CN107454213A - Realize method, shell and the terminal of metal housing surface texture - Google Patents
Realize method, shell and the terminal of metal housing surface texture Download PDFInfo
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- CN107454213A CN107454213A CN201710524198.7A CN201710524198A CN107454213A CN 107454213 A CN107454213 A CN 107454213A CN 201710524198 A CN201710524198 A CN 201710524198A CN 107454213 A CN107454213 A CN 107454213A
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- Prior art keywords
- metal shell
- oxide film
- film
- shell
- film layer
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
- H04M1/0279—Improving the user comfort or ergonomics
- H04M1/0283—Improving the user comfort or ergonomics for providing a decorative aspect, e.g. customization of casings, exchangeable faceplate
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/06—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the heating method
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/10—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
- C25D11/02—Anodisation
- C25D11/04—Anodisation of aluminium or alloys based thereon
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/1613—Constructional details or arrangements for portable computers
- G06F1/1626—Constructional details or arrangements for portable computers with a single-body enclosure integrating a flat display, e.g. Personal Digital Assistants [PDAs]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/18—Telephone sets specially adapted for use in ships, mines, or other places exposed to adverse environment
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Signal Processing (AREA)
- Chemical & Material Sciences (AREA)
- Metallurgy (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Computer Hardware Design (AREA)
- Human Computer Interaction (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Laminated Bodies (AREA)
- Telephone Set Structure (AREA)
Abstract
The invention discloses a kind of method for realizing metal housing surface texture, this method includes：One metal shell is provided；Anodic oxidation is carried out using the metal shell as anode, oxide film is formed in the metal shell user oriented side after electrolysis；In the metal shell there is the oxide film side to form film layer.Above scheme carries out anodic oxidation by regarding metal shell as anode so that it forms oxide film in electrolysis after user oriented side, is then forming film layer with oxide film side, metal shell is had grain effect or color effect.Due to having micropore and groove therefore to greatly strengthen the adhesion between metal shell and film layer on oxide film.The present invention also provides a kind of shell, and the shell is prepared by above method.The present invention also provides a kind of terminal for including above shell.
Description
Technical field
The present invention relates to shell processing technique field, more particularly to a kind of method for realizing metal housing surface texture,
Shell and terminal.
Background technology
With the continuous lifting of product appearance texture requirement of the user to product, portable terminal, such as mobile phone, flat board electricity
Brain etc. is more and more to use metal shell, but metal shell dull coloring, while is also difficult to form textured pattern above,
For the various decorative effects made on plastic casing surface in the past, the technique of the various textures of such as wire drawing can not be applied to gold
Belong on shell.Therefore some manufacturers possess textured pattern or various by attaching film layer metal shell in metal surface
Color, but film layer and the adhesion of metal are often poor, easily come off.
The content of the invention
Based on this, the present invention provides a kind of method and terminal for realizing surface of shell texture.Asked to solve above-mentioned technology
Topic, one aspect of the present invention are：A kind of method for realizing metal housing surface texture is provided, this method includes：
One metal shell is provided；
Anodic oxidation is carried out using the metal shell as anode, in the metal shell user oriented one after electrolysis
Side forms oxide film；
In the metal shell there is the oxide film side to form film layer.
In order to solve the above technical problems, the present invention also provides a kind of shell, including：
The metal shell and film layer of stacking；
The metal shell has oxide film adjacent to the side of the film layer；
Or the metal shell as described above with oxide film, and formed and in the metal shell there is institute
State the film layer of oxide film side.
In order to solve the above technical problems, the present invention also provides a kind of terminal, including shell as described above.
Above scheme by by metal shell be used as anode carry out anodic oxidation so that its electrolysis after towards with
Family side formed oxide film, then with oxide film side formed film layer, make metal shell have grain effect or
Color effect.Due to having micropore and groove therefore to greatly strengthen the combination between metal shell and film layer on oxide film
Power.
