CN203688933U - Display panel detecting device and detecting equipment - Google Patents
Display panel detecting device and detecting equipment Download PDFInfo
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- CN203688933U CN203688933U CN201320687856.1U CN201320687856U CN203688933U CN 203688933 U CN203688933 U CN 203688933U CN 201320687856 U CN201320687856 U CN 201320687856U CN 203688933 U CN203688933 U CN 203688933U
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Abstract
The embodiment of the utility model discloses a display panel detecting device and detecting equipment and relates to the technical field of non-contact detection. The display panel detecting device comprises a detecting device body and a detecting sensor, wherein the detecting sensor is arranged on the side, close to a display panel to be detected, of the detecting device body; a distance detecting unit used for detecting the distance between the detecting sensor and the display panel to be detected is arranged on the side, close to the display panel to be detected, of the detecting sensor; an adjusting unit used for adjusting the distance between the detecting sensor and the display panel to be detected is arranged between the detecting sensor and the detecting device body. By the display panel detecting device with the structure and the detecting equipment, the distance between the detecting sensor and the display panel is not required to be manually adjusted, and the detecting sensor is prevented from being contacted with the display panel.
Description
Technical field
The utility model relates to non-contact detecting technical field, relates in particular to a kind of display panel testing and checkout equipment.
Background technology
TFT-LCD(Thin Film Transistor-Liquid Crystal Display, Thin Film Transistor (TFT) liquid crystal display) because of its advantage such as low-power consumption and high-contrast having, become gradually the demonstration product of main flow.In order to ensure the quality of display panels, at display panels encapsulation before sales, it is carried out to quality testing and also just seem particularly important.
In the characterization processes of existing display panels, conventionally adopt electrical detection equipment to display panels input detection signal to be detected, the displaying principle that shows detecting sensor (Modulator) the simulation TFT-LCD of side surface by being arranged at this display panels is carried out the optical detection of brightness, colourity etc., thereby realizes the quality testing to display panel.Concrete, as shown in Figure 1, detecting sensor 1 is fixed on one conventionally to be had on the pick-up unit (Modulator Mount) 2 of position adjustment function, in the time detecting, display panels (not shown in figure 1) will load test signal, detecting sensor 1 can be by being arranged at towards the distance adjustment pore 11(of display panels one side as shown in Figure 2) to blow and realize the scope that keeps 15-20 μ m with display panel opposing parallel and distance, the displaying principle that detecting sensor 1 is simulated TFT-LCD detects.
The weak point that adopts a kind of like this pick-up unit to detect display panel is, due to detecting sensor and display panel between the two distance be to blow and control by distance adjustment pore, this mode is difficult to ensure that both do not contact.Once both contacts, detecting sensor is not only easy to scratch display panel, the serviceable life that also can reduce detecting sensor simultaneously.On the other hand, in the time that the air blowing of distance adjustment pore can not realize detecting sensor and display panels opposing parallel, need manually to carry out coarse adjustment, the equipment of manually adjusting is not only wasted time and energy, and also will have a strong impact on the rate of transferring of equipment.In addition due to the continuous reduction of display panel thickness, the air-flow that detecting sensor distance adjustment pore sends very easily causes display panel distortion and affects the further detection effect that affects equipment.
Utility model content
Embodiment of the present utility model provides a kind of display panel testing and checkout equipment, can, without the spacing of detecting sensor and display panel is carried out to manual shift, avoid detecting sensor to contact with display panel.
For achieving the above object, embodiment of the present utility model adopts following technical scheme:
The one side of the utility model embodiment, provides a kind of display panel testing, comprises pick-up unit body and is arranged at the detecting sensor of described pick-up unit body near display panel one side to be detected, it is characterized in that,
Described detecting sensor is provided with the range cells for detection of distance between described detecting sensor and described display panel to be detected near described display panel one side to be detected;
Between described detecting sensor and described pick-up unit body, be provided with the regulon for regulating distance between described detecting sensor and described display panel to be detected.
Wherein, described detecting sensor can be rectangle plane shape;
Described range cells further can comprise at least 3 distance measuring sensors of the surrounding that is arranged at described detecting sensor;
According to 3 one-tenth face principles, these at least 3 the determined planes of described distance measuring sensor and described detecting sensor place plane are coplanar.
Further, described regulon comprises multiple adjustment modules, and described in each, the position of adjustment module is all corresponding with the position of a distance measuring sensor.
