CN108040142A - Cover board, the manufacture method of cover board, display module and mobile terminal - Google Patents
Cover board, the manufacture method of cover board, display module and mobile terminal Download PDFInfo
- Publication number
- CN108040142A CN108040142A CN201711310523.6A CN201711310523A CN108040142A CN 108040142 A CN108040142 A CN 108040142A CN 201711310523 A CN201711310523 A CN 201711310523A CN 108040142 A CN108040142 A CN 108040142A
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- ink layer
- cover board
- display screen
- substrate
- ink
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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
- H04M1/026—Details of the structure or mounting of specific components
- H04M1/0266—Details of the structure or mounting of specific components for a display module assembly
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- 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
-
- 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
- C03C2218/00—Methods for coating glass
- C03C2218/10—Deposition methods
- C03C2218/11—Deposition methods from solutions or suspensions
- C03C2218/119—Deposition methods from solutions or suspensions by printing
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Signal Processing (AREA)
- Telephone Set Structure (AREA)
Abstract
The present invention relates to a kind of cover board, the manufacture method of cover board, display module and mobile terminal, cover board is used to be covered on display screen.Cover board includes substrate and ink layer.Substrate is transparent；Ink layer includes the first ink layer and the second ink layer, and the first ink layer is arranged at the side of substrate, and the first ink layer defines viewfinder area, and viewfinder area is adapted to the viewing area of display screen；Second ink layer is arranged at the side of the remote substrate of the first ink layer, and the lightness of the second ink layer is less than the lightness of the first ink layer；Second ink layer is located at the periphery of viewfinder area, and the inward flange of the second ink layer is flushed with the inward flange of the first ink layer；When cover plate lid is arranged on display screen, the non-display area of display screen is blocked in the orthographic projection of the second ink layer on a display screen.Above-mentioned cover board, when display screen is lighted, non-display area is blocked by the second ink layer, and the black surround in window area just becomes display effect that is invisible, thus can beautifying display screen.
Description
Technical field
This application involves the technical field of mobile terminal, more particularly to a kind of cover board, the manufacture method of cover board, display mould
Group and mobile terminal.
Background technology
The display screen of mobile terminal (mobile phone, tablet etc.) generally comprises viewing area and non-display area.When display screen is lighted,
Non-display area is in black, and there are black surround phenomenon, black surround to generate adverse effect to the appearance of mobile terminal for display screen.
The content of the invention
Embodiments herein provides a kind of cover board, the manufacture method of cover board, display module and mobile terminal, aobvious to solve
The problem of black surround of display screen has a negative impact mobile terminal appearance.
A kind of cover board, for being covered on display screen, the cover board includes：
Substrate, is transparent；And
Ink layer, including the first ink layer and the second ink layer, first ink layer are arranged at the side of the substrate,
First ink layer defines viewfinder area, and the viewfinder area is adapted to the viewing area of the display screen；
Second ink layer is arranged at the side of the remote substrate of first ink layer, second ink layer
Lightness be less than first ink layer lightness；Second ink layer is located at the periphery of the viewfinder area, and described second
The inward flange of ink layer is flushed with the inward flange of first ink layer；When the cover plate lid is arranged on the display screen, institute
State the non-display area that the display screen is blocked in orthographic projection of second ink layer on the display screen.
A kind of display module, including display screen and above-described cover board, the cover plate lid are arranged on the display screen.
A kind of manufacture method of cover board, it is characterised in that comprise the following steps：
The substrate of transparence is provided；
The first ink layer is printed in the side of the substrate；
The second ink layer is printed in the side of the remote substrate of the first ink layer, the lightness of second ink layer is small
In the lightness of first ink layer；And
Removal material process is made to first ink layer and second ink layer using laser laser carving technique, so that institute
The inward flange for stating the first ink layer is flushed with the inward flange of second ink layer；First ink layer defines viewfinder area,
The viewfinder area is adapted to the viewing area of display screen.
A kind of display module, including display screen and the cover board of the manufacture method manufacture using above-described cover board, it is described
Cover plate lid is arranged on the display screen, and the non-display area is blocked in orthographic projection of second ink layer on the display screen.
