CN106163195A - Housing and manufacture method thereof - Google Patents
Housing and manufacture method thereof Download PDFInfo
- Publication number
- CN106163195A CN106163195A CN201510148314.0A CN201510148314A CN106163195A CN 106163195 A CN106163195 A CN 106163195A CN 201510148314 A CN201510148314 A CN 201510148314A CN 106163195 A CN106163195 A CN 106163195A
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- layer
- housing
- matrix alloy
- monoxide
- glazed
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Abstract
The present invention is applicable to material manufacturing technology field, it is provided that a kind of housing, it is characterised in that described housing includes that matrix alloy layer, described matrix alloy layer top are provided with the ceramic layer based on alloyed oxide, and described ceramic layer is formed by differential arc oxidation.The present invention also correspondingly provides a kind of manufacture of casing.Whereby, the present invention can make various terminal shell have good texture and the reliability of high-quality and heat dispersion.
Description
Technical field
The present invention relates to material manufacturing technology field, particularly relate to a kind of housing and manufacture method thereof.
Background technology
For mobile phone, shell includes that center and battery cover material are essentially plastic cement or metal or glass
Glass or zirconia ceramics.The single material capability of this kind of shell good and bad distinct, cause they appearance tactile impression or
Thermal diffusivity or reliability or designability Shortcomings.Such as, inexpensively but intensity is low and poor thermal conductivity for plastic cement；
Metal strength is higher, but good heat conductivity causes feel poor；Pure glass or pure pottery good hand touch but heat conductivity
Low being unfavorable for is dispelled the heat and fragility height.During in particular by plastic cement battery cover or vitreors electricity basin lid or ceramic electrical basin lid,
Typically requiring and conduct internal heat to metal center by means of heat conduction foam etc., such area of dissipation is little and golden
Belong to center feel poor.It addition, for glass or pottery, the intensity of plastic cement or aluminium alloy etc. is weak, difficult
With by thinning for the thickness of handset shell, for example, guarantee its intensity, the alloy mobile phone using the trade mark to be Al6063
It is thick that shell is at least 0.6mm；Use PC/ABS (Merlon and acrylonitrile-butadiene-styrene copolymer
And mixture, it is that the heat by Merlon (Polycarbonate) and polyacrylonitrile (ABS) alloy can
Plasticity plastic cement) time, its thickness is at least 1.2mm；If using glass or pottery, handset shell thickness can subtract
Few to about 0.4mm, but its hardness and intensity are high, and difficulty of processing is quite big, is easily broken and is difficult to molding
Labyrinth.
In summary, prior art there will naturally be inconvenience and defect in actual use, it is therefore necessary in addition
Improve.
Summary of the invention
For above-mentioned defect, it is an object of the invention to provide a kind of housing and manufacture method thereof, can make
Various terminal shells have good texture and the reliability of high-quality and heat dispersion.
To achieve these goals, the present invention provides a kind of housing, and described housing includes matrix alloy layer, institute
Stating matrix alloy layer top and be provided with the ceramic layer based on alloyed oxide, described ceramic layer passes through differential arc oxidation
Formed.
According to the housing of the present invention, described ceramic layer being additionally provided with glazed layer, described glazed layer comprises an oxidation
Manganese, lead monoxide, barium monoxide, a zinc oxide, tin ash, titanium dioxide, zirconium dioxide, three oxygen
Change at least one in two antimony and strontium monoxide material.
According to the housing of the present invention, described housing also includes thin layer, is located at the surface of described glazed layer, institute
Stating thin layer is to include silicon fluoride and silicone material.
According to the housing of the present invention, the thickness range of described matrix alloy layer is 0.3～1.0 millimeter.
According to the housing of the present invention, the thickness range of described ceramic layer is 15 microns～20 microns.
According to the housing of the present invention, the thickness of described glazed layer is 5 microns～10 microns.
According to the housing of the present invention, the material of described matrix alloy layer be aluminium alloy, magnesium alloy, rustless steel,
Any one in titanium alloy.
According to the housing of the present invention, described ceramic layer includes compacted zone and porous layer.
