CN109584733A - A kind of LED display and preparation method thereof - Google Patents
A kind of LED display and preparation method thereof Download PDFInfo
- Publication number
- CN109584733A CN109584733A CN201811484467.2A CN201811484467A CN109584733A CN 109584733 A CN109584733 A CN 109584733A CN 201811484467 A CN201811484467 A CN 201811484467A CN 109584733 A CN109584733 A CN 109584733A
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- Prior art keywords
- glass
- led display
- led
- chip
- production method
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/33—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being semiconductor devices, e.g. diodes
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K13/00—Apparatus or processes specially adapted for manufacturing or adjusting assemblages of electric components
- H05K13/04—Mounting of components, e.g. of leadless components
- H05K13/046—Surface mounting
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/10—Apparatus or processes for manufacturing printed circuits in which conductive material is applied to the insulating support in such a manner as to form the desired conductive pattern
- H05K3/12—Apparatus or processes for manufacturing printed circuits in which conductive material is applied to the insulating support in such a manner as to form the desired conductive pattern using thick film techniques, e.g. printing techniques to apply the conductive material or similar techniques for applying conductive paste or ink patterns
- H05K3/1275—Apparatus or processes for manufacturing printed circuits in which conductive material is applied to the insulating support in such a manner as to form the desired conductive pattern using thick film techniques, e.g. printing techniques to apply the conductive material or similar techniques for applying conductive paste or ink patterns by other printing techniques, e.g. letterpress printing, intaglio printing, lithographic printing, offset printing
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/30—Assembling printed circuits with electric components, e.g. with resistor
- H05K3/303—Surface mounted components, e.g. affixing before soldering, aligning means, spacing means
Abstract
The invention discloses a kind of LED display and preparation method thereof, production method includes: that the first glass is carried out laser-induced thermal etching, makes to form chip installation position on the first glass；LED chip is fixedly installed on chip installation position；The first glass for being fixed with LED chip is subjected to route printing, makes to form connection line between LED chip；Second glass gluing is in the groove on the one side that first glass is equipped with LED chip, making formation rectangular-ambulatory-plane between first glass and the second glass；Filler encapsulation process is carried out to the groove of the rectangular-ambulatory-plane；The connecting line pass is connected to the outside of first glass and/or the second glass, then carries out fringing processing, rimmed texture is formed, obtains the LED display.LED display of the invention is easily installed and safeguards, low manufacture cost；The thinner thickness of display screen, generally in 3~7cm or so；Both it can use, can also be used as display screen as window-glass.
Description
Technical field
The present invention relates to display screen technology fields more particularly to a kind of LED display and preparation method thereof.
Background technique
LED display is a kind of actively controllable electroluminescence equipment with LED for basic illuminator, at the control of system
Unit is managed, can show the information such as text, figure and image.
Existing LED display has some defects, specifically includes that 1, structure is thick and heavy, and volume is big, not easy to install and dimension
Shield, cost of manufacture are very high；2, space needed for installation is fixed is big, specific one is needed to install fixed-site；3, install after its
Appearance be difficult with surrounding enviroment it is harmonious, be unfavorable for architectural appearance decoration；4, construction profile color is single, is difficult to realize appearance
The diversification of color.
Summary of the invention
The technical problems to be solved by the present invention are: providing a kind of LED display and preparation method thereof, it is easily installed and ties up
Shield, low manufacture cost.
In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention are as follows:
The first glass for being used to make LED display is carried out laser-induced thermal etching, made by a kind of production method of LED display
Chip installation position is formed on first glass；LED chip is fixedly installed on the chip installation position；LED will be fixed with
First glass of chip carries out route printing, makes to form connection line between LED chip；The of LED display will be used to make
Two glass gluings make shape between first glass and the second glass on the one side that first glass is equipped with LED chip
At the groove of rectangular-ambulatory-plane；Filler encapsulation process is carried out to the groove of the rectangular-ambulatory-plane；The connecting line pass is connected to described
Then the outside of one glass and/or the second glass carries out fringing processing, form rimmed texture, obtain the LED display.
