CN115016155A - LCM module detecting system based on AOI - Google Patents
LCM module detecting system based on AOI Download PDFInfo
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- CN115016155A CN115016155A CN202210540753.6A CN202210540753A CN115016155A CN 115016155 A CN115016155 A CN 115016155A CN 202210540753 A CN202210540753 A CN 202210540753A CN 115016155 A CN115016155 A CN 115016155A
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- 238000001514 detection method Methods 0.000 claims abstract description 95
- 230000003287 optical effect Effects 0.000 claims abstract description 50
- 230000007246 mechanism Effects 0.000 claims abstract description 33
- 238000003384 imaging method Methods 0.000 claims description 16
- 239000000523 sample Substances 0.000 claims description 15
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000007689 inspection Methods 0.000 abstract description 21
- 238000012546 transfer Methods 0.000 abstract description 10
- 230000032258 transport Effects 0.000 abstract description 9
- 238000005259 measurement Methods 0.000 abstract description 8
- 239000000463 material Substances 0.000 abstract description 7
- 238000000034 method Methods 0.000 abstract description 7
- 230000009471 action Effects 0.000 abstract description 4
- 239000004973 liquid crystal related substance Substances 0.000 abstract 1
- 238000007599 discharging Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000012790 confirmation Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G37/00—Combinations of mechanical conveyors of the same kind, or of different kinds, of interest apart from their application in particular machines or use in particular manufacturing processes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
- B65G47/74—Feeding, transfer, or discharging devices of particular kinds or types
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
- B65G47/74—Feeding, transfer, or discharging devices of particular kinds or types
- B65G47/90—Devices for picking-up and depositing articles or materials
- B65G47/91—Devices for picking-up and depositing articles or materials incorporating pneumatic, e.g. suction, grippers
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- 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)
- Testing Of Optical Devices Or Fibers (AREA)
Abstract
The invention provides an LCM (liquid crystal module) detection system based on AOI (automated optical inspection), and belongs to the technical field of LCM detection. The LCM detection system based on the AOI comprises a rack and a detection assembly. The utility model discloses a set up the mechanism, including LCM screen module, AOI detection module, unloading mechanism, rotation pay-off piece, LCM screen module transports the optical measurement and burns record data to the optical detection module with the LCM screen module, restart rotation pay-off piece and rotate a station, LCM screen module transports to the AOI detection module, AOI detects and record the picture, transport LCM screen module to unloading mechanism through rotating the pay-off piece, lift off LCM screen module through unloading mechanism, this mechanism from the material loading, detect, unloading action redesign flow and transfer structure, make whole flow smooth and easy, compact structure, the transfer distance is short, greatly improve detection efficiency, promote whole detection efficiency and productivity, and then effectively improve the lower problem of LCM display screen module detection efficiency and productivity among the correlation technique.
Description
Technical Field
The invention relates to the field of LCM detection, in particular to an AOI-based LCM detection system.
Background
The so-called Flicker phenomenon is that when you look at the screen of the lcd, the screen will Flicker. The visual effect of flickering is not intentionally made by turning on and off the display picture, but the brightness of the displayed picture gray scale changes slightly when the picture is updated each time, so that human eyes feel that the picture flickers. Optical measurement: and measuring and adjusting the brightness, the chromaticity and the uniformity of the display screen. AOI detection: and detecting the defects of bright spots, foreign matters, scratches, surface stains, bright lines, drawing differences and the like of the display screen.
At present, the LCM display screen module production line is continuously expanded to produce and updated, the requirement on the working efficiency is higher and higher, the requirement on the quality of the product is higher and higher, the resolution ratio of a screen is also multiplied, some bad conditions which are difficult to be perceived by naked eyes need to be measured and adjusted by means of modern scientific instruments instead of workers, technical breakthroughs are needed in the adjustment efficiency and effect, the LCM display screen module in the related technology needs to be manually carried to carry out flickers and optical measurement, burn data and AOI (automated optical inspection) detection and record pictures, the efficiency is lower, and the productivity is also lower.
How to invent an AOI-based LCM detection system to improve the problems becomes a problem to be solved by those skilled in the art.
Disclosure of Invention
In order to make up for the defects, the invention provides an AOI-based LCM detection system, and aims to solve the problem that the LCM display screen module in the related technology is low in detection efficiency and productivity.
The invention is realized by the following steps:
an LCM module detection system based on AOI comprises a rack and a detection assembly.
The detection assembly comprises a rotary feeding piece, an optical detection module, an AOI detection module and a discharging mechanism, wherein the rotary feeding piece is fixedly connected in the rack, the optical detection module, the AOI detection module and the discharging mechanism are arranged in the rack, and the optical detection module, the AOI detection module and the discharging mechanism are arranged along the periphery of the rotary feeding piece.
In a specific embodiment, the side wall of the rack is provided with a feeding station, and the feeding station, the optical detection module, the AOI detection module and the blanking mechanism are arranged around the rotary feeding piece.
In a specific embodiment, the rotating feeding piece comprises a turntable and LCM display screen jigs, and the LCM display screen jigs are uniformly arranged around the turntable.
In a specific embodiment, the turntable comprises a turntable body and a support frame, and the support frame is fixedly connected to the periphery of the turntable.
In a specific embodiment, the LCM display screen jigs are arranged at the end parts of the supporting frame in pairs.
In a specific embodiment, the optical detection module comprises an optical detection adjusting frame, an optical detection moving table, an imaging brightness meter and a probe, wherein the optical detection moving table is arranged on the optical detection adjusting frame, and the imaging brightness meter and the probe are both arranged on the optical detection moving table.
In a specific embodiment, the AOI detection module includes a camera adjustment bracket and an AOI main camera disposed on the camera adjustment bracket.
In a specific embodiment, the camera adjusting bracket is provided with light sources on both sides.
In a specific embodiment, unloading mechanism includes unloading body frame, horizontal adjustment frame, height control frame and sucking disc, horizontal adjustment frame fixed connection in unloading body frame top, height control frame erects and arranges in horizontal adjustment frame output, sucking disc fixed connection in height control frame output.
In a specific embodiment, a blanking conveyor is arranged on one side of the frame, which is close to the blanking mechanism, and the blanking conveyor and the suction cups are correspondingly arranged.
The beneficial effect of this application is: during the use, place LCM screen module on rotating the pay-off, start to rotate pay-off and rotate a station, rotate the pay-off and transport LCM screen module to the optical detection module and carry out flicker and optical measurement and burn record data, restart and rotate pay-off and rotate a station, LCM screen module transports to AOI detection module, carry out AOI detection and record the picture, transport LCM screen module to unloading mechanism through rotating the pay-off, lift LCM screen module off through unloading mechanism, this mechanism from the material loading, detect, unloading action redesign flow and transfer structure, make whole flow smooth and easy, compact structure, the transfer distance is short, improve detection efficiency greatly, promote whole detection efficiency and productivity, and then effectively improve the lower problem of LCM display screen module detection efficiency and productivity among the correlation technique.
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 for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a schematic structural diagram of an AOI-based LCM detection system according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of a detection assembly according to an embodiment of the present invention;
FIG. 3 is a schematic view of a rotary feeder according to an embodiment of the present invention;
FIG. 4 is a schematic diagram of an optical inspection module according to an embodiment of the present invention;
FIG. 5 is a schematic diagram of an AOI inspection module according to an embodiment of the present invention;
fig. 6 is a schematic structural diagram of a blanking mechanism according to an embodiment of the present invention.
In the figure: 100-a frame; 200-a detection component; 210-rotating the feeding member; 211-a turntable; 2111-turntable body; 2112-support rack; 212-LCM display screen jig; 220-optical detection module; 221-optical detection adjusting bracket; 222-optically detecting the mobile station; 223-imaging luminance meter; 224-a probe; 230-AOI detection module; 231-camera adjustment mount; 232-AOI primary camera; 233-a light source; 240-a blanking mechanism; 241-blanking main frame; 242-horizontal adjusting rack; 243-height adjusting frame; 244-suction cup; 250-a blanking conveyor.
