CN107708370A - Method for producing shell, housing and electronic equipment - Google Patents
Method for producing shell, housing and electronic equipment Download PDFInfo
- Publication number
- CN107708370A CN107708370A CN201710911332.9A CN201710911332A CN107708370A CN 107708370 A CN107708370 A CN 107708370A CN 201710911332 A CN201710911332 A CN 201710911332A CN 107708370 A CN107708370 A CN 107708370A
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- housing
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- producing shell
- silver powder
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/04—Metal casings
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0217—Mechanical details of casings
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Casings For Electric Apparatus (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
Abstract
The embodiment of the present application provides a kind of method for producing shell, housing and electronic equipment, and the method for producing shell includes：A metal shell is provided, the metal shell has a surface；Blasting treatment is carried out to the surface；Oxidation processes are carried out to the surface after blasting treatment；First area is determined on the surface；First spray painting processing is carried out to the surface, to form silver powder enamelled coating on the surface；Remove the part that the silver powder enamelled coating is located in the first area.The housing that the embodiment of the present application provides; due on the surface of housing formed with oxide layer; the surface second area formed with silver powder enamelled coating; so as to which the oxide layer, silver powder enamelled coating can play a protective role to housing; prevent housing from aoxidizing in use; namely the corrosion resistance of housing is improved, so as to improve the structural stability of housing.
Description
Technical field
The application is related to technical field of electronic equipment, more particularly to a kind of method for producing shell, housing and electronic equipment.
Background technology
At present, electronic equipment, the raw material that for example smart mobile phone, the housing of tablet personal computer prepare processing is usually aluminium, example
Such as aluminium alloy.The aluminium being commercially available then due to its rigidity the problems such as can not directly use, it is necessary to raw material aluminium
Carry out multiple working process and form required shell structure.However, because the surface of aluminium is easily oxidized, cause aluminum profile extrusion shape
Into housing can not meet the needs of electronic equipment.
The content of the invention
The embodiment of the present application provides a kind of method for producing shell, housing and electronic equipment, and the structure that can improve housing is steady
It is qualitative.
The embodiment of the present application provides a kind of method for producing shell, and the housing is used for electronic equipment, the housing making side
Method includes：
A metal shell is provided, the metal shell has a surface；
Blasting treatment is carried out to the surface, to form sandblasting face on the surface；
Oxidation processes are carried out to the surface after blasting treatment, to form oxide layer on the surface；
First area is determined on the surface；
First spray painting processing is carried out to the surface, to form silver powder enamelled coating on the surface；
Remove the part that the silver powder enamelled coating is located in the first area.
The embodiment of the present application also provides a kind of housing, and the housing is used for electronic equipment, and the housing uses above-mentioned housing
Preparation method is formed.
The embodiment of the present application also provides a kind of housing, and the housing is used for electronic equipment, and the housing has a surface, institute
Stating surface includes first area and second area, and the first area is sandblasting face, and the second area is formed with silver powder enamelled coating.
The embodiment of the present application also provides a kind of electronic equipment, and the electronic equipment includes housing, and the housing is above-mentioned shell
Body.
The housing that the embodiment of the present application provides, due on the surface of housing formed with oxide layer, second on the surface
Region, so as to which the oxide layer, silver powder enamelled coating can play a protective role to housing, prevents housing from making formed with silver powder enamelled coating
Aoxidized during, namely improve the corrosion resistance of housing, so as to improve the structural stability of housing, and then extended
The life-span of electronic equipment.
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 evident 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 first structural representation for the housing that the embodiment of the present application provides.
Fig. 3 is second of structural representation of the housing that the embodiment of the present application provides.
Fig. 4 is the close-up schematic view of a-quadrant in housing shown in Fig. 3.
Fig. 5 is the third structural representation for the housing that the embodiment of the present application provides.
Fig. 6 is the close-up schematic view of B area in housing shown in Fig. 5.
Fig. 7 is the first schematic flow sheet for the method for producing shell that the embodiment of the present application provides.
Fig. 8 is second of schematic flow sheet of the method for producing shell that the embodiment of the present application provides.
