CN102591044A - TFT (thin film transistor) liquid crystal screen quality detection method - Google Patents
TFT (thin film transistor) liquid crystal screen quality detection method Download PDFInfo
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- CN102591044A CN102591044A CN201210009383XA CN201210009383A CN102591044A CN 102591044 A CN102591044 A CN 102591044A CN 201210009383X A CN201210009383X A CN 201210009383XA CN 201210009383 A CN201210009383 A CN 201210009383A CN 102591044 A CN102591044 A CN 102591044A
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Abstract
The invention discloses a TFT (thin film transistor) liquid crystal screen quality detection method. The method comprises: (A) placing a to-be-detected TFT liquid crystal screen in a first and second liquid crystal screen accommodating part; (B) picking up an image of the TFT liquid crystal screen in the first liquid crystal screen accommodating part by using a camera unit, and comparing the image with a predetermined image; (C) picking up an image of the TFT liquid crystal screen in the second liquid crystal screen accommodating part by using the camera unit, comparing the image with a predetermined image, and substituting the to-be-detected TFT liquid crystal screen for the detected TFT liquid crystal screen in the first liquid crystal screen accommodating part; (D) substituting the to-be-detected TFT liquid crystal screen for the detected TFT liquid crystal screen in the second liquid crystal screen accommodating part; and (E) repeating the steps from (B) to (D). According to the embodiment of the invention, the quality detection method can improve detection efficiency, save labor; improve capacity and lower operation cost.
Description
Technical field
The present invention relates to a kind of quality determining method of TFT liquid crystal display.
Background technology
When the TFT liquid crystal display is detected, the main now manual detection of leaning on, efficient is low, and consistance is poor, and labour intensity is high.
Summary of the invention
The present invention is intended to solve at least one of technical matters that exists in the prior art.
In view of this, the present invention need provide a kind of quality determining method that can improve detection efficiency, saving manual work, lifting production capacity, reduce operating cost TFT liquid crystal display.
Quality determining method according to the TFT liquid crystal display of the embodiment of the invention; Said quality determining method is to adopt the quality detecting system of TFT liquid crystal display to accomplish; The quality detecting system of said TFT liquid crystal display comprises: fixture operation platform unit, and said fixture operation platform unit has: the operator's console body; Be arranged at least one the liquid crystal display accommodation section on the said operator's console body, said liquid crystal display accommodation section can hold said TFT liquid crystal display respectively; And luminescence unit, said luminescence unit is arranged under the said liquid crystal display accommodation section, is used to shine the said TFT liquid crystal display that is contained in the said liquid crystal display accommodation section; And camera support unit; Said camera support unit is provided with the camera unit that said TFT liquid crystal display is made a video recording; Said camera support unit separates with said fixture operation platform unit, and be configured to be suitable for said camera unit relative with said at least one liquid crystal display accommodation section, so that said TFT liquid crystal display is detected; It is characterized in that, may further comprise the steps: A: said TFT liquid crystal display to be detected is placed in the first and second liquid crystal display accommodation sections; B: make camera unit make a video recording to the said TFT liquid crystal display in the said first liquid crystal display accommodation section and image and predetermined image are compared; C: make camera unit make a video recording to the said TFT liquid crystal display in the said second liquid crystal display accommodation section and image and predetermined image are compared, make said TFT liquid crystal display to be detected replace the said TFT liquid crystal display of detection in the said first liquid crystal display accommodation section simultaneously; D: make said TFT liquid crystal display to be detected replace the said TFT liquid crystal display of detection in the said second liquid crystal display accommodation section; E: repeating step B-D.
According to the quality determining method of the embodiment of the invention, the working method that the shooting of liquid crystal display and camera unit is run simultaneously about the employing can improve detection efficiency, saving manual work, lifting production capacity, reduction operating cost.
According to one embodiment of present invention, the quality detecting system of said TFT liquid crystal display further comprises: outer panel beating protective unit, said outer panel beating protective unit is configured to cover discretely said fixture operation platform unit and camera support unit.
According to one embodiment of present invention, flatly be provided with a plurality of said liquid crystal display accommodation sections adjacent one another are on the said operator's console body.
According to one embodiment of present invention, said camera support unit comprises rack body, and said rack body comprises: the vertical beam that is oppositely arranged; Crossbeam, said crossbeam are arranged on the said vertical beam, and wherein said camera unit along said crossbeam level slidably.
