CN104460060B - Liquid crystal display die set optical detection apparatus and method - Google Patents
Liquid crystal display die set optical detection apparatus and method Download PDFInfo
- Publication number
- CN104460060B CN104460060B CN201410736753.9A CN201410736753A CN104460060B CN 104460060 B CN104460060 B CN 104460060B CN 201410736753 A CN201410736753 A CN 201410736753A CN 104460060 B CN104460060 B CN 104460060B
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- crystal display
- display die
- die set
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- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 91
- 238000001514 detection method Methods 0.000 title claims abstract description 63
- 230000003287 optical effect Effects 0.000 title claims abstract description 29
- 238000000034 method Methods 0.000 title description 9
- 230000007246 mechanism Effects 0.000 claims abstract description 42
- 230000008844 regulatory mechanism Effects 0.000 claims abstract description 11
- 230000001360 synchronised effect Effects 0.000 claims abstract description 11
- 230000003028 elevating effect Effects 0.000 claims description 4
- 230000000712 assembly Effects 0.000 claims description 3
- 238000000429 assembly Methods 0.000 claims description 3
- 238000001179 sorption measurement Methods 0.000 claims description 2
- 238000007689 inspection Methods 0.000 claims 1
- 230000002950 deficient Effects 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 235000009470 Theobroma cacao Nutrition 0.000 description 1
- 244000240602 cacao Species 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/1306—Details
- G02F1/1309—Repairing; Testing
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
- G01N2021/9513—Liquid crystal panels
Abstract
The invention discloses a kind of liquid crystal display die set optical detection apparatus,Including apparatus body,Four station rotary devices,Double line scanning camera mechanism,Surface scan camera mechanism,The four station rotaries device includes a rotating disk,Wired Scanning Detction station is installed on the four station rotaries device,Feeding station,Surface scan detection station,Surface scan detects coding station,The line Scanning Detction station,Feeding station,The center circumferential distribution of Surface scan detection station and Surface scan detection coding station along the rotating disk,The synchronous regulation mechanism being equiped with for carrying out while detecting to two liquid crystal display die sets is corresponded on each station on the four station rotaries device respectively,The liquid crystal display die set optical detection apparatus can improve the detection efficiency to liquid crystal display die set,Multiple liquid crystal display die sets can detect simultaneously,Recall rate is high,Liquid crystal display die set and the depth of parallelism of camera lens can be ensured,And it can meet that camera calibration is taken pictures image quality.
Description
Technical field
The present invention relates to liquid crystal display die set detection technique field, more particularly to a kind of liquid crystal display die set optical detection to set
Standby and method.
Background technology
Detect, typically taken pictures using one camera, due to two sides of liquid crystal display die set for liquid crystal display die set
The defects of side, is required to detect, so that the idle stroke for causing camera is longer, and cycle length, efficiency is low, can not meet to produce completely
Beat requirement, for the station rotary platform of in general four or Multi-station rotating platform, lacks lifting platform, it is difficult to meet to position
It is required that and require that the machining accuracy of rotation platform is high, the difficult processing of workpiece, required precision can not be met.
Therefore, those skilled in the art is directed to researching and developing a kind of detection effect improved to liquid crystal display die set always
Rate, multiple liquid crystal display die sets can detect simultaneously, recall rate is high, can ensure liquid crystal display die set and camera lens are put down
Row degree and it can meet that camera calibration is taken pictures the liquid crystal display die set optical detection apparatus and method of image quality.
The content of the invention
The technical problem to be solved in the present invention is to provide a kind of liquid crystal display die set optical detection apparatus, the liquid crystal display mode
Group optical detection apparatus can improve the detection efficiency to liquid crystal display die set, and multiple liquid crystal display die sets can examine simultaneously
Survey, recall rate is high, can ensure the depth of parallelism of liquid crystal display die set and camera lens and can meet that camera calibration is taken pictures picture matter
Amount.
Another technical problems to be solved of the present invention are to provide a kind of liquid crystal display die set optical detecting method.