Another technical solution that the present invention uses are as follows:
A kind of LED display is made according to the production method of the LED display.
The beneficial effects of the present invention are: chip installation position is formed using laser-induced thermal etching, machining accuracy is high；Using printing
Technology makes to form connection line between LED chip, and precision is high, and linear width is wide；Using LED chip rather than finished product light source, have
Conducive to the display screen module for making small spacing；Doubling technique is not used between first glass and the second glass, but is used back-shaped
Filler method, break down when, only back-shaped sealing ring need to be removed, it is easy to repair, can substantially reduce maintenance difficulty and
Cost；Connecting line pass is connected to the outside of the first glass and/or the second glass, fringing processing is then carried out, does not need external
Supplementary structure can be carried out the splicing between display screen.LED display of the invention is easily installed and safeguards, cost of manufacture
It is low；The thinner thickness of display screen, generally in 3~7cm or so；Both it can be used as window-glass, it can also be as display screen
It uses.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the first glass of the embodiment of the present invention one；
Fig. 2 is another structural schematic diagram of the first glass of the embodiment of the present invention one；
Fig. 3 is another structural schematic diagram of the first glass of the embodiment of the present invention one；
Fig. 4 is another structural schematic diagram of the first glass of the embodiment of the present invention one；
Fig. 5 is the partial sectional view of the LED display of the embodiment of the present invention one；
Fig. 6 is the partial structure diagram of the LED display of the embodiment of the present invention one；
Fig. 7 is another part cross-sectional view of the LED display of the embodiment of the present invention one；
Fig. 8 is the structural schematic diagram of the LED display of the embodiment of the present invention one；
Fig. 9 is the cross-sectional view of the LED display of the embodiment of the present invention one.
Label declaration:
1, the first glass；2, chip installation position；3, LED chip；4, connection line；5, the second glass；6, groove；7, it seals
Glue-line；8, flanging route；9, rimmed texture.
Specific embodiment
To explain the technical content, the achieved purpose and the effect of the present invention in detail, below in conjunction with embodiment and cooperate attached
Figure is explained.
The most critical design of the present invention is: back-shaped filler method is used between the first glass and the second glass, by connecting line
Pass is connected to the outside of the first glass and/or the second glass, then carries out fringing processing, is easily installed and safeguards, and be fabricated to
This is low.
Fig. 1 to Fig. 9 is please referred to, a kind of production method of LED display will be used to make the first glass 1 of LED display
Laser-induced thermal etching is carried out, makes to form chip installation position 2 on first glass 1；LED chip 3 is fixedly installed on the chip peace
It fills on position 2；The first glass 1 for being fixed with LED chip 3 is subjected to route printing, makes to form connection line 4 between LED chip 3；
The second glass 5 for being used to make LED display is fitted in into the one side that first glass 1 is equipped with LED chip 3, makes institute
State the groove 6 that rectangular-ambulatory-plane is formed between the first glass 1 and the second glass 5；The groove 6 of the rectangular-ambulatory-plane is carried out at filler sealing
Reason；The connection line 4 is drawn to the outside for being connected to first glass 1 and/or the second glass 5, then carries out fringing processing, shape
At rimmed texture 9, the LED display is obtained.
As can be seen from the above description, the beneficial effects of the present invention are: chip installation position, processing are formed using laser-induced thermal etching
Precision is high；Make to form connection line between LED chip using printing technique, precision is high, and linear width is wide；Using LED chip
Rather than finished product light source, be conducive to the display screen module for making small spacing；Doubling work is not used between first glass and the second glass
Skill, but back-shaped filler method is used, when breaking down, back-shaped sealing ring need to only be removed, it is easy to repair, it can be significantly
Reduce maintenance difficulty and cost；Connecting line pass is connected to the outside of the first glass and/or the second glass, is then carried out at fringing
Reason, not needing external supplementary structure can be carried out splicing between display screen.LED display of the invention, be easily installed with
Maintenance, and low manufacture cost.
