CN107666801B - Method for producing shell, shell and electronic equipment - Google Patents
Method for producing shell, shell and electronic equipment Download PDFInfo
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- CN107666801B CN107666801B CN201710912441.2A CN201710912441A CN107666801B CN 107666801 B CN107666801 B CN 107666801B CN 201710912441 A CN201710912441 A CN 201710912441A CN 107666801 B CN107666801 B CN 107666801B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B44—DECORATIVE ARTS
- B44C—PRODUCING DECORATIVE EFFECTS; MOSAICS; TARSIA WORK; PAPERHANGING
- B44C1/00—Processes, not specifically provided for elsewhere, for producing decorative surface effects
- B44C1/20—Applying plastic materials and superficially modelling the surface of these materials
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B44—DECORATIVE ARTS
- B44C—PRODUCING DECORATIVE EFFECTS; MOSAICS; TARSIA WORK; PAPERHANGING
- B44C1/00—Processes, not specifically provided for elsewhere, for producing decorative surface effects
- B44C1/22—Removing surface-material, e.g. by engraving, by etching
- B44C1/221—Removing surface-material, e.g. by engraving, by etching using streams of abrasive particles
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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
- H05K5/02—Details
- H05K5/0217—Mechanical details of 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
- H05K5/0243—Mechanical details of casings for decorative purposes
-
- 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
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Casings For Electric Apparatus (AREA)
Abstract
The embodiment of the present application provides a kind of method for producing shell, shell and electronic equipment, and the method for producing shell includes: to provide a metal shell, and 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 pearlescent pigment layer on the surface；Remove the part that the pearlescent pigment layer is located in the first area.Shell provided by the embodiments of the present application; since the surface in shell is formed with oxide layer; second area on the surface is formed with pearlescent pigment layer; to which the oxide layer, pearlescent pigment layer can play a protective role to shell; prevent shell from aoxidizing in use; namely the corrosion resistance of shell is improved, so as to improve the structural stability of shell.
Description
Technical field
This application involves technical field of electronic equipment, in particular to a kind of method for producing shell, shell and electronic equipment.
Background technique
Currently, electronic equipment, for example the raw material of the shell preparation processing of smart phone, tablet computer is usually aluminium, example
Such as aluminium alloy.The aluminium being commercially available then due to rigidity the problems such as can not directly use, need to raw material aluminium
It carries out multiple working process and forms required shell structure.However, leading to aluminium product shape since the surface of aluminium is easily oxidized
At shell be unable to satisfy the demand of electronic equipment.
Summary of the invention
It is steady that the embodiment of the present application provides a kind of method for producing shell, shell and electronic equipment, the structure that shell can be improved
It is qualitative.
The embodiment of the present application provides a kind of method for producing shell, and the shell is used for electronic equipment, the shell production 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 pearlescent pigment layer on the surface；
Remove the part that the pearlescent pigment layer is located in the first area.
The embodiment of the present application also provides a kind of shell, and the shell is used for electronic equipment, and the shell uses above-mentioned shell
Production method is formed.
The embodiment of the present application also provides a kind of shell, and the shell is used for electronic equipment, and the shell 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 pearlescent pigment
Layer.
The embodiment of the present application also provides a kind of electronic equipment, and the electronic equipment includes shell, and the shell is above-mentioned shell
Body.
Shell provided by the embodiments of the present application, since the surface in shell is formed with oxide layer, the second of the surface
Region is formed with pearlescent pigment layer, so that the oxide layer, pearlescent pigment layer can play a protective role to shell, prevents shell
It aoxidizes in use, namely improves the corrosion resistance of shell, so as to improve the structural stability of shell, in turn
Extend the service life of electronic equipment.
Detailed description of the invention
In order to more clearly explain the technical solutions in the embodiments of the present application, make required in being described below to embodiment
Attached drawing is briefly described.It should be evident that the drawings in the following description are only some examples of the present application, for
For those skilled in the art, without creative efforts, it can also be obtained according to these attached drawings other attached
Figure.
