CN201562095U - Optical image detection equipment - Google Patents
Optical image detection equipment Download PDFInfo
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- CN201562095U CN201562095U CN2009202731947U CN200920273194U CN201562095U CN 201562095 U CN201562095 U CN 201562095U CN 2009202731947 U CN2009202731947 U CN 2009202731947U CN 200920273194 U CN200920273194 U CN 200920273194U CN 201562095 U CN201562095 U CN 201562095U
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- liquid crystal
- crystal panel
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- polaroid
- panel semi
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Abstract
The utility model relates to optical image detection equipment. An image acquisition module of the equipment comprises a first light source device and an image sensor; a brilliance sensing module of the equipment comprises a second light source device and a brilliance sensor; and the image sensor and the brilliance sensor acquire the image and brilliance of a liquid crystal panel semi-finished product for detecting module defects. The optical image detection equipment is characterized in that the liquid crystal panel semi-finished product adopts an entire non-polarization liquid crystal panel semi-finished product for being cut into a plurality of non-polarization liquid crystal panel semi-finished products, a first polarizer sheet is arranged between the first light source device and the entire non-polarization liquid crystal panel semi-finished product, a second polarizer sheet is arranged between the image sensor and the entire non-polarization liquid crystal panel semi-finished product, a third polarizer sheet is arranged between the second light source device and the entire non-polarization liquid crystal panel semi-finished product, and a fourth polarizer sheet is arranged between the brilliance sensor and the entire non-polarization liquid crystal panel semi-finished product.
Description
Technical field
The utility model relates to a kind of optical image checkout equipment, relate in particular to a kind of whole half-finished optical image checkout equipment of unpolarized liquid crystal panel that be used to detect, wherein this whole unpolarized liquid crystal panel semi-manufacture do not stick polaroid, and are in order to be cut into a plurality of unpolarized liquid crystal panel semi-manufacture.
Background technology
In the present industrial automation trace routine, often utilize automatic visual inspection (Automated OpticalInspection, hereinafter to be referred as AOI) detection LCD liquid crystal screen panel, at first make the liquid crystal screen panel energising, and utilize model generator (Pattern Generator) to produce specific model, utilize optical mode to obtain the surface state of liquid crystal screen panel again, check with image processing whether liquid crystal screen panel has bright spot, dim spot, some flaw or the unequal defective of picture color.
In the prior art, the foregoing liquid crystal screen panel often is the liquid crystal panel semi-manufacture after the module assembling, through cutting and paste the program of polaroid.So, when in a single day such liquid crystal panel semi-manufacture are detected the unusual or image flaw of briliancy, equaled also to waste the material cost that cuts man-hour and polaroid that expends on it when being eliminated.
In order to find that early flaw is to promote detection efficiency, fundamental purpose of the present utility model is to provide a kind of optical image checkout equipment, do not paste polaroid and do not cut and during the unpolarized liquid crystal panel semi-manufacture of whole of Shang Weiyi, this whole unpolarized liquid crystal panel semi-manufacture are detected at the liquid crystal panel semi-manufacture.So, unnecessary consumptive material and man-hour on defective products be can save indirectly, production efficiency and yield promoted.
The utility model content
The purpose of this utility model is providing a kind of optical image checkout equipment, and this optical image checkout equipment is in order to detect one whole unpolarized liquid crystal panel semi-manufacture.Be different from the prior art, with liquid crystal panel semi-manufacture that cut and attached polaroid serves as to detect target, optical image checkout equipment of the present utility model can be before this whole unpolarized liquid crystal panel semi-manufacture be cut into a plurality of liquid crystal panels as yet and attach polaroid as yet, check its briliancy and flaw, to eliminate defective products ahead of time, with the problem of material, promote the efficient of image detection whereby when solving the waste of prior art indirect than multitask.