It is further, described that the connection line 4 is drawn to the outside for being connected to first glass 1 and/or the second glass 5,
Then it carries out fringing processing to specifically include: printing flanging route 8 respectively on Yu Suoshu the first glass 1 and the second glass 5, make described
Flanging route 8 is connected to the connection line 4；Fringing is carried out to the first glass 1 for being printed with flanging route 8 and the second glass 5
Processing.
Seen from the above description, flanging route is set by way of printing, and precision is high, and line style width is wide.
Further, the rimmed texture is equipped with engraved structure, and the engraved structure is corresponding with the flanging route to be set
It sets.
Seen from the above description, corresponding with flanging route engraved structure is set, convenient for by two neighboring display screen into
Row connection.
Further, first glass 1 successively carry out at edging first glass 1 before laser-induced thermal etching
Reason, first time cleaning treatment, for the first time drying process and cooling treatment.
Seen from the above description, the wing of glass surrounding can be removed by carrying out edging processing to the first glass, clear for the first time
The spot of the first glass surface can be removed by washing processing, and cooling treatment carries out in dustless space, prevent dust in the first glass
Surface deposition.
Further, first glass 1 successively carry out first glass 1 second after laser-induced thermal etching
Cleaning treatment, second of drying process and Electro-static Driven Comb processing.
Seen from the above description, second of cleaning can remove the remaining residue of laser-induced thermal etching, carry out Electro-static Driven Comb processing
Be conducive to subsequent printing connection line.
Further, cleaning treatment and electrostatic are successively carried out to second glass 5 before being bonded second glass 5
Release processing.
Seen from the above description, the spot on surface can be removed by carrying out cleaning treatment to the second glass, carry out Electro-static Driven Comb
Processing can prevent the connection line on the first glass of damage.
Further, the LED chip 3 chip is fixedly installed on by desulfurization heat-conducting glue under the conditions of dustless to pacify
It fills on position 2.
Seen from the above description, using the fixed LED chip of desulfurization heat-conducting glue, there is good shock resistance and thermal conductivity, it can
To extend the service life of LED chip.
Further, mass concentration is used to carry out for 40~45% oxalic acid solution to first glass 1 clear for the first time
Processing is washed, the temperature that the first time is dried is 30~45 DEG C.
Further, second of cleaning treatment specifically: use mass concentration for 20~30% oxalic acid solution pair
Second glass 5 carries out ultrasonic cleaning, is then cleaned using distilled water to second glass 5.
Another technical solution of the present invention are as follows:
A kind of LED display is made according to the production method of the LED display.
Seen from the above description, the thinner thickness of LED display of the invention, generally in 3~7cm or so；Both can work as
Make window-glass use, can also be used as display screen.
Further, the material of the connection line 4 is graphene, conducting resinl or conductive metal powder.
Seen from the above description, the material of connection line 4, which can according to need, is selected.
Further, second glass 5 is equipped with coloured coating far from the one side of the first glass 1.
Seen from the above description, the coloured coating on the second glass can be configured according to environmental colors.
Please refer to Fig. 1 to Fig. 9, the embodiment of the present invention one are as follows:
A kind of production method of LED display, includes the following steps:
As shown in Figure 1, successively carrying out edging processing to the first glass 1 for making LED display, at first time cleaning
Reason, for the first time drying process and cooling treatment.In the present embodiment, using mass concentration is 40~45% oxalic acid solution to described
First glass 1 carries out first time cleaning treatment, and the temperature that the first time is dried is 30~45 DEG C, time 10min, does
Dry processing can carry out in baking oven or oven, and cooling treatment needs carry out in dustless space.The thickness of first glass 1 and big
Small can according to need is configured.
As shown in Fig. 2, first glass 1 is carried out laser-induced thermal etching, make to form chip installation position on first glass 1
2, specifically, chip installation position 2 can be processed on first glass 1 using laser etching machine.The processing of chip installation position 2
Depth and size can be arranged according to the size of LED chip 3.First glass 1 is subjected to laser-induced thermal etching later successively to institute
It states the first glass 1 and carries out second of cleaning treatment, second of drying process and Electro-static Driven Comb processing.Second of cleaning treatment
Specifically: it uses mass concentration to carry out ultrasonic cleaning to second glass 5 for 20~30% oxalic acid solution, then uses
Distilled water cleans second glass 5, and distilled water can be employed many times and cleaned, and the cleaning of last time distilled water needs
It to be completed in dust-free workshop, second of drying process is also required to carry out in dust-free workshop, and dry temperature is 30~45 DEG C.
As shown in figure 3, LED chip 3 is fixedly installed on the chip installation position 2 under the conditions of dustless.The present embodiment
In, the LED chip 3 is fixedly installed on the chip installation position 2 by desulfurization heat-conducting glue, desulfurization heat-conducting glue cannot overflow
The surface of first glass 1, maximum gauge are the deep equalities with chip installation position 2.
As shown in figure 4, the first glass 1 for being fixed with LED chip 3 is carried out route printing, make to be formed between LED chip 3
Connection line 4.Specifically, conductive metal powder is made by printing principle by route using 3D printer, it is of course also possible to
It is printed using graphene or conducting resinl.
As shown in figure 5, the second glass 5 for being used to make LED display is fitted in first glass 1 equipped with LED core
On the one side of piece 3, make the groove 6 that rectangular-ambulatory-plane is formed between first glass 1 and the second glass 5.In the present embodiment, pasting
It is also required to successively carry out second glass 5 cleaning treatment and Electro-static Driven Comb processing before closing second glass 5.First
Glass 1 is equipped with L-shaped notch close to the edge of the second glass 5, also sets in the second glass 5 close to the edge of the first glass 1
There is L-shaped notch, after being bonded the second glass 5 with the first glass 1, is just formed before the first glass 1 and the second glass 5
The groove 6 of rectangular-ambulatory-plane.Second glass 5 is equipped with coloured coating, the color of coloured coating far from the one side of the first glass 1
It can according to need and be configured.
As shown in Figure 6 and Figure 7, filler encapsulation process is carried out to the groove 6 of the rectangular-ambulatory-plane, makes to be formed in the groove 6
Sealant layer 7.The connection line 4 is drawn to the outside for being connected to first glass 1 and/or the second glass 5, specifically, in institute
It states and prints flanging route 8 respectively on the first glass 1 and the second glass 5, be connected to the flanging route 8 with the connection line 4,
Certain thickness conductive tin film can be sprayed on flanging route 8.
As shown in Figure 8 and Figure 9, fringing processing is carried out to the first glass 1 for being printed with flanging route 8 and the second glass 5, made
Rimmed texture 9 is formed on first glass 1 and the second glass 5, obtains the LED display, the rimmed texture 9 is equipped with
Engraved structure, the engraved structure is correspondingly arranged with the flanging route 8, so that flanging route 8 is exposed.Engraved structure is set just
Conductive contact (being electrically connected the flanging route 8 of two display screens) or external control signal wire are docked when mosaic display screen
The contact of contact and supply lines.In the present embodiment, the outer of the first glass 1 and the second glass 5 is connected to by drawing connection line 4
Side is attached by additional conductive part (flanging route 8), is easy to implement being connected between display screen and docking, while also side
Just it dismounts.
In conclusion a kind of LED display provided by the invention and preparation method thereof, forms chip peace using laser-induced thermal etching
Position is filled, machining accuracy is high；Make to form connection line between LED chip using printing technique, precision is high, and linear width is wide；
Using LED chip rather than finished product light source, be conducive to the display screen module for making small spacing；Between first glass and the second glass not
Using doubling technique, but back-shaped filler method is used, when breaking down, back-shaped sealing ring need to only be removed, be convenient for
Maintenance, can substantially reduce maintenance difficulty and cost；Flanging and fringing processing are carried out to the first glass and the second glass, do not needed outer
Connecing supplementary structure can be carried out splicing between display screen.LED display of the invention is easily installed and safeguards, is fabricated to
This is low；The thinner thickness of display screen, generally in 3~7cm or so；Both it can be used as window-glass, it can also be as display
Screen uses.
The above description is only an embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalents made by bright specification and accompanying drawing content are applied directly or indirectly in relevant technical field, similarly include
In scope of patent protection of the invention.
Claims (10)
1. a kind of production method of LED display, which is characterized in that swash the first glass for being used to make LED display
Photoetch makes to form chip installation position on first glass；LED chip is fixedly installed on the chip installation position；It will
The first glass for being fixed with LED chip carries out route printing, makes to form connection line between LED chip；It will be used to make LED and show
Second glass gluing of display screen makes first glass and the second glass on the one side that first glass is equipped with LED chip
The groove of rectangular-ambulatory-plane is formed between glass；Filler encapsulation process is carried out to the groove of the rectangular-ambulatory-plane；The connecting line pass is connect
To the outside of first glass and/or the second glass, fringing processing is then carried out, forms rimmed texture, it is aobvious to obtain the LED
Display screen.
2. the production method of LED display according to claim 1, which is characterized in that described by the connecting line pass
Be connected to the outside of first glass and/or the second glass, then carry out fringing processing specifically includes: the first glass of Yu Suoshu and
Flanging route is printed on second glass respectively, is connected to the flanging route with the connection line；To being printed with flanging route
The first glass and the second glass carry out fringing processing.
3. the production method of LED display according to claim 2, which is characterized in that the rimmed texture is equipped with and engraves
Hollow structure, the engraved structure are correspondingly arranged with the flanging route.
4. the production method of LED display according to claim 1, which is characterized in that swash first glass
Edging processing, first time cleaning treatment, for the first time drying process and cooling are successively carried out to first glass before photoetch
Processing.
5. the production method of LED display according to claim 1, which is characterized in that swash first glass
Second of cleaning treatment, second of drying process and Electro-static Driven Comb is successively carried out to first glass after photoetch to handle.
6. the production method of LED display according to claim 1, which is characterized in that be bonded second glass it
It is preceding that cleaning treatment and Electro-static Driven Comb processing are successively carried out to second glass.
7. the production method of LED display according to claim 1, which is characterized in that pass through desulfurization under the conditions of dustless
The LED chip is fixedly installed on the chip installation position by heat-conducting glue.
8. a kind of LED display, which is characterized in that the production side of LED display described in -7 any one according to claim 1
Method is made.
9. LED display according to claim 8, which is characterized in that the material of the connection line is graphene, conduction
Glue or conductive metal powder.
10. LED display according to claim 8, which is characterized in that the side of second glass far from the first glass
Face is equipped with coloured coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811484467.2A CN109584733A (en) | 2018-12-06 | 2018-12-06 | A kind of LED display and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811484467.2A CN109584733A (en) | 2018-12-06 | 2018-12-06 | A kind of LED display and preparation method thereof |
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| CN109584733A true CN109584733A (en) | 2019-04-05 |
Family
ID=65927586
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110189648A (en) * | 2019-06-28 | 2019-08-30 | 湖北匡通电子股份有限公司 | A kind of novel LED display screen mask |
| CN112829485A (en) * | 2020-12-30 | 2021-05-25 | 盐城创盈利科技有限公司 | Screen printing process for electronic display screen |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110189648A (en) * | 2019-06-28 | 2019-08-30 | 湖北匡通电子股份有限公司 | A kind of novel LED display screen mask |
| CN112829485A (en) * | 2020-12-30 | 2021-05-25 | 盐城创盈利科技有限公司 | Screen printing process for electronic display screen |
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