CN106145629A - The manufacture method of a kind of glass cover-plate, glass cover-plate and mobile terminal - Google Patents
The manufacture method of a kind of glass cover-plate, glass cover-plate and mobile terminal Download PDFInfo
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- CN106145629A CN106145629A CN201610480972.4A CN201610480972A CN106145629A CN 106145629 A CN106145629 A CN 106145629A CN 201610480972 A CN201610480972 A CN 201610480972A CN 106145629 A CN106145629 A CN 106145629A
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- glass substrate
- double curved
- curved glass
- predetermined color
- area
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B33/00—Severing cooled glass
- C03B33/02—Cutting or splitting sheet glass or ribbons; Apparatus or machines therefor
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B23/00—Re-forming shaped glass
- C03B23/02—Re-forming glass sheets
- C03B23/023—Re-forming glass sheets by bending
- C03B23/03—Re-forming glass sheets by bending by press-bending between shaping moulds
- C03B23/0307—Press-bending involving applying local or additional heating, cooling or insulating means
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C17/00—Surface treatment of glass, not in the form of fibres or filaments, by coating
- C03C17/001—General methods for coating; Devices therefor
- C03C17/002—General methods for coating; Devices therefor for flat glass, e.g. float glass
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C17/00—Surface treatment of glass, not in the form of fibres or filaments, by coating
- C03C17/34—Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR 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
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C2217/00—Coatings on glass
- C03C2217/70—Properties of coatings
- C03C2217/72—Decorative coatings
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
- Y02P40/57—Improving the yield, e-g- reduction of reject rates
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Theoretical Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Surface Treatment Of Glass (AREA)
Abstract
The invention provides the manufacture method of a kind of glass cover-plate, glass cover-plate and mobile terminal, relate to terminal manufacture technology field, solving existing glass cover-plate and be substantially plane or 2.5D, homogeneity is serious, it is difficult to meet people's problem to the appearance requirement of product high-quality.This manufacture method includes: cut glass baseplate and hot-pressing processing, obtains double curved glass substrate；The double-edged edge of double curved glass substrate is cambered surface, and the cambered surface bending direction of the tow sides edge of double curved glass substrate is identical；Forming the first area being coated with the first predetermined color on the reverse side of double curved glass substrate, obtain double curved glass cover plate, first area is the region on double curved glass substrate in addition to predetermined middle window area and predetermined openings.The solution of the present invention defines the 3D double curved glass cover plate with particular color, novel and beautiful appearance, meets people's appearance requirement to glass cover-plate high-quality, and low cost of manufacture.
Description
Technical field
The present invention relates to terminal manufacture technology field, particularly relate to the manufacture method of a kind of glass cover-plate, glass cover-plate and
Mobile terminal.
Background technology
Along with making rapid progress of consumer electronics product, the product competition of various brands is fierce, and consumer is for consumer electricity
The requirement of sub-product is more and more higher, except hardware specification (such as processor, screen size and pixel, the network of electronic product
Standard, camera pixel etc.), the appearance design of electronic product is valued the most very much by consumer.
As a example by TW cover plate in 3C Product, glass cover-plate in the market is substantially plane or 2.5D, homogeneity
Change serious, lack novelty.The most existing glass cover-plate has been difficult to the appearance requirement meeting people to product high-quality.
Summary of the invention
The embodiment of the present invention provides the manufacture method of a kind of glass cover-plate, glass cover-plate and mobile terminal, existing to solve
In technology, glass cover-plate is substantially plane or 2.5D, and homogeneity is serious, lacks novelty, it is difficult to meet people high to product
The problem of the appearance requirement of quality.
First aspect, it is provided that the manufacture method of a kind of glass cover-plate, including:
Glass baseplate is cut and hot-pressing processing, obtain double curved glass substrate；Described double curved glass substrate
Double-edged edge is cambered surface, and the cambered surface bending side of the tow sides edge of described double curved glass substrate
To identical；
The reverse side of described double curved glass substrate is formed the first area being coated with the first predetermined color, obtains hyperbolic
Surface glass cover plate；Described first area be on described double curved glass substrate in the middle of predetermined in addition to window area and predetermined openings
Region.
Second aspect, it is provided that a kind of glass cover-plate, the double-edged edge of described glass cover-plate is cambered surface,
And the cambered surface bending direction of the tow sides edge of described glass cover-plate is identical；
Being formed with the first area being coated with the first predetermined color on the reverse side of described glass cover-plate, described first area is
On described glass cover-plate in the middle of predetermined region in addition to window area and predetermined openings.
The third aspect, additionally provides a kind of mobile terminal, including glass cover-plate as above.
So, in the embodiment of the present invention, first glass baseplate is cut and hot-pressing processing, obtain double curved glass base
Plate；The double-edged edge of this double curved glass substrate is cambered surface, and the tow sides of this double curved glass substrate
The cambered surface bending direction of edge is identical；Then formed on the reverse side of double curved glass substrate and be coated with the first predetermined color
The first area of (such as white), thus obtain double curved glass cover plate (the alternatively referred to as 3D double curved glass with particular color
Cover plate), wherein first area is the region on double curved glass substrate in addition to predetermined middle window area and predetermined openings.Logical
Cross brand-new technique making and define the 3D double curved glass cover plate with particular color, novel in appearance, good visual effect, meet
People appearance requirement to glass cover-plate high-quality, and low cost of manufacture, can be mass, be with a wide range of applications.