Fig. 1 is the structural schematic diagram of electronic equipment provided by the embodiments of the present application.
Fig. 2 is the first structural schematic diagram of shell provided by the embodiments of the present application.
Fig. 3 is second of structural schematic diagram of shell provided by the embodiments of the present application.
Fig. 4 is the partial enlargement diagram of a-quadrant in shell shown in Fig. 3.
Fig. 5 is the third structural schematic diagram of shell provided by the embodiments of the present application.
Fig. 6 is the partial enlargement diagram of B area in shell shown in Fig. 5.
Fig. 7 is the first flow diagram of method for producing shell provided by the embodiments of the present application.
Fig. 8 is second of flow diagram of method for producing shell provided by the embodiments of the present application.
Fig. 9 is the third flow diagram of method for producing shell provided by the embodiments of the present application.
Figure 10 is the first the form schematic diagram of shell provided by the embodiments of the present application in the production process.
Figure 11 is second of the form schematic diagram of shell provided by the embodiments of the present application in the production process.
Figure 12 is the third form schematic diagram of shell provided by the embodiments of the present application in the production process.
Figure 13 is the 4th kind of form schematic diagram of shell provided by the embodiments of the present application in the production process.
Figure 14 is the 5th kind of form schematic diagram of shell provided by the embodiments of the present application in the production process.
Figure 15 is the 6th kind of form schematic diagram of shell provided by the embodiments of the present application in the production process.
Figure 16 is the 7th kind of form schematic diagram of shell provided by the embodiments of the present application in the production process.
Figure 17 is the 8th kind of form schematic diagram of shell provided by the embodiments of the present application in the production process.
Figure 18 is the 9th kind of form schematic diagram of shell provided by the embodiments of the present application in the production process.
Figure 19 is the tenth kind of form schematic diagram of shell provided by the embodiments of the present application in the production process.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present application, technical solutions in the embodiments of the present application carries out clear, complete
Site preparation description.Obviously, described embodiments are only a part of embodiments of the present application, instead of all the embodiments.It is based on
Embodiment in the application, those skilled in the art's every other implementation obtained without creative efforts
Example, shall fall in the protection scope of this application.
In the description of the present application, it is to be understood that term " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside", " up time
The orientation or positional relationship of the instructions such as needle ", " counterclockwise " is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of
It describes the application and simplifies description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with spy
Fixed orientation construction and operation, therefore should not be understood as the limitation to the application.In addition, term " first ", " second " are only used for
Purpose is described, relative importance is not understood to indicate or imply or implicitly indicates the quantity of indicated technical characteristic.
" first " is defined as a result, the feature of " second " can explicitly or implicitly include one or more feature.?
In the description of the present application, the meaning of " plurality " is two or more, unless otherwise specifically defined.
In the description of the present application, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected or can mutually communicate；It can be directly connected, it can also be by between intermediary
It connects connected, can be the connection inside two elements or the interaction relationship of two elements.For the ordinary skill of this field
For personnel, the concrete meaning of above-mentioned term in this application can be understood as the case may be.
In this application unless specifically defined or limited otherwise, fisrt feature second feature "upper" or "lower"
It may include that the first and second features directly contact, also may include that the first and second features are not direct contacts but pass through it
Between other characterisation contact.Moreover, fisrt feature includes the first spy above the second feature " above ", " above " and " above "
Sign is right above second feature and oblique upper, or is merely representative of first feature horizontal height higher than second feature.Fisrt feature exists
Second feature " under ", " lower section " and " following " include that fisrt feature is directly below and diagonally below the second feature, or is merely representative of
First feature horizontal height is less than second feature.
Following disclosure provides many different embodiments or example is used to realize the different structure of the application.In order to
Simplify disclosure herein, hereinafter the component of specific examples and setting are described.Certainly, they are merely examples, 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, itself not indicate between discussed various embodiments and/or setting
Relationship.In addition, this application provides various specific techniques and material example, 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 smart phone, tablet computer etc. and set
It is standby.With reference to Fig. 1, electronic equipment 100 includes cover board 10, display screen 20, circuit board 30 and shell 40.