Advantageously, according to one embodiment of present invention, said camera unit comprises camera a plurality of and that put, simultaneously said a plurality of said TFT liquid crystal displays are detected.
Advantageously; According to one embodiment of present invention; Said camera support unit further comprises: working position control module, said working position control module control said camera unit along said crossbeam in the horizontal direction, a plurality of working positions on said operator's console body detect.
According to one embodiment of present invention, the bottom of said operator's console body is provided with damping or the weight counterweight greater than 300Kg.
According to one embodiment of present invention, the width of said fixture operation platform unit is less than the distance between the said vertical beam that is oppositely arranged, so that said fixture operation platform unit can be between said vertical beam.
According to one embodiment of present invention, said outer panel beating protective unit comprises: the protection body, and said protection body and said camera support unit separate and cover the both sides and the rear portion of said camera support unit; Worktable is around portion, and said worktable is connected to said protection body and is configured to around portion states the operator's console body around the residence, and said worktable separates with said operator's console body around portion; And top protection portion, said top protection portion from the top of said protection body to the front side that extends below and partly cover said camera support unit.
Additional aspect of the present invention and advantage part in the following description provide, and part will become obviously from the following description, or recognize through practice of the present invention.
Description of drawings
Above-mentioned and/or additional aspect of the present invention and advantage obviously with are easily understood becoming the description of embodiment from combining figs, wherein:
Fig. 1 has shown the schematic flow sheet of the quality determining method of TFT liquid crystal display according to an embodiment of the invention;
Fig. 2 a-2d has shown the quality determining method testing process synoptic diagram of TFT liquid crystal display according to an embodiment of the invention;
Fig. 3 has shown the quality detecting system of the TFT of being used for liquid crystal display according to an embodiment of the invention;
Fig. 4 has shown the structural representation of the fixture operation platform unit of quality detecting system according to an embodiment of the invention;
Fig. 5 has shown the structural representation of the camera support unit of quality detecting system according to an embodiment of the invention; With
Fig. 6 has shown the relative position relation synoptic diagram of fixture operation platform unit and camera support unit.
Embodiment
Describe embodiments of the invention below in detail, the example of said embodiment is shown in the drawings, and wherein identical from start to finish or similar label is represented identical or similar elements or the element with identical or similar functions.Be exemplary through the embodiment that is described with reference to the drawings below, only be used to explain the present invention, and can not be interpreted as limitation of the present invention.
In description of the invention; It will be appreciated that; The orientation of indications such as term " " center ", " vertically ", " laterally ", " on ", D score, " preceding ", " back ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", " outward " or position relation are for based on orientation shown in the drawings or position relation; only be to describe with simplifying for the ease of describing the present invention; rather than the device or the element of indication or hint indication must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as limitation of the present invention.
In addition, term " first ", " second " only are used to describe purpose, and can not be interpreted as indication or hint relative importance.
In description of the invention, need to prove that only if clear and definite regulation and qualification are arranged in addition, term " installation ", " linking to each other ", " connection " should be done broad understanding, for example, can be to be fixedly connected, connect integratedly, also can be to removably connect; Can be mechanical connection or electrical connection, also can be the connection of two element internals; Can be directly to link to each other, also can link to each other indirectly, for those of ordinary skill in the art, can understand the concrete implication of above-mentioned term as the case may be through intermediary.
Referring to accompanying drawing the quality determining method according to the TFT liquid crystal display of the embodiment of the invention is described.
Shown in 1-6, the quality determining method according to the TFT liquid crystal display of the embodiment of the invention may further comprise the steps:
A: said TFT liquid crystal display to be detected is placed in the first and second liquid crystal display accommodation sections;
B: make camera unit make a video recording to the said TFT liquid crystal display in the said first liquid crystal display accommodation section and image and predetermined image are compared;
C: make camera unit make a video recording to the said TFT liquid crystal display in the said second liquid crystal display accommodation section and image and predetermined image are compared, make said TFT liquid crystal display to be detected replace the said TFT liquid crystal display of detection in the said first liquid crystal display accommodation section simultaneously;
D: make said TFT liquid crystal display to be detected replace the said TFT liquid crystal display of detection in the said second liquid crystal display accommodation section;
E: repeating step B-D.
In other words, shown in Fig. 2 a,, for example be four, put into four corresponding liquid crystal display accommodation sections 12 respectively a plurality of TFT liquid crystal displays.
