CN110815983A - Shell of electronic equipment, manufacturing method of shell and electronic equipment - Google Patents
Shell of electronic equipment, manufacturing method of shell and electronic equipment Download PDFInfo
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- CN110815983A CN110815983A CN201911188860.1A CN201911188860A CN110815983A CN 110815983 A CN110815983 A CN 110815983A CN 201911188860 A CN201911188860 A CN 201911188860A CN 110815983 A CN110815983 A CN 110815983A
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- 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
- B32B17/00—Layered products essentially comprising sheet glass, or glass, slag, or like fibres
- B32B17/06—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
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- 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
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
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- 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
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
- B32B27/308—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising acrylic (co)polymers
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- 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
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/36—Layered products comprising a layer of synthetic resin comprising polyesters
-
- 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
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/36—Layered products comprising a layer of synthetic resin comprising polyesters
- B32B27/365—Layered products comprising a layer of synthetic resin comprising polyesters comprising polycarbonates
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- 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
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/04—Interconnection of layers
- B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/0015—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterized by the colour of the layer
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/06—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the coating material
- C23C14/08—Oxides
- C23C14/083—Oxides of refractory metals or yttrium
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/06—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the coating material
- C23C14/10—Glass or silica
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/22—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the process of coating
- C23C14/34—Sputtering
- C23C14/35—Sputtering by application of a magnetic field, e.g. magnetron sputtering
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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
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- 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
- B32B2255/00—Coating on the layer surface
-
- 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
- B32B2457/00—Electrical equipment
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Signal Processing (AREA)
- Casings For Electric Apparatus (AREA)
- Laminated Bodies (AREA)
Abstract
The application provides a shell of electronic equipment, a manufacturing method of the shell and the electronic equipment. This casing is including the printing opacity casing, first coating film layer, diaphragm, texture layer and the second coating film layer that stack gradually the setting, and wherein, first coating film layer and second coating film layer all set up by a plurality of first sub-retes and a plurality of second sub-retes in turn and constitute, and first sub-rete is formed by titanium dioxide, and the second sub-rete is formed by silicon dioxide. The utility model provides an electronic equipment's casing, the light that the first coating film layer on the printing opacity casing reflects forms the interference with the light that texture layer or second coating film layer on the diaphragm reflect, presents more complicated colour effect, thereby and different angles gradual change makes the colour of casing more gorgeous and colorful, and the stereovision is abundanter, outward appearance aesthetic feeling is more outstanding.
Description
Technical Field
The application relates to the technical field of manufacturing of shells of electronic equipment, in particular to a shell of electronic equipment, a manufacturing method of the shell and the electronic equipment.
Background
The existing mobile phone light-transmitting cover plate generally adopts the following two structural types. Firstly, the steps of white plate light transmission processing, spraying and priming organic layer, coating film, spraying and coating ink, plating anti-fingerprint layer and the like are carried out in sequence, the formed cover plate light transmission is obviously improved in the aspect of appearance effect compared with a light transmission cover plate formed by singly adopting a pad printing or spraying process, but the texture effect is lacked, so that the aspects of texture and aesthetic feeling of the product are influenced to a certain extent. And secondly, the steps of white sheet light transmission processing, fingerprint-proof layer plating, Ultraviolet (UV) transfer printing, film plating, silk-screen printing ink, laser cutting, attaching and bubble removal are sequentially carried out, the formed cover plate light transmission is obviously improved in appearance effect and has texture effect, but the single texture and the single optical coating still make the product lack of layering, and the texture and the aesthetic feeling of the product are still insufficient.
Disclosure of Invention
An object of the embodiments of the present application is to provide a housing of an electronic device, a method for manufacturing the housing structure, and an electronic device using the housing, which at least solve the above problems in the prior art, and achieve an appearance effect of a composite color effect, a gorgeous and changeable effect of color change with angle change, and greatly improved layering and aesthetic feeling.
In a first aspect of embodiments of the present application, a housing of an electronic device is provided.