To achieve these goals, the utility model provides a kind of optical image checkout equipment, in order to detect liquid crystal panel semi-manufacture, these liquid crystal panel semi-manufacture have a plurality of packed liquid crystal, and this optical image checkout equipment comprises an image acquisition module, a briliancy sensing module and a detection module; This image acquisition module comprises one first light supply apparatus and an image sensor, and this briliancy sensing module comprises a secondary light source device and a briliancy sensor, and this first light supply apparatus and this secondary light source device produce irradiate light to these liquid crystal panel semi-manufacture; This image sensor is after those liquid crystal are driven, and acquisition is from the half-finished image of this liquid crystal panel; This briliancy sensor after those liquid crystal are driven, the half-finished brightness value of this liquid crystal panel of sensing; This detection module is compared this image and this brightness value, to check the half-finished defective of this liquid crystal panel; It is characterized in that these liquid crystal panel semi-manufacture are unpolarized liquid crystal panel semi-manufacture, and be one in order to cut into half-finished whole the unpolarized liquid crystal panel semi-manufacture of a plurality of unpolarized liquid crystal panels; This optical image checkout equipment also comprises one first polaroid, one second polaroid, one the 3rd polaroid and one the 4th polaroid, this first polaroid is arranged between this first light supply apparatus and this whole the unpolarized liquid crystal panel semi-manufacture, this second polaroid is arranged between this image sensor and this whole the unpolarized liquid crystal panel semi-manufacture, the 3rd polaroid is arranged between this secondary light source device and this whole the unpolarized liquid crystal panel semi-manufacture, and the 4th polaroid is arranged between this briliancy sensor and this whole the unpolarized liquid crystal panel semi-manufacture.
Above-mentioned optical image checkout equipment, wherein, this first light supply apparatus and this image sensor are arranged at this whole half-finished both sides of unpolarized liquid crystal panel, and this secondary light source device and this briliancy sensor are arranged at this whole half-finished both sides of unpolarized liquid crystal panel.
Above-mentioned optical image checkout equipment, wherein, the 4th polaroid is fixed between this briliancy sensor and this whole the unpolarized liquid crystal panel semi-manufacture by a bracing frame, and an angle-adjusting mechanism is set on this bracing frame, for the angle of adjusting the 4th polaroid.
Above-mentioned optical image checkout equipment, wherein, this optical image checkout equipment also comprises a board body with this whole unpolarized liquid crystal panel semi-manufacture of carrying.
Above-mentioned optical image checkout equipment, wherein, this whole unpolarized liquid crystal panel semi-manufacture have a plurality of electrical contacts, and this optical image checkout equipment also comprises a probe module, and this probe module electrically connects those electrical contacts and drives those liquid crystal with energising.
Effect of the present utility model is, states under the configuration in last art, and the light that first light supply apparatus is produced is that image sensor captures the image that this light produces by second polaroid by whole unpolarized liquid crystal panel semi-manufacture of first polaroid irradiation.The rest may be inferred, and the light that the secondary light source device is produced is by whole unpolarized liquid crystal panel semi-manufacture of the 3rd polaroid irradiation, and the briliancy sensor is by the brightness value of whole unpolarized liquid crystal panel of the 4th polaroid sensing.
So, even this whole the unassembled backlight module of unpolarized liquid crystal panel semi-manufacture and do not paste polaroid, optical image checkout equipment of the present utility model still can be by the setting of aforementioned first polaroid, second polaroid, the 3rd polaroid and the 4th polaroid, simulate the situation that whole unpolarized liquid crystal panel semi-manufacture have been pasted polaroid, to detect exactly in PSA (the Polynmer Stabilization Alignment) technology, the deflection defective (Disclination) of issuable liquid crystal is unusual with briliancy.In prior art, the liquid crystal panel semi-manufacture that cut and attached polaroid are detected the operation of eliminating with defective products, optical image checkout equipment of the present utility model can be got rid of defective products early, promotes the production efficiency and the yield of liquid crystal screen panel.
Below in conjunction with the drawings and specific embodiments the utility model is described in detail, but not as to qualification of the present utility model.
Description of drawings
Fig. 1 is whole the half-finished synoptic diagram of unpolarized liquid crystal panel;
Figure 1A is that the unpolarized liquid crystal panel semi-manufacture that are cut into reduced size become a liquid crystal panel semi-manufacture synoptic diagram with polarizability;
Fig. 2 is in the utility model preferred embodiment, the local appearance synoptic diagram of optical image checkout equipment;
Fig. 3 is in the utility model preferred embodiment, the functional-block diagram of optical image checkout equipment; And
Fig. 4 is in the utility model preferred embodiment, the enlarged diagram of image sensor.
