CN115273687A - Manufacturing method of LED screen and LED screen - Google Patents
Manufacturing method of LED screen and LED screen Download PDFInfo
- Publication number
- CN115273687A CN115273687A CN202211034548.9A CN202211034548A CN115273687A CN 115273687 A CN115273687 A CN 115273687A CN 202211034548 A CN202211034548 A CN 202211034548A CN 115273687 A CN115273687 A CN 115273687A
- Authority
- CN
- China
- Prior art keywords
- bottom plate
- circuit board
- panel
- led lamp
- led screen
- Prior art date
- 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.)
- Pending
Links
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 20
- 239000011324 bead Substances 0.000 claims abstract description 28
- 239000011521 glass Substances 0.000 claims abstract description 19
- 238000000034 method Methods 0.000 claims abstract description 10
- 239000003292 glue Substances 0.000 claims description 12
- 238000010030 laminating Methods 0.000 claims description 11
- 238000004886 process control Methods 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000005530 etching Methods 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- 230000002457 bidirectional effect Effects 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 230000008054 signal transmission Effects 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000002313 adhesive film Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- -1 polyethylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
Images
Classifications
-
- 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
-
- 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
-
- 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
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/14—Mounting supporting structure in casing or on frame or rack
- H05K7/1417—Mounting supporting structure in casing or on frame or rack having securing means for mounting boards, plates or wiring boards
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The invention provides a manufacturing method of an LED screen and the LED screen, wherein the manufacturing method comprises the following steps: the method comprises the following steps: attaching a plurality of LED lamp beads to a circuit board; step two: the circuit board is fixed to the base plate. The invention has the beneficial effects that: the process for pasting the LED lamp beads on the circuit board is simple, the controllability is high, the circuit board pasted with the LED lamp beads is applied to the glass screen, and the process control and the cost control of the product are better.
Description
Technical Field
The invention relates to the technical field of LED display, in particular to a manufacturing method of an LED screen and the LED screen.
Background
In the technical field of LED display, the manufacture of an LED screen mainly comprises two types:
the first method comprises the following steps: the circuit is manufactured on the substrate (for example, the substrate is glass) by etching, but the etching equipment is small, the size of the etching equipment can only be 1.5 meters at most, and the cost is high.
And the second method comprises the following steps: the circuit is printed on the substrate in a silk screen mode and then sintered, and due to the fact that the sintering temperature is extremely high, the circuit shrinks to a certain extent after being sintered, and the process control is complex.
The 2 processes have certain requirements on suppliers, and are poor in controllability and consistency and high in cost.
Disclosure of Invention
The invention provides a manufacturing method of an LED screen, which comprises the following steps:
the method comprises the following steps: attaching a plurality of LED lamp beads to a circuit board;
step two: the circuit board is fixed to the base plate.
As a further improvement of the invention, in the second step, the circuit board is bonded on the bottom plate through glue; or, coating UV glue between the circuit board and the bottom plate, and fixing the circuit board and the bottom plate together through ultraviolet irradiation.
As a further improvement of the invention, the base plate is a glass plate.
As a further improvement of the present invention, in the second step, a plurality of circuit boards are fixed to the base plate.
As a further improvement of the invention, the manufacturing method also comprises a third step, wherein the third step is a laminating step,
a laminating step: the panel and the bottom plate are fixed together, and the LED lamp beads are clamped between the panel and the bottom plate.
In the laminating step, an EVA film is laid on the LED lamp beads, the panel is placed on the EVA film, the bottom plate and the panel are fixed and then placed in a laminating machine, and the EVA film is melted by baking to enable the LED lamp beads on the bottom plate to be attached to the panel.
As a further development of the invention, the panel is a glass plate.
The invention also discloses an LED screen which comprises a plurality of LED lamp beads, a circuit board and a bottom plate, wherein the plurality of LED lamp beads are attached to the circuit board, and the circuit board is fixed on the bottom plate.
As a further improvement of the invention, the circuit board is bonded on the bottom plate by glue; or UV glue is coated between the circuit board and the bottom plate, and the circuit board and the bottom plate (3) are fixed together through ultraviolet irradiation.
As a further improvement of the invention, the base plate is a glass plate.
As a further improvement of the invention, the circuit board is in a plurality, and a plurality of circuit boards are fixed on the bottom plate.