Fig. 9 is the third schematic flow sheet for the method for producing shell that the embodiment of the present application provides.
Figure 10 is the first the form schematic diagram of the housing of the embodiment of the present application offer in manufacturing process.
Figure 11 is second form schematic diagram of the housing of the embodiment of the present application offer in manufacturing process.
Figure 12 is the third form schematic diagram of the housing of the embodiment of the present application offer in manufacturing process.
Figure 13 is four kind form schematic diagram of the housing of the embodiment of the present application offer in manufacturing process.
Figure 14 is five kind form schematic diagram of the housing of the embodiment of the present application offer in manufacturing process.
Figure 15 is six kind form schematic diagram of the housing of the embodiment of the present application offer in manufacturing process.
Figure 16 is seven kind form schematic diagram of the housing of the embodiment of the present application offer in manufacturing process.
Figure 17 is eight kind form schematic diagram of the housing of the embodiment of the present application offer in manufacturing process.
Figure 18 is nine kind form schematic diagram of the housing of the embodiment of the present application offer in manufacturing process.
Figure 19 is ten kind form schematic diagram of the housing of the embodiment of the present application offer in manufacturing process.
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 electronic equipment.The electronic equipment can be that smart mobile phone, tablet personal computer etc. are set
It is standby.With reference to figure 1, electronic equipment 100 includes cover plate 10, display screen 20, circuit board 30 and housing 40.
Wherein, cover plate 10 is installed on display screen 20, to cover display screen 20.Cover plate 10 can be transparent glass cover plate.
In certain embodiments, cover plate 10 can be with glass cover-plates made of material such as sapphires.
Display screen 20 is arranged on housing 40, to form the display surface of electronic equipment 100.In certain embodiments, show
Screen 20 includes viewing area 21 and non-display area 22.Viewing area 21 is used for the information such as display image, text.Non-display area
22 not display informations.The bottom of non-display area 22 can set the functional units such as fingerprint module, touch-control circuit.
In certain embodiments, display screen 20 is LCDs or organic light-emitting diode (OLED) display screen.
Circuit board 30 is arranged on inside housing 40.Circuit board 30 can be the mainboard of electronic equipment 100.Can on circuit board 30
To be integrated with the functional units such as camera, proximity transducer and processor.Meanwhile display screen 20 can be electrically connected to circuit board
30。
In certain embodiments, it is provided with display control circuit on circuit board 30.The display control circuit is to display screen
20 output electric signals, with the display information of control display screen 20.
Housing 40 is used for the internal electronic element for accommodating electronic equipment 100, such as circuit board, battery etc..Meanwhile housing 40
Form the exterior contour of electronic equipment 100.
In certain embodiments, with reference to figure 2, Fig. 2 is the cuing open along P-P directions of housing 40 in electronic equipment 100 shown in Fig. 1
View.Wherein, housing 40 is metal shell.For example, the material of housing 40 can be aluminium, aluminium alloy or magnesium alloy etc..
It should be noted that in practical application, in electronic equipment 100 can on metal shell 40 the non-gold of attachment portion
Category.For example, adhere to working of plastics in the side of housing 40.Now, the part adhered on housing 40 can complete in housing 40
Afterwards, it is installed on housing 40.It is therefore to be understood that the non-metallic part adhered on housing 40 is not belonging to housing.In the application only
Metal shell is described.
Housing 40 has a surface 401.Wherein, surface 401 is the outer surface of housing 40, namely is used in electronic equipment 100
The visible one side in family.Wherein, the surface 401 can pass through blasting treatment, so as to which the surface 401 is formed as sandblasting face.
Formed with oxide layer 41 on the surface 401.The oxide layer 41 can aoxidize institute for the metal material of housing 40
Formed.For example, the material of housing 40 is aluminium alloy, then oxide layer 41 can be alundum (Al2O3).The thickness of oxide layer 41 can be with
For tens microns, such as 30 microns.Wherein, the thickness of housing 40 can be several millimeters, such as 4 millimeters.Therefore, on housing 40
Oxide layer 41 is very thin for housing 40.Formed by oxide layer 41 is aoxidized by the metal material of housing 40, because
The surface of this oxide layer 41 is still sandblasting face, and oxide layer 41 does not change the sandblasting face texture of the surface of shell 401.