Wherein, described adjustment module can comprise adjusting motor and motor coupling rod;
Described adjusting motor is arranged on described pick-up unit body;
One end of described motor coupling rod and described distance measuring sensor are fixed, and the other end connects described adjusting motor.
Further, described display panel testing also comprises the control module that is arranged at described pick-up unit body;
Described control module is electrically connected with described range cells and described regulon respectively, for according to regulon described in the distance control between described detecting sensor and described display panel to be detected.
It should be noted that, in the utility model embodiment, described distance measuring sensor comprises optical ranging sensor or acoustic range sensor.
The utility model embodiment on the other hand, provides a kind of display panel checkout equipment, comprising: for holding the worktable of display panel to be detected and as above arbitrary described display panel testing.
Further, described display panel checkout equipment also comprises the support perpendicular to described table plane, and described display panel testing is arranged on described support;
Described display panel testing can move and fix along the length direction of described support.
So a kind of display panel testing and checkout equipment that the utility model embodiment provides, by range cells is set to measure the distance between detecting sensor and display panel to be detected near a side of display panel to be detected in detecting sensor, and automatically regulate the distance between detecting sensor and display panel to be detected by the regulon being arranged between detecting sensor and pick-up unit body, thereby realize the non-contact detecting between detecting sensor and display panel to be detected.So, can be without the spacing of detecting sensor and display panel is carried out to manual shift, effectively avoid detecting sensor to contact with display panel, thereby greatly improved the accuracy of detection of display panel, significantly improved the serviceable life of detecting sensor.
Brief description of the drawings
Fig. 1 is the structural representation of a kind of display panel testing in prior art;
Fig. 2 is the structural representation of detecting sensor and distance adjustment pore in prior art;
The structural representation of a kind of display panel testing that Fig. 3 provides for the utility model embodiment;
The lower surface schematic diagram of a kind of display panel testing that Fig. 4 provides for the utility model embodiment;
The structural representation of another display panel testing that Fig. 5 provides for the utility model embodiment;
The structural representation of a kind of display panel checkout equipment that Fig. 6 provides for the utility model embodiment;
The method flow schematic diagram that Fig. 7 carries out display panel detection for a kind of display panel testing that adopts the utility model embodiment to provide.
Reference numeral:
1-detecting sensor, 2-pick-up unit, 11-distance adjustment pore;
30-pick-up unit body, 31-display panel to be detected, 32-detecting sensor, 33-range cells, 34-regulon, 35-control module;
331-distance measuring sensor, 341-regulates motor, 342-motor coupling rod;
61-worktable, 62-display panel testing, 63-support.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiment.Based on the embodiment in the utility model, the every other embodiment that those of ordinary skill in the art obtain, belongs to the scope that the utility model is protected.
The display panel testing that the utility model embodiment provides, as shown in Figure 3, comprises pick-up unit body 30 and is arranged at the detecting sensor 32 of pick-up unit body 30 near display panel 31 1 sides to be detected.Further, this display panel testing also comprises:
Detecting sensor 32 is provided with the range cells 33 for detection of distance between this detecting sensor 32 and display panel to be detected 31 near display panel 31 1 sides to be detected.
Between detecting sensor 32 and pick-up unit body 30, be provided with the regulon 34 for regulating distance between this detecting sensor 32 and display panel to be detected 31.
So a kind of display panel testing that the utility model embodiment provides, by range cells is set to measure the distance between detecting sensor and display panel to be detected near a side of display panel to be detected in detecting sensor, and automatically regulate the distance between detecting sensor and display panel to be detected by the regulon being arranged between detecting sensor and pick-up unit body, thereby realize the non-contact detecting between detecting sensor and display panel to be detected.So, can be without the spacing of detecting sensor and display panel is carried out to manual shift, effectively avoid detecting sensor to contact with display panel, thereby greatly improved the accuracy of detection of display panel, significantly improved the serviceable life of detecting sensor.
In the process using in reality, carry out the detection of display quality in order to treat better detection display panel 31, detecting sensor 32 can adopt rectangle plane shape structure conventionally, carries out the detection of display quality by the top that detecting sensor 32 is set in parallel in to display panel 31 to be detected.
In the time that detecting sensor 32 adopts rectangle plane shape structure, range cells 33 can comprise at least 3 distance measuring sensors of the surrounding that is arranged at detecting sensor 32.
In detecting sensor 32 as shown in Figure 4, comprise 3 distance measuring sensors 331, wherein, 2 distance measuring sensors 331 are arranged on a side frame of this detecting sensor 32, and 1 331 of distance measuring sensor is arranged on relative opposite side frame.So, utilize become face principle known at 3, these 3 determined planes of distance measuring sensor 331 and detecting sensor 32 place planes are coplanar, thereby can effectively determine the plane at detecting sensor 32 places.