As a further improvement of the invention, the LED screen also comprises a panel, the panel and the bottom plate are fixed together, and the LED lamp beads are clamped between the panel and the bottom plate.
As a further development of the invention, the panel is a glass plate.
The invention has the beneficial effects that: the process for pasting the LED lamp beads on the circuit board is simple, the controllability is high, the circuit board pasted with the LED lamp beads is applied to the glass screen, and the process control and the cost control of the product are better.
Drawings
FIG. 1 is a view of an LED screen without a faceplate;
FIG. 2 is a view of the LED screen structure with the panel installed;
fig. 3 is a signal transmission schematic diagram of an LED lamp bead.
Detailed Description
The invention discloses a manufacturing method of an LED screen, which comprises the following steps:
the method comprises the following steps: attaching a plurality of LED lamp beads 1 to a circuit board 2;
step two: the wiring board 2 is fixed to the chassis base 3.
As an embodiment of the manufacturing method, in the second step, the circuit board 2 is adhered to the bottom plate 3 by glue.
As another embodiment of the manufacturing method, in the second step, UV glue is applied between the circuit board 2 and the base plate 3, and the circuit board 2 and the base plate 3 are fixed together by ultraviolet irradiation.
The manufacturing method also comprises a third step, wherein the third step is a laminating step which comprises the following steps: fix panel 5 and bottom plate 3 together, press from both sides LED lamp pearl 1 between panel 5 and bottom plate 3.
In the lamination step, in particular: laying an EVA film on the LED lamp bead 1, then placing the panel 5 on the EVA film, fixing the bottom plate 3 and the panel 5, then placing the fixed bottom plate and the panel 5 in a laminating machine, and vacuumizing at high temperature of 130 ℃ and high pressure to melt the EVA and make the residual EVA overflow to the glass boundary. Make LED lamp pearl 1 and panel 5 laminating on the bottom plate 3. The EVA film is polyethylene, and is a thermosetting adhesive film.
The bottom plate 3 is a glass plate, and the face plate 5 is a glass plate.
As shown in fig. 1 and 2, the invention also discloses an LED screen, which comprises a plurality of LED lamp beads 1, a circuit board 2 and a bottom plate 3, wherein the plurality of LED lamp beads 1 are attached to the circuit board 2, and the circuit board 2 is fixed on the bottom plate 3.
The circuit board 2 is bonded on the bottom plate 3 through glue; or, coating UV glue between the circuit board 2 and the bottom plate 3, and fixing the circuit board 2 and the bottom plate 3 together through ultraviolet irradiation.
The bottom plate 3 is a glass plate.
The wiring board 2 is plural, and plural wiring boards 2 are fixed to the base plate 3.
As shown in fig. 3, the LED lamp bead 1 is a bidirectional signal transmission and bidirectional backup LED lamp bead, the control chip is integrated in the LED lamp bead 1, and 2 paths of signals are transmitted, but when one path of signals fails, the other path of signals is transmitted well, so that the reliability of the signals is ensured. This LED lamp pearl 1 encapsulation is little, and the integrated level is high, has higher requirement to the paster technology, can solve the problem that technological requirement is high during circuit board 2 preparation.
The LED screen further comprises a panel 5, the panel 5 is fixed with the bottom plate 3, and the LED lamp beads 1 are clamped between the panel 5 and the bottom plate 3.
The panel 5 is a glass plate.
Since the bottom plate 3 and the face plate 5 of the LED screen are both made of glass plates, the LED screen can also be referred to as a glass screen.
The process for pasting the LED lamp beads 1 on the circuit board 2 is simple, the controllability is strong, the circuit board 2 pasted with the LED lamp beads 1 is applied to a glass screen, and the process control and the cost control of a product are better.
The foregoing is a more detailed description of the invention in connection with specific preferred embodiments and it is not intended that the invention be limited to these specific details. For those skilled in the art to which the invention pertains, several simple deductions or substitutions can be made without departing from the spirit of the invention, and all shall be considered as belonging to the protection scope of the invention.
Claims (13)
1. A manufacturing method of an LED screen is characterized by comprising the following steps:
the method comprises the following steps: the LED lamp beads (1) are attached to the circuit board (2);
step two: the circuit board (2) is fixed to the base plate (3).