A film layer 42 can be formed by physical gas-phase deposite method in the oxide layer 41.The thickness of the film layer 42
Thickness of the degree less than the oxide layer 41.For example, the thickness of film layer 42 can be 5 microns.Because film layer 42 uses physics
CVD method is formed, and film layer 42 is very thin, therefore film layer 42 does not interfere with the sandblasting of the surface of shell 401 yet
Face texture.It should be noted that necessary to the film layer 42 is not the housing 40.In some other embodiment, institute
Film layer 42 can not also be formed by stating the surface 401 of housing 40.
The surface 401 of housing 40 includes first area 402 and second area 403.The second area 403 formed with
Silver powder enamelled coating 43.Wherein, aluminium paint is one kind of metallic paint.Metallic paint refers to be added with the one of fine metal particle in base is painted
Kind air-curing coatings.For example, aluminium powder, copper powder etc. can be added in base is painted.Wherein, aluminium paint is and is added with base is painted
The metallic paint of aluminium powder.Silver powder is aluminium powder.Aluminium paint can show highlighted color and luster effect.
In the embodiment of the present application, the silver powder enamelled coating 43 of the second area 403 can be covered in the second area 403
Sandblasting face effect.So as to which the part (i.e. first area 402) on the surface 401 of the housing 40 is sandblasting face, has sandblasting face
Texture, the another part (i.e. second area 403) on surface 401 is silver powder enamelled coating, have aluminium paint highlighted color and luster effect.
It should be noted that although Fig. 2 shows that the surface 401 of housing 40 only includes two regions 402 and 403, but at it
In his some embodiments, surface 401 can also include multiple regions.For example, surface 401 can include three regions, four areas
Domain etc..
In certain embodiments, with reference to figure 3 and Fig. 4.Priming paint is could be formed with the second area 403 on the surface 401
Layer 44 and silver powder enamelled coating 43.The silver powder enamelled coating 43 covers the prime coat 44.Wherein, prime coat is the first of whole skin of paint
Layer, for improve other coatings adhesive force, increase other coatings richness, alkali resistance is provided, anti-corrosion function etc. is provided, together
When can ensure the uniform pickups of other coatings, whole skin of paint is played optimum efficiency.Prime coat 44 can be transparent priming,
So as to which the second area 403 still shows as the highlighted color and luster effect of silver powder enamelled coating 43.
In certain embodiments, with reference to figure 5 and Fig. 6.Priming paint is could be formed with the second area 403 on the surface 401
Layer 45, silver powder enamelled coating 43 and top coat layer 44.The silver powder enamelled coating 43 covers the prime coat 44, and the top coat layer 45 covers institute
State silver powder enamelled coating 43.Wherein, top coat layer is the final coating of whole skin of paint, namely is presented to the coating of user.Prime coat 44
Can be transparent with top coat layer 45, so as to which the second area 403 still shows as the highlighted color and luster effect of silver powder enamelled coating 43
Fruit.
The embodiment of the present application provide housing 40, due on the surface 401 of housing 40 formed with oxide layer 41, in the table
The second area 403 in face 401 is formed with silver powder enamelled coating 43, so as to which the oxide layer 41, silver powder enamelled coating 43 can rise to housing 40
To protective effect, prevent housing 40 from aoxidizing in use, namely improve the corrosion resistance of housing 40, so as to carry
The structural stability of high housing 40, and then extend the life-span of electronic equipment 100.
The embodiment of the present application also provides a kind of method for producing shell.The method for producing shell is used to produce housing.It is described
Housing can be used for above-mentioned electronic equipment 100.With reference to figure 7, the method for producing shell comprises the following steps：
S110 a, there is provided metal shell, the metal shell have a surface；
Wherein, in the manufacturing process of housing, a metal shell, housing 40 as shown in Figure 10 are provided first.The shell
Body 40 is metal shell.The thickness of the housing 40 can be several millimeters, such as 4 millimeters.The housing 40 has a surface
401.Surface 401 is the outer surface of housing 40, namely the visible one side of user in electronic equipment.