A kind of mobile terminal, including rear shell and above-described display module, the display screen are at least partially housed in institute
State in rear shell, and the cover board is fixedly connected with the rear shell.
Above-mentioned cover board, the manufacture method of cover board, display module and mobile terminal, the side of the substrate of cover board are provided with lightness
Different the first ink layers and the second ink layer, the inward flange of the second ink layer are flushed with the inward flange of the first ink layer, and first
The viewfinder area of ink layer is adapted to the viewing area of display screen.When display screen is lighted, non-display area is blocked by the second ink layer, depending on
Black surround in window region just becomes display effect that is invisible, thus can beautifying display screen.Due in the second ink layer
The inward flange of edge and the first ink layer flushes, and can prevent the inward flange of ink layer from bright border phenomenon occur.Due to the second ink
The lightness of layer is less than the lightness of the first ink layer, and lightness is the parameter for characterizing the light levels of color, when the first ink layer
During positioned at the side of the close display screen of substrate, user is it is seen that the color of the first ink layer, i.e. light-colored appearance；When the first oil
When layer of ink is located at the side of the remote display screen of cover board, user is it is seen that the color of the second ink layer, i.e. dark appearance.Using
Lightness different the first ink layer and the second ink layer, can prevent the light of display screen from being passed through from ink layer so that cover board has
There is preferable shaded effect.
Brief description of the drawings
In order to illustrate the technical solutions in the embodiments of the present application or in the prior art more clearly, below will be to embodiment or existing
There is attached drawing needed in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of application, for those of ordinary skill in the art, without creative efforts, can be with
Other attached drawings are obtained according to these attached drawings.
Fig. 1 is the stereogram of mobile terminal in an embodiment；
Fig. 2 is the front view of mobile terminal shown in Fig. 1；
Fig. 3 be mobile terminal shown in Fig. 2 an embodiment in along the sectional view at A-A；
Fig. 4 be mobile terminal shown in Fig. 3 an embodiment in display module sectional view；
Fig. 5 be mobile terminal shown in Fig. 3 another embodiment in display module sectional view；
Fig. 6 be mobile terminal shown in Fig. 2 another embodiment in along the sectional view at A-A；
Fig. 7 is the sectional view of the display module of mobile terminal shown in Fig. 6；
Fig. 8 be mobile terminal shown in Fig. 2 another embodiment in display module along the sectional view at A-A；
Fig. 9 is the flow chart of the manufacture method of an embodiment cover plate.
Embodiment
For the ease of understanding the present invention, the present invention is described more fully below with reference to relevant drawings.In attached drawing
Give the preferred embodiment of the present invention.But the present invention can realize in many different forms, however it is not limited to herein
Described embodiment.On the contrary, the purpose for providing these embodiments is to make the understanding to the disclosure more saturating
It is thorough comprehensive.
It should be noted that when element is referred to as " being fixed on " another element, it can be directly on another element
Or there may also be element placed in the middle.When an element is considered as " connection " another element, it can be directly connected to
To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ", " left side ",
" right side " and similar statement are for illustrative purposes only.
Unless otherwise defined, all of technologies and scientific terms used here by the article is with belonging to technical field of the invention
The normally understood implication of technical staff is identical.Term used in the description of the invention herein is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term as used herein " and/or " include one or more phases
The arbitrary and all combination of the Listed Items of pass.
With reference to figure 1 and Fig. 2, in one embodiment, mobile terminal 10 is mobile phone, and mobile terminal 10 includes display module 100
With rear shell 200, display module 100 is fixedly connected with rear shell 200.With reference to Fig. 3 and Fig. 4, in one embodiment, display module
100 include cover board 110 and display screen 120, and cover board 110 is covered on display screen 120, after display screen 120 is at least partially housed in
In shell 200, and cover board 110 is fixedly connected with rear shell 200.In one embodiment, display screen 120 includes viewing area 121 and non-aobvious
Show area 123 (BM areas, Black Matrix), viewing area 121 can be used for showing information, and can provide interactive interface to the user.