2. The method of manufacturing according to claim 1, wherein: in the second step, the circuit board (2) is bonded on the bottom plate (3) through glue; or UV glue is coated between the circuit board (2) and the bottom plate (3), and the circuit board (2) and the bottom plate (3) are fixed together through ultraviolet irradiation.
3. The method of manufacturing according to claim 1, wherein: the bottom plate (3) is a glass plate.
4. The method of manufacturing according to claim 1, wherein: in the second step, a plurality of circuit boards (2) are fixed to the base plate (3).
5. The manufacturing method according to any one of claims 1 to 4, characterized in that: the manufacturing method also comprises a third step, wherein the third step is a laminating step,
a laminating step: the panel (5) and the bottom plate (3) are fixed together, and the LED lamp beads (1) are clamped between the panel (5) and the bottom plate (3).
6. The method of manufacturing according to claim 5, wherein: in the laminating step, an EVA film is laid on the LED lamp beads (1), a panel (5) is placed on the EVA film, the base plate (3) and the panel (5) are fixed and then placed in a laminating machine, the EVA film is melted through baking, and the LED lamp beads (1) on the base plate (3) are attached to the panel (5).
7. The method of manufacturing according to claim 5, wherein: the panel (5) is a glass plate.
8. An LED screen, its characterized in that: including LED lamp pearl (1), circuit board (2) and bottom plate (3), LED lamp pearl (1) are a plurality of, and are a plurality of LED lamp pearl (1) is pasted on circuit board (2), circuit board (2) are fixed to on bottom plate (3).
9. The LED screen of claim 8, wherein: the circuit board (2) is bonded on the bottom plate (3) through glue; or UV glue is coated between the circuit board (2) and the bottom plate (3), and the circuit board (2) and the bottom plate (3) are fixed together through ultraviolet irradiation.
10. The LED screen of claim 8, wherein: the bottom plate (3) is a glass plate.
11. The LED screen of claim 8, wherein: the circuit boards (2) are multiple, and the multiple circuit boards (2) are fixed on the bottom plate (3).
12. LED screen according to any one of claims 8 to 11, characterized in that: the LED screen further comprises a panel (5), the panel (5) is fixed with the bottom plate (3), and the LED lamp beads (1) are clamped between the panel (5) and the bottom plate (3).
13. The wiring board of claim 12, wherein: the panel (5) is a glass plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211034548.9A CN115273687A (en) | 2022-08-26 | 2022-08-26 | Manufacturing method of LED screen and LED screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211034548.9A CN115273687A (en) | 2022-08-26 | 2022-08-26 | Manufacturing method of LED screen and LED screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115273687A true CN115273687A (en) | 2022-11-01 |
Family
ID=83754851
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211034548.9A Pending CN115273687A (en) | 2022-08-26 | 2022-08-26 | Manufacturing method of LED screen and LED screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115273687A (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102352971A (en) * | 2011-08-23 | 2012-02-15 | 北京觉明光电科技有限公司 | Light emitting diode (LED) light source module and machining method thereof |
| CN102506314A (en) * | 2011-10-17 | 2012-06-20 | 黄海晏 | Easily folded LED (light-emitting diode) screen lamp |
| CN203573583U (en) * | 2013-09-30 | 2014-04-30 | 广东锐拓照明景观艺术设计工程有限公司 | LED glass display screen |
| CN204143789U (en) * | 2014-09-15 | 2015-02-04 | 深圳市迈锐光电有限公司 | A kind of simple and easy LED screen |
| CN205424463U (en) * | 2016-03-21 | 2016-08-03 | 王亚华 | LED lamp based on flexible printed circuit, FPC |
| CN207718119U (en) * | 2018-01-24 | 2018-08-10 | 广州市鸿利智显科技有限公司 | A kind of quantum dot lens, lamp bar and backlight module |
| CN207865050U (en) * | 2017-12-21 | 2018-09-14 | 广州视源电子科技股份有限公司 | Down straight aphototropism mode set and its lamp bar |
| CN111128039A (en) * | 2019-12-25 | 2020-05-08 | 深圳市晶泓科技有限公司 | Flexible LED thin film display screen and preparation method thereof |