Shown in Fig. 2 b and Fig. 2 c; After two TFT liquid crystal displays detection completion to the left side; Move in the horizontal direction the corresponding position, two TFT liquid crystal display positions with the right side through working position control module control camera unit 21 along crossbeam 222, and two TFT liquid crystal displays on right side are detected.In testing process, can two TFT liquid crystal displays that detect the left side after accomplishing be taken off, and the TFT liquid crystal display to be detected that more renews.
Shown in Fig. 2 d, to two TFT liquid crystal displays on right side detect accomplish after, camera unit 21 is moved to the corresponding position, two TFT liquid crystal display positions with the left side, continue to detect.
Afterwards, repeating above-mentioned operation makes detection continue to carry out.
According to the quality determining method of the embodiment of the invention, the working method that the shooting of liquid crystal display and camera unit is run simultaneously about the employing can improve detection efficiency, saving manual work, lifting production capacity, reduction operating cost.
Need to prove in testing process, can adjust the position of camera unit 21 up and down,, and improve accuracy of detection with convenient the carrying out that detects.
As shown in Figure 3, a kind of quality detecting system that is used for the TFT liquid crystal display according to the embodiment of the invention comprises: fixture operation platform unit 10 and camera support unit 20.
Particularly, fixture operation platform unit 10 has: operator's console body 11, liquid crystal display accommodation section 12 and luminescence unit.
As shown in Figure 4, liquid crystal display accommodation section 12 is arranged on the operator's console body 11 and is at least one.Liquid crystal display accommodation section 12 can hold the TFT liquid crystal display respectively, so that the TFT liquid crystal display that is placed on the liquid crystal display accommodation section 12 is detected.
The luminescence unit (not shown) is arranged under the liquid crystal display accommodation section 12, is used to shine the TFT liquid crystal display that is contained in the liquid crystal display accommodation section 12.
Like Fig. 5, shown in Figure 6; Camera support unit 20 is provided with the camera unit 21 that the TFT liquid crystal display is made a video recording; Camera support unit 20 separates with fixture operation platform unit 10; And be configured to be suitable for camera unit 21 relative with at least one liquid crystal display accommodation section 12, so that the TFT liquid crystal display is detected.
Quality detecting system according to the embodiment of the invention; Camera support unit 20 separates with fixture operation platform unit 10; Avoid when changing the operation of TFT liquid crystal display; The influence of the image acquisition step that the vibrations that produce are proceeded quality detecting system has improved the accuracy in detection of quality detecting system.
Particularly; Quality detecting system according to the embodiment of the invention can be provided with a plurality of liquid crystal displays accommodation section 12; Can be respectively to being placed on a plurality of TFT liquid crystal displays on a plurality of liquid crystal displays accommodation section 12; The vibrations that operation is produced are changed in the operation that detects and change, and ongoing detecting operation is not had influence.Thus, can make quality detecting system be in detected state for a long time, improve the work efficiency of quality detecting system.
As shown in Figure 3, according to one embodiment of present invention, quality detecting system may further include: outer panel beating protective unit 30, outer panel beating protective unit 30 are configured to cover discretely fixture operation platform unit 10 and camera support unit 20.Thus, outer panel beating protective unit can be avoided extraneous light that the luminescence unit (not shown) is produced and disturb the recognition efficiency of raising camera.Can protect the appearance of fixture operation platform unit 10 and camera support unit 20 simultaneously, avoid accidental damage.
Like Fig. 4, shown in Figure 6, according to some embodiments of the present invention, level on the operator's console body 11 is provided with a plurality of liquid crystal display accommodation sections 12 adjacent one another are (referring to Fig. 2).For example be four.Thus, can conveniently hold a plurality of TFT liquid crystal displays, to improve detection efficiency.
Like Fig. 5, shown in Figure 6, according to an example of the present invention, camera support unit 20 comprises rack body 22, and rack body 22 comprises: the vertical beam 221 that is oppositely arranged for example is two.Crossbeam 222, crossbeam 222 are arranged on the vertical beam 221, and wherein camera unit 21 along crossbeam 222 levels slidably.Thus, camera unit 21 can move to diverse location, and is corresponding with different liquid crystal display accommodation sections 12, so that the TFT liquid crystal display on the relevant position is detected.
Further, camera unit 21 comprises camera 211 a plurality of and that put, simultaneously a plurality of TFT liquid crystal displays are detected.For example, camera 211 can be two, and camera unit 21 can detect two TFT liquid crystal displays simultaneously.A plurality of liquid crystal display accommodation sections 12 adjacent one another are.When for example being four, camera unit 21 can with two adjacent liquid crystal display accommodation section 12 correspondences.Thus, at this moment, can carry out loading or unloading operation with accommodation section 12 corresponding TFT liquid crystal displays to other two, and not influence the carrying out of detection.
As shown in Figure 6; According to one embodiment of present invention; Quality detecting system further comprises working position control module (not shown), working position control module control camera unit 21 along said crossbeam 222 in the horizontal direction, a plurality of working positions on the operator's console body detect.Thus, realize the TFT liquid crystal display on the diverse location is detected.
Need to prove; Camera unit 21 slidably can be through being arranged on the working position control module of 20 bottoms, camera support unit along crossbeam 222 levels; For example operate, realize camera unit 21 conversion between different positions through pushes pedals for pedal.
According to a specific embodiment of the present invention, in order to reduce vibrations that the operator's console body produces the testing result of quality detecting system is impacted, damping or the weight counterweight greater than 300Kg can be set in the bottom of operator's console body 11.
As shown in Figure 6, according to an example of the present invention, the width of fixture operation platform unit 10 is less than the distance between the vertical beam that is oppositely arranged 221, so that fixture operation platform unit 10 can be between vertical beam 221.Thus, can make things convenient for 21 pairs of TFT liquid crystal displays of camera unit to detect.
As shown in Figure 3, according to one embodiment of present invention, outer panel beating protective unit 30 comprises: protection body 31, worktable are around portion 32 and top protection portion 33.
Particularly, protection body 31 and camera support unit opened and covered the both sides and the rear portion of camera support unit 20 in 20 minutes.
Worktable is connected to protection body 31 and is configured to center on operator's console body 11 around portion 32, and worktable was opened with the operator's console body around portion 32 in 11 minutes.
In the description of this instructions, the description of reference term " embodiment ", " some embodiment ", " example ", " concrete example " or " some examples " etc. means the concrete characteristic, structure, material or the characteristics that combine this embodiment or example to describe and is contained at least one embodiment of the present invention or the example.In this manual, the schematic statement to above-mentioned term not necessarily refers to identical embodiment or example.And concrete characteristic, structure, material or the characteristics of description can combine with suitable manner in any one or more embodiment or example.
Although illustrated and described embodiments of the invention; Those having ordinary skill in the art will appreciate that: under the situation that does not break away from principle of the present invention and aim, can carry out multiple variation, modification, replacement and modification to these embodiment, scope of the present invention is limited claim and equivalent thereof.
Claims (9)
1. the quality determining method of a TFT liquid crystal display, said quality determining method are to adopt the quality detecting system of TFT liquid crystal display to accomplish, and the quality detecting system of said TFT liquid crystal display comprises:
Fixture operation platform unit, said fixture operation platform unit has: the operator's console body; Be arranged at least one the liquid crystal display accommodation section on the said operator's console body, said liquid crystal display accommodation section can hold said TFT liquid crystal display respectively; And luminescence unit, said luminescence unit is arranged under the said liquid crystal display accommodation section, is used to shine the said TFT liquid crystal display that is contained in the said liquid crystal display accommodation section; And
The camera support unit; Said camera support unit is provided with the camera unit that said TFT liquid crystal display is made a video recording; Said camera support unit separates with said fixture operation platform unit, and be configured to be suitable for said camera unit relative with said at least one liquid crystal display accommodation section, so that said TFT liquid crystal display is detected; It is characterized in that, may further comprise the steps:
A: said TFT liquid crystal display to be detected is placed in the first and second liquid crystal display accommodation sections;
B: make camera unit make a video recording to the said TFT liquid crystal display in the said first liquid crystal display accommodation section and image and predetermined image are compared;
C: make camera unit make a video recording to the said TFT liquid crystal display in the said second liquid crystal display accommodation section and image and predetermined image are compared, make said TFT liquid crystal display to be detected replace the said TFT liquid crystal display of detection in the said first liquid crystal display accommodation section simultaneously;
D: make said TFT liquid crystal display to be detected replace the said TFT liquid crystal display of detection in the said second liquid crystal display accommodation section;
E: repeating step B-D.