The present invention also provides for a kind of manufacture of casing, and described method includes:
Matrix alloy layer is polished；
Use double faced adhesive tape or spraying method to hide burnishing surface, use sandblast technology that matrix alloy layer is carried out sandblasting
Process；
Matrix alloy layer is carried out differential arc oxidation process, forms ceramic layer；
Use glaze oxidation technology, glaze adds manganese monoxide, lead monoxide, barium monoxide, an oxygen
Change zinc, tin ash, titanium dioxide, zirconium dioxide, antimony oxide and at least one material of strontium monoxide
Material carries out glaze oxidation processes, forms glazed layer；
Use anode oxidation process, comprise the thin layer of silicon fluoride and silicone material in glazed layer deposition.
According to the manufacture of casing of the present invention, described thin layer is by the weight hundred in anodic oxidation solution
Proportion by subtraction is the silicon fluoride of 0.1～1.0 and forms containing 0.02～0.15 mol/L siloxanes.
The present invention by carrying out process molding to matrix alloy, to form matrix alloy layer, then to this matrix
The differential arc oxidation line of alloy-layer carries out differential arc oxidation process, forms the ceramic layer based on alloyed oxide whereby.
Preferably, the present invention also arranges glazed layer on ceramic layer, glazed layer comprise manganese monoxide, lead monoxide,
Barium monoxide, a zinc oxide, tin ash, titanium dioxide, zirconium dioxide, antimony oxide and an oxidation
Strontiums etc. have at least one in the oxide material of high index of refraction, to improve glaze glossiness.It addition, be
Realize the excellent super hydrophobic functional of housing and self-cleaning function, in the final stage of glaze oxidation, deposit one layer
Fluorine-containing and siliceous thin film, to be split into self-cleaning thin layer.
Accompanying drawing explanation
Fig. 1 is the housing surface structure schematic diagram of one embodiment of the invention；
Fig. 2 is the housing section structural representation of one embodiment of the invention；
Fig. 3 is the ceramic layer structure schematic diagram of one embodiment of the invention；
Fig. 4 is the manufacture of casing flow chart of one embodiment of the invention.
Detailed description of the invention
In order to make the purpose of the present invention, technical scheme and advantage clearer, below in conjunction with accompanying drawing and reality
Execute example, the present invention is further elaborated.Only should be appreciated that specific embodiment described herein
Only in order to explain the present invention, it is not intended to limit the present invention.
The present invention manufactures metal based on traditional alloy grinding and polishing technology and sandblast technology on terminal enclosure surface
The mute consubstantiality of light is to realize high-quality sensation and vision.
Seeing Fig. 1, the present embodiment is as a example by the battery cover 11 of mobile terminal, and its periphery is side structure 12.
In embodiments of the invention, battery cover 11 and side structure 12 are aluminium alloy, magnesium alloy, rustless steel, titanium
The combination of any bi-material in alloy etc., such as battery cover 11 are aluminium alloy, and side structure 12 is difficult to understand
Family name's body rustless steel, the battery cover 11 shown in this figure is frosted finish effect, and side structure 12 is frosted finish effect.
It is contemplated that improve sensation and the visual effect of battery cover 11 (housing).
In conjunction with Fig. 2, housing at least includes matrix alloy layer 21 and ceramic layer 22.Wherein, matrix alloy layer
21 materials are any one in aluminium alloy, magnesium alloy, rustless steel, titanium alloy, specifically use hardware stamping,
The matrix alloy layer 21 of the five metals certain thickness housings of moulding process molding such as forging and stamping, die casting, CNC, and
According to different application demands, such as different size and the terminal of thickness, the thickness of described matrix alloy layer
Degree ranges preferably from 0.3～1.0mm.