According to the embodiment of the application, the casing is including the printing opacity casing, first coating film layer, diaphragm, texture layer and the second coating film layer that stack gradually the setting, wherein, first coating film layer with the second coating film layer all comprises a plurality of first sub-retes and a plurality of second sub-retes setting in turn, just first sub-rete is formed by titanium dioxide, the second sub-rete is formed by silicon dioxide.
The casing of electronic equipment of this application embodiment, the light that the first coating film layer on the printing opacity casing reflects forms the interference with the texture layer on the diaphragm or the light that the second coating film layer reflects, presents more complicated colour effect, thereby and different angles gradual change makes the colour of casing more gorgeous and colorful, and the stereovision is richer, the outward appearance aesthetic feeling is more outstanding.
In a second aspect of the present application, a method of making a housing for an electronic device is presented.
According to an embodiment of the application, the method comprises: forming a first coating layer on the surface of one side of the light-transmitting shell; forming a texture layer on one side of the membrane; forming a second coating layer on the surface of the texture layer far away from the membrane; attaching the other side surface of the diaphragm to the surface of the first coating layer far away from the light-transmitting shell; the step of forming the first coating layer and the second coating layer comprises the step of sequentially forming a plurality of first sub-film layers and a plurality of second sub-film layers which are alternately arranged, wherein the first sub-film layers are formed by titanium dioxide, and the second sub-film layers are formed by silicon dioxide.
By adopting the preparation method provided by the embodiment of the application, the first coating layer can be formed on the surface of the light-transmitting shell, the texture layer and the second coating layer are formed on the surface of the diaphragm, and then the diaphragm is attached to the light-transmitting shell, so that the electronic equipment shell with more complex color effect, gorgeous color and richer layering is obtained.
In a third aspect of the present application, an electronic device is presented.
According to an embodiment of the present application, the electronic device includes: the film coating device comprises a shell, wherein the shell comprises a light-transmitting shell, a first film coating layer, a membrane, a texture layer and a second film coating layer which are arranged in a stacked mode, the first film coating layer and the second film coating layer are formed by alternately arranging a plurality of first sub-film layers and a plurality of second sub-film layers, the first sub-film layers are formed by titanium dioxide, and the second sub-film layers are formed by silicon dioxide; a display device coupled to the housing.
The electronic equipment of the embodiment of the application has the advantages that the shell is richer and more gorgeous in color and better in visual layering and aesthetic feeling, so that the appearance effect of the electronic equipment is more outstanding, and the market competitiveness of the electronic equipment is better. It will be appreciated by those skilled in the art that the features and advantages described above with respect to the housing of the electronic device, which are not described in detail herein, still apply to the electronic device.
Additional aspects and advantages of the present application will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the present application.
Drawings
The above and/or additional aspects and advantages of the present application will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic cross-sectional structural view of a housing of an electronic device according to an embodiment of the present application;
fig. 2 is a schematic cross-sectional structural view of a housing of an electronic device according to another embodiment of the present application;
fig. 3 is a schematic cross-sectional structural view of a housing of an electronic device according to another embodiment of the present application;
FIG. 4 is a schematic cross-sectional view of a housing of an electronic device according to another embodiment of the present application;
FIG. 5 is a schematic top view of a first coating layer of a housing of an electronic device according to another embodiment of the present disclosure;
FIG. 6 is a flow chart illustrating a method of fabricating a housing of an electronic device according to one embodiment of the present application;
fig. 7 is an external view of an electronic device according to an embodiment of the present application.
Reference numerals
100 light-transmitting shell
200 first coating layer
300 diaphragm
400 texture layer
500 second coating layer
610 first sub-film layer
620 second sub-film layer
700 optical adhesive layer
800 ink layer
910 priming organic layer
920 anti-fingerprint layer
10 casing
20 display device
1 electronic device
Detailed Description
The following examples are presented in detail and are not to be construed as limiting the present application, as those skilled in the art will appreciate. Unless otherwise indicated, specific techniques or conditions are not explicitly described in the following examples, and those skilled in the art may follow techniques or conditions commonly employed in the art or in accordance with the product specifications.
