CN208207433U - A kind of display screen optical detection apparatus - Google Patents
A kind of display screen optical detection apparatus Download PDFInfo
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- CN208207433U CN208207433U CN201820771628.5U CN201820771628U CN208207433U CN 208207433 U CN208207433 U CN 208207433U CN 201820771628 U CN201820771628 U CN 201820771628U CN 208207433 U CN208207433 U CN 208207433U
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- display screen
- card slot
- driving
- detection apparatus
- optical detection
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Abstract
The utility model discloses a kind of display screen optical detection apparatus, including base, the cantilever probe mould group and detection system that are set on base.The card slot that display screen to be detected is put for card is offered on base；Card slot is up and down to expose the display area of display screen；Cantilever probe mould group can electrically conduct with the display screen being located in card slot to light display screen；Detection system include be set to laser head below card slot, the glasses for infrared use that are set to above card slot and imaging device and image processing and analyzing unit, the laser irradiation that laser head issues is located at the display screen in card slot, through display screen light penetrate glasses for infrared use after, the imaging of imaged device；Image processing and analyzing unit receives the image of imaging device transmission, processing and analyzes and determines whether the hot spot uniformity in image is qualified.The display screen optical detection apparatus can be realized the quick detection of display screen, and structure is simple, reliable test result.
Description
Technical field
The utility model relates to display screen detection technique field more particularly to a kind of display screen optical detection apparatus.
Background technique
With the development of science and technology, life is more and more progressive, in addition the arrival of digital times, has pushed high-tech industry fluffy
The exhibition of breaking out, about in terms of liquid crystal display industry size and international big inter-plant keen competition be growing, liquid crystal display because
For with many merits such as high image quality, small in size, light-weight, low driving voltage and low consumpting powers.Therefore, it is widely used in
Personal digital assistant (PDA), mobile phone, shot with video-corder, notebook computers, desktop displays, vehicle display and
On the communication of the consumer such as projection TV or electronic product.
During display screen is manufactured, to guarantee product quality, it usually needs detected to display screen, wherein relating to
And the uniformity of the radium-shine hot spot of display screen is detected.It is general by manually lighting display screen when detection, then pass through eye recognition
Judgement.But visual inspection is easy to appear the case where missing inspection, erroneous detection, testing result reliability is low, and detection efficiency is low.
Utility model content
The purpose of this utility model is that proposing a kind of display screen optical detection apparatus, the quick inspection of display screen can be realized
It surveys, structure is simple, reliable test result.
For this purpose, the utility model uses following technical scheme:
A kind of display screen optical detection apparatus, comprising:
Base offers the card slot that display screen to be detected is put for card on the base；The card slot up and down with
Expose the display area of the display screen；
The cantilever probe mould group being set on the base, the cantilever probe mould group can be located at the card slot in
The display screen electrically conducts to light the display screen；And
Detection system, the detection system include being set to the laser head below the card slot, being set on the card slot
The glasses for infrared use and imaging device and image processing and analyzing unit of side, the laser irradiation that the laser head issues are located at institute
State the display screen in card slot, through the display screen light penetrate the glasses for infrared use after, through the imaging fill
It is set to picture；Described image processing and analysis unit receives the image of imaging device transmission, processing and analyzes and determines described image
In hot spot uniformity it is whether qualified.
Further, the cantilever probe mould group includes two common courts of cantilever probe of two cantilever probes and driving
To or far from the mobile first driving device of the card slot.
Further, the first driving device includes the first gas for driving two cantilever probes to go up and down jointly
The second cylinder that cylinder, the connecting plate connecting with the fixing end of first cylinder and the driving connecting plate move horizontally.
Further, the detection system further includes the fixed block and the driving fixed block for fixing the laser head
The second driving device for going up and down and moving horizontally.
Further, second driving device includes:
Drive the lifting sliding table of the fixed block lifting；
It is set in the lifting sliding table and guides the mobile guide rod of the fixed block；There is label on the guide rod；
And
The translational slide for driving the lifting sliding table to move horizontally.
Further, it is provided on the base for pressing the display screen to be detected in the pressure in the card slot
Plate；The pressing plate offers the through-hole of the display area for exposing the display screen.
Further, the base is connected with the third gas for driving the pressing plate mobile towards or away from the card slot
Cylinder.
Further, the display screen optical detection apparatus further includes the third driving dress for driving the base to move horizontally
It sets.
Further, the imaging device is that light beam throws face video camera.
The utility model has the following beneficial effects: lighting display screen to be detected by cantilever probe mould group, laser head is according to aobvious
Display screen, through display screen light penetrate glasses for infrared use after, the imaging of imaged device is connect by image processing and analyzing unit
Image information is received, handles and analyze, to judge whether hot spot uniformity is qualified, and structure is simple, detection efficiency is high, and testing result can
It leans on.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of display screen optical detection apparatus provided by the utility model；
Fig. 2 is the enlarged diagram in Fig. 1 at I；
Fig. 3 is the structural schematic diagram of another angle of display screen optical detection apparatus provided by the utility model.
In figure: base 10；Carry seat 20；Cantilever probe mould group 30；Cantilever probe 31；Probe fixed plate 32；First cylinder 33；
Connecting plate 34；Second cylinder 35；Laser head 40；Fixed block 41；Lifting sliding table 51；Translational slide 52；Guide rod 53；Display screen 60.
Specific embodiment
Further illustrate the technical solution of the utility model below with reference to the accompanying drawings and specific embodiments.
As shown in Figures 1 to 3, a kind of display screen optical detection apparatus is visited including base 10, the cantilever being set on base 10
Needle mould group 30 and detection system.Wherein, it is connected on base 10 and carries seat 20, carried to offer on seat 20 and put to be detected show for blocking
The card slot of display screen 60；Card slot is up and down to expose the display area of display screen 60.Cantilever probe mould group 30 can block with being located at
Display screen 60 in slot electrically conducts to light display screen 60.Detection system includes being set to laser head 40 below card slot, setting
The glasses for infrared use and imaging device and image processing and analyzing unit being placed in above card slot.
When detection, the card of display screen 60 is placed in card slot, and cantilever probe mould group 30 is abutted with display screen 60 electrically to be led with realizing
Logical, the laser irradiation that laser head 40 issues is located at the display screen 60 in card slot, penetrates infrared optics through the light of display screen 60
After glass, imaged device imaging；Image processing and analyzing unit receives the image of imaging device transmission, processing and analyzes and determines figure
Whether the hot spot uniformity as in is qualified, and structure is simple, and detection efficiency is high, and testing result is reliable.
Specifically, electrically conducting to realize with display screen, to light display screen, cantilever probe mould group 30 includes two and hangs
Two cantilever probes 31 of arm probe 31 and driving collectively face towards or the first driving device mobile far from card slot.Wherein, two hang
Arm probe 31 is connected in probe fixed plate 32；First driving device includes the first gas for driving probe fixed plate 32 to go up and down
The second cylinder 35 that cylinder 33, the connecting plate 34 connecting with the fixing end of the first cylinder 33 and drive connection plate 34 move horizontally.
Comprehensive test and test under the conditions of different radium-shine height are carried out to display screen to realize, the detection system is also
Including the fixed block 41 for fixing laser head 40 and the second driving device for driving the lifting of fixed block 41 and moving horizontally.Its
In, the second driving device includes the lifting sliding table 51 for driving fixed block 41 to go up and down, is set in lifting sliding table 51 and guides fixation
The translational slide 52 that the mobile guide rod 53 of block 41 and driving lifting sliding table 51 move horizontally.There is label on guide rod 53, so as to
The height of laser head 40 is precisely adjusted in operator.Wherein, lifting sliding table 51 and translational slide 52 are the prior art, herein
Its specific structure is no longer described in detail.
Display screen occurs mobile and influences test result when to avoid test, is provided on base 10 to be checked for pressing
The display screen 60 of survey is in the pressing plate in card slot；The pressing plate offers the through-hole of the display area for exposing display screen 60, so that
The light for penetrating display screen is incident upon on glasses for infrared use.
To realize the automatic pressure holding to display screen, base 10 is connected with the driving pressing plate third mobile towards or away from card slot
Cylinder.
When test, it usually needs carried out in the environment of relative closure, to avoid the influence of ambient.However, surveying
It tries to pick and place display screen inconvenience at position, the third driving device for driving base 10 to move horizontally can be added.The third is driven
Dynamic device can be cylinder or screw body, and the bottom surface connection of base 10 slidably connects two guide rails 11.In this way, in upper and lower material position
It sets place and picks and places display screen, it is easy to operate.
In the display screen optical detection apparatus, imaging device is preferably that light beam throws face video camera, image processing and analyzing unit
For a kind of software dedicated for handling and analyzing hot spot uniformity in image, detection accuracy is high, as a result reliably.
Technical principle of the utility model has been described above with reference to specific embodiments.These descriptions are intended merely to explain this reality
With novel principle, and it cannot be construed to the limitation to scope of protection of the utility model in any way.Based on the explanation herein,
Those skilled in the art, which does not need to pay for creative labor, can associate with other specific implementation modes of this utility model,
These modes are fallen within the protection scope of the utility model.
Claims (9)
1. a kind of display screen optical detection apparatus characterized by comprising
Base (10) offers on the base (10) for blocking the card slot for putting display screen to be detected (60)；On the card slot
It is lower to penetrate through to expose the display area of the display screen (60)；
The cantilever probe mould group (30) being set on the base (10), the cantilever probe mould group (30) can be located at it is described
The display screen (60) in card slot electrically conducts to light the display screen (60)；And
Detection system, the detection system include being set to the laser head below the card slot (40), being set on the card slot
The glasses for infrared use and imaging device and image processing and analyzing unit of side, the laser irradiation position that the laser head (40) issues
In the display screen (60) in the card slot, through the display screen (60) light penetrate the glasses for infrared use after,
It is imaged through the imaging device；Described image processing and analysis unit receives the image of imaging device transmission, processing and analyzes
Judge whether the hot spot uniformity in described image is qualified.
2. display screen optical detection apparatus according to claim 1, which is characterized in that cantilever probe mould group (30) packet
Include two cantilever probes (31) of two cantilever probes (31) and driving collectively face towards or move far from the card slot first
Driving device.
3. display screen optical detection apparatus according to claim 2, which is characterized in that the first driving device includes driving
The first cylinder (33) that dynamic two cantilever probes (31) go up and down jointly is connect with the fixing end of first cylinder (33)
The second cylinder (35) that connecting plate (34) and the driving connecting plate (34) move horizontally.
4. display screen optical detection apparatus according to claim 1, which is characterized in that the detection system further includes being used for
The fixed block (41) of the fixed laser head (40) and driving fixed block (41) lifting and the second driving dress moved horizontally
It sets.
5. display screen optical detection apparatus according to claim 4, which is characterized in that second driving device includes:
The lifting sliding table (51) for driving the fixed block (41) to go up and down；
It is set on the lifting sliding table (51) and guides the fixed block (41) mobile guide rod (53)；On the guide rod (53)
It is marked with scale；And
The translational slide (52) for driving the lifting sliding table (51) to move horizontally.
6. display screen optical detection apparatus according to claim 1, which is characterized in that be arranged on the base (10) useful
In the pressure holding display screen (60) to be detected in the pressing plate in the card slot；The pressing plate is offered for exposing the display
Shield the through-hole of the display area of (60).
7. display screen optical detection apparatus according to claim 6, which is characterized in that the base (10) is connected with driving
The pressing plate third cylinder mobile towards or away from the card slot.
8. display screen optical detection apparatus according to claim 1, which is characterized in that the display screen optical detection apparatus
It further include the third driving device for driving the base (10) to move horizontally.
9. display screen optical detection apparatus according to claim 1, which is characterized in that the imaging device is that light beam throws face
Video camera.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820771628.5U CN208207433U (en) | 2018-05-23 | 2018-05-23 | A kind of display screen optical detection apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820771628.5U CN208207433U (en) | 2018-05-23 | 2018-05-23 | A kind of display screen optical detection apparatus |
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| Publication Number | Publication Date |
|---|---|
| CN208207433U true CN208207433U (en) | 2018-12-07 |
Family
ID=64518396
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820771628.5U Active CN208207433U (en) | 2018-05-23 | 2018-05-23 | A kind of display screen optical detection apparatus |
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| CN (1) | CN208207433U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108490661A (en) * | 2018-05-23 | 2018-09-04 | 昆山龙雨智能科技有限公司 | A kind of display screen optical detection apparatus |
| CN111337775A (en) * | 2020-03-19 | 2020-06-26 | Oppo广东移动通信有限公司 | Display screen assembly testing device and display screen assembly testing device system |
-
2018
- 2018-05-23 CN CN201820771628.5U patent/CN208207433U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108490661A (en) * | 2018-05-23 | 2018-09-04 | 昆山龙雨智能科技有限公司 | A kind of display screen optical detection apparatus |
| CN108490661B (en) * | 2018-05-23 | 2024-01-23 | 昆山龙雨智能科技有限公司 | Display screen optical detection device |
| CN111337775A (en) * | 2020-03-19 | 2020-06-26 | Oppo广东移动通信有限公司 | Display screen assembly testing device and display screen assembly testing device system |
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