Wherein, cover board 10 is installed on display screen 20, to cover display screen 20.Cover board 10 can be transparent glass cover plate.
In some embodiments, cover board 10 can be the glass cover-plate made of the materials such as sapphire.
Display screen 20 is mounted on shell 40, to form the display surface of electronic equipment 100.In some embodiments, it shows
Screen 20 includes display area 21 and non-display area 22.Display area 21 is for showing the information such as image, text.Non-display area
22 do not show information.The functional units such as fingerprint mould group, touch-control circuit can be set in the bottom of non-display area 22.
In some embodiments, display screen 20 is liquid crystal display or organic light-emitting diode (OLED) display screen.
Circuit board 30 is mounted on inside shell 40.Circuit board 30 can be the mainboard of electronic equipment 100.It can on circuit board 30
To be integrated with the functional units such as camera, proximity sensor and processor.Meanwhile display screen 20 can be electrically connected to circuit board
30。
In some embodiments, display control circuit is provided on circuit board 30.The display control circuit is to display screen
20 output electric signals show information to control display screen 20.
Shell 40 is for accommodating internal electronic element, such as circuit board, battery of electronic equipment 100 etc..Meanwhile shell 40
Form the exterior contour of electronic equipment 100.
It in some embodiments, is the cuing open along the direction P-P of shell 40 in electronic equipment 100 shown in Fig. 1 with reference to Fig. 2, Fig. 2
View.Wherein, shell 40 is metal shell.For example, the material of shell 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
Belong to.For example, adhering to plastic part in the side of shell 40.At this point, the part adhered on shell 40 can complete in shell 40
Afterwards, it is installed on shell 40.It is therefore to be understood that the non-metallic part adhered on shell 40 is not belonging to shell.In the application only
Metal shell is described.
Shell 40 has a surface 401.Wherein, surface 401 be shell 40 outer surface namely electronic equipment 100 in use
The visible one side in family.Wherein, the surface 401 can pass through blasting treatment, so that the surface 401 is formed as sandblasting face.
Oxide layer 41 is formed on the surface 401.The oxide layer 41 can aoxidize institute for the metal material of shell 40
It is formed.For example, the material of shell 40 is aluminium alloy, then oxide layer 41 can be aluminum oxide.The thickness of oxide layer 41 can be with
It is tens microns, such as 30 microns.Wherein, the thickness of shell 40 can be several millimeters, such as 4 millimeters.Therefore, on shell 40
Oxide layer 41 is very thin for shell 40.Since oxide layer 41 is formed by the metal material oxidation of shell 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
Degree is less than the thickness of the oxide layer 41.For example, the thickness of film layer 42 can be 5 microns.Since film layer 42 uses physics
Vapor deposition method is formed, and film layer 42 is very thin, therefore film layer 42 will not influence the sandblasting of the surface of shell 401
Face texture.It should be noted that the film layer 42 is not necessary to the shell 40.In some other embodiment, institute
The surface 401 for stating shell 40 can not also form film layer 42.
The surface 401 of shell 40 includes first area 402 and second area 403.The second area 403 is formed with
Pearlescent pigment layer 43.Wherein, pearlescent pigment cross section has the physical structure similar to pearl, and kernel is low optical refractive index
Mica, outer layer is the metal oxide of high refractive index, such as titanium dioxide or iron oxide.Pearlescent pigment with its particle size
Difference shows different effects in use.Generally speaking, particle is bigger, and flicker effect is stronger, and to the covering power of background color
It is weaker；Otherwise particle is smaller, and stronger to the covering power of background color, gloss is softer.
In the embodiment of the present application, the pearlescent pigment layer 43 of the second area 403 can be covered in the second area 403
Sandblasting face effect.To which a part (i.e. first area 402) on the surface 401 of the shell 40 is sandblasting face, has sandblasting
The texture in face, the another part (i.e. second area 403) on surface 401 are pearlescent pigment layer, the color effect with pearlescent pigment.