Efficiently solving glass cover-plate in prior art and be substantially plane or 2.5D, homogeneity is serious, lacks novelty, it is difficult to full
Foot people's problem to the appearance requirement of product high-quality.
Accompanying drawing explanation
In order to be illustrated more clearly that the technical scheme of the embodiment of the present invention, below will be in embodiment or description of the prior art
The required accompanying drawing used is briefly described, it should be apparent that, the accompanying drawing in describing below is only some realities of the present invention
Execute example, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to attached according to these
Figure obtains other accompanying drawing.
Fig. 1 is the flow chart of the manufacture method of glass cover-plate of the present invention；
Fig. 2 is the glass structure schematic diagram before and after the manufacture method CNC process of glass cover-plate of the present invention；
Fig. 3 is the operation chart that the manufacture method of glass cover-plate of the present invention is processed by hot pressing die；
Fig. 4 is the concrete applicating flow chart of the manufacture method of glass cover-plate of the present invention；
Fig. 5 is the structural representation of the glass cover-plate that the manufacture method of glass cover-plate of the present invention obtains.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Describe, it is clear that described embodiment is a part of embodiment of the present invention rather than whole embodiments wholely.Based on this
Embodiment in bright, the every other enforcement that those of ordinary skill in the art are obtained under not making creative work premise
Example, broadly falls into the scope of protection of the invention.
First embodiment
As it is shown in figure 1, the manufacture method of the glass cover-plate of the embodiment of the present invention, including:
Step 101, cuts glass baseplate and hot-pressing processing, obtains double curved glass substrate；Described hyperboloid glass
The double-edged edge of glass substrate is cambered surface, and the arc of the tow sides edge of described double curved glass substrate
Face bending direction is identical.
Here, by glass baseplate being cut and hot-pressing processing, obtain 3D double curved glass, use this 3D hyperbolic
The glass cover-plate that surface glass makes, has more attractive, novel appearance, and has more preferable visual effect.
Step 102, forms the first area being coated with the first predetermined color on the reverse side of described double curved glass substrate,
Obtain double curved glass cover plate；Described first area is except making a reservation for middle window area and making a reservation on described double curved glass substrate
Region outside perforate.
Here, by forming the first area of the first predetermined color on the reverse side of double curved glass substrate, had
There is the 3D double curved glass cover plate of particular color.
First predetermined color can be such as white, pink, powder green, purple powder, rose gold etc..Specifically can be according to actual need
Seek any one color of selection, in this no limit.
The manufacture method of the glass cover-plate of the embodiment of the present invention, is defined by brand-new technique making and has particular color
3D double curved glass cover plate, novel in appearance, good visual effect, meet people's appearance requirement to glass cover-plate high-quality,
And low cost of manufacture, can be mass, be with a wide range of applications.Efficiently solve in prior art glass cover-plate the most all
Being plane or 2.5D, homogeneity is serious, lacks novelty, it is difficult to meet people's asking the appearance requirement of product high-quality
Topic.
Preferably, the step of above-mentioned steps 101 may include that
Step 1011, carries out cutting process to glass baseplate, obtains the first stage glass base of predefined size, reservation shape
Material.
Here, first glass baseplate is carried out cutting process according to predefined size, reservation shape so that the glass after cutting
Base material matches with the size of terminal unit.
Step 1012, by hot pressing die set in advance, to described first stage glass base under the first predetermined temperature
Material carries out hot pressing, obtains first stage double curved glass substrate.
Here, by hot pressing die set in advance, use uniform pressure to first stage glass under the first predetermined temperature
Glass base material carries out hot pressing, can quickly obtain molding effect preferable double curved glass substrate.
Wherein, first stage glass baseplate progressively can be heated up, sequentially be heated to soft state, then to softening shape
The glass baseplate of state carries out hot pressing.
Step 1013, cools down described first stage double curved glass substrate, obtains second stage double curved glass
Substrate.
Here, at high operating temperatures glass baseplate is carried out hot-forming after, need the double curved glass substrate that will obtain
It is cooled to room temperature, so that double curved glass substrate to be further processed.
Wherein, first stage double curved glass substrate progressively can be cooled down, sequentially be cooled to room temperature.
Now, by cutting, the PROCESS FOR TREATMENT such as hot-forming, obtain molding effect preferable double curved glass substrate,
Guarantee is provided for ensuing further process.
Concrete, in above-mentioned steps 1011, blanking can be first passed around, large stretch of glass baseplate is cut into correspondingly-sized
Little sheet glass；Then CNC (Computer Numerical Control, computer digital control machine tool) is used to process small pieces glass
The appearance profile of glass and the curved surface of edge；As in figure 2 it is shown, little sheet glass 1 through CNC process after obtained predefined size,
The first stage glass baseplate 2 of reservation shape.
