CN115402222A - Automobile interior part decoration strip and preparation process thereof - Google Patents

Abstract

The invention discloses an automobile interior part decorative strip and a preparation process thereof, belonging to the technical field of automobile interior parts, and comprising a decorative strip body and a decorative layer formed on the decorative strip body, wherein the decorative layer is coated on the outer surface of the decorative strip body through an enamel color process; the decoration layer comprises a brass base layer, an enamel color raw material layer and a polishing and calcining layer; the enamel color raw material layer is injected into the brass base layer, the polishing and calcining layers are arranged on the enamel color raw material layer at equal intervals, and the outer layer of the decorating layer is coated with the gold-plated layer. The decorative strip adopts the enamel color process, can reduce the application of the process chemical components of the decorative surface of the automotive interior decorative strip, adopts natural materials, and is energy-saving and environment-friendly; the decorative surface prepared by the preparation process is flat and transparent, has higher aesthetic degree, better rigidity, abrasion resistance and scraping resistance, and can meet the application requirements of various host factories on the surface process of the automobile interior decorative strip.

Description

Automobile interior part decoration strip and preparation process thereof

Technical Field

The invention belongs to the technical field of automotive interior parts, and particularly relates to an automotive interior part decorative strip and a preparation process thereof.

Background

With the provision of living standards of people, automobiles are commonly used by people, wherein automobile decoration parts are assembled on the frame of the automobile and used for decorating the environment in the automobile; in addition, the central control position of the automobile is generally provided with an inner decorative strip besides a plurality of necessary control keys, and the arrangement of the inner decorative strip not only plays a role in decoration, but also can be used for placing both hands of passengers and playing a role in protecting the central control position of the automobile.

Currently, decorative parts generally applied to automobiles are manufactured by an injection molding process to obtain decorative strips, and in order to decorate spaces in automobiles, paint is sprayed on the outer surfaces of the decorative strips to obtain the decorative parts for decorating automobiles. The paint spraying method is used for preparing the decorative layer of the automobile decoration part, and the decorative layer is coated on the surface of the decorative layer.

In the prior art, the automobile interior trim strip mainly comprises two main types, wherein one type is made of a strip-shaped thin-walled plate-shaped framework structure, and the interior trim strip with the structure is hard in hand feeling when touched due to hard texture; the other type of the inner decorative strip is formed by wrapping a soft material outside a plate-shaped framework, and although the inner decorative strip with the structure can avoid rigid touch hand feeling, the soft material is wrapped outside the framework structure in a bonding mode, and the problem that the inner decorative strip is easy to partially soften and collapse due to uneven bonding stress and insufficient framework support of the soft material is also caused, so that the problem of poor touch hand feeling is also caused.

In conclusion, the traditional automotive interior part is a pure appearance part and mainly used for decoration, the comfort requirement of people on the automobile is higher and higher along with the improvement of the life quality of people, and the traditional interior part cannot meet the requirements of people.

Disclosure of Invention

In order to overcome the defects in the prior art, the invention aims to provide the automobile interior part decorative strip and the preparation process thereof, which can avoid the defects of old and stale decorative surface process, environmental pollution and the like of the traditional automobile interior part decorative strip; the decorative strip adopts the enamel color process, can reduce the application of the process chemical components of the decorative surface of the automotive interior decorative strip, adopts natural materials, and is energy-saving and environment-friendly; the decorative surface prepared by the preparation process is flat and transparent, has higher aesthetic degree, better rigidity, abrasion resistance and scraping resistance, and can meet the application requirements of various host factories on the surface process of the automobile interior decorative strip.

The invention is realized by the following technical scheme:

in a first aspect, the invention provides an automotive interior part decorative strip, which comprises a decorative strip body and a decorative layer formed on the decorative strip body, wherein the decorative layer is coated on the outer surface of the decorative strip body through an enamel color process; the decoration layer comprises a brass base layer 1, an enamel color raw material layer 3 and a polishing and calcining layer 4; the brass base layer 1 is internally injected with an enamel color raw material layer 3, polishing and calcining layers 4 are arranged on the enamel color raw material layer 3 at equal intervals, and the outer layer of the decorating layer is coated with a gold-plated layer 5.

Further, the brass base layer is groove-shaped.

Further, the brass base layer 1 is coated with an anodized layer.

Further, the polishing calcination layers are arranged at equal intervals.

Further, the thickness range of the decorative layer is 2.8-3.4mm.

On the other hand, the invention also provides a preparation process of the decorative strip of the automobile interior part, which specifically comprises the following steps:

the method comprises the following steps: selecting a brass material as a brass base layer, carrying out anodic oxidation treatment on the surface of the brass base layer to form an anodic oxidation layer, and taking the treated anodic oxidation layer as a bottom support of the enamel color;

step two: enamel powder is coated on a brass collet to form an enamel color fetal germ layer;

step three: polishing the enamel color blank layer, injecting enamel color raw materials again after polishing, and calcining twice to form a polishing and calcining layer;

step four: bluing; adding enamel color raw materials locally by using a dropper;

step five: bluing, namely firing the carcass with the glaze applied points into a device;

step six: grinding, polishing and cleaning the fired tire body;

step seven: and carrying out gold plating treatment on the finished enamel color decorating part to form a gold plating layer.

Further, in the second step, the enamel powder is coated on a brass collet and is subjected to open flame welding at 800 degrees to form an enamel color fetal germ layer.

Furthermore, in the third step, the temperature of the two times of calcination is 500-600 ℃, and the calcined product is taken out after the whole body is red.

Further, in the third step, the polishing calcination layers are arranged at equal intervals.

Further, in the fifth step, the matrix coated with the glaze is fired into the device in a furnace fire of 700 ℃.

Compared with the prior art, the invention has the following advantages:

1. the automotive interior trim strip adopts the enamel color process, can reduce the application of the process chemical components of the decorative surface of the automotive interior trim strip, adopts natural materials, and is energy-saving and environment-friendly;

2. the decorative surface of the automotive interior decorative strip is flat and transparent, has jewelry luster, higher aesthetic degree, better rigidity, abrasion resistance and scratch resistance, and can meet the application requirements of various host factories on the surface process of the automotive interior decorative strip;

3. the enamel color process is adopted, and after the later-stage processing improvement, the process stability is good, the forming is fast, the production and the manufacture of the automobile interior decoration strip are facilitated, and the realizability is very strong.

Drawings

In order to more clearly illustrate the detailed description of the invention or the technical solutions in the prior art, the drawings that are needed in the detailed description of the invention or the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

Fig. 1 is a first schematic view of an automotive interior part trim strip of the present invention;

fig. 2 is a second schematic view of an automotive interior part molding of the present invention;

FIG. 3 is a schematic structural diagram of the decorative layer of the present invention;

FIG. 4 is a schematic flow chart of a manufacturing process of the decorative strip for automotive interior parts according to the present invention;

in the figure: brass base layer 1, anodic oxidation layer 2, enamel color raw material layer 3, polishing and calcining layer 4, and gold plating layer 5.

Detailed Description

For clearly and completely describing the technical scheme and the specific working process thereof, the specific implementation mode of the invention is as follows by combining the attached drawings of the specification:

in the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the second feature or the first and second features may be indirectly contacting each other through intervening media. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description of the specification, reference to the description of "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Example 1

As shown in fig. 1 and 2, the present embodiment provides an automotive interior part trim strip, including a trim strip body and a decorative layer formed on the trim strip body, wherein the decorative layer is coated on an outer surface of the trim strip body through an enamel color process;

as shown in fig. 3, the structure of the decorative layer of the present embodiment is described in detail; the decoration layer comprises a brass base layer 1, an enamel color fetal germ layer 3 and a polishing and calcining layer 4; the brass substrate 1 is internally injected with an enamel color blank layer 3, polishing and calcining layers 4 are arranged on the enamel color blank layer 3 at equal intervals, and the outer layer of the decorative layer is coated with a gold-plated layer 5.

In this embodiment, the brass substrate is groove-shaped, and the surface of the brass substrate is anodized to form an anodized layer, which is then used as a bottom support for the color enamel.

In this embodiment, the decorative layer has a thickness in the range of 2.8-3.4mm.

Example 2

As shown in fig. 4, a schematic flow chart of a manufacturing process of the decorative strip for automotive interior parts according to the embodiment is shown, and the manufacturing process specifically includes the following steps:

the method comprises the following steps: selecting a brass material as a brass base layer, carrying out anodic oxidation treatment on the surface of the brass base layer to form an anodic oxidation layer, and treating the anodic oxidation layer to form a bottom support of the enamel color;

step two: coating the enamel powder on a brass collet, and carrying out open flame welding at 800 ℃ to form an enamel color fetal germ layer;

step three: polishing the enamel color blank layer, injecting enamel color raw materials again after polishing, and calcining twice to form a polishing and calcining layer; the polishing and calcining layers are arranged at equal intervals;

the temperature of the two times of calcination is 500-600 ℃, and the whole body is taken out after being burnt to be red.

Step four: bluing; adding enamel color raw materials locally by using a dropper;

step five: and (4) bluing, namely firing the matrix coated with the glaze in a furnace fire of 700 ℃.

Step six: grinding, polishing and cleaning the fired tire body;

step seven: and carrying out gold plating treatment on the finished enamel color decorating part to form a gold plating layer.

The decorative strip for the automobile interior parts, which is prepared by the preparation process of the embodiment, can reduce the application of process chemical components on the decorative surface of the automobile interior decorative strip, adopts natural materials, and is energy-saving and environment-friendly; the decorative surface of the automobile interior decorative strip is smooth and transparent, has jewelry luster, higher attractiveness, better rigidity, abrasion resistance and scratch resistance, and can meet the application requirements of various host factories on the surface process of the automobile interior decorative strip.

The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, however, the present invention is not limited to the specific details of the above embodiments, and various simple modifications can be made to the technical solution of the present invention within the technical idea of the present invention, and these simple modifications are within the protective scope of the present invention.

It should be noted that the various technical features described in the above embodiments can be combined in any suitable manner without contradiction, and the invention is not described in any way for the possible combinations in order to avoid unnecessary repetition.

In addition, any combination of the various embodiments of the present invention is also possible, and the same should be considered as the disclosure of the present invention as long as it does not depart from the spirit of the present invention.

Claims (10)

1. The automobile interior part decorating strip is characterized by comprising a decorating strip body and a decorating layer formed on the decorating strip body, wherein the decorating layer is coated on the outer surface of the decorating strip body through an enamel color process; the decoration layer comprises a brass base layer (1), an enamel color raw material layer (3) and a polishing and calcining layer (4); the brass base layer (1) is internally injected with an enamel color raw material layer (3), polishing and calcining layers (4) are arranged on the enamel color raw material layer (3) at equal intervals, and the outer layer of the decorating layer is coated with a gold-plated layer (5).

2. The decorative strip for automobile interior parts as claimed in claim 1, wherein said brass-based layer is groove-shaped.

3. The decorative strip for automobile interior parts according to claim 1, wherein said brass-based layer 1 is coated with an anodized layer.

4. The decorative strip for automobile interior parts as claimed in claim 1, wherein said ground calcined layers are arranged at equal intervals.

5. The decorative strip for automobile interior parts as claimed in claim 1, wherein the decorative layer has a thickness in the range of 2.8 to 3.4mm.

6. The manufacturing process of the automobile interior part decorative strip as claimed in claim 1, characterized by comprising the following steps:

the method comprises the following steps: selecting a brass material as a brass base layer, carrying out anodic oxidation treatment on the surface of the brass base layer to form an anodic oxidation layer, and taking the treated anodic oxidation layer as a bottom support of the enamel color;

step two: enamel powder is coated on a brass bottom support to form an enamel color blank layer;

step three: polishing the enamel color blank layer, injecting enamel color raw materials again after polishing, and calcining twice to form a polishing and calcining layer;

step four: point blue; adding enamel color raw materials locally by using a dropper;

step five: bluing, namely firing the matrix coated with the glaze into a device;

step six: grinding, polishing and cleaning the fired tire body;

step seven: and carrying out gold plating treatment on the finished enamel color decorating part to form a gold plating layer.

7. The manufacturing process of the decorative strip for automobile interior parts according to claim 6, wherein in the second step, the enamel powder is coated on a brass base and is subjected to open flame welding at 800 ℃ to form enamel color fetal germ layer.

8. The process for producing a decorative strip for automobile interior parts as claimed in claim 6, wherein in the third step, the temperature of the two calcinations is 500 to 600 ℃, and the calcinations is carried out until the whole body becomes red and then taken out.

9. The process for producing an automotive interior part molding as claimed in claim 6, wherein in step three, said ground calcined layers are arranged at equal intervals.

10. The process for producing an automotive interior part decorative strip as claimed in claim 6, wherein in step five, said glaze-applied carcass is fired in a furnace of 700 ℃.

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