It should be noted that although Fig. 2 shows the surfaces 401 of shell 40 to only include two regions 402 and 403, at it
In his some embodiments, surface 401 also may include multiple regions.For example, surface 401 may include three regions, four areas
Domain etc..
In some embodiments, with reference to Fig. 3 and Fig. 4.It could be formed with priming paint on the second area 403 on the surface 401
Layer 44 and pearlescent pigment layer 43.The pearlescent pigment layer 43 covers the prime coat 44.Wherein, prime coat is entire skin of paint
First layer, for improving the adhesive force of other coatings, the richness for increasing other coatings, providing alkali resistance, offer anti-corrosion function
Deng, while can guarantee the uniform pickup of other coatings, so that entire skin of paint is played optimum efficiency.Prime coat 44 can be transparent
Priming paint, so that the second area 403 still shows as the color effect of pearlescent pigment layer 43.
In some embodiments, with reference to Fig. 5 and Fig. 6.It could be formed with priming paint on the second area 403 on the surface 401
Layer 44, pearlescent pigment layer 43 and top coat layer 45.The pearlescent pigment layer 43 covers the prime coat 44, and the top coat layer 45 covers
Cover the pearlescent pigment layer 43.Wherein, top coat layer is the final coating of entire skin of paint, namely the coating being presented to the user.Bottom
Paint layer 44 and top coat layer 45 can be it is transparent, so that the second area 403 still shows as the color of pearlescent pigment layer 43
Damp effect.
Shell 40 provided by the embodiments of the present application, due to being formed with oxide layer 41 on the surface of shell 40 401, in the table
The second area 403 in face 401 is formed with pearlescent pigment layer 43, so that the oxide layer 41, pearlescent pigment layer 43 can be to shells
40 play a protective role, and prevent shell 40 from aoxidizing in use, namely improve the corrosion resistance of shell 40, so as to
To improve the structural stability of shell 40, and then extend the service life 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 for producing shell.It is described
Shell can be used for above-mentioned electronic equipment 100.With reference to Fig. 7, the method for producing shell the following steps are included:
S110, provides a metal shell, and the metal shell has a surface；
Wherein, in the manufacturing process of shell, a metal shell, shell 40 as shown in Figure 10 are provided first.The shell
Body 40 is metal shell.The thickness of the shell 40 can be several millimeters, such as 4 millimeters.The shell 40 has a surface
401.Surface 401 is the visible one side of user in the outer surface namely electronic equipment of shell 40.
S120 carries out blasting treatment to the surface, to form sandblasting face on the surface；
After getting shell 40, blasting treatment is carried out to the surface 401 of the shell 40, on 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, use compressed air for power, to form high velocity spray beam for material spray (copper ore, quartz sand, diamond dust, iron sand, sea
Southern sand etc.) it is ejected into workpiece surface to be treated at a high speed.Impact and shear action due to material spray to workpiece surface, make workpiece
Surface obtain required for roughness.After blasting treatment, there is centainly coarse in the sandblasting face that the surface 401 is formed
Degree, therefore particle texture can be showed during the touch of user.
S130 carries out oxidation processes to the surface after blasting treatment, to form oxide layer on the surface；
After carrying out blasting treatment to the surface 401 of shell 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 by surface 401 of the anode oxidation process to shell 40.Wherein it is possible to will
The surface 401 of shell 40 is placed in electrolyte (for example, dilute sulfuric acid), then applies electric current to shell 40.Shell 40 is used as anode,
In addition the setting materials such as stereotype or carbon-point realize the anodic oxidation of shell 40 as cathode.It, can be in shell after the completion of oxidation
40 surface forms oxide layer 41.The thickness of oxide layer 41 can be tens microns, such as 30 microns.
Since oxide layer 41 is formed by the metal material oxidation of shell 40, 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 determines first area on the surface；
Wherein, after the surface 401 of shell 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, second area 403 size can determine according to demand.For example, first
Region 402 can be the top half of shell 40, and second area 403 can be the lower half portion of shell 40.