It should be noted that, be more than to comprise taking range cells 33 explanation that 3 distance measuring sensors 331 carry out as example, and the restriction of not the utility model being done.In the time that range cells 33 comprises more than 3 distance measuring sensors, these distance measuring sensors should be common relation of plane, thereby like this can by multiple distance measuring sensors and detecting sensor 32 place planes are coplanar whether further determine between detecting sensor 32 place planes and display panel to be detected 31 opposing parallel and keep presetting spacing.Especially, when determining when display panel 31 horizontal positioned to be detected, can adopt that the mode that level meter is set in detecting sensor 32 measures whether level of detecting sensor 32, thereby guarantee detecting sensor 32 and display panel 31 opposing parallel to be detected.
In the utility model embodiment, distance measuring sensor 331 can comprise multiple known distance measuring sensor, for example, distance measuring sensor 331 can be the various optical ranging sensors including infrared distance sensor or laser range sensor etc., or distance measuring sensor 331 can also be the various acoustic range sensors including ultrasonic range finder sensor.The utility model does not limit this.
When distance measuring sensor 331 detects distance between point and display panel to be detected 31 different in detecting sensor 32 and when unequal, can be by the specific point of this detecting sensor 32 being carried out to distance adjustment to guarantee each measured point and equate with the distance between display panel to be detected 31 and all in preset range.In the utility model embodiment, between display panel 31 to be detected and detecting sensor 32, the preset range of distance can be artificially selected according to actual measurement situation, as 15-20 μ m.
Concrete, as shown in Figure 5, regulon 34 can comprise multiple adjustment modules, and the position of each adjustment module is all not shown with a distance measuring sensor 331(Fig. 5) position corresponding.
Wherein, adjustment module can comprise adjusting motor 341 and motor coupling rod 342.This adjusting motor 341 can be arranged on pick-up unit body 30.One end of motor coupling rod 342 and distance measuring sensor 331 are fixing, and the other end connects adjusting motor 341.
In the process of practical application, motor coupling rod 342 can be vertical with detecting sensor 32 place planes.Wherein, regulate motor 341 and motor coupling rod 342 can adopt various existing functional devices, for example, regulating motor 341 can be motor or stepper motor, and motor coupling rod 342 can adopt leading screw etc., and the utility model does not limit this.In the time regulating motor 341 to work, motor coupling rod 342 can carry out length variations along its length, so, relative pick-up unit body 30 distances of detecting sensor 32 also just will change, in the time that pick-up unit body 30 is fixed on the top of display panel 31 to be detected, by regulating the distance of detecting sensor 32 and pick-up unit body 20 can realize the adjusting of relative distance between detecting sensor 32 and display panel to be detected 31.
Adopt so a kind of distance adjusting means, and realize compared with distance adjustment by regulating pore to blow in prior art, can effectively avoid due to the display panel distortion that regulates air-flow to cause, thereby further improve the detection effect for display device.
Further, as shown in Figure 5, display panel testing can also comprise the control module 35 that is arranged at pick-up unit body 30.
Wherein, control module 35 can be electrically connected with range cells 33 and regulon 34 respectively, for according to the distance regulating and controlling unit 35 between detecting sensor 32 and display panel to be detected 31.
Concrete, in the process of display panel testing work, the distance parameter between the detecting sensor detecting 32 and display panel to be detected 31 is inputed to this control module 35 by range cells 33, control module 35 is carried out computing to the distance parameter of input, regulates accordingly according to result of calculation regulating and controlling unit 34.If when control module 35 finds that this distance is not in default scope, for example, the preset range 15-20 μ m of selected distance, if the distance between detecting sensor 32 and display panel to be detected 31 is 12 μ m, control module 35 can be to regulon 34 transmitted signals, regulating and controlling unit 34 forwards are opened, so that the distance between detecting sensor 32 and display panel to be detected 31 is increased; If the distance between detecting sensor 32 and display panel to be detected 31 is 22 μ m, control module 35 can be to regulon 34 transmitted signals, regulating and controlling unit 34 is oppositely opened, so that the distance between detecting sensor 32 and display panel to be detected 31 is reduced.
The display panel testing that the utility model embodiment provides can be without the spacing of detecting sensor and display panel is carried out to manual shift, effectively avoid detecting sensor to contact with display panel, thereby greatly improve the accuracy of detection of display panel, significantly improved the serviceable life of detecting sensor.
The utility model embodiment also provides a kind of display panel checkout equipment, as shown in Figure 6, comprising: for holding worktable 61 and the display panel testing as above 62 of display panel to be detected.
Wherein, the detailed structure of display panel testing 62 has been done detailed description in the aforementioned embodiment, therefore repeat no more herein.
Such one and checkout equipment that the utility model embodiment provides, comprise display panel testing, by range cells is set to measure the distance between detecting sensor and display panel to be detected near a side of display panel to be detected in detecting sensor, and automatically regulate the distance between detecting sensor and display panel to be detected by the regulon being arranged between detecting sensor and pick-up unit body, thereby realize the non-contact detecting between detecting sensor and display panel to be detected.So, can be without the spacing of detecting sensor and display panel is carried out to manual shift, effectively avoid detecting sensor to contact with display panel, thereby greatly improved the accuracy of detection of display panel, significantly improved the serviceable life of detecting sensor.
Further, as shown in Figure 6, display panel checkout equipment can also comprise the support 63 perpendicular to worktable 61 planes, and display panel testing 62 can be arranged on this support 63.Wherein, display panel testing 62 can move and fix along the length direction of support 63.
So, the coarse adjustment of distance between display panel testing 62 and worktable 61 can be carried out by manually moving up and down display panel testing 62, thereby the speed of display panel testing 62 position adjustments can be accelerated; Display panel testing 62 moving up and down also can adapt to the detection of various gauges display panel to be detected, has greatly improved the versatility of checkout equipment.
Adopting a kind of like this display panel checkout equipment of structure to carry out the concrete steps of display panel quality testing can be as shown in Figure 7.
Start display panel checkout equipment, TFT substrate to be detected is placed on the worktable of display panel checkout equipment.
Display panel testing is dropped to the certain altitude place of TFT substrate to be detected top along support, to make detecting sensor to carry out optical detection and detecting sensor does not contact with TFT substrate to be detected to TFT substrate to be detected.
With reference to detecting sensor as shown in Figure 4,3 distance measuring sensors that are arranged at this detecting sensor surrounding start to measure the distance between detecting sensor and TFT substrate to be detected, and the distance measuring is separately sent to control module.
In the time that control module receives the range data that 3 distance measuring sensors send, judge that whether the measured range data of 3 distance measuring sensors are equal and all in 15-20 μ m interval range.If the measured range data of 3 distance measuring sensors equates and all in 15-20 μ m interval range, finish to regulate, start detection sensor starts TFT substrate to be detected to carry out the detection of display quality; If the measured range data of 3 distance measuring sensors is unequal or have the distance of a point at least not in 15-20 μ m interval range, control module starts the regulon corresponding with distance measuring sensor, to make the measured range data of 3 distance measuring sensors equal and all in 15-20 μ m interval range.
Adopt so a kind of distance adjusting means, and realize compared with distance adjustment by regulating pore to blow in prior art, can effectively avoid due to the display panel distortion that regulates air-flow to cause, thereby further improve the detection effect for display device.
The display panel testing that the utility model embodiment provides can be without the spacing of detecting sensor and display panel is carried out to manual shift, effectively avoid detecting sensor to contact with display panel, thereby greatly improve the accuracy of detection of display panel, significantly improved the serviceable life of detecting sensor.
One of ordinary skill in the art will appreciate that: all or part of step that realizes said method embodiment can complete by the relevant hardware of programmed instruction, aforesaid program can be stored in a computer read/write memory medium, this program, in the time carrying out, is carried out the step that comprises said method embodiment; And aforesaid storage medium comprises: various media that can be program code stored such as ROM, RAM, magnetic disc or CDs.
The above; it is only embodiment of the present utility model; but protection domain of the present utility model is not limited to this; any be familiar with those skilled in the art the utility model disclose technical scope in; can expect easily changing or replacing, within all should being encompassed in protection domain of the present utility model.Therefore, protection domain of the present utility model should described be as the criterion with the protection domain of claim.
Claims (7)
1. a display panel testing, comprises pick-up unit body and is arranged at the detecting sensor of described pick-up unit body near display panel one side to be detected, it is characterized in that,
Described detecting sensor is provided with the range cells for detection of distance between described detecting sensor and described display panel to be detected near described display panel one side to be detected;
Between described detecting sensor and described pick-up unit body, be provided with the regulon for regulating distance between described detecting sensor and described display panel to be detected;
Described display panel testing also comprises the control module that is arranged at described pick-up unit body;
Described control module is electrically connected with described range cells and described regulon respectively, for according to regulon described in the distance control between described detecting sensor and described display panel to be detected.
