CN106019661A - Lower polaroid moving device for LCD detection - Google Patents
Lower polaroid moving device for LCD detection Download PDFInfo
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- CN106019661A CN106019661A CN201610675203.XA CN201610675203A CN106019661A CN 106019661 A CN106019661 A CN 106019661A CN 201610675203 A CN201610675203 A CN 201610675203A CN 106019661 A CN106019661 A CN 106019661A
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- lower polaroid
- polaroid
- upper ledge
- frame
- slide
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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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- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Testing Of Optical Devices Or Fibers (AREA)
- Liquid Crystal (AREA)
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
Abstract
The invention discloses a lower polaroid moving device for LCD detection. The lower polaroid moving device comprises a lower polaroid moving frame, a movable sliding table and a standard station. The movable sliding table is fixed to the standard station. The lower polaroid moving frame is installed on the movable sliding table. The movable sliding table comprises a movable sliding table substrate, a motor, a lead screw, a sliding table and a limiting plate. The movable sliding table substrate is installed on the standard station. A motor is arranged at one end of the movable sliding table substrate, and a limiting plate is arranged at the other end of the movable sliding table substrate. The shaft end of the motor and one end of the lead screw are connected through a coupler. An external transmission thread is arranged on the outer surface of the lead screw. A threaded hole is formed in the sliding table. The thread in the threaded hole is matched with the external transmission thread of the lead screw. The other end of the lead screw is connected with the limiting plate. The lower polaroid moving frame is fixed to the sliding table. The lower polaroid device is designed to be a movable device, in the detection process, LCD images obtained before and after movement are collected, and the two images are compared, and influences caused by dust or foreign matter on the lower polaroid on the detection result are removed.
Description
Technical field
The present invention relates to a kind of detecting system, particularly to a kind of lower polaroid mobile device for LCD detection.
Background technology
The structure of LCD is placement liquid crystal cell in the middle of the glass substrate that two panels is parallel, and lower baseplate glass arranges TFT
(Thin Film Transistor, thin film transistor (TFT)), upper substrate glass arranges colored filter, by the letter on TFT
Number change with voltage and to control the rotation direction of liquid crystal molecule, thus reach to control each pixel polarized light outgoing whether and
Reach the purpose of display.LCD is low in energy consumption because of it, the most extremely engineer's favor.
LCD production procedure at present is complicated, may produce some defects in process of production, and the formation of current defect mainly exists
Cell leading portion, it is therefore desirable to the defect of LCD is detected at Cell lighting detection-phase, LCD major defect kind
Including: bright spot, stain, small bright spot, line defect, scuffing and mottle etc..
It is widely used at present optical means the defect of LCD is detected, first passes around camera collection image, then warp
Cross the process of image, it is achieved the identification to LCD defect positions, but due to the physical characteristic of photographic head so that the figure of collection
The uneven judgement affecting testing result of image brightness, now needs to be eliminated the impact of brightness irregularities by lower polaroid；Real
During the detection of border, if there is dust or foreign body on lower polaroid, dust or foreign body can be judged as LCD defect, thus
Cause the generation of erroneous judgement, affect Detection accuracy.For solve screen because of on lower polaroid dust or foreign body cause being mistaken for lacking
The problem falling into screen, is designed to movable fixture by lower polarizing appliance, is moved the LCD front and back collected by lower polaroid
Image comparison, gets rid of dust or the interference of foreign body.
Summary of the invention
It is an object of the invention to provide a kind of lower polaroid mobile device for LCD detection, to reach to improve LCD
The purpose of defects detection accuracy rate.
According to The embodiment provides a kind of lower polaroid mobile device for LCD detection, including: lower polarisation
Sheet movable frame, Mobile Slide and standard station；Described Mobile Slide is fixed on described standard station；Described lower polaroid moves
Frame is arranged on described Mobile Slide；Wherein, described Mobile Slide includes: Mobile Slide substrate, motor, screw mandrel, sliding
Platform and limiting plate；Described Mobile Slide substrate bottom surface is arranged on described standard station；One end of described Mobile Slide substrate sets
It is equipped with described motor；The other end of described Mobile Slide substrate is provided with described limiting plate；The axle head of described motor is with described
One end of screw mandrel is connected by shaft coupling locking；The outer surface of described screw mandrel is provided with outer motion thread；Described slide unit sets
Being equipped with screwed hole, the screw thread of described screwed hole is suitable with the outer motion thread of described screw mandrel；The other end of described screw mandrel with
Described limiting plate is connected；Described lower polaroid movable frame is fixed on described slide unit.