S150 carries out the first spray painting processing to the surface, to form pearlescent pigment layer on the surface；
After the surface 401 of shell 40 forms oxide layer 41, the first spray painting processing is carried out to the surface 401, described
Surface 401 forms pearlescent pigment layer 43.The state that the surface 401 of shell 40 forms pearlescent pigment layer 43 can refer to Figure 18.Its
In, it can be pearlescent pigment that the first spray painting, which handles used raw material,.Pearlescent pigment cross section has the physics similar to pearl
Structure, kernel are the micas of low optical refractive index, and outer layer is the metal oxide of high refractive index, such as titanium dioxide or iron oxide
Deng.Pearlescent pigment shows different effects with the of different sizes of its particle in use.Generally speaking, particle is bigger, flashing
Effect is stronger, and weaker to the covering power of background color；Otherwise particle is smaller, and stronger to the covering power of background color, gloss is softer.First
After the completion of spray painting processing, pearlescent pigment layer 43 can be formed on the surface 401.
S160 removes the part that the pearlescent pigment layer is located in the first area.
After the surface of shell 40 401 forms pearlescent pigment layer 43, the pearlescent pigment layer 43 is removed positioned at described first
Part in region 402, as shown in Figure 2.Specifically, the upper pearlescent pigment layer 43 can be removed using machining process
Part in the first area 402.For example, the pearlescent pigment layer 43 is located at the part in the first area 402
It strikes off.In some other embodiment, the pearlescent pigment layer 43 can also be removed using chemical method or electrochemical method
Part in the first area 402, the embodiment of the present application are not construed as limiting this.
After removing the part that the pearlescent pigment layer 43 is located in the first area 402, the first area 402 it is naked
Show up as the oxide layer 41, and the surface of the oxide layer 41 is sandblasting face, the exposed surface of the second area 403 is institute
State pearlescent pigment layer 43.To which a part (i.e. first area 402) on the surface 401 of the shell 40 is sandblasting face, has spray
The texture in sand face, the another part (i.e. second area 403) on surface 401 are pearlescent pigment layer, and the color with pearlescent pigment is imitated
Fruit.
In some embodiments, as shown in figure 8, step S140, after the surface determines first area, the shell system
It is further comprising the steps of to make method:
S171 sprays a shielding layer in the first area.
Wherein, it after the surface 401 of the shell 40 determines first area 402, 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 in the first area 402 to the oxide layer 41
Divide and covered, the oxide layer in the first area 402 is impacted to avoid in subsequent fabrication process.
In some embodiments, the shielding layer 46 is ink layer.
In some embodiments, as shown in figure 8, step S171, the first area spray a shielding layer after, the shell
Body production method is further comprising the steps of:
S172 carries out the second spray painting processing to the surface, to form prime coat on the surface.
After the first area 402 forms the shielding layer 46, the surface 401 of the shell 40 can be carried out
Second spray painting processing, to form prime coat 44 on the surface 401, as shown in figure 17.Second spray painting handles used raw material
It can be priming paint.Wherein, prime coat is the first layer of entire skin of paint, for improving the adhesive force of other coatings, increasing other
Richness, offer alkali resistance, offer anti-corrosion function of coating etc., while can guarantee the uniform pickup of other coatings, make entire
Skin of paint plays optimum efficiency.Prime coat 44 can be transparent priming.
In some embodiments, as shown in figure 8, step S172, to the surface carry out the second spray painting processing, described
After surface forms prime coat, the method for producing shell is further comprising the steps of:
S173 carries out the first high-temperature process to the surface.
Wherein, after the surface 401 of the shell 40 forms prime coat 44, 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 some embodiments, first high-temperature process can be handled for baking.For example, can use baking temperature for
80 degree are toasted the surface 401 30 minutes.
In some embodiments, as shown in figure 8, step S150, carries out the first spray painting processing to the surface, described
After surface forms pearlescent pigment layer, the method for producing shell is further comprising the steps of:
S174 carries out the second high-temperature process to the surface.
Wherein, after the surface 401 of the shell 40 forms pearlescent pigment layer 43, the can be carried out to the surface 401
Two high-temperature process, to accelerate the curing molding of the pearlescent pigment layer 43, so that the pearlescent pigment layer 43 is more stable.
