CN106855662B - Repair the undesirable method of liquid crystal display panel orientation - Google Patents
Repair the undesirable method of liquid crystal display panel orientation Download PDFInfo
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- CN106855662B CN106855662B CN201710147165.5A CN201710147165A CN106855662B CN 106855662 B CN106855662 B CN 106855662B CN 201710147165 A CN201710147165 A CN 201710147165A CN 106855662 B CN106855662 B CN 106855662B
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- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 143
- 238000000034 method Methods 0.000 title claims abstract description 45
- 230000008439 repair process Effects 0.000 title abstract description 7
- 238000004519 manufacturing process Methods 0.000 claims abstract description 8
- 239000007788 liquid Substances 0.000 claims description 2
- 238000001514 detection method Methods 0.000 abstract description 5
- 239000000758 substrate Substances 0.000 description 19
- 238000012545 processing Methods 0.000 description 7
- 239000010408 film Substances 0.000 description 6
- 239000012528 membrane Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 239000010409 thin film Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000009790 rate-determining step (RDS) Methods 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
Classifications
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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
-
- 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 undesirable method.The reparation undesirable method of liquid crystal display panel orientation is bad with the presence or absence of orientation by each liquid crystal display panel that light alignment manufacture process is completed on camera and processor detection motherboard of liquid crystal display, and record the position at the bad place of orientation, it is heated again by position of the heat gun to the undesirable place of the orientation, orientation again is carried out to motherboard of liquid crystal display by UV light source simultaneously, and then it is bad to repair liquid crystal display panel orientation, avoid because orientation it is bad caused by liquid crystal display panel generate grayscale difference, guarantee the yield and quality of product, promotes product competitiveness.
Description
Technical field
The present invention relates to field of display technology more particularly to a kind of undesirable methods of reparation liquid crystal display panel orientation.
Background technique
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 on existing market is largely backlit liquid crystal display panel comprising liquid crystal
Display panel and backlight module (backlight module), liquid crystal display panel include: again usually a 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 is respectively set on general array substrate and color membrane substrates.When voltage is applied
Electric field will be generated in the liquid crystal layer by being added to pixel electrode and public electrode, which determines the orientation of liquid crystal molecule, thus
The polarization of the light of liquid crystal layer is incident in adjustment, and liquid crystal display panel is made to show image.
The moulding process of usual liquid crystal display panel generally comprises: leading portion array (Array) processing procedure (film, yellow light, etching
And stripping), middle section is at box (Cell) processing procedure (TFT substrate is bonded with CF substrate) and back segment module group assembling processing procedure (driving IC and print
Printed circuit board pressing), wherein leading portion Array processing procedure mainly forms TFT substrate, in order to control the movement of liquid crystal molecule；In
Section Cell processing procedure mainly adds liquid crystal between TFT substrate and CF substrate and carries out orientation to liquid crystal；Back segment module group assembling system
Journey is mainly to drive the integration of IC pressing and printed circuit board, and then drive liquid crystal molecule rotation, shows image.
Specifically, the middle section includes: to apply respectively on the motherboard of array substrate and the motherboard of color membrane substrates at box processing procedure
Lighting orientation polymer forms two smooth alignment films；The dispenser method molecule on the motherboard of array substrate or the motherboard of color membrane substrates
With coating glue frame；By the motherboard of the motherboard of array substrate and color membrane substrates to a group fitting, solidify glue frame, forms 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, makes liquid crystal molecule by the first alignment film and the second alignment film
Development pattern arrangement.
In light process of alignment, because of the motherboard part membrane thickness unevenness of liquid crystal display panel, TFT line width it is uneven and
The influence of the even equal various factors of uneven heating, often will appear the bad phenomenon of local orientation, leads to product in process of alignment
Yield and quality reduce, and influence product competitiveness.
Summary of the invention
The purpose of the present invention is to provide a kind of undesirable methods of reparation liquid crystal display panel orientation, can be in liquid crystal display
It is detected on motherboard and the orientation for repairing liquid crystal display panel is bad, promote the yield and quality of product.