S120, blasting treatment is carried out to the surface, to form sandblasting face on the surface；
After getting housing 40, blasting treatment is carried out to the surface 401 of the housing 40, with the surface 401
Sandblasting face is formed, as shown in figure 12.
Wherein, blasting treatment refers to the process of the percussion cleaning using high speed sand flow and roughening matrix surface.Sandblasting
In processing, compressed air is used as power, to form high velocity spray beam by material spray (copper ore, quartz sand, diamond dust, iron sand, sea
Southern sand etc.) need workpiece surface to be processed is ejected at a high speed.Due to impact and shear action of the material spray to workpiece surface, make workpiece
Surface obtain required for roughness.After blasting treatment, there is necessarily coarse in the sandblasting face that the surface 401 is formed
Degree, therefore particle texture can be showed during the touch of user.
S130, oxidation processes are carried out to the surface after blasting treatment, to form oxide layer on the surface；
After the progress blasting treatment of surface 401 of housing 40, the surface 401 after blasting treatment can be aoxidized
Processing, to form oxide layer 41 on the surface, as shown in figure 13.
Specifically, oxidation processes can be carried out to the surface 401 of housing 40 by anode oxidation process.Wherein it is possible to will
The surface 401 of housing 40 is placed in electrolyte (for example, dilute sulfuric acid), then applies electric current to housing 40.Housing 40 is used as anode,
The material such as stereotype or carbon-point is set to realize the anodic oxidation of housing 40 as negative electrode in addition.After the completion of oxidation, you can in housing
40 surface forms oxide layer 41.The thickness of oxide layer 41 can be tens microns, such as 30 microns.
Formed by oxide layer 41 is aoxidized by the metal material of housing 40, therefore the surface of the oxide layer 41 is still
Sandblasting face, oxide layer 41 do not change the sandblasting face texture of the surface of shell 401.
S140, first area is determined on the surface；
Wherein, after the surface 401 of housing 40 forms oxide layer 41, first area 402 and second is determined on the surface 401
Region 403, as shown in figure 15.First area 402, the size of second area 403 can determine according to demand.For example, first
Region 402 can be the top half of housing 40, and second area 403 can be the latter half of housing 40.
S150, the first spray painting processing is carried out to the surface, to form silver powder enamelled coating on the surface；
After the surface 401 of housing 40 forms oxide layer 41, the first spray painting processing is carried out to the surface 401, with described
Surface 401 forms silver powder enamelled coating 43.The state that the surface 401 of housing 40 forms silver powder enamelled coating 43 may be referred to Figure 18.Wherein,
Raw material used in one spray painting processing can be aluminium paint.Wherein, aluminium paint is one kind of metallic paint.Metallic paint refers in paint base
In be added with fine metal particle a kind of air-curing coatings.For example, aluminium powder, copper powder etc. can be added in base is painted.Wherein,
Aluminium paint is the metallic paint that aluminium powder is added with base is painted.Silver powder is aluminium powder.Aluminium paint can show highlighted color and luster
Effect.After the completion of first spray painting processing, you can form silver powder enamelled coating 43 on the surface 401.
S160, remove the part that the silver powder enamelled coating is located in the first area.
After forming silver powder enamelled coating 43 on the surface 401 of housing 40, remove the silver powder enamelled coating 43 and be located at the first area
Part in 402, as shown in Figure 2.Specifically, machining process can be used to remove the upper silver powder enamelled coating 43 positioned at described
Part in first area 402.Struck off for example, the silver powder enamelled coating 43 is located at into the part in the first area 402.At it
In his some embodiments, chemical method or electrochemical method can also be used to remove the silver powder enamelled coating 43 and be located at described first
Part in region 402, the embodiment of the present application are not construed as limiting to this.
After removing the part that the silver powder enamelled coating 43 is located in the first area 402, the first area 402 it is exposed
Face is the oxide layer 41, and the surface of the oxide layer 41 is sandblasting face, and the exposed surface of the second area 403 is described
Silver powder enamelled coating 43.So as to which the part (i.e. first area 402) on the surface 401 of the housing 40 is sandblasting face, has sandblasting face
Texture, the another part (i.e. second area 403) on surface 401 is silver powder enamelled coating, have aluminium paint highlighted color and luster effect.
