CN110842375A - Code printing device, manufacturing method and display device - Google Patents
Code printing device, manufacturing method and display device Download PDFInfo
- Publication number
- CN110842375A CN110842375A CN201911118435.5A CN201911118435A CN110842375A CN 110842375 A CN110842375 A CN 110842375A CN 201911118435 A CN201911118435 A CN 201911118435A CN 110842375 A CN110842375 A CN 110842375A
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- Prior art keywords
- hollow
- lines
- laser
- line
- coding
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/36—Removing material
- B23K26/362—Laser etching
- B23K26/364—Laser etching for making a groove or trench, e.g. for scribing a break initiation groove
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/70—Auxiliary operations or equipment
- B23K26/702—Auxiliary equipment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/36—Electric or electronic devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2103/00—Materials to be soldered, welded or cut
- B23K2103/50—Inorganic material, e.g. metals, not provided for in B23K2103/02 – B23K2103/26
- B23K2103/54—Glass
Abstract
The invention discloses a code printing device, a manufacturing method and a display device. The invention simplifies the coding process, improves the efficiency, saves the service life of the laser head, has free and variable design, can be combined at will and has strong practicability, only changes the design of the photomask of the metal layer or the black shading material layer, carries out hollow design in the coding area and does not need to increase the manufacturing process.
Description
Technical Field
The invention relates to the technical field of displays, in particular to a code printing device. Manufacturing method and display device.
Background
The ID on the TFT-LCD (thin film transistor liquid crystal display) liquid crystal panel includes information such as a product model, a material, and history. The ID is usually composed of numbers and letters, and is a carrier for producing digitalization and intellectualization. In the production process, a strip-shaped coding Area is generally reserved in a frame Area of a display screen, and a glass code is generated in a laser coding mode, referring to fig. 1, fig. 1 is a schematic position diagram of the glass code, wherein an amplification Area is the glass code, and AA is Active Area, namely an effective display Area.
In the manufacturing process of the panel, a motherboard can be divided into a plurality of unit display screens. The glass codes of each unit display screen are different, and laser coding needs to be performed on the unit display screens one by one in the production process. With the development of high-generation lines, the size of a mother board is larger and larger, the number of unit display screens on the mother board is larger and larger, the number of glass codes printed is large, and the time is long.
Disclosure of Invention
The invention provides a coding device, a manufacturing method and a display device, and solves the problems of large coding quantity and long time consumption of glass coding in the prior art.
In a first aspect, the present invention provides a coding device, which includes one or more hollow areas, each of which includes one or more hollow lines and one or more laser scribe lines, and combines the one or more hollow lines and/or the one or more laser scribe lines to form different shapes, thereby representing different information through the different shapes.
In the marking device, each hollow line is provided with a plurality of nodes, and one end of each laser drawing line is connected with one of the nodes.
In the marking device, each laser drawing line is perpendicular to the hollow line connected with the laser drawing line.
In the coding device of the present invention, the coding device further includes a metal layer or a black light-shielding material, and the metal layer or the black light-shielding material is provided with one or more hollow-out areas.
In a second aspect, a method for manufacturing a coding device is provided, including:
arranging one or more hollow-out areas;
arranging one or more hollow lines and one or more laser drawing lines in each hollow area;
setting different information corresponding to different shapes, so that the different information is represented by the different shapes; wherein the different shapes are formed by combining one to more hollow lines and/or one to more laser drawing lines.
In the manufacturing method of the present invention, the one or more hollow-out areas are provided with:
and arranging one or more hollow-out areas on the metal layer or the black shading material.
In the manufacturing method of the present invention, the setting of one to a plurality of hollow lines and one to a plurality of laser scribe lines in each hollow area includes:
manufacturing one or more hollow-out lines through an exposure and development process;
and setting one or more laser drawing lines through a laser coding process.
In the manufacturing method of the present invention, the setting of one or more laser scribes by a laser coding process includes:
each hollow line is provided with a plurality of nodes, and one end of each laser drawing line is connected to one of the nodes.
