CN106855662A - Repair the bad method of liquid crystal display panel orientation - Google Patents
Repair the bad method of liquid crystal display panel orientation Download PDFInfo
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- CN106855662A CN106855662A CN201710147165.5A CN201710147165A CN106855662A CN 106855662 A CN106855662 A CN 106855662A CN 201710147165 A CN201710147165 A CN 201710147165A CN 106855662 A CN106855662 A CN 106855662A
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- liquid crystal
- crystal display
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- display panel
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- 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
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- 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
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1337—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers
- G02F1/13378—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers by treatment of the surface, e.g. embossing, rubbing or light irradiation
- G02F1/133788—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers by treatment of the surface, e.g. embossing, rubbing or light irradiation by light irradiation, e.g. linearly polarised light photo-polymerisation
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Liquid Crystal (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Mathematical Physics (AREA)
Abstract
The present invention provides a kind of reparation liquid crystal display panel orientation bad method.The bad method of liquid crystal display panel orientation of repairing detects that each liquid crystal display panel that light alignment manufacture process has been completed on motherboard of liquid crystal display is bad with the presence or absence of orientation by camera and processor, and record the position at the bad place of orientation, heated by the position at the heat gun place bad to the orientation again, orientation again is carried out to motherboard of liquid crystal display by UV light sources simultaneously, and then it is bad to repair liquid crystal display panel orientation, avoid producing grayscale difference because of the bad caused liquid crystal display panel of orientation, ensure the yield and quality of product, lift product competitiveness.
Description
Technical field
The present invention relates to display technology field, more particularly to a kind of bad method of reparation liquid crystal display panel orientation.
Background technology
Liquid crystal display device (LCD, Liquid Crystal Display) has many merits such as the thin, power saving of fuselage, obtains
To being widely applied.Liquid crystal display device major part on existing market is backlit liquid crystal display panel, and it includes liquid crystal
Display panel and backlight module (backlight module), liquid crystal display panel generally include again：One color membrane substrates (Color
Filter Substrate, CF Substrate), a thin-film transistor array base-plate (Thin Film Transistor
Array Substrate, TFT Array Substrate) and one it is configured at liquid crystal layer (Liquid between two substrates
Crystal Layer).Pixel electrode and public electrode are respectively provided with general array base palte and color membrane substrates.When voltage is applied
Being added to pixel electrode will produce electric field with public electrode in liquid crystal layer, and the electric field determines the orientation of liquid crystal molecule, so that
The polarization of the light of liquid crystal layer is incided in adjustment, makes liquid crystal panel display image.
The moulding process of usual liquid crystal display panel is generally comprised：Leading portion array (Array) processing procedure (film, gold-tinted, etching
And stripping), stage casing (drive IC with print into box (Cell) processing procedure (TFT substrate and CF baseplate-laminatings) and back segment module group assembling processing procedure
Printed circuit board is pressed), wherein, leading portion Array processing procedures are mainly to form TFT substrate, in order to control the motion of liquid crystal molecule；In
Section Cell processing procedures are mainly to be added between TFT substrate and CF substrates liquid crystal and carries out orientation to liquid crystal；Back segment module group assembling system
Journey is mainly the integration for driving IC pressings and printed circuit board (PCB), and then drives liquid crystal molecule to rotate, display image.
Specifically, the stage casing includes into box processing procedure：Applied respectively on the motherboard of array base palte and the motherboard of color membrane substrates
Lighting orientation polymer, forms two smooth alignment films；The dispenser method molecule on the motherboard of array base palte or the motherboard of color membrane substrates
With coating glue frame；By the motherboard of the motherboard of array base palte and color membrane substrates to a group laminating, solidify glue frame, form liquid crystal display panel
Motherboard；By the cooperation of applied voltage and ultraviolet (Ultraviolet Rays, UV) light to the mother of the liquid crystal display panel
Plate carries out light orientation, forms the first alignment film and the second alignment film, and liquid crystal molecule is made by the first alignment film and the second alignment film
Development pattern is arranged.
In light process of alignment, because motherboard part membrane thickness unevenness, the TFT line widths of liquid crystal display panel are uneven and
Be heated in process of alignment it is uneven wait various factors influence, the bad phenomenon of local orientation often occurs, cause product
Yield and quality reduction, influence product competitiveness.
The content of the invention
The bad method of liquid crystal display panel orientation is repaired it is an object of the invention to provide a kind of, can be in liquid crystal display
The orientation that liquid crystal display panel is detected and repaired on motherboard is bad, lifts the yield and quality of product.
To achieve the above object, the bad method of liquid crystal display panel orientation is repaired the invention provides a kind of, including such as
Lower step：
Step 1, offer motherboard of liquid crystal display, are placed with multiple and have completed light alignment manufacture process in the motherboard of liquid crystal display
Liquid crystal display panel, each liquid crystal display panel includes a signal input point；
Step 2, offer microscope carrier, the camera above the microscope carrier and the place being electrically connected with the camera
Reason device, the motherboard of liquid crystal display is positioned on the microscope carrier；
Step 3, each signal provided on signal input device, the signal input device and the motherboard of liquid crystal display
Input point is electrically connected with；
Step 4, the signal input device light signal to motherboard of liquid crystal display input, while lighting the liquid crystal
Each liquid crystal display panel on display master blank, the camera shoots the image that described each liquid crystal display panel shows simultaneously
And it is transferred to processor；
The image that each liquid crystal display panel that step 5, the processor shoot according to the camera shows determines each
It is bad with the presence or absence of orientation in individual liquid crystal display panel, if the position that the bad place of the orientation is recorded in the presence of if, and enter step
Rapid 6, if the end operation in the absence of if；
Step 6, offer heat gun and UV light sources, the heat gun and UV light sources are electrically connected with the processor, institute
Heat gun is stated located at the lower section of the microscope carrier, the UV light sources are located at the top of the microscope carrier；
Step 7, the processor control the heat gun to move to the bad place of orientation in the motherboard of liquid crystal display
The lower section of position；The processor controls the heat gun to preheat the position at the bad place of the orientation；Preheating is completed
Afterwards, the signal input device is input into orientation signal to the motherboard of liquid crystal display, and the processor control UV light sources are opened, right
The motherboard of liquid crystal display carries out orientation again, while heat gun proceeds heating to the position at the bad place of the orientation；Again
After the completion of orientation, the processor control UV light sources and heat gun are closed, and return to step 4.
In the step 7 preheat when a length of 10 to 600 seconds.
UV light sources in the step 7 motherboard of liquid crystal display is carried out orientation again when a length of 10 to 1200 seconds.
In the step 7 again after the completion of orientation, the processor control UV light sources are first closed, and are closed after heat gun.
The quantity of the camera is one, and the picture that one camera shoots covers whole motherboard of liquid crystal display.
The quantity of the camera is multiple, and whole liquid crystal display is covered after the picture splicing that the multiple camera shoots
Motherboard.
The pixel of the camera is 1,000,000 pixels to 100,000,000 pixels.
If N and M are positive integer, the quantity of the position at the bad place of orientation recorded in the step 5 is described for N number of
The quantity of the heat gun that step 6 is provided is M；
When N is more than M, processor described in the step 7 controls M heat gun respectively to the M in motherboard of liquid crystal display
Heated the position at the individual bad place of orientation；
When N is less than or equal to M, processor described in the step 7 controls N number of heat gun respectively to motherboard of liquid crystal display
In the position at the bad place of N number of orientation heated.
Each liquid crystal display panel is controlled to show the image of a preset gray scale by lighting signal in the step 4；
In the image that each liquid crystal display panel that processor described in the step 5 shoots according to the camera shows
With the presence or absence of bad with the presence or absence of orientation in the actual gray position judgment different from preset gray scale each liquid crystal display panel.
The bad place of the orientation is recorded in the step 5 by way of recording the coordinate at the bad place of the orientation
Position；
Processor heat gun according to the coordinate control at the bad place of the orientation described in the step 7 moves to institute
State the lower section of the position at the bad place of orientation in motherboard of liquid crystal display.
Beneficial effects of the present invention：The present invention provides a kind of reparation liquid crystal display panel orientation bad method, the method
Detect whether each liquid crystal display panel that light alignment manufacture process has been completed on motherboard of liquid crystal display is deposited by camera and processor
It is bad in orientation, and record the position at the bad place of orientation, then entered by the position at the heat gun place bad to the orientation
Row heating, while orientation again is carried out to motherboard of liquid crystal display by UV light sources, and then reparation liquid crystal display panel orientation is bad, keeps away
Exempt to produce grayscale difference because of the bad caused liquid crystal display panel of orientation, it is ensured that the yield and quality of product, lift product competition
Power.
Brief description of the drawings
In order to be able to be further understood that feature of the invention and technology contents, refer to below in connection with of the invention detailed
Illustrate and accompanying drawing, however accompanying drawing only provide with reference to and explanation use, not for being any limitation as to the present invention.
In accompanying drawing,
The step of Fig. 1 is the reparation bad method of liquid crystal display panel orientation of the invention 1 to step 4 schematic diagram；
Fig. 2 is the schematic diagram of step 5 in the bad method of reparation liquid crystal display panel orientation of the invention；
The step of Fig. 3 is the reparation bad method of liquid crystal display panel orientation of the invention 6 to step 7 schematic diagram.
Specific embodiment
Further to illustrate technological means and its effect that the present invention is taken, it is preferable to carry out below in conjunction with of the invention
Example and its accompanying drawing are described in detail.
The present invention provides a kind of reparation liquid crystal display panel orientation bad method, comprises the following steps：
Step 1, refer to Fig. 1, there is provided motherboard of liquid crystal display 1, multiple is placed with the motherboard of liquid crystal display 1 and has been completed
The liquid crystal display panel 11 of light alignment manufacture process, each liquid crystal display panel 11 includes a signal input point 12.
Step 2, refer to Fig. 1, there is provided microscope carrier 2, the camera 3 located at the top of the microscope carrier 2 and with the camera
3 processors 4 being electrically connected with, the motherboard of liquid crystal display 1 is positioned on the microscope carrier 2.
Alternatively, the quantity of the camera 3 can be one or more, when the quantity of the camera 3 is one,
The picture that the camera 3 shoots must cover whole motherboard of liquid crystal display 1, described when the quantity of the camera 3 is for multiple
Whole motherboard of liquid crystal display 1 must be covered after the picture splicing that multiple cameras 3 shoot, and then is ensured on motherboard of liquid crystal display 1
Each position have corresponding image, prevent missing inspection.
Specifically, the pixel of the camera 3 can be selected as needed, and preferred scope is 1,000,000 pixels to 100,000,000
Pixel.
Step 3, refer to Fig. 1, there is provided signal input device 5, the signal input device 5 and the motherboard of liquid crystal display
Each signal input point 12 on 1 is electrically connected with.
It is noted that due to the enormous size of motherboard of liquid crystal display 1, it is therefore desirable to on motherboard of liquid crystal display 1
Each liquid crystal display panel 11 is respectively configured signal input point 12, to avoid signal transmission distance long, and reduces because of transmission line
The voltage drop that resistance causes.
Preferably, the signal input device 5 passes through a signal input probe (not shown) and the signal input point 12
It is electrically connected with.
Step 4, Fig. 1 is referred to, the signal input device 5 lights signal to the input of the motherboard of liquid crystal display 1, while
Each liquid crystal display panel 11 on the motherboard of liquid crystal display 1 is lighted, the camera 3 shoots described each liquid crystal simultaneously
Show the image of the display of panel 11 and be transferred to processor 4.
Specifically, each liquid crystal display panel is controlled to show the figure of a preset gray scale by lighting signal in the step 4
Picture, for example, controlling each liquid crystal display panel to show the image of one 200 GTGs by lighting signal.
Step 5, Fig. 2 is referred to, each liquid crystal display panel 11 that the processor 4 shoots according to the camera 3 shows
The image for showing determine it is bad with the presence or absence of orientation in each liquid crystal display panel 11, if recording the bad place of the orientation in the presence of if
Position, and enter step 6, if in the absence of if end operation.
Specifically, the image of each liquid crystal display panel 11 display that the processor 4 shoots according to the camera 3 is
No have grayscale difference and judge bad with the presence or absence of orientation in described each liquid crystal display panel 11.
Further, each liquid crystal display panel that processor described in the step 5 shoots according to the camera shows
With the presence or absence of whether there is in actual gray position judgment each liquid crystal display panel different from preset gray scale in the image for showing
Orientation is bad, as shown in Fig. 2 the GTG of most of position is equal to preset gray scale in the image that shows of liquid crystal display panel, and
GTG at position 100 is not equal to preset gray scale, hence it is evident that difference and other positions, then assert at the position 100 there is orientation not
It is good.
Specifically, the orientation is recorded not by way of recording the coordinate at the bad place of the orientation in the step 5
The position at good place, for example, there is the coordinate of the bad then record position 100 of orientation at position 100.
Step 6, refer to Fig. 3, there is provided heat gun 6 and UV light sources 7, the heat gun 6 and UV light sources 7 with the treatment
Device 4 is electrically connected with, and, located at the lower section of the microscope carrier 2, the UV light sources 7 are located at the top of the microscope carrier 2 for the heat gun 6.
Step 7, Fig. 3 is referred to, the processor 4 controls the heat gun 6 to match somebody with somebody in moving to the motherboard of liquid crystal display 1
To the lower section of the position at bad place；The processor 4 controls the position at the bad place of orientation of the heat gun 6 pairs to carry out
Preheating；After the completion of preheating, the signal input device 5 is input into orientation signal, the processor 4 to the motherboard of liquid crystal display 1
Control UV light sources 7 are opened, and orientation again is carried out to the motherboard of liquid crystal display 1, while the bad place of orientation of heat gun 6 pairs
Position proceeds heating；Again after the completion of orientation, the control UV of the processor 4 light sources 7 and heat gun 6 are closed, and return to step
4。
Specifically, the heat gun according to the coordinate control at the bad place of the orientation of processor 4 described in the step 7
The lower section of 6 positions for moving to the bad place of orientation in the motherboard of liquid crystal display 1.
Specifically, the duration for being preheated in the step 7 can be configured according to the bad intensity of anomaly of orientation, and preferably 10
To 600 seconds.The duration that 7 pairs of motherboard of liquid crystal display 1 of UV light sources in the step 7 carry out orientation again can be bad according to orientation
Intensity of anomaly be configured, preferably 10 to 1200 seconds.
Further, in the step 7 again after the completion of orientation, the control UV of the processor 4 light sources 7 are first closed, heat gun 6
After close, and then ensure that the position at orientation bad place is sufficiently heated, lift repairing effect.
Alternatively, the quantity of the heat gun 6 for being provided in the step 6 can be configured as needed, the processor 4
According to the quantity of heat gun 6 institute bad with the orientation of reparation in the quantity rate-determining steps 7 of the position at the bad place of orientation of record
Position quantity, specifically, if N and M are positive integer, the position at the bad place of orientation recorded in the step 5
Quantity for N number of, the quantity of the heat gun 6 that the step 6 is provided is M；
When N is more than M, processor 4 described in the step 7 controls M heat gun 6 respectively in motherboard of liquid crystal display 1
The position at the bad place of M orientation heated, such as it is bad with the presence of 5 position orientations in motherboard of liquid crystal display 1, carry
The quantity of the heat gun 6 of confession is 3, and now the orientation of 3 heat guns of control of processor 4,6 pairs of wherein 3 positions is bad repaiies
Multiple, the orientation of remaining 2 positions is bad, is repaired in the next circulation after return to step 4, and return to step 4
The new bad position for still having in 3 positions above repaired and not repairing qualified position or discovery is there is likely to be afterwards, now
This is not repaired qualified position or new bad position and can together be repaired with remaining 2 orientation bad positions, by repairing
With the circulation of detection, the reparation of whole motherboard of liquid crystal display 1 is finally completed.
When N is less than or equal to M, processor 4 described in the step 7 controls N number of heat gun 6 female to liquid crystal display respectively
The position at the bad place of N number of orientation in plate 1 is heated, such as in motherboard of liquid crystal display 1 with the presence of 3 position orientations not
It is good, there is provided the quantity of heat gun 6 be 5, now processor 4 controls the orientation of 3 heat guns 6 pairs of wherein 3 positions bad
Repaired, remaining 2 heat gun 6 does not work, be also required to be detected again after the completion of reparation until completing whole liquid crystal
Show the reparation of motherboard 1.
It should be noted that in the bad repair process of the orientation of liquid crystal display panel of the invention, the bad place of orientation
Position has heat gun 6 to heat, and then the orientation of the position can more fully, so that will with respect to other positions when orientation again is carried out
The GTG of position at the bad place of orientation is evened up with the GTG of other positions, it is ensured that the taste of product is not when follow-up lighting is checked
Larger grayscale difference can occur.
It is understood that repair process of the invention can be completed in existing smooth alignment manufacture process board, by existing
Camera 3 and heat gun 6 are added in some light alignment manufacture process boards, and adds the bad detection of orientation and reparation in systems
Control and processing procedure, you can realize the bad reparation of the orientation of liquid crystal display panel of the invention.
In sum, the present invention provides a kind of reparation liquid crystal display panel orientation bad method, and the method is by shooting
Each liquid crystal display panel that light alignment manufacture process has been completed on head and processor detection motherboard of liquid crystal display whether there is orientation not
It is good, and record the position at the bad place of orientation, then heated by the position at the heat gun place bad to the orientation, together
When orientation again is carried out to motherboard of liquid crystal display by UV light sources, and then it is bad to repair liquid crystal display panel orientation, it is to avoid because of orientation
Liquid crystal display panel produces grayscale difference caused by bad, it is ensured that the yield and quality of product, lifts product competitiveness.
The above, for the person of ordinary skill of the art, can be with technology according to the present invention scheme and technology
Other various corresponding changes and deformation are made in design, and all these changes and deformation should all belong to the claims in the present invention
Protection domain.
Claims (10)
1. it is a kind of to repair the bad method of liquid crystal display panel orientation, it is characterised in that to comprise the following steps：
Step 1, offer motherboard of liquid crystal display (1), are placed with multiple and have completed light alignment manufacture process in the motherboard of liquid crystal display (1)
Liquid crystal display panel (11), each liquid crystal display panel (11) include signal input point (12)；
Step 2, provide microscope carrier (2), the camera (3) above the microscope carrier (2) and with the camera (3) electrically
The processor (4) of connection, the motherboard of liquid crystal display (1) is positioned on the microscope carrier (2)；
Step 3, provide each on signal input device (5), the signal input device (5) and the motherboard of liquid crystal display (1)
Individual signal input point (12) is electrically connected with；
Step 4, the signal input device (5) light signal to the motherboard of liquid crystal display (1) input, while lighting the liquid
Each liquid crystal display panel (11) on brilliant display master blank (1), the camera (3) are while shoot described each LCD
The image of plate (11) display is simultaneously transferred to processor (4)；
The image that each liquid crystal display panel (11) that step 5, the processor (4) shoot according to the camera (3) shows
Determine it is bad with the presence or absence of orientation in each liquid crystal display panel (11), if the position that the bad place of the orientation is recorded in the presence of if
Put, and enter step 6, if the end operation in the absence of if；
Step 6, provide heat gun (6) and UV light sources (7), the heat gun (6) and UV light sources (7) with the processor (4)
It is electrically connected with, located at the lower section of the microscope carrier (2), the UV light sources (7) are located at the upper of the microscope carrier (2) for the heat gun (6)
Side；
Step 7, the processor (4) control the heat gun (6) to move to the bad institute of orientation in the motherboard of liquid crystal display (1)
Position lower section；It is pre- that the processor (4) controls the heat gun (6) to carry out the position at the bad place of the orientation
Heat；After the completion of preheating, the signal input device (5) is input into orientation signal, the processor to the motherboard of liquid crystal display (1)
(4) control UV light sources (7) is opened, and orientation again is carried out to the motherboard of liquid crystal display (1), while heat gun (6) is to the orientation
The position at bad place proceeds heating；Again after the completion of orientation, the processor (4) controls UV light sources (7) and heat gun (6)
Close, and return to step 4.
2. it is as claimed in claim 1 to repair the bad method of liquid crystal display panel orientation, it is characterised in that in the step 7
Preheating when a length of 10 to 600 seconds.
3. it is as claimed in claim 1 to repair the bad method of liquid crystal display panel orientation, it is characterised in that in the step 7
UV light sources (7) motherboard of liquid crystal display (1) is carried out orientation again when a length of 10 to 1200 seconds.
4. it is as claimed in claim 1 to repair the bad method of liquid crystal display panel orientation, it is characterised in that in the step 7
Again after the completion of orientation, the processor (4) controls UV light sources (7) first to close, and heat gun (6) is closed afterwards.
5. it is as claimed in claim 1 to repair the bad method of liquid crystal display panel orientation, it is characterised in that the camera
(3) quantity is one, and the picture that one camera (3) shoots covers whole motherboard of liquid crystal display (1).
6. it is as claimed in claim 1 to repair the bad method of liquid crystal display panel orientation, it is characterised in that the camera
(3) quantity is multiple, and whole motherboard of liquid crystal display (1) is covered after the picture splicing that the multiple camera (3) shoots.
7. it is as claimed in claim 1 to repair the bad method of liquid crystal display panel orientation, it is characterised in that the camera
(3) pixel is 1,000,000 pixels to 100,000,000 pixels.
8. it is as claimed in claim 1 to repair the bad method of liquid crystal display panel orientation, it is characterised in that to set N and M is just
Integer, the quantity of the position at the bad place of orientation recorded in the step 5 is N number of, the number of the heat gun that the step 6 is provided
Measure is M；
When N is more than M, processor (4) described in the step 7 controls M heat gun (6) respectively to motherboard of liquid crystal display (1)
In the position at the bad place of M orientation heated；
When N is less than or equal to M, processor (4) described in the step 7 controls N number of heat gun (6) female to liquid crystal display respectively
Heated the position at the bad place of N number of orientation in plate (1).
9. it is as claimed in claim 1 to repair the bad method of liquid crystal display panel orientation, it is characterised in that in the step 4
Each liquid crystal display panel (11) is controlled to show the image of a preset gray scale by lighting signal；
What each liquid crystal display panel (11) that processor (4) described in the step 5 shoots according to the camera (3) showed
With the presence or absence of whether there is in actual gray position judgment each liquid crystal display panel (11) different from preset gray scale in image
Orientation is bad.
10. it is as claimed in claim 1 to repair the bad method of liquid crystal display panel orientation, it is characterised in that in the step 5
The position at the bad place of the orientation is recorded by way of recording the coordinate at the bad place of the orientation；
The heat gun (6) according to the coordinate control at the bad place of the orientation of processor (4) described in the step 7 is moved to
The lower section of the position at the bad place of orientation in the motherboard of liquid crystal display (1).
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| CN201710147165.5A CN106855662B (en) | 2017-03-13 | 2017-03-13 | Repair the undesirable method of liquid crystal display panel orientation |
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| CN201710147165.5A CN106855662B (en) | 2017-03-13 | 2017-03-13 | Repair the undesirable method of liquid crystal display panel orientation |
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| CN106855662B CN106855662B (en) | 2019-09-17 |
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| CN107315285A (en) * | 2017-07-19 | 2017-11-03 | 深圳市华星光电半导体显示技术有限公司 | A kind of temperature control alignment apparatus |
| CN109739032A (en) * | 2019-01-24 | 2019-05-10 | 深圳市华星光电半导体显示技术有限公司 | Liquid crystal check machine and its detection method in a kind of smooth orientation back box |
| WO2019153474A1 (en) * | 2018-02-11 | 2019-08-15 | 深圳市华星光电半导体显示技术有限公司 | Display component and manufacturing method therefor |
| CN110187564A (en) * | 2019-05-21 | 2019-08-30 | 深圳市华星光电技术有限公司 | A kind of display panel and preparation method thereof |
| CN111796442A (en) * | 2020-07-30 | 2020-10-20 | 固安浩瀚光电科技有限公司 | Liquid crystal display panel bad alignment repairing equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108761926A (en) * | 2018-05-09 | 2018-11-06 | 深圳市华星光电技术有限公司 | Orientation microcosmic detection equipment and orientation detection method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08122785A (en) * | 1994-10-24 | 1996-05-17 | Toshiba Corp | Oriented film evaluating device and evaluation method for oriented film |
| CN1580908A (en) * | 2004-05-21 | 2005-02-16 | 友达光电股份有限公司 | Directional detecting method and device for coordinating film |
| CN1873480A (en) * | 2005-06-03 | 2006-12-06 | 株式会社东芝 | Method and device for repairing liquid crystal screen |
| CN102749740A (en) * | 2012-07-27 | 2012-10-24 | 南京中电熊猫液晶显示科技有限公司 | Method for optically repairing point defect |
| CN105425477A (en) * | 2016-01-06 | 2016-03-23 | 京东方科技集团股份有限公司 | Manufacturing method of display panel, display panel and display device |
-
2017
- 2017-03-13 CN CN201710147165.5A patent/CN106855662B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08122785A (en) * | 1994-10-24 | 1996-05-17 | Toshiba Corp | Oriented film evaluating device and evaluation method for oriented film |
| CN1580908A (en) * | 2004-05-21 | 2005-02-16 | 友达光电股份有限公司 | Directional detecting method and device for coordinating film |
| CN1873480A (en) * | 2005-06-03 | 2006-12-06 | 株式会社东芝 | Method and device for repairing liquid crystal screen |
| CN102749740A (en) * | 2012-07-27 | 2012-10-24 | 南京中电熊猫液晶显示科技有限公司 | Method for optically repairing point defect |
| CN105425477A (en) * | 2016-01-06 | 2016-03-23 | 京东方科技集团股份有限公司 | Manufacturing method of display panel, display panel and display device |
Cited By (8)
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|---|---|---|---|---|
| CN107315285A (en) * | 2017-07-19 | 2017-11-03 | 深圳市华星光电半导体显示技术有限公司 | A kind of temperature control alignment apparatus |
| CN107315285B (en) * | 2017-07-19 | 2018-07-27 | 深圳市华星光电半导体显示技术有限公司 | A kind of temperature control alignment apparatus |
| WO2019015057A1 (en) * | 2017-07-19 | 2019-01-24 | 深圳市华星光电半导体显示技术有限公司 | Temperature-control alignment device |
| WO2019153474A1 (en) * | 2018-02-11 | 2019-08-15 | 深圳市华星光电半导体显示技术有限公司 | Display component and manufacturing method therefor |
| CN109739032A (en) * | 2019-01-24 | 2019-05-10 | 深圳市华星光电半导体显示技术有限公司 | Liquid crystal check machine and its detection method in a kind of smooth orientation back box |
| CN110187564A (en) * | 2019-05-21 | 2019-08-30 | 深圳市华星光电技术有限公司 | A kind of display panel and preparation method thereof |
| CN111796442A (en) * | 2020-07-30 | 2020-10-20 | 固安浩瀚光电科技有限公司 | Liquid crystal display panel bad alignment repairing equipment |
| CN111796442B (en) * | 2020-07-30 | 2023-03-24 | 固安浩瀚光电科技有限公司 | Liquid crystal display panel bad alignment repairing equipment |
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