Preferably, described Mobile Slide also includes: sensor slide rail, Mobile Slide base plate, sensor and sensing chip；Institute
The directed side stating Mobile Slide base plate is provided with described sensor slide rail, and described sensor slide rail is provided with described sensor；
Described sensing chip it is provided with on described slide unit；Described sensor is connected with described sensing chip.
Preferably, described lower polaroid movable frame includes: lower polaroid upper ledge, fixed plate, support crossbeam, bracing frame and
Two lower polaroid side frames；Described fixed plate is fixed on described slide unit；The two ends of described fixed plate respectively with described lower partially
The bottom of mating plate side frame is fixing to be connected；The top of described two the lower polaroid side frames being fixed on fixed plate two ends is by described
Support crossbeam is connected；Described lower polaroid upper ledge rides upon on described support crossbeam；Described lower polaroid side frame is fixed with
Bracing frame；Support frame as described above is used for supporting described lower polaroid upper ledge；Described lower polaroid upper ledge and described lower polaroid side
Frame drawing and pulling type connects.
Preferably, support frame as described above is L-shaped；One side of support frame as described above is fixing with described lower polaroid side frame to be connected；
Another side of support frame as described above is positioned in same level with the top of described support crossbeam；Support frame as described above is for propping up
Support described lower polaroid upper ledge.
Preferably, described lower polaroid movable frame also includes bearing rib；Described fixed plate passes through described bearing rib and institute
State the fixing connection of lower polaroid side frame.
Preferably, a corner of described lower polaroid upper ledge is provided with rectangular preiection, the protrusion direction of described rectangular preiection
Vertical with described lower polaroid upper ledge pull direction；Described lower polaroid side frame is along the end in lower polaroid upper ledge pull direction
Being provided with the rectangular recess of concave downward, described rectangular recess is suitable with described rectangular preiection.
Preferably, described lower polaroid side frame also includes that spring-loaded plunger, described spring-loaded plunger are arranged on described lower polaroid side
On frame, described rectangular preiection arranges an arc groove along the edge in lower polaroid upper ledge pull direction；Described spring-loaded plunger
Position is corresponding with the position of described arc groove.
Preferably, described lower polaroid upper ledge spills the side of described lower polaroid side frame and is provided with handle.
Preferably, described motor is motor.
Beneficial effect
From above technical scheme, the embodiment of the present invention provides a kind of lower polaroid mobile device for LCD detection,
Including lower polaroid movable frame, Mobile Slide and standard station；Described Mobile Slide is fixed on described standard station；Under described
Polaroid movable frame is arranged on described Mobile Slide；Wherein, described Mobile Slide includes: Mobile Slide substrate, motor,
Screw mandrel, slide unit and limiting plate；Described Mobile Slide substrate bottom surface is arranged on described standard station；Described Mobile Slide substrate
One end be provided with described motor；The other end of described Mobile Slide substrate is provided with limiting plate；The axle head of described motor with
One end of described screw mandrel is connected by shaft coupling locking；The outer surface of described screw mandrel is provided with outer motion thread；Described cunning
Platform is provided with screwed hole, and the screw thread of described screwed hole is suitable with the outer motion thread of described screw mandrel；Another of described screw mandrel
End is connected with described limiting plate；Described lower polaroid movable frame is fixed on described slide unit.The embodiment of the present invention by lower partially
Electro-optical device is designed to movable fixture, during detection, gathers the image of LCD corresponding before and after lower polaroid moves,
By the contrast of two width images, get rid of because of dust or the foreign body impact on testing result on lower polaroid.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to required in embodiment
Accompanying drawing to be used is briefly described, it should be apparent that, the accompanying drawing in describing below is only some enforcements of the present invention
Example, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to attached according to these
Figure obtains other accompanying drawing.
Fig. 1 is according to a structural representation being preferable to carry out a kind of lower polaroid mobile device for LCD detection exemplified
Figure；
Fig. 2 is according to a side view being preferable to carry out a kind of lower polaroid mobile device for LCD detection exemplified；
Fig. 3 is according to a structural representation being preferable to carry out a kind of lower polaroid movable frame for LCD detection exemplified；
Fig. 4 is according to a partial enlarged drawing being preferable to carry out a kind of lower polaroid movable frame for LCD detection exemplified.
Illustrate: polaroid movable frame under 1-；101-bearing rib；Polaroid side frame under 102-；1021-spring-loaded plunger；
1022-rectangular recess；Polaroid upper ledge under 103-；1031-shakes hands；1032-arc groove；1033-rectangular preiection；104-
Support crossbeam；105-bracing frame；106-fixed plate；2-Mobile Slide；201-Mobile Slide substrate；202-motor；203-
Screw mandrel；204-slide unit；205-limiting plate；206-sensor；207-sensing chip；208-Mobile Slide base plate；209-senses
Device slide rail；3-standard station.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Description, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole embodiments.Base
Embodiment in the present invention, it is all that those of ordinary skill in the art are obtained under not making creative work premise
Other embodiments, broadly fall into the scope of protection of the invention.
One embodiment of the present invention illustrates a kind of lower polaroid mobile device for LCD detection, such as Fig. 1-Fig. 4 institute
Show, including: lower polaroid movable frame 1, Mobile Slide 2 and standard station 3；
Described Mobile Slide 2 is fixed on described standard station 3；
Described lower polaroid movable frame 1 is arranged on described Mobile Slide 2；
Wherein, described Mobile Slide 2 includes: Mobile Slide substrate 201, motor 202, screw mandrel 203, slide unit 204 He
Limiting plate 205；
Described Mobile Slide substrate 201 bottom surface is arranged on described standard station 3；One end of described Mobile Slide substrate 201
It is provided with described motor 202；The other end of described Mobile Slide substrate 201 is provided with described limiting plate 205；
The axle head of described motor 202 is connected by shaft coupling locking with one end of described screw mandrel 203；
The outer surface of described screw mandrel 203 is provided with outer motion thread；
Described slide unit 204 is provided with screwed hole, and the outer motion thread of the screw thread of described screwed hole and described screw mandrel 203 is fitted mutually
Join；
The other end of described screw mandrel 203 is connected with described limiting plate 205；
Described lower polaroid movable frame 1 is fixed on described slide unit 204.
Specifically, described Mobile Slide 2 is fixed on described standard station 3；During detection, standard station 3 plays location
With the effect of benchmark, owing to standard station 3 and detection platform have bigger contact area, described standard station 3 is flat with detection
There is between platform bigger frictional force, therefore, if lower polaroid mobile device to be fixed on a certain fixed position, described lower partially
Light slice mobile device is by not easily shifted；The axle head of motor 202 is connected with one end of described screw mandrel 203；Described motor 202
Starting after energising to rotate, the axle head of motor 202 drives screw mandrel 203 to rotate, outside the outer surface of described screw mandrel 203 is provided with
Motion thread, described slide unit 204 is provided with the outer transmission spiral shell of screwed hole, the screw thread of described screwed hole and described screw mandrel 203
Stricture of vagina is suitable；Screw mandrel 203 rotation process promote slide unit 204 move linearly；Simultaneously motor 202 can be utilized to rotate forward or
Invert and promoted moving back and forth of slide unit 204.
Described lower polaroid movable frame 1 is arranged on the slide unit 204 of described Mobile Slide 2；The process that slide unit 204 moves
The described lower polaroid movable frame 1 of middle drive moves, and therefore descends polaroid movable frame 1 can get off in the drive of motor 202
The movement returned.The other end of described screw mandrel 203 is connected with described limiting plate 205, and limiting plate 205 can avoid slide unit 204
Depart from screw mandrel 203.
LCD production procedure at present is complicated, may produce some defects in process of production, and the formation of current defect mainly exists
Cell leading portion, it is therefore desirable to the defect of LCD is detected at Cell lighting detection-phase.
It is widely used at present optical means the defect of LCD is detected, first passes around camera collection image, then warp
Cross the process of image, it is achieved the identification location to the defect of LCD, but due to the physical characteristic of photographic head so that collection
The uneven judgement affecting testing result of brightness of image；Now need to be eliminated the impact of brightness irregularities by lower polaroid,
During actually detected, if there is dust or foreign body on lower polaroid, dust or foreign body can be judged as the defect of LCD,
Thus cause the generation of erroneous judgement, affect Detection accuracy.
The embodiment of the present invention provides a kind of lower polaroid mobile device for LCD detection, to solve to exist because of lower polaroid
Dust or foreign body, be judged as dust or foreign body the defect of LCD, thus cause the generation of erroneous judgement during detection, impact
The problem of Detection accuracy.
Specifically, motor 202 energising rotates, and axle head drives screw mandrel 203 to rotate, outside the outer surface of screw mandrel 203 is provided with
Motion thread, described slide unit 204 is provided with the outer transmission spiral shell of screwed hole, the screw thread of described screwed hole and described screw mandrel 203
Stricture of vagina is suitable；Screw mandrel 203 rotation process promote slide unit 204 move linearly；Motor 202 rotating is utilized to complete to promote
Moving back and forth of slide unit 204.Described lower polaroid movable frame 1 is arranged on the slide unit 204 of described Mobile Slide 2；Sliding
Platform 204 drives described lower polaroid movable frame 1 to move during moving, therefore descend the polaroid movable frame 1 can be at electricity
Movement back and forth under the drive of machine 202.Under lower polaroid movable frame 1 drives in polaroid moving process, photographic head pair
LCD carries out image acquisition, is putting the image of one LCD of camera collection sometime, and another time point photographic head is again
Gather the image of a LCD, by the contrast of two width images, get rid of dust or the interference of foreign body on lower polaroid.
Specifically, if dust or foreign body on lower polaroid, the two width images of the LCD collected in different time points are all deposited
In defect, and the position on LCD of defect is identical.Now testing staff just may determine that the LCD detected on image
Defect due on polaroid dust or foreign body cause, be not the defect of LCD.If two width figures of camera collection
Picture, the image existing defects of a width LCD, the image not existing defects of another width LCD.Then prove LCD existing defects.
Preferably, described Mobile Slide 2 also includes: sensor slide rail 209, Mobile Slide base plate 208, sensor 206
With sensing chip 207；The directed side of described Mobile Slide base plate 208 is provided with sensor slide rail 209, and described sensor is sliding
Rail 209 is provided with sensor 206；
It is provided with sensing chip 207 on described slide unit 204；
Described sensor 206 is connected with described sensing chip 207.
Described sensor 206 and the equal access control system of described motor 202.
Screw mandrel 203 rotates and promotes slide unit 204 to move linearly, and described slide unit 204 is provided with sensing chip 207；Work as slide unit
In the moving process of 204, the displacement signal of slide unit 204 is uploaded to sensor 206 by sensing chip 207, and sensor 206 will
Displacement signal is uploaded to control system.Control system can send a feedback signal and use to motor 202, described feedback signal
In the rotating speed of regulation motor 202, and then control the translational speed of slide unit 204.
Slide unit 204 translational speed can be controlled accurately according to another preferred embodiment of the present invention, and then control lower polaroid
Movable frame 1 translational speed, positions the position of LCD defect accurately.
Specifically, motor 202 energising rotates, and axle head drives screw mandrel 203 to rotate, outside the outer surface of screw mandrel 203 is provided with
Motion thread, the outer surface of screw mandrel 203 is provided with outer motion thread, and described slide unit 204 is provided with screwed hole, described spiral shell
The screw thread of pit is suitable with the outer motion thread of described screw mandrel 203；Screw mandrel 203 rotation process promote slide unit 204 straight
Line moves；Motor 202 rotating is utilized to complete to promote moving back and forth of slide unit 204.Described lower polaroid movable frame 1 is pacified
It is contained on the slide unit 204 of described Mobile Slide 2；Slide unit 204 drives described lower polaroid movable frame 1 during moving,
Therefore descend the polaroid movable frame 1 can movement back and forth under the drive of motor 202.Screw mandrel 203 rotates and drives slide unit 204
Rectilinear movement, described slide unit 204 is provided with sensing chip 207；When in the moving process of slide unit 204, sensing chip 207
The displacement signal of slide unit 204 is uploaded to sensor 206, and displacement signal is uploaded to control system by sensor 206, control
System processed sends a feedback signal to motor 202, and described feedback signal is for regulating the rotating speed of motor 202, and then controls
The translational speed of slide unit 204, control system is by controlling the rotation direction of motor 202 simultaneously, controls the shifting of slide unit 204
Dynamic direction.
For example, the time interval gathering image of photographic head before detection, is preset, if photographic head gathers one every 5s
Secondary image, the width of lower polaroid moving direction is 50cm, and the displacement of lower polaroid middle movement per second is up to 10cm
Can guarantee that whole LCD is all detected.
Before detection, presetting translational speed 10cm/s of input slide unit 204 in control system, starter, motor 202 leaves
Beginning to rotate, now photographic head gathers the image of LCD for the first time, and slide unit 204 continues to move with the speed of 10cm/s, when
The time point photographic head second time of 5s gathers the image of LCD.Testing staff is by the image gathered for the first time and second time
The image gathered contrasts, if equal existing defects on the image of two width LCD, and the position that defect is on LCD is phase
With, then prove the defect detected due on lower polaroid dust or foreign body cause, be not the defect of LCD.
If two width images of camera collection, the image existing defects of a width LCD, the image not existing defects of another width LCD；
Or two the image of width LCD defect all detected, but the position of two width image deflects is inconsistent, then prove that LCD exists and lack
Fall into.
If being proved LCD existing defects, the position of LCD defect can be accurately positioned by the position of defect in image.
Preferably, described lower polaroid movable frame 1 includes: lower polaroid upper ledge 103, fixed plate 106, supports crossbeam
104, bracing frame 105 and two lower polaroid side frames 102；
Described fixed plate 106 is fixed on described slide unit 204；The two ends of described fixed plate 106 respectively with described lower polarisation
The bottom of sheet side frame 102 is fixing to be connected；
The top of described two the lower polaroid side frames 102 being fixed on fixed plate 106 two ends is by described support crossbeam 104
It is connected；
Described lower polaroid upper ledge 103 rides upon on described support crossbeam 104；
Described lower polaroid side frame 102 is fixed with bracing frame 105；
Support frame as described above 105 is used for supporting described lower polaroid upper ledge 103；
Described lower polaroid upper ledge 103 is connected with described lower polaroid side frame 102 drawing and pulling type.
Specifically, described fixed plate 106 uses hollow out fixed plate 106, uses hollow out fixed plate 106, can alleviate whole
The quality of individual device；Described fixed plate 106 in structure narrow between the alleviating distention in middle-JIAO of both sides, the both sides of described fixed plate 106 respectively with
The bottom of described lower polaroid side frame 102 is fixing to be connected, described fixed plate 106 both sides width, the most described fixed plate 106
Fixing with the bottom of described lower polaroid side frame 102, makes whole device architecture more stable.
The top of described two the lower polaroid side frames 102 being fixed on fixed plate 106 two ends is by described support crossbeam 104
It is connected；Two lower polaroid side frames 102 are played fixing effect by described support crossbeam 104；On described lower polaroid
Frame 103 rides upon on described support crossbeam 104；Described lower polaroid side frame 102 is fixed with bracing frame 105；Described
Support 105 is for supporting described lower polaroid upper ledge 103 further；The two of described lower polaroid upper ledge 103 pull direction
Side is respectively clamped between two lower polaroid side frames 102；Described lower polaroid upper ledge 103 and described lower polaroid side frame 102
Drawing and pulling type connects.
If testing staff judges it is lower polaroid when there is dust or foreign body, testing staff just can extract lower polaroid upper ledge out
103 pairs of lower polaroids carry out wiping or maintenance.
Preferably, support frame as described above 105 is L-shaped；
One side of support frame as described above 105 is fixing with described lower polaroid side frame 102 to be connected；
Another side of support frame as described above 105 is positioned in same level with the top of described support crossbeam 104；
Support frame as described above 105 is used for supporting described lower polaroid upper ledge 103.
Specifically, the one side of support frame as described above 105 is fixed on described lower polaroid side frame 102, support frame as described above 105
Another side perpendicular with described lower polaroid side frame 102, another side (the most described support of support frame as described above 105
The top of frame 105) it is positioned in same level with the top of described support crossbeam 104.Described support crossbeam 104 and institute
State bracing frame 105 and jointly support described lower polaroid upper ledge 103.The top of support frame as described above 105 and described support crossbeam
The top of 104 is positioned in same level；Be conducive to bracing frame 105 and support crossbeam 104 to lower polaroid upper ledge 103
Support.
Preferably, described lower polaroid movable frame 1 also includes bearing rib 101；Described fixed plate 106 is by described
Support gusset 101 is fixing with described lower polaroid side frame 102 to be connected.
Described fixed plate 106 is fixed by described bearing rib 101 further with described lower polaroid side frame 102, enters
And make whole apparatus structure more stable.
Further, a corner of described lower polaroid upper ledge 103 is provided with rectangular preiection 1033, described rectangular preiection
The protrusion direction of 1033 is vertical with the pull direction of described lower polaroid upper ledge 103；
Described lower polaroid side frame 102 is provided with the square of concave downward along the end in the pull direction of lower polaroid upper ledge 103
Connected in star 1022, described rectangular recess 1022 is suitable with described rectangular preiection 1033.
Described rectangular preiection 1033 rides upon on described rectangular recess 1022, the rectangular recess 1022 of lower polaroid side frame 102
Further lower polaroid upper ledge 103 is played the effect of support.Institute during lower polaroid upper ledge 103 retracts simultaneously
State rectangular recess 1022 and rectangular preiection 1033 plays spacing effect, contribute to lower polaroid upper ledge 103 and take accurately
It is located on described support crossbeam 104, it is to avoid under the senior general that exerted oneself, polaroid upper ledge 103 pulls out.
Preferably, described lower polaroid side frame 102 also includes that spring-loaded plunger 1021, described spring-loaded plunger 1021 are arranged on
On described lower polaroid side frame 102, described rectangular preiection 1033 is arranged along the edge in lower polaroid upper ledge 103 pull direction
One arc groove 1032；The position of described spring-loaded plunger 1021 is corresponding with the position of described arc groove 1032.
During detection, described lower polaroid upper ledge 103 rides upon on described support crossbeam 104；Spring-loaded plunger 1021 is in
Elongation state, spring-loaded plunger 1021 and described arc groove 1032 are in locking state, even if at lower polaroid movable frame
In 1 moving process, the relative slip between lower polaroid side frame 102 with lower polaroid upper ledge 103 also will not occur, and then
Ensure that testing result is more accurate.
When testing staff judges that lower polaroid exists dust or foreign body, spring-loaded plunger 1021 is pressed by testing staff, this
Time spring-loaded plunger 1021 depart from locking state with arc groove 1032, lower polaroid upper ledge 103 can realize the fortune of pull
Dynamic, now testing staff just can extract lower polaroid upper ledge 103 out, and lower polaroid is carried out wiping or maintenance.
Preferably, described lower polaroid upper ledge 103 spills described lower polaroid side frame 102 and spills described lower polaroid side frame
The side of 102 is provided with handle 1031.
When testing staff needs lower polaroid carries out wiping or safeguards, by handle 1031 by lower polaroid upper ledge 103
Extract out, then lower polaroid is carried out wiping or maintenance.Lower polaroid upper ledge 103 is retracted after terminating by wiping or maintenance,
Now spring-loaded plunger 1021 is upspring, and spring-loaded plunger 1021 and arc groove 1032 are in locking state, lower polaroid upper ledge
The position of 103 is fixed relative to lower polaroid side frame 102.
Preferably, described motor 202 is motor.
The motor 202 that the embodiment of the present invention is used is motor, and electric impulse signal is converted into not by described motor
Continuous print mechanical movement, control system directly decides, by the order controlling to apply pulse, the side that stepping motor rotating shaft rotates
To；By controlling angle or the number of turns of the rotation of umber of pulse control motor.
Control system is by controlling the rotating speed of pulse regulation motor, and then the mobile speed of the lower polaroid movable frame 1 of regulation
From above technical scheme, the embodiment of the present invention provides a kind of lower polaroid mobile device for LCD detection,
Including lower polaroid movable frame 1, Mobile Slide 2042 and standard station 3；Described Mobile Slide 2 is fixed on described standard station
On 3；Described lower polaroid movable frame 1 is arranged on described Mobile Slide 2；Wherein, described Mobile Slide 2 includes:
Mobile Slide substrate 201, motor 202, screw mandrel 203, slide unit 204 and limiting plate 205；Described Mobile Slide substrate 201
Bottom surface is arranged on described standard station 3；One end of described Mobile Slide substrate 201 is provided with motor 202；Described movement
The other end of slide unit substrate 201 is provided with limiting plate 205；The axle head of described motor 202 and one end of described screw mandrel 203
It is connected by shaft coupling locking；The outer surface of described screw mandrel 203 is provided with outer motion thread；Described slide unit 204 is arranged
Having screwed hole, the screw thread of described screwed hole is suitable with the outer motion thread of described screw mandrel 203；Described screw mandrel 203 another
One end is connected with described limiting plate 205；Described lower polaroid movable frame 1 is fixed on described slide unit 204.The present invention
Lower polarizing appliance is designed to movable fixture, during detection, gathers LCD's corresponding before and after lower polaroid moves
Image, by the contrast of two width images, gets rid of because of dust or the foreign body impact on testing result on lower polaroid.
Those skilled in the art, after considering description and putting into practice invention disclosed herein, will readily occur to other of the present invention
Embodiment.The application is intended to any modification, purposes or the adaptations of the present invention, these modification, purposes
Or adaptations follow the present invention general principle and include the present invention undocumented in the art known often
Know or conventional techniques means.Description and embodiments is considered only as exemplary, true scope and spirit of the invention by under
The claim in face is pointed out.
It should be appreciated that the invention is not limited in precision architecture described above and illustrated in the accompanying drawings, and
Various modifications and changes can carried out without departing from the scope.The scope of the present invention is only limited by appended claim.
Claims (9)
1. the lower polaroid mobile device for LCD detection, it is characterised in that including: lower polaroid movable frame (1),
Mobile Slide (2) and standard station (3)；
Described Mobile Slide (2) is fixed on described standard station (3)；
Described lower polaroid movable frame (1) is arranged on described Mobile Slide (2)；
Wherein, described Mobile Slide (2) including: Mobile Slide substrate (201), motor (202), screw mandrel (203),
Slide unit (204) and limiting plate (205)；
Described Mobile Slide substrate (201) bottom surface is arranged on described standard station (3)；Described Mobile Slide substrate (201)
One end be provided with described motor (202)；The other end of described Mobile Slide substrate (201) is provided with described limiting plate
(205)；
The axle head of described motor (202) is connected by shaft coupling locking with one end of described screw mandrel (203)；
The outer surface of described screw mandrel (203) is provided with outer motion thread；
Described slide unit (204) is provided with the outer transmission spiral shell of screwed hole, the screw thread of described screwed hole and described screw mandrel (203)
Stricture of vagina is suitable；
The other end of described screw mandrel (203) is connected with described limiting plate (205)；
Described lower polaroid movable frame (1) is fixed on described slide unit (204).
Lower polaroid mobile device for LCD detection the most according to claim 1, it is characterised in that
Described Mobile Slide (2) also includes: sensor slide rail (209), Mobile Slide base plate (208), sensor (206)
With sensing chip (207)；
The directed side of described Mobile Slide base plate (208) is provided with described sensor slide rail (209), described sensor
Slide rail (209) is provided with described sensor (206)；
Described sensing chip (207) it is provided with on described slide unit (204)；
Described sensor (206) is connected with described sensing chip (207).
Lower polaroid mobile device for LCD detection the most according to claim 1, it is characterised in that under described
Polaroid movable frame (1) including: lower polaroid upper ledge (103), fixed plate (106), supports crossbeam (104),
Bracing frame (105) and two lower polaroid side frames (102)；
Described fixed plate (106) is fixed on described slide unit (204)；The two ends of described fixed plate (106) respectively with institute
State the fixing connection in bottom of lower polaroid side frame (102)；
It is fixed on the top of two described lower polaroid side frames (102) at described fixed plate (106) two ends by described
Support crossbeam (104) is connected；
Described lower polaroid upper ledge (103) rides upon on described support crossbeam (104)；
Described lower polaroid side frame (102) is fixed with support frame as described above (105)；
Support frame as described above (105) is used for supporting described lower polaroid upper ledge (103)；
Described lower polaroid upper ledge (103) is connected with described lower polaroid side frame (102) drawing and pulling type.
Lower polaroid mobile device for LCD detection the most according to claim 3, it is characterised in that
Support frame as described above (105) is L-shaped；
One side of support frame as described above (105) is fixing with described lower polaroid side frame (102) to be connected；
Another side of support frame as described above (105) is positioned in same level with the top of described support crossbeam (104)；
Support frame as described above (105) is used for supporting described lower polaroid upper ledge (103).
Lower polaroid mobile device for LCD detection the most according to claim 3, it is characterised in that under described
Polaroid movable frame (1) also includes bearing rib (101)；
Described fixed plate (106) is connected by described bearing rib (101) and described lower polaroid side frame (102) are fixing.
Lower polaroid mobile device for LCD detection the most according to claim 3, it is characterised in that under described
One corner of polaroid upper ledge (103) is provided with rectangular preiection (1033), the projection of described rectangular preiection (1033)
Direction is vertical with described lower polaroid upper ledge (103) pull direction；
Described lower polaroid side frame (102) is provided with downwards along the end in described lower polaroid upper ledge (103) pull direction
The rectangular recess (1022) of depression, described rectangular recess (1022) is suitable with described rectangular preiection (1033).
Lower polaroid mobile device for LCD detection the most according to claim 6, it is characterised in that under described
Polaroid side frame (102) also includes that spring-loaded plunger (1021), described spring-loaded plunger (1021) are arranged on described lower polarisation
On sheet side frame (102)；
Described rectangular preiection (1033) arranges an arc groove (1032) along the edge in lower polaroid upper ledge (103) pull direction；
The position of described spring-loaded plunger (1021) is corresponding with the position of described arc groove (1032).
Lower polaroid mobile device for LCD detection the most according to claim 3, it is characterised in that under described
Polaroid upper ledge (103) spills the side of described lower polaroid side frame (102) and is provided with handle (1031).
Lower polaroid mobile device for LCD detection the most according to claim 1, it is characterised in that described electricity
Machine (202) is motor.
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| CN201610675203.XA CN106019661B (en) | 2016-08-16 | 2016-08-16 | A kind of down polaroid mobile device for LCD detection |
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| CN201610675203.XA CN106019661B (en) | 2016-08-16 | 2016-08-16 | A kind of down polaroid mobile device for LCD detection |
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| CN106019661B CN106019661B (en) | 2019-03-01 |
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| CN109507816A (en) * | 2018-12-24 | 2019-03-22 | 惠科股份有限公司 | Aligning structure and polarized light sheet pasting device |
| CN109613728A (en) * | 2019-01-21 | 2019-04-12 | 深圳市华星光电技术有限公司 | A kind of detection method of display panel |
| CN114488581A (en) * | 2020-10-26 | 2022-05-13 | 日本电产三协株式会社 | Lighting inspection device |
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| CN204790239U (en) * | 2015-07-22 | 2015-11-18 | 常州驰网智能检测技术有限公司 | LCD screen check out test set |
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| CN109613728A (en) * | 2019-01-21 | 2019-04-12 | 深圳市华星光电技术有限公司 | A kind of detection method of display panel |
| CN114488581A (en) * | 2020-10-26 | 2022-05-13 | 日本电产三协株式会社 | Lighting inspection device |
| CN114488581B (en) * | 2020-10-26 | 2024-06-04 | 日本电产三协株式会社 | Lighting inspection device |
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| CN106019661B (en) | 2019-03-01 |
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