In the manufacturing method of the present invention, the setting of one or more laser scribes by a laser coding process further includes:
and vertically arranging each laser drawing line and the hollow line connected with the laser drawing line.
In a third aspect, a display device is provided, which comprises the coding device as described in any one of the above.
The invention has the following beneficial effects:
simplify and beat the sign indicating number flow, raise the efficiency, save radium-shine laser head life-span, the design is freely changeable, but the arbitrary combination, and the practicality is strong, only changes metal level or black shading material layer light cover design, carries out the fretwork design in beating the sign indicating number district, need not to increase the processing procedure.
Drawings
The invention will be further described with reference to the accompanying drawings and examples, in which:
FIG. 1 is a schematic view of the position of a glass code;
fig. 2 is a schematic diagram of a coding device according to an embodiment of the present invention;
fig. 3 is a schematic view of a hollow line according to an embodiment of the invention;
fig. 4 is a schematic view of a hollow line according to another embodiment of the present invention;
fig. 5 is a code diagram of a coding device according to an embodiment of the present invention.
Detailed Description
For a more clear understanding of the technical features, objects and effects of the present invention, embodiments of the present invention will now be described in detail with reference to the accompanying drawings.
Referring to fig. 2, fig. 2 is a schematic view of a code printing device according to an embodiment of the present invention, the code printing device includes one or more hollow areas 1, and each hollow area 1 includes one or more hollow lines 2 and one or more laser lines 3. Each hollow-out area 1 is separated by a dotted line in the figure, and the dotted lines are not visible in actual production or actual products.
Referring to fig. 3, fig. 3 is a schematic view of a hollow line 2 according to an embodiment of the present invention; the hollow line 2 may be a vertical line located in the middle in each hollow area 1.
Referring to fig. 4, fig. 4 is a schematic view of a hollow-out line 2 according to another embodiment of the present invention, and the hollow-out area 1 may also include a combination of a plurality of hollow-out lines 2.
One to a plurality of the hollow lines 2 and/or one to a plurality of the laser drawing lines 3 are combined to form different shapes, thereby representing different information by the different shapes. Referring to fig. 5, fig. 5 is a code pattern of the coding device according to an embodiment of the present invention, and laser symbols and numerical meanings are as shown in fig. 5, and fig. 5 is only an example and is not limited to the following symbol design; the following meanings are not intended to be limiting, and the meanings such as letters may be used. That is, the hollow lines 2 may be designed in the hollow area 1, and may be one or more of horizontal lines, vertical lines, broken lines, single lines, or multiple lines.
Preferably, each hollow line 2 has a plurality of nodes, and one end of each laser drawing line 3 is connected to one of the nodes.
Preferably, each laser drawing line 3 is perpendicular to the hollow line 2 connected with the laser drawing line.
Preferably, the coding device further comprises a metal layer or a black shading material 4, and one or more hollow-out areas 1 are arranged on the metal layer or the black shading material 4.
In this embodiment, the hollow lines 2 are disposed in the ID coding region (i.e., the coding device), and only the mask design of the metal layer or the black light-shielding material 4 is changed without adding a new process.
On the other hand, the present application provides a method for manufacturing a coding device, the method comprising steps S1-S3:
s1, arranging one or more hollow areas 1; wherein, one or more hollow-out areas 1 are arranged on the metal layer or the black shading material 4.
In this embodiment, in the TFT _ LCD (thin film transistor liquid crystal display) process, the mask design (metal layer or black light-shielding material 4) is provided with a strip ID coding region with a hollow line 2, and the TFT _ LCD is manufactured by an exposure and development process.
S2, arranging one or more hollow lines 2 and one or more laser drawing lines 3 in each hollow area 1; step S2 includes steps S21-S22:
s21, fabricating one or more hollow lines 2 by exposure and development; the exposure and development process is conventional and will not be described herein.