Brief description of the drawings
Fig. 1 is the schematic flow sheet of an embodiment of the method that the present invention realizes metal housing surface texture；
Fig. 2 be the method that the present invention realizes metal housing surface texture an embodiment in the structure of metal shell show
It is intended to；
Fig. 3 present invention realizes the structural representation of diaphragm in an embodiment of the method for metal housing surface texture；
Fig. 4 be the present invention realize metal housing surface texture method another embodiment in diaphragm structural representation
Figure；
Fig. 5 be the present invention realize metal housing surface texture method another embodiment in diaphragm structural representation
Figure；
Fig. 6 be the method that the present invention realizes metal housing surface texture first embodiment in the texture layer of film layer bow
Depending on structural representation；
Fig. 7 present invention realizes that the texture layer of film layer in the second embodiment of the method for metal housing surface texture is overlooked
Structural representation；
Fig. 8 be the method that the present invention realizes metal housing surface texture the 3rd embodiment in the texture layer of film layer bow
Depending on structural representation；
Fig. 9 be the method that the present invention realizes metal housing surface texture the 4th embodiment in the texture layer of film layer bow
Depending on structural representation；
Figure 10 be the method that the present invention realizes metal housing surface texture the 5th embodiment in the texture layer of film layer bow
Depending on structural representation；
Figure 11 be the method that the present invention realizes metal housing surface texture the 6th embodiment in the texture layer of film layer bow
Depending on structural representation；
Figure 12 be the present invention realize metal housing surface texture method another embodiment in shell part-structure
Schematic diagram；
Figure 13 be the present invention realize metal housing surface texture method another embodiment in shell part-structure
Schematic diagram；
Figure 14 is the structural representation of the embodiment of shell one of the present invention.
Embodiment
The present invention is described in detail with embodiment below in conjunction with the accompanying drawings.
Referring to Fig. 1, realize that the flow of a way of example of the method for the method of surface of shell texture is shown for the present invention
It is intended to.This method includes：
S101：One metal shell is provided.
Alternatively, metal shell can be the outer of the mobile terminals such as mobile phone, computer, Ipad or other wearable devices
Shell.
Alternatively, metal shell is metal material or alloy material.Such as metallic aluminium, either cast aluminium alloy gold or
Wrought aluminium alloy.
S102：Anodic oxidation is carried out using metal shell as anode, in metal shell user oriented side shape after electrolysis
Into oxide film.
For present embodiment by taking metallic aluminium as an example, aluminium is placed in corresponding electrolyte can use sulphur as anode, electrolyte
At least one of acid, oxalic acid and chromic acid.Then impressed current is electrolysed, such as following course of reaction：Water electrolysis be H2 and
O2, then metallic aluminium and O2 carry out oxidation reaction generation Al2O3 films.
H2O → H2+O2, Al+O2 → Al2O3
Alternatively, the condition of above-mentioned anodic oxidation is that the temperature of anodic oxidation is 18-24 DEG C, voltage 10-15V, electrolysis
Liquid concentration is 160-180g/L.
Specifically, referring to Fig. 2, oxide film 310 is formed on metal shell 300, oxide film 310 has multiple holes
314.Further, oxide film 310 includes the multiple mutually neighbour hexagons 312 for being distributed in outer surface in present embodiment,
Above-mentioned hole position 314 is in the center of hexagon 312.The lines for forming hexagon 312 are little groove, alternatively, hole 314
The wide a in footpath be 0.01-0.03um, depth b is 2-20um.In other embodiments, it is distributed in the outer surface of oxide film 310
Can also be triangle, quadrangle, pentagon, circle, or ellipse.
S103：In metal shell there is oxide film side to form film layer.
The basic function of the film layer is to play a part of protecting metal shell, can also assign it by the film layer in addition
His function, such as paint, either plus metallic luster or increase textured pattern.
Alternatively, film layer can be at least one of optical thin film, decorating film or diaphragm.When film layer is optically thin
During film, optical thin film is to plate layer of transparent in the side that metal shell has textured pattern with method physically or chemically
Dielectric film, or plating layer of metal film.Optical thin film is the table that the uniform and thin medium of a layer thickness is attached to metal shell
Face, so can by the reflecting of optical thin film, (roll over) thoroughly and the characteristic such as penetrate and polarize, improve metal housing surface reflection and
Transmissison characteristic, the metallic luster of metal shell is set further to be lifted.
Alternatively, when film layer is decorating film, in metal shell there is the step of oxide film side forms film layer to have
Body includes：By thermal transfer, either pressure transfer or water transfer, or three-D surface are banded decorating film being incorporated in gold
Category housing has oxide film side.Decorating film, which is one layer, has color and/or patterned films, to oxide film
Metal shell is further to be modified, and lifts aesthetic feeling.In one embodiment, specifically, thermal transfer includes procedure below：Metal-back
Body is positioned on thermal transfer seat, and decorating film is positioned on the surface with oxide film of metal shell, and thermal transfer seat is back to dress
Decorations film side is vacuumized so that decorating film absorption is on metal shell, and the side that thermal transfer seat tool has decorating film is heated, so that dress
Decorations film combination has oxide film side in metal shell.
In one embodiment, pressure transfer specifically includes procedure below：Metal shell is positioned on the boss of the first mould,
And first the boss of mould open up through hole (be used for vacuumize), what decorating film was positioned over metal shell has oxide film side；
Then apply heat to decorating film, the groove matched with boss is opened up on the second mould, after heat is applied to decorating film,
Second mould and the first mould close film, i.e. boss is contained in the cavity of the second mould, and the inwall extruding decorating film of cavity,
So that decorating film be incorporated in metal shell there is oxide film side.In other implementations, first, second mould can also
It is other shapes, as long as decorating film can be made to be incorporated on metal shell.
In one embodiment, water transfer specifically includes procedure below：The decorating film handled through special chemical, needed for stamping
Color lines after, it is flat to send in the surface of water, using the effect of hydraulic pressure, color grain pattern is equably needed on metal-back
Body surface face, coating film automatic dissolving metal shell after water, cleaned and drying is set to show a kind of completely different regard
Feel effect.
In one embodiment, three-D surface is banded the process that the instrument that detailed process uses transfers with pressure above and used
First, second mould it is similar.Unlike, metal shell places the cavity inner wall with the second mould, then passes through the first mould
The through hole liquid jet material of tool is with metal housing surface formation decorating film.
When film layer is diaphragm, it can use thermal transfer described above and pressure transfer that diaphragm is incorporated in into metal shell
The surface with oxide film on.
The diaphragm structure used in Fig. 3-Fig. 5 explanation present invention is combined further below.
Referring to Fig. 3, in an embodiment, diaphragm 100 includes texture layer 20 and binder course 10.Specifically, texture layer 20 includes
Base material (Fig. 3 does not show that following other embodiment does further explanation), and (Fig. 3 is not for the textured pattern formed on base material
Show).Binder course 10, which is located at texture layer 20, has textured pattern side, for diaphragm 100 to be bonded to one with metal shell,
The adhesion of the two is set to meet preset requirement.
Referring to Fig. 4, in another embodiment, the diaphragm 100 also includes being formed between texture layer 20a and binder course 10a
Functional layer 30.Concrete function layer 30 includes ink layer 32 and/or coating 34.Increase coating 34 can increase texture layer 20a light
Damp degree simultaneously increases metal-like.Ink layer 32 includes pattern and color information, and increase ink layer 32 can realize the aobvious of color
Show, arranged in pairs or groups with textured pattern 23, and then realize the effect of banding more richly, improve the experience sense of user.It should be understood that should
Diaphragm 100 can also not have texture layer 20a, only play grain effect with the oxidation lines on metal shell.
Referring to Fig. 5, in another embodiment, the diaphragm 100 also includes being sequentially arranged at texture layer 20b back to binder course 10b
Protective layer 40, peel ply 50 and the film 60 of side.After diaphragm 100 is incorporated in housing 21, film is torn using peel ply 50
60, finally texture layer 20b back to binder course 10b sides formed protective layer 40, for prevent film 60 peel off when to texture layer
20b causes damage.The material of film 60 is PET, PC, and thickness is specifically chosen according to performance requirement, usually 0.050-
0.4mm。
The line having on the texture layer described in the above example in different embodiments is explained below in conjunction with Fig. 6-Figure 11
Manage pattern.
Referring to Fig. 6, specifically, in an embodiment, processing district is included on a surface of base material 21, the processing district is by a line
Frame 22 is defined, and textured pattern 23 is formed in above-mentioned processing district, mutual not by the pattern of a plurality of lines 24 or multiple regular shapes
Intersect and distribution straggly forms (following other embodiment will be explained in detail further one by one).More specifically, textured pattern 23 is by more
Bar straight line it is straggly it is arranged evenly form, i.e., straight line is distributed in the same direction, and at least part straight line linear extension direction away from
The distance at the edge of wire frame differs.
Such as Fig. 7, in second embodiment, textured pattern 23a by a plurality of circular arc line it is straggly it is arranged evenly form, on circular arc line
With breach 25a, and the diameter of a plurality of circular arc line is different, is distributed in one heart on the surface of housing 21, and mutually adjacent circular arc
The breach 25a of line is in staggered distribution.Form textured pattern 23a lines distribution straggly enable to whole lines more random from
So, it is attractive in appearance.
In other embodiments, textured pattern 23 can be any lines figure according to user preferences design.Such as Fig. 8
Shown, textured pattern 23b along two a plurality of camber line 24b being distributed with one heart by forming, i.e. the camber line 24b on the left side is along same
The center of circle is distributed, and preferable camber line 24b is distributed along another center of circle, and the camber line 24b of the right and left is disposed opposite to each other.
Alternatively, as shown in figure 9, the textured pattern 27 is made up of a part for multiple hexagons 28 or hexagon 28,
A part for hexagon 28 is located at the marginal position of wire frame 26, and including the distribution of a plurality of same direction in each hexagon 28
Straight line 280, the distribution arrangement of straight line 280 in each hexagon may be the same or different.In other embodiments, in hexagon 28
Straight line 280 can intersect.
Alternatively, as shown in Figure 10, textured pattern 27a is made up of multiple quadrangle 28a, and in each quadrangle 28a
Straight line 280a distribution arrangements in straight line 280a, each quadrangle 28a including the distribution of a plurality of same direction can be identical or not
Together.In other embodiments, the straight line 280a in quadrangle 28a can intersect.Further, quadrangle 28a edge and line
Frame 26a is concordant.
Alternatively, as shown in figure 11, textured pattern 27b is by multiple circular groove 28b's and connection circular groove 28b
Lines 280b is formed.Further, positioned at wire frame 26b middle sections include it is multiple surround a circular circular groove 28b and by
Same center of circle 29b extends to the straight line 280b for forming circular each circular groove 28b.
Referring to Figure 12, in another embodiment of the present invention, anodic oxidation, electricity are carried out using metal shell 400 as anode
The step S102 for forming oxide film 410 after solution in the user oriented side of metal shell 400 further comprises：Make electrolysis electric
Jump to second voltage after being pressed in the first voltage effect time very first time and remake with the second time span so that oxide film
End polymerization of at least two adjacent holes 414 away from film layer 500 in 410, and extend further away from film layer 500.
For example first voltage is 40V, second voltage is 20V or 8V.Referring to Figure 13 in other embodiments, first can make from by 40V
20V effect second time periods are jumped to very first time length, 8V is finally jumped to again and remakes with a period of time.Alternatively,
One time span is 10-20min, and the second time span is 60-100min.