In one embodiment, display screen 120 is used to show information using LCD (Liquid Crystal Display, liquid crystal display) screens,
LCD screen can be TFT (Thin Film Transistor, thin film transistor (TFT)) screens or IPS (In-Plane Switching,
Plane conversion) screen or SLCD (Splice Liquid Crystal Display, splicing special liquid crystal are shown) screen.At it
In his embodiment, mobile terminal 10 can also be tablet etc..
In one embodiment, cover board 110 includes substrate 111 and ink layer 113.Substrate 111 is transparent, substrate 111
Shape is generally rectangular shaped, and the material of substrate 111 can be glass or sapphire, and substrate 111 has preferable light transmission.Ink
Layer 113 includes the first ink layer 1131 and the second ink layer 1133, and the first ink layer 1131 is arranged at the side of substrate 111, the
One ink layer 1131 defines viewfinder area 300, and viewfinder area 300 is adapted to the viewing area 121 of display screen 120.It is understood that
Being adapted to of viewfinder area 300 and viewing area 121 refers to the orthographic projection of viewfinder area 300 on the display screen 120 and is overlapped with viewing area 121.Can
With understanding, the presence for being contemplated that mismachining tolerance is overlapped.For example, when viewfinder area 300 edge on the display screen 120 just
When the distance at the edge of projection and viewing area 121 is less than 1% with the ratio of the width of viewing area 121, you can think viewfinder area 300
Orthographic projection on the display screen 120 is overlapped with viewing area 121.When display screen 120 is lighted, viewing area 121 shows information, display
The light in area 121 passes through the viewfinder area 300 of substrate 111, and user can check the information of display from 300 domain of viewfinder area.Second oil
Layer of ink 1133 is arranged at the side of the remote substrate 111 of the first ink layer 1131, and the lightness of the second ink layer 1133 is less than first
The lightness of ink layer 1131.Lightness is the parameter for characterizing the light levels of color, for example, the lightness of white is 100%, it is black
The lightness of color is 0%.Second ink layer 1133 is located at the periphery of viewfinder area 300, and the inward flange of the second ink layer 1133 and
The inward flange of one ink layer 1131 flushes.When cover board 110 is covered on display screen 120, the second ink layer 1133 is in display screen
The non-display area 123 of display screen 120 is blocked in orthographic projection on 120.
In one embodiment, the first ink layer 1131 is light color inks, and the second ink layer 1133 is dark ink.First oil
The thickness of layer of ink 1131 is greater than or equal to the thickness of the second ink layer 1133, and this set can cause the first ink layer 1131
Lightness and the brightness contrast of the second ink layer 1133 become apparent.Further, in one embodiment, the first ink layer 1131 is white
Color ink layer, its lightness are 100%.Second ink layer 1133 is black ink layer, its lightness is 0%.Second ink layer 1133
Can also be gray oil layer of ink, it can play preferable interception.It is white ink layer, second in the first ink layer 1131
Ink layer 1133 is in the embodiment of black ink layer, the thickness of the first ink layer 1131 is greater than or equal to the second ink layer 1133
Thickness, the white of the first ink layer 1131 can be caused to seem whiter, to prevent caused by the light transmission features of white ink the
The color of one ink layer 1131 is partially dark.
In one embodiment, rear shell 200 is metal material such as aluminium alloy.Rear shell 200 includes body 210 and is integrally formed
In the flange 220 on body 210, flange 220 is arranged on the periphery of cover board 110, and half pack arrangement, and cover board 110 are formed to cover board 110
It is fixedly connected with body 210.Specifically, in the embodiment shown in fig. 3, point is equipped between the second ink layer 1133 and body 210
Glue-line 400, point glue-line 400 is cohesive material, and cover board 110 is fixedly connected with rear shell 200 by a glue-line 400.Using dispensing side
Formula, which is fixedly connected, not only improves being fixedly connected for cover board 110 and rear shell 200, also helps the width for the frame for reducing rear shell 200.