In certain embodiments, as shown in figure 8, step S140, determine first area on the surface after, the housing system
It is further comprising the steps of to make method：
S171, a shielding layer is sprayed in the first area.
Wherein, after determining first area 402 on the surface 401 of the housing 40, can be sprayed in the first area 402
One shielding layer 46, as shown in figure 16.The shielding layer 46 is used for the portion being located to the oxide layer 41 in the first area 402
Divide and covered, to avoid impacting the oxide layer in the first area 402 in subsequent fabrication process.
In certain embodiments, the shielding layer 46 is ink layer.
In certain embodiments, as shown in figure 8, step S171, the first area spray a shielding layer after, the shell
Body preparation method is further comprising the steps of：
S172, the second spray painting processing is carried out to the surface, to form prime coat on the surface.
After forming the shielding layer 46 in the first area 402, the surface 401 of the housing 40 can be carried out
Second spray painting is handled, to form prime coat 44 on the surface 401, as shown in figure 17.Raw material used in second spray painting processing
Can be priming paint.Wherein, prime coat is the first layer of whole skin of paint, for improving the adhesive force of other coatings, increasing other
The richness of coating, alkali resistance is provided, anti-corrosion function etc. is provided, while the uniform pickup of other coatings can be ensured, made whole
Skin of paint plays optimum efficiency.Prime coat 44 can be transparent priming.
In certain embodiments, as shown in figure 8, step S172, to the surface carry out the second spray painting processing, with described
After surface forms prime coat, the method for producing shell is further comprising the steps of：
S173, the first high-temperature process is carried out to the surface.
Wherein, after forming prime coat 44 on the surface 401 of the housing 40, it is high first can be carried out to the surface 401
Temperature processing, to accelerate the curing molding of the prime coat 44 so that the prime coat 44 is more stable.
In certain embodiments, first high-temperature process can be that baking is handled.It is for instance possible to use baking temperature is
80 degree are toasted 30 minutes to the surface 401.
In certain embodiments, as shown in figure 8, step S150, carries out the first spray painting processing, with described to the surface
After surface forms silver powder enamelled coating, the method for producing shell is further comprising the steps of：
S174, the second high-temperature process is carried out to the surface.
Wherein, after forming silver powder enamelled coating 43 on the surface 401 of the housing 40, second can be carried out to the surface 401
High-temperature process, to accelerate the curing molding of the silver powder enamelled coating 43 so that the silver powder enamelled coating 43 is more stable.
In certain embodiments, second high-temperature process can be that baking is handled.It is for instance possible to use baking temperature is
90 degree are toasted 20 minutes to the surface 401.It should be noted that second high-temperature process and the first high-temperature process institute
The method of use, the treatment conditions set can be different.
In certain embodiments, as shown in figure 8, step S150, carries out the first spray painting processing, with described to the surface
After surface forms silver powder enamelled coating, the method for producing shell is further comprising the steps of：
S175, the 3rd spray painting processing is carried out to the surface, to form top coat layer on the surface.
After forming silver powder enamelled coating 43 on the surface 401 of the housing 40, the surface 401 can be carried out at the 3rd spray painting
Reason, to form top coat layer 45 on the surface, as shown in figure 19.Raw material used in 3rd spray painting processing can be finish paint.Its
In, top coat layer is the final coating of whole skin of paint, namely is presented to the coating of user.Finish paint 45 can be transparent.So as to,
What the surface 401 of the housing 40 was presented is still the effect of silver powder enamelled coating 43.
In certain embodiments, as shown in figure 8, step S175, to the surface carry out the 3rd spray painting processing after, the shell
Body preparation method is further comprising the steps of：
S176, third high temperature processing is carried out to the surface.
Wherein, after forming top coat layer 45 on the surface 401 of the housing 40, it is high the 3rd can be carried out to the surface 401
Temperature processing, to accelerate the curing molding of the top coat layer 45 so that the top coat layer 45 is more stable.