In some embodiments, second high-temperature process can be handled for baking.For example, can use baking temperature for
90 degree are toasted the surface 401 20 minutes.It should be noted that second high-temperature process and the first high-temperature process institute
The method of use, the treatment conditions of setting can be different.
In some embodiments, as shown in figure 8, step S150, carries out the first spray painting processing to the surface, described
After surface forms pearlescent pigment layer, the method for producing shell is further comprising the steps of:
S175 carries out third spray painting processing to the surface, to form top coat layer on the surface.
After the surface 401 of the shell 40 forms pearlescent pigment layer 43, third spray painting can be carried out to the surface 401
Processing, to form top coat layer 45 on the surface, as shown in figure 19.It can be finishing coat that third spray painting, which handles used raw material,.
Wherein, top coat layer is the final coating of entire skin of paint, namely the coating being presented to the user.Finishing coat 45 can be transparent.From
And what the surface 401 of the shell 40 was presented is still the effect of pearlescent pigment layer 43.
In some embodiments, as shown in figure 8, step S175, to the surface carry out third spray painting processing after, the shell
Body production method is further comprising the steps of:
S176 carries out third high temperature processing to the surface.
Wherein, after the surface 401 of the shell 40 forms top coat layer 45, it is high third 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 some embodiments, the third high temperature processing can be handled for baking.For example, can use baking temperature for
100 degree are toasted the surface 401 10 minutes.It should be noted that third high temperature processing and first high-temperature process,
Method used by second high-temperature process, the treatment conditions of setting can be different.
In some embodiments, as shown in figure 8, step S160, the removal pearlescent pigment layer are located at the first area
Interior part the following steps are included:
S161, the shielding layer and the prime coat removed in the first area are located in the first area
Partially, the pearlescent pigment layer is located at the part in the first area, the top coat layer is located at portion in the first area
Point.
Wherein, as shown in Figure 19 and Fig. 5, the first area 402 on the surface 401 of the shell 40 is coated with shielding layer 46,
It is covered with prime coat 44 on the shielding layer 46, pearlescent pigment layer 43, the pearlescent pigment layer are covered on the prime coat 44
Top coat layer 45 is covered on 44.When removing the part that the pearlescent pigment layer 43 is located in the first area 402, it can remove
The institute being covered in the shielding layer 46 and the first area 402 in the first area 402 on the shielding layer 46
There is coating.
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 the effect that clear finish namely the second area 403 are rendered as pearlescent pigment layer 43
Fruit.To, a part (i.e. first area 402) on the surface 401 of the shell 40 is sandblasting face, there is the texture in sandblasting face,
The another part (i.e. second area 403) on surface 401 is pearlescent pigment layer, the color effect with pearlescent pigment.
In some embodiments, as shown in figure 9, step S110, provide a metal shell the step of include:
S111 provides a metal substrate；
S112 carries out machining processes to the metal substrate, to obtain metal shell.
Wherein, when making shell, a metal substrate is provided first.The metal substrate can be the gold being commercially available
Belong to plate, such as aluminium or aluminium alloy etc..Then, machining processes are carried out to the metal substrate, with what is needed
Shape, size, thickness metal shell.Wherein, the machining processes may include the processing such as cutting, forging and stamping or punching press
Technique.
In some embodiments, as shown in figure 9, step S120, to the surface carry out blasting treatment before, the shell system
Make method further include:
S181 is processed by shot blasting the surface.
Before the surface 401 to the shell 40 carries out blasting treatment, 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 mechanical, chemistry or electrochemistry
With reducing workpiece surface roughness, the processing method to obtain bright, flat surface.After being processed by shot blasting, it can make
The surface 401 is smooth, smooth, continues to process in favor of subsequent.
In some embodiments, the surface 401 can be processed by shot blasting by polishing.Wherein, polishing, which refers to, borrows
Rough object (sand paper, grinding wheel containing higher hardness particle etc.) is helped to change the one of material surface physical property by friction
Kind processing method.For example, can be polished by the very thin grinding wheel of granularity the surface 401, so that the table
Face 401 obtains smooth, smooth effect.