Wherein, Reference numeral
Optical image checkout equipment 100
Whole unpolarized liquid crystal panel semi-manufacture 200
Unpolarized liquid crystal panel semi-manufacture 210
Polaroid 310,320
Board body 1
Processing unit 4
Detection module 5 angle-adjusting mechanisms 7
First light supply apparatus 21
Secondary light source device 31
The 3rd polaroid 63
The 4th polaroid 64
Camera 221
Embodiment
Below in conjunction with accompanying drawing structural principle of the present utility model and principle of work are done concrete description:
Optical image checkout equipment of the present utility model is to can be applicable to detect PSA LCD liquid crystal panel comprises optical image variation, briliancy and reaction rate projects such as (Response time) before and after PSA UV technology performance, with the result of examination PSA UV technology.Optical image checkout equipment of the present utility model especially can be before and after PSA UV technology, in order to detect one whole not through cutting, do not attach the liquid crystal panel semi-manufacture of polaroid.This whole unpolarized liquid crystal panel semi-manufacture are not had a polarizability owing to do not stick polaroid, and have a plurality of packed liquid crystal and a plurality of electrical contact.
See also Fig. 1 and Figure 1A, Fig. 1 is whole the half-finished synoptic diagram of unpolarized liquid crystal panel, and Figure 1A is that the unpolarized liquid crystal panel semi-manufacture that are cut into reduced size become a liquid crystal panel semi-manufacture synoptic diagram with polarizability.As figure, this whole unpolarized liquid crystal panel semi-manufacture 200 are in order to cut into a plurality of unpolarized liquid crystal panel semi-manufacture 210.The unpolarized liquid crystal panel semi-manufacture 210 that are cut into reduced size are for binding polaroid 310,320 to become the liquid crystal panel semi-manufacture with polarizability.
See also figure, Fig. 2 is in the utility model preferred embodiment, the local appearance synoptic diagram of optical image checkout equipment.As figure, optical image checkout equipment 100 of the present utility model comprises a board body 1, a probe module (not indicating), an image acquisition module 2 and a briliancy sensing module 3 in appearance.Board body 1 is in order to carrying whole unpolarized liquid crystal panel semi-manufacture 200, and the position of carrying is made of transparent material; Probe module is four sides that are arranged at board body 1, drives those liquid crystal to electrically connect those electrical contacts in testing process with energising; Image acquisition module 2 is after probe module drives those liquid crystal, and acquisition is from the image of whole unpolarized liquid crystal panel semi-manufacture 200; Briliancy sensing module 3 is after probe module drives those liquid crystal, the brightness value of whole unpolarized liquid crystal panel semi-manufacture 200 of sensing.
Then, see also Fig. 3, it is in the utility model preferred embodiment, the functional-block diagram of optical image checkout equipment.When consulting Fig. 3, please in the lump with reference to Fig. 2.Image acquisition module 2 comprises one first light supply apparatus 21 and an image sensor 22, and briliancy sensing module 3 comprises a secondary light source device 31 and a briliancy sensor 32.As shown in Figure 2, first light supply apparatus 21 and secondary light source device 31 are arranged at the downside of whole unpolarized liquid crystal panel semi-manufacture 200, and image sensor 22 and briliancy sensor 32 are arranged at the upside of whole unpolarized liquid crystal panel semi-manufacture 200.
First light supply apparatus 21 produces light by whole unpolarized liquid crystal panel semi-manufacture 200 of downside irradiation with secondary light source device 31, from the formed image of the light of whole unpolarized liquid crystal panel semi-manufacture 200, briliancy sensor 32 is by the brightness value of upside sensing by the light of whole unpolarized liquid crystal panel semi-manufacture 200 by the upside acquisition for image sensor 22.
Wherein, image sensor 22 comprises a camera 221 and a camera lens 222, and wherein camera 221 can be CMOS (Complementary Metal Oxide Semiconductor) (Complementary Metal-Oxide-Semiconductor; CMOS), charge-coupled device (CCD) (Charge Coupled Device; CCD), perhaps line sweep (Line-scan) formula video camera; Camera lens 222 can be the optical lens of different multiplying.And briliancy sensor 32 is to can be a brightness photometer.
Please continue to consult Fig. 3.Optical image checkout equipment 100 of the present utility model also comprises a processing unit 4 and a detection module 5 in inside.Processing unit 4 can be processor or has the controller plate of related electronic components such as processor, and detection module 5 can be a program or comprises the firmware of a program.Image acquisition module 2, briliancy sensing module 3 all are coupled to processing unit 4 with detection module 5.
By processing unit 4, image acquisition module 2 and briliancy sensing module 3 respectively the information of picked image and brightness value be to be sent to detection module 5, detection module 5 is compared those images and brightness value, carries out detections such as image degree of variation and briliancy respectively.