Or referring to Figure 13, decomposition voltage is set to jump to tertiary voltage after first voltage acts on very first time length
Remake with the second time span so that the hole 614 formed in the oxide film 610 on metal shell 600 is away from film layer
700 end produces branch 616, and extends further away from film layer 700.Two above embodiment so that hole 414
(614) it is polymerize or is produced branch 616 away from film layer 500 (700) one end, is enabled in oxide film 410 (610)
On when painted colour fixation it is more preferable.
Further, in an embodiment, anodic oxidation is carried out using metal shell as anode, in metal-back after electrolysis
Body user oriented side was formed after the step of oxide film, in addition to：In metal shell there is oxide film side to spray PU
Enamelled coating.The adhesion of metal shell and film layer can be increased after spraying PU enamelled coatings.It should be understood that when film layer is above-mentioned institute
During the diaphragm of description, PU enamelled coatings can not also be sprayed on oxide film, because the binder course in diaphragm has and PU enamelled coatings
The effect of similar.
Or being additionally included in metal shell, there is oxide film side to spray dye layer.Dye layer can increase metal-back
The color effect of body.
Referring to Figure 14, the present invention also provides a kind of shell, and the shell includes, stacking metal shell 800 and film layer
900, and metal shell 800 has oxide film 820 adjacent to the side of film layer 900.Oxide film 820 can pass through this herein
Each kinds of oxidation reaction in field is formed, film layer 900 include decorating film, optical thin film and above example described in diaphragm in extremely
Few one kind.Or include the gold with oxide film 610 as described by embodiment of above with continued reference to Figure 13, the shell
Belong to housing 600, and form the film layer 700 that there is the side of oxide film 610 in metal shell 600.
The present invention also provides a kind of terminal, and in an embodiment, the terminal is included described by any of the above embodiment,
Such as metal shell 800 shown in Figure 14 and form the film layer 900 with the side of oxide film 820 in metal shell 800.
The present invention by by metal shell be used as anode carry out anodic oxidation, then by be electrolysed metal shell towards
User side forms oxide film, and the hole and groove on oxide film can be greatly increased between metal shell and film layer
Adhesion, film layer are difficult for drop-off.Increase film layer can play textured pattern, the enhancing gold in protective housing on metal shell
Belong to the effect such as gloss, addition color, metal shell is met the condition as terminal enclosure after film layer is attached.
Embodiments of the present invention are the foregoing is only, are not intended to limit the scope of the invention, it is every to utilize this
The equivalent structure or equivalent flow conversion that description of the invention and accompanying drawing content are made, or directly or indirectly it is used in other correlations
Technical field, be included within the scope of the present invention.
Claims (12)
- A kind of 1. method for realizing metal housing surface texture, it is characterised in that this method includes：One metal shell is provided；Anodic oxidation is carried out using the metal shell as anode, is formed after electrolysis in the metal shell user oriented side Oxide film；In the metal shell there is the oxide film side to form film layer.
- 2. the method according to claim 1 for realizing metal housing surface texture, it is characterised in that the oxide film bag Include multiple holes.
- 3. the method according to claim 2 for realizing metal housing surface texture, it is characterised in that the oxide film bag The multiple mutually neighbour polygons for being distributed in outer surface are included, either circular or ellipse, described hole is positioned at described polygon Shape is either described circular or the oval center, and a width of 0.01-0.03um in footpath of described hole, depth 2- 20um。
- 4. the method according to claim 2 for realizing metal housing surface texture, it is characterised in that described by the metal Housing as anode carry out anodic oxidation, after electrolysis the metal shell user oriented side formed oxide film the step of Including：Decomposition voltage is set to jump to second voltage from first voltage so that at least two adjacent holes are away from the film The end polymerization of layer, and extend further away from the film layer；Or decomposition voltage is set to jump to the 3rd from the first voltage Voltage so that end of the described hole away from the film layer produces branch, and extends further away from the film layer.