In some embodiments, as shown in figure 9, step S130, to after blasting treatment the surface carry out oxidation processes,
With after the surface forms oxide layer, the method for producing shell is further comprising the steps of:
S182 carries out coloring treatment to the oxide layer, so that pre-set color is presented in the oxide layer.
With reference to Figure 13, after the surface 401 forms oxide layer 41, coloring treatment can be carried out to the oxide layer 41.
Specifically, being formed by oxide layer 41 by oxidation processes, surface is porous.That is, the surface of the oxide layer 41 has
There is a large amount of micro-pore.Dyestuff and the crystallization water can be adsorbed in the micro-pore.It is needed to show surface of shell 401
The shell 40 can be placed in dyestuff by the color wanted with meeting decoration demand after the completion of surface of shell 401 aoxidizes, with
The surface 401 of the shell 40 is coloured.After the completion of coloring treatment, the oxide layer 41 can show pre-set color,
Such as blue.
In some embodiments, as shown in figure 9, step S130, to after blasting treatment the surface carry out oxidation processes,
With after the surface forms oxide layer, the method for producing shell is further comprising the steps of:
S183 carries out physical vapour deposition (PVD) process to the surface, to form film layer on the surface.
With reference to Figure 14, after the surface 401 forms oxide layer 41, it is heavy physical vapor can be carried out to the surface 401
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), which refers to, realizes that substance turns using physical process
It moves, atom or molecule is transferred to the process of workpiece surface by raw material.Its effect is can to make certain have specific characteristics can be (strong
Degree height, wearability, thermal diffusivity, rotproofness etc.) particle be sprayed on the lower workpiece of performance so that workpiece is with better 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 micro- for 5
Rice.Since film layer 42 is formed using physical gas-phase deposite method, and film layer 42 is very thin, therefore film layer 42 will not influence
The sandblasting face texture on 41 surface of oxide layer.
Method for producing shell provided by the embodiments of the present application, shell and electronic equipment are described in detail above, this
Specific case is applied in text, and the principle and implementation of this application are described, 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, it in specific embodiment and answers
With in range, there will be changes, in conclusion the contents of this specification should not be construed as limiting the present application.
Claims (15)
1. a kind of method for producing shell, the shell is used for electronic equipment, which is characterized 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；
A shielding layer is sprayed in the first area；
First spray painting processing is carried out to the surface, to form pearlescent pigment layer on the surface；
Remove the part that the pearlescent pigment layer is located in the first area.
2. method for producing shell according to claim 1, which is characterized in that described in one masking of first area spraying
After the step of layer, before described the step of carrying out the first spray painting processing to the surface, the method for producing shell further include:
Second spray painting processing is carried out to the surface, to form prime coat on the surface.
3. method for producing shell according to claim 2, which is characterized in that described to be carried out at the first spray painting to the surface
After the step of reason, before the step of removal pearlescent pigment layer is located at the part in the first area, the shell system
Make method further include:
Third spray painting processing is carried out to the surface, to form top coat layer on the surface.
4. method for producing shell according to claim 3, which is characterized in that the removal pearlescent pigment layer is located at institute
The step of stating the part in first area include:
Remove part that the shielding layer and the prime coat in the first area be located in the first area, described
Pearlescent pigment layer is located at the part in the first area, the top coat layer is located at the part in the first area.
5. method for producing shell according to claim 2, which is characterized in that described to be carried out at the second spray painting to the surface
After the step of reason, before described the step of carrying out the first spray painting processing to the surface, the method for producing shell further include:
First high-temperature process is carried out to the surface.
6. method for producing shell according to claim 3, which is characterized in that described to be carried out at the first spray painting to the surface
After the step of reason, before described the step of carrying out third spray painting processing to the surface, the method for producing shell further include:
Second high-temperature process is carried out to the surface.
7. method for producing shell according to claim 3, which is characterized in that described to be carried out at third spray painting to the surface
After the step of reason, before the step of removal pearlescent pigment layer is located at the part in the first area, the shell system
Make method further include:
Third high temperature processing is carried out to the surface.
8. method for producing shell according to any one of claims 1 to 7, which is characterized in that the shielding layer is ink layer.
9. method for producing shell according to any one of claims 1 to 7, which is characterized in that described to be carried out to the surface
Before the step of blasting treatment, the method for producing shell further include:
The surface is processed by shot blasting.
10. method for producing shell according to claim 9, which is characterized in that the polishing treatment includes grinding process.
11. method for producing shell according to any one of claims 1 to 7, which is characterized in that it is described to blasting treatment after
The surface carries out oxidation processes, with after the step of surface forms oxide layer, the method for producing shell further include:
Coloring treatment is carried out to the oxide layer, so that pre-set color is presented in the oxide layer.
12. method for producing shell according to any one of claims 1 to 7, which is characterized 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 further include:
Physical vapour deposition (PVD) process is carried out to the surface, to form film layer on the surface.
13. method for producing shell according to any one of claims 1 to 7, which is characterized 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.
14. a kind of shell, which is characterized in that the shell is used for electronic equipment, and the shell is any using claim 1 to 13
Method for producing shell described in is formed.
15. a kind of electronic equipment, which is characterized in that the electronic equipment includes shell, and the shell is described in claim 14
Shell.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710912441.2A CN107666801B (en) | 2017-09-29 | 2017-09-29 | Method for producing shell, shell and electronic equipment |
| PCT/CN2018/101889 WO2019062400A1 (en) | 2017-09-29 | 2018-08-23 | Shell fabrication method, shell and electronic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710912441.2A CN107666801B (en) | 2017-09-29 | 2017-09-29 | Method for producing shell, shell and electronic equipment |
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| Publication Number | Publication Date |
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| CN107666801A CN107666801A (en) | 2018-02-06 |
| CN107666801B true CN107666801B (en) | 2019-06-25 |
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| CN201710912441.2A Active CN107666801B (en) | 2017-09-29 | 2017-09-29 | Method for producing shell, shell and electronic equipment |
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| WO (1) | WO2019062400A1 (en) |
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|---|---|---|---|---|
| CN107666801B (en) * | 2017-09-29 | 2019-06-25 | Oppo广东移动通信有限公司 | Method for producing shell, shell and electronic equipment |
| CN109177633B (en) * | 2018-09-07 | 2021-03-12 | Oppo广东移动通信有限公司 | Machining method of shell assembly, shell assembly and electronic equipment |
| CN111907251A (en) * | 2019-05-08 | 2020-11-10 | 深圳市锐尔觅移动通信有限公司 | Electronic equipment, shell assembly and surface treatment method of shell |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
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| CN101662902A (en) * | 2008-08-27 | 2010-03-03 | 深圳富泰宏精密工业有限公司 | Shell and manufacturing method thereof |
| CN102605325B (en) * | 2011-01-22 | 2015-03-25 | 深圳富泰宏精密工业有限公司 | Housing of electronic device and preparation method thereof |
| CN103096650A (en) * | 2011-10-31 | 2013-05-08 | 深圳富泰宏精密工业有限公司 | Electronic device shell and manufacture method thereof |
| US20130224406A1 (en) * | 2012-02-24 | 2013-08-29 | Htc Corporation | Casing of handheld electronic device and method of manufacturing the same |
| KR102398581B1 (en) * | 2015-04-21 | 2022-05-17 | 삼성전자주식회사 | Housing, manufacturing method thereof, and electronic device having it |
| CN107666801B (en) * | 2017-09-29 | 2019-06-25 | Oppo广东移动通信有限公司 | Method for producing shell, shell and electronic equipment |
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2017
- 2017-09-29 CN CN201710912441.2A patent/CN107666801B/en active Active
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- 2018-08-23 WO PCT/CN2018/101889 patent/WO2019062400A1/en active Application Filing
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
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| CN107666801A (en) | 2018-02-06 |
| WO2019062400A1 (en) | 2019-04-04 |
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