Please later consult Fig. 2.The optical image checkout equipment 100 that is characterised in that of the present utility model also comprises one first polaroid 61, one second polaroid 62, one the 3rd polaroid 63 and one the 4th polaroid 64.First polaroid 61 is to be arranged between first light supply apparatus 21 and whole the unpolarized liquid crystal panel semi-manufacture 200, and second polaroid 62 is to be arranged between image sensor 22 and whole the unpolarized liquid crystal panel semi-manufacture 200; The 3rd polaroid 63 is to be arranged between secondary light source device 31 and whole the unpolarized liquid crystal panel semi-manufacture 200, and the 4th polaroid 64 is to be arranged between briliancy sensor 32 and whole the unpolarized liquid crystal panel semi-manufacture 200.
Optical image checkout equipment 100 of the present utility model is in the process that detects, utilize whole unpolarized liquid crystal panel semi-manufacture 200 of board body 1 carrying earlier, and the electrical contact of whole unpolarized liquid crystal panel semi-manufacture 200 is electrically connected to probe module with its liquid crystal of energising driving.Then, image acquisition module 2 is done two by travel mechanism's (not indicating) and is moved axially on board body 1, to capture the image of whole unpolarized liquid crystal panel semi-manufacture 200.
When first light supply apparatus 21 emits beam with secondary light source device 31, be to pass whole unpolarized liquid crystal panel semi-manufacture 200 by first polaroid 61 and the 3rd polaroid 63 respectively.Simultaneously, image sensor 22 passes the image that whole unpolarized liquid crystal panel semi-manufacture 200 are produced by second polaroid, 62 these light of acquisition, briliancy sensor 32 is by the brightness value of whole unpolarized liquid crystal panel semi-manufacture 200 of the 4th polaroid 64 sensings, and image sensor 22 and briliancy sensor 32 are sent to detection module 5 with the information of those images and brightness value.
Wherein, 22 picked image of image sensor are to supply detection module 5 by its image degree of variation, judge whether the liquid crystal imaging of whole unpolarized liquid crystal panel semi-manufacture 200 has a flaw or liquid crystal deflection defective problems such as (Disclination).The brightness value of 32 sensings of briliancy sensor, be for detection module 5 judge light by the formed briliancy of the liquid crystal of whole liquid crystal panel semi-manufacture 200 whether between normal value.
Configuration about aforementioned first polaroid 61, second polaroid 62, the 3rd polaroid 63 and the 4th polaroid 64, can make optical image checkout equipment 100 of the present utility model in the process that detects, simulate whole unpolarized liquid crystal panel semi-manufacture 200 and attached the situation of polaroid and carried out the detection of optical image.In such event, can carry out eliminating of defective products before whole unpolarized liquid crystal panel semi-manufacture 200 do not enter the processing technology that attaches polaroid and cut, saving can be wasted in man-hour and the consumptive material on the defective products originally indirectly.
In addition, those polaroids can be adjusted angle by an angle-adjusting mechanism, simulate the situation that whole unpolarized liquid crystal panel semi-manufacture 200 have attached polaroid neatly for adjusting desirable polarization direction.See also Fig. 4, it is in the utility model preferred embodiment, the enlarged diagram of image sensor.As figure, the 4th polaroid 64 is to be fixed on by being arranged at a bracing frame 11 between briliancy sensor 32 and whole the unpolarized liquid crystal panel semi-manufacture 200 (not drawing), this angle-adjusting mechanism 7 is set on the bracing frame 11, and angle-adjusting mechanism 7 comprises a rotatable round framework 71 and a locked instrument 72.
Certainly; the utility model also can have other various embodiments; under the situation that does not deviate from the utility model spirit and essence thereof; those of ordinary skill in the art work as can make various corresponding changes and distortion according to the utility model, but these corresponding changes and distortion all should belong to the protection domain of the appended claim of the utility model.
