CN106405895B - Lighting fragmentation detection device and its application method - Google Patents
Lighting fragmentation detection device and its application method Download PDFInfo
- Publication number
- CN106405895B CN106405895B CN201611061956.8A CN201611061956A CN106405895B CN 106405895 B CN106405895 B CN 106405895B CN 201611061956 A CN201611061956 A CN 201611061956A CN 106405895 B CN106405895 B CN 106405895B
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- panel
- support frame
- detected
- baffle
- lighting
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- 238000013467 fragmentation Methods 0.000 title claims abstract description 33
- 238000006062 fragmentation reaction Methods 0.000 title claims abstract description 33
- 238000001514 detection method Methods 0.000 title claims abstract description 30
- 238000000034 method Methods 0.000 title claims abstract description 15
- 239000000463 material Substances 0.000 claims abstract description 6
- 230000007547 defect Effects 0.000 claims description 3
- 230000008450 motivation Effects 0.000 claims 2
- 230000000149 penetrating effect Effects 0.000 claims 1
- 230000002159 abnormal effect Effects 0.000 abstract description 4
- 230000005540 biological transmission Effects 0.000 abstract description 4
- 230000000903 blocking effect Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 239000000758 substrate Substances 0.000 description 3
- 238000001467 acupuncture Methods 0.000 description 2
- 239000004973 liquid crystal related substance Substances 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000004807 localization Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/1306—Details
- G02F1/1309—Repairing; Testing
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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)
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
Abstract
The present invention provides an a kind of lighting fragmentation detection devices, the device includes rack, the worktable support frame for placing panel to be detected, worktable support is set up in frame upper end, opening is equipped on worktable support frame, back light is equipped in the lower section of worktable support frame, the worktable support frame is made of translucent material, and the lighttight baffle that light source can be stopped to penetrate worktable support frame is equipped in the lower section of worktable support frame, and the baffle is movably disposed in rack.The present invention also provides a kind of application methods of a lighting fragmentation detection device.Compared with prior art, by setting translucent material for worktable support frame, the baffle of flexible connection is set thereunder, make do not influence panel to be detected effective display area domain detection while, increase the light transmission to the non-display area of panel to be detected to detect, so as to more fully detect the fragmentation abnormal problem of panel, fragmentation cost allowance is reduced, production cost is reduced.
Description
Technical field
The present invention relates to a kind of liquid crystal display panel production equipment, an especially a kind of lighting fragmentation detection device and its use
Method.
Background technique
Liquid crystal display panel is after monolith substrate cut is at panel (Panel) technique of corresponding size, before polarizer attachment process,
It will do it lighting detection, a detector structure provides lighting telecommunication by Contact Pad (contact point) for panel
Number, the detection picture such as R, G, B is presented, a lighting picture automatic detecting machine then carries out capture to panel, passes through the knot of capture
Fruit judges the factory grade of panel.
An existing lighting detection device is nontransparent, the Active of panel only to be detected because of worktable support frame
The area Area (i.e. effective display area, the area abbreviation AA) energy light transmission, therefore can only be detected for the area AA of panel to be detected, to sentence
Whether have exception or fragmentation, and treat the non-display area other than the area AA of detection panel then without detection if breaking in panel to be detected
Ability；Process is manufactured in panel, the TFT substrate edge of panel can touch various positioning and acupuncture treatment mechanism, work as localization machine
When structure abrasion or acupuncture treatment mechanism blockage, if current site can not be detected effectively, it be easy to cause the TFT substrate side of bulk panel
The fragmentation of edge is abnormal；And short bar (shorting bar) number on panel is more and size increases, with plate contact
Positioning mechanism is more, can all increase the risk of fragmentation.
Summary of the invention
In order to overcome the deficiencies of the prior art, the present invention provides lighting fragmentation detection device of one kind and its application method,
Enable a lighting fragmentation detection device to detect fragmentation one of the non-display area of panel in time, reduces fragmentation cost damage
It loses.
The present invention provides an a kind of lighting fragmentation detection device, which includes rack, to be detected for placing
The worktable support frame of panel, worktable support are set up in frame upper end, opening are equipped on worktable support frame, in workbench
The lower section of support frame is equipped with back light, and the worktable support frame is made of translucent material, in the lower section of worktable support frame
Equipped with the lighttight baffle that light source can be stopped to penetrate worktable support frame, the baffle is movably disposed in rack.
Further, the baffle is equipped with four pieces, is respectively arranged on four sides of worktable support frame.
Further, the rack is equipped with the telescoping mechanism that baffle can be driven flexible.
Further, the telescoping mechanism is rack gear, and the rack gear includes motor, is set to motor
Gear on output shaft, the rack gear engaged on baffle lower end surface and with gear, the motor are fixed on machine by motor cabinet
On frame, the axis of motor output shaft is parallel with the open edge of corresponding side, and the output shaft of rack gear and motor is vertically arranged, motor
It is connect with the controller of device.
Further, the telescoping mechanism is cylinder-driven mechanism, and the cylinder-driven mechanism includes being set in rack
Cylinder, the axis of the piston rod of the cylinder are vertically arranged with the open edge of corresponding side, the piston rod and gear of the cylinder
Plate is connected and fixed, the controller connection of cylinder and device.
Further, the edge of the opening is equipped with the chimb to raise upward.
Further, the shape of four block baffles is isosceles trapezoid, and every block baffle, which is located between bottom and waist, is formed by two
The angle of a interior angle is 45 degree, and rectangular ring structure is formed after four baffles mutual headtotail.
The present invention also provides a kind of application methods of a lighting fragmentation detection device, include the following steps:
Step 1: panel to be detected is placed in the opening of worktable support frame, make effective display of panel to be detected
Area is located in opening；
Step 2: worktable support frame is blocked into baffle stretching, open back light and is powered to panel, back light
Light source penetrate the effective display area domain of panel to be detected, by a lighting picture automatic detecting machine to panel to be detected
Effective display area domain carry out capture of taking pictures, whether detect in the effective display area domain of panel to be detected has flaw；
Step 3: baffle is withdrawn, back light penetrates worktable support frame, penetrates the light source of back light to be detected
Panel non-display area, capture of taking pictures is carried out to monolith panel to be detected by a lighting picture automatic detecting machine,
Whether the non-display area for detecting panel to be detected has breakage.
Compared with prior art, the present invention setting is lived thereunder by setting translucent material for worktable support frame
The baffle of dynamic connection, make while the effective display area domain detection for not influencing panel to be detected, increase to be detected
The light transmission of the non-display area of panel detects, and so as to more fully detect the fragmentation abnormal problem of panel, reduces fragmentation
Cost allowance reduces production cost.
Detailed description of the invention
Fig. 1 is top view of the invention.
Fig. 2 is cross-sectional view of the invention.
Fig. 3 is the structural schematic diagram of the first telescoping mechanism of the invention.
Fig. 4 is the structural schematic diagram of second of telescoping mechanism of the invention.
Fig. 5 is the schematic diagram of application method step 2 of the present invention.
Fig. 6 is the schematic diagram of application method step 3 of the present invention.
Specific embodiment
Invention is further described in detail with reference to the accompanying drawings and examples.
As depicted in figs. 1 and 2, a lighting fragmentation detection device of the invention, which includes rack 5, for placing
The worktable support frame 1 of panel to be detected, the contact point (not shown) for being powered to panel, worktable support frame 1
Set on 5 upper end of rack, opening 2 is equipped on worktable support frame 1, opening 2 is the effective display area domain with panel to be detected
The size in (region AA) is adapted, and is equipped with back light 3, the control of back light 3 and device in the lower section of worktable support frame 1
Device connection, back light 3 are fixed on the interior of rack 5, and the worktable support frame 1 is made of translucent material, in worktable support
Four side of lower section of frame 1 is equipped with the lighttight baffle 4 that light source can be stopped to penetrate worktable support frame 1, the workbench；The gear
Plate 4 is movably disposed in rack 5, to realize blocking or not blocking and carry out back light 3 to worktable support frame 1
The transmission of effective display area domain or non-display area to panel to be detected is to determine whether there is the abnormal conditions such as fragmentation；It is opening
The edge of mouth 2 is equipped with the chimb 10 to raise upward.
As shown in Figure 1, dotted portion is baffle 4 in figure, baffle 4 is equipped with four pieces and is separately positioned on worktable support frame 1
On four sides.
Preferably, the shape of four block baffles 4 is isosceles trapezoid, and every block baffle 4 is located at institute's shape between bottom (long side) and waist
At two interior angles angle be 45 degree, after four 4 mutual headtotails of baffle formation rectangular ring structure, four block baffles 4
It is arranged respectively according to the length on 2 four sides of opening.
The rack 5, which is equipped with, can respectively drive the flexible telescoping mechanism of baffle 4, and every block baffle 4 passes through with a group telescopic machine
Structure driving, telescoping mechanism can be rack gear or cylinder-driven mechanism.
As shown in figure 3, the rack gear includes motor 6, the gear 8 on 6 output shaft of motor, is set to baffle
The rack gear 7 engaged on 4 lower end surfaces and with gear 8, the motor 6 are fixed in rack 5 corresponding with every block baffle 4 by motor cabinet
At position, the axis of 6 output shaft of motor and 2 sides aligned parallel of opening of corresponding side, the axis of the output shaft of rack gear 7 and motor 6
It is vertically arranged, motor 6 is connect with the controller of device, to realize the stretching and withdrawal by the controller of device to baffle 4
It is controlled.
As shown in figure 4, cylinder-driven mechanism includes the cylinder 9 in rack 5, cylinder 9 is fixed on machine by cylinder block
With every 4 corresponding position of block baffle on frame 5, the axis of 9 piston rod of cylinder sets with 2 edge-perpendicular of opening of corresponding side
It sets, piston rod and the baffle 4 of the cylinder 9 are connected and fixed, and cylinder 9 is connect with the controller of device, pass through device to realize
Controller the depths of baffle 4 and withdrawal are controlled.
The application method of a lighting fragmentation detection device of the invention, includes the following steps:
Step 1: panel 12 to be detected is placed in the opening 2 of worktable support frame 1, make panel 12 to be detected
Effective display area is located in opening 2；
Step 2: blocking worktable support frame 1 as shown in figure 5, baffle 4 is stretched out, back light 3 is opened and to panel
12 are powered, and the light source of back light 3 penetrates the effective display area domain of panel 12 to be detected, examined automatically by a lighting picture
Survey machine 11 carries out capture of taking pictures to the effective display area domain of panel 12 to be detected, detects effective display of panel 12 to be detected
Whether there is flaw in region；
Step 3: the light source of back light 3 penetrates worktable support frame 1 as shown in fig. 6, baffle 4 is withdrawn, make backlight
The light source of light source 3 also through panel 12 to be detected non-display area, by a lighting picture automatic detecting machine 11 to whole
Block panel 12 to be detected carries out capture of taking pictures, and whether the non-display area for detecting panel 12 to be detected has breakage.
The present invention realizes effective display to panel to be detected by blocking and not blocking to work too support frame 1
The detection of defect and the monolith panel to be detected in region realizes fragmentation detection, can reduce problem panel in this way and carry out
Non-display area fragmentation is just found in follow-up process and caused by cost allowance, to reduce production cost.
Although the present invention has shown and described referring to specific embodiment, it should be appreciated by those skilled in the art that:
In the case where not departing from the spirit and scope of the present invention being defined by the claims and their equivalents, can carry out herein form and
Various change in details.
Claims (8)
1. an a kind of lighting fragmentation detection device, which includes rack (5), the workbench for placing panel to be detected
Support frame (1), worktable support frame (1) are set to rack (5) upper end, opening (2) are equipped on worktable support frame (1), in work
The lower section for making platform support frame (1) is equipped with back light (3), it is characterised in that: the worktable support frame (1) is by translucent material system
At, the lighttight baffle (4) that light source can be stopped to penetrate worktable support frame (1) is equipped in the lower section of worktable support frame (1),
The baffle (4) is movably disposed on rack (5)；
When the baffle (4) shelters from the non-display area of panel to be detected, the lighting fragmentation detection device pair
The defect of the effective display area domain of panel to be detected is detected, and is withdrawn when by the baffle (4), and the baffle (4) is not right
When the worktable support frame (1) is blocked, a lighting fragmentation detection device is to the non-display of panel to be detected
The defect in region is detected.
2. lighting fragmentation detection device according to claim 1, it is characterised in that: the baffle (4) is equipped with four pieces,
It is respectively arranged on four sides of worktable support frame (1).
3. lighting fragmentation detection device according to claim 2, it is characterised in that: the rack (5) is equipped with can
The telescoping mechanism for driving baffle (4) flexible.
4. lighting fragmentation detection device according to claim 3, it is characterised in that: the telescoping mechanism is rack gear biography
Motivation structure, the rack gear include motor (6), the gear (8) being set on motor (6) output shaft, are set under baffle (4)
The rack gear (7) engaged on end face and with gear (8), the motor (6) are fixed on rack (5) by motor cabinet, and motor (6) is defeated
Opening (2) sides aligned parallel of the axis of shaft and corresponding side, rack gear (7) and the output shaft of motor (6) are vertically arranged, motor
(6) it is connect with the controller of device.
5. lighting fragmentation detection device according to claim 3, it is characterised in that: the telescoping mechanism is cylinder biography
Motivation structure, the cylinder-driven mechanism include the cylinder (9) on rack (5), the axis of the piston rod of the cylinder (9) with
Opening (2) the edge-perpendicular setting of corresponding side, piston rod and the baffle (4) of the cylinder (9) are connected and fixed, cylinder (9) and
The controller of device connects.
6. according to claim 1 to a lighting fragmentation detection device described in 5 any one, it is characterised in that: the opening
(2) edge is equipped with the chimb (10) to raise upward.
7. lighting fragmentation detection device according to claim 6, it is characterised in that: the shape of four block baffles (4) is
Isosceles trapezoid, the angle that every block baffle (4) is formed by two interior angles between bottom and waist is 45 degree, when four baffles
(4) rectangular ring structure mutually is formed after headtotail.
8. a kind of application method of lighting fragmentation detection device as described in claim 1, it is characterised in that: including as follows
Step:
Step 1: panel to be detected is placed in the opening (2) of worktable support frame (1), make the effective of panel to be detected
Viewing area is located in opening (2)；
It blocks worktable support frame (1) Step 2: baffle (4) are stretched out, open back light (3) and is powered to panel, back
The light source of radiant (3) penetrates the effective display area domain of panel to be detected, passes through a lighting picture automatic detecting machine (11)
Capture of taking pictures is carried out to the effective display area domain of panel to be detected, detect in the effective display area domain of panel to be detected whether
There is flaw；
Step 3: baffle (4) are withdrawn, so that back light (3) is penetrated worktable support frame (1), make the light source of back light (3)
The non-display area for penetrating panel to be detected, by a lighting picture automatic detecting machine (11) to monolith panel to be detected
Capture of taking pictures is carried out, whether the non-display area for detecting panel to be detected has breakage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611061956.8A CN106405895B (en) | 2016-11-25 | 2016-11-25 | Lighting fragmentation detection device and its application method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611061956.8A CN106405895B (en) | 2016-11-25 | 2016-11-25 | Lighting fragmentation detection device and its application method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106405895A CN106405895A (en) | 2017-02-15 |
| CN106405895B true CN106405895B (en) | 2019-09-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611061956.8A Active CN106405895B (en) | 2016-11-25 | 2016-11-25 | Lighting fragmentation detection device and its application method |
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| Country | Link |
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| CN (1) | CN106405895B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111896483B (en) * | 2020-08-03 | 2023-11-21 | 深圳回收宝科技有限公司 | Detection device and detection method for display effect of display device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10227721A (en) * | 1997-02-18 | 1998-08-25 | Micronics Japan Co Ltd | Liquid crystal display panel inspection method and device |
| TW201140041A (en) * | 2009-12-18 | 2011-11-16 | Etechnet Co Ltd | Apparatus for inspecting substrate and method using the same |
| CN202658227U (en) * | 2012-04-19 | 2013-01-09 | 彩虹（佛山）平板显示有限公司 | Device for detecting substrate fragments in chemical vapor deposition (CVD) equipment |
| CN203502702U (en) * | 2013-10-28 | 2014-03-26 | 京东方科技集团股份有限公司 | Lighting detector for liquid crystal display panel |
| KR20140139929A (en) * | 2013-05-28 | 2014-12-08 | 엘지디스플레이 주식회사 | Display Panel Inspection Apparatus and Its Method |
| CN204758967U (en) * | 2015-08-11 | 2015-11-11 | 合肥京东方光电科技有限公司 | Detection device lights a lamp |
| CN205121090U (en) * | 2015-10-26 | 2016-03-30 | 昆山龙腾光电有限公司 | A tool of lighting a lamp for detecting display panel |
| CN205229602U (en) * | 2015-11-11 | 2016-05-11 | 昆山龙腾光电有限公司 | Detect liquid crystal display panel's tool of lighting a lamp |
| CN105738383A (en) * | 2016-03-09 | 2016-07-06 | 武汉华星光电技术有限公司 | Substrate breakage detecting device and substrate processing equipment |
-
2016
- 2016-11-25 CN CN201611061956.8A patent/CN106405895B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10227721A (en) * | 1997-02-18 | 1998-08-25 | Micronics Japan Co Ltd | Liquid crystal display panel inspection method and device |
| TW201140041A (en) * | 2009-12-18 | 2011-11-16 | Etechnet Co Ltd | Apparatus for inspecting substrate and method using the same |
| CN202658227U (en) * | 2012-04-19 | 2013-01-09 | 彩虹（佛山）平板显示有限公司 | Device for detecting substrate fragments in chemical vapor deposition (CVD) equipment |
| KR20140139929A (en) * | 2013-05-28 | 2014-12-08 | 엘지디스플레이 주식회사 | Display Panel Inspection Apparatus and Its Method |
| CN203502702U (en) * | 2013-10-28 | 2014-03-26 | 京东方科技集团股份有限公司 | Lighting detector for liquid crystal display panel |
| CN204758967U (en) * | 2015-08-11 | 2015-11-11 | 合肥京东方光电科技有限公司 | Detection device lights a lamp |
| CN205121090U (en) * | 2015-10-26 | 2016-03-30 | 昆山龙腾光电有限公司 | A tool of lighting a lamp for detecting display panel |
| CN205229602U (en) * | 2015-11-11 | 2016-05-11 | 昆山龙腾光电有限公司 | Detect liquid crystal display panel's tool of lighting a lamp |
| CN105738383A (en) * | 2016-03-09 | 2016-07-06 | 武汉华星光电技术有限公司 | Substrate breakage detecting device and substrate processing equipment |
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| CN106405895A (en) | 2017-02-15 |
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Address after: 9-2 Tangming Avenue, Guangming New District, Shenzhen City, Guangdong Province Patentee after: TCL China Star Optoelectronics Technology Co.,Ltd. Address before: 9-2 Tangming Avenue, Guangming New District, Shenzhen City, Guangdong Province Patentee before: Shenzhen China Star Optoelectronics Technology Co.,Ltd. |