Further, in one embodiment, body 210 has supporting surface 211, and point glue-line 400 is located on supporting surface 211, puts glue-line 400
Between ink layer 113 and the supporting surface 211 of body 210, the maximum height of cover board 110 and supporting surface 211 be more than flange 220 with
The maximum height of supporting surface 211.With reference to figure 3, cover board 110 and the maximum height of supporting surface 211 are H, flange 220 and supporting surface
211 maximum height is h, then H>h.Using the above structure, the flange 220 of rear shell 200 can play cover board 110 good guarantor
Shield, and mobile terminal 10 can obtain preferable appearance.In other embodiments, rear shell 200 can also be ceramics, glass or
Plastic or other material.
With reference to figure 4, in one embodiment, the orthographic projection of the inward flange of the second ink layer 1133 on the display screen 120 can be with
In viewing area 121, that is, when printing the first ink layer 1131, it can cause the area of the viewfinder area 300 of cover board 110 is less than to show
The area of the viewing area 121 of display screen 120, the inward flange of the second ink layer 1133 can be small with the distance at the edge of viewing area 121
In 0.15 millimeter.By above-mentioned setting, it can prevent the installation dislocation because of cover board 110 and display screen 120 from causing display screen 120
Non-display area 123 exposes from viewfinder area 300, aobvious to beautify so as to effectively hide the non-display area 123 of display screen 120
Show the display effect of module 100.Further, with reference to figure 5, in one embodiment, the inward flange of the second ink layer 1133 can be with
The edge of viewing area 121 flushes, i.e., the viewfinder area 300 of cover board 110 can be aligned with the viewing area 121 of display screen 120.Due to
The lightness of two ink layers 1133 is more than the lightness of the first ink layer 1131, inward flange and the viewing area 121 of the second ink layer 1133
Edge alignment, when display screen 120 is lighted, the second ink layer 1133 can prevent that the light of display screen 120 is relatively low through lightness
The first ink layer 1131, thus can prevent viewing area 121 edge produce bright border phenomenon.
In one embodiment, when substrate 111 is covered on display screen 120, the first ink layer 1131 is located at display screen 120
Between substrate 111, i.e., ink layer 113 is arranged at the side towards display screen 120 of substrate 111.Since ink layer 113 is set
Between display screen 120 and substrate 111, substrate 111 can protect ink layer 113, therefore can prevent ink layer 113
Ink layer 113 is caused to come off by unexpected scratch.In one embodiment, substrate 111 is flat glass, flat glass processing cost
Low and plane substrate 111 is conducive to the processing of ink layer 113.With reference to figure 6 and Fig. 7, in another embodiment, substrate 111
Can be bend glass, such as 2.5D glass or 3D glass.Oil is set by the side towards display screen 120 in bend glass
Layer of ink 113, can either effectively block the black surround of 120 surrounding of display screen, and mobile terminal 10 can be made to obtain preferable appearance.
Above-mentioned cover board 110, display module 100 and mobile terminal 10, the side of the substrate 111 of cover board 110 are provided with lightness
Different the first ink layers 1131 and the second ink layer 1133, the inward flange of the second ink layer 1133 and the first ink layer 1131
Inward flange flushes, and the viewfinder area 300 of the first ink layer 1131 is adapted to the viewing area 121 of display screen 120.When 120 points of display screen
When bright, non-display area 123 is blocked by the second ink layer 1133, and the black surround in 300 domain of viewfinder area just becomes invisible, thus can
To beautify the display effect of display screen 120.Due to the inward flange of the second ink layer 1133 and the inward flange of the first ink layer 1131
Flush, can prevent the inward flange of ink layer 113 from bright border phenomenon occur.Since the lightness of the second ink layer 1133 is less than the first oil
The lightness of layer of ink 1131, lightness are the parameters for characterizing the light levels of color, when the first ink layer 1131 is located at substrate 111
Close display screen 120 side when, user is it is seen that the color of the first ink layer 1131, i.e. light-colored appearance；When the first oil
When layer of ink 1131 is located at the side of the remote display screen 120 of cover board 110, user it is seen that the color of the second ink layer 1133,
That is dark appearance.Using lightness different the first ink layer 1131 and the second ink layer 1133, the bright of display screen 120 can be prevented
Light is passed through from ink layer 113, so that ink layer 113 has preferable shaded effect.
With reference to Fig. 8, in one embodiment, the quantity of the first ink layer 1131 can be multilayer, the first ink of multilayer
Layer 1131 is stacked in the same side of substrate 111.Specifically, in one embodiment, the first ink layer 1131 can include two
Layer or three layers of white ink layer, three layers of white ink layer are cascadingly set on the same side of substrate 111.It is understood that
The number of plies of first ink layer 1131 can also be more than four layers.The first ink layer 1131 is obtained by the way of multi-sheet printed, is had
Beneficial to the lightness of the first ink layer 1131 of lifting.For example, when the first ink layer 1131 is white ink layer, compared to individual layer white
Ink layer, the white ink layer that multi-sheet printed mode is printed enable to the first ink layer 1131 to seem whiter.
With reference to figure 9, a kind of manufacture method of cover board 110 is also provided, cover board 110, which is used to cover, to be set to the display of mobile terminal 10
On screen 120.The manufacture method of cover board 110 comprises the following steps.
S100, there is provided the substrate 111 of transparence.
Specifically, the material of substrate 111 can be glass or sapphire, and glass can be tempered glass, to lift substrate
111 drop resistant and anti-zoned ability.Substrate 111 can be flat glass, or bend glass.Bend glass can be 2.5D
Glass or 3D glass, bend glass are covered on display screen 120, and substrate 111 is fixed with the rear shell 200 of mobile terminal 10 again to be connected
Connect, the mode being fixedly connected can be that dispensing connects.It is special using the reflection and refraction at bend glass edge during using bend glass
Property, it can make mobile terminal 10 that the effect of narrow frame be presented.
S200, cleaning, drying operation is carried out to substrate 111.
Specifically, cleaning, drying operation is carried out to substrate 111 may comprise steps of.
S210, cleaning base plate 111.
Cleaning base plate 111, so that 111 surface of substrate can clean up, can be prevented by the way of ultrasonic cleaning
First ink layer 1131 is polluted be subject to foreign matter, and is conducive to the first ink layer 1131 and is attached on substrate 111.
S220, dries substrate 111.
After the completion of substrate 111 cleans, dryer can be used to carry out drying operation to substrate 111, so that 111 surface of substrate
Drying is kept, is attached to so as to be conducive to the first ink layer 1131 on 111 surface of substrate.
S300, prints the first ink layer 1131 in the side of substrate 111.
Substrate 111 is after machine-shaping early period, and substrate 111 is with the lower surface for being used to be pasted to display screen 120 and far
From the upper surface of display screen 120.In one embodiment, the first ink layer 1131 can be arranged on the lower surface of substrate 111, i.e.,
After substrate 111 is covered on display screen 120, the first ink layer 1131 is between display screen 120 and substrate 111.Another
In embodiment, the first ink layer 1131 can also be arranged on the upper surface of substrate 111, i.e., when substrate 111 is covered on display screen
After on 120, the first ink layer 1131 is located at the side of the remote display screen 120 of substrate 111.It is arranged in the first ink layer 1131
In the embodiment of the lower surface of substrate 111, substrate 111 can protect the first ink layer 1131, to prevent the first ink
Layer 1131 is scratched and come off from substrate 111.The embodiment of the lower surface of substrate 111 is arranged in the first ink layer 1131
In, the first ink layer 1131 is light color inks layer, such as white ink layer, the appearance color of white ink layer can directly by with
Observe at family.
Further, can also comprise the following steps the step of the first ink layer 1131 are printed in the side of substrate 111.
S310, in the first ink layer of the same side of substrate 111 layering printing multilayer 1131,1131 layers of the first ink layer of multilayer
It is folded to set.
Specifically, in one embodiment, the first ink layer 1131 can include two layers or three layers of white ink layer, white oil
Layer of ink is stacked in the same side of substrate 111.White ink layer can be layered printing to substrate 111 by the way of printing
On, using layering print by the way of be conducive to control the first ink layer 1131 thickness.It is understood that the first ink layer
1131 number of plies can also be more than four layers.The first ink layer 1131 is obtained by the way of multi-sheet printed, is conducive to lifting
The lightness of one ink layer 1131.For example, when the first ink layer 1131 is white ink layer, it is more compared to individual layer white ink layer
The white ink layer of layer mode of printing printing enables to the first ink layer 1131 to seem whiter.
It is understood that the first ink layer 1131 can have inward flange, i.e. the circumferential edge of substrate 111 is printed with
One ink layer 1131, the middle section of substrate 111 nearby can not print the first ink layer 1131.In the first ink layer 1131
The number of plies is multilayer, and in the embodiment with inward flange, the inward flange of the individual layer ink layer away from substrate 111 is to substrate 111
Shrink back at edge so that adjacent two layers individual layer ink layer is stacked in step-like, and the width of the individual layer ink layer away from substrate 111
Degree is less than the width of the individual layer ink layer close to substrate 111.This mode of printing can prevent the individual layer ink layer in rear printing
Inward flange exceed the inward flange of individual layer ink layer formerly printed, do not print the first ink so as to prevent substrate 111
1131 region of layer are contaminated, and can also save follow-up process operation.
S500, prints the second ink layer 1133, the second ink layer in the side of the remote substrate 111 of the first ink layer 1131
1133 lightness is less than the lightness of the first ink layer 1131.
Specifically, in one embodiment, the second ink layer 1133 is dark oil layer of ink, such as the second ink layer 1133 can be with
For black ink layer or gray oil layer of ink.The lightness of second ink layer 1133 is less than the lightness of the first ink layer 1131, so as to
Influenced with weakening the printing opacity of the first ink layer 1131, the lightness of the first ink layer 1131 is showed more strong.In the first oil
Layer of ink 1131 is white ink layer, and the second ink layer 1133 is in the embodiment of black ink layer, black ink layer 113 can play
To the effect of bottoming, so that white ink layer seems whiter, so as to beautify the appearance of cover board 110.It is understood that the second oil
The quantity of layer of ink 1133 can also be multilayer.It is stepped after second ink layer 1133 and the stacking of the first ink layer 1131, and the
The width of two ink layers 1133 is less than the width of the first ink layer 1131, so as to prevent the inward flange of the second ink layer 1133
Beyond the inward flange of the first ink layer 1131, have a negative impact to the appearance color of the first ink layer 1131.
S700, makees removal material process using laser laser carving technique to the first ink layer 1131 and the second ink layer 1133,
So that the inward flange of the first ink layer 1131 is flushed with the inward flange of the second ink layer 1133.First ink layer 1131, which defines, to be regarded
Window area 300, viewfinder area 300 are adapted to the viewing area 121 of display screen 120.
Specifically, after the first ink layer 1131 and the second ink layer 1133 are completed for printing, the second ink layer 1133 can be complete
The full non-display area 123 for blocking display screen 120, the i.e. orthographic projection of the second ink layer 1133 on the display screen 120 can hide completely
Keep off the non-display area 123 of display screen 120.After first ink layer 1131 and the second ink layer 1133 are completed for printing, using laser radium
The mode of carving makees removal material process to the inward flange of the first ink layer 1131 and the second ink layer 1133 so that the first ink layer
The inward flange of 1131 inward flange and the second ink layer 1133 flushes.After removing material, the first ink layer 1131 is on substrate 111
Viewfinder area 300 is defined, and the size of viewfinder area 300 is adapted to the viewing area 121 of display screen 120.Laser laser carving technique has
Without grinding, it is non-contact, without fuel factor the advantages that, to the first ink layer 1131 and the second ink layer by the way of laser laser carving
When 1133 inward flange makees removal material process, laser will not wounded substrate 111 surface, thus can effectively remove it is unnecessary
Ink layer 113, and good protection can be played to substrate 111.In addition, laser laser carving technique is also with pollution-free, efficient
The advantages of.
In one embodiment, the inward flange of the second ink layer 1133 can be located in 121 domain of viewing area of display screen 120,
After removing material, the area for the viewfinder area 300 that the first ink layer 1131 defines is less than the area of viewing area 121, the second oil
The orthographic projection of the inward flange of layer of ink 1133 on the display screen 120 can be fallen into viewing area 121, and the second ink layer 1133 is interior
The distance at edge and the edge of viewing area 121 can be less than 0.15 millimeter.By above-mentioned setting, can prevent because cover board 110 with
The installation dislocation of display screen 120 causes the non-display area 123 of display screen 120 to expose from viewfinder area 300, so as to effectively hidden
The non-display area 123 of display screen 120 is hidden, to beautify the display effect of display module 100.Further, in one embodiment, second
The inward flange of ink layer 1133 can be flushed with the edge of viewing area 121, i.e., the viewfinder area 300 of cover board 110 can and display screen
120 viewing area 121 is aligned.Since the lightness of the second ink layer 1133 is more than the lightness of the first ink layer 1131, the second ink
The inward flange of layer 1133 is aligned with the edge of viewing area 121, and when display screen 120 is lighted, the second ink layer 1133 can prevent from showing
The light of display screen 120 can prevent the edge of viewing area 121 from producing bright border and showing through the first relatively low ink layer 1131 of lightness
As.
It is understood that material is removed by laser laser carving technique in the first ink layer 1131 and the second ink layer 1133
Afterwards, can also by the way of ultrasonic cleaning to cover board 110 carry out cleaning operation, and can use dryer to cover board 110 into
Row drying operation, so that 110 surface of cover board keeps clean, in favor of the following process of cover board 110.
Include, but are not limited to be configured to via wired as " mobile terminal " as used herein (or being referred to as " terminal ")
Connection (such as connects via Public Switched Telephone Network (PSTN), digital subscriber line (DSL), digital cable, direct cable
Connect, and/or another data connection/network) and/or via (for example, for cellular network, WLAN (WLAN), such as
The digital TV network of DVB-H networks, satellite network, AM-FM broadcasting transmitter, and/or another communication terminal) wirelessly connect
The device of mouth reception/transmission signal of communication.It is configured to be referred to as by the mobile terminal of radio interface communication " wireless to move
Dynamic terminal ", " wireless terminal " and/or " communication terminal ".The example of mobile terminal includes, but are not limited to satellite or honeycomb electricity
Words；Can be whole with combination cellular radio telephone and the PCS Personal Communications System (PCS) of data processing, fax and its communication ability
End；Can include radio telephone, pager, the Internet/intranet access, Web browser, memo pad, calendar and/or entirely
The PDA of ball alignment system (GPS) receiver；And conventional laptop and/or palmtop receiver or received including radio telephone
Send out other electronic devices of device.
Each technical characteristic of embodiment described above can be combined arbitrarily, to make description succinct, not to above-mentioned reality
Apply all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, the scope that this specification is recorded all is considered to be.
Embodiment described above only expresses the several embodiments of the present invention, its description is more specific and detailed, but simultaneously
Cannot therefore it be construed as limiting the scope of the patent.It should be pointed out that come for those of ordinary skill in the art
Say, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the protection of the present invention
Scope.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (20)
1. a kind of cover board, for being covered on display screen, it is characterised in that the cover board includes：
Substrate, is transparent；And
Ink layer, including the first ink layer and the second ink layer, first ink layer is arranged at the side of the substrate, described
First ink layer defines viewfinder area, and the viewfinder area is adapted to the viewing area of the display screen；
Second ink layer is arranged at the side of the remote substrate of first ink layer, second ink layer it is bright
Lightness of the degree less than first ink layer；Second ink layer is located at the periphery of the viewfinder area, and second ink
The inward flange of layer is flushed with the inward flange of first ink layer；When the cover plate lid is arranged on the display screen, described the
The non-display area of the display screen is blocked in orthographic projection of two ink layers on the display screen.
2. cover board according to claim 1, it is characterised in that described when the cover plate lid is arranged on the display screen
Ink layer is between the display screen and the substrate.
3. cover board according to claim 2, it is characterised in that the inward flange of second ink layer and the viewing area
Edge flushes.
4. cover board according to claim 2, it is characterised in that the inward flange of second ink layer is on the display screen
Orthographic projection be located in the viewing area.
5. cover board according to claim 4, it is characterised in that the inward flange of second ink layer and the viewing area
Edge is smaller than 0.15 millimeter.
6. cover board according to claim 1, it is characterised in that the quantity of first ink layer is multilayer, described in multilayer
First ink layer is stacked in the same side of the substrate.
7. cover board according to claim 1, it is characterised in that the thickness of first ink layer is greater than or equal to described the
The thickness of two ink layers.
8. cover board according to claim 1, it is characterised in that first ink layer is white, second ink layer
In black or grey.
9. cover board according to claim 1, it is characterised in that the material of the substrate is glass or sapphire.
10. cover board according to claim 9, it is characterised in that the substrate is flat glass or bend glass.
11. a kind of display module, it is characterised in that described including display screen and claim 1~10 any one of them cover board
Cover plate lid is arranged on the display screen.
A kind of 12. mobile terminal, it is characterised in that including the display module described in rear shell and claim 11, the display screen
It is at least partially housed in the rear shell, and the cover board is fixedly connected with the rear shell.
13. mobile terminal according to claim 12, it is characterised in that the rear shell includes body and is shaped in institute
The flange on body is stated, the flange is arranged on the periphery of the cover board, and the cover board is fixedly connected with the body.
14. mobile terminal according to claim 13, it is characterised in that set between second ink layer and the body
There is a glue-line, the cover board is fixedly connected with the rear shell by a glue-line.
15. mobile terminal according to claim 14, it is characterised in that the body has supporting surface, described glue-line
On the supporting surface, the maximum height of the cover board and the supporting surface is more than the maximum of the flange and the supporting surface
Highly.
16. a kind of manufacture method of cover board, it is characterised in that comprise the following steps：
The substrate of transparence is provided；
The first ink layer is printed in the side of the substrate；
The second ink layer is printed in the side of the remote substrate of the first ink layer, the lightness of second ink layer is less than institute
State the lightness of the first ink layer；And
Removal material process is made to first ink layer and second ink layer using laser laser carving technique, so that described
The inward flange of one ink layer is flushed with the inward flange of second ink layer；First ink layer defines viewfinder area, described
Viewfinder area is adapted to the viewing area of display screen.
17. the manufacture method of cover board according to claim 16, it is characterised in that described to be printed in the side of the substrate
The step of first ink layer, includes：
The substrate the same side layering printing multilayer described in the first ink layer, the first ink layer described in multilayer be stacked in
On the substrate.
18. the manufacture method of cover board according to claim 16, it is characterised in that described to be printed in the side of the substrate
Before the step of first ink layer, further include：
Clean the substrate；And
Dry the substrate.
19. a kind of display module, it is characterised in that including display screen and use claim 16~18 any one of them cover board
Manufacture method manufacture cover board, the cover plate lid be arranged on the display screen on, second ink layer is on the display screen
Orthographic projection block the non-display area.
A kind of 20. mobile terminal, it is characterised in that including the display module described in rear shell and claim 19, the display screen
It is at least partially housed in the rear shell, and the cover board is fixedly connected with the rear shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711310523.6A CN108040142A (en) | 2017-12-11 | 2017-12-11 | Cover board, the manufacture method of cover board, display module and mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711310523.6A CN108040142A (en) | 2017-12-11 | 2017-12-11 | Cover board, the manufacture method of cover board, display module and mobile terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108040142A true CN108040142A (en) | 2018-05-15 |
Family
ID=62102282
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711310523.6A Pending CN108040142A (en) | 2017-12-11 | 2017-12-11 | Cover board, the manufacture method of cover board, display module and mobile terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108040142A (en) |
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Address after: 523860 No. 18, Wu Sha Beach Road, Changan Town, Dongguan, Guangdong Applicant after: OPPO Guangdong Mobile Communications Co., Ltd. Address before: 523860 No. 18, Wu Sha Beach Road, Changan Town, Dongguan, Guangdong Applicant before: Guangdong OPPO Mobile Communications Co., Ltd. |
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Application publication date: 20180515 |