In order to solve the above technical problems, liquid crystal display die set optical detection apparatus provided by the invention, including apparatus body,
It is installed in being used to alternately place liquid crystal display die set progress station and ensuring the liquid crystal display die set depth of parallelism on apparatus body
Four station rotary devices, be installed on apparatus body be used for the liquid crystal display die set on the four station rotaries device is entered
Row take pictures the double line scanning camera mechanism of capture, two be installed on apparatus body be used for the four station rotaries device
Liquid crystal display die set take pictures the Surface scan camera mechanism of capture, the four station rotaries device includes a rotating disk, institute
State and wired Scanning Detction station, the feeding work with the line Scanning Detction station Relative distribution are installed on four station rotary devices
Position, Surface scan detection station, Surface scan detection coding station, the line Scanning Detction station, feeding station, Surface scan detection work
The center circumferential of position and Surface scan detection coding station along the rotating disk is distributed, each on the four station rotaries device
The synchronous regulation mechanism being equiped with for carrying out while detecting to two liquid crystal display die sets is corresponded on station respectively, the face is swept
Retouch the end face of detection station and Surface scan detection coding station away from the synchronous regulation mechanism and be correspondingly equiped with hoisting mechanism group
Part.
Preferably, the four station rotaries device include with the rotating disk installing together be used for drive the rotation
Disk carries out the first drive mechanism of 360 degree of rotations.
Preferably, the elevating mechanism component includes hoisting mechanism body, for ensuring the liquid crystal display die set and phase
The level adjusting structure of the depth of parallelism of machine camera lens, it is installed on the hoisting mechanism body and the level adjusting structure can be driven
The lift structure that moves up and down, with the level adjusting structure it is assembled together and the liquid crystal display die set can be sucked
Vacuum adsorption mechanism, the level adjusting structure is assembled together with the lift structure.
Preferably, the synchronous regulation mechanism include the second driving structure, positioning component, can make along same rectilinear direction it is past
It is fixed that at least two are correspondingly provided with the first slide plate and the second slide plate moved again, first slide plate and second slide plate respectively
The positioning component being correspondingly arranged on hyte part, first slide plate and second slide plate is collectively formed for clamping liquid crystal display
The clamp assemblies of module, the first slide plate and the second slide plate described in the second drive component difference drive connection, described second drives
Dynamic structure includes gear, the first rack and the first rack, and first rack is fixedly installed on first slide plate, and described the
Two racks are fixedly installed on second slide plate, and the gear is connected with the rack one and the tooth of the rack two respectively.
Preferably, the two-wire camera scanning mechanism includes profile scanner structure body, is arranged on profile scanner structure body
Horizontal slide rail, the sliding block, the first line scan camera structure, the second line scan camera knot that are assembled together with the horizontal slide rail
Structure, be installed on the profile scanner structure body be used for drive the first line scan camera structure and second line to scan
The X-axis driving structure that camera structure is moved left and right on horizontal slide rail and the left camera that the sliding block is assembled together are adjusted
Section plate, the right camera adjustments plate, the first light-source structure and the secondary light source structure that are assembled together with the sliding block, the left camera
Adjustable plate links together the first line scan camera structure with the sliding block, and the right camera adjustments plate is by described second
Line scan camera structure links together with the sliding block, and the first line scan camera structure is included to the liquid crystal display mode
Group take pictures the first line scan camera of capture, and the second line scan camera structure includes entering the liquid crystal display die set
Second line scan camera of capable capture of taking pictures, the shooting angle of first line scan camera and the vertical axis of the horizontal slide rail
Line into 30~45 degree, the shooting angle of second line scan camera and the vertical axis of the horizontal slide rail into 30~45 degree,
First light-source structure can be by angle of the light-resource fousing in shooting point with corresponding with first line scan camera
It is arranged in mechanism body, the secondary light source structure can be by light-resource fousing with corresponding with second line scan camera
Angle in shooting point is arranged on profile scanner structure body.
Preferably, the Surface scan mechanism includes being installed in Surface scan mechanism body on the apparatus body, two dresses
Left side scanning camera, two right sides being installed in the Surface scan mechanism body in the Surface scan mechanism body are swept
Camera is retouched, each left side scanning camera is equiped with the motor for driving the camera lens to carry out θ axle fine settings, respectively
The left side scanning camera is parallel with the detection plane in the face detection station.
Preferably, the liquid crystal display die set optical detection apparatus also include be installed on the scanning camera of the right side be used for pair
Unqualified liquid crystal display die set carries out the code spraying device of coding.
The invention also discloses a kind of liquid crystal display die set optical detecting method, comprise the following steps：
S1：Artificial loading, the rotating disk turn to the position that suitable liquid crystal display die set carries out optical detection；
S2：Two left side scanning cameras are fine-tuning to the angle for the capture that is adapted to take pictures, and the vacuum suction structure is opened to liquid
Brilliant display module sucks；
S3：Liquid crystal display die set on the Scanning Detction station of two left sides scanning camera opposite carries out capture of taking pictures, two
Liquid crystal display die set on the Scanning Detction coding station of right side scanning camera opposite carries out capture of taking pictures, the first line scan camera and
Second line scan camera moves left and right and carries out capture of taking pictures, ink jet numbering machine to the liquid crystal display die set in the line detection station simultaneously
Coding is carried out to defective products liquid crystal display die set；
S4：The vacuum suction structure is closed, and rotating disk rotates a station, then in the case where feeding station is carried out manually
Material, and artificial loading；
S5：Rotating disk rotates a station, repeat step S3 to S4, until detection is completed.
After said structure and method, artificial loading, the rotating disk turns to suitable liquid crystal display die set and carried out
The position of optical detection；Two left side scanning cameras are fine-tuning to the angle for the capture that is adapted to take pictures, the vacuum suction structure
Opening sucks to liquid crystal display die set, and the liquid crystal display die set in the detection station of two left sides scanning camera opposite take pictures taking
Picture, the liquid crystal display die set on the Scanning Detction coding station of two right sides scanning camera opposite carry out capture of taking pictures, and First Line is swept
Retouch camera and the second line scan camera while move left and right and the liquid crystal display die set in the line detection station take pictures taking
Picture, ink jet numbering machine carry out coding to defective products liquid crystal display die set, and the vacuum suction structure is closed, and rotating disk will rotate a work
Position, then carries out artificial blanking, and artificial loading in loading and unloading station, and the liquid crystal display die set optical detection apparatus cocoa improves
To the detection efficiency of liquid crystal display die set, multiple liquid crystal display die sets can detect simultaneously, recall rate is high, can ensure liquid crystal
Display module and the depth of parallelism of camera lens and it can meet that camera calibration is taken pictures image quality.
Brief description of the drawings
Fig. 1 is the structural representation of liquid crystal display die set optical detection apparatus of the present invention；
Fig. 2 is the structural representation of four station rotary devices of liquid crystal display die set optical detection apparatus of the present invention；
Fig. 3 is the structural representation of the synchronous regulation mechanism of liquid crystal display die set optical detection apparatus of the present invention；
Fig. 4 is the structural representation of the two-wire camera scanning mechanism of liquid crystal display die set optical detection apparatus of the present invention.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, it is right below in conjunction with drawings and Examples
The present invention is further elaborated.It should be appreciated that specific embodiment described herein is used only for explaining the present invention, and
It is not used in the restriction present invention.
Referring to Fig. 1, Fig. 1 is the structural representation of double line scanning camera mechanism of the present invention.In the present embodiment, liquid crystal
Show module optical detection apparatus 10, including apparatus body 15, be installed on apparatus body 15 and be used to enter liquid crystal display die set
Alternately placement is used for four stations row station with adjusting four station rotary devices 13 of flatness, being installed on apparatus body 15
Take pictures 11, two, the double line scanning camera mechanism of capture of liquid crystal display die set on rotating device 13 is installed in apparatus body
On be used for the liquid crystal display die set on the four station rotaries device take pictures the Surface scan camera mechanism 14 of capture, four
Station rotary device 13 includes a rotating disk, and wired Scanning Detction station is installed on four station rotary devices 13, is examined with line scanning
Survey feeding station, the Surface scan detection station of station Relative distribution, Surface scan detection coding station, the line Scanning Detction work
The center circumferential distribution of position, feeding station, Surface scan detection station and Surface scan detection coding station along the rotating disk, four
Correspond to and be equiped with for two liquid crystal display die sets to be carried out while detected respectively on each station on station rotary device 13
Synchronous regulation mechanism 12, the Surface scan detection station and Surface scan detection end of the coding station away from synchronous regulation mechanism 12
Face is correspondingly equiped with elevating mechanism component 132.
Four station rotary devices include being used to drive 360 degree of the rotating disk progress together with rotating disk installing
First drive mechanism 131 of rotation.
Preferably, the elevating mechanism component includes hoisting mechanism body, for the plane to the liquid crystal display die set
The level adjusting structure being adjusted is spent, is installed on the hoisting mechanism body and can drive above and below the level adjusting structure
Mobile lift structure, with the level adjusting structure it is assembled together and the liquid crystal display die set can be sucked true
Empty adsorbing mechanism, the level adjusting structure are assembled together with the lift structure.
Preferably, synchronous regulation mechanism 12 includes the second driving structure, positioning component, can made back and forth along same rectilinear direction
The first slide plate 121 and the second slide plate 122 of motion, it is correspondingly provided with respectively on first slide plate 121 and second slide plate 122
The positioning component being correspondingly arranged at least two positioning components, the first slide plate 121 and the second slide plate 122 is collectively formed for clamping
The clamp assemblies of liquid crystal display die set, the first slide plate 121 and the second slide plate described in the second drive component difference drive connection
122, second driving structure includes gear 124, the first rack 126 and the second rack 127, and the first rack 126 is fixedly installed
On the first slide plate 121, the second rack 127 is fixedly installed on the second slide plate 122, gear 124 respectively with first rack
126 and the tooth of the second rack 127 connection.
Double line scanning camera mechanism 11 includes profile scanner structure body 115, the water being arranged on profile scanner structure body 115
Smooth rail 116, sliding block, the first line scan camera structure 111, the second line scan camera being assembled together with horizontal slide rail 116
Structure 112, be installed on the profile scanner structure body be used for drive the first line scan camera structure and described second
The X-axis driving structure that line scan camera structure is moved left and right on horizontal slide rail and the use that the sliding block is assembled together
Adjusted in the left camera adjustments plate 111a to the first line scan camera structure 111, with the right camera that the sliding block is assembled together
Save plate 112a, the first light-source structure 117 and secondary light source structure 118, left camera adjustments plate 111a is by the first line scan camera knot
Structure 111 is linked together with sliding block, and the second line scan camera structure 112 is connected to by right camera adjustments plate 112a with sliding block
Together, the first line scan camera structure 111 includes the liquid crystal display die set take pictures the first line scan camera of capture
111d, the second line scan camera structure 112 include the liquid crystal display die set take pictures the second line scan camera of capture
112d, with the vertical axis of horizontal slide rail 116 into 30~45 degree, the second line scans the first line scan camera 111d shooting angle
The vertical axis of camera 112d shooting angle and the horizontal slide rail 116 into 30~45 degree, the first light-source structure 117 with institute
State the first line scan camera 111d it is corresponding angle of the light-resource fousing in shooting point can be arranged to profile scanner structure sheet
On body 115, secondary light source structure 118 can shot light-resource fousing with corresponding with the second line scan camera 112d
Angle on point is arranged on profile scanner structure body 115.
Surface scan mechanism body that Surface scan mechanism 14 includes being installed on the apparatus body 15, two be installed in it is described
The right side scanning phase that left side scanning camera 141, two in Surface scan mechanism body is installed in the Surface scan mechanism body
It is equiped with respectively on machine, left side scanning camera 141 and right side scanning camera for driving the camera lens to carry out θ axle fine settings
The camera lens of motor, left side scanning camera 141 and right side scanning camera and the face detection station and face detection coding station
On detection plane it is parallel.
Liquid crystal display die set optical detection apparatus 10 also includes being installed on the scanning camera of the right side and is used for unqualified liquid
Brilliant display module carries out the code spraying device of coding.
The invention also discloses a kind of liquid crystal display die set optical detecting method, comprise the following steps：
S1：Artificial loading, the rotating disk turn to the position that suitable liquid crystal display die set carries out optical detection；
S2：Two left side scanning cameras are fine-tuning to the angle for the capture that is adapted to take pictures, and the vacuum suction structure is opened to liquid
Brilliant display module sucks；
S3：Liquid crystal display die set on the Scanning Detction station of two left sides scanning camera opposite carries out capture of taking pictures, two
Liquid crystal display die set on the Scanning Detction coding station of right side scanning camera opposite carries out capture of taking pictures, the first line scan camera and
Second line scan camera moves left and right and carries out capture of taking pictures, ink jet numbering machine to the liquid crystal display die set in the line detection station simultaneously
Coding is carried out to defective products liquid crystal display die set；
S4：The vacuum suction structure is closed, and rotating disk rotates a station, then in the case where feeding station is carried out manually
Material, and artificial loading；
S5：Rotating disk rotates a station, repeat step S3 to S4, until detection is completed.
The liquid crystal display die set optical detection apparatus and method can improve the detection efficiency to liquid crystal display die set, can be to more
Individual liquid crystal display die set detect simultaneously, and recall rate is high, can ensure liquid crystal display die set and the depth of parallelism and energy of camera lens
Meet that camera calibration is taken pictures image quality.
It should be appreciated that it these are only the preferred embodiments of the present invention, it is impossible to therefore the scope of the claims of the limitation present invention,
Every equivalent structure made using description of the invention and accompanying drawing content or equivalent flow conversion, or be directly or indirectly used in
Other related technical areas, it is included within the scope of the present invention.
Claims (5)
- A kind of 1. liquid crystal display die set optical detection apparatus, it is characterised in that：Including apparatus body, it is installed on apparatus body For alternately being placed to liquid crystal display die set progress station and ensuring four station rotary devices of the liquid crystal display die set depth of parallelism, dress To the liquid crystal display die set on the four station rotaries device the take pictures two-wire of capture of being used on apparatus body is swept Retouch camera mechanism, two be installed on apparatus body be used on the four station rotaries device liquid crystal display die set carry out Take pictures the Surface scan camera mechanism of capture, the four station rotaries device includes a rotating disk, on the four station rotaries device Install feeding station, the Surface scan detection station of wired Scanning Detction station and the line Scanning Detction station Relative distribution, face Scanning Detction coding station, the line Scanning Detction station, feeding station, Surface scan detection station and Surface scan detection coding work Center circumferential of the position along the rotating disk is distributed, and corresponds to and is equiped with respectively on each station on the four station rotaries device For two liquid crystal display die sets to be carried out with the synchronous regulation mechanism of detection simultaneously, the Surface scan detection station and Surface scan inspection Survey end face of the coding station away from the synchronous regulation mechanism and be correspondingly equiped with elevating mechanism component.
- 2. liquid crystal display die set optical detection apparatus according to claim 1, it is characterised in that：The four station rotaries dress Put including the first drive mechanism for being used to drive the rotating disk to carry out 360 degree of rotations together with rotating disk installing.
- 3. liquid crystal display die set optical detection apparatus according to claim 1 or 2, it is characterised in that：The hoisting mechanism The Level tune knot of the depth of parallelism of the component including hoisting mechanism body, for ensuring the liquid crystal display die set and camera lens Structure, be installed on the hoisting mechanism body and can drive lift structure that the level adjusting structure moves up and down, with it is described The vacuum adsorption mechanism that level adjusting structure is assembled together and can sucked to the liquid crystal display die set, the horizontal tune Nodule structure is assembled together with the lift structure.
- 4. liquid crystal display die set optical detection apparatus according to claim 1, it is characterised in that：The synchronous regulation mechanism Including the second driving structure, positioning component, can be described along same rectilinear direction reciprocating the first slide plate and the second slide plate At least two positioning components are correspondingly provided with first slide plate and second slide plate respectively, first slide plate and described second are slided The positioning component being correspondingly arranged on plate collectively forms the clamp assemblies for clamping liquid crystal display die set, second drive component The first slide plate and the second slide plate, second driving structure include gear, the first rack and the second tooth described in drive connection respectively Bar, first rack are fixedly installed on first slide plate, and second rack is fixedly installed on second slide plate, The gear is connected with first rack and second rack tooth respectively.
- 5. liquid crystal display die set optical detection apparatus according to claim 1, it is characterised in that：The double line scanning camera Mechanism includes profile scanner structure body, the horizontal slide rail being arranged on profile scanner structure body, is assemblied in the horizontal slide rail Sliding block together, the first line scan camera structure, the second line scan camera structure, it is installed on the profile scanner structure body For driving the first line scan camera structure and the second line scan camera structure to carry out left and right shifting on horizontal slide rail Dynamic X-axis driving structure, the left camera adjustments plate being assembled together with the sliding block, the right phase being assembled together with the sliding block Machine adjustable plate, the first light-source structure and secondary light source structure, the left camera adjustments plate is by the first line scan camera structure Linked together with the sliding block, the second line scan camera structure is connected to by the right camera adjustments plate with the sliding block Together, the first line scan camera structure include to the liquid crystal display die set take pictures First Line of capture scans phase Machine, the second line scan camera structure include the liquid crystal display die set take pictures the second line scan camera of capture, With the vertical axis of the horizontal slide rail into 30~45 degree, second line scans the shooting angle of first line scan camera The vertical axis of the shooting angle of camera and the horizontal slide rail is into 30~45 degree, and first light-source structure is with described first Line scan camera is corresponding to be arranged at angle of the light-resource fousing in shooting point in mechanism body, the secondary light source Angle of the light-resource fousing in shooting point can be arranged at line scanning by structure with corresponding with second line scan camera In mechanism body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410736753.9A CN104460060B (en) | 2014-12-05 | 2014-12-05 | Liquid crystal display die set optical detection apparatus and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410736753.9A CN104460060B (en) | 2014-12-05 | 2014-12-05 | Liquid crystal display die set optical detection apparatus and method |
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| Publication Number | Publication Date |
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| CN104460060A CN104460060A (en) | 2015-03-25 |
| CN104460060B true CN104460060B (en) | 2018-02-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410736753.9A Active CN104460060B (en) | 2014-12-05 | 2014-12-05 | Liquid crystal display die set optical detection apparatus and method |
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| CN111624793B (en) * | 2020-06-18 | 2023-04-07 | 深圳市明信测试设备股份有限公司 | LCD display module AOI equipment |
| CN111752020A (en) * | 2020-06-24 | 2020-10-09 | 苏州精濑光电有限公司 | Detection device |
| CN113030095A (en) * | 2021-02-24 | 2021-06-25 | 杭州微纳智感光电科技有限公司 | Polaroid appearance defect detecting system |
| CN114011738B (en) * | 2021-11-22 | 2023-10-13 | 苏州朗坤自动化设备股份有限公司 | Lens finished product detection equipment |
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| CN102878924A (en) * | 2012-08-29 | 2013-01-16 | 苏州逸美德自动化科技有限公司 | Turntable type multi-station high-precision detection device based on multi-charge coupled device (CCD) and line laser |
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Effective date of registration: 20240320 Address after: 314000, No. 121 Tianshu Road, Dingjing Science and Technology Park, Economic Development Zone, Jiaxing City, Zhejiang Province Patentee after: ZHEJIANG DINGJING TECHNOLOGY CO.,LTD. Country or region after: Zhong Guo Address before: 518000, 5th floor, Building 4, Zone 2, Zhongguan Honghualing Industrial South Zone, No. 1213 Liuxian Avenue, Taoyuan Street, Nanshan District, Shenzhen, Guangdong Province Patentee before: SHENZHEN SEMIPEAK OPTOELECTRON CO.,LTD. Country or region before: Zhong Guo |