In certain embodiments, the third high temperature processing can be that baking is handled.It is for instance possible to use baking temperature is
100 degree are toasted 10 minutes to the surface 401.It should be noted that third high temperature processing and first high-temperature process,
Method, the treatment conditions set can be different used by second high-temperature process.
In certain embodiments, as shown in figure 8, step S160, the removal silver powder enamelled coating are located in the first area
Part comprise the following steps：
S161, removes the shielding layer in the first area and the prime coat is located in the first area
Partly, the silver powder enamelled coating is located at the part in the first area, the top coat layer is located at part in the first area.
Wherein, as shown in Figure 19 and Fig. 5, the first area 402 on the surface 401 of the housing 40 is coated with shielding layer 46,
Covered with prime coat 44 on the shielding layer 46, covered with aluminium paint layer 43 on the prime coat 44, on the silver powder enamelled coating 44
Covered with top coat layer 45.When removing the part that the silver powder enamelled coating 43 is located in the first area 402, described can be removed
All coatings being covered in the shielding layer 46 and the first area 402 in one region 402 on the shielding layer 46.
After removing all coatings on the shielding layer 46 and the shielding layer 46, the first area 402 it is exposed
Face is the oxide layer 41, and the surface of the oxide layer 41 is sandblasting face, and the exposed surface of the second area 403 is described
Top coat layer 45, and the top coat layer 45 is clear finish, namely the second area 403 is rendered as the effect of silver powder enamelled coating 43.
So as to which the part (i.e. first area 402) on the surface 401 of the housing 40 is sandblasting face, has the texture in sandblasting face, surface
401 another part (i.e. second area 403) is silver powder enamelled coating, has the highlighted color and luster effect of aluminium paint.
In certain embodiments, as shown in figure 9, step S110, provide a metal shell the step of include：
S111 a, there is provided metal substrate；
S112, machining processes are carried out to the metal substrate, to obtain metal shell.
Wherein, when making housing, a metal substrate is provided first.The metal substrate can be the gold being commercially available
Belong to sheet material, such as aluminium or aluminium alloy etc..Then, machining processes are carried out to the metal substrate, with what is needed
Shape, size, the metal shell of thickness.Wherein, the machining processes can include the processing such as cutting, forging and stamping or punching press
Technique.
In certain embodiments, as shown in figure 9, step S120, to the surface carry out blasting treatment before, the housing system
Making method also includes：
S181, the surface is processed by shot blasting.
Before blasting treatment is carried out to the surface 401 of the housing 40, the surface 401 can be processed by shot blasting,
To obtain smooth, smooth surface of shell, as shown in figure 11.Wherein, polishing refers to the work using machinery, chemistry or electrochemistry
With reducing workpiece surface roughness, to obtain bright, flat surface processing method.After being processed by shot blasting, it can cause
The surface 401 is smooth, smooth, in favor of subsequently continuing to process.
In certain embodiments, the surface 401 can be processed by shot blasting by polishing.Wherein, polishing refers to borrow
Rough object (sand paper, grinding wheel containing higher hardness particle etc.) is helped to change the one of material surface physical property by rubbing
Kind processing method.For example, the surface 401 can be polished by granularity very thin grinding wheel, to cause the table
Face 401 obtains smooth, smooth effect.
In certain embodiments, as shown in figure 9, step S130, to after blasting treatment the surface carry out oxidation processes,
So that after the surface forms oxide layer, the method for producing shell is further comprising the steps of：
S182, coloring treatment is carried out to the oxide layer, to cause the oxide layer that pre-set color is presented.
With reference to figure 13, after forming oxide layer 41 on the surface 401, coloring treatment can be carried out to the oxide layer 41.
Specifically, the oxide layer 41 formed by oxidation processes, its surface are porous.That is, the surface tool of the oxide layer 41
There is substantial amounts of micro-pore.Dyestuff and the crystallization water can be adsorbed in the micro-pore.Needed in order that surface of shell 401 shows
The housing 40 can be placed in dyestuff by the color wanted with meeting decoration demand after the completion of the oxidation of surface of shell 401, with
The surface 401 of the housing 40 is coloured.After the completion of coloring treatment, the oxide layer 41 can show pre-set color,
Such as blueness.