In the above-mentioned steps of the embodiment of the present invention, owing to CNC can use the silver-colored steel with gang tool design to prop up emery wheel and convex
The localization tool of shape, one carrys out wearability relatively by force, and two also time processing to become appearance profile, the curved portion of little sheet glass 1
Type, midway, without tool changing, improves yield rate and working (machining) efficiency.
Concrete, in above-mentioned steps 1012, hot pressing die preferentially uses graphite material, and carries out the surface of graphite material
High accuracy polishing.The hot-die made due to graphite has a preferable heat conductivility, the most hot-forming soon, and graphite material
Surface is through high accuracy polishing, it is ensured that the flatness of finished surface and smoothness；Secondly as graphite material has high temperature resistant
Performance, thermal coefficient of expansion are the least, and the hot pressing die in the embodiment of the present invention uses graphite material, can increase the service life.
Wherein, hot pressing die can include top board 3 and lower platen 4, and top board 3 is arranged on the top of lower platen 4.And upper pressure
The lower surface of plate 3 forms first arc shape corresponding with the reverse side of double curved glass substrate, and the upper surface of lower platen 4 is formed
The second arc shape answered with the vis-a-vis of double curved glass substrate.The additionally upper surface of top board 3 and the following table of lower platen 4
Face is respectively provided with having heaters 5.
During as it is shown on figure 3, above-mentioned steps 1012 carries out hot pressing by hot pressing die to first stage glass baseplate 2, can be first
First first stage glass baseplate 2 is placed between the top board 3 of hot pressing die and lower platen 4, now first stage glass base
Material 2 remains as flat shape；By heater 5, first stage glass baseplate 2 is progressively heated up again, make glass sequentially heat
To soft state；Then pressure applied above to top board 3 under the first predetermined temperature, make the lower surface of top board 3 with under press
The upper surface of plate 4 is gripping into together under pressure, and now first stage glass baseplate 2 occurs modification；Finally by top board 3
Removing above lower platen 4, the double curved glass substrate taking out molding is progressively lowered the temperature.
Wherein general heat pressing process temperature is set between 500 DEG C-780 DEG C, and the first predetermined temperature refers to general hot pressing
Technological temperature is arranged.
Further, above-mentioned steps 1012,1013 can include 11 following road molding procedure: the first step heats up, temperature 500
℃；Second step heats up, temperature 550 DEG C；3rd step heats up, temperature 650 DEG C；4th step heats up, temperature 750 DEG C；5th step pressurization,
Temperature 750 DEG C, pressure 20N/cm2；6th step heats up and pressurizes, temperature 770 DEG C, pressure 30N/cm2；7th step intensification blood pressure lowering, temperature
Spend 800 DEG C, pressure 20N/cm2；8th step cooling, temperature 750 DEG C；9th step cooling, temperature 700 DEG C；Tenth step cooling, temperature
600℃；11st step cooling, temperature 550 DEG C；May also include the cooling outside 4 step equipment below, be gradually cooled to room temperature, each
The step time is 90 seconds.
Now, cold by the material putting into hot pressing die is progressively heated up sequentially heating, progressively pressurization and favorable balance
But, molding effect preferable double curved glass substrate has been obtained.
After obtaining double curved glass substrate, specific face can be formed by above-mentioned steps 102 at double curved glass substrate back side
Color.Preferably, the step of above-mentioned steps 102 may include that
Step 1021, on the reverse side of described double curved glass substrate, the region in addition to described first area arranges isolation
Film.
Here, first pass through viscous in the region (such as predetermined middle window area and predetermined openings region) in addition to first area
Patch isolating membrane, it is to avoid impact on these regions in processing procedure afterwards.
Step 1022, uses the first predetermined color ink to spray and toast the reverse side of described double curved glass substrate
Process.
Here, whole even application the first predetermined color ink of the reverse side at double curved glass substrate, such as white ink, dries
After Kao, obtain the whole face of reverse side and be coated with the double curved glass substrate of ground floor the first predetermined color.
Step 1023, removes described isolating membrane, forms the first area being coated with ground floor the first predetermined color.
Here, after the isolating membrane pasted is removed, due to the bridging effect of isolating membrane, on the reverse side of double curved glass substrate
Region in addition to first area will not colour, therefore, it is possible to form the firstth district being coated with ground floor the first predetermined color
Territory.Preferably, the first predetermined color ink thickness of ground floor is 8-10 μm.
Further, in the embodiment of the present invention, after above-mentioned steps 1023, also include:
Step 1024, use the first predetermined color photoresistance to spray the reverse side of described double curved glass substrate, soft baking,
Exposure, development and hard baking process, and form the first area being coated with the second layer the first predetermined color.
Here, in order to strengthen the coloring effect of first area, use spraying, soft baking, expose, develop and hard baking process,
Form the photoresistance of the second layer the first predetermined color on the ground floor ink of the reverse side first area of double curved glass substrate, covered
It is stamped the first area of two-layer the first predetermined color.Preferably, the photoresistance thickness of the first predetermined color of the second layer is 7-10 μm.
Further, in the embodiment of the present invention, after above-mentioned steps 1024, also include:
Step 1025, use the second predetermined color photoresistance to spray the reverse side of described double curved glass substrate, soft baking,
Exposure, development and hard baking process, and are formed at the first area being coated with the second predetermined color on the second layer the first predetermined color.
Here, on the first area being coated with the first predetermined color, use the second predetermined color photoresistance to carry out spraying, soft
Dry, expose, develop and hard baking process, then cover the ink of upper second predetermined color.
Now, the reverse side at double curved glass substrate defines specific color, thus has obtained having particular color
3D double curved glass cover plate, adds novelty, has beautified appearance.The big face colouring of two-layer the first predetermined color processes,
And use the second predetermined color ink as the process of lid base oil ink, it is to avoid and the first predetermined color printing opacity, it is further ensured that
The color effects formed on 3D double curved glass cover plate.And technological effect is good, low cost.
No matter it should be noted that the ink of ground floor the first predetermined color or the light of the second layer the first predetermined color
Resistance, in order to ensure the coloring effect of first area, can all pass through to be repeated several times in the present invention as required in respective process
Respective processing technology, to obtain being coated with the first predetermined color of more preferably thickness, thus improves color effects, often, finally
The ink gross thickness obtained can control in 30 ± 5 μm.
Wherein, it has been mentioned hereinbefore that the first predetermined color can be such as white, pink, powder green, purple powder, rose gold
Deng.Specifically can select any one color according to the actual requirements, in this no limit.
Second predetermined color covers on the first predetermined color, it is to avoid the first predetermined color printing opacity, therefore optional deeper
Color, such as black, black-and-blue etc..Certainly, the second predetermined color selects also dependent on actual demand, does not makees at this
Limit.
Wherein, before using particular color ink to whole even application of reverse side of double curved glass substrate, also can first basis
The shape of double curved glass substrate makes corresponding spray finishing jig, then by spray finishing jig further need not spray to
Regions shield.Spray distance typically uses 13cm, and toasts in process, and baking time is preferably 10 minutes, and baking temperature is preferred
It it is 150 DEG C.
Wherein, it is preferred that described isolating membrane uses high temperature resistance polyester thin film.
Will be appreciated that high temperature resistance polyester thin film has another name called PET film, there is physical property, chemical property and the chi of excellence
Very little stability, the transparency, recuperability, it is possible to realize predetermined middle window area and predetermined openings region are more preferably protected effect
Really.Certainly, isolating membrane can also use the thin film of other materials to realize, and does not repeats them here.
Concrete, in above-mentioned steps 1024, the described reverse side to described double curved glass substrate uses the first predetermined color
Photoresistance carries out spraying, soft baking, expose, develop and step that hard baking processes may include that
Step 10241, uses the first predetermined color photoresistance to carry out spray treatment the reverse side of described double curved glass substrate.
Here, corresponding spray finishing jig can be made according to the shape of double curved glass substrate, then be existed by spray finishing jig
Whole even application the first predetermined color photoresistance of the reverse side of glass substrate, such as white photoresistance.
Step 10242, carries out soft baking process to described double curved glass substrate, obtains the first predetermined color light of semi-solid preparation
Resistance.
Here, the double curved glass substrate spraying upper first predetermined color photoresistance is carried out soft baking, make the of script liquid
One predetermined color photoresistance semi-solid preparation, concrete, baking time can be 5 minutes, and baking temperature can be 180 DEG C.
Step 10243, after covering the first predetermined color photoresistance of the semi-solid preparation of described first area, uses ultraviolet
Line is exposed processing.
Here, can use and cover plate MASK to needing to retain the region of the first predetermined color photoresistance, i.e. to first area
First predetermined color photoresistance covers, and leaves the described double curved glass substrate the first predetermined color photoresistance in addition to first area
It is exposed.
Such as, the first predetermined color photoresistance in the region in addition to first area on double curved glass substrate is exposed,
And by subsequent step, the first predetermined color photoresistance being exposed can be eliminated.
In this step, after the first predetermined color photoresistance of the semi-solid preparation of described first area is covered, use ultraviolet
Double curved glass substrate is exposed by line, and the first predetermined color photoresistance can occur chemical change under the effect of ultraviolet,
Become the novel substance being soluble in acid or alkali.Wherein, can use ultraviolet (UV) lamp that double curved glass substrate is exposed, expose ripple
Length can be specially 360nm, and exposure energy is specially 1800MJ.
Step 10244, after described double curved glass substrate is immersed in developer solution dissolving, carries out hard baking cured.
After being immersed in developer solution by double curved glass substrate in this step, the photoresistance being exposed part is rapidly dissolved in development
In liquid, unexposed portion photoresistance dissolves slowly, thus shows the pattern of unexposed portion photoresistance, and then at described hyperboloid glass
Forming particular color on glass substrate, wherein, developer solution can be specially Tetramethylammonium hydroxide, and concentration is 2.38%.In this step
The temperature of hard baking solidification is 240 DEG C, and baking time is 20 minutes.
Now, through gold-tinted technique, i.e. spraying, soft baking, expose, develop and hard baking process, obtained in first area shape
Becoming the double curved glass substrate of the second layer the first predetermined color, technological process is short, efficiency is high, and technological effect is good, low cost.
In order to avoid the first predetermined color photoresistance printing opacity further, need to cover one layer of face on the first predetermined color photoresistance
The deeper photoresistance of color does at the bottom of lid.Concrete, in step 1025, the described reverse side to described double curved glass substrate uses second pre-
Determine color photoresistance to carry out spraying, soft baking, expose, develop and step that hard baking processes may include that
Step 10251, uses the second predetermined color photoresistance to carry out spray treatment the reverse side of described double curved glass substrate.
Here, corresponding spray finishing jig can be made according to the shape of double curved glass substrate, then be existed by spray finishing jig
Whole even application the second predetermined color photoresistance of the reverse side of glass substrate, such as white photoresistance.
Step 10242, carries out soft baking process to described double curved glass substrate, obtains the second predetermined color light of semi-solid preparation
Resistance.
Here, the double curved glass substrate spraying upper second predetermined color photoresistance is carried out soft baking, make the of script liquid
Two predetermined color photoresistance semi-solid preparations, concrete, baking time can be 5 minutes, and baking temperature can be 180 DEG C.
Step 10243, after covering the second predetermined color photoresistance of the semi-solid preparation of described first area, uses ultraviolet
Line is exposed processing.
Here, can use and cover plate MASK to needing to retain the region of the second predetermined color photoresistance, be i.e. the of first area
Two predetermined color photoresistances cover, and leave the described double curved glass substrate the second predetermined color photoresistance dew in addition to first area
Outside.
Such as, the second predetermined color photoresistance in the region in addition to first area on double curved glass substrate is exposed,
And by subsequent step, the second predetermined color photoresistance being exposed can be eliminated.
In this step, after the second predetermined color photoresistance of the semi-solid preparation of described first area is covered, purple can be used
Double curved glass substrate is exposed by outside line, and the second predetermined color photoresistance can occur chemistry change under the effect of ultraviolet
Change, become the novel substance being soluble in acid or alkali, wherein, can use ultraviolet (UV) lamp that double curved glass substrate is exposed, expose
Optical wavelength can be specially 360nm, and exposure energy is specially 1800MJ.
Step 10244, after described double curved glass substrate is immersed in developer solution dissolving, carries out hard baking cured.
After double curved glass substrate is immersed in developer solution by this step, it is exposed part photoresistance and is rapidly dissolved in developer solution
In, unexposed portion photoresistance dissolves slow, thus shows the pattern of unexposed portion photoresistance, on described double curved glass substrate
Forming particular color, wherein, developer solution can be specially Tetramethylammonium hydroxide, and concentration is 2.38%.Hard baking solidification in this step
Temperature be 240 DEG C, baking time is 20 minutes.
Now, through gold-tinted technique, i.e. spraying, soft baking, expose, develop and hard baking process, at the first predetermined color photoresistance
On the basis of cover the second predetermined color photoresistance, it is to avoid the first predetermined color ink and the first predetermined color photoresistance are revealed the exact details, and protect
Demonstrate,prove the appearance that the first predetermined color reaches.
Here, as a example by the bottom of black photoresistance lid, after single gold-tinted technique, black photoresistance thickness is at 3-5 about μ, the most also may be used
Degree at the bottom of the black lid reached as required is to regulate the number of times carried out needed for gold-tinted technique.
In the embodiment of the present invention, in order to increase the appearance of glass cover-plate further, it is preferred that above-mentioned steps 102
Before step, described manufacture method can also include:
Step 103, forms the second area being coated with the 3rd predetermined color on the reverse side of described double curved glass substrate,
Described second area is the mistake on described double curved glass substrate between described first area and described predetermined middle window area
Cross region, and described second area is around described predetermined middle window area.
Here, second area around middle window area, defines specific lines by the lines of reservation shape.This is pre-
The lines of shaped such as lines or the lines etc. of lattice shape that can be rectilinear form.
Wherein the 3rd predetermined color selects also dependent on actual demand, as being black, blueness etc., does not limits at this
Fixed.
Assuming that second area passes through the lines of rectilinear form around middle window area, and the 3rd predetermined color is black,
Then second area shows as a black surround.
Now, by forming the second area being coated with the 3rd predetermined color on double curved glass substrate, it is possible to obtain
There is the 3D double curved glass cover plate of specific lines (such as black surround), further increase novelty and the outward appearance effect of glass cover-plate
Really.
Preferably, above-mentioned steps 103 may include that
Step 1031, use the 3rd predetermined color photosensitive-ink to spray the reverse side of described double curved glass substrate,
Cover and exposure-processed, form the second area being coated with the 3rd predetermined color.
Now, by the method for photosensitive-ink exposure imaging, it is possible to the reverse side at double curved glass substrate is formed has spy
Determine the second area of lines, thus obtain the 3D double curved glass cover plate with specific lines, add novelty, outside having beautified
See effect.
Concrete, above-mentioned steps 1031 may include that
Step 10311, uses the 3rd predetermined color photosensitive-ink to spray the reverse side of described double curved glass substrate
Process.
Here, corresponding spray finishing jig can be made according to the shape of double curved glass substrate, then be existed by spray finishing jig
Whole even application the 3rd predetermined color photosensitive-ink of the reverse side of glass substrate, such as black photosensitive ink.
Step 10312, is carried out the described double curved glass substrate the 3rd predetermined color photosensitive-ink in addition to second area
Cover.
Here, can use and cover the ink that needs are faded away by plate MASK, i.e. the 3rd predetermined color in addition to second area
The carrying out of photosensitive-ink is covered, and stays the 3rd predetermined color photosensitive-ink of second area to be exposed.
Such as the photosensitive-ink of first area, middle window area and some position of opening can be covered.Shielded
Ink can be eliminated by subsequent step.
Step 10313, uses ultraviolet to clean after being exposed processing to described double curved glass substrate, and formation is coated with
The second area of the 3rd predetermined color.
Here, first ultraviolet is used to be exposed, through the effect of ultraviolet, second area double curved glass substrate
Photosensitive-ink exposure curing, be attached to the surface of double curved glass substrate；Shielded region does not has illumination, thus the most solid
Change.Then being carried out double curved glass substrate, after clear water rinses, the ink in shielded region can be faded away, only
Leave the ink of second area, thus on double curved glass substrate, form the second area with specific lines.This secondth district
The thickness in territory is 3～5u.
Wherein, can use ultraviolet (UV) lamp that double curved glass substrate is exposed.
The step 103 of the embodiment of the present invention is preferentially by the method for photosensitive-ink exposure imaging, it is possible at double curved glass
The reverse side of substrate forms the second area with specific lines, thus obtains the 3D double curved glass cover plate with specific lines,
Add novelty, beautify appearance.And the method precision of photosensitive-ink exposure imaging is the highest, lines can do very
Carefully, therefore, it is possible to form finer lines, thus the appearance that second area is formed is further increased.
Further, before the step of above-mentioned steps 102, described manufacture method can also include a strengthening step, specifically
Including:
Step 104, is pre-configured with the fused salt with the second predetermined temperature；
Step 105, utilizes described fused salt that described double curved glass substrate is carried out intensive treatment, the hyperboloid strengthened
Glass substrate.
Here, the high-temperature molten salt being pre-configured with, it is possible to the mechanism spread by ion changes the surface composition of glass, enters
And improve the intensity of glass.Concrete, at a certain temperature glass is immersed in high-temperature molten salt, the sodium ion in glass with
Potassium ion in fused salt is intercoursed because of diffusion, produces " jammed " phenomenon, makes glass surface produce compression stress, thus
The intensity of glass can be improved.
Now, by fused salt, glass is strengthened, add the intensity of glass cover-plate, improve the practicality of product.
Wherein fused salt material comprise the steps that KNO3, AL2O3, potassium silicate, kieselguhr and some other auxiliary agents (KNO3, AL2O3,
Potassium silicate and diatomaceous component ratio are preferably 6:2:1:1).
The temperature of fused salt bathing pool, the i.e. second predetermined temperature can be: 380-550 DEG C, glass and the pure exchange of ion in fused salt
Time is preferably at more than 4H.
To the embodiment of the present invention one implements flow process and is illustrated below below:
The manufacture method of the glass cover-plate of the embodiment of the present invention, as shown in Figure 4, including:
Step 201, after large stretch of glass baseplate is cut into little sheet glass, uses CNC to process the profile wheel of little sheet glass
Exterior feature and curved surface, obtained the first stage glass baseplate of predefined size, reservation shape；
Step 202, by hot pressing die set in advance, processes first stage glass baseplate through 11 road molding procedure
Become double curved glass substrate；
Step 203, by the high-temperature molten salt being pre-configured with, carries out intensive treatment to double curved glass substrate；
Step 204, uses black photosensitive ink to spray, cover and at exposure the reverse side of double curved glass substrate
Reason, forms the black surround around middle window area on the reverse side of double curved glass substrate；
Step 205, to the black surround region of reverse side of double curved glass substrate, predetermined middle window area and predetermined openings district
Isolating membrane is pasted in territory；
Step 206, uses white ink to spray the reverse side of double curved glass substrate and baking processes, at hyperboloid
Whole of the reverse side of glass substrate covers white ink；
Step 207, removes and is pasted onto the isolating membrane on the reverse side of double curved glass substrate, anti-at double curved glass substrate
The white portion covering white ink is formed on the first area in face；
Step 208, uses the reverse side of double curved glass substrate white photoresistance to spray, soft baking, exposes, develop and firmly
Roasting process, covers white photoresistance on the white ink of the white portion of the reverse side of double curved glass substrate again；
Step 209, uses black photoresistance to spray the reverse side of double curved glass substrate, soft baking, exposes, develop and firmly
Roasting process, after covering at the bottom of black lid, has obtained final double curved glass lid on the white portion of double curved glass substrate
Plate.
Through the double curved glass cover plate that above-mentioned operation makes, as it is shown in figure 5, define spy on this double curved glass cover plate
Fixed color (white portion 6) and lines (around the black surround 8 of middle window area 7).
To sum up, the manufacture method of the glass cover-plate of the embodiment of the present invention, defined by brand-new technique making and there is spy
Determine the 3D double curved glass cover plate of color and lines, novel in appearance, good visual effect；Numerous consumer electronics products provide
The effect of great differentiation and experience, meet people's appearance requirement to glass cover-plate high-quality；And low cost of manufacture, can
Batch production, is with a wide range of applications.Efficiently solve glass cover-plate in prior art and be substantially plane or 2.5D,
Homogeneity is serious, lacks novelty, it is difficult to meet people's problem to the appearance requirement of product high-quality.
Second embodiment
Embodiments providing a kind of glass cover-plate, the double-edged edge of described glass cover-plate is arc
Face, and the cambered surface bending direction of the tow sides edge of described glass cover-plate is identical；
Being formed with the first area being coated with the first predetermined color on the reverse side of described glass cover-plate, described first area is
On described glass cover-plate in the middle of predetermined region in addition to window area and predetermined openings.
The glass cover-plate of the embodiment of the present invention, for having the 3D double curved glass cover plate of particular color, novel in appearance, vision
Effective；In numerous consumer electronics products, provide effect and the experience of great differentiation, meet people to glass cover
The appearance requirement of plate hight quality；And low cost of manufacture, can be mass, be with a wide range of applications.Efficiently solve existing
In technology, glass cover-plate is substantially plane or 2.5D, and homogeneity is serious, lacks novelty, it is difficult to meet people high to product
The problem of the appearance requirement of quality.
It should be noted that the glass cover-plate of the embodiment of the present invention can be obtained by the manufacture method of above-mentioned glass cover-plate.
Wherein, in the manufacture method embodiment of above-mentioned glass cover-plate, all implementations are all be applicable to the embodiment of this glass cover-plate,
Also same technique effect can be reached.
3rd embodiment
Owing to the glass cover-plate of the embodiment of the present invention is applied to mobile terminal, therefore, the embodiment of the present invention additionally provides one
Plant mobile terminal, including: the glass cover-plate as described in above-described embodiment.
The mobile terminal of the present invention can be such as the mobile electronic device such as mobile phone, panel computer.
Wherein, the described of above-mentioned glass cover-plate realizes embodiment all be applicable to the embodiment of this mobile terminal, also can reach
To identical technique effect.
The above, the only detailed description of the invention of the present invention, but protection scope of the present invention is not limited thereto, and any
Those familiar with the art, in the technical scope that the invention discloses, can readily occur in change or replace, should contain
Cover within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with scope of the claims.
Claims (14)
1. the manufacture method of a glass cover-plate, it is characterised in that including:
Glass baseplate is cut and hot-pressing processing, obtain double curved glass substrate；Described double curved glass substrate positive and negative
The edge on two sides is cambered surface, and the cambered surface bending direction phase of the tow sides edge of described double curved glass substrate
With；
The reverse side of described double curved glass substrate is formed the first area being coated with the first predetermined color, obtains hyperboloid glass
Glass cover plate；Described first area is the district on described double curved glass substrate in addition to predetermined middle window area and predetermined openings
Territory.
Manufacture method the most according to claim 1, it is characterised in that described glass baseplate is cut and at hot pressing
Reason, the step obtaining double curved glass substrate includes:
Glass baseplate is carried out cutting process, obtains the first stage glass baseplate of predefined size, reservation shape；
By hot pressing die set in advance, under the first predetermined temperature, described first stage glass baseplate is carried out hot pressing,
To first stage double curved glass substrate；
Described first stage double curved glass substrate is cooled down, obtains second stage double curved glass substrate.
Manufacture method the most according to claim 1, it is characterised in that described on the reverse side of described double curved glass substrate
The step forming the first area being coated with the first predetermined color includes:
On the reverse side of described double curved glass substrate, the region in addition to described first area arranges isolating membrane；
Use the first predetermined color ink to spray the reverse side of described double curved glass substrate and baking processes；
Remove described isolating membrane, form the first area being coated with ground floor the first predetermined color.
Manufacture method the most according to claim 3, it is characterised in that be coated with ground floor the first predetermined color being formed
After the step of first area, also include:
Use the first predetermined color photoresistance to spray the reverse side of described double curved glass substrate, soft baking, expose, develop and hard
Roasting process, forms the first area being coated with the second layer the first predetermined color.
Manufacture method the most according to claim 4, it is characterised in that be coated with the second layer the first predetermined color being formed
After the step of first area, also include:
Use the second predetermined color photoresistance to spray the reverse side of described double curved glass substrate, soft baking, expose, develop and hard
Roasting process, is formed at the first area being coated with the second predetermined color on the second layer the first predetermined color.
Manufacture method the most according to claim 3, it is characterised in that described isolating membrane uses high temperature resistance polyester thin film.
Manufacture method the most according to claim 4, it is characterised in that the described reverse side to described double curved glass substrate is adopted
Carry out spraying with the first predetermined color photoresistance, soft baking, expose, develop and step that hard baking processes includes:
The first predetermined color photoresistance is used to carry out spray treatment the reverse side of described double curved glass substrate；
Described double curved glass substrate is carried out soft baking process, obtains the first predetermined color photoresistance of semi-solid preparation；
After first predetermined color photoresistance of the semi-solid preparation of described first area is covered, ultraviolet is used to be exposed place
Reason；
After described double curved glass substrate is immersed in developer solution dissolving, carry out hard baking cured.
Manufacture method the most according to claim 5, it is characterised in that the described reverse side to described double curved glass substrate is adopted
Carry out spraying with the second predetermined color photoresistance, soft baking, expose, develop and step that hard baking processes includes:
The second predetermined color photoresistance is used to carry out spray treatment the reverse side of described double curved glass substrate；
Described double curved glass substrate is carried out soft baking process, obtains the second predetermined color photoresistance of semi-solid preparation；
After second predetermined color photoresistance of the semi-solid preparation of described first area is covered, ultraviolet is used to be exposed place
Reason；
After described double curved glass substrate is immersed in developer solution dissolving, carry out hard baking cured.
Manufacture method the most according to claim 1, it is characterised in that described on the reverse side of described double curved glass substrate
Before forming the step of the first area being coated with the first predetermined color, described manufacture method also includes:
The reverse side of described double curved glass substrate is formed the second area being coated with the 3rd predetermined color, described second area
For described first area on described double curved glass substrate and the transitional region between described predetermined middle window area and described
Second area is around described predetermined middle window area.
Manufacture method the most according to claim 9, it is characterised in that the described reverse side at described double curved glass substrate
The step of the second area that upper formation is coated with the 3rd predetermined color includes:
The 3rd predetermined color photosensitive-ink is used to spray, cover and at exposure the reverse side of described double curved glass substrate
Reason, forms the second area being coated with the 3rd predetermined color.
11. manufacture methods according to claim 10, it is characterised in that the described reverse side to described double curved glass substrate
Use the 3rd predetermined color photosensitive-ink to carry out spraying, cover and the step of exposure-processed includes:
The 3rd predetermined color photosensitive-ink is used to carry out spray treatment the reverse side of described double curved glass substrate；
The described double curved glass substrate the 3rd predetermined color photosensitive-ink in addition to second area is covered；
Described double curved glass substrate uses ultraviolet clean after being exposed processing, is formed and be coated with the 3rd predetermined color
Second area.
12. manufacture methods according to claim 1, it is characterised in that shape on the reverse side of described double curved glass substrate
Before becoming the step of the first area being coated with the first predetermined color, described manufacture method also includes:
It is pre-configured with the fused salt with the second predetermined temperature；
Utilize described fused salt that described double curved glass substrate is carried out intensive treatment, the double curved glass substrate strengthened.
13. 1 kinds of glass cover-plates, it is characterised in that the double-edged edge of described glass cover-plate is cambered surface, and institute
The cambered surface bending direction of the tow sides edge stating glass cover-plate is identical；
Being formed with the first area being coated with the first predetermined color on the reverse side of described glass cover-plate, described first area is described
On glass cover-plate in the middle of predetermined region in addition to window area and predetermined openings.
14. 1 kinds of mobile terminals, it is characterised in that include glass cover-plate as claimed in claim 13.
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| CN201610480972.4A CN106145629A (en) | 2016-06-24 | 2016-06-24 | The manufacture method of a kind of glass cover-plate, glass cover-plate and mobile terminal |
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| CN201610480972.4A CN106145629A (en) | 2016-06-24 | 2016-06-24 | The manufacture method of a kind of glass cover-plate, glass cover-plate and mobile terminal |
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Cited By (5)
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| CN106145653A (en) * | 2016-06-24 | 2016-11-23 | 维沃移动通信有限公司 | The manufacture method of a kind of glass cover-plate, glass cover-plate and mobile terminal |
| CN106145648A (en) * | 2016-06-24 | 2016-11-23 | 维沃移动通信有限公司 | The manufacture method of a kind of glass cover-plate, glass cover-plate and mobile terminal |
| CN106145644A (en) * | 2016-06-24 | 2016-11-23 | 维沃移动通信有限公司 | The manufacture method of a kind of glass cover-plate, glass cover-plate and mobile terminal |
| CN106145645A (en) * | 2016-06-24 | 2016-11-23 | 维沃移动通信有限公司 | The manufacture method of a kind of glass cover-plate, glass cover-plate and mobile terminal |
| CN106145643A (en) * | 2016-06-24 | 2016-11-23 | 维沃移动通信有限公司 | The manufacture method of a kind of glass cover-plate, glass cover-plate and mobile terminal |
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| CN106145643A (en) * | 2016-06-24 | 2016-11-23 | 维沃移动通信有限公司 | The manufacture method of a kind of glass cover-plate, glass cover-plate and mobile terminal |
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