In one aspect of an embodiment of the present application, a housing of an electronic device is presented.
According to the embodiment of the application, referring to fig. 1, the housing comprises a light-transmitting housing 100, a first coating layer 200, a membrane 300, a texture layer 400 and a second coating layer 500 which are sequentially stacked, wherein the first coating layer 200 and the second coating layer 500 are formed by alternately arranging a plurality of first sub-membrane layers 610 and a plurality of second sub-membrane layers 620, and the first sub-membrane layers 610 are made of titanium dioxide (TiO) (i.e. titanium dioxide)2) The second sub-film layer 620 is formed of silicon dioxide (SiO)2) And (4) forming. Note that the "stacked arrangement" specifically means that the layers are arranged in order from the direction along the outer surface toward the inner surface of the light-transmitting housing 100.
It is also to be understood that the terms "first", "second" and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least one, e.g., one, two, three, etc., unless specifically limited otherwise.
In the research process, the inventor of the application finds that the texture of the product appearance of a glass cover plate provided with an optical coating layer, a texture layer or two optical coating layers is still insufficient. Therefore, the inventor respectively sets a layer of coating layer on the transparent shell 100 and the diaphragm 300, and sets a layer of texture layer on the diaphragm 300, so that the light reflected by the first coating layer 200 on the transparent shell 100 and the light reflected by the texture layer 400 or the second coating layer 500 on the diaphragm 300 form interference, a more complex color effect is presented, and different angles are gradually changed, so that the color of the shell is more bright and colorful, and the appearance effect of the shell is more layered.
In some embodiments of the present invention, referring to fig. 2, an optical adhesive layer 700 may be disposed between the first film 200 and the diaphragm 300, so that the first film 200, the texture layer 400 and the second film 500 may be formed on the transparent casing 100, respectively, and then the lower surface of the diaphragm 300 is attached to the upper surface of the first film 200 through a photoresist.
In some embodiments of the present invention, referring to fig. 2, the second film plating layer 500 may further be provided with an ink layer 800 away from the texture layer 400, and the color of the ink layer 800 may be white, blue or silvery white, so that the ink layer 800 with different color effects may make the housing have a more colorful composite color effect.
In other embodiments of the present invention, the thickness of at least one of the first coating layer 200 and the second coating layer 500 may be gradually changed, such that the thickness of one end of the first coating layer 200 is higher than that of the other end, and the color of one end of the housing is different from that of the other end, so that the color change of the housing is more colorful; note that the direction of "thickness" is along a direction perpendicular to the surface of the housing. In some specific examples, referring to fig. 3, the thickness of the first plating layer 200 may be graded. In other specific examples, the thickness of the second plating layer 500 may be gradually changed.
In some embodiments of the present invention, at least one of the first coating 200 and the second coating 500 may be patterned, so that the coating is also patterned to form a texture effect, and the composite texture effect of the texture layer 400 can make the color effect of the housing more colorful with the change of the angle. In some specific examples, the first plating layer 200 may be patterned, and referring specifically to fig. 5, the first plating layer 200 may be etched into hexagons arranged in an array. In other embodiments, the second coating layer 500 may be patterned.
In some embodiments of the present invention, the thickness of the first film plating layer 200 may be 500 to 700nm, and the thickness of the second film plating layer 500 may be 120 to 300nm, so that the first film plating layer 200 having different overall thickness ranges and the same thickness of the first sub-film layer 610 and the second sub-film layer 620 may be used, the first sub-film layer 610 and the second sub-film layer 620 having the same thickness may be formed by using the same film plating process in the manufacturing process, and the first film plating layer 200 and the second film plating layer 500 having different thicknesses may be obtained by adjusting the film plating times.
Specifically, the first coating layer 200 and the second coating layer 500 are both TiO2/SiO2The multi-layer structure, however, the first coating layer 200 is a uniform film with a thickness of about 500nm, the second coating layer 500 is a uniform film with a thickness of about 300nm, the texture layer 400 is a line texture with a line width and a line spacing of about 50 μm, and the ink layer 800 may be selected to be white. Thus, the user can see the golden color of the tyrant when viewing the shell from a vertical angle, and can see the yellowish green color when viewing the shell from a horizontal angle.
In addition, the first coating layer 200 and the second coating layer 500 are both TiO2/SiO2In the multilayer structure, the first coating layer 200 may also be a whole layer gradient film with a thickness of about 700nm, the upper end is thin, and the lower end is thick, the second coating layer 500 is a whole layer uniform film with a thickness of about 120nm, the texture layer 400 adopts line textures with a line width and a line spacing of about 50 microns, and the ink layer 800 is blue. Thus, when a user observes the shell from a vertical angle, the upper end of the shell is purple red, the lower end of the shell is green, and when the user observes the shell from a horizontal angle, the upper end of the shell is green and the lower end of the shell is purple.
Further, the first coating layer 200 and the second coating layer 500 are both TiO2/SiO2In the multilayer structure, the first film coating layer 200 can also be a gradient film with the thickness of about 700nm, the upper end is thin, the lower end is thick, the first film coating layer 200 is etched into hexagons arranged in an array, the second film coating layer 500 is a whole-layer uniform film with the thickness of about 300nm, the texture layer 400 adopts line textures with the line width and the line spacing of about 50 microns, and the ink layer 800 is white. Therefore, a user can see that the hexagonal area at the upper end is blue and the whole lower end is purple when observing the shell from a vertical angle, and can see that the hexagonal area at the upper end is green and the lower end is purple when observing the shell from a horizontal angle.
And the first coating layer 200 and the second coating layer 500 are both TiO2/SiO2In the multilayer structure, the first film coating layer 200 may also be a gradient film with a thickness of about 700nm, the upper end is thin, the lower end is thick, the first film coating layer 200 is further etched into hexagons arranged in an array, the second film coating layer 500 is a whole uniform film with a thickness of about 120nm, the texture layer 400 adopts line textures with a line width and a line spacing of about 50 microns, the ink layer 800 is selected to be gradient, the upper end is blue, and the lower end is silvery white. Therefore, a user can see that the hexagonal area at the upper end is blue and the lower end is wholly light purple when observing the shell from a vertical angle, and can see that the hexagonal area at the upper end is green and the lower end is silvery white when observing the shell from a horizontal angle.
According to an embodiment of the present application, referring to fig. 2, a priming organic layer 910 may be disposed between the first coating layer 200 and the light-transmitting casing 100, and a fingerprint-proof layer 920 may be further disposed on a side of the light-transmitting casing 100 away from the first coating layer 200. Thus, the underlying organic layer 910 with a thickness of 1.0-2.5 μm can reduce the influence of the stress of the first coating layer 200 on the strength of the transparent shell; the anti-fingerprint layer 920 with a thickness of 10-30 μm can make the contact angle between the surface of the shell and the water drop larger than 110 °.
According to the embodiment of the present application, the material forming the light-transmitting casing 100 is not limited to glass, but may be other optically transparent materials such as polyethylene terephthalate (PET), Polycarbonate (PC), polymethyl methacrylate (PMMA) or PMMA/PC composite board, so that not only the light-transmitting casing 100 has high transparency and high mechanical property, but also the casing can be thinner and lighter.
In summary, according to the embodiments of the present application, a casing of an electronic device is provided, in which light reflected by a first coating layer on a light-transmitting casing interferes with light reflected by a texture layer or a second coating layer on a film, so as to present a more complicated color effect, and different angles gradually change, so that the casing has a more colorful color, a richer layering sense, and a more attractive appearance.
In another aspect of an embodiment of the present application, a method of making a housing for an electronic device is presented. According to an embodiment of the present application, referring to fig. 6, the manufacturing method includes:
s100: and forming a first coating layer on the surface of one side of the light-transmitting shell.