In certain embodiments, as shown in figure 9, step S130, to after blasting treatment the surface carry out oxidation processes,
So that after the surface forms oxide layer, the method for producing shell is further comprising the steps of：
S183, physical vapour deposition (PVD) process is carried out to the surface, to form film layer on the surface.
With reference to figure 14, after forming oxide layer 41 on the surface 401, physical vapor can be carried out to the surface 401 and sunk
Product processing, to form film layer 42 on the surface 401.The film layer 42 covers the oxide layer 41.
Physical vapour deposition (PVD) (Physical Vapor Deposition, PVD) refers to realize that material turns using physical process
Move, atom or molecule are transferred to the process of workpiece surface by raw material.Its effect is can to make some have specific characteristics can be (strong
Degree height, wearability, thermal diffusivity, rotproofness etc.) particulate be sprayed on the relatively low workpiece of performance so that workpiece has more preferable property
Energy.
The thickness of the film layer 42 is less than the thickness of the oxide layer 41.For example, the thickness of film layer 42 can be 5 micro-
Rice.Because film layer 42 uses physical gas-phase deposite method to be formed, and film layer 42 is very thin, therefore film layer 42 does not interfere with
The sandblasting face texture on the surface of oxide layer 41.
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 (17)
1. a kind of method for producing shell, the housing is used for electronic equipment, it is characterised in that the method for producing shell includes：
A metal shell is provided, the metal shell has a surface；
Blasting treatment is carried out to the surface, to form sandblasting face on the surface；
Oxidation processes are carried out to the surface after blasting treatment, to form oxide layer on the surface；
First area is determined on the surface；
First spray painting processing is carried out to the surface, to form silver powder enamelled coating on the surface；
Remove the part that the silver powder enamelled coating is located in the first area.
2. method for producing shell according to claim 1, it is characterised in that described to be carried out to the surface at the first spray painting
Before the step of reason, the method for producing shell also includes：
A shielding layer is sprayed in the first area.
3. method for producing shell according to claim 2, it is characterised in that described in the masking of first area spraying one
After the step of layer, before described the step of the first spray painting processing is carried out to the surface, the method for producing shell also includes：
Second spray painting processing is carried out to the surface, to form prime coat on the surface.
4. method for producing shell according to claim 3, it is characterised in that described to be carried out to the surface at the first spray painting
After the step of reason, it is described remove the step of silver powder enamelled coating be located at the part in the first area before, the housing making
Method also includes：
The 3rd spray painting processing is carried out to the surface, to form top coat layer on the surface.
5. method for producing shell according to claim 4, it is characterised in that described to remove the silver powder enamelled coating positioned at described
The step of part in first area, includes：
Remove the shielding layer in the first area and the prime coat is located at part in the first area, described
Silver powder enamelled coating is located at the part in the first area, the top coat layer is located at part in the first area.
6. method for producing shell according to claim 3, it is characterised in that described to be carried out to the surface at the second spray painting
After the step of reason, before described the step of the first spray painting processing is carried out to the surface, the method for producing shell also includes：
First high-temperature process is carried out to the surface.
7. method for producing shell according to claim 4, it is characterised in that described to be carried out to the surface at the first spray painting
After the step of reason, before described the step of the 3rd spray painting processing is carried out to the surface, the method for producing shell also includes：
Second high-temperature process is carried out to the surface.
8. method for producing shell according to claim 4, it is characterised in that described to be carried out to the surface at the 3rd spray painting
After the step of reason, it is described remove the step of silver powder enamelled coating be located at the part in the first area before, the housing making
Method also includes：
Third high temperature processing is carried out to the surface.
9. according to the method for producing shell described in any one of claim 2 to 8, it is characterised in that the shielding layer is ink layer.
10. according to the method for producing shell described in any one of claim 1 to 8, it is characterised in that described that the surface is carried out
Before the step of blasting treatment, the method for producing shell also includes：
The surface is processed by shot blasting.
11. method for producing shell according to claim 10, it is characterised in that the polishing includes grinding process.
