CN220751556U - Backlight adjusting device for automatic optical detection - Google Patents
Backlight adjusting device for automatic optical detection Download PDFInfo
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- CN220751556U CN220751556U CN202321816959.3U CN202321816959U CN220751556U CN 220751556 U CN220751556 U CN 220751556U CN 202321816959 U CN202321816959 U CN 202321816959U CN 220751556 U CN220751556 U CN 220751556U
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- 230000003287 optical effect Effects 0.000 title claims abstract description 26
- 238000001514 detection method Methods 0.000 title claims abstract description 19
- 239000000758 substrate Substances 0.000 claims abstract description 16
- 230000007246 mechanism Effects 0.000 claims abstract description 15
- 230000005540 biological transmission Effects 0.000 claims abstract description 4
- 238000007689 inspection Methods 0.000 claims description 9
- 238000012360 testing method Methods 0.000 abstract description 8
- 230000008859 change Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000002390 adhesive tape Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000013522 software testing Methods 0.000 description 1
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Abstract
The application relates to the technical field of display screen detection, in particular to a backlight adjusting device for automatic optical detection. The backlight adjusting device for automatic optical detection comprises a substrate, backlight and a plurality of light shielding plates are arranged on the substrate, the light shielding plates are connected with a sliding mechanism, and the light shielding plates move through the sliding mechanism to form a light transmission area matched with the size and the shape of a display screen to be detected above the substrate. The application is used for automatic optical detection's adjusting device in a poor light, need not frequently change anchor clamps any more, can form through mobilizable light screen with await measuring display screen size shape assorted printing opacity district, and then can be fast convenient adjustment be shaded and test, improved test efficiency.
Description
Technical Field
The application relates to the technical field of display screen detection, in particular to a backlight adjusting device for automatic optical detection.
Background
Along with the improvement of living standard, the use of display screens is also increasing, and the display screens are widely used for playing advertisement, propaganda video and other contents. In order to ensure that the display function of the display screen delivered from the factory is not obstructed, automatic Optical Inspection (AOI) needs to be performed on the display screen before delivery from the factory, in the prior art, when the AOI is performed on the display screen, the size of the backlight is usually adjusted by using a shading step or a clamp replacing mode according to the model and the size of the display screen, so that the backlight and the display screen are matched for testing. According to the mode, the clamp or the shading adhesive tape is required to be frequently replaced according to different screen sizes, so that the testing efficiency is low, the testing cost is high, and the clamp is likely to be replaced to damage the backlight, so that the AOI testing effect is affected.
Disclosure of Invention
In order to solve the defects existing in the prior art, the purpose of the application is to provide a backlight adjusting device for automatic optical detection, and solve the problem that in the prior art, the adjustment difficulty and the efficiency are low when the backlight is adjusted to be suitable for a display screen.
In order to achieve the above-mentioned purpose, the application provides a backlight adjusting device for automatic optical detection, which comprises a substrate, be provided with backlight and a plurality of light screen on the base plate, the light screen is connected with slide mechanism, a plurality of light screen remove through slide mechanism in order to be in the top of base plate forms with await measuring display screen size shape assorted light-transmitting zone.
Further, the sliding mechanism comprises a sliding rail, a sliding block is connected to the sliding rail in a sliding mode, and the sliding block is connected with the light shielding plate.
Further, the two slide rails are in a group, two ends of the light shielding plate are detachably connected with the sliding blocks on the two slide rails respectively, and the two slide rails extend towards the moving direction of the light shielding plate.
Further, the sliding mechanism further includes:
and the sliding block fixing piece is used for fixing the sliding block.
Further, the slider fixing member includes:
the first plate is fixedly connected with the sliding block;
the second board is connected with the first board and extends towards the direction of the sliding rail, a through groove with the same extending direction as the second board is arranged on the second board, a fastening screw is arranged in the through groove, and a threaded hole matched with the fastening screw is arranged below the through groove on the substrate.
Further, the substrate is further provided with:
and the dimension measuring piece is used for measuring the moving distance of the light shielding plate.
Further, the dimension measuring member comprises a plurality of graduated scales arranged on the base plate.
Further, the display screen to be measured is rectangular, two groups of sliding rails are arranged in a group, the extending directions of the two groups of sliding rails are perpendicular, and two light shielding plates are arranged on each group of sliding rails.
Further, the graduated scale is provided with two, is parallel to two sets of slide rails respectively.
The backlight adjusting device for automatic optical detection has the following beneficial effects:
the application is used for automatic optical detection's adjusting device that is shaded need not change anchor clamps frequently any more during the use, only need through mobilizable light screen can form with the display screen size shape assorted printing opacity district that awaits measuring, and then can test by quick convenient adjustment backlight when carrying out the display screen AOI test, has improved efficiency of software testing, and can not cause the damage to being shaded.
Additional features and advantages of the application will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the application.
Drawings
The accompanying drawings are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate and explain the application and do not limit it. In the drawings:
fig. 1 is a schematic structural diagram of a backlight adjusting device for automatic optical detection according to embodiment 1 of the present application;
FIG. 2 is another schematic diagram of a backlight adjusting device for automatic optical inspection according to embodiment 1 of the present application;
fig. 3 is a schematic structural view of a sliding mechanism according to embodiment 1 of the present application;
the drawings illustrate a 1-substrate, a 2-backlight, a 3-slide rail, a 4-slide block, a 5-shading plate, a 6-slide block fixing piece, a 61-first plate, a 62-second plate, a 63-through groove, a 64-fastening screw and a 7-dimension measuring piece.
Detailed Description
Embodiments of the present application will be described in more detail below with reference to the accompanying drawings. While certain embodiments of the present application are shown in the drawings, it is to be understood that the present application may be embodied in various forms and should not be construed as limited to the embodiments set forth herein, but rather are provided to provide a more thorough and complete understanding of the present application. It should be understood that the drawings and examples of the present application are for illustrative purposes only and are not intended to limit the scope of the present application.
It should be understood that the various steps recited in the method embodiments of the present application may be performed in a different order and/or performed in parallel. Furthermore, method embodiments may include additional steps and/or omit performing the illustrated steps. The scope of the present application is not limited in this respect.
The term "including" and variations thereof as used herein are intended to be open-ended, i.e., including, but not limited to. The term "based on" is based at least in part on. The term "one embodiment" means "at least one embodiment"; the term "another embodiment" means "at least one additional embodiment"; the term "some embodiments" means "at least some embodiments. Related definitions of other terms will be given in the description below.
It should be noted that references to "one" or "a plurality" in this application are intended to be illustrative rather than limiting, and those of ordinary skill in the art will appreciate that "one or more" is intended to be interpreted as "one or more" unless the context clearly indicates otherwise. "plurality" is understood to mean two or more.
Hereinafter, embodiments of the present application will be described in detail with reference to the accompanying drawings.
Example 1
An embodiment of the present application provides a backlight adjusting device for automatic optical detection, which overcomes the problem of low adjustment efficiency when adjusting backlight to adapt to a display screen in the prior art.
The backlight adjustment device for automatic optical detection of the present application will be described in detail with reference to fig. 1 to 3 as follows:
a backlight adjusting device for automatic optical detection comprises a substrate 1, wherein a backlight 2 and a plurality of light shielding plates 5 are arranged on the substrate 1, the light shielding plates 5 are connected with a sliding mechanism, and the light shielding plates 5 move through the sliding mechanism to form a light transmission area matched with the size and the shape of a display screen to be detected above the substrate 1.
In this embodiment, the sliding mechanism includes a sliding rail 3, a slider 4 is slidably connected to the sliding rail 3, and the slider 4 is connected to a light shielding plate 5.
In the embodiment, the slide rails 3 are arranged in groups of two, two ends of the light shielding plate 5 are respectively detachably connected with the slide blocks 4 on the two slide rails 3, two slide rails 3 are directed mask 5 is extended in the moving direction of the (c).
In the present embodiment, the slide mechanism further includes: the slider fixing member 6, the slider fixing member 6 is used for fixing the slider 4 so that the slider 4 is not moved when the light shielding plate 5 is moved to a proper position.
In the present embodiment, the slider fixture 6 includes:
a first plate 61 fixedly connected to the slider 4;
a second plate 62 connected to the first plate 61 and extending in the direction of the slide rail 3, a through groove 63 having the same extending direction as the second plate 62 is provided on the second plate 62, the through groove 63 is internally provided with a fastening screw 64, and a threaded hole matched with the fastening screw 64 is arranged below the through groove 63 on the substrate 1.
In the present embodiment, the substrate 1 is further provided with:
the dimensions of the dimension-measuring element 7, the dimension measuring piece 7 is used for measuring the moving distance of the light shielding plate 5 so as to enable the light shielding plate to form a light transmission area matched with the size of the display screen to be measured.
In the present embodiment, the dimension measuring member 7 includes a plurality of scales provided on the base plate 1.
In this embodiment, the display screen to be tested is rectangular, two groups of slide rails 3 are arranged in pairs, the extending directions of the two groups of slide rails 3 are perpendicular, and two light shielding plates 5 are arranged on each group of slide rails 3.
In the present embodiment, two scales are provided on the base plate 1, respectively parallel to the two sets of slide rails 3.
The working principle of the backlight adjusting device for automatic optical detection is as follows:
when the backlight needs to be adjusted to be matched with the display screen to be tested, the light-transmitting areas matched with the display screen to be tested in size are formed by only sliding the light-shielding plates 5, and then the slide block 4 and the light-shielding plates 5 on the slide block are fixed by using the fastening screws 64, so that the matching adjustment of the backlight and the display screen to be tested is completed.
The above description is only illustrative of some of the embodiments of the present application and of the principles of the technology employed. It will be appreciated by persons skilled in the art that the scope of the disclosure referred to in this application is not limited to the specific combinations of features described above, but it is intended to cover other embodiments in which any combination of features described above or equivalents thereof is possible without departing from the spirit of the disclosure. Such as the above-described features and technical features having similar functions (but not limited to) disclosed in the present application are replaced with each other.
Moreover, although operations are depicted in a particular order, this should not be understood as requiring that such operations be performed in the particular order shown or in sequential order. In certain circumstances, multitasking and parallel processing may be advantageous. Likewise, while several specific implementation details are included in the above discussion, these should not be construed as limiting the scope of the present application. Certain features that are described in the context of separate embodiments can also be implemented in combination in a single embodiment. In contrast to this, the various features which are described in the context of a single embodiment may also be implemented in multiple embodiments separately or in any suitable subcombination.
Although the subject matter has been described in language specific to structural features and/or methodological acts, it is to be understood that the subject matter defined in the appended claims is not necessarily limited to the specific features or acts described above. Rather, the specific features and acts described above are example forms of implementing the claims.
Claims (9)
1. A backlight adjusting device for automatic optical detection is characterized by comprising a base plate, wherein the base plate is provided with a backlight and a plurality of light shielding plates, the light shielding plates are connected with a sliding mechanism, the light shielding plates move through the sliding mechanism to form a light transmission area matched with the size and shape of the display screen to be tested above the substrate.
2. The backlight adjustment device for automated optical inspection of claim 1, wherein the sliding mechanism comprises a sliding rail on which a slider is slidably coupled, the slider being coupled to the light shield.
3. The backlight adjusting device for automatic optical detection according to claim 2, wherein the slide rails are arranged in groups of two, two ends of the light shielding plate are detachably connected with the sliding blocks on the two slide rails respectively, and the two slide rails extend towards the moving direction of the light shielding plate.
4. A backlight adjustment device for automated optical inspection according to claim 3, wherein the slide mechanism further comprises:
and the sliding block fixing piece is used for fixing the sliding block.
5. The backlight adjustment device for automated optical inspection of claim 4, wherein the slider fixture comprises:
the first plate is provided with a first opening, fixedly connected with the sliding block;
the second board is connected with the first board and extends towards the direction of the sliding rail, a through groove with the same extending direction as the second board is arranged on the second board, a fastening screw is arranged in the through groove, and a threaded hole matched with the fastening screw is arranged below the through groove on the substrate.
6. The backlight adjustment device for automated optical inspection according to claim 5, wherein the substrate is further provided with:
and the dimension measuring piece is used for measuring the moving distance of the light shielding plate.
7. A backlight adjustment device for automated optical inspection according to claim 6, wherein the dimension measuring members comprise a plurality of scales disposed on the substrate.
8. The backlight adjustment device for automated optical inspection according to claim 7, wherein the display screen to be inspected is rectangular, the sliding rails are arranged in pairs in a group, the extending directions of the two groups of sliding rails are perpendicular, and each group of sliding rails is provided with two light shielding plates.
9. A backlight adjustment device for automated optical inspection according to claim 8, wherein the scale is provided with two, each parallel to two sets of slide rails.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321816959.3U CN220751556U (en) | 2023-07-12 | 2023-07-12 | Backlight adjusting device for automatic optical detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321816959.3U CN220751556U (en) | 2023-07-12 | 2023-07-12 | Backlight adjusting device for automatic optical detection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220751556U true CN220751556U (en) | 2024-04-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321816959.3U Active CN220751556U (en) | 2023-07-12 | 2023-07-12 | Backlight adjusting device for automatic optical detection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220751556U (en) |
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2023
- 2023-07-12 CN CN202321816959.3U patent/CN220751556U/en active Active
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