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 clearly and completely described below with reference to the accompanying drawings of the 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 6, the present invention provides an AOI-based LCM module inspection system, which includes a rack 100 and an inspection module 200, wherein the rack 100 is used for mounting the inspection module 200, and the inspection module 200 is used for inspecting an LCM screen module.
Referring to fig. 2, the inspection assembly 200 includes a rotary feeding member 210, an optical inspection module 220, an AOI inspection module 230, and a blanking mechanism 240, the rotary feeding member 210 is fixedly connected to the rack 100, the optical inspection module 220, the AOI inspection module 230, and the blanking mechanism 240 are disposed in the rack 100, and the optical inspection module 220, the AOI inspection module 230, and the blanking mechanism 240 are disposed along the periphery of the rotary feeding member 210. During the use, place LCM screen module on rotating pay-off 210, start to rotate pay-off 210 and rotate a station, rotate pay-off 210 and transport LCM screen module to optical detection module 220 and carry out flicker and optical measurement and burn record data, restart to rotate pay-off 210 and rotate a station, LCM screen module transports to AOI detection module 230, AOI detects and takes notes the picture, transport LCM screen module to unloading mechanism 240 through rotating pay-off 210, unload LCM screen module through unloading mechanism 240, this mechanism is from material loading, detect, unloading action redesign flow and transfer structure, make whole flow smooth and easy, compact structure, the transfer distance is short, improve detection efficiency, promote whole detection efficiency and productivity, and then effectively improve the lower problem of LCM display screen module detection efficiency and productivity among the relevant technology. The side wall of the rack 100 is provided with a feeding station, and the feeding station, the optical detection module 220, the AOI detection module 230 and the blanking mechanism 240 are arranged around the rotary feeding piece 210. Rotate pay-off piece 210 and every shift a station all can continue to carry out the material loading of LCM screen module through the material loading station, and material loading, transportation and unloading all can simultaneous working, improve the efficiency and the productivity that detect.
Referring to fig. 3, the rotary feeding member 210 includes a turntable 211 and an LCM display jig 212, and the LCM display jig 212 is uniformly disposed around the turntable 211. The LCM screen module is manually fixed on the LCM display screen jig 212, wired and lighted for confirmation, the turntable 211 is started, and the turntable 211 drives the LCM screen module to be transferred to the second station. The turntable 211 comprises a turntable body 2111 and a supporting frame 2112, and the supporting frame 2112 is fixedly connected around the turntable 211. The LCM display jig 212 can be supported by the support frame 2112. The LCM display screen jigs 212 are disposed at the end portions of the supporting frames 2112 in pairs. The LCM display screen jigs 212 at the end parts of the supporting frames 2112 are arranged in pairs, and can be provided with LCM screen modules, and through the design of a large turntable and the simultaneous measurement of double stations, the energy consumption and the delivery room space are reduced, the production efficiency and the stability are improved, the functionality is centralized, and the multiple processes are carried out on one station.
Referring to fig. 4, the optical inspection module 220 includes an optical inspection adjusting bracket 221, an optical inspection moving stage 222, an imaging brightness meter 223 and a probe 224, wherein the optical inspection moving stage 222 is disposed on the optical inspection adjusting bracket 221, and the imaging brightness meter 223 and the probe 224 are both disposed on the optical inspection moving stage 222. The optical detection adjusting frame 221 can drive the optical detection moving table 222 to change the position, so that the positions of the imaging brightness meter 223 and the probe 224 are changed, flicker and optical measurement can be conveniently carried out on the LCM screen module by the imaging brightness meter 223 and the probe 224, the imaging brightness meter 223 is an automatic optical detection instrument, a refrigeration type image chip is adopted to obtain high-quality shooting image quality, meanwhile, the spectrometer optical path is integrated to improve the accuracy of brightness and chromaticity, the resolution ratios of different models range from 1160 ten thousand pixels to 6100 ten thousand pixels, and different testing requirements of users are met.
Referring to fig. 5, the AOI detection module 230 includes a camera adjusting bracket 231 and an AOI main camera 232, and the AOI main camera 232 is disposed on the camera adjusting bracket 231. The camera adjusting bracket 231 can drive the AOI main camera 232 to change the position, so that the AOI main camera 232 can perform AOI detection on the LCM screen module and record pictures. The camera adjusting bracket 231 is provided with light sources 233 at both sides. The light source 233 can be used for supplementing light to the AOI main camera 232, and the accuracy of AOI detection is improved.
Referring to fig. 6, the blanking mechanism 240 includes a blanking main frame 241, a horizontal adjusting frame 242, a height adjusting frame 243 and a suction cup 244, the horizontal adjusting frame 242 is fixedly connected to the top end of the blanking main frame 241, the height adjusting frame 243 is disposed at the output end of the horizontal adjusting frame 242, and the suction cup 244 is fixedly connected to the output end of the height adjusting frame 243. The frame 100 is provided with a blanking conveyor 250 on one side close to the blanking mechanism 240, and the blanking conveyor 250 and the suction cup 244 are correspondingly arranged. In this embodiment, the optical detection adjusting frame 221, the camera adjusting bracket 231, the horizontal adjusting frame 242, and the height adjusting frame 243 can be respectively formed by matching an electric slide rail with a corresponding mounting frame, and are driven by the electric slide rail, and the mounting frame can be set as required. When the LCM screen module is transferred to the blanking station, the height adjusting frame 243 is started, the height adjusting frame 243 drives the suction disc 244 to fall, the suction disc 244 is in contact with the LCM screen module, the LCM screen module is adsorbed by the suction disc 244, the height adjusting frame 243 drives the suction disc 244 and the LCM screen module to rise, the horizontal adjusting frame 242 is started again, the LCM screen module is transferred to the position above the blanking conveyor 250, the suction disc 244 falls, the contact suction disc 244 adsorbs the LCM screen module, and the LCM screen module is output along with the blanking conveyor 250, so that the blanking process is completed.
Specifically, the working principle of the AOI-based LCM detection system is as follows: when the device is used, the LCM screen module is manually fixed on the LCM screen jig 212 and is connected with a wire for lighting confirmation, the LCM screen jigs 212 at the end parts of the supporting frames 2112 are arranged in pairs and can be provided with the LCM screen module, the LCM screen modules are simultaneously measured at double stations through the design of a large turntable, the energy consumption and the delivery room space are reduced, the production efficiency and the stability are improved, the functionality is centralized, multiple processes are carried out at one station, the turntable 211 is started, the turntable 211 drives the LCM screen module to be transferred to the positions of the imaging brightness meter 223 and the probe 224, the optical detection adjusting frame 221 can drive the position of the optical detection moving platform 222 to be changed, the positions of the imaging brightness meter 223 and the probe 224 are further changed, the imaging brightness meter 223 and the probe 224 can conveniently carry out flicker and optical measurement on the LCM screen module, the imaging brightness meter 223 and the probe 224 return to the original positions, the turntable 211 is started, the turntable 211 drives the LCM screen module to be transferred to the position of the AOI main camera 232, the camera adjusting bracket 231 can drive the AOI main camera 232 to change the position, so that the AOI main camera 232 can carry out AOI detection on the LCM and record pictures, the turntable 211 can continuously carry out feeding on the LCM through a feeding station every time the turntable 211 transfers one station, the feeding, transferring and discharging can simultaneously work, the detection efficiency and the detection capacity are improved, the LCM is transferred to the discharging mechanism 240 through the turntable 211, the height adjusting frame 243 is started, the height adjusting frame 243 drives the sucker 244 to fall, the sucker 244 is contacted with the LCM, the LCM is adsorbed through the sucker 244, the sucker 244 is driven by the height adjusting frame 243 to lift up the LCM and the LCM, the horizontal adjusting frame 242 is started again to transfer the LCM to the upper part of the discharging conveyor 250, the sucker 244 falls down, the sucker 244 is contacted with the adsorption of the LCM, the LCM is output along with the discharging conveyor 250, and the discharging process is finished, this mechanism redesigns flow and transfer structure from material loading, detection, unloading action for whole flow is smooth and easy, compact structure, and the transfer distance is short, improves detection efficiency, promotes whole detection efficiency and productivity, and then effectively improves the lower problem of LCM display screen module detection efficiency and productivity among the correlation technique.
It should be noted that the specific model specifications of the turntable 211, the imaging brightness meter 223, the probe 224, the AOI main camera 232, the light source 233 and the electric slide rail need to be determined by model selection according to the actual specification of the device, and the specific model selection calculation method adopts the prior art, so detailed and redundant operations are not needed.
The powering of the turntable 211, imaging brightness meter 223, probe 224, AOI main camera 232, light source 233, and motorized sled, and their principles, will be apparent to those skilled in the art and will not be described in detail herein.
The above description 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 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. An LCM module detection system based on AOI is characterized by comprising
A frame (100);
detection subassembly (200), detection subassembly (200) is including rotating pay-off piece (210), optical detection module (220), AOI detect module (230) and unloading mechanism (240), rotate pay-off piece (210) fixed connection in frame (100), optical detection module (220) AOI detect module (230) with unloading mechanism (240) set up in frame (100), optical detection module (220) AOI detect module (230) with unloading mechanism (240) are followed rotate pay-off piece (210) peripheral setting.
2. The AOI-based LCM module detection system as claimed in claim 1, wherein the side wall of the rack (100) is provided with a feeding station, and the feeding station, the optical detection module (220), the AOI detection module (230) and the blanking mechanism (240) are arranged around the rotary feeder (210).
3. The AOI-based LCM module detection system as claimed in claim 1, wherein the rotary feeder (210) comprises a turntable (211) and LCM display screen jigs (212), and the LCM display screen jigs (212) are uniformly arranged around the turntable (211).
4. The AOI-based LCM module detection system as claimed in claim 3, wherein said turntable (211) comprises a turntable body (2111) and a support frame (2112), said support frame (2112) being fixedly connected around said turntable (211).
5. The AOI-based LCM module detection system as claimed in claim 4, wherein the LCM display screen jigs (212) are arranged in pairs at the ends of the support frames (2112).
6. The AOI-based LCM module detection system as claimed in claim 1, wherein the optical detection module (220) comprises an optical detection adjusting frame (221), an optical detection moving stage (222), an imaging brightness meter (223) and a probe (224), the optical detection moving stage (222) is disposed on the optical detection adjusting frame (221), and the imaging brightness meter (223) and the probe (224) are disposed on the optical detection moving stage (222).
7. The AOI-based LCM detection system as claimed in claim 1, wherein the AOI detection module (230) comprises a camera adjusting bracket (231) and an AOI main camera (232), the AOI main camera (232) is disposed on the camera adjusting bracket (231).
8. The AOI-based LCM module detection system as claimed in claim 7, wherein the camera adjusting bracket (231) is provided with light source (233) on both sides.
9. The AOI-based LCM module detection system as claimed in claim 1, wherein said blanking mechanism (240) comprises a blanking main frame (241), a horizontal adjustment frame (242), a height adjustment frame (243) and a suction cup (244), said horizontal adjustment frame (242) is fixedly connected to the top end of said blanking main frame (241), said height adjustment frame (243) is disposed at the output end of said horizontal adjustment frame (242), and said suction cup (244) is fixedly connected to the output end of said height adjustment frame (243).
10. The AOI-based LCM module detection system as claimed in claim 9, wherein a blanking conveyor (250) is disposed on a side of the frame (100) close to the blanking mechanism (240), and the blanking conveyor (250) and the suction cup (244) are disposed correspondingly.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210540753.6A CN115016155B (en) | 2022-05-17 | 2022-05-17 | LCM module detecting system based on AOI |
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| CN202210540753.6A CN115016155B (en) | 2022-05-17 | 2022-05-17 | LCM module detecting system based on AOI |
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| CN115016155A true CN115016155A (en) | 2022-09-06 |
| CN115016155B CN115016155B (en) | 2024-03-15 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116300166A (en) * | 2023-05-17 | 2023-06-23 | 成都思越智能装备股份有限公司 | Multi-station detection mechanism and detection device for LCD screen |
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| CN116300166A (en) * | 2023-05-17 | 2023-06-23 | 成都思越智能装备股份有限公司 | Multi-station detection mechanism and detection device for LCD screen |
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