CN114859585A - LCD display screen based backlight AOI automatic detection system - Google Patents
LCD display screen based backlight AOI automatic detection system Download PDFInfo
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- CN114859585A CN114859585A CN202210540752.1A CN202210540752A CN114859585A CN 114859585 A CN114859585 A CN 114859585A CN 202210540752 A CN202210540752 A CN 202210540752A CN 114859585 A CN114859585 A CN 114859585A
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- display screen
- lcd display
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- detection system
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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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- 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
- G02F1/1316—Methods for cleaning the liquid crystal cells, or components thereof, during manufacture: Materials therefor
Abstract
The invention provides an automatic detection system based on LCD display screen backlight AOI, and belongs to the technical field of LCD display screen detection. The LCD display screen backlight AOI automatic detection system comprises a conveying assembly and a detection assembly. Start clean roller spare and carry out the dust clearance on the LCD display screen backlight unit, prevent that the foreign matter from causing the back end to detect the false positive, the jacking piece falls, detect and take notes the picture through the optical detection spare, bad then sends the police dispatch newspaper, the LCD display screen backlight unit falls, LCD display screen backlight unit transports to the translation piece of failing, transport to other conveyer through the translation piece of failing to the unqualified product, qualified product continues to shift through main conveyer, and then effectively improve LCD display screen AOI automated inspection in a poor light of relevant art and need artifical clearance dust and the lower problem of whole detection efficiency and productivity.
Description
Technical Field
The invention relates to the field of LCD display screen detection, in particular to an AOI automatic detection system based on LCD display screen backlight.
Background
LCD display screen itself is not luminous, this just needs backlight unit to provide the light source, so the quality of backlight has directly influenced the impression of display screen, bright spot often can appear in the production process that is shaded, foreign matter, scratch, dark spot, white shadow, shadow etc. are bad, at present, LCD display screen module production line is constantly expanded production and is updated and upgraded, it is higher and higher to work efficiency requirement, also higher and higher to the quality requirement of product, there is higher requirement to being shaded, higher luminance, homogeneity, there are some slight naked eyes to be difficult to perceive bad needs to detect with the help of modern scientific instrument replacement manual work.
During LCD display screen AOI automated inspection that is shaded among the correlation technique, receive influences such as dust easily, need the manual work to clear up earlier stage usually, detect through AOI optical detection camera again to LCD display screen clearance back needs the manual work to transport to AOI optical detection camera station or manual conversion optical detection camera station and detects, and the efficiency and the productivity that detect are lower.
Disclosure of Invention
In order to make up for the defects, the invention provides an automatic detection system based on LCD display screen backlight AOI, and aims to solve the problems that in the related technology, the automatic detection of the LCD display screen backlight AOI needs to manually clean dust, and the overall detection efficiency and the overall production capacity are low.
The invention is realized by the following steps:
an automatic detection system based on LCD display screen backlight AOI comprises a conveying assembly and a detection assembly.
The conveying assembly comprises a main conveyor, two groups of jacking members, an unfinished product translation member and a side conveyor, the two groups of jacking members are arranged on the main conveyor, the unfinished product translation member is fixedly connected to the tail end of the main conveyor, the side conveyor is arranged on one side of the tail end of the main conveyor, the detecting assembly comprises cleaning roller members and optical detecting members, the cleaning roller members are arranged on two sides of the front end of the main conveyor, the optical detecting members are fixedly connected to the tail end of the main conveyor, and the two groups of jacking members are respectively positioned on the cleaning roller members and the lower portion of the optical detecting members.
In a particular embodiment, the main conveyor is provided at its rear end with a transfer conveyor.
In a particular embodiment, the transfer conveyor comprises a frame and a transfer conveyor, the transfer conveyor being disposed at an upper end of the frame.
In a specific embodiment, the jacking piece includes lift drive portion, jacking platform and driving roller, jacking platform fixed connection in lift drive portion top, the driving roller set up in main conveyer and by the main conveyor drive, the driving roller upside can stretch out the jacking platform upside.
In a specific embodiment, the lifting driving part comprises a lifting driving rod and a lifting bracket, and the lifting bracket is fixedly connected to the top end of the lifting driving rod.
In a specific embodiment, a lifting limiting rod is arranged on one side of the jacking platform, and the lifting limiting rod can retract into the lower side of the jacking platform.
In a specific embodiment, the unfinished product translation member comprises a first horizontal sliding rail, a height adjusting rod and a transfer frame, wherein the height adjusting rod is fixedly connected to the first horizontal sliding rail, and the transfer frame is fixedly connected to the top end of the height adjusting rod.
In a specific embodiment, the transfer rack comprises a support plate and a support rod, the support rod is fixedly connected to two sides of the top end of the support plate, and the support plate and the support rod can penetrate through the main conveyor and the side conveyor.
In a specific embodiment, the cleaning roller comprises a main support, a second horizontal sliding rail, a first height adjusting sliding rail, a mounting frame and a cleaning roller, wherein the main support is fixedly connected to two sides of the front end of the main conveyor, the second horizontal sliding rail is fixedly connected to the main support, the first height adjusting sliding rail is fixedly connected to one side of the second horizontal sliding rail, the mounting frame is fixedly connected to the first height adjusting sliding rail, and the cleaning roller is rotatably connected to the mounting frame.
In a specific embodiment, the optical detection unit includes a fixing bracket, a second height adjustment slide rail, an adjustment bracket, a main camera, and a side camera, the fixing bracket is fixedly connected to one side of the main conveyor, the second height adjustment slide rail is fixedly connected to the top end of the fixing bracket, the adjustment bracket is fixedly connected to the second height adjustment slide rail, the main camera is fixedly connected to the top end of the adjustment bracket, and the side camera is fixedly connected to one side of the adjustment bracket.
The beneficial effect of this application is: when in use, the LCD display screen backlight module is placed at the front end of the main conveyor, the main conveyor conveys the LCD display screen backlight module to the jacking piece, the LCD display screen backlight module is driven to rise by the jacking piece, the cleaning roller piece is started to clean dust on the LCD display screen backlight module, the phenomenon that the rear section detects false alarm due to foreign matters is prevented, the jacking piece falls down, the LCD display screen backlight module is continuously conveyed to the next jacking piece along with the main conveyor, the optical detection piece detects and records pictures, if the pictures are not good, an alarm is given out, the LCD display screen backlight module falls down, the LCD display screen backlight module is conveyed to the non-good translation piece, unqualified products are conveyed to the side conveyor by the non-good translation piece, qualified products are continuously conveyed by the main conveyor, the flow and the transfer structure are redesigned from the separation and blanking of feeding, cleaning, detection, qualified products and unqualified products, the whole process is smooth and easy, the structure is compact, the transfer distance is short, the detection efficiency is improved, the whole productivity is improved, and the problems that in the related technology, manual dust cleaning is needed for automatic detection of the backlight AOI of the LCD display screen, and the whole detection efficiency and the whole productivity are low are effectively solved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and that those skilled in the art can also obtain other related drawings based on the drawings without inventive efforts.
FIG. 1 is a schematic structural diagram of an AOI automatic detection system for backlight of an LCD display screen according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of a conveyor assembly according to an embodiment of the invention;
FIG. 3 is a schematic diagram of a detection assembly according to an embodiment of the present invention;
FIG. 4 is a schematic structural view of a jacking member provided in accordance with an embodiment of the present invention;
FIG. 5 is a schematic view of a structure providing an unfinished translator according to an embodiment of the present invention;
FIG. 6 is a schematic diagram of a cleaning roller assembly according to an embodiment of the present invention;
fig. 7 is a schematic structural diagram of an optical detection element according to an embodiment of the present invention.
In the figure: 100-a delivery assembly; 110-a main conveyor; 120-a jacking member; 121-a lifting drive part; 1211-a lift drive rod; 1212-lifting the rack; 122-jacking platform; 123-driving rollers; 124-lifting limiting rods; 130-non-product translator; 131-a first horizontal sliding rail; 132-height adjustment bar; 133-a transfer rack; 1331-a support plate; 1332-supporting rods; 140-side conveyor; 150-a transfer transport; 151-a frame; 152-a transfer conveyor; 200-a detection component; 210-cleaning the roller member; 211-main support; 212-a second horizontal slide rail; 213-a first height adjustment slide; 214-a mounting frame; 215-cleaning the cylinder; 220-an optical detection member; 221-a fixed support; 222-a second height adjustment slide; 223-an adjusting frame; 224-a main camera; 225-side camera.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
Examples
Referring to fig. 1 to 7, the present invention provides an automatic detection system for LCD display screen backlight AOI, which includes a conveying assembly 100 and a detection assembly 200, wherein the conveying assembly 100 is used for conveying an LCD display screen, and the detection assembly 200 is used for performing AOI automatic detection on an LCD display screen backlight module.
Referring to fig. 2, the conveying assembly 100 includes a main conveyor 110, two sets of lifting elements 120, an unfinished product translating element 130 and a side conveyor 140, wherein the two sets of lifting elements 120 are disposed on the main conveyor 110, the unfinished product translating element 130 is fixedly connected to the rear end of the main conveyor 110, and the side conveyor 140 is disposed at one side of the rear end of the main conveyor 110. Wherein the side conveyor 140 is juxtaposed to the main conveyor 110, and the unfinished product translation member 130 is movable along the main conveyor 110 to the side conveyor 140.
Referring to fig. 3, the detecting assembly 200 includes a cleaning roller 210 and an optical detecting member 220, the cleaning roller 210 is disposed at two sides of the front end of the main conveyor 110, the optical detecting member 220 is fixedly connected to the tail end of the main conveyor 110, and the two sets of lifting members 120 are respectively disposed at the lower portions of the cleaning roller 210 and the optical detecting member 220. When the device is used, the LCD display screen backlight module is placed at the front end of the main conveyor 110, the main conveyor 110 conveys the LCD display screen backlight module to the jacking piece 120, the LCD display screen backlight module is driven to lift by the jacking piece 120, the cleaning roller piece 210 is started to clean dust on the LCD display screen backlight module, the rear section detection false alarm caused by foreign matters is prevented, the jacking piece 120 falls down, the LCD display screen backlight module is continuously conveyed to the next jacking piece 120 along with the main conveyor 110, the pictures are detected and recorded by the optical detection piece 220, if the foreign matters are not detected, an alarm is given, the LCD display screen backlight module falls down, the LCD display screen backlight module is conveyed to the non-qualified product translation piece 130, the non-qualified products are conveyed to the side conveyor 140 by the non-qualified product translation piece 130, the qualified products are continuously conveyed by the main conveyor 110, the flow and the transfer structure are redesigned from feeding, cleaning, detection, qualified product separation and blanking, the whole process is smooth and easy, the structure is compact, the transfer distance is short, the detection efficiency is improved, the whole productivity is improved, and the problems that in the related technology, manual dust cleaning is needed for automatic detection of the backlight AOI of the LCD display screen, and the whole detection efficiency and the whole productivity are low are effectively solved. A transfer conveyor 150 is provided at the rear end of the main conveyor 110. After the qualified products are transferred to the rear end of the main conveyor 110, they are transferred to the next process by the transfer conveyor 150. The transfer conveyor 150 includes a frame 151 and a transfer conveyor 152, and the transfer conveyor 152 is disposed at an upper end of the frame 151. Transfer conveyor 152 is supported by frame 151 to facilitate transfer of products between main conveyor 110 and transfer conveyor 152.
Referring to fig. 4, the jacking member 120 includes a lifting driving portion 121, a jacking platform 122 and a driving roller 123, the jacking platform 122 is fixedly connected to a top end of the lifting driving portion 121, the driving roller 123 is disposed on the main conveyor 110 and driven by the main conveyor 110, and an upper side of the driving roller 123 can extend out of an upper side of the jacking platform 122. The elevation driving unit 121 includes an elevation driving rod 1211 and a lifting bracket 1212, and the lifting bracket 1212 is fixedly connected to a top end of the elevation driving rod 1211. One side of the jacking platform 122 is provided with a lifting limiting rod 124, and the lifting limiting rod 124 can retract into the lower side of the jacking platform 122. The lifting limiting rod 124 is lifted to block the LCD display screen backlight module, the lifting support 1212 penetrates through the main conveyor 110, the jacking platform 122 is located on the upper side of the main conveyor 110, the upper side of the transmission roller 123 contacts the LCD display screen backlight module, the lifting drive rod 1211 is started, the lifting drive rod 1211 drives the lifting support 1212 to be lifted, the lifting support 1212 drives the jacking platform 122 and the LCD display screen backlight module to be lifted, and then the cleaning and the detection of the LCD display screen backlight module can be carried out.
Referring to fig. 5, the unfinished product translating member 130 includes a first horizontal sliding rail 131, a height adjusting rod 132 and a transferring frame 133, the height adjusting rod 132 is fixedly connected to the first horizontal sliding rail 131, and the transferring frame 133 is fixedly connected to the top end of the height adjusting rod 132. The transfer frame 133 includes a support plate 1331 and a support rod 1332, the support rod 1332 is fixedly connected to both sides of the top end of the support plate 1331, and the support plate 1331 and the support rod 1332 can pass through the main conveyor 110 and the side conveyor 140. When the unqualified product is transported, the height adjusting rod 132 is started, the height adjusting rod 132 drives the supporting plate 1331 and the supporting rod 1332 to rise, the supporting plate 1331 penetrates through the main conveyor 110, the supporting rod 1332 pushes the LCD display screen backlight module to rise away from the main conveyor 110, the first horizontal slide rail 131 is started again, the first horizontal slide rail 131 drives the supporting plate 1331 and the LCD display screen backlight module to transversely transfer along the main conveyor 110 and the side conveyor 140, when the LCD display screen backlight module is located on the upper side of the side conveyor 140, the supporting plate 1331 drives the LCD display screen backlight module to fall on the side conveyor 140, and the transportation is carried out along with the side conveyor 140.
Referring to fig. 6, the cleaning roller 210 includes a main support 211, a second horizontal sliding rail 212, a first height-adjusting sliding rail 213, a mounting frame 214, and a cleaning roller 215, the main support 211 is fixedly connected to two sides of the front end of the main conveyor 110, the second horizontal sliding rail 212 is fixedly connected to the main support 211, the first height-adjusting sliding rail 213 is fixedly connected to one side of the second horizontal sliding rail 212, the mounting frame 214 is fixedly connected to the first height-adjusting sliding rail 213, and the cleaning roller 215 is rotatably connected to the mounting frame 214. When cleaning the LCD display screen backlight module, start first altitude mixture control slide rail 213, first altitude mixture control slide rail 213 drives mounting bracket 214 and falls, and mounting bracket 214 drives cleaning roller 215 and contacts the LCD display screen backlight module, restarts second horizontal slide rail 212, drives cleaning roller 215 through second horizontal slide rail 212 and washs the dust on the LCD display screen backlight module.
Referring to fig. 7, the optical detection unit 220 includes a fixing bracket 221, a second height adjustment rail 222, an adjustment frame 223, a main camera 224 and a side camera 225, the fixing bracket 221 is fixedly connected to one side of the main conveyor 110, the second height adjustment rail 222 is fixedly connected to the top end of the fixing bracket 221, the adjustment frame 223 is fixedly connected to the second height adjustment rail 222, the main camera 224 is fixedly connected to the top end of the adjustment frame 223, and the side camera 225 is fixedly connected to one side of the adjustment frame 223. It should be noted that the first horizontal slide rail 131, the second horizontal slide rail 212, the first height adjustment slide rail 213, and the second height adjustment slide rail 222 are all electric slide rails, and the elevation driving rod 1211, the elevation limiting rod 124, and the height adjustment rod 132 are all electric push rods. During the AOI detection of the LCD display screen backlight module, the second height adjusting slide rail 222 drives the adjusting frame 223, the adjusting frame 223 drives the main camera 224 and the side camera 225 to change the positions, and the AOI optical detection of the LCD display screen backlight module is carried out through the main camera 224 and the side camera 225.
Specifically, the working principle of the LCD display screen based backlight AOI automatic detection system is as follows: when the device is used, the LCD display screen backlight module is placed at the front end of the main conveyor 110, the main conveyor 110 conveys the LCD display screen backlight module to the jacking part 120, the lifting limiting rod 124 is lifted to block the LCD display screen backlight module, the lifting support 1212 penetrates through the main conveyor 110, the jacking platform 122 is positioned at the upper side of the main conveyor 110, the upper side of the driving roller 123 contacts the LCD display screen backlight module, the lifting driving rod 1211 is started, the lifting support 1211 drives the lifting support 1212 to lift, the lifting support 1212 drives the jacking platform 122 and the LCD display screen backlight module to lift, the first height adjusting slide rail 213 is started, the first height adjusting slide rail 213 drives the mounting rack 214 to fall down, the mounting rack 214 drives the cleaning roller 215 to contact the LCD display screen backlight module, the second horizontal slide rail 212 is started again, the cleaning roller 215 is driven by the second horizontal slide rail 212 to clean dust on the LCD display screen backlight module, and false alarm detection caused by foreign matters at the rear section is prevented, the jacking piece 120 falls down, the LCD display screen backlight module is continuously transported to the next jacking piece 120 along with the main conveyor 110, the second height adjusting slide rail 222 drives the adjusting frame 223, the adjusting frame 223 drives the main camera 224 and the side camera 225 to change positions, the main camera 224 and the side camera 225 detect and record pictures, if the pictures are not good, an alarm is given out, the LCD display screen backlight module falls down, the LCD display screen backlight module is transported to the non-good translation piece 130, the height adjusting rod 132 is started, the height adjusting rod 132 drives the supporting plate 1331 and the supporting rod 1332 to rise, the supporting plate 1331 penetrates through the main conveyor 110, the supporting rod 1332 pushes the LCD display screen backlight module to rise and leave the main conveyor 110, then the first horizontal slide rail 131 is started, the first horizontal slide rail 131 drives the supporting plate 1331 and the LCD display screen backlight module to transversely shift along the main conveyor 110 and the side conveyor 140, when the LCD display screen backlight module is positioned at the upper side of the side conveyor 140, backup pad 1331 drives LCD display screen backlight unit and falls on other conveyer 140, transport along with other conveyer 140, to unqualified product through unqualified translation piece 130 transport to other conveyer 140, qualified product continues to shift through main conveyer 110, from the material loading, it is clean, detect, qualified and unqualified product separation unloading redesign flow and transfer structure, it is smooth and easy to make whole flow, compact structure, the transfer distance is short, improve detection efficiency, promote whole productivity, and then effectively improve LCD display screen AOI automated inspection in a poor light of relevant art and need artifical clearance dust and the lower problem of whole detection efficiency and productivity.
It should be noted that the specific model specifications of the main conveyor 110, the side conveyor 140, the transfer conveyor 152, the electric slide rail, the electric push rod, the main camera 224 and the side camera 225 need to be determined by type selection according to the actual specification of the device, and the specific type selection calculation method adopts the prior art in the field, so detailed description is omitted.
The power supply of the main conveyor 110, the side conveyor 140, the transfer conveyor 152, the electric slide rail, the electric push rod, the main camera 224 and the side camera 225 and the principle thereof 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 invention, and is not intended to limit the present invention, and various modifications and changes may be made to the present invention by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A backlight AOI automatic detection system based on LCD display screen is characterized by comprising
The conveying assembly (100) comprises a main conveyor (110), two groups of jacking members (120), a defective product translation member (130) and a side conveyor (140), wherein the two groups of jacking members (120) are arranged on the main conveyor (110), the defective product translation member (130) is fixedly connected to the tail end of the main conveyor (110), and the side conveyor (140) is arranged on one side of the tail end of the main conveyor (110);
the detection assembly (200) comprises cleaning roller pieces (210) and optical detection pieces (220), the cleaning roller pieces (210) are arranged on two sides of the front end of the main conveyor (110), the optical detection pieces (220) are fixedly connected to the tail end of the main conveyor (110), and the two groups of jacking pieces (120) are respectively located on the lower portions of the cleaning roller pieces (210) and the optical detection pieces (220).
2. The LCD display screen backlight AOI automatic detection system according to claim 1, wherein the tail end of the main conveyor (110) is provided with a transfer conveyor (150).
3. The LCD display screen backlight AOI automatic detection system according to claim 2, wherein said transfer conveyor (150) comprises a frame (151) and a transfer conveyor (152), said transfer conveyor (152) is disposed on the upper end of said frame (151).
4. The LCD display screen backlight AOI automatic detection system according to claim 1, wherein the jacking member (120) comprises a lifting driving part (121), a jacking platform (122) and a driving roller (123), the jacking platform (122) is fixedly connected to the top end of the lifting driving part (121), the driving roller (123) is arranged on the main conveyor (110) and driven by the main conveyor (110), and the upper side of the driving roller (123) can extend out of the upper side of the jacking platform (122).
5. The LCD display screen backlight AOI automatic detection system according to claim 4, wherein the lifting driving part (121) comprises a lifting driving rod (1211) and a lifting bracket (1212), and the lifting bracket (1212) is fixedly connected to the top end of the lifting driving rod (1211).
6. The LCD display screen based backlight AOI automatic detection system according to claim 4, wherein a lifting limiting rod (124) is arranged on one side of the jacking platform (122), and the lifting limiting rod (124) can retract to the lower side of the jacking platform (122).
7. The LCD display screen-based backlight AOI automatic detection system according to claim 1, wherein said counterfeit translation member (130) comprises a first horizontal slide rail (131), a height adjustment rod (132) and a transport frame (133), said height adjustment rod (132) is fixedly connected to said first horizontal slide rail (131), and said transport frame (133) is fixedly connected to the top end of said height adjustment rod (132).
8. The LCD display screen backlight AOI automatic detection system as claimed in claim 7, wherein said transport rack (133) comprises a support plate (1331) and a support rod (1332), said support rod (1332) is fixedly connected to both sides of the top end of said support plate (1331), said support plate (1331) and said support rod (1332) can pass through said main conveyor (110) and said side conveyor (140).
9. The LCD display screen backlight AOI automatic detection system according to claim 1, wherein said cleaning roller member (210) comprises a main support (211), a second horizontal slide rail (212), a first height adjusting slide rail (213), a mounting frame (214) and a cleaning roller (215), said main support (211) is fixedly connected to both sides of the front end of said main conveyor (110), said second horizontal slide rail (212) is fixedly connected to said main support (211), said first height adjusting slide rail (213) is fixedly connected to one side of said second horizontal slide rail (212), said mounting frame (214) is fixedly connected to said first height adjusting slide rail (213), and said cleaning roller (215) is rotatably connected to said mounting frame (214).
10. The LCD display screen backlight AOI automatic detection system according to claim 1, wherein said optical detection part (220) comprises a fixing bracket (221), a second height adjustment sliding rail (222), an adjustment frame (223), a main camera (224) and a side camera (225), said fixing bracket (221) is fixedly connected to one side of said main conveyor (110), said second height adjustment sliding rail (222) is fixedly connected to the top end of said fixing bracket (221), said adjustment frame (223) is fixedly connected to said second height adjustment sliding rail (222), said main camera (224) is fixedly connected to the top end of said adjustment frame (223), and said side camera (225) is fixedly connected to one side of said adjustment frame (223).
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| CN202210540752.1A CN114859585A (en) | 2022-05-17 | 2022-05-17 | LCD display screen based backlight AOI automatic detection system |
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| CN202210540752.1A CN114859585A (en) | 2022-05-17 | 2022-05-17 | LCD display screen based backlight AOI automatic detection system |
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| CN117631343A (en) * | 2024-01-26 | 2024-03-01 | 深圳市华之洋光电科技有限公司 | Liquid crystal display module testing device |
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| CN110333249A (en) * | 2019-07-09 | 2019-10-15 | 苏州市全力自动化科技有限公司 | A kind of full-automatic screen defects detection production line of AOI and its production technology |
| CN212989810U (en) * | 2020-03-18 | 2021-04-16 | 博众精工科技股份有限公司 | Assembly line for liquid crystal display |
| CN111624793A (en) * | 2020-06-18 | 2020-09-04 | 深圳市明信测试设备股份有限公司 | LCD display module AOI equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117631343A (en) * | 2024-01-26 | 2024-03-01 | 深圳市华之洋光电科技有限公司 | Liquid crystal display module testing device |
| CN117631343B (en) * | 2024-01-26 | 2024-04-16 | 深圳市华之洋光电科技有限公司 | Liquid crystal display module testing device |
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