CN208351183U - Liquid crystal display panel detection and positioning device - Google Patents
Liquid crystal display panel detection and positioning device Download PDFInfo
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- CN208351183U CN208351183U CN201821192092.8U CN201821192092U CN208351183U CN 208351183 U CN208351183 U CN 208351183U CN 201821192092 U CN201821192092 U CN 201821192092U CN 208351183 U CN208351183 U CN 208351183U
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Abstract
The utility model relates to a kind of detection of liquid crystal display panel and positioning devices, including support plinth, are fixedly connected with driving mechanism；Support frame is fixed in the driving mechanism, regulating mechanism, is supported on support frame as described above one end, First look testing agency is fixedly connected on the regulating mechanism；Second vision-based detection mechanism, is supported on the other end of support frame as described above, is oppositely arranged with the First look testing agency.The liquid crystal display panel of the utility model detects and positioning device can detecte the pressing quality of liquid crystal display panel, and can effectively ensure that positioning accuracy of the liquid crystal display panel in other test items, so as to guarantee the accuracy of subsequent liquid crystal display panel testing result.
Description
Technical field
The utility model relates to liquid crystal display panel defect detecting technique fields, more particularly to one kind is in liquid crystal display panel defects detection
In liquid crystal display panel detection and positioning device.
Background technique
Nowadays, liquid crystal device is widely used in electronics field, with increasingly mentioning for liquid crystal device production requirement
High and panel technology to be showing improvement or progress day by day, the requirement for liquid crystal display panel defect detecting technique is also higher and higher, test item also by
Increasing gradually.
In the detection project for liquid crystal display panel ACF conductive particle subnumber, the prior art generallys use the side of artificial detection
Formula is detected using detection device, and the inefficiency of artificial detection, subjectivity is strong, be easy to cause great detection error.
And existing detection device is often poor for the polarization of liquid crystal display panel, and it is lower so as to cause the precision of detection, it is unable to satisfy
Demand of the market for high-precision detection.
Utility model content
The purpose of this utility model is to provide a kind of detection of liquid crystal display panel and positioning devices, to the pressing matter of liquid crystal display panel
Amount is detected, and improves positioning accuracy of the liquid crystal display panel in other detection projects.
To achieve the above object, the utility model provides a kind of detection of liquid crystal display panel and positioning device, comprising:
Support plinth is fixedly connected with driving mechanism；
Support frame is fixed in the driving mechanism；
Regulating mechanism is supported on support frame as described above one end, First look detection machine is fixedly connected on the regulating mechanism
Structure；
Second vision-based detection mechanism, is supported on the other end of support frame as described above, opposite with the First look testing agency
Setting.
One aspect according to the present utility model, support frame as described above include first support and are located at the first support
The second support and third bracket at both ends；
The regulating mechanism is supported in the second support；
Second vision-based detection mechanism is supported on the third bracket.
One aspect according to the present utility model, the second support are equipped with fixed plate and are supported in the fixed plate
Pinboard；
The regulating mechanism is fixed on the pinboard；
The fixed plate and the pinboard, which are equipped with, adjusts mounting hole.
One aspect according to the present utility model, the regulating mechanism include:
Slide unit support；
Adjust slide unit, be supported on the slide unit support, can on the slide unit support linear movement；
Bolt assembly is adjusted, is fixedly connected with the adjusting slide unit, for adjusting the position for adjusting slide unit.
One aspect according to the present utility model, the slide unit support are equipped with first and pre-tighten sliding block, the adjusting slide unit
In be equipped with second pre-tighten sliding block and pre-tighten rubber mat.
One aspect according to the present utility model, the First look testing agency and second vision-based detection mechanism are equal
Including detection camera and the detector lens being connect with the detection camera.
One aspect according to the present utility model, in the First look testing agency and second vision-based detection mechanism
It is equipped with positioning component.
One aspect according to the present utility model, the detection camera are infrared camera.
One aspect according to the present utility model, the support plinth include Mobile Slide and are fixed on the Mobile Slide
On supporting plate, the Mobile Slide can linear movement in the horizontal direction.
A scheme according to the present utility model examines First look so as to realize due to being provided with regulating mechanism
It surveys the position of mechanism in the Z-axis direction to adjust, and is often set on the platform for placing liquid crystal display panel to be detected in the prior art
The device that can adjust liquid crystal display panel position is set, i.e. the prior art needs to adjust liquid crystal surface when positioning liquid crystal display panel, detecting
The position of plate, and the utility model due to be provided with regulating mechanism, can be completed without adjusting liquid crystal surface position to liquid crystal surface
Positioning, the detection of plate have evaded adjustment to improve the anti-interference of the detection of the utility model liquid crystal display panel and positioning device
Error caused by liquid crystal display panel advantageously ensures that positioning accuracy and detection accuracy for liquid crystal display panel.
A scheme according to the present utility model completes First look testing agency and the calibration of the second vision-based detection mechanism
Afterwards, it can detecte the pressing quality of liquid crystal display panel, and can effectively ensure that positioning of the liquid crystal display panel in other test items
Precision, so as to guarantee the accuracy of subsequent liquid crystal display panel testing result.
Detailed description of the invention
Fig. 1 is the perspective representation for schematically showing liquid crystal display panel detection according to the present utility model and positioning device；
Fig. 2 is the configuration diagram for schematically showing liquid crystal display panel detection according to the present utility model and positioning device；
Fig. 3 is the configuration diagram for schematically showing support plinth according to the present utility model；
Fig. 4 is to schematically show support frame according to the present utility model and First look testing agency, the second vision-based detection
The configuration diagram of mechanism；
Fig. 5 is the configuration diagram for schematically showing regulating mechanism according to the present utility model；
Fig. 6 is the configuration diagram for schematically showing regulating mechanism according to the present utility model and support frame cooperation；
Fig. 7 is the calibration principle diagram for schematically showing First look testing agency Yu the second vision-based detection mechanism；
Fig. 8 is to schematically show that the liquid crystal display panel detection of the utility model and positioning device detect liquid crystal display panel deviation
Principle diagram；
Fig. 9 is the principle diagram schematically shown for liquid crystal display panel Primary Location；
Figure 10 is the liquid crystal display panel detection and positioning of the positioning device for liquid crystal display panel for schematically showing the utility model
Principle diagram.
Meaning representated by numbering in the drawing is as follows:
A, line sweeps axis；1, support plinth；11, Mobile Slide；12, supporting plate；121, dowel hole；2, driving mechanism；3, it props up
Support；4, regulating mechanism；5, First look testing agency；6, the second vision-based detection mechanism；31, first support；32, second
Frame；33, third bracket；321, fixed plate；322, pinboard；323, mounting hole is adjusted；41, slide unit support；42, slide unit is adjusted；
43, bolt assembly is adjusted；411, first sliding block is pre-tightened；421, second sliding block is pre-tightened；422, rubber mat is pre-tightened；423, housing screw；
431, bolt is adjusted；432, adjusting nut；433, adjusting nut seat；7, camera is detected；8, detector lens；9, positioning component.
Specific embodiment
It, below will be to implementation in order to illustrate more clearly of the utility model embodiment or technical solution in the prior art
Attached drawing needed in mode is briefly described.It should be evident that the accompanying drawings in the following description is only that this is practical new
Some embodiments of type for those of ordinary skills without creative efforts, can be with
It obtains other drawings based on these drawings.
When being described for the embodiments of the present invention, term " longitudinal direction ", " transverse direction ", "upper", "lower",
"front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", orientation or positional relationship is expressed by "outside"
Based on orientation or positional relationship shown in relevant drawings, it is merely for convenience of describing the present invention and simplifying the description, without
It is that the device of indication or suggestion meaning or element must have a particular orientation, be constructed and operated in a specific orientation, therefore on
Stating term should not be understood as limiting the present invention.
The utility model is described in detail with reference to the accompanying drawings and detailed description, embodiment cannot herein one
One repeats, but therefore the embodiments of the present invention is not defined in following implementation.
Referring to figs. 1 and 2, the liquid crystal display panel detection of the utility model and positioning device include support plinth 1, driving
Mechanism 2, support frame 3, regulating mechanism 4, First look testing agency 5 and the second vision-based detection mechanism 6.The bearing of the utility model
Pedestal 1 plays supporting role, and driving mechanism 2 is fixedly supported upon on support plinth 1, and support frame 3 is fixed in driving mechanism 2, drives
Motivation structure 2 can drive support frame 3 to move up and down along the vertical direction.In the present embodiment, driving mechanism 2 can be using driving
Motor is realized, it is of course also possible to select other driving mechanisms such as cylinder.
Fig. 3 is the configuration diagram for schematically showing support plinth according to the present utility model.In conjunction with shown in Fig. 1 and Fig. 3,
In present embodiment, the support plinth 1 of utility model includes Mobile Slide 11 and supporting plate 12, and Mobile Slide 11 is arranged sweeps axis online
On A, can along sweep axis A linear movement, set line sweep the direction of axis A as X to.Driving mechanism 2 is fixed on supporting plate 12, that is, is moved
Dynamic slide unit 11 can drive driving mechanism 2,3 one linkage of support frame.In the present embodiment, on Mobile Slide 11 and supporting plate 12
Multiple dowel holes 121 are equipped with, Mobile Slide 11 and supporting plate can be guaranteed by the cooperation of positioning pin and dowel hole 121
12, the cooperation fixing between supporting plate 12 and driving mechanism 2.In addition, in the detection of the utility model liquid crystal display panel and positioning device
Dowel hole also can be set in other each component installation mating surfaces, so as to which the inspection of the utility model liquid crystal display panel is effectively ensured
The anti-interference of survey and positioning device is conducive to the positioning accuracy for improving the detection of the utility model liquid crystal display panel and positioning device,
Guarantee the subsequent accuracy for liquid crystal display panel testing result.
In conjunction with shown in Fig. 1, Fig. 4, in the present embodiment, regulating mechanism 4 is fixed on the upper end of support frame 3, First look
Testing agency 5 is fixed on regulating mechanism 4, and the second vision-based detection of the utility model mechanism 5 is fixed under support frame 3
End.Specifically, in the present embodiment, the support frame 3 of the utility model includes first support 31, second support 32 and third
Bracket 33, first support 31 are fixed in driving mechanism 2, and second support 32 and third bracket 33 are located at first support 31
Top and bottom, second support 32 and third bracket 33 are vertically arranged with first support 31.Regulating mechanism 4 is supported on second
On frame 32, the second vision-based detection mechanism 6 is fixedly supported upon on third bracket 33.
The First look testing agency 5 of the utility model and the second vision-based detection mechanism 6 include detection camera 7 and with inspection
The detector lens 8 that camera 7 connects are surveyed, the detection camera 7 of First look testing agency 5 is located at the top of detector lens 8, the second view
Feel that the detection camera 7 of testing agency 6 is located at the lower section of detector lens 8, First look testing agency 5 and the second vision-based detection mechanism
6 are oppositely arranged.At work, liquid crystal display panel is located at First look detection for the liquid crystal display panel detection of the utility model and positioning device
Between mechanism 5 and the second vision-based detection mechanism 6, processing is carried out by the shooting image of detector lens 8 and show that liquid crystal display panel is corresponding
Position coordinates carry out subsequent operation again.In this embodiment party, since liquid crystal display panel internal layer to be detected contains metallicity, so
Detection camera 7 uses infrared camera, and when the progress detection and localization of the liquid crystal display panel for being free of metallicity, detection camera 7 can
To use general camera.
In conjunction with shown in Fig. 1, Fig. 4 and Fig. 5, in the present embodiment, the adjustable First look testing agency of regulating mechanism 4
5 position in the vertical direction.Specifically, regulating mechanism 4 includes slide unit support 41, adjusts slide unit 42 and adjust bolt assembly
43.In the present embodiment, adjusting bolt assembly 43 includes adjusting bolt 431, adjusting nut 432 and adjusting nut seat 433, is adjusted
Section nut seat 433 is fixed on slide unit support 41, is adjusted slide unit 42 and is located at 433 lower section of adjusting nut seat, is supported on slide unit support
On 41, adjusts bolt 431 and be fixedly connected across adjusting nut seat 433 with slide unit 42 is adjusted, so as in the work of adjusting nut 432
It adjusts slide unit 42 with lower realization to move along the vertical direction on slide unit support 41, because First look testing agency 5 is fixed on tune
It saves on slide unit 42, so as to adjust the position of First look testing agency 5 in the vertical direction.
As shown in figure 5, in the present embodiment, slide unit support 41 is equipped with first and pre-tightens sliding block 411, and first pre-tightens sliding block
41 are arranged in the inside of slide unit support 41, are in contact with slide unit 42 is adjusted.It adjusts and is equipped with the second preload 421 He of sliding block in slide unit 42
Rubber mat 422 is pre-tightened, rubber mat 422 is pre-tightened and is equipped with housing screw 423, can so guarantee to adjust the stationarity that slide unit 42 moves,
To advantageously ensure that the position precision of First look testing agency 5, and then advantageously ensure that the positioning accurate for liquid crystal display panel
Degree.
The liquid crystal display panel of the utility model detects and positioning device, due to being provided with regulating mechanism 4, so as to realize pair
The position of First look testing agency 5 in the Z-axis direction is adjusted, and is often placing liquid crystal display panel to be detected in the prior art
Platform on setting can adjust the device of liquid crystal display panel Z-direction position, i.e. prior art need when positioning, detect to liquid crystal display panel
Adjust the Z location of liquid crystal display panel, and the utility model due to being provided with regulating mechanism 4, without adjusting the Z-direction position of liquid crystal surface
It sets and positioning to liquid crystal display panel, detection can be completed, to improve the detection of the utility model liquid crystal display panel and positioning device
Anti-interference has evaded error caused by adjustment liquid crystal display panel, advantageously ensures that positioning accuracy and detection for liquid crystal display panel
Precision.
The First look testing agency 5 of the utility model can also move along X to Y-direction.Specifically, as shown in fig. 6,
In the present embodiment, second support 32 is equipped with fixed plate 321, is supported with pinboard 322, pinboard 322 in fixed plate 321
For L-type plate, including vertical plate and level board, level board is connect with fixed plate 321, and regulating mechanism 4 is fixed on the perpendicular of pinboard 322
In straight panel.It is equipped on the level board of fixed plate 321 and pinboard 322 and adjusts mounting hole 323, in the present embodiment, adjusted
Mounting hole 323 is waist-shaped hole.It is fixed on due to regulating mechanism 4 on the vertical plate of pinboard 322, it can be by adjusting mounting hole
323 realize the position for regulating mechanism 4 in X in, Y-direction.
In addition, being equipped with positioning component in the First look testing agency 5 of the utility model and the second vision-based detection mechanism 6
9, positioning component 9 is used for fixed test camera lens 8, can play enhancing First look testing agency 5 and the second vision-based detection mechanism 6
The effect of rigidity advantageously ensures that the stability of First look testing agency 5 and the second vision-based detection mechanism 6, position will not occur
Offset is set, so as to advantageously ensure that the positioning accuracy for liquid crystal display panel.
The liquid crystal display panel of the utility model detects and positioning device needs before positioning to liquid crystal display panel to first
Vision-based detection mechanism 5 and the second vision-based detection mechanism 6 are demarcated, specific as shown in Figure 7.It is upper in Fig. 7 to detect vision system phase
Machine and lower detection vision system camera respectively represent the detection camera of First look testing agency 5 and the second vision-based detection mechanism 6
7, calibration process is as follows: an arbitrarily selected calibration point on liquid crystal display panel, and support plinth 1 drives First look testing agency 5
It is mobile with the second vision-based detection mechanism 6, distinguished by the detection camera 7 of First look testing agency 5 and the second vision-based detection mechanism 6
Liquid crystal display panel is shot, obtains the calibration point on liquid crystal display panel in the (imaging of First look testing agency 5 of upper imaging area
Area) and lower imaging area (imaging area of the second vision-based detection mechanism 6) in position, then in calibration point position and image
The relative position of the heart adjusts the position of First look testing agency 5 on the basis of the detection camera 7 of the second vision-based detection mechanism 6
It sets, is overlapped the central axis of the detection camera 7 of First look testing agency 5 and the second vision-based detection mechanism 6, and pass through tune
It saves mechanism 4 and adjusts the position of First look testing agency 5 in the vertical direction, make to be imaged clearest, completion calibration.
Second vision-based detection mechanism 6 can also be passed through tune in other embodiments by design according to the present utility model
Section mechanism is mounted on third bracket 33, and First look testing agency 5 is directly installed in second support 32, i.e. the second vision inspection
The position for surveying mechanism 6 is adjustable, and the position of First look testing agency 5 is fixed.It is equally possible that by First look
Testing agency 5 and the second vision-based detection mechanism 6 are separately mounted to second support 32 and third bracket 33 by regulating mechanism 4
On, i.e. the adjustable position of First look testing agency 5 and the second vision-based detection mechanism 6.
It, can be to liquid after the completion of First look testing agency 5 and the calibration of the second vision-based detection mechanism 6 to the utility model
The stitching state of crystal panel is detected.Specifically, since liquid crystal display panel generally includes upper and lower surfaces board group into top panel
Multiple protrusions are equipped with, lower panel is equipped with multiple recess corresponding with protrusion, realizes by the cooperation of protrusion and recess
The fastening of panel and lower panel.The liquid crystal display panel of the utility model detects and positioning device can fastening quality to liquid crystal display panel
It is detected, it is specific as shown in Figure 8.Upper detection vision system camera and lower detection vision system camera respectively represent the in Fig. 8
The detection camera 7 of one vision-based detection mechanism 5 and the second vision-based detection mechanism 6, such as to the fastening quality testing process of liquid crystal display panel
Under: a upper calibration point can be being selected at top panel protrusion certain distance (distance can arbitrarily be set), apart from following
A lower calibration point is selected at plate recess certain distance (distance can arbitrarily be set), is obtained by First look testing agency 5
Position of the calibration point in upper imaging area obtains lower position of the calibration point in lower imaging area by the second vision-based detection mechanism 6,
Calibration point can be obtained in the deviation of deviation and lower calibration point in lower imaging area in upper imaging area, in conjunction with selection
Upper calibration point with protrusion at a distance from, lower calibration point at a distance from recess, the chimeric degree of top panel and lower panel can be made
It judges.
The liquid crystal display panel of the utility model detects and positioning device can also position liquid crystal display panel, facilitate it is subsequent its
His detection of the detection device for liquid crystal display panel.In conjunction with shown in Fig. 9 and Figure 10, the liquid crystal display panel detection and positioning of the utility model
Device can cooperate with other equipment, realize the detection to liquid crystal display panel conductive particle subnumber.Specifically, feeding handgrip is set
Standby, first positioning camera, detection platform sweep axis as benchmark using line, establish unified coordinate system, complete each equipment center zero-bit
Calibration.Feeding handgrip equipment grabs liquid crystal display panel, and positions to first positioning camera, and first positioning camera focusing panel is fixed close to just
Two right angle electricals of position camera side, and match the frame of reference and obtain the coordinate of camera cross cursor, it is associated in feeding handgrip
Liquid crystal display panel centre coordinate and the bias angle theta relative to X (line sweeps axis) axis can be obtained in the coordinate value of the heart, again will be in liquid crystal display panel
Heart coordinate and detection platform center-zero coordinate compare the alignment compensation coordinate value and angle of available detection platform module, detection
The Y-axis and U axis (the rotatable angle θ) for the offset adjustment platform that platform is exported according to first positioning camera, and liquid crystal display panel is accepted, it can
Guarantee liquid crystal display panel in the visual field of deviation imaging area.
And the liquid crystal display panel detection of the utility model and positioning device can carry out secondary fine positioning to liquid crystal display panel.Such as figure
Shown in 10, on liquid crystal display panel 2 Mark points (Mark point 1 and Mark point 2) of fine positioning deviation imaging area within sweep of the eye,
And Liang Ge Mark dot center's line is parallel to the liquid crystal display panel side of imaging area.It is mobile that axis A is swept along Mobile Slide 11, is made
Association detection 7 center position of camera obtains the coordinate of Mark point 1 after detection camera 7 collects 1 image of Mark point, can similarly obtain
To the coordinate of Mark point 2, to obtain liquid crystal display panel relative to x-axis drift angle β, liquid crystal surface after just positioning can be obtained by being associated with known conditions
The coordinate at plate center will test Platform center ideal bit and match to obtain the compensation coordinate value of detection platform with liquid crystal display panel centre bit
x,y,β.Liquid crystal display panel detection and positioning device due to the utility model have X to freedom degree, and liquid crystal display panel X-direction deviation
Detection (population of detection liquid crystal display panel) is swept without influence on subsequent line, therefore need to only adjust the Y-axis and U axis of detection platform
Compensation panel y-coordinate and drift angle β guarantee that subsequent line sweeps detection device to liquid crystal to realize the accurate positioning to liquid crystal display panel
The accuracy of panel detection result.
The foregoing is merely a schemes of the utility model, are not intended to limit the utility model, for ability
For the technical staff in domain, various modifications and changes may be made to the present invention.It is all the spirit and principles of the utility model it
Interior, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (9)
1. a kind of liquid crystal display panel detection and positioning device characterized by comprising
Support plinth (1) is fixedly connected with driving mechanism (2)；
Support frame (3) is fixed on the driving mechanism (2)；
Regulating mechanism (4) is supported on support frame as described above (3) one end, and First look inspection is fixedly connected on the regulating mechanism (4)
It surveys mechanism (5)；
Second vision-based detection mechanism (6), is supported on the other end of support frame as described above (3), with the First look testing agency (5)
It is oppositely arranged.
2. liquid crystal display panel according to claim 1 detection and positioning device, which is characterized in that support frame as described above (3) includes
First support (31) and the second support (32) and third bracket (33) for being located at the first support (31) both ends；
The regulating mechanism (4) is supported on the second support (32)；
Second vision-based detection mechanism (6) is supported on the third bracket (33).
3. liquid crystal display panel detection according to claim 2 and positioning device, which is characterized in that on the second support (32)
Equipped with fixed plate (321) and the pinboard (322) being supported on the fixed plate (321)；
The regulating mechanism (4) is fixed on the pinboard (322)；
The fixed plate (321) and the pinboard (322), which are equipped with, adjusts mounting hole (323).
4. liquid crystal display panel detection according to claim 1-3 and positioning device, which is characterized in that the adjusting machine
Structure (4) includes:
Slide unit support (41)；
Adjust slide unit (42), be supported on the slide unit support (41), can on the slide unit support (41) linear movement；
It adjusts bolt assembly (43), is fixedly connected with the adjusting slide unit (42), for adjusting the position for adjusting slide unit (42)
It sets.
5. liquid crystal display panel detection according to claim 4 and positioning device, which is characterized in that on the slide unit support (41)
Sliding block (411) are pre-tightened equipped with first, second is equipped in the adjusting slide unit (42) and pre-tightens sliding block (421) and pre-tightens rubber mat (422).
6. liquid crystal display panel detection according to claim 1 and positioning device, which is characterized in that the First look detection machine
Structure (5) and second vision-based detection mechanism (6) include the detection for detecting camera (7) and connecting with detection camera (7)
Camera lens (8).
7. liquid crystal display panel detection according to claim 5 and positioning device, which is characterized in that the First look detection machine
Positioning component (9) are equipped in structure (5) and second vision-based detection mechanism (6).
8. liquid crystal display panel according to claim 6 detection and positioning device, which is characterized in that the detection camera (7) is
Infrared camera.
9. liquid crystal display panel detection according to claim 1 and positioning device, which is characterized in that support plinth (1) packet
The supporting plate (12) for including Mobile Slide (11) and being fixed on the Mobile Slide (11), the Mobile Slide (11) can be along level side
To linear movement.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201821192092.8U CN208351183U (en) | 2018-07-26 | 2018-07-26 | Liquid crystal display panel detection and positioning device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821192092.8U CN208351183U (en) | 2018-07-26 | 2018-07-26 | Liquid crystal display panel detection and positioning device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108663836A (en) * | 2018-07-26 | 2018-10-16 | 宁波舜宇仪器有限公司 | Liquid crystal display panel detects and positioning device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108663836A (en) * | 2018-07-26 | 2018-10-16 | 宁波舜宇仪器有限公司 | Liquid crystal display panel detects and positioning device |
| CN108663836B (en) * | 2018-07-26 | 2024-01-12 | 宁波舜宇仪器有限公司 | Liquid crystal display panel detection and positioning device |
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