Ceramic layer 22 is to be formed on the surface of matrix alloy layer 21, and this ceramic layer 22 is to be with alloyed oxide
Main ceramic layer, it is that matrix alloy layer 21 obtains after carrying out differential arc oxidation process, bottom ceramic layer 22
It it is still matrix alloy.In the actual course of processing, the thickness range of ceramic layer 22 can be according to matrix alloy layer 21
Thickness be set to 15um～20um.This special ceramal composite is used to manufacture terminal enclosure, really
Protect terminal enclosure feel and visual impression is ceramic effect, and possess the heat conduction that good anti-fragility can and be suitable for
Performance etc..Based on the Fourier's law [Δ Q=-κ (Δ T/ Δ x) A] in thermodynamics, for the mobile phone determined,
The heat flow density Δ Q transmitted in the x-direction and heat transfer area A determines that, therefore Fourier's law can turn
Being changed to α Δ T=-κ/Δ x, heat transfer rate is inversely proportional to and handset shell material with the thickness difference Δ x of handset shell
Heat conductivity κ is directly proportional.
Preferably, the surface of the ceramic layer 22 of the present invention is additionally provided with glazed layer 23, and it is to be aoxidized by glaze
PROCESS FOR TREATMENT is formed, and described glaze oxidation refers to product surface making one layer the thinnest well-proportioned close to glass
The material of glass state.Concrete, the glazed layer 23 of the present invention comprise manganese monoxide, lead monoxide, barium monoxide,
One zinc oxide, tin ash, titanium dioxide, zirconium dioxide, antimony oxide and strontium monoxide etc. have height
At least one in the oxide material of refractive index, is greatly improved glaze glossiness whereby.In concrete application,
The thickness of glazed layer 23 can be set to 5um～10um according to the thickness range of ceramic layer 22.
It addition, the ceramic layer 22 of the present invention has compacted zone 221 and porous layer 222, compacted zone 221 connects
Matrix alloy layer 21, multiplex to ceramic layer 22 protection, the multiple structure of porous layer 222 can make ceramic layer
22 are preferably combined with glazed layer 23.
Preferably, the housing of the present invention also includes thin layer 24, is located at the surface of described glazed layer 23, described
Thin layer 24 is to include silicon fluoride and silicone material, and described thin layer 24 has super hydrophobic functional and from clear
Clean function.Specifically, for realizing the excellent super hydrophobic functional of housing and self-cleaning function, aoxidize at glaze
After PROCESS FOR TREATMENT, deposit one layer of fluorine-containing and siliceous thin film at glazed layer 23, described thin layer 24 be by
0.1～1.0wt% silicon fluoride in anodic oxidation solution and containing 0.02～0.15mol/L silicone material composition.
Fig. 4 is the flow chart of inventive shell manufacture method, and the method includes:
Step S401, is polished matrix alloy layer.
Concrete, this step can be realized by grinder or miscellaneous equipment.And before polishing,
The five metals moulding process molded housings such as hardware stamping, forging and stamping, die casting, CNC can be used, if housing battery
Lid and surrounding side are different types of metal, then two kinds of metals use the side such as laser welding or hot melt riveting
Formula is bound up.After matrix alloy molding, then bakelite is used to design and produce grinding and polishing phone housing
Tool needed for alloy, and matrix alloy layer is processed by shot blasting.
Step S402, uses double faced adhesive tape or spraying method to hide burnishing surface, uses sandblast technology to matrix alloy
Carry out blasting treatment, the outer surface part of matrix alloy is fabricated to sandblasting effect.
Step S403, carries out differential arc oxidation process to matrix alloy layer, forms ceramic layer.Differential arc oxidation also known as
Make micro-plasma oxidation (Micro-Plasma Oxidation, MPO), be by electrolyte and corresponding electrical quantity
Combination, aluminum, magnesium, titanium and alloy surface thereof rely on arc discharge produce TRANSIENT HIGH TEMPERATURE high pressure, formed with
Substrate metal oxide is main high-quality intensified ceramic film.Matrix alloy layer, can shape after differential arc oxidation processes
Becoming and comprise the ceramic membrane of compacted zone and porous layer, its architectural feature is " inner compact layer+top layer is rough and uneven in surface porous "
Gradient-structure.
Step S404, uses glaze oxidation technology, adds manganese monoxide, lead monoxide, an oxygen in glaze
Change in barium, a zinc oxide, tin ash, titanium dioxide, zirconium dioxide, antimony oxide and strontium monoxide
At least one material carry out glaze oxidation processes, be greatly improved glaze glossiness, and form glazed layer.
Step S405, uses anode oxidation process, comprises silicon fluoride and silicone material in glazed layer deposition,
Form thin layer.
Specifically, for realizing the excellent super hydrophobic functional of housing and self-cleaning function, aoxidize at glaze
After-stage, deposits one layer of fluorine-containing and siliceous thin film, and described thin layer 24 is by anodic oxidation solution
0.1～1.0wt% silicon fluoride and containing 0.02～0.15mol/L silicone material composition.
In sum, the present invention by carrying out process molding to matrix alloy, to form matrix alloy layer, so
Afterwards this matrix alloy layer is carried out differential arc oxidation process, form the ceramic layer based on alloyed oxide whereby.
Preferably, the present invention also arranges glazed layer on ceramic layer, glazed layer comprise manganese monoxide, lead monoxide,
Barium monoxide, a zinc oxide, tin ash, titanium dioxide, zirconium dioxide, antimony oxide and an oxidation
Strontiums etc. have at least one in the oxide material of high index of refraction, to improve glaze glossiness.It addition, be
Realize the excellent super hydrophobic functional of housing and self-cleaning function, after glaze oxidation processes, deposit one layer and contain
Fluorine and siliceous thin film, to be split into thin layer.
Certainly, the present invention also can have other various embodiments, without departing substantially from present invention spirit and the feelings of essence thereof
Under condition, those of ordinary skill in the art work as can make various corresponding change and deformation according to the present invention, but
These change accordingly and deform the protection domain that all should belong to appended claims of the invention.
Claims (10)
1. a housing, it is characterised in that described housing includes matrix alloy layer, on described matrix alloy layer
Portion is provided with the ceramic layer based on alloyed oxide, and described ceramic layer is formed by differential arc oxidation.
Housing the most according to claim 1, it is characterised in that be additionally provided with glazed layer on described ceramic layer,
Described glazed layer comprises manganese monoxide, lead monoxide, barium monoxide, a zinc oxide, tin ash, dioxy
Change at least one in titanium, zirconium dioxide, antimony oxide and strontium monoxide material.
Housing the most according to claim 2, it is characterised in that described housing also includes thin layer, if
In the surface of described glazed layer, described thin layer is to include silicon fluoride and silicone material.
Housing the most according to claim 1, it is characterised in that the thickness model of described matrix alloy layer
Enclose is 0.3～1.0 millimeter.
Housing the most according to claim 1, it is characterised in that the thickness range of described ceramic layer is 15
Micron～20 microns.
Housing the most according to claim 2, it is characterised in that the thickness of described glazed layer be 5 microns～
10 microns.
Housing the most according to claim 1, it is characterised in that the material of described matrix alloy layer is aluminum
Any one in alloy, magnesium alloy, rustless steel, titanium alloy.
Housing the most according to claim 1, it is characterised in that described ceramic layer includes that compacted zone is with many
Aperture layer.
9. a manufacture of casing, it is characterised in that described method includes:
Matrix alloy layer is polished；
Use double faced adhesive tape or spraying method to hide burnishing surface, use sandblast technology that matrix alloy layer is carried out sandblasting
Process；
Matrix alloy layer is carried out differential arc oxidation process, forms ceramic layer；
Use glaze oxidation technology, glaze adds manganese monoxide, lead monoxide, barium monoxide, an oxygen
Change zinc, tin ash, titanium dioxide, zirconium dioxide, antimony oxide and at least one material of strontium monoxide
Material carries out glaze oxidation processes, forms glazed layer；
Use anode oxidation process, comprise the thin layer of silicon fluoride and silicone material in glazed layer deposition.