In this step, the first plating layer 200 is formed on one side surface of the light-transmissive casing 100. According to the embodiment of the application, a suitable glass raw material (such as corning GG3, GG5, GG6, or DT Pro and DT Star of AGC) can be selected in advance, three-dimensional (3D) white glass can be processed through the procedures of cutting, numerical control machining (CNC), hot bending, polishing, toughening, cleaning and the like, and then the first coating layer 200 is formed on the concave surface of the 3D white glass. According to the embodiment of the present application, the first plating layer 200 may be formed by magnetron sputtering or evaporation, for example, TiO formed by evaporation2/SiO2The multilayer film system structure of (3) can form a uniform film having a uniform thickness.
In some embodiments of the present invention, the step of forming the first plating layer includes sequentially forming a plurality of first sub-film layers 610 and a plurality of second sub-film layers 620 alternately arranged, wherein the first sub-film layers 610 may be made of titanium dioxide (TiO)2) The second sub-film layer 620 may be formed of silicon dioxide (SiO)2) And (4) forming. So, let light take place many times refraction between the rete that the refracting index is different to realize the casing surface like the general illusion of rainbow effect of discolouing, and then make electronic equipment's outward appearance can satisfy the changeable demand of consumer to electronic equipment's outward appearance effect.
In some embodiments of the present invention, before step S100, a primer organic layer 910 may be formed on a surface of one side of the light-transmissive housing 100, and then a first coating layer 200 may be formed on a surface of the primer organic layer 910 away from the light-transmissive housing 100. Thus, the priming organic layer 910 with a thickness of 1.0-2.5 μm is formed by spraying, which can reduce the influence of the stress of the first coating layer 200 on the strength of the transparent shell.
In some embodiments, the first plating layer 200 may be patterned, such that a hexagonal pattern may be etched in an array. The specific steps can be as follows: firstly, spraying a layer of light resistance with the thickness of 1.0-2.5 microns on the surface of the priming organic layer 910, wherein the specific type of the light resistance can select negative or positive photoresist according to the pattern design; then, removing part of the organic solvent in the photoresist by pre-baking, wherein the baking mode adopts infrared radiation heating or hot air circulation heating, the baking equipment can be an oven or a tunnel furnace, the baking temperature is 60-100 ℃, and the baking time is 3-10 min; exposing the prebaked product, wherein an exposure light source is ultraviolet light which can be a mercury lamp, a halogen lamp or ultraviolet laser (such as laser with the wavelength of 255nm or 355 nm), the exposure energy is 0.2-0.5 uj, and a photomask used for exposure is designed and manufactured according to the pattern requirement; continuing to develop the exposed product (the unexposed area will be developed), wherein the developer is an alkaline liquid (such as 0.1-0.5 wt% NaOH or KOH, or 1-3 wt% Na)2CO3Or NaHCO3) A graph is obtained after development, and the graph area shields and protects the surface of the glass to ensure that the visible area is not plated on the film layer during film plating; further baking the developed product to further solidify the photoresist, wherein the baking mode and the baking equipment are the same as those of pre-baking, the baking temperature is usually increased by 50-150 ℃ on the basis of the pre-baking temperature, and the baking time is 10-30 min; carrying out ultrasonic cleaning on the product after being cured and baked to ensure that the surface of the product is clean and has no water stain so as to ensure the appearance quality and the adhesive force during film coating; after forming the first coating layer 200 by magnetron sputtering or evaporation, deplating, i.e. removing the photoresist layer, and deplating and stripping the coating layer above the photoresist layer from the glass surface to obtain the glass cover plate with coating layer patterns. Alternatively, the first plating layer 200 may be formed first and then etchedEtching off the area not protected by the photoresist, and finally removing the photoresist layer, wherein the etching temperature is 30-40 ℃, the time is 1-10 min, the concentration of the etching solution is 1-10%, and the type of the etching solution can be HF, HCl or H2SO4、HNO3One or more of oxalic acid and citric acid.
In other specific examples, the thickness of the first plating layer 200 may be formed to be gradually varied. Specifically, a gradual-change film layer with the thickness gradually increasing or decreasing in a certain direction can be formed on the surface of the glass by setting different distances between the glass and the target or by adopting a shielding jig.