- 5. the method according to claim 1 for realizing metal housing surface texture, it is characterised in that the anodic oxidation Temperature is 18-24 DEG C, voltage 10-15V, concentration of electrolyte 160-180g/L.
- 6. the method according to claim 5 for realizing metal housing surface texture, it is characterised in that the electrolyte includes At least one of sulfuric acid, oxalic acid and chromic acid.
- 7. the method according to claim 1 for realizing metal housing surface texture, it is characterised in that the film layer is optics At least one of film, decorating film or diaphragm.
- 8. the method according to claim 7 for realizing metal housing surface texture, it is characterised in that when the film layer is dress It is described in the metal shell to there is the step of oxide film side forms film layer to include when adoring film：By thermal transfer, The tool that the decorating film is incorporated in the metal shell is banded on either pressure transfer or water transfer, or three-D surface There is the oxide film side；Or when the film layer is diaphragm, it is described to have the oxidation thin in the metal shell The step of film side formation film layer, includes：The diaphragm is incorporated in the tool of the metal shell by thermal transfer or pressure transfer There is the oxide film side.
- 9. the method according to claim 1 for realizing metal housing surface texture, it is characterised in that described by the metal Housing as anode carry out anodic oxidation, after electrolysis the metal shell user oriented side formed oxide film the step of Afterwards, in addition to：There is the oxide film side spraying PU enamelled coatings in the metal shell；Or have in the metal shell There is the oxide film side spraying dye layer.
- A kind of 10. shell, it is characterised in that including：The metal shell and film layer of stacking；The metal shell has oxide film adjacent to the side of the film layer；Or the metal shell with oxide film described in claim any one of 1-9, and formed in the metal shell Film layer with the oxide film side.
- 11. shell according to claim 10, it is characterised in that the metal shell includes aluminium or aluminium alloy.
- 12. a kind of terminal, it is characterised in that including the shell as described in claim 10 or 11.
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| CN201710524198.7A CN107454213B (en) | 2017-06-30 | 2017-06-30 | Method for realizing surface texture of metal shell, shell and terminal |
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| CN201710524198.7A CN107454213B (en) | 2017-06-30 | 2017-06-30 | Method for realizing surface texture of metal shell, shell and terminal |
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Cited By (5)
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| CN108677235A (en) * | 2018-06-06 | 2018-10-19 | Oppo（重庆）智能科技有限公司 | Aluminium alloy surface treatment method, Al-alloy parts and casting of electronic device |
| CN111587013A (en) * | 2020-05-21 | 2020-08-25 | Oppo广东移动通信有限公司 | Shell of electronic equipment and manufacturing method thereof |
| CN112074134A (en) * | 2019-06-10 | 2020-12-11 | 北京小米移动软件有限公司 | Metal shell of electronic equipment and its processing technology |
| WO2024164618A1 (en) * | 2023-02-07 | 2024-08-15 | 荣耀终端有限公司 | Housing and electronic device |
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| CN108684168A (en) * | 2018-07-24 | 2018-10-19 | Oppo广东移动通信有限公司 | Electronic equipment shell, preparation method thereof and electronic equipment |
| CN108684168B (en) * | 2018-07-24 | 2020-04-17 | Oppo广东移动通信有限公司 | Electronic equipment shell, preparation method thereof and electronic equipment |
| CN112074134A (en) * | 2019-06-10 | 2020-12-11 | 北京小米移动软件有限公司 | Metal shell of electronic equipment and its processing technology |
| CN111587013A (en) * | 2020-05-21 | 2020-08-25 | Oppo广东移动通信有限公司 | Shell of electronic equipment and manufacturing method thereof |
| WO2024164618A1 (en) * | 2023-02-07 | 2024-08-15 | 荣耀终端有限公司 | Housing and electronic device |
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