| CN211237611U (en) * | 2020-01-20 | 2020-08-11 | 刘智耘 | Laminated LED display screen |
| CN213118959U (en) * | 2020-10-28 | 2021-05-04 | 上海明上实业有限公司 | Air outlet lamp manufactured by 180-degree planar lens |
| CN114187850A (en) * | 2021-12-17 | 2022-03-15 | 合肥达视光电科技有限公司 | Film-attached display screen with high permeability and production process |
-
2022
- 2022-08-26 CN CN202211034548.9A patent/CN115273687A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102352971A (en) * | 2011-08-23 | 2012-02-15 | 北京觉明光电科技有限公司 | Light emitting diode (LED) light source module and machining method thereof |
| CN102506314A (en) * | 2011-10-17 | 2012-06-20 | 黄海晏 | Easily folded LED (light-emitting diode) screen lamp |
| CN203573583U (en) * | 2013-09-30 | 2014-04-30 | 广东锐拓照明景观艺术设计工程有限公司 | LED glass display screen |
| CN204143789U (en) * | 2014-09-15 | 2015-02-04 | 深圳市迈锐光电有限公司 | A kind of simple and easy LED screen |
| CN205424463U (en) * | 2016-03-21 | 2016-08-03 | 王亚华 | LED lamp based on flexible printed circuit, FPC |
| CN207865050U (en) * | 2017-12-21 | 2018-09-14 | 广州视源电子科技股份有限公司 | Down straight aphototropism mode set and its lamp bar |
| CN207718119U (en) * | 2018-01-24 | 2018-08-10 | 广州市鸿利智显科技有限公司 | A kind of quantum dot lens, lamp bar and backlight module |
| CN111128039A (en) * | 2019-12-25 | 2020-05-08 | 深圳市晶泓科技有限公司 | Flexible LED thin film display screen and preparation method thereof |
| CN211237611U (en) * | 2020-01-20 | 2020-08-11 | 刘智耘 | Laminated LED display screen |
| CN213118959U (en) * | 2020-10-28 | 2021-05-04 | 上海明上实业有限公司 | Air outlet lamp manufactured by 180-degree planar lens |
| CN114187850A (en) * | 2021-12-17 | 2022-03-15 | 合肥达视光电科技有限公司 | Film-attached display screen with high permeability and production process |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20210066538A1 (en) | Display substrate, manufacturing method thereof, and display device | |
| WO2017107535A1 (en) | Rigid-flex board and preparation method therefor | |
| WO2022179196A1 (en) | Circuit board and electronic device | |
| WO2024012033A1 (en) | Packaging method and package body | |
| US8393076B2 (en) | Electrical connection of components | |
| US20180217691A1 (en) | Flexible Touch Screen, Method For Manufacturing the Same and Touch Device | |
| KR100551388B1 (en) | Method for planarizing circuit board and method for manufacturing semiconductor device | |
| US9288914B2 (en) | Method of manufacturing a printed circuit board with circuit visible | |
| CN107283989B (en) | Pressing device and the method for pressing colloid on a display panel | |
| US20200187359A1 (en) | Flexible substrate and flexible panel | |
| US10178771B2 (en) | Circuit board, manufacturing method thereof and display apparatus | |
| CN113301713A (en) | Printed circuit board, flexible circuit board, display panel and manufacturing method | |
| CN115273687A (en) | Manufacturing method of LED screen and LED screen | |
| CN101448366A (en) | Anti-welding processing method of printed circuit board | |
| CN105045449A (en) | Touch panel structure and manufacturing method therefor | |
| CN108121096A (en) | Display device and its preparation method | |
| CN111315131A (en) | Circuit board and manufacturing method thereof | |
| CN104470210A (en) | Circuit board, manufacturing method of circuit board and display device of circuit board | |
| CN113543480B (en) | Method, device, medium and equipment for optimally designing holes in PCB (printed circuit board) | |
| CN101236313B (en) | Display device and making method thereof | |
| CN115209632A (en) | Manufacturing process of circuit board and circuit board | |
| JPH118471A (en) | Manufacture of multilevel interconnection board and mounting method of electronic component by using the multilevel interconnection board | |
| CN110856341A (en) | Manufacturing process of integrated circuit board | |
| CN112017969A (en) | Method for forming wiring on side surface of substrate | |
| CN201489231U (en) | Flexible printed circuit board and liquid crystal display device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |