CN107670925A

CN107670925A - Method for producing shell, housing and electronic equipment

Info

Publication number: CN107670925A
Application number: CN201710909969.4A
Authority: CN
Inventors: 杨光明; 孙文峰; 袁于才
Original assignee: Guangdong Oppo Mobile Telecommunications Corp Ltd
Current assignee: Guangdong Oppo Mobile Telecommunications Corp Ltd
Priority date: 2017-09-29
Filing date: 2017-09-29
Publication date: 2018-02-09
Anticipated expiration: 2037-09-29
Also published as: CN107670925B

Abstract

The embodiment of the present application discloses a kind of method for producing shell, housing and electronic equipment, wherein, method for producing shell includes：First, there is provided a housing, and the outer surface of housing is processed by shot blasting；Oxidation processes are carried out to the housing outer surface after the polishing, form oxide-film；Coloured based on the oxide-film, to generate oxide layer；Spray painting at least once is carried out to the housing outer surface after the oxidation processes to handle, and forms at least one layer of skin of paint in the housing outer surface, the skin of paint is formed in the oxide layer.The embodiment of the present application skin of paint is located at the outermost layer of housing outer surface, can make it that surface of shell is smooth and high, fingerprint not easy to stick, housing outer surface can be kept clean and tidy.

Description

Method for producing shell, housing and electronic equipment

Technical field

The application is related to technical field of electronic equipment, and in particular to a kind of method for producing shell, housing and electronic equipment.

Background technology

At present, electronic equipment, the raw material that for example mobile phone, the housing of tablet personal computer prepare processing is usually aluminium, and business The aluminium being commercially available then due to its rigidity the problems such as can not directly use.Need to carry out multiple working process to raw material aluminium Shell structure needed for formation.However, after housing processing of the prior art, housing outer surface easily glues fingerprint.

The content of the invention

The embodiment of the present application provides a kind of method for producing shell, housing and electronic equipment, it is possible to reduce housing outer surface Viscous fingerprint.

In a first aspect, the embodiment of the present application provides a kind of method for producing shell, the housing is applied in electronic equipment, institute Stating method for producing shell includes：

One housing is provided；

The outer surface of the housing is processed by shot blasting；

Oxidation processes are carried out to the housing outer surface after the polishing, form oxide-film；

Coloured based on the oxide-film, to generate oxide layer；

Spray painting at least once is carried out to the housing outer surface after the oxidation processes to handle, and is formed in the housing outer surface At least one layer of skin of paint, the skin of paint are formed in the oxide layer.

Second aspect, the embodiment of the present application also provide a kind of housing, and the housing uses housing making side as described above Method is formed.

The third aspect, the embodiment of the present application additionally provide a kind of housing, and applied in electronic equipment, the housing includes phase Inner surface and outer surface to setting, the housing include oxide layer and skin of paint, and the oxide layer is formed in the housing On outer surface, the skin of paint is formed in the oxide layer.

Fourth aspect, the embodiment of the present application additionally provide a kind of electronic equipment, including housing and body, and the housing is set On the body, the housing is housing as described above.

The method for producing shell that the embodiment of the present application provides, first, there is provided a housing, and the outer surface of housing is thrown Light processing；Oxidation processes are carried out to the housing outer surface after the polishing, form oxide-film；Carried out based on the oxide-film Coloring, to generate oxide layer；Spray painting at least once is carried out to the housing outer surface after the oxidation processes to handle, in the housing Outer surface forms at least one layer of skin of paint, and the skin of paint is formed in the oxide layer.The embodiment of the present application skin of paint is located at The outermost layer of housing outer surface, it can make it that surface of shell is smooth and high, fingerprint not easy to stick, housing outer surface can be kept Neatly.

Brief description of the drawings

In order to illustrate more clearly of the technical scheme in the embodiment of the present application, make required in being described below to embodiment Accompanying drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present application, for For those skilled in the art, on the premise of not paying creative work, it can also be obtained according to these accompanying drawings other attached Figure.

Fig. 1 is the structural representation for the electronic equipment that the embodiment of the present application provides.

Fig. 2 is the structural representation for the housing that the embodiment of the present application provides.

Fig. 3 is the structural representation for the bonnet that the embodiment of the present application provides.

Fig. 4 is profiles of the Fig. 3 in A-A directions.

Fig. 5 is another profiles of the Fig. 3 in A-A directions.

Fig. 6 is another profiles of the Fig. 3 in A-A directions.

Fig. 7 is another profiles of the Fig. 3 in A-A directions.

Fig. 8 is another profiles of the Fig. 3 in A-A directions.

Fig. 9 is another structural representation for the housing that the embodiment of the present application provides.

Figure 10 is another structural representation for the bonnet that the embodiment of the present application provides.

Figure 11 is another structural representation for the electronic equipment that the embodiment of the present application provides.

Figure 12 is the schematic flow sheet for the bonnet preparation method that the embodiment of the present application provides.

Figure 13 is the schematic flow sheet for the spray painting processing that the embodiment of the present application provides.

Embodiment

Below in conjunction with the accompanying drawing in the embodiment of the present application, the technical scheme in the embodiment of the present application is carried out clear, complete Site preparation describes.Obviously, described embodiment is only some embodiments of the present application, rather than whole embodiments.It is based on Embodiment in the application, the every other implementation that those skilled in the art are obtained under the premise of creative work is not made Example, belong to the scope of the application protection.

In the description of the present application, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer ", " up time The orientation or position relationship of the instruction such as pin ", " counterclockwise " are based on orientation shown in the drawings or position relationship, are for only for ease of Describe the application and simplify to describe, rather than indicate or imply that signified device or element must have specific orientation, Yi Te Fixed azimuth configuration and operation, therefore it is not intended that limitation to the application.In addition, term " first ", " second " are only used for Purpose is described, and it is not intended that instruction or hint relative importance or the implicit quantity for indicating indicated technical characteristic. Thus, " first " is defined, the feature of " second " can be expressed or implicitly includes one or more feature. In the description of the present application, " multiple " are meant that two or more, unless otherwise specifically defined.

, it is necessary to illustrate in the description of the present application, unless otherwise clearly defined and limited, term " installation ", " phase Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；Can To be mechanical connection or electrical connection or can mutually communicate；Can be joined directly together, can also be by between intermediary Connect connected, can be connection or the interaction relationship of two elements of two element internals.For the ordinary skill of this area For personnel, the concrete meaning of above-mentioned term in this application can be understood as the case may be.

In this application, unless otherwise clearly defined and limited, fisrt feature second feature it " on " or it " under " Can directly it be contacted including the first and second features, it is not directly to contact but pass through it that can also include the first and second features Between other characterisation contact.Moreover, fisrt feature second feature " on ", " top " and " above " to include first special Sign is directly over second feature and oblique upper, or is merely representative of fisrt feature level height and is higher than second feature.Fisrt feature exists Second feature " under ", " lower section " and " following " fisrt feature that includes are immediately below second feature and obliquely downward, or be merely representative of Fisrt feature level height is less than second feature.

Following disclosure provides many different embodiments or example is used for realizing the different structure of the application.In order to Simplify disclosure herein, hereinafter the part and setting of specific examples are described.Certainly, they are only example, and And purpose does not lie in limitation the application.In addition, the application can in different examples repeat reference numerals and/or reference letter, This repetition is for purposes of simplicity and clarity, between itself not indicating discussed various embodiments and/or setting Relation.In addition, this application provides various specific techniques and material examples, but those of ordinary skill in the art can be with Recognize the application of other techniques and/or the use of other materials.

The embodiment of the present application provides a kind of method for producing shell, housing and electronic equipment.It will carry out respectively below detailed Explanation.

In the present embodiment, will be described from the angle of bonnet preparation method, the method for producing shell can form shell Body, the housing can be set in the electronic device, such as mobile phone, tablet personal computer, palm PC (Personal Digital Assistant, PDA) etc..

Refer to the structural representation that 1, Fig. 1 is the electronic equipment that the embodiment of the present application provides.The electronic equipment 1 includes shell Body 10, display screen 20, printed circuit board 30, battery 40.

Referring to Fig. 2, Fig. 2 is the structural representation for the housing that the embodiment of the present application provides.Wherein, the housing 10 can wrap Cover plate 11, center 12 and bonnet 13 are included, cover plate 11, center 12 and bonnet 13 are mutually combined to form the housing 10, and the housing 10 has There is the confined space formed by cover plate 11, center 12 and bonnet 13, to accommodate display screen 20, printed circuit board 30, battery 40 Deng device.In certain embodiments, the lid of cover plate 11 is set on center 12, and the lid of bonnet 13 is set on center 12, cover plate 11 and bonnet 13 are located at the opposite face of center 12, and cover plate 11 and bonnet 13 are oppositely arranged, and the confined space of housing 10 is located at cover plate 11 and bonnet Between 13.

Wherein, cover plate 11 can be transparent glass cover plate.In some embodiments, cover plate 11 can be with such as blue precious Glass cover-plate made of the materials such as stone.Wherein, center 12 can be metal shell, such as aluminium alloy center 12.Need what is illustrated It is that the material of the embodiment of the present application center 12 is not limited to this, other manner can also be used, such as：Center 12 can ceramics Center, glass center.For another example：Center 12 can be plastic cement center.Also such as：Center 12 can be metal and plastic cement phase interworking The structure of conjunction, plastic portions and being molded on sheet metal can be formed.Wherein, bonnet 13 can be with metal back cover, such as aluminium Alloy bonnet.

Also referring to Fig. 3, Fig. 3 is the structural representation for the bonnet that the embodiment of the present application provides.The bonnet 13 can wrap The inner surface 131 being oppositely arranged and outer surface 132 are included, the inner surface 131 of the bonnet 13 forms shell close to center 12 and cover plate 11 The inner surface of body 10, the outer surface 132 of the bonnet 13 is away from center 12 and cover plate 11, the outer surface of formation housing 10.The bonnet 13 can also include opening 133, and the opening 133 can install camera.

Also referring to Fig. 4, Fig. 4 is profiles of the Fig. 3 in A-A directions.Bonnet 13a can include bonnet substrate 137, Oxide layer 134 and skin of paint 136.

Wherein, bonnet substrate 137 can use aluminium, such as aluminium alloy.The bonnet substrate 137 includes the He of inner surface 131 Outer surface 132, the inner surface of the bonnet substrate 137 can be understood as the inner surface of bonnet 13, and the bonnet substrate 137 is outer Surface can be understood as the outer surface before bonnet is not aoxidized, painted etc..

Wherein, oxide layer 134 is formed on the outer surface 132 of bonnet substrate 137.The oxide layer 134 can be by once Oxidation forms layer of oxide layer 134.Such as：Monochrome oxidation forms the oxide layer 134, specifically can be by being carried out after oxidation technology Coloring is formed.It should be noted that in some embodiments, it is also possible to formed using oxidation twice or oxidation more than twice Multilayer oxide layer.

Such as：Referring to Fig. 5, Fig. 5 is another profiles of the Fig. 3 in A-A directions.Fig. 5 and Fig. 4 difference is：Bonnet 13b oxide layer 134 includes two layers, i.e. the first oxide layer 1341 and the second oxide layer 1342.First oxide layer 1341 is formed On the outer surface 132 of bonnet substrate 137, the second oxide layer 1342 is formed in the first oxide layer 1341, in certain embodiments, The part that second oxide layer can be covered only in the first oxide layer.First oxide layer 1341 and the second oxide layer 1342 can To increase the adhesion with skin of paint 136.Wherein, the sandwich construction on oxide layer, is no longer illustrated one by one herein.One In a little embodiments, first oxide layer can be colored oxide layer, and the second oxide layer can also be colored oxide layer.First oxygen The color for changing layer can be different from the color of the second oxide layer, can also be identical.Wherein, skin of paint 136 is formed in oxide layer 134 On, oxide layer 134 is between skin of paint 136 and bonnet substrate 137.In certain embodiments, can be sprayed in oxide layer 134 One layer of paint forms the skin of paint 136.The skin of paint 136 is located at the outermost layer of the outer surface of bonnet 13, and its surface is smooth, no Fingerprint easy to stick, exterior surface cleaning is smooth after can keeping.

It should be noted that in some embodiments, it is also possible to two layers of paint or more than two layers are sprayed in oxide layer 134 Paint, to form two layers of skin of paint or multilayer skin of paint.Such as：Referring to Fig. 6, Fig. 6 is another sections of the Fig. 3 in A-A directions Figure.Fig. 6 and Fig. 4 difference is：Bonnet 13c skin of paint 136 includes the first skin of paint 1361 and the second skin of paint 1362.Should First skin of paint 1361 is formed in oxide layer 134, and second skin of paint 1362 is formed on the first skin of paint 1361.It is real one Apply in example, the thickness of the second skin of paint 1362 is more than the thickness of the first skin of paint 1361, such as the thickness of the second skin of paint 1362 For 8um, the thickness of the first skin of paint 1361 is 6um.It should also be noted that, the second skin of paint 1362 and the first skin of paint 1361 Certain error amount is there may be in process of production, for example error amount is 0.3um.Second skin of paint and the first skin of paint thickness Setting can to rear exterior surface provide preferably protection, produce stereovision, and cause two layers of skin of paint between bond more Step up close.

For another example：Referring to Fig. 7, Fig. 7 is another profiles of the Fig. 3 in A-A directions.Fig. 7 and Fig. 4 difference is：Afterwards Lid 13d skin of paint 136 includes the first skin of paint 1361, the second skin of paint 1362 and the 3rd skin of paint 1363.First paint Layer 1361 is formed in oxide layer 134, and second skin of paint 1362 is formed on the first skin of paint 1361, the 3rd skin of paint 1363 form on the second skin of paint 1362.Formed in oxide layer 134 two layers or three layers of skin of paint can increase oxide layer and The adhesion of skin of paint, to the protecting effect of bonnet more preferably.In certain embodiments, the 3rd skin of paint 1363, the second skin of paint 1362 and first the thickness of skin of paint 1361 equal thickness is reduced successively, for example the thickness of the 3rd skin of paint 1363 is 10um, second The thickness of skin of paint 1362 is 8um, and the thickness of the first skin of paint 1361 is 6um.3rd skin of paint, the second skin of paint and the first oil The setting of thickness of paint layer can provide rear exterior surface preferably protection, and more step up so that being bonded between three layers of skin of paint It is close.

In certain embodiments, the skin of paint can be with transparent setting.It should be noted that when skin of paint is at least two layers When, wherein at least one layer of skin of paint can be with transparent setting.Using colored oxide layer as appearance face color.

In certain embodiments, referring to Fig. 8, Fig. 8 be Fig. 4 in another profile in A-A directions, Fig. 8 and Fig. 4 difference It is：The outer surface of bonnet 13e bonnets substrate 137 forms concaveconvex structure 1371, and the concaveconvex structure 1371 can pass through sand-blasting machine Formed by the way of sandblasting so that the outer surface of bonnet substrate 137 is cleaned, be coarse, and then can increase to be formed and be tied in the bumps Adhesion on structure 1371 between oxide layer 134 and skin of paint 136.

It should be noted that the structure of the bonnet is not limited to this, such as：Bonnet can include two layers or multilayer aoxidizes Layer, two layers or multilayer skin of paint.For another example：Bonnet can include two layers or multilayer oxide layer, two layers or multilayer skin of paint.Compare again Such as：Bonnet can include two layers or multilayer oxide layer, two layers or multilayer skin of paint.It should be noted that oxide layer and paint The number of plies between layer changes within the protection domain of the embodiment of the present application, no longer illustrates one by one herein.

It should be noted that the structure of the embodiment of the present application housing is not limited to this, such as, referring to Fig. 9, Fig. 9 is this Apply for another structural representation for the housing that embodiment provides.Wherein, the housing 10a shown in Fig. 9 includes cover plate 16 and bonnet 17. In certain embodiments, the directly lid of cover plate 16 is set on bonnet 17, and cover plate 16 and bonnet 17 are mutually combined to form housing 10a, Housing 10a has the confined space formed by cover plate 16 and bonnet 17, to accommodate display screen 20, printed circuit board 30, electricity The grade device of pond 40.Compared to the housing 10 shown in Fig. 2, housing 10a does not include center, or perhaps by the He of center 12 in Fig. 2 Bonnet 13 is integrally formed to form the structure of a bonnet 17 (certainly, can also be named as middle frame structure herein).Specifically, refer to figure 10, Figure 10 be another structural representation for the bonnet that the embodiment of the present application provides.In certain embodiments, bonnet 17 includes interior table Face 171 and outer surface 172, inner surface 171 and outer surface 172 are oppositely arranged, and form the whole surface of bonnet 17.The bonnet 17 Each Rotating fields can refer to bonnet 13, will not be repeated here.

Wherein, the printed circuit board 30 is installed in the housing 10, and the printed circuit board 30 can be the master of electronic equipment 1 Plate, antenna, motor, microphone, camera, light sensor, receiver and processing can be integrated with printed circuit board 30 The functional units such as device.In certain embodiments, the printed circuit board 30 is fixed in housing 10.Specifically, the printed circuit board 30 can be screwed on center 12 by screw, can also be fitted on using card by the way of buckle on center 12.It should be noted that The mode that the embodiment of the present application printed circuit board 30 is specifically fixed on center 12 is not limited to this, can with other manner, than Such as by way of buckle and screw are fixed jointly.

Wherein, the battery 40 is installed in the housing 10, and battery 40 is electrically connected with the printed circuit board 30, with to electronics Equipment 1 provides power supply.Housing 10 can be as the battery cover of battery 40.Housing 10 covers battery 40 to protect battery 40, specifically Be that bonnet 13 covers battery 40 to protect battery 40, reduce battery 40 due to electronic equipment 1 collision, fall etc. and be subject to Damage.

Wherein, the display screen 20 is installed in the housing 10, meanwhile, the display screen 20 is electrically connected on printed circuit board 30, To form the display surface of electronic equipment 1.The display screen 20 includes viewing area 14 and non-display area 15.The viewing area 14 can With for showing the picture of electronic equipment 1 or carry out touching manipulation etc. for user.The top area of the non-display area 15 is opened If for the perforate of sound and light conduction, the functions such as fingerprint module, touch controlled key can be set on the bottom of non-display area 15 Component.Wherein the cover plate 11 is installed on display screen 20, to cover display screen 20, is formed and the identical viewing area of display screen 20 And non-display area, viewing area that specifically can be refering to display screen 20 and non-display area.

It should be noted that the structure of the display screen 20 is not limited to this.For example the display screen can be comprehensive screen or different Property screen, specifically, refer to Figure 11, Figure 11 is another structural representation for the electronic equipment that the embodiment of the present application provides.Figure 11 In electronic equipment and Fig. 1 in the difference of electronic equipment be：Non-display area 15a is formed directly on display screen 20a, For example it is arranged to transparent configuration in display screen 20a non-display area 15a, so that optical signal passes through, or directly in display screen 20a non-display area is opened up for structures such as the perforate of light conduction or breach, can be by front camera, photoelectric sensor etc. Non-display area position is arranged at, so that front camera is taken pictures, photoelectric sensor detects.Viewing area 14a is paved with electronics Equipment 1a whole surfaces.It should be noted that the device such as housing 10, printed circuit board 30 and battery 40 in electronic equipment 1a Above content can be referred to, will not be repeated here.

In order to further describe the shell structure of the embodiment of the present application, carried out specifically by taking method for producing shell as an example below It is bright.It should be noted that method for producing shell can specifically include bonnet preparation method, center preparation method.Housing system below Make method to illustrate by taking bonnet preparation method as an example, it is to be understood that the embodiment of the present application method for producing shell is simultaneously unlimited In bonnet.

Also referring to Figure 12, Figure 12 is the schematic flow sheet for the bonnet preparation method that the embodiment of the present application provides.After this Lid preparation method comprises the following steps：

In a step 101, there is provided a bonnet.The bonnet can be metal material, such as aluminium, further, such as aluminium Alloy.It should be noted that the bonnet can be directly commercially available, sheet fabrication can also be obtained, such as to aluminium alloy plate The PROCESS FOR TREATMENTs such as material is forged and pressed, timeliness obtain.

Wherein, the bonnet can include inner surface and the outer surface being oppositely arranged, and the bonnet and its inner surface, outer surface can Refering to above content, will not be repeated here.

In a step 102, the outer surface of bonnet is processed by shot blasting.So that rear exterior surface is smooth.

In certain embodiments, can be real to rear exterior surface by the way of machinery, chemistry, electrochemistry or ultrasonic wave etc. Now polish.To cause the reduction of bonnet surface roughness, to obtain bright, flat surface rear exterior surface.Wherein, chemical polishing Mode is to carry out regular dissolving to rear exterior surface to reach smooth.Wherein, electrochemical polish mode is by bonnet appearance Face is negative electrode as anode, insoluble petal, and the two poles of the earth are invaded in electrolytic cell simultaneously, leads to direct current and produces selective anode Solution, so that the increase of bonnet exterior surface gloss degree is big.The mode wherein mechanically polished is by exterior surface after cutting so that Exterior surface plastic deformation removes the convex portion after polishing and obtains even surface afterwards.The mode of wherein ultrasonic polishing is to put bonnet Enter in abrasive suspension and be placed in together in ultrasound field, by the oscillation action of ultrasonic wave, abrasive material is ground in workpiece surface Polishing.

In certain embodiments, before being processed by shot blasting to the outer surface of bonnet, first rear exterior surface can be entered Row grinding process, then the rear exterior surface after grinding process is processed by shot blasting again, makes polishing better so that Exterior surface is more smooth afterwards.Here, it should be noted that the grinding process can be understood as to thick before polishing plus Work.I.e., it is possible to first carry out once thick polishing to rear exterior surface, then once carefully polished, complete polishing.

In step 103, oxidation processes are carried out to the rear exterior surface after polishing, forms oxide-film.

In certain embodiments, oxidation processes at least once can be carried out to the rear exterior surface after polishing, with shape Into oxide-film.

It should be noted that in some embodiments, it is also possible to after polishing rear exterior surface carry out twice or Oxidation processes more than twice, to form at least two layers of oxide-film.

At step 104, coloured based on oxide-film, to generate oxide layer.

Coloring treatment is carried out after oxidation, and then forms required appearance color.For example it can be formed blue or red Color.

In one embodiment, should be coloured based on oxide-film, after generating oxide layer, in addition to the outer surface Physical vapour deposition (PVD) process is carried out, with the outer surface forming film layer.

In step 105, carry out spray painting at least once to the rear exterior surface after oxidation processes to handle, lid is outer in the rear Surface forms at least one layer of skin of paint.The skin of paint is formed in oxide layer.The skin of paint is located at the outermost layer of rear exterior surface, Its surface is smooth, and fingerprint not easy to stick, exterior surface cleaning is smooth after can keeping.

In certain embodiments, once spray painting processing can be carried out in oxide layer, forms one layer of skin of paint, can also be The processing of spray painting two or more times is carried out in oxide layer, forms two layers or more than two layers of skin of paint.

In certain embodiments, after rear exterior surface after the oxidising treat-ment carries out spray painting processing, can be to bonnet outside Surface is toasted, and can use high-temperature baking, and the paint drying for being sprayed on rear exterior surface is formed into skin of paint.For example dry Roasting temperature is 80 degree, baking time is rear exterior surface to be toasted in 1 hour.Said below by taking processing of painting twice as an example It is bright, Figure 13 is referred to, Figure 13 is the schematic flow sheet for the spray painting processing that the embodiment of the present application provides.The technique mistake of spray painting processing Journey includes：

In step 1051, first time spray painting processing is carried out to the rear exterior surface after the oxidation processes.At oxidation Rear exterior surface after reason carries out first time spray painting, sprays celluloid paint.

In step 1052, the rear exterior surface after handling first time spray painting carries out first time baking processing, in bonnet Outer surface forms the first skin of paint.Spray painting processing for the first time and baking processing can increase oxide layer and first time spray paint Adhesion.

In step 1053, the rear exterior surface after handling first time baking carries out second of spray painting processing.First Rear exterior surface after secondary baking processing carries out second of spray painting processing, sprays celluloid paint.

In step 1054, the rear exterior surface after handling second of spray painting carries out second of baking processing, outside bonnet Surface forms the second skin of paint, and the second skin of paint is formed on the first skin of paint.

In certain embodiments, first skin of paint and the second skin of paint are that celluloid paint is formed.Need what is illustrated It is that it is that clean oil enamelled coating is also possible to have one layer in the first skin of paint and the second paint.

In certain embodiments, rear exterior surface that can be after polishing carries out blasting treatment, with bonnet appearance Face forms concaveconvex structure.Then oxidation processes are carried out on the rear exterior surface with concaveconvex structure again.The concaveconvex structure can be with Increase the adhesion between oxide layer and skin of paint.

In summary, the bonnet preparation method that the embodiment of the present application provides, can sequentially form oxidation in rear exterior surface Layer, one layer or two layers or multilayer skin of paint, skin of paint forms the outermost layer in rear exterior surface, its highlight surface, penetrating so that Its surface is smooth, fingerprint not easy to stick, and exterior surface is clean and tidy after can keeping.

It will be understood by those skilled in the art that the structure of the electronic equipment 1 shown in Fig. 1 is not formed to electronic equipment 1 Restriction.Electronic equipment 1 can be included than illustrating more or less parts, either combine some parts or different portions Part is arranged.Electronic equipment 1 can also include memory, bluetooth module etc., will not be repeated here.

Method for producing shell, housing and the electronic equipment provided above the embodiment of the present application is described in detail, this Apply specific case in text to be set forth the principle and embodiment of the application, the explanation of above example is only intended to Help understands the application.Meanwhile for those skilled in the art, according to the thought of the application, in embodiment and answer With there will be changes in scope, in summary, this specification content should not be construed as the limitation to the application.

Claims

1. a kind of method for producing shell, the housing is applied in electronic equipment, it is characterised in that the method for producing shell bag Include：

One housing is provided；

The outer surface of the housing is processed by shot blasting；

Coloured based on the oxide-film, to generate oxide layer；

Spray painting at least once is carried out to the housing outer surface after the oxidation processes to handle, and is formed at least in the housing outer surface One layer of skin of paint, the skin of paint are formed in the oxide layer.

2. method for producing shell according to claim 1, it is characterised in that the outer surface to the housing is thrown After the step of light processing, in addition to：

Blasting treatment is carried out to the housing outer surface, a sandblasting face is formed in the housing outer surface.

3. method for producing shell according to claim 2, it is characterised in that outside the housing to after the oxidation processes After surface carries out the processing of spray painting at least once, the method for producing shell also includes：

Housing outer surface after handling the spray painting at least once carries out once baking and handled, and is formed in the housing outer surface One layer of skin of paint.

4. method for producing shell according to claim 1, it is characterised in that outside the housing to after the oxidation processes Surface carries out spray painting at least once and handled, the housing outer surface forms at least one layer of skin of paint the step of, including：

The processing of spray painting twice is carried out to the housing outer surface after the oxidation processes, two layers of paint is formed in the housing outer surface Layer.

5. method for producing shell according to claim 4, it is characterised in that outside the housing to after the oxidation processes Surface carry out spray painting twice processing, the housing outer surface formed two layers of skin of paint the step of, including：

First time spray painting processing is carried out to the housing outer surface after the oxidation processes；

Housing outer surface after handling the first time spray painting carries out first time baking processing, is formed in the housing outer surface First skin of paint；

Housing outer surface after handling the first time baking carries out second of spray painting processing；

Housing outer surface after handling second of spray painting carries out second of baking processing, is formed in the housing outer surface Second skin of paint, second skin of paint are formed on first skin of paint.

6. method for producing shell according to claim 5, it is characterised in that the thickness of second skin of paint is more than described First skin of paint.

7. method for producing shell according to claim 5, it is characterised in that outside the housing to after the oxidation processes Surface is carried out the step of spray painting processing for the first time, including：

To the housing outer surface spraying layer of transparent paint after the oxidation processes.

8. method for producing shell according to claim 5, it is characterised in that after the processing to the first time baking Housing outer surface is carried out the step of second of spray painting processing, including：

Housing outer surface spraying layer of transparent paint after handling the first time baking.

9. according to the method for producing shell described in any one of claim 1 to 5, it is characterised in that described to the outer of the housing Before the step of surface is processed by shot blasting, in addition to：

Grinding process is carried out to the outer surface of the housing；

The step of outer surface to the housing is processed by shot blasting specifically includes：

Housing outer surface after the grinding process is processed by shot blasting.

10. method for producing shell according to claim 1, it is characterised in that it is described to be coloured based on the oxide-film, After the step of to generate oxide layer, the housing outer surface to after the oxidation processes is painted the step of processing at least once Before rapid, the method for producing shell also includes：

Physical vapour deposition (PVD) process is carried out to the outer surface, with the outer surface forming film layer.

11. method for producing shell according to claim 1, it is characterised in that the housing is metal shell.

12. a kind of housing, applied in electronic equipment, it is characterised in that the housing is used as any in claim 1 to 11 The item method for producing shell is formed.

13. a kind of housing, applied in electronic equipment, it is characterised in that the housing includes the inner surface that is oppositely arranged and outer Surface, the housing include oxide layer and skin of paint, and the oxide layer is formed in the housing outer surface, the paint Layer is formed in the oxide layer.

14. housing according to claim 13, it is characterised in that the skin of paint includes the first skin of paint and the second paint Layer, second paint are formed on first skin of paint, and first skin of paint is formed in the oxide layer, and described the One skin of paint is between the oxide layer and second skin of paint.

15. housing according to claim 14, it is characterised in that the thickness of second skin of paint is more than the described first oil The thickness of enamelled coating.

16. housing according to claim 13, it is characterised in that the transparent setting of skin of paint.

17. a kind of electronic equipment, it is characterised in that including housing and body, the housing is set on the body, the shell Body is the housing as described in claim 12 to 16.