Claims (5)
1. optical image checkout equipment, in order to detect liquid crystal panel semi-manufacture, these liquid crystal panel semi-manufacture have a plurality of packed liquid crystal, and this optical image checkout equipment comprises an image acquisition module, a briliancy sensing module and a detection module; This image acquisition module comprises one first light supply apparatus and an image sensor, and this briliancy sensing module comprises a secondary light source device and a briliancy sensor, and this first light supply apparatus and this secondary light source device produce irradiate light to these liquid crystal panel semi-manufacture; This image sensor is after those liquid crystal are driven, and acquisition is from the half-finished image of this liquid crystal panel; This briliancy sensor after those liquid crystal are driven, the half-finished brightness value of this liquid crystal panel of sensing; This detection module is compared this image and this brightness value, to check the half-finished defective of this liquid crystal panel; It is characterized in that these liquid crystal panel semi-manufacture are unpolarized liquid crystal panel semi-manufacture, and be one in order to cut into half-finished whole the unpolarized liquid crystal panel semi-manufacture of a plurality of unpolarized liquid crystal panels; This optical image checkout equipment also comprises one first polaroid, one second polaroid, one the 3rd polaroid and one the 4th polaroid, this first polaroid is arranged between this first light supply apparatus and this whole the unpolarized liquid crystal panel semi-manufacture, this second polaroid is arranged between this image sensor and this whole the unpolarized liquid crystal panel semi-manufacture, the 3rd polaroid is arranged between this secondary light source device and this whole the unpolarized liquid crystal panel semi-manufacture, and the 4th polaroid is arranged between this briliancy sensor and this whole the unpolarized liquid crystal panel semi-manufacture.
2. optical image checkout equipment according to claim 1, it is characterized in that, this first light supply apparatus and this image sensor are arranged at this whole half-finished both sides of unpolarized liquid crystal panel, and this secondary light source device and this briliancy sensor are arranged at this whole half-finished both sides of unpolarized liquid crystal panel.
3. optical image checkout equipment according to claim 1, it is characterized in that, the 4th polaroid is fixed between this briliancy sensor and this whole the unpolarized liquid crystal panel semi-manufacture by a bracing frame, and an angle-adjusting mechanism is set, on this bracing frame for the angle of adjusting the 4th polaroid.
4. optical image checkout equipment according to claim 1 is characterized in that, this optical image checkout equipment also comprises a board body with this whole unpolarized liquid crystal panel semi-manufacture of carrying.
5. optical image checkout equipment according to claim 1, it is characterized in that, this whole unpolarized liquid crystal panel semi-manufacture have a plurality of electrical contacts, and this optical image checkout equipment also comprises a probe module, and this probe module electrically connects those electrical contacts and drives those liquid crystal with energising.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202731947U CN201562095U (en) | 2009-12-09 | 2009-12-09 | Optical image detection equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202731947U CN201562095U (en) | 2009-12-09 | 2009-12-09 | Optical image detection equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201562095U true CN201562095U (en) | 2010-08-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202731947U Ceased CN201562095U (en) | 2009-12-09 | 2009-12-09 | Optical image detection equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201562095U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102708770A (en) * | 2011-03-28 | 2012-10-03 | 宏濑科技股份有限公司 | System and method for detecting defect of flat panel display |
| CN104597634A (en) * | 2013-10-30 | 2015-05-06 | 由田新技股份有限公司 | Optical detection machine |
-
2009
- 2009-12-09 CN CN2009202731947U patent/CN201562095U/en not_active Ceased
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102708770A (en) * | 2011-03-28 | 2012-10-03 | 宏濑科技股份有限公司 | System and method for detecting defect of flat panel display |
| CN104597634A (en) * | 2013-10-30 | 2015-05-06 | 由田新技股份有限公司 | Optical detection machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: HIROSE PHOTOELECTRIC CO., LTD. Free format text: FORMER OWNER: HONGLAI SCIENCE + TECHNOLOGY CO., LTD. Effective date: 20140214 |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20140214 Address after: China Taiwan Taoyuan County Patentee after: Acer photoelectric Co., Ltd. Address before: Taiwan, China Patentee before: Honglai Science & Technology Co., Ltd. |
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| ASS | Succession or assignment of patent right |
Owner name: SUZHOU JINGLAI PHOTOELECTRIC CO., LTD. Free format text: FORMER OWNER: HIROSE PHOTOELECTRIC CO., LTD. Effective date: 20140730 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: TAIWAN, CHINA TO: 215000 SUZHOU, JIANGSU PROVINCE |
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| TR01 | Transfer of patent right |
Effective date of registration: 20140730 Address after: 215000, 3, Suzhou Road, 50 North Guandu Road, Wuzhong District, Jiangsu Patentee after: Suzhou Jinglai Photoelectric Co., Ltd. Address before: China Taiwan Taoyuan County Patentee before: Acer photoelectric Co., Ltd. |
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| IW01 | Full invalidation of patent right |
Decision date of declaring invalidation: 20150204 Decision number of declaring invalidation: 25070 Granted publication date: 20100825 |