2. display panel testing according to claim 1, is characterized in that, described detecting sensor is rectangle plane shape;
Described range cells comprises at least 3 distance measuring sensors of the surrounding that is arranged at described detecting sensor;
At least 3 determined planes of described distance measuring sensor and described detecting sensor place plane are coplanar.
3. display panel testing according to claim 2, is characterized in that, described regulon comprises multiple adjustment modules, and described in each, the position of adjustment module is all corresponding with the position of a distance measuring sensor.
4. display panel testing according to claim 3, is characterized in that, described adjustment module comprises adjusting motor and motor coupling rod;
Described adjusting motor is arranged on described pick-up unit body;
One end of described motor coupling rod and described distance measuring sensor are fixed, and the other end connects described adjusting motor.
5. according to the arbitrary described display panel testing of claim 2-4, it is characterized in that, described distance measuring sensor comprises optical ranging sensor or acoustic range sensor.
6. a display panel checkout equipment, is characterized in that, comprising: for hold the worktable of display panel to be detected and as arbitrary in claim 1-5 as described in display panel testing.
7. display panel checkout equipment according to claim 6, is characterized in that, described display panel checkout equipment also comprises the support perpendicular to described table plane, and described display panel testing is arranged on described support;
Described display panel testing can move and fix along the length direction of described support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320687856.1U CN203688933U (en) | 2013-11-04 | 2013-11-04 | Display panel detecting device and detecting equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320687856.1U CN203688933U (en) | 2013-11-04 | 2013-11-04 | Display panel detecting device and detecting equipment |
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| CN203688933U true CN203688933U (en) | 2014-07-02 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106093743A (en) * | 2016-06-17 | 2016-11-09 | 京东方科技集团股份有限公司 | Lowering or hoisting gear and thin film transistor (TFT) array detection equipment |
| CN106226931A (en) * | 2016-09-30 | 2016-12-14 | 张家港康得新光电材料有限公司 | Adjusting means is applied with it |
| CN107132233A (en) * | 2017-05-25 | 2017-09-05 | 京东方科技集团股份有限公司 | The checking method and system of bad coordinate position in display panel |
| CN108375608A (en) * | 2018-03-12 | 2018-08-07 | 昆山国显光电有限公司 | Substrate detection apparatus |
| CN111576803A (en) * | 2020-04-26 | 2020-08-25 | 哈尔滨工业大学(深圳)(哈尔滨工业大学深圳科技创新研究院) | Wall surface construction robot and wall surface robot control method |
| CN115951511A (en) * | 2023-03-03 | 2023-04-11 | 徐州荣欣网络科技有限公司 | Liquid crystal display manufacturing test analysis system |
-
2013
- 2013-11-04 CN CN201320687856.1U patent/CN203688933U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106093743A (en) * | 2016-06-17 | 2016-11-09 | 京东方科技集团股份有限公司 | Lowering or hoisting gear and thin film transistor (TFT) array detection equipment |
| CN106093743B (en) * | 2016-06-17 | 2020-07-17 | 京东方科技集团股份有限公司 | Lifting device and thin film transistor array detection equipment |
| CN106226931A (en) * | 2016-09-30 | 2016-12-14 | 张家港康得新光电材料有限公司 | Adjusting means is applied with it |
| CN107132233A (en) * | 2017-05-25 | 2017-09-05 | 京东方科技集团股份有限公司 | The checking method and system of bad coordinate position in display panel |
| CN107132233B (en) * | 2017-05-25 | 2020-06-12 | 京东方科技集团股份有限公司 | Method and system for verifying bad coordinate position in display panel |
| CN108375608A (en) * | 2018-03-12 | 2018-08-07 | 昆山国显光电有限公司 | Substrate detection apparatus |
| CN111576803A (en) * | 2020-04-26 | 2020-08-25 | 哈尔滨工业大学(深圳)(哈尔滨工业大学深圳科技创新研究院) | Wall surface construction robot and wall surface robot control method |
| CN115951511A (en) * | 2023-03-03 | 2023-04-11 | 徐州荣欣网络科技有限公司 | Liquid crystal display manufacturing test analysis system |
| CN115951511B (en) * | 2023-03-03 | 2023-06-20 | 徐州荣欣网络科技有限公司 | Liquid crystal display manufacturing test analysis system |
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