CN114815339B - Offline lighting device applicable to LCD screens of different sizes - Google Patents
Offline lighting device applicable to LCD screens of different sizes Download PDFInfo
- Publication number
- CN114815339B CN114815339B CN202210540738.1A CN202210540738A CN114815339B CN 114815339 B CN114815339 B CN 114815339B CN 202210540738 A CN202210540738 A CN 202210540738A CN 114815339 B CN114815339 B CN 114815339B
- Authority
- CN
- China
- Prior art keywords
- frame
- sliding rail
- lighting
- module
- needle insertion
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
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
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Liquid Crystal (AREA)
Abstract
The application provides offline lighting equipment applicable to LCD screens with different sizes, and belongs to the technical field of LCD screen detection. The off-line lighting device applicable to LCD screens of different sizes comprises a rack assembly and a lighting assembly. With the synchronous regulation puncture point of the removal of Y axle removal puncture module and X axle removal puncture module, puncture circular telegram produces bright spot picture, through minimum removal unit, guarantee the precision of puncture, guarantee even large-scale LCD screen, after the skew stack of incessantly, can also realize minimum mobile unit's accurate discernment, can inspect the product size adjustment, adapt to the product of more sizes, adjust and observe the piece of amplifying to the bad point, can carry out microscopic amplification to the bad point, and then effectively improve LCD screen lighting equipment and fix the product size among the correlation technique, when carrying out the spot check to different products, the applicable scope is less, and can't amplify the problem that the bad point carries out analysis.
Description
Technical Field
The application relates to the field of LCD screen detection, in particular to off-line lighting equipment applicable to LCD screens with different sizes.
Background
The LCD display screen module production line is continuously expanded and updated, the quality requirements of customers on products are higher and higher, in order to avoid great waste of subsequent work stations caused by defects, detection is needed to be implemented in a working section of finished liquid crystal glass product parts after the liquid crystal glass product parts are attached without backlight and circuit boards, the backlight is needed to be arranged due to the fact that the liquid crystal glass product parts are bare glass, the bare glass is electrified by a needle to lighten the bare glass for dead point detection, and in the product research and development stage, experimenters also need to carry out LCD screen display tests for process optimization and problem analysis.
In the related art, the flexibility of the LCD screen lighting equipment for applicable products is higher, the functional requirements such as dead pixel amplification analysis are higher, the size of the product is fixed by the off-line LCD screen lighting equipment, and when different products are subjected to spot inspection, the application range is smaller, and the dead pixels cannot be amplified for analysis.
Disclosure of Invention
In order to make up for the defects, the application provides offline lighting equipment applicable to LCD screens with different sizes, and aims to solve the problems that the size of products is fixed by the LCD screen lighting equipment in the related technology, the application range is small and bad points cannot be amplified for analysis when different products are subjected to spot inspection.
The application is realized in the following way:
an off-line lighting apparatus adaptable to different sized LCD panels includes a frame assembly and a lighting assembly.
The machine frame assembly comprises a machine frame, a peripheral curtain support frame and a curtain, the peripheral curtain support frame is fixedly connected to the front side of the top end of the machine frame, the curtain is installed on the curtain installation frame, the lighting assembly comprises a lighting piece, a Y-axis movable needle inserting module, an X-axis movable needle inserting module and an observation amplifying piece, the lighting piece is arranged in the machine frame, the Y-axis movable needle inserting module is arranged on the left side and the right side of the lighting piece, the X-axis movable needle inserting module is installed on the upper side and the lower side of the lighting piece, and the observation amplifying piece is installed on the lighting piece.
In a specific embodiment, an operation table is disposed at one end of the front side of the frame.
In a specific embodiment, a platform is mounted at the bottom end of the front side of the frame, and a tri-colored lamp is arranged at the top end of the frame.
In a specific embodiment, the lighting member includes a mounting frame, a backlight module and a bottom positioning block, the mounting frame is mounted in the frame, the backlight module is disposed on the mounting frame, and the bottom positioning block is mounted at the lower end of the mounting frame.
In a specific embodiment, the Y-axis moving needle insertion module includes a high-precision linkage device, a fixing frame, a needle insertion portion and a light shielding portion, the high-precision linkage device is disposed on the fixing frame in pairs, the fixing frame is configured to be in transmission connection with the high-precision linkage device, the needle insertion portion is mounted on the fixing frame through a bolt, the light shielding portion is mounted on the needle insertion portion, and the Y-axis moving needle insertion module and the X-axis moving needle insertion module are identical in structure.
In a specific embodiment, the mounting frame is correspondingly provided with a side limiting plate.
In a specific embodiment, a first sliding rail is mounted on the mounting frame, and the needle insertion portion is slidably connected with the first sliding rail.
In a specific embodiment, the needle insertion portion comprises a connecting frame, a height adjusting device, a position adjusting sliding rail, a position fine adjusting block and a needle insertion portion, wherein two ends of the connecting frame are mounted on the fixing frame through bolts, the height adjusting device is mounted on the back of the connecting frame, the position adjusting sliding rail is mounted on the height adjusting device, the position fine adjusting block is slidably connected to the position adjusting sliding rail, and the needle insertion portion is fixedly connected to the lower end of the position fine adjusting block.
In a specific embodiment, the shading part comprises shading cloth and a compression block, the compression block is connected to the connecting frame through a bolt, the compression block compresses the shading cloth to the connecting frame, and the shading cloth covers the connecting frame, the height adjusting device, the position adjusting sliding rail and the position fine adjusting block.
In a specific embodiment, the observation amplifying piece comprises a second sliding rail, a base, a third sliding rail and a magnifying glass, wherein the second sliding rail is arranged on the upper side and the lower side of the mounting frame, the base is mounted on the second sliding rail, the third sliding rail is arranged on the base, and the magnifying glass is mounted on the third sliding rail.
The beneficial effects of the application are as follows: when the automatic detection device is used, the LCD screen to be detected is placed on the lighting part, the Y-axis movable needle inserting module or the X-axis movable needle inserting module is started, the needle inserting points are synchronously adjusted along with the movement of the Y-axis movable needle inserting module and the movement of the X-axis movable needle inserting module, a bright point picture is generated by needle inserting electrifying, the accuracy of needle inserting is ensured through a minimum moving unit, the LCD screen with even large size is ensured, the accurate identification of the minimum moving unit can be realized after the continuous offset superposition, the size adjustment of a product can be carried out, products with more sizes are adapted, when a dead point is found, the adjustment and observation of the amplifying part to the dead point can be carried out, microscopic amplification can be carried out on the dead point, the analysis is convenient, the problem that the LCD screen lighting device in the related technology is fixed in the size of the product is effectively improved, and the applicable range is smaller when different products are subjected to spot sampling inspection and the analysis cannot be carried out on the dead point.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present application and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of an off-line lighting device applicable to LCD panels of different sizes according to an embodiment of the present application;
FIG. 2 is a schematic diagram of a rack assembly according to an embodiment of the present application;
fig. 3 is a schematic structural diagram of a lighting assembly according to an embodiment of the present application;
FIG. 4 is a schematic view of a lighting device according to an embodiment of the present application;
FIG. 5 is a schematic view of a Y-axis mobile needle insertion module and an X-axis mobile needle insertion module according to an embodiment of the present application;
FIG. 6 is a schematic view of a structure of a needle insertion portion according to an embodiment of the present application;
fig. 7 is a schematic view of a structure of a light shielding portion according to an embodiment of the present application;
fig. 8 is a schematic structural view of an observation amplifying member according to an embodiment of the present application.
In the figure: a 100-rack assembly; 110-a frame; 120-peripheral curtain support; 130-curtain; 140-operation table; 150-station; 160-trichromatic lamp; 200-lighting up components; 210-lighting up the part; 211-mounting rack; 212 a backlight module; 213—a bottom positioning block; 220-Y axis moving needle insertion module; 221-high precision linkage equipment; 222-fixing frame; 223-a needle insertion portion; 2231-a connector; 2232-height adjustment device; 2233-position adjustment slide; 2234-position fine adjustment block; 2235-inserting a needle; 224-a light shielding portion; 2241-shading cloth; 2242-compressing blocks; 225-side limiting plates; 226-a first slide rail; a 230-X axis moving needle insertion module; 240-viewing magnification; 241-a second slide rail; 242-base; 243-a third slide rail; 244-magnifier.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present application more apparent, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, based on the embodiments of the application, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the application.
Examples
Referring to fig. 1 to 8, the present application provides an off-line lighting apparatus applicable to LCD panels of different sizes, comprising a frame assembly 100 and a lighting assembly 200.
Referring to fig. 2, the rack assembly 100 includes a rack 110, a peripheral curtain support bracket 120, and a curtain 130. The peripheral curtain support 120 is fixedly coupled to the front side of the top end of the frame 110. The curtain 130 is mounted on the curtain mount 120. The curtain 130 shields the external light source, and a darkroom is formed in the machine during testing. An operation table 140 is provided at one end of the front side of the frame 110. Control of the housing assembly 100 and the lighting assembly 200 is facilitated by the console 140. A docking station 150 is mounted to the front bottom end of the frame 110. A tri-colored light 160 is provided at the top of the housing 110. The docking station 150 facilitates personnel standing for operation and the tri-colored lights 160 alert when the lighting assembly 200 fails.
Referring to fig. 3, the lighting assembly 200 includes a lighting member 210, a Y-axis moving needle insertion module 220, an X-axis moving needle insertion module 230, and an observation magnification member 240. The lighting member 210 is disposed in the housing 110. The Y-axis moving needle insertion modules 220 are disposed at both left and right sides of the lighting member 210. The X-axis moving puncture module 230 is installed at both upper and lower sides of the lighting member 210. The observation magnification member 240 is mounted on the lighting member 210. When the device is used, the LCD screen to be detected is placed on the lighting piece 210, the Y-axis movable needle inserting module 220 or the X-axis movable needle inserting module 230 is started, the needle inserting points are synchronously adjusted along with the movement of the Y-axis movable needle inserting module 220 and the X-axis movable needle inserting module 230, the needle inserting electrifies to generate bright point images, the needle inserting precision is ensured through the minimum moving unit, the LCD screen with even large size is ensured, after the continuous offset superposition, the accurate identification of the minimum moving unit can be realized, the size adjustment of a product can be carried out, the adjustment range is 21-88 inches, and when a bad point is found, the microscopic amplification can be carried out on the bad point by adjusting and observing the amplifying piece 240.
Referring to fig. 4, the lighting device 210 includes a mounting frame 211, a backlight module 212 and a bottom positioning block 213. The mounting bracket 211 is mounted within the housing 110. The backlight module 212 is disposed on the mounting frame 211. The bottom positioning block 213 is mounted at the lower end of the mounting frame 211. When the LCD screen is installed, the lower end of the LCD screen is supported and positioned by the bottom positioning block 213.
Referring to fig. 5, the y-axis moving needle insertion module 220 includes a high-precision linkage 221, a fixing frame 222, a needle insertion portion 223, and a light shielding portion 224. The high-precision linkage 221 is provided in pairs on the mounting frame 211. The mount 222 is configured to drivingly connect to the high precision linkage 221. The high-precision linkage 221 is provided as a high-precision transmission module. The needle insertion portion 223 is mounted on the fixing frame 222 by bolts. The light shielding portion 224 is attached to the needle insertion portion 223. The Y-axis moving needle insertion module 220 and the X-axis moving needle insertion module 230 have the same structure. When the Y-axis movable needle inserting module 220 or the X-axis movable needle inserting module 230 is adjusted, the high-precision linkage equipment 221 is started, the high-precision linkage equipment 221 drives the fixing frame 222, the fixing frame 222 drives the position of the needle inserting part 223 to be adjusted synchronously, the LCD screen is lightened through the needle inserting part 223 to observe bad spots, and the needle inserting parts 223 on the Y-axis movable needle inserting module 220 or the X-axis movable needle inserting module 230 are adjusted to detect the bad spots respectively by different sizes of products. The position of the needle insertion portion 223 is finely adjusted, and the needle insertion portion 223 corresponding to different products can be adapted through the whole replacement of the needle insertion portion 223 by a knob screw feeding mode. The mounting frame 211 is correspondingly provided with a side limiting plate 225. The side stopper plates 225 define the positions of the sides of the LCD screen. The mounting frame 211 is provided with a first sliding rail 226. The needle insertion portion 223 is slidably connected to a first slide rail 226. The first slide rail 226 stabilizes the movement of the needle insertion portion 223.
Referring to fig. 6, the needle insertion portion 223 includes a link 2231, a height adjusting device 2232, a position adjusting slide 2233, a position fine adjustment block 2234, and a needle insertion 2235. Both ends of the connecting frame 2231 are mounted on the fixing frame 222 by bolts. The height adjustment device 2232 is mounted on the back of the connection frame 2231. The position adjustment slide 2233 is mounted to the height adjustment device 2232. In the present embodiment, the height adjusting apparatus 2232 is provided as a cylinder. The height adjustment device 2232 is slidably coupled to the position adjustment slide 2233 by a fine adjustment block 2234. The needle 2235 is fixedly connected to the lower end of the position fine adjustment block 2234. When the needle 2235 is lighted, the height adjusting device 2232 is started, the height adjusting device 2232 drives the position adjusting slide rail 2233, the position fine adjusting block 2234 and the needle 2235 to fall, backlight lighting is performed through the needle 2235 to generate a picture, and bad point detection is performed.
Referring to fig. 7, the light shielding portion 224 includes a light shielding cloth 2241 and a pressing block 2242. The pressing block 2242 is connected to the link 2231 by a bolt. The pressing block 2242 presses the shade cloth 2241 against the link 2231. The shade cloth 2241 shields the link frame 2231, the height adjusting device 2232, the position adjusting slide 2233, and the position fine adjustment block 2234. The shading cloth 2241 shades the back side light, so that the influence of the back side light on the dead pixel detection is reduced.
Referring to fig. 8, the magnifying element 240 includes a second slide 241, a base 242, a third slide 243, and a magnifying lens 244. The second sliding rails 241 are disposed on the upper and lower sides of the mounting frame 211. The base 242 is mounted to the second slide rail 241. The third sliding rail 243 is disposed on the base 242. The magnifying lens 244 is mounted on the third slide rail 243. When observing the dead pixel, the magnifying glass 244 is adjusted to the position of the dead pixel through the second sliding rail 241 and the third sliding rail 243, so that the observation and analysis of the dead pixel are facilitated. The second slide rail 241 and the third slide rail 243 are provided with electric slide rails.
Specifically, the working principle of the off-line lighting device applicable to LCD screens with different sizes is as follows: in use, the LCD screen to be inspected is placed on the backlight module 212, and the bottom positioning block 213 is used to support and position the lower end of the LCD screen, and the side limiting plates 225 define the positions of the sides of the LCD screen. The high-precision linkage device 221 is started, the high-precision linkage device 221 drives the fixing frame 222, and the fixing frame 222 drives the position of the needle insertion part 223 to be adjusted synchronously. The height adjusting device 2232 is started, the height adjusting device 2232 drives the position adjusting slide rail 2233, the position fine adjusting block 2234 and the needle-inserting rod 2235 to fall, backlight is conducted through the needle-inserting rod 2235 to light up to generate a picture, and bad point detection is conducted. The shading cloth 2241 shades the back side light, so that the influence of the back side light on the dead spot detection is reduced, and products with different sizes adjust the needle insertion parts 223 on the Y-axis movable needle insertion module 220 or the X-axis movable needle insertion module 230 to respectively detect the dead spot. The needle insertion portions 223 corresponding to different products are different, and the whole replacement of the needle insertion portions 223 can be used for adapting. The movement of the Y-axis moving needle insertion module 220 and the X-axis moving needle insertion module 230 synchronously adjusts the needle insertion point, and the needle insertion power-on generates a bright spot picture through the minimum movement unit. The accuracy of needle insertion is ensured, even large-size LCD screen is ensured, and accurate identification of the minimum mobile unit can be realized after continuous offset superposition. Can be used for checking the size of the product, and the adjustment range is 21-88 inches. When a dead pixel is found, when the dead pixel is observed, the magnifying glass 244 is adjusted to the dead pixel through the second sliding rail 241 and the third sliding rail 243, so that the dead pixel can be microscopically magnified, and analysis is facilitated.
It should be noted that, specific model specifications of the high-precision transmission module, the air cylinder, the needle-inserting 2235 and the electric sliding rail need to be determined by model selection according to actual specifications of the device, and a specific model selection calculation method adopts the prior art in the field, so that details are not repeated.
The power supply and its principles for the high precision drive module, needle 2235, and motorized slide will be apparent to those skilled in the art and will not be described in detail herein.
The above is only a preferred embodiment of the present application, and is not intended to limit the present application, but various modifications and variations can be made to the present application by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the protection scope of the present application.
Claims (5)
1. An off-line lighting apparatus applicable to LCD panels of different sizes, comprising
The rack assembly comprises a rack, a peripheral curtain support frame and a curtain, wherein the peripheral curtain support frame is fixedly connected to the front side of the top end of the rack, and the curtain is installed on the curtain installation frame;
the lighting assembly comprises a lighting part, a Y-axis movable needle inserting module, an X-axis movable needle inserting module and an observation amplifying part, wherein the lighting part is arranged in the rack, the Y-axis movable needle inserting module is arranged at the left side and the right side of the lighting part, the X-axis movable needle inserting module is arranged at the upper side and the lower side of the lighting part, and the observation amplifying part is arranged on the lighting part;
the lighting piece comprises a mounting frame, a backlight module and a bottom positioning block, wherein the mounting frame is mounted in the frame, the backlight module is arranged on the mounting frame, and the bottom positioning block is mounted at the lower end of the mounting frame; the Y-axis movable needle insertion module comprises high-precision linkage equipment, a fixing frame, a needle insertion part and a shading part, wherein the high-precision linkage equipment is arranged on the fixing frame in pairs, the fixing frame is connected with the high-precision linkage equipment in a transmission mode, the needle insertion part is arranged on the fixing frame through bolts, the shading part is arranged on the needle insertion part, and the Y-axis movable needle insertion module and the X-axis movable needle insertion module are identical in structure;
the needle inserting part comprises a connecting frame, height adjusting equipment, a position adjusting sliding rail, a position fine adjusting block and a needle inserting part, wherein two ends of the connecting frame are arranged on the fixing frame through bolts, the height adjusting equipment is arranged on the back of the connecting frame, the position adjusting sliding rail is arranged on the height adjusting equipment, the position fine adjusting block is slidably connected onto the position adjusting sliding rail, and the needle inserting part is fixedly connected to the lower end of the position fine adjusting block; the shading part comprises shading cloth and a compression block, the compression block is connected to the connecting frame through a bolt, the shading cloth is compressed to the connecting frame through the compression block, and the shading cloth covers the connecting frame, the height adjusting equipment, the position adjusting sliding rail and the position fine adjusting block; the observation amplifying piece comprises a second sliding rail, a base, a third sliding rail and a magnifying glass, wherein the second sliding rail is arranged on the upper side and the lower side of the mounting frame, the base is installed on the second sliding rail, the third sliding rail is arranged on the base, and the magnifying glass is installed on the third sliding rail.
2. An off-line lighting apparatus adaptable to different sized LCD panels as defined in claim 1, wherein the front end of the frame is provided with an operation table.
3. An off-line lighting apparatus applicable to LCD panels of different sizes as claimed in claim 1, wherein the stand is provided at a front bottom thereof with a docking station and the stand is provided at a top thereof with a tri-colored lamp.
4. The off-line lighting apparatus of claim 1, wherein the mounting frame is provided with side limiting plates correspondingly.
5. The off-line lighting apparatus of claim 4, wherein the mounting frame is provided with a first rail, and the needle insertion portion is slidably connected with the first rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210540738.1A CN114815339B (en) | 2022-05-17 | 2022-05-17 | Offline lighting device applicable to LCD screens of different sizes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210540738.1A CN114815339B (en) | 2022-05-17 | 2022-05-17 | Offline lighting device applicable to LCD screens of different sizes |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114815339A CN114815339A (en) | 2022-07-29 |
| CN114815339B true CN114815339B (en) | 2023-09-26 |
Family
ID=82514841
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210540738.1A Active CN114815339B (en) | 2022-05-17 | 2022-05-17 | Offline lighting device applicable to LCD screens of different sizes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114815339B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007316022A (en) * | 2006-05-29 | 2007-12-06 | Micronics Japan Co Ltd | Mobile probe unit mechanism and electric inspection apparatus |
| CN101140726A (en) * | 2007-10-22 | 2008-03-12 | 友达光电股份有限公司 | Panel lighting test machine and detecting method thereof |
| JP2008101938A (en) * | 2006-10-17 | 2008-05-01 | Micronics Japan Co Ltd | Inspection device |
| CN101363976A (en) * | 2008-09-24 | 2009-02-11 | 友达光电股份有限公司 | Test fixture and lighting test station using the test fixture |
| CN104375293A (en) * | 2014-11-20 | 2015-02-25 | 武汉精测电子技术股份有限公司 | Automatic LCD screen detecting cabinet based on machine vision |
| CN106681035A (en) * | 2017-03-28 | 2017-05-17 | 武汉精测电子技术股份有限公司 | Large-sized liquid crystal screen electrically-controlled lighting-on device |
-
2022
- 2022-05-17 CN CN202210540738.1A patent/CN114815339B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007316022A (en) * | 2006-05-29 | 2007-12-06 | Micronics Japan Co Ltd | Mobile probe unit mechanism and electric inspection apparatus |
| JP2008101938A (en) * | 2006-10-17 | 2008-05-01 | Micronics Japan Co Ltd | Inspection device |
| CN101140726A (en) * | 2007-10-22 | 2008-03-12 | 友达光电股份有限公司 | Panel lighting test machine and detecting method thereof |
| CN101363976A (en) * | 2008-09-24 | 2009-02-11 | 友达光电股份有限公司 | Test fixture and lighting test station using the test fixture |
| CN104375293A (en) * | 2014-11-20 | 2015-02-25 | 武汉精测电子技术股份有限公司 | Automatic LCD screen detecting cabinet based on machine vision |
| CN106681035A (en) * | 2017-03-28 | 2017-05-17 | 武汉精测电子技术股份有限公司 | Large-sized liquid crystal screen electrically-controlled lighting-on device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114815339A (en) | 2022-07-29 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2018121471A1 (en) | Aoi automatic optical detector with bilayer structure | |
| CN106645169A (en) | Image acquisition system for edge line detection of liquid crystal screen | |
| CN216118287U (en) | Carousel formula LCM module picture AOI check out test set | |
| CN112285957A (en) | Display panel detection device | |
| CN114815339B (en) | Offline lighting device applicable to LCD screens of different sizes | |
| CN214334700U (en) | High-efficient conductive particle detection device | |
| CN109084709A (en) | A kind of automatic detection device | |
| CN209673664U (en) | A kind of full-automatic level detection device of AOI for large scale display panel | |
| CN209447502U (en) | A kind of automatic crimping lighting-up equipment | |
| CN115639218A (en) | Display screen glass AOI detection device and detection method | |
| CN208921400U (en) | A kind of automatic detection device | |
| CN208126053U (en) | A kind of linear detection components of liquid crystal display | |
| CN218728439U (en) | Multi-pressure-head crimping device applied to LCD | |
| CN216247731U (en) | Optical detection equipment | |
| CN115016155B (en) | LCM module detecting system based on AOI | |
| CN211826799U (en) | LCD display module lighting defect detection device | |
| CN207502420U (en) | A kind of dissolving flaw detection apparatus for cover-plate glass production | |
| CN216310455U (en) | Liquid crystal display binding defect detector | |
| CN215678643U (en) | Quality detection device of PCB board | |
| CN109285491A (en) | A kind of automatic crimping lighting-up equipment | |
| CN212845070U (en) | Visual detector for screen printing plate repairing machine | |
| CN213843698U (en) | Liquid crystal screen detection equipment | |
| CN210572663U (en) | Automatic lighting function testing device | |
| CN210294098U (en) | Optical equipment for screen detection | |
| CN113030116A (en) | Flexible circuit board line detection device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |