 5.

When the texture depth of the matte surface 5 is 50 microns, the thickness of the paint film 7 can be 5-10 microns, and the thickness value of the metal film 8 can be 2-5 microns. Because the thicknesses of the paint film 7 and the metal film 8 are smaller than the texture depth of the dummy surface 5 of the decorating part, the dummy surface 5 of the decorating part 1 is not covered by the paint film 7 and the metal film 8, so that a better dummy surface effect is ensured, and the texture requirement of the dummy surface 5 is met.

In this embodiment, the thickness of the UV varnish layer 12 may be 10 to 15 microns, and the UV varnish layer 12 may protect the metal film 8 and increase the gloss of the glossy surface 4, thereby improving the wear resistance, chemical resistance, aging resistance, and other properties of the decorative part.

In the decorative part 1 of the present embodiment, the primer is a paint containing epoxy acrylic resin and having a solid content of 15-20%.

The primer adopted by the embodiment can meet the thickness requirement of the paint film 7, can also enhance the connection strength between the metal film 8 and the plastic substrate 6, and increases the stability of the metal film 8, so that the metal film 8 can be kept for a long time and is not easy to fall off, and meanwhile, the primer paint adopting the components can meet the texture requirements of the smooth surface 4 and the matt surface 5.

The metal film 8 plated on the smooth surface 4 can be made of metal material such as gold, silver, copper, chromium, etc. The decoration 1 plated with the metal film 8 increases the luster and the metal texture of the surface of the decoration 1, so that the decoration 1 has a high-gloss effect.

Therefore, the decoration 1, the smooth surface 4 and the matte surface 5 are integrally formed and made of plastic materials, so that the material cost is reduced, and a better matte surface effect and a high glossy surface effect can be ensured.

The second embodiment of the present disclosure provides an air conditioner, which includes an indoor unit, and the indoor unit includes the decoration 1 of the above embodiments.

As shown in fig. 5, the indoor unit further includes: a base, a middle frame 9 and a panel 10.

The base is provided with a heat exchanger, a cross flow fan and other components. One side of the base forms a base air outlet, which is generally rectangular. After the indoor unit is installed, one side of the indoor unit forming the base air outlet faces the ground, and the indoor unit supplies air to the indoor through the base air outlet.

The middle frame 9 is installed on the base, and an air outlet 11 is formed at the position corresponding to the air outlet of the base. The outlet 11 is in the same shape as the outlet of the base, and forms an outlet of the indoor unit together with the outlet of the base, and the outlet 11 is generally rectangular. The air deflector can rotate around the long side direction of the air outlet 11 under the driving of the driving device. After the indoor unit is installed, the air deflector can swing up and down to change the wind direction of the air outlet 11.

The middle frame 9 is also provided with an air inlet, a filter screen is arranged at the air inlet, and the heat exchanger on the base is positioned between the air inlet of the middle frame 9 and the cross-flow fan.

In the indoor unit of this embodiment, air enters from the air inlet of the middle frame 9 to form an airflow, the airflow is filtered by the filter screen and exchanges energy with the heat exchanger, and then the airflow is sent out from the air outlet 11 by the cross-flow fan.

In this embodiment, as shown in fig. 5 and 6, the decoration 1 is fixed on the panel 10 near the air outlet 11 and is located between the panel 10 and the middle frame 9.

After the decoration 1 is installed in the indoor set, because the decoration 1 runs through the side of straight portion 2 and two arc portions 3 and is plain noodles 4, the rest is dumb face 5, consequently, the plain noodles 4 of decoration 1 can expose in the outside of indoor set, can beautify the outward appearance of indoor set like this, promotes user's impression.

A third embodiment of the present invention provides a method of manufacturing a decorative element, the method being used to manufacture the decorative element of the first embodiment. The processing method of the embodiment is a process of coating a base in a thin mode and polishing a high surface, and can ensure that the decorating part has a good matte surface effect and a high surface effect.

As shown in fig. 7, the processing method of the present embodiment includes:

step S301: providing a mold, wherein the cavity surface of the mold is divided into a smooth surface part and a dummy surface part;

step S302: making an injection molded part with the mold, the injection molded part comprising: a smooth surface 4 corresponding to the smooth surface portion, and a dummy surface 5 corresponding to the dummy surface portion;

step S303: coating a primer on the surface of the injection molding part to form a paint film 7, wherein the thickness of the paint film 7 is smaller than the texture depth of the matte surface 5;

step S304: electroplating a metal film 8 on the paint film 7 of the smooth surface 4 and the dummy surface 5, wherein the thickness of the metal film 8 is less than the texture depth of the dummy surface 5;

step S305: and spraying a UV gloss oil layer 12 on the metal film 8 to prepare the glossy and matte decoration.

In step S301, a mold for injection molding is first provided. The mold generally comprises: the core pulling device comprises a core pulling structure, a fixed die base plate, a hot runner plate, square irons, ejector pin panels, ejector pin bottom plates, a movable die bottom plate and the like.

The fixed die assembly, the square iron, the thimble panel, the thimble bottom plate and the movable die bottom plate form a movable die mechanism. The core-pulling structure generally comprises: the injection molding machine comprises a fixed template, a fixed cavity, a movable core and a movable template, wherein the movable cavity and the fixed cavity are provided with cavity surfaces, and an injection molding piece is subjected to injection molding in a cavity between the cavity surfaces.

In this embodiment, in order to make the injection molded part have a smooth surface and a matte surface, the cavity surface of the mold is divided into a smooth surface portion and a matte surface portion, which are respectively used for forming a smooth surface 4 and a matte surface 5 of the injection molded part. When the garnish 1 shown in fig. 1 is prepared, the portions of the cavity surfaces corresponding to the side surfaces passing through the straight portion 2 and the two arcuate portions 3 of the garnish 1 are smooth surface portions, and the remaining portions of the cavity surfaces are dummy surface portions.

In this embodiment, the dummy surface portion of the cavity surface is a frosted fine dummy surface formed by laser engraving, but this embodiment is not limited thereto, and other processes may be used to prepare the dummy surface portion of the cavity surface. The texture depth of the dummy portion of the facets is on the order of microns, specifically the texture depth of the dummy portion may be 50 microns.

The facets were mirror polished on the polished sections, with mirror polishing being rated a0, a1, a2, A3, etc., and corresponding surface roughness of Ra0-Ra 1. In this embodiment, the mirror surface grade of the smooth surface portion is required to be a1, the surface roughness corresponding to the mirror surface grade a1 is ra0.016 micrometers, and the facet surface is polished by using the third-grade diamond polishing paste as the surface polishing material.

In step S302, the injection molded part is processed by using the mold provided in step S201, and a plastic material is injected into the cavity of the mold to be processed into an injection molded part.

The cavity surface of the mold is divided into a smooth surface part and a dummy surface part, the injection molding part is integrally provided with a smooth surface 4 and a dummy surface 5, the smooth surface 4 corresponds to the smooth surface part of the cavity surface, and the dummy surface 5 corresponds to the dummy surface part of the cavity surface. The texture depth of the dummy face 5 is on the order of microns, and specifically, when the texture depth of the dummy face portion of the facets is 50 microns, the texture depth of the dummy face 5 is also 50 microns.

After the injection molded part is prepared, step S303 coats the surface of the injection molded part with primer to form a paint film 7, and the thickness of the paint film 7 is smaller than the texture depth of the dummy surface 5. The present embodiment may apply the primer using spray coating or other processes.

In the embodiment, the primer adopts paint with the components of epoxy acrylic resin and the solid content of 15-20%. The primer adopted by the embodiment can meet the thickness requirement of the paint film 7, can also enhance the connection strength between the metal film 8 and the plastic substrate 6, and increases the stability of the metal film 8, so that the metal film 8 can be kept for a long time and is not easy to fall off, and meanwhile, the primer paint adopting the components can meet the texture requirements of the smooth surface 4 and the matt surface 5.

The thickness of the paint film 7 is 1/10-1/5 of the texture depth of the matte surface 5, and when the texture depth of the matte surface 5 is 50 microns, the thickness of the paint film 7 is 5-10 microns.

After the primer is sprayed, step S304 is to coat a metal film 8 on the paint film 7 of the smooth surface 4 and the matte surface 5, that is, the smooth surface 4 and the matte surface 5 are integrally coated with the metal film 8. In this embodiment, the thickness of the metal film 8 is less than the depth of the texture of the matte decorative surface 5. Wherein the thickness of the metal film 8 is also in the order of micrometers. In one example, the thickness of metal film 8 is 1/25-1/10 of the texture depth of matte 5. When the texture depth of the matte surface 5 is 50 microns, the thickness of the metal film 8 may have a value of 2-5 microns.

The smooth surface 4 may be plated with a metal film 8 using a vacuum plating process. The metal film 8 plated on the smooth surface 4 can be made of metal material such as gold, silver, copper, chromium, etc. The decoration 1 plated with the metal film 8 increases the luster and the metal texture of the surface of the decoration 1, so that the decoration 1 has a high-gloss effect.

Because the thickness of the paint film 7 and the metal film 8 is smaller than the texture depth of the dummy surface 5, the paint film 7 and the metal film 8 can not cover the texture of the dummy surface 5, so that a better dummy surface effect can be ensured, and the texture requirement of the dummy surface 5 can be met.

In step S305, the thickness of the UV varnish layer 12 may be 10 to 15 microns, and the UV varnish layer 12 may protect the metal film 8, increase the gloss of the smooth surface 4, and improve the wear resistance, chemical resistance, aging resistance, and the like of the decoration.

Therefore, the processing method of the embodiment is a thin primer coating and high gloss surface process, the primer, the metal film coating and the UV gloss oil layer spraying are integrally coated on the glossy surface and the matte surface, the problem that the glossy surface and the matte surface need to be separately treated in the traditional process is solved, the process difficulty is low, the batch production is facilitated, the production efficiency and the yield are improved, and the cost is reduced. The appearance effect of the product processed by the embodiment is controllable and stable; the application range of the processing method is not limited by the appearance of the part, and the processing method is beneficial to large-scale application and popularization.

Although the present invention is disclosed above, the present invention is not limited thereto. Various changes and modifications may be effected therein by one skilled in the art without departing from the spirit and scope of the invention as defined in the appended claims.