To achieve the above object, the present invention provides a kind of undesirable methods of reparation liquid crystal display panel orientation, including such as
Lower step:
Step 1 provides motherboard of liquid crystal display, and multiple light alignment manufacture process that are completed are placed in the motherboard of liquid crystal display
Liquid crystal display panel, each liquid crystal display panel include a signal input point；
Step 2 provides microscope carrier, the camera above the microscope carrier and the place being electrically connected with the camera
Device is managed, the motherboard of liquid crystal display is placed on the microscope carrier；
Step 3 provides signal input device, each signal on the signal input device and the motherboard of liquid crystal display
Input point is electrically connected；
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 shoot the image that each liquid crystal display panel is shown simultaneously
And it is transferred to processor；
Step 5, the processor determine each according to the image that each liquid crystal display panel that the camera is shot is shown
It is bad with the presence or absence of orientation in a liquid crystal display panel, the position at the bad place of the orientation is then recorded if it exists, and enters step
Rapid 6, then end operation if it does not exist；
Step 6 provides heat gun and UV light source, and the heat gun and UV light source are electrically connected with the processor, institute
The lower section that heat gun is set to the microscope carrier is stated, the UV light source is set to the top of the microscope carrier；
Step 7, the processor control the heat gun and are moved to the bad place of orientation in the motherboard of liquid crystal display
The lower section of position；The processor controls the heat gun and preheats to the position at the bad place of the orientation；Preheating is completed
Afterwards, the signal input device inputs orientation signal to the motherboard of liquid crystal display, and the processor control UV light source is opened, right
The motherboard of liquid crystal display carries out orientation again, while heat gun continues to heat to the position at the bad place of the orientation；Again
After the completion of orientation, the processor control UV light source and heat gun are closed, and return step 4.
Preheated in the step 7 when it is 10 to 600 seconds a length of.
UV light source in the step 7 to the motherboard of liquid crystal display carry out orientation again when it is 10 to 1200 seconds a length of.
In the step 7 again after the completion of orientation, the processor control UV light source is first closed, and is closed after heat gun.
The quantity of the camera is one, and the picture of one camera shooting covers entire motherboard of liquid crystal display.
The quantity of the camera be it is multiple, cover entire liquid crystal display after the picture splicing of the multiple camera shooting
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 the orientation recorded in the step 5 be it is N number of, it is described
The quantity for the heat gun that step 6 provides is M；
When N is greater than M, processor described in the step 7 controls M heat gun respectively to the M in motherboard of liquid crystal display
It is heated the position at a 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.
The image that each liquid crystal display panel shows a preset gray scale is controlled by lighting signal in the step 4；
In the image that processor described in the step 5 is shown according to each liquid crystal display panel that the camera is shot
Judge with the presence or absence of the actual gray position different from preset gray scale bad with the presence or absence of orientation in each liquid crystal display panel.
Recording the bad place of the orientation by way of recording the coordinate at the bad place of the orientation in the step 5
Position；
The heat gun according to the coordinate control at the bad place of the orientation of processor described in the step 7 is moved 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 undesirable method, this method
Whether each liquid crystal display panel by the way that light alignment manufacture process is completed on camera and processor detection motherboard of liquid crystal display is deposited
It is bad in orientation, and record the position at the bad place of orientation, then by heat gun to the position at the undesirable place of the orientation into
Row heating, while orientation again is carried out to motherboard of liquid crystal display by UV light source, and then reparation liquid crystal display panel orientation is bad, keeps away
Exempt to generate grayscale difference because of liquid crystal display panel caused by orientation is bad, guarantees the yield and quality of product, promote product competition
Power.
Detailed description of the invention
For further understanding of the features and technical contents of the present invention, it please refers to below in connection with of the invention detailed
Illustrate and attached drawing, however, the drawings only provide reference and explanation, is not intended to limit the present invention.
In attached drawing,
Fig. 1 is schematic diagram of the step 1 for repairing the undesirable method of liquid crystal display panel orientation of the invention to step 4；
Fig. 2 is the schematic diagram for repairing step 5 in the undesirable method of liquid crystal display panel orientation of the invention；
Fig. 3 is schematic diagram of the step 6 for repairing the undesirable method of liquid crystal display panel orientation of the invention to step 7.
Specific embodiment
Further to illustrate technological means and its effect adopted by the present invention, below in conjunction with preferred implementation of the invention
Example and its attached drawing are described in detail.
The present invention provides a kind of reparation liquid crystal display panel orientation undesirable method, includes the following steps:
Step 1, referring to Fig. 1, providing motherboard of liquid crystal display 1, be placed with multiple be completed in the motherboard of liquid crystal display 1
The liquid crystal display panel 11 of light alignment manufacture process, each liquid crystal display panel 11 include a signal input point 12.
Step 2, referring to Fig. 1, provide microscope carrier 2, the camera 3 above the microscope carrier 2 and with the camera
3 processors 4 being electrically connected, the motherboard of liquid crystal display 1 are placed on the microscope carrier 2.
Optionally, the quantity of the camera 3 can be one or more, when the quantity of the camera 3 is one,
The picture of the camera 3 shooting must cover entire motherboard of liquid crystal display 1, described when the quantity of the camera 3 is multiple
Entire motherboard of liquid crystal display 1 must be covered after the picture splicing that multiple cameras 3 are shot, and then is guaranteed on motherboard of liquid crystal display 1
Each position have corresponding image, prevent missing inspection.
Specifically, the pixel of the camera 3, which can according to need, is selected, and preferred scope is 1,000,000 pixels to 100,000,000
Pixel.
Step 3, referring to Fig. 1, provide 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.
It is noted that due to the enormous size of motherboard of liquid crystal display 1, it is therefore desirable on motherboard of liquid crystal display 1
Signal input point 12 is respectively configured in each liquid crystal display panel 11, too long to avoid signal transmission distance, and reduces because of transmission line
Voltage drop caused by resistance.
Preferably, the signal input device 5 passes through signal input probe (not shown) and the signal input point 12
It is electrically connected.
Step 4, referring to Fig. 1, the signal input device 5 to the motherboard of liquid crystal display 1 input light signal, simultaneously
Each liquid crystal display panel 11 on the motherboard of liquid crystal display 1 is lighted, the camera 3 shoots each liquid crystal simultaneously
Show the image that panel 11 is shown and is transferred to processor 4.
Specifically, the figure that each liquid crystal display panel shows a preset gray scale is controlled by lighting signal in the step 4
Picture, for example, controlling the image that each liquid crystal display panel shows one 200 grayscale by lighting signal.
Step 5, referring to Fig. 2, each liquid crystal display panel 11 that is shot according to the camera 3 of the processor 4 is aobvious
The image shown determine in each liquid crystal display panel 11 with the presence or absence of orientation it is bad, then record the bad place of the orientation if it exists
Position, and enter step 6, if it does not exist then end operation.
Specifically, the image that the processor 4 is shot according to the camera 3 each liquid crystal display panel 11 is shown is
It is no there are grayscale difference judge in each liquid crystal display panel 11 with the presence or absence of orientation it is bad.
Further, each liquid crystal display panel that processor described in the step 5 is shot according to the camera is aobvious
Judge to whether there is in each liquid crystal display panel with the presence or absence of the actual gray position different from preset gray scale in the image shown
Orientation is bad, as shown in Fig. 2, the grayscale of most of position is equal to preset gray scale in the image that liquid crystal display panel is shown, and
Grayscale 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 that there are orientations not
It is good.
Specifically, recording the orientation 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 are the coordinates of the bad then record position 100 of orientation at position 100.
Step 6, referring to Fig. 3, provide heat gun 6 and UV light source 7, the heat gun 6 and UV light source 7 with the processing
Device 4 is electrically connected, and the heat gun 6 is set to the lower section of the microscope carrier 2, and the UV light source 7 is set to the top of the microscope carrier 2.
Step 7, referring to Fig. 3, the processor 4 controls the heat gun 6 and is moved in the motherboard of liquid crystal display 1 matches
To the lower section of the position at bad place；The processor 4 controls the heat gun 6 and carries out to the position at the bad place of the orientation
Preheating；After the completion of preheating, the signal input device 5 inputs orientation signal, the processor 4 to the motherboard of liquid crystal display 1
It controls UV light source 7 to open, orientation again is carried out to the motherboard of liquid crystal display 1, while heat gun 6 is to the bad place of the orientation
Position continues to heat；Again after the completion of orientation, the processor 4 controls UV light source 7 and heat gun 6 is closed, and return 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
6 are moved to the lower section of the position at the bad place of orientation in the motherboard of liquid crystal display 1.
Specifically, the duration preheated in the step 7 can be configured according to the undesirable intensity of anomaly of orientation, and preferably 10
To 600 seconds.The duration that UV light source 7 in the step 7 carries out orientation again to the motherboard of liquid crystal display 1 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 processor 4 controls UV light source 7 and first closes, heat gun 6
After close, and then guarantee the bad place of orientation position adequately heated, promoted repairing effect.
Optionally, the quantity of the heat gun 6 provided in the step 6 can be configured as needed, the processor 4
According to the undesirable institute of orientation repaired in the quantity rate-determining steps 7 of the quantity of heat gun 6 and the position at the bad place of the orientation of record
Position quantity, specifically, if N and M are positive integer, the position at the undesirable place of the orientation recorded in the step 5
Quantity be it is N number of, the quantity for the heat gun 6 that the step 6 provides is M；
When N is greater 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 in motherboard of liquid crystal display 1 it is bad with the presence of 5 position orientations, mention
The quantity of the heat gun 6 of confession is 3, and 3 heat guns 6 are bad to the orientation of wherein 3 positions repairs for the control of processor 4 at this time
Multiple, the orientation of remaining 2 positions is bad, is repaired in next circulation after return step 4, and return step 4
Still there is the new bad position for not repairing qualified position or discovery in 3 positions repaired afterwards there is likely to be front, at this time
This is not repaired qualified position or new bad position and can be repaired together with remaining 2 orientation bad positions, and reparation is passed through
With the circulation of detection, it is finally completed the reparation of entire motherboard of liquid crystal display 1.
When N is less than or equal to M, processor 4 described in the step 7 controls N number of heat gun 6 respectively to liquid crystal display mother
The position at the bad place of N number of orientation in plate 1 is heated, for example, in motherboard of liquid crystal display 1 with the presence of 3 position orientations not
Good, the quantity of the heat gun 6 provided is 5, and it is bad to the orientation of wherein 3 positions to control 3 heat guns 6 for processor 4 at this time
It is repaired, remaining 2 heat gun 6 does not work, and is also required to be detected again after the completion of repairing until completing entire 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
There is the heating of heat gun 6 in position, and then the orientation of the position can more sufficiently, thus will with respect to other positions when carrying out orientation again
The grayscale of position and the grayscale of other positions at the bad place of orientation are evened up, and guarantee the taste of product when subsequent lighting checks not
Biggish 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 the undesirable detection of orientation and reparation are added in systems
Control and treatment process, can be realized the undesirable reparation of orientation of liquid crystal display panel of the invention.
In conclusion the present invention provides a kind of reparation liquid crystal display panel orientation undesirable method, this method passes through camera shooting
Each liquid crystal display panel that light alignment manufacture process is completed on head and processor detection motherboard of liquid crystal display whether there is orientation not
It is good, and the position at the bad place of orientation is recorded, then heat by position of the heat gun to the undesirable place of the orientation, together
When by UV light source to motherboard of liquid crystal display carry out orientation again, and then repair liquid crystal display panel orientation it is bad, avoid because of orientation
Liquid crystal display panel caused by bad generates grayscale difference, guarantees the yield and quality of product, promotes product competitiveness.
The above for those of ordinary skill in the art can according to the technique and scheme of the present invention and technology
Other various corresponding changes and modifications are made in design, and all these change and modification all should belong to the claims in the present invention
Protection scope.
Claims (9)
1. a kind of undesirable method of reparation liquid crystal display panel orientation, which comprises the steps of:
Step 1 provides motherboard of liquid crystal display (1), is placed in the motherboard of liquid crystal display (1) and multiple light alignment manufacture process is completed
Liquid crystal display panel (11), each liquid crystal display panel (11) include a signal input point (12)；
Step 2, provide microscope carrier (2), be set to the microscope carrier (2) above camera (3) and with the camera (3) electrically
The processor (4) of connection, the motherboard of liquid crystal display (1) are placed on the microscope carrier (2)；
Step 3, provide signal input device (5), the signal input device (5) with it is each on the motherboard of liquid crystal display (1)
A signal input point (12) is electrically connected；
Step 4, the signal input device (5) Xiang Suoshu motherboard of liquid crystal display (1) input light signal, while lighting the liquid
Each liquid crystal display panel (11) on brilliant display master blank (1), the camera (3) shoot each LCD display simultaneously
The image of plate (11) display is simultaneously transferred to processor (4)；Each liquid crystal display panel is controlled by lighting signal in the step 4
(11) image of a preset gray scale is shown；
The image for each liquid crystal display panel (11) display that step 5, the processor (4) are shot according to the camera (3)
Determine in each liquid crystal display panel (11) with the presence or absence of orientation it is bad, then record the position at the bad place of the orientation if it exists
It sets, and enters step 6, if it does not exist then end operation；Processor described in the step 5 (4) is clapped according to the camera (3)
With the presence or absence of the position judgement that actual gray is different from preset gray scale in the image for each liquid crystal display panel (11) display taken the photograph
It is bad with the presence or absence of orientation in each liquid crystal display panel (11)；
Step 6 provides heat gun (6) and UV light source (7), the heat gun (6) and UV light source (7) with the processor (4)
It is electrically connected, the heat gun (6) is set to the lower section of the microscope carrier (2), and the UV light source (7) is set to the upper of the microscope carrier (2)
Side；
Step 7, the processor (4) control the heat gun (6) and are moved to the bad institute of orientation in the motherboard of liquid crystal display (1)
Position lower section；The processor (4) controls the heat gun (6) and carries out in advance to the position at the bad place of the orientation
Heat；After the completion of preheating, signal input device (5) the Xiang Suoshu motherboard of liquid crystal display (1) inputs orientation signal, the processor
(4) control UV light source (7) is opened, and carries out orientation again to the motherboard of liquid crystal display (1), while heat gun (6) is to the orientation
The position at bad place continues to heat；Again after the completion of orientation, processor (4) control UV light source (7) and heat gun (6)
It closes, and return step 4.
2. repairing the undesirable method of liquid crystal display panel orientation as described in claim 1, which is characterized in that in the step 7
Preheating when it is 10 to 600 seconds a length of.
3. repairing the undesirable method of liquid crystal display panel orientation as described in claim 1, which is characterized in that in the step 7
UV light source (7) to the motherboard of liquid crystal display (1) carry out again orientation when it is 10 to 1200 seconds a length of.
4. repairing the undesirable method of liquid crystal display panel orientation as described in claim 1, which is characterized in that in the step 7
Again after the completion of orientation, processor (4) control UV light source (7) is first closed, and heat gun (6) is closed afterwards.
5. repairing the undesirable method of liquid crystal display panel orientation as described in claim 1, which is characterized in that the camera
(3) quantity is one, and the picture of one camera (3) shooting covers entire motherboard of liquid crystal display (1).
6. repairing the undesirable method of liquid crystal display panel orientation as described in claim 1, which is characterized in that the camera
(3) quantity be it is multiple, cover entire motherboard of liquid crystal display (1) after the picture splicing of the multiple camera (3) shooting.
7. repairing the undesirable method of liquid crystal display panel orientation as described in claim 1, which is characterized in that the camera
(3) pixel is 1,000,000 pixels to 100,000,000 pixels.
8. repairing the undesirable method of liquid crystal display panel orientation as described in claim 1, which is characterized in that set N and M is positive
Integer, the quantity of the position at the bad place of orientation recorded in the step 5 are N number of, the number for the heat gun that the step 6 provides
Amount is M；
When N is greater than M, processor described in the step 7 (4) 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 described in the step 7 (4) controls N number of heat gun (6) respectively to liquid crystal display mother
It is heated the position at the bad place of N number of orientation in plate (1).
9. repairing the undesirable method of liquid crystal display panel orientation as described in claim 1, which is characterized in that in the step 5
Position recording the bad place of the orientation by way of recording the coordinate at the bad place of the orientation；
Processor described in the step 7 (4) heat gun according to the coordinate control at the orientation bad place (6) 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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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
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