CN102858100A - Electronic product shell and manufacturing method thereof - Google Patents
Electronic product shell and manufacturing method thereof Download PDFInfo
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- CN102858100A CN102858100A CN2011101761627A CN201110176162A CN102858100A CN 102858100 A CN102858100 A CN 102858100A CN 2011101761627 A CN2011101761627 A CN 2011101761627A CN 201110176162 A CN201110176162 A CN 201110176162A CN 102858100 A CN102858100 A CN 102858100A
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Abstract
The invention discloses an electronic product shell which comprises a base body, a vacuum coating layer and a middle paint layer, wherein the vacuum coating layer is formed on the surface of the base body and has metal texture and color gradient from the center to the periphery; the middle paint layer is formed on the vacuum coating layer; and patterns are formed on the vacuum coating layer. The invention also provides a manufacturing method of the electronic product shell. According to the electronic product shell and the manufacturing method thereof provided by the invention, the middle paint layer is formed after the laser engraving of the vacuum coating layer, and the cleaning process can be performed after the laser engraving; and since the vacuum coating layer has color gradient from the center to the periphery, the needs for colors of people are met.
Description
Technical field
The present invention relates to a kind of electronic product casing and manufacture method thereof, be specifically related to a kind of electronic product casing and manufacture method thereof with metal effect and color-grading.
Background technology
Along with popularizing of electronic product, the housing of single color and luster can't satisfy people's demand attractive in appearance to personalization, therefore enjoys favor such as colorful and the housing metal-like effect.For obtaining metal, multi colour effect, present electronic product uses the techniques such as plating, spraying to realize more.
Contain many toxic chemical substances in the common electrical depositing process, cause the blowdown processing cost higher, can serious environment pollution if deal with improperly then, spraying then can't realize the colorful effect that possesses simultaneously metal-like.
A kind of manufacture of casing of prior art comprises matrix, prime coat, vacuum coating, middle enamelled coating, top coat layer.Enamelled coating carries out laser engraving again in applying first on vacuum coating in its method, and causing carving the impurity, the dregs that produce can't discharge, thereby can only use the laser engraving trace to form pattern.Simultaneously, middle enamelled coating must use water white transparency paint just can reach corresponding effect, as adopts coloured middle enamelled coating then to be difficult to realize laser engraving.And vacuum coating is at whole matrix surface, and some technique can't realize gradual change metal-like effect; Some technique realizes that fade effect need to be by twice priming paint of spraying spray, and effect is bad, and yield is low, and complex process.
Summary of the invention
The present invention can not realize that for solving existing electronic product casing existing metal-like has again the problem of color-grading effect, thereby electronic product casing and the manufacture method thereof of a kind of metal effect and color-grading are provided.
For solving the problems of the technologies described above, the invention provides following technical scheme:
A kind of electronic product casing, it comprises a matrix, this electronic product casing also comprises: be formed at this matrix surface have metal-like and by the center to the vacuum coating of color-grading on every side, be formed at the middle enamelled coating on this vacuum coating; Be formed with pattern on the described vacuum coating.
The present invention also provides a kind of manufacture method of electronic product casing, comprises the steps: step 1: a matrix is provided, and this matrix is carried out surface decontamination process; Step 2: this matrix surface plating one have metal-like and by the center to around the vacuum coating of color-grading; Step 3: this vacuum coating of laser engraving forms pattern, and does decontamination and process; Step 4: enamelled coating in this vacuum coating forms.
Compared with prior art, the present invention has following beneficial effect: a kind of electronic product casing provided by the invention and manufacture method thereof, enamelled coating in behind the laser engraving vacuum coating, just forming, can carry out decontamination behind laser engraving processes, and vacuum coating by the center to around color-grading, satisfy people to the demand of color.
Description of drawings
Fig. 1 is embodiment of the invention electronic product casing schematic cross-section.
Fig. 2 is that embodiment of the invention edge hides the tool schematic cross-section.
Fig. 3 is the manufacture method flow chart of steps of embodiment of the invention electronic product casing.
Embodiment
In order to make technical problem solved by the invention, technical scheme and beneficial effect clearer, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, is not intended to limit the present invention.
Fig. 1 is embodiment of the invention electronic product casing schematic cross-section; A kind of electronic product casing is disclosed, it comprises a matrix 110, and this electronic product casing also comprises: be formed at these matrix 110 surfaces have metal-like and by the center to the vacuum coating 130 of color-grading on every side, be formed at the middle enamelled coating 140 on this vacuum coating 130; Be formed with pattern on the described vacuum coating 130.This structure is enamelled coating in just forming behind the laser engraving vacuum coating, can behind laser engraving, carry out decontamination and process, and vacuum coating by the center to color-grading on every side, satisfy people to the demand of color.
The matrix 110 of the embodiment of the invention can be the plastic substrates such as PC, ABS resin or PC+ glass fibre, PA+ glass fibre, PC+ABC; Also can use the metallic matrixes such as aluminium, zinc, magnesium alloy or stainless steel.In the present embodiment, between matrix 110 and vacuum coating 130, also be provided with prime coat 120.This prime coat 120 is the UV photo-curing paint.This prime coat 120 can increase the adhesion strength of material matrix and film plating layer, and increases the smoothness of matrix 110, makes electronic product casing can better embody metallic luster.On middle enamelled coating 140, also be provided with top coat layer 150.This top coat layer 150 is the UV photo-curing paint, provides the defencive functions such as scratch resistant, anticorrosion to vacuum coating 130, and can realize the various appearances effects such as Gao Guang, middle light and inferior light.
The material of embodiment of the invention vacuum coating 130 can be metal material, such as in indium, tin, aluminium, titanium, chromium, gold, vanadium, stainless steel or the indium stannum alloy any, or titanium carbide, titanium nitride, titanium oxide, silicon dioxide or aluminium oxide etc. have in metal appearance nonmetal any.This vacuum coating is gradual change vacuum coating, and metal-like weakens around product gradually.The part rete is removed by laser engraving, and the film plating layer that stays forms required pattern, can be pierced pattern.Because plated film adopts special gradual change coating process, this metal effect pattern and matrix do not have obvious line of demarcation, therefore can not feel very lofty, and can realize the metal effect pattern of arbitrary size and arbitrary shape.Fade effect is to install the edge additional to hide tool, directly by PVD(Physical Vapor Deposition, and physical vapour deposition (PVD)) form, technique is simple, and effect is good.
Fig. 2 is that embodiment of the invention edge hides the tool schematic cross-section; This edge hides tool and is made of base 2 and loam cake 1, and loam cake 1 adopts dismountable buckle-type to be connected with base 2.Be designed with the button bit corresponding with the electronic product casing buckle on the base 2, loam cake 1 middle part hollow out, the size that can regulate according to product needed the hollow out position.During plated film, the electronic product casing 3 that needs plated film is buckled on the tool base, covers again loam cake, then tool is installed on the hanger (five pawls/four paws), enter the PVD stove and carry out plated film.During plated film, hollow out position from the tool loam cake after the metal targets evaporation enters and is deposited on the product surface, because cover the loam cake border, and have between loam cake and product certain gap (1 ~ 6mm), but hollow out position plated metal, the position of covering then can't deposit, its position, boundary metal deposition is inhomogeneous, to thin, be the gradual change shape by thick, thereby realize gradual change metallization vacuum coating.Finish after the plated film, only need take away the tool loam cake, just can carry out next step operation, such as radium carving and middle lacquer, finish paint spraying etc.
The middle enamelled coating 140 of present embodiment is sprayed at this vacuum coating 130 surfaces.Should middle enamelled coating 140 be the PU hot curing varnish.Can be water white transparency or colored translucent.Light transmission rate in the colourless situation is higher, and product has stronger metal effect; If add colored mill base (such as blue, red, purple etc.) then can realize the chromatic metallic effect, colored transparency when translucent is 60%-90%, makes matrix obtain to be similar to the metal pattern effect of anodised multicolour and weight.
The present invention also provides a kind of manufacture method of electronic product casing, comprises the steps: step 1: a matrix is provided, and this matrix is carried out surface decontamination process; Step 2: this matrix surface plating one have metal-like and by the center to around the vacuum coating of color-grading; Step 3: this vacuum coating of laser engraving forms pattern, and does decontamination and process; Step 4: enamelled coating in this vacuum coating forms.Enamelled coating during the present invention just forms behind the laser engraving vacuum coating can carry out decontamination and process behind laser engraving, and vacuum coating by the center to color-grading on every side, satisfy people to the demand of color.Each process process below is described in detail in detail:
Step 1 a: matrix is provided, and this matrix is carried out surface decontamination process; This matrix 110 is that plastics also can use metal.This matrix 110 can be the plastic substrates such as PC, ABS resin or PC+ glass fibre, PA+ glass fibre, PC+ABC; Also can use the metallic matrixes such as aluminium, zinc, magnesium alloy or stainless steel.And matrix carried out the surface decontamination dust removal process.
Step 2: this matrix surface plating one have metal-like and by the center to around the vacuum coating of color-grading; Some embodiment can hide tool with edge shown in Figure 2 and be installed on the described matrix of step 1, and plating has the vacuum coating of metal-like on above-mentioned matrix.
Also comprise steps A after step 1: the matrix surface after decontamination is processed forms a prime coat, and makes its curing; This prime coat 120 is the UV photo-curing paint.This prime coat 120 can increase the adhesion strength of material matrix and film plating layer, and increases the smoothness of matrix 110, makes electronic product casing can better embody metallic luster.
Edge shown in Figure 2 can be hidden tool in the present embodiment and be installed on the above-mentioned matrix 110 that applies prime coat 120, plating vacuum coating 130 on the matrix 110 of the primer coating layer 120 in will above-mentionedly being contained in edge covering tool.The material of this vacuum coating 130 is any in indium, tin, aluminium, titanium, chromium, gold, vanadium, stainless steel or the indium stannum alloy, or titanium carbide, titanium nitride, titanium oxide, silicon dioxide, aluminium oxide etc. have in metal appearance nonmetal any.Vacuum coating 130 adopts evaporation, sputter plating or ion plating equal vacuum plated film mode to be formed on the prime coat 120.Then remove above-mentioned edge and hide tool, the vacuum coating 130 that obtains has the edge fade effect, naturally is transitioned into the metal effect of vacuum coating 130 from matrix 110 colors own.
Step 3: this vacuum coating of laser engraving forms pattern, and does decontamination and process; Forming required pattern at described vacuum coating 130, can be the pattern of hollow out, and this pattern is by laser engraving the part film plating layer to be removed to form; One decontamination dust setting is provided in the time of laser engraving, removes the impurity, the dregs that produce in the engraving process, avoid in follow-up spraying coating process, introducing dirty, also make depiction clear.
Step 4: enamelled coating in this vacuum coating forms.Enamelled coating 140 in above-mentioned figuratum vacuum coating 130 surface sprayings.Should middle enamelled coating 140 be the PU hot curing varnish.This transparent middle enamelled coating 140 can be colourless, also can be various translucent color, and such as blueness, redness, purple etc., transparency is 60%-90%.Light transmission rate in the colourless situation is higher, has stronger metal effect; Then can realize the chromatic metallic effect after adding colored mill base, can obtain different colors and transparency by interpolation kind and the ratio of regulating mill base, thereby can obtain the metal pattern of different colours and different depth effects.
After step 4, comprise step B: form a top coat layer 150 at middle enamelled coating; This top coat layer 150 is the UV photo-curing paint, provides the defencive functions such as scratch resistant, anticorrosion to vacuum coating 130, and can realize the various appearances effects such as Gao Guang, middle light and inferior light.
Above-mentioned electronic product casing passes through at base material 110 coating surfaces one vacuum coating 130; simultaneously at the required any decorative pattern of vacuum coating 130 engravings; then apply the middle enamelled coating 140 of any translucent color; last covering protection top coat layer 150; make this electronic product casing namely have colorful metallic luster effect, possess again any exquisite decorative pattern, also have the gradual transition effect of marginal portion; grace attractive in appearance, technique is simple.
The above only is preferred embodiment of the present invention, not in order to limiting the present invention, all any modifications of doing within the spirit and principles in the present invention, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.
Claims (17)
1. electronic product casing, it comprises a matrix, it is characterized in that, this electronic product casing also comprises:
Be formed at this matrix surface have metal-like and by the center to around the vacuum coating of color-grading;
Be formed at the middle enamelled coating on this vacuum coating;
Be formed with pattern on the described vacuum coating.
2. electronic product casing according to claim 1 is characterized in that, also is provided with prime coat between described matrix and vacuum coating.
3. electronic product casing according to claim 1 is characterized in that, also is provided with top coat layer on middle enamelled coating.
4. electronic product casing according to claim 1 is characterized in that, the material of described vacuum coating is metal or the nonmetallic materials with metal-like.
5. electronic product casing according to claim 4 is characterized in that, described metal is any in indium, tin, aluminium, titanium, chromium, gold, vanadium, stainless steel or the indium stannum alloy.
6. electronic product casing according to claim 4 is characterized in that, described nonmetal be in titanium carbide, titanium nitride, titanium oxide, silicon dioxide or the aluminium oxide any.
7. according to claim 1 to 6 arbitrary described electronic product casings, it is characterized in that described middle enamelled coating is water white transparency or colored translucent PU hot curing varnish.
8. electronic product casing according to claim 7 is characterized in that, described translucent transparency is 60%-90%.
9. the manufacture method of an electronic product casing is characterized in that, comprises the steps:
Step 1 a: matrix is provided, and this matrix is carried out surface decontamination process;
Step 2: this matrix surface plating one have metal-like and by the center to around the vacuum coating of color-grading;
Step 3: this vacuum coating of laser engraving forms pattern, and does decontamination and process;
Step 4: enamelled coating in above-mentioned vacuum coating forms.
10. the manufacture method of electronic product casing according to claim 9 is characterized in that, described step 2 comprises: the edge covering tool of middle hollow out is installed on the described matrix, and plating has the vacuum coating of metal-like on above-mentioned matrix.
11. the manufacture method of electronic product casing according to claim 9 is characterized in that, also comprise steps A after described step 1 before the step 2: the matrix surface after decontamination is processed forms a prime coat.
12. to the manufacture method of 11 each described electronic product casings, it is characterized in that according to claim 9 the material that forms this vacuum coating is metal or the nonmetallic materials with metal-like.
13., it is characterized in that described metal is any in indium, tin, aluminium, titanium, chromium, gold, vanadium, stainless steel or the indium stannum alloy according to the described electronic product casing of claim 12.
14. electronic product casing according to claim 12 is characterized in that, described nonmetal be in titanium carbide, titanium nitride, titanium oxide, silicon dioxide or the aluminium oxide any.
15. to the manufacture method of 11 each described electronic product casings, it is characterized in that according to claim 9, after described step 4, also comprise step B: form a top coat layer at middle enamelled coating.
16. to the manufacture method of 11 each described electronic product casings, it is characterized in that according to claim 9 described middle enamelled coating is water white transparency or colored translucent PU hot curing varnish.
17. the manufacture method of electronic product casing according to claim 16 is characterized in that, described translucent transparency is 60%-90%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110176162.7A CN102858100B (en) | 2011-06-28 | A kind of electronic product casing and manufacture method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110176162.7A CN102858100B (en) | 2011-06-28 | A kind of electronic product casing and manufacture method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102858100A true CN102858100A (en) | 2013-01-02 |
| CN102858100B CN102858100B (en) | 2016-12-14 |
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| CN105214922A (en) * | 2015-08-24 | 2016-01-06 | 联想(北京)有限公司 | Method and the electronic equipment of multiple level visual effect is formed in housing sidewall |
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