Manufacture of casing the most according to claim 9, it is characterised in that described thin layer be by
Percentage by weight in anodic oxidation solution is the silicon fluoride of 0.1～1.0 and contains 0.02～0.15 mol/L silicon
Oxygen alkane forms.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510148314.0A CN106163195A (en) | 2015-03-31 | 2015-03-31 | Housing and manufacture method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510148314.0A CN106163195A (en) | 2015-03-31 | 2015-03-31 | Housing and manufacture method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106163195A true CN106163195A (en) | 2016-11-23 |
Family
ID=57338037
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510148314.0A Pending CN106163195A (en) | 2015-03-31 | 2015-03-31 | Housing and manufacture method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106163195A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107087365A (en) * | 2017-05-09 | 2017-08-22 | 广东欧珀移动通信有限公司 | Metal center processing technology, metal center and electronic installation |
| CN108263054A (en) * | 2018-04-27 | 2018-07-10 | 苏州弗士曼精密机械有限公司 | A kind of automobile engine stainless steel |
| CN108989526A (en) * | 2018-08-15 | 2018-12-11 | 北京小米移动软件有限公司 | Casing and preparation method thereof, intelligent terminal |
| CN109023465A (en) * | 2018-08-17 | 2018-12-18 | 蔡文剑 | A kind of ceramic manual casing and preparation method thereof of differential of arc on metal surface oxidation |
| CN109023479A (en) * | 2018-08-31 | 2018-12-18 | 四川工程职业技术学院 | Resistance to high temperature oxidation and the titanium alloy composite material of hot salt corrosion and preparation method thereof |
| CN111182754A (en) * | 2020-01-19 | 2020-05-19 | Oppo（重庆）智能科技有限公司 | Electronic equipment shell, manufacturing method thereof and electronic equipment |
| CN112702458A (en) * | 2019-10-23 | 2021-04-23 | 华为技术有限公司 | Shell, preparation method thereof and terminal |
| WO2021141578A1 (en) * | 2020-01-08 | 2021-07-15 | Hewlett-Packard Development Company, L.P. | Covers for electronic devices |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080119244A1 (en) * | 2006-11-22 | 2008-05-22 | Rohit Malhotra | Aesthetic and protective case |
| CN101376989A (en) * | 2007-08-28 | 2009-03-04 | 汉达精密电子(昆山)有限公司 | On micro-arc oxidation metallic surface pattern preparing method |
-
2015
- 2015-03-31 CN CN201510148314.0A patent/CN106163195A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080119244A1 (en) * | 2006-11-22 | 2008-05-22 | Rohit Malhotra | Aesthetic and protective case |
| CN101376989A (en) * | 2007-08-28 | 2009-03-04 | 汉达精密电子(昆山)有限公司 | On micro-arc oxidation metallic surface pattern preparing method |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107087365A (en) * | 2017-05-09 | 2017-08-22 | 广东欧珀移动通信有限公司 | Metal center processing technology, metal center and electronic installation |
| CN108263054A (en) * | 2018-04-27 | 2018-07-10 | 苏州弗士曼精密机械有限公司 | A kind of automobile engine stainless steel |
| CN108989526A (en) * | 2018-08-15 | 2018-12-11 | 北京小米移动软件有限公司 | Casing and preparation method thereof, intelligent terminal |
| CN108989526B (en) * | 2018-08-15 | 2021-03-30 | 北京小米移动软件有限公司 | Casing, manufacturing method thereof and intelligent terminal |
| CN109023465A (en) * | 2018-08-17 | 2018-12-18 | 蔡文剑 | A kind of ceramic manual casing and preparation method thereof of differential of arc on metal surface oxidation |
| CN109023479A (en) * | 2018-08-31 | 2018-12-18 | 四川工程职业技术学院 | Resistance to high temperature oxidation and the titanium alloy composite material of hot salt corrosion and preparation method thereof |
| CN112702458A (en) * | 2019-10-23 | 2021-04-23 | 华为技术有限公司 | Shell, preparation method thereof and terminal |
| WO2021141578A1 (en) * | 2020-01-08 | 2021-07-15 | Hewlett-Packard Development Company, L.P. | Covers for electronic devices |
| CN111182754A (en) * | 2020-01-19 | 2020-05-19 | Oppo（重庆）智能科技有限公司 | Electronic equipment shell, manufacturing method thereof and electronic equipment |
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20161123 |