S22, setting one or more laser scribes 3 by a laser marking process, wherein the exposure and development process is the prior art and is not described herein again. Step S22 includes step S221:
and S221, each hollow line 2 is provided with a plurality of nodes, and one end of each laser drawing line 3 is connected to one of the nodes.
In this embodiment, a simple laser scribing process 3 is performed on the hollow lines 2 to complete ID encoding.
Preferably, step S22 further includes step S222:
and S222, vertically arranging each laser drawing line 3 and the hollow line 2 connected with the laser drawing line.
S3, setting different information corresponding to different shapes, so as to represent different information through different shapes; wherein, different shapes are formed by combining one to a plurality of hollow lines 2 and/or one to a plurality of laser drawing lines 3.
In this embodiment, the coding symbols and corresponding meanings are set for decoding and reading.
The manufacturing method simplifies the laser coding process, only needs simple drawing, and saves the process time.
In addition, the application also provides a display device which comprises the coding device.
While the present invention has been described with reference to the embodiments shown in the drawings, the present invention is not limited to the embodiments, which are illustrative and not restrictive, and it will be apparent to those skilled in the art that various changes and modifications can be made therein without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (10)
1. The code printing device is characterized by comprising one to more hollow-out areas, wherein each hollow-out area comprises one to more hollow-out lines and one to more laser drawing lines, and the one to more hollow-out lines and/or the one to more laser drawing lines are combined to form different shapes, so that different information can be represented through the different shapes.
2. The marking device according to claim 1, wherein each of said hollow lines has a plurality of nodes, and one end of each of said laser scribe lines is connected to one of said plurality of nodes.
3. A coding device according to claim 2, wherein each laser line is perpendicular to the hollow lines to which it is attached.
4. The coding device according to claim 1, further comprising a metal layer or a black light-shielding material, wherein the metal layer or the black light-shielding material is provided with one or more hollow-out areas.
5. A manufacturing method of a coding device is characterized by comprising the following steps:
arranging one or more hollow-out areas;
arranging one or more hollow lines and one or more laser drawing lines in each hollow area;
setting different information corresponding to different shapes, so that the different information is represented by the different shapes; wherein the different shapes are formed by combining one to more hollow lines and/or one to more laser drawing lines.
6. The method of claim 5, wherein the one or more hollowed-out regions are provided with:
and arranging one or more hollow-out areas on the metal layer or the black shading material.
7. The method of claim 5, wherein said disposing one or more routing lines and one or more laser lines in each of said routing areas comprises:
manufacturing one or more hollow-out lines through an exposure and development process;
and setting one or more laser drawing lines through a laser coding process.
8. The method of claim 7, wherein said providing one or more laser scribes by a laser marking process comprises:
each hollow line is provided with a plurality of nodes, and one end of each laser drawing line is connected to one of the nodes.
9. The marking device according to claim 8, wherein said one or more laser scribes are provided by a laser marking process, further comprising:
and vertically arranging each laser drawing line and the hollow line connected with the laser drawing line.
10. A display device, characterized in that it comprises a coding device according to any one of claims 1 to 4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911118435.5A CN110842375B (en) | 2019-11-15 | 2019-11-15 | Code printing block of display screen, code printing method and display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911118435.5A CN110842375B (en) | 2019-11-15 | 2019-11-15 | Code printing block of display screen, code printing method and display device |
Publications (2)
| Publication Number | Publication Date |
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| CN110842375A true CN110842375A (en) | 2020-02-28 |
| CN110842375B CN110842375B (en) | 2022-03-08 |
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| CN201911118435.5A Active CN110842375B (en) | 2019-11-15 | 2019-11-15 | Code printing block of display screen, code printing method and display device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111323978A (en) * | 2020-04-08 | 2020-06-23 | Tcl华星光电技术有限公司 | Pixel unit, array substrate and display panel |
| CN114872452A (en) * | 2022-05-25 | 2022-08-09 | Tcl华星光电技术有限公司 | Code printing method and code printing device |
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| Publication number | Publication date |
|---|---|
| CN110842375B (en) | 2022-03-08 |
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