2. the quality determining method of TFT liquid crystal display according to claim 1 is characterized in that, the quality detecting system of said TFT liquid crystal display further comprises:
Outer panel beating protective unit, said outer panel beating protective unit is configured to cover discretely said fixture operation platform unit and camera support unit.
3. the quality determining method of TFT liquid crystal display according to claim 1 is characterized in that, flatly is provided with a plurality of said liquid crystal display accommodation sections adjacent one another are on the said operator's console body.
4. the quality determining method of TFT liquid crystal display according to claim 1 is characterized in that, said camera support unit comprises rack body, and said rack body comprises:
The vertical beam that is oppositely arranged;
Crossbeam, said crossbeam is arranged on the said vertical beam, wherein
Said camera unit along said crossbeam level slidably.
5. the quality determining method of TFT liquid crystal display according to claim 4 is characterized in that, said camera unit comprises camera a plurality of and that put, simultaneously said a plurality of said TFT liquid crystal displays are detected.
6. the quality determining method of TFT liquid crystal display according to claim 4; It is characterized in that; Said camera support unit further comprises: working position control module, said working position control module control said camera unit along said crossbeam in the horizontal direction, a plurality of working positions on said operator's console body detect.
7. the quality determining method of TFT liquid crystal display according to claim 1 is characterized in that, the bottom of said operator's console body is provided with damping or the weight counterweight greater than 300Kg.
8. the quality determining method of TFT liquid crystal display according to claim 4; It is characterized in that; The width of said fixture operation platform unit is less than the distance between the said vertical beam that is oppositely arranged, so that said fixture operation platform unit can be between said vertical beam.
9. the quality determining method of TFT liquid crystal display according to claim 2 is characterized in that, said outer panel beating protective unit comprises:
The protection body, said protection body and said camera support unit separate and cover the both sides and the rear portion of said camera support unit;
Worktable is around portion, and said worktable is connected to said protection body and is configured to around portion states the operator's console body around the residence, and said worktable separates with said operator's console body around portion; And
Top protection portion, said top protection portion from the top of said protection body to the front side that extends below and partly cover said camera support unit.
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| CN201210009383XA CN102591044A (en) | 2012-01-12 | 2012-01-12 | TFT (thin film transistor) liquid crystal screen quality detection method |
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| CN201210009383XA CN102591044A (en) | 2012-01-12 | 2012-01-12 | TFT (thin film transistor) liquid crystal screen quality detection method |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2015014067A1 (en) * | 2013-07-30 | 2015-02-05 | 北京京东方光电科技有限公司 | Quality detection method, apparatus and device for liquid crystal screen |
| CN104570422A (en) * | 2014-12-31 | 2015-04-29 | 深圳市华星光电技术有限公司 | Liquid crystal display panel quality monitoring method |
| CN105300308A (en) * | 2015-11-26 | 2016-02-03 | 凌云光技术集团有限责任公司 | Depth measuring method and system based on shallow depth of field imaging |
| CN106569352A (en) * | 2015-10-13 | 2017-04-19 | 北京兆维电子(集团)有限责任公司 | Device and method for acquiring testing image of liquid crystal screen |
| US9652842B2 (en) | 2013-07-30 | 2017-05-16 | Boe Technology Group Co., Ltd. | Method, apparatus and equipment of inspecting quality of LCD |
| CN108957802A (en) * | 2018-07-20 | 2018-12-07 | 苏州凌云视界智能设备有限责任公司 | A kind of visual detection equipment for LCD |
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| WO2015014067A1 (en) * | 2013-07-30 | 2015-02-05 | 北京京东方光电科技有限公司 | Quality detection method, apparatus and device for liquid crystal screen |
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| CN106569352B (en) * | 2015-10-13 | 2024-01-26 | 北京兆维电子(集团)有限责任公司 | Device and method for acquiring detection image of liquid crystal display |
| CN105300308A (en) * | 2015-11-26 | 2016-02-03 | 凌云光技术集团有限责任公司 | Depth measuring method and system based on shallow depth of field imaging |
| CN105300308B (en) * | 2015-11-26 | 2017-12-05 | 凌云光技术集团有限责任公司 | A kind of depth measurement method and system based on shallow depth field imaging |
| CN108957802A (en) * | 2018-07-20 | 2018-12-07 | 苏州凌云视界智能设备有限责任公司 | A kind of visual detection equipment for LCD |
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Application publication date: 20120718 |