12. according to the method for producing shell described in any one of claim 1 to 8, it is characterised in that it is described to blasting treatment after
The surface carries out oxidation processes, so that after the step of surface forms oxide layer, the method for producing shell also includes：
Coloring treatment is carried out to the oxide layer, to cause the oxide layer that pre-set color is presented.
13. according to the method for producing shell described in any one of claim 1 to 8, it is characterised in that it is described to blasting treatment after
The surface carries out oxidation processes, described to determine the firstth area on the surface with after the step of surface forms oxide layer
Before the step of domain, the method for producing shell also includes：
Physical vapour deposition (PVD) process is carried out to the surface, to form film layer on the surface.
14. according to the method for producing shell described in any one of claim 1 to 8, it is characterised in that one metal shell of the offer
The step of include：
One metal substrate is provided；
Machining processes are carried out to the metal substrate, to obtain metal shell.
15. a kind of housing, it is characterised in that the housing is used for electronic equipment, and the housing is any using claim 1 to 14
Method for producing shell described in is formed.
16. a kind of housing, it is characterised in that the housing is used for electronic equipment, and the housing has a surface, the surface bag
First area and second area are included, the first area is sandblasting face, and the second area is formed with silver powder enamelled coating.
17. a kind of electronic equipment, it is characterised in that the electronic equipment includes housing, and the housing is claim 15 or 16
Described housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710911332.9A CN107708370B (en) | 2017-09-29 | 2017-09-29 | Method for producing shell, shell and electronic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710911332.9A CN107708370B (en) | 2017-09-29 | 2017-09-29 | Method for producing shell, shell and electronic equipment |
Publications (2)
| Publication Number | Publication Date |
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| CN107708370A true CN107708370A (en) | 2018-02-16 |
| CN107708370B CN107708370B (en) | 2019-09-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710911332.9A Expired - Fee Related CN107708370B (en) | 2017-09-29 | 2017-09-29 | Method for producing shell, shell and electronic equipment |
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| Country | Link |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019062322A1 (en) * | 2017-09-29 | 2019-04-04 | Oppo广东移动通信有限公司 | Housing manufacturing method, housing and electronic device |
| CN113382568A (en) * | 2020-02-25 | 2021-09-10 | 北京小米移动软件有限公司 | Terminal shell, manufacturing method thereof and terminal |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100055419A1 (en) * | 2008-08-27 | 2010-03-04 | Shenzhen Futaihong Precision Industry Co., Ltd. | Housing and manufacturing method thereof |
| CN105307429A (en) * | 2014-07-25 | 2016-02-03 | 维沃移动通信有限公司 | Electronic product housing and surface treatment process thereof |
| CN105578822A (en) * | 2016-02-01 | 2016-05-11 | 广东欧珀移动通信有限公司 | Electronic product case and manufacturing method thereof |
-
2017
- 2017-09-29 CN CN201710911332.9A patent/CN107708370B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100055419A1 (en) * | 2008-08-27 | 2010-03-04 | Shenzhen Futaihong Precision Industry Co., Ltd. | Housing and manufacturing method thereof |
| CN105307429A (en) * | 2014-07-25 | 2016-02-03 | 维沃移动通信有限公司 | Electronic product housing and surface treatment process thereof |
| CN105578822A (en) * | 2016-02-01 | 2016-05-11 | 广东欧珀移动通信有限公司 | Electronic product case and manufacturing method thereof |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019062322A1 (en) * | 2017-09-29 | 2019-04-04 | Oppo广东移动通信有限公司 | Housing manufacturing method, housing and electronic device |
| CN113382568A (en) * | 2020-02-25 | 2021-09-10 | 北京小米移动软件有限公司 | Terminal shell, manufacturing method thereof and terminal |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107708370B (en) | 2019-09-24 |
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Address after: Changan town in Guangdong province Dongguan 523860 usha Beach Road No. 18 Applicant after: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS Corp.,Ltd. Address before: Changan town in Guangdong province Dongguan 523860 usha Beach Road No. 18 Applicant before: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS Corp.,Ltd. |
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Granted publication date: 20190924 |