In some embodiments of the present invention, after step S100, a fingerprint-proof layer may be formed on the convex surface of the 3D glass housing, i.e., the surface of the light-transmitting housing 100 away from the first coating layer 200 by magnetron sputtering coating or evaporation coating, so that the contact angle between the surface of the housing and water may be greater than 110 °.
S200: a textured layer is formed on one side of the membrane.
In this step, a textured layer 400 is formed on one side of the membrane 300. According to the embodiment of the application, a layer of UV texture can be transferred on the PET surface of the membrane through a UV transfer printing process, the viscosity of UV glue is 200-500 mpa.s, the thickness of the glue layer can be 9-20 micrometers, and exposure energy is 800-1500 mj/cm2。
S300: and forming a second coating film layer on the surface of the texture layer far away from the membrane.
In this step, a second coating layer 500 is formed on the surface of the textured layer 400 remote from the diaphragm 300. According to the embodiment of the present application, the second coating layer 500 may be formed by magnetron sputtering or evaporation coating, for example, TiO formed by evaporation coating2/SiO2The multilayer film system structure of (3) can form a uniform film having a uniform thickness.
In some embodiments of the present invention, the step of forming the second plating layer 500 includes sequentially forming a plurality of first sub-film layers 610 and a plurality of second sub-film layers 620 alternately arranged, wherein the first sub-film layers 610 are formed of titanium dioxide, and the second sub-film layers 620 are formed of silicon dioxide. So, let light take place many times refraction between the rete that the refracting index is different to realize the casing surface like the general illusion of rainbow effect of discolouing, and then make electronic equipment's outward appearance can satisfy the changeable demand of consumer to electronic equipment's outward appearance effect.
In some specific examples, the second plating layer 500 may be patterned. The specific patterning process step may refer to the patterning process step of the first plating layer 200 in step S100. In other specific examples, the thickness of the formed second sub-film layer 500 may be gradually varied.
In some embodiments of the present invention, after step S300 and before step S400, the ink layer 800 may be formed on the surface of the second coating layer 500 away from the texture layer 400. Specifically, the ink layer 800 is formed on the surface of the second coating layer 500 by silk-screen printing, coating or rubber roller printing, and the like, the ink layer 800 may be formed by one or more layers of ink, and the color may be white, black, red, blue, and other pure colors or may be gradient color according to the product design requirement.
S400: and attaching the other side surface of the diaphragm to the surface of the first coating layer far away from the light-transmitting shell.
In this step, the other side surface of the film 300 manufactured in step S300 is attached to the surface of the first film plating layer 200 away from the light-transmitting casing 100. In some embodiments of the present invention, the membrane 200 may be attached to the surface of the light-transmissive housing 100 by photoresist (OCA). According to the embodiment of the application, defoaming treatment can be performed after the laminating, wherein the defoaming pressure is 0.3-0.6 MPa, the temperature is 30-60 ℃, the defoaming time is 20-60 min, and then a finished glass cover plate is obtained.
In summary, according to the embodiments of the present application, a manufacturing method is provided, in which a first film coating layer is formed on a surface of a light-transmitting casing, a texture layer and a second film coating layer are formed on a surface of a diaphragm, and then the diaphragm is attached to the light-transmitting casing, so as to obtain an electronic device casing with a more complex color effect, a more colorful appearance and a more rich layering effect, and the manufacturing method has a simple process and a lower manufacturing cost.
In another aspect of an embodiment of the present application, an electronic device is provided.
According to an embodiment of the present application, referring to fig. 7, the electronic apparatus 1 includes a housing 10 and a display device 20; the shell comprises a light-transmitting shell, a first coating layer, a membrane, a texture layer and a second coating layer which are arranged in a stacked mode, wherein the first coating layer and the second coating layer are formed by alternately arranging a plurality of first sub-membrane layers and a plurality of second sub-membrane layers, the first sub-membrane layers are formed by titanium dioxide, and the second sub-membrane layers are formed by silicon dioxide; and the display device 20 is connected to the housing 10.
According to the embodiment of the present invention, the specific type of the electronic device is not particularly limited, such as a mobile phone, a tablet computer, a smart watch, and the like, and those skilled in the art may select the electronic device according to the specific application of the electronic device, which is not described herein again. It should be noted that the electronic device includes other necessary components and structures besides the housing and the display device, for example, a mobile phone, specifically, such as a processor, a memory, a battery, a circuit board, a camera, etc., and those skilled in the art can design and supplement the electronic device accordingly according to the specific type of the electronic device, and details are not described herein.
In summary, according to the embodiments of the present application, an electronic device is provided, in which a housing of the electronic device has richer and gorgeous colors and better visual layering and aesthetic feeling, so that an appearance effect of the electronic device is more prominent, and market competitiveness of the electronic device is better. It will be appreciated by those skilled in the art that the features and advantages described above with respect to the housing of the electronic device, which are not described in detail herein, still apply to the electronic device.
In the description herein, reference to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Although embodiments of the present application have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present application, and that variations, modifications, substitutions and alterations may be made to the above embodiments by those of ordinary skill in the art within the scope of the present application.
Claims (14)
1. The utility model provides a casing of electronic equipment which characterized in that, includes the printing opacity casing, first coating film layer, diaphragm, texture layer and the second coating film layer that range upon range of setting gradually, wherein, first coating film layer with the second coating film layer all comprises a plurality of first sub-retes and a plurality of second sub-retes setting in turn, just first sub-rete is formed by titanium dioxide, the second sub-rete is formed by silicon dioxide.
2. The housing of claim 1 wherein an optical adhesive layer is disposed between the first coating and the diaphragm.
3. The housing of claim 1 wherein the second coating is further provided with an ink layer remote from the textured layer.
4. The housing of claim 1, wherein at least one of the first coating and the second coating is patterned.
5. The housing of claim 1, wherein at least one of the first coating and the second coating is graded in thickness.
6. The housing of claim 1, wherein the first coating layer has a thickness of 500 to 700nm and the second coating layer has a thickness of 120 to 300 nm.
7. The housing of claim 1 wherein a primer organic layer is disposed between the first coating and the light transmissive housing, and wherein an anti-fingerprint layer is further disposed on a side of the light transmissive housing remote from the first coating.
8. A method of making a housing for an electronic device, comprising:
forming a first coating layer on the surface of one side of the light-transmitting shell;
forming a texture layer on one side surface of the membrane;
forming a second coating layer on the surface of the texture layer far away from the membrane;
attaching the other side surface of the diaphragm to the surface of the first coating layer far away from the light-transmitting shell;
the step of forming the first coating layer and the second coating layer comprises the step of sequentially forming a plurality of first sub-film layers and a plurality of second sub-film layers which are alternately arranged, wherein the first sub-film layers are formed by titanium dioxide, and the second sub-film layers are formed by silicon dioxide.
9. The method of claim 8, wherein the membrane is attached to the surface of the light-transmissive housing by a photoresist.
10. The method of claim 8, further comprising:
and forming an ink layer on the surface of the second coating layer far away from the texture layer.
11. The method of claim 8, further comprising:
and carrying out patterning treatment on at least one of the first coating layer and the second coating layer.
12. The method of claim 8 wherein at least one of the first coating and the second coating is formed with a graded thickness.
13. The method of claim 8, further comprising:
forming a priming organic layer between the first coating layer and the light-transmitting shell;
and forming an anti-fingerprint layer on one side of the light-transmitting shell, which is far away from the first coating layer.
14. An electronic device, comprising:
the film coating device comprises a shell, wherein the shell comprises a light-transmitting shell, a first film coating layer, a membrane, a texture layer and a second film coating layer which are arranged in a stacked mode, the first film coating layer and the second film coating layer are formed by alternately arranging a plurality of first sub-film layers and a plurality of second sub-film layers, the first sub-film layers are formed by titanium dioxide, and the second sub-film layers are formed by silicon dioxide;
a display device coupled to the housing.
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