CN210534020U - Full-inspection system for large-size appearance module screen - Google Patents
Full-inspection system for large-size appearance module screen Download PDFInfo
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- CN210534020U CN210534020U CN201920870872.1U CN201920870872U CN210534020U CN 210534020 U CN210534020 U CN 210534020U CN 201920870872 U CN201920870872 U CN 201920870872U CN 210534020 U CN210534020 U CN 210534020U
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Abstract
The utility model discloses a full-inspection system for a large-size appearance module screen, which comprises a frame body; the frame body is fixedly provided with a PCB detection unit, a 3D detection unit, a Panle camera unit, a COF detection unit and a Panle light source unit. The beneficial effects of this utility are: according to the distribution of different parts on the jumbo size module screen product, set up the detection to different positions, can the full aspect carry out comprehensive detection to jumbo size module screen outward appearance, replace traditional artifical detection mode, compressed jumbo size module screen outward appearance required time of detection process greatly, improved production efficiency, played good effect.
Description
Technical Field
The utility model relates to a visual detection technical field, specific saying so, a system is examined entirely to jumbo size appearance module screen.
Background
At present, China becomes an important country for liquid crystal screen production, a module screen needs to be comprehensively detected in a module screen stage after the liquid crystal screen is produced so as to judge whether the module screen meets production requirements, the module screen can be divided into PCB (printed circuit board), COF (chip on film) and Panle areas according to different parts of the module screen, each subarea needs to be detected so as to judge whether the module screen meets the production requirements, all detection in the previous stage adopts manual detection, the production efficiency is very low, and factors such as visual fatigue and the like are only possible to be missed due to manual detection.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a distribution according to different parts on the jumbo size module screen product is provided, sets up the detection to different positions, can the full aspect carry out comprehensive detection to jumbo size module screen outward appearance, replaces traditional artifical detection mode, has compressed the required time of jumbo size module screen outward appearance detection process greatly, has improved production efficiency's module screen full check-up system.
The utility model provides an above-mentioned technical problem's technical scheme as follows: comprises a frame body; the frame body is fixedly provided with a PCB detection unit, a 3D detection unit, a Panle camera unit, a COF detection unit and a Panle light source unit, the lower part of the frame body is provided with a platform which passes at a fixed speed, and a liquid crystal screen is placed on the platform; the PCB detection unit is used for carrying out image acquisition on the front side of the PCB on the liquid crystal screen; the 3D detection unit is used for detecting the glue coating height of the joint of the Panle edge and the PCB on the liquid crystal screen and the glue coating height of the edge of the joint of the glass substrate and the polaroid; the Panle camera unit is used for acquiring images of a Panle area on the liquid crystal screen; the COF detection unit is used for carrying out image acquisition on the front surface of the COF film on the liquid crystal screen and the UV adhesive; the Panle light source unit is used for lighting a Panle area on the liquid crystal screen.
The utility model has the advantages that: according to the distribution of different parts on the jumbo size module screen product, set up the detection to different positions, can the full aspect carry out comprehensive detection to jumbo size module screen outward appearance, replace traditional artifical detection mode, compressed jumbo size module screen outward appearance required time of detection process greatly, improved production efficiency.
Further, the rack body comprises a rack body bottom plate and a profile frame; the profile frame is fixed on the frame body base plate, and the PCB detection unit, the 3D detection unit, the Panle camera unit, the COF detection unit and the Panle light source unit are installed on the profile frame in different heights.
The beneficial effect who adopts above-mentioned further scheme is according to different resolutions, the screen of different models, required detection height, and the position is inequality, according to specific demand, specifically arranges the front and back of section bar, height.
On the basis of the technical scheme, the utility model discloses can also do following improvement.
Further, the PCB detection unit comprises a PCB module and a PCB camera (and a PCB light source, wherein the PCB module is connected with the profile frame in a sliding mode, the PCB camera and the PCB light source are installed on the PCB module and move along with the PCB module, and the PCB camera and the PCB light source are on the same plane and are perpendicular to the plane where the screen of the liquid crystal screen is located.
The PCB camera has the advantages that the structure is simple, the convex components such as the resistor and the capacitor on the surface of the PCB have good acquisition effect on convex objects such as surface resistor and capacitor sheets and concave areas in the acquisition process of the PCB camera, and shadow interference does not exist; meanwhile, the size of the PCB is not large, the central line of the lens of the PCB camera is perpendicular to the screen of the PCB module, a better image acquisition result is obtained, and the actual detection effect is improved.
On the basis of the technical scheme, the utility model discloses can also do following improvement.
Further, the 3D detecting unit comprises a 3D module and a 3D camera arranged on the 3D module, the 3D module is connected with the section bar frame in a sliding mode, and the 3D camera is perpendicular to the plane where the screen of the liquid crystal display is located.
The technical scheme has the advantages that the structure is simple, the detection area of the 3D detection unit is the height of the glue coating of the connection edge of the Panle edge of the screen and the PCB, and the height of the glue coating of the connection edge of the glass substrate and the polaroid; i.e., determining the uniformity of the coating.
On the basis of the technical scheme, the utility model discloses can also do following improvement.
Further, the Panle camera unit comprises a Panle camera sliding table and a Panle camera arranged on the Panle camera sliding table; the Panle camera sliding table is fixedly arranged on the section bar framework, and the Panle camera and a plane where a screen of the liquid crystal screen is located are installed at a certain angle.
The beneficial effect of adopting the further scheme is that the Panle camera and the screen of the liquid crystal display have optimized angle range value, the Panle camera slides up and down along the direction of the detection inclination angle, and the acquisition range is wide.
On the basis of the technical scheme, the utility model discloses can also do following improvement.
Further, the COF detection unit comprises a COF module, a COF camera and a COF light source; the COF camera and the COF light source are mounted on the COF module, the COF module is connected to the section bar frame in a sliding mode, and the COF camera and the COF light source are located on the same plane and perpendicular to the plane where the screen of the liquid crystal screen is located.
The COF film has the beneficial effects that the front surface of the COF film is used for image acquisition, the surface of the COF film is smooth, the light reflection performance is strong, the light field formed after the bar-shaped light is driven into the COF film to be reflected is a dark field under the action of the diffuse reflection plate, the smooth surface reflection effect is weakened, the COF surface texture can be completely acquired, the central line of the lens of the COF camera is perpendicular to a COF module screen, a better image acquisition result is obtained, and the actual detection effect is further improved.
On the basis of the technical scheme, the utility model discloses can also do following improvement.
Further, the Panle light source unit comprises a Panle light source sliding table and a Panle light source arranged on the Panle light source sliding table; the Panle light source sliding table is fixedly arranged on the section bar framework, and the Panle light source and the plane where the screen of the liquid crystal screen is located are arranged at a certain angle.
The beneficial effect of adopting the further scheme is that the Panle camera and the screen of the liquid crystal display have optimized angle range value, and the acquisition effect is better.
On the basis of the technical scheme, the utility model discloses can also do following improvement.
Further, the Panle light source and the Panle camera are in the same plane and are arranged on the Panle module.
The beneficial effect of adopting the further scheme is that the Panle light source and the Panle camera are in the same plane, so that a better image acquisition result is obtained, and the actual detection effect is further improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic diagram of a PCB detection unit, a 3D detection unit, and a Panle camera unit;
FIG. 3 is a schematic view of a COF detection unit and a Panle light source unit;
in the drawings, the components represented by the respective reference numerals are listed below:
1. the frame body, 1-1, the frame body bottom plate, 1-2, the section bar frame, 2, PCB detecting element, 2-1, the PCB module, 2-2, the PCB camera, 2-3, the PCB light source, 3D detecting element, 3-1, 3D camera, 3-2, 3D module, 4, Panle camera unit, 4-1, Panle camera slip table, 4-2, Panle camera, 5, COF detecting element, 5-1, COF module, 5-2, COF camera, 5-3, COF light source, 6, Panle light source unit, 6-1, Panle light source, 6-2, Panle light source slip table.
Detailed Description
In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the designated device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "connected" are to be interpreted broadly, e.g. as a fixed connection, a detachable connection or an integral connection; the connection can be mechanical connection or circuit connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Example 1:
as shown in fig. 1 to 3, in the present embodiment, a full-inspection system for a large-sized appearance module screen includes a frame body 1; the frame body 1 is fixedly provided with a PCB detection unit 2, a 3D detection unit 3, a Panle camera unit 4, a COF detection unit 5 and a Panle light source unit 6, the lower part of the frame body 1 is provided with a platform which passes at a fixed speed, and a liquid crystal screen is placed on the platform; the PCB detection unit 2 is used for carrying out image acquisition on the front surface of the PCB on the liquid crystal screen; the 3D detection unit 3 is used for detecting the glue coating height of the joint of the Panle edge and the PCB on the liquid crystal screen and the glue coating height of the edge of the joint of the glass substrate and the polaroid; the Panle camera unit 4 is used for acquiring images of a Panle area on the liquid crystal screen; the COF detection unit 5 is used for carrying out image acquisition on the front surface of the COF film on the liquid crystal screen and UV (ultraviolet) glue; and the Panle light source unit 6 is used for lighting a Panle area on the liquid crystal screen.
The PCB detection unit 2 is a printed circuit board detection device, the 3D detection unit 3 is a 3D digital camera, stereoscopic pictures or animation can be enjoyed by naked eyes, the Panle camera unit 4 adopts a camera to collect images of a liquid crystal screen, the COF detection unit 5 adopts a crystal grain soft film packaging technology for fixing the driving lC on the flexible circuit board, the chip and a flexible substrate circuit are connected by using a flexible additional circuit board as a packaging chip carrier, and the Panle light source unit 6 polishes the area of the liquid crystal screen.
The frame body 1 comprises a frame body bottom plate 1-1 and a section bar frame 1-2; the frame body bottom plate 1-1 is fixedly connected with the section bar frame 1-2, the PCB detection unit 2, the 3D detection unit 3, the Panle camera unit 4, the COF detection unit 5 and the Panle light source unit 6 are installed on the section bar frame 1-2 in different heights, and the frame body bottom plate 1-1 is provided with installation holes. The profile frame 1-2 comprises a plurality of horizontally arranged profile columns, and each detection unit is arranged on a different profile column.
The PCB detection unit 2 is arranged on a section bar frame 1-2 which is at a certain distance from the screen of the liquid crystal screen, the screen of the PCB module 2-1 is fixed on the PCB detection unit, the optimal installation height is within the range of 300-500mm, the COF detection unit 5 is arranged on the section bar frame 1-2 which is at a certain distance from the screen of the liquid crystal screen, the optimal height is within the range of 200-500mm, the 3D detection unit 3 is arranged right above the junction of the COF detection unit 5 and the Panle camera unit on the liquid crystal screen, the Panle camera unit 4 and the Panle light source unit 6 are arranged on the section bar frame which is at a certain distance from the screen of the liquid crystal screen within the range of 10-200mm, and the optimal height is 50-200 mm.
The PCB detection unit 2 comprises a PCB module 2-1, a PCB camera 2-2 and a PCB light source; the PCB module 2-1 is connected with the section bar frame 1-2 in a sliding mode, a first slide way is arranged on the section bar frame 1-2, a first slide block is arranged on the PCB module 2-1 and slides in the first slide way, and the PCB module 2-1 is connected through the transmission of the output end of the moving motor, so that the moving is controlled. The PCB camera 2-2 and the PCB light source 2-3 are installed on the PCB module 2-1 and move along with the PCB module 2-1, and the PCB camera 2-2 and the PCB light source 2-3 are in the same plane and are perpendicular to the plane where the screen of the liquid crystal display is located.
The 3D detecting unit comprises a 3D module 3-1 and a 3D camera 3-2 arranged on the 3D module 3-1, the 3D module 3-1 is connected with the section bar frame 1-2 in a sliding mode, a second slide way is arranged on the section bar frame 1-2, a second slide block is arranged on the 3D module 3-1 and slides in the second slide way, the 3D module 3-1 is connected through the transmission of an output end of a mobile motor, and the 3D camera 3-2 is perpendicular to the plane where the screen of the liquid crystal screen is located.
The Panle camera unit 4 comprises a Panle camera sliding table 4-1 and a Panle camera 4-2 arranged on the Panle camera sliding table 4-1; the Panle camera sliding table 4-1 is fixedly arranged on the section bar frame 1-2, the Panle camera 4-2 and a plane where a screen of the liquid crystal display is located are arranged at a certain angle, the number of the Panle cameras 4-2 is determined by the size of a module screen, and the optimal angle is plus or minus 60 degrees.
The COF detection unit 5 comprises a COF module 5-1, a COF camera 5-2 and a COF light source; the COF camera 5-2 and the COF light source 5-3 are installed on the COF module 5-1, the COF module 5-1 is connected to the section bar frame 1-2 in a sliding mode, a third slide way is arranged on the section bar frame 1-2, a third slide block is arranged on the COF module 5-1, the third slide block slides in the third slide way and is connected with the COF module 5-1 through the transmission of the output end of a moving motor, and the COF camera 5-2 and the COF light source 5-3 are in the same plane and perpendicular to the plane where the screen of the liquid crystal display is located.
The Panle light source unit 6 comprises a Panle light source sliding table 6-2 and a Panle light source 6-1 arranged on the Panle light source sliding table 6-2; the Panle light source sliding table 6-2 is fixedly arranged on the section bar frame 1-2, the Panle light source 6-1 and a plane where a screen of the liquid crystal screen is located are arranged at a certain angle, the size of the Panle light source 6-1 is determined by the size of a module screen, and the optimal angle is positive and negative 30 degrees.
The Panle light source 6-1 and the Panle camera 4-2 are in the same plane and arranged on the Panle module.
The liquid crystal screen to be detected is carried by the platform, the speed is fixed, a motor driving platform is adopted, the surface to be detected faces upwards, the length direction is the width direction of the profile frame body, the surface is parallel to a bottom plate of the profile frame body, the height is located on a PCB detection unit, a COF detection unit, a 3D detection unit, a Panle detection unit is located below the Panle detection unit and above the bottom plate of the frame body, the device passes through the device at a constant speed, in the process of passing through the device, the PCB detection unit, the COF detection unit, the 3D detection unit and the Panle detection unit respectively shoot a liquid crystal screen PCB, a COF, a 3D and a Panle area, meanwhile, the shot pictures are transmitted to an algorithm detection unit in real time, the algorithm detection unit processes the pictures, and after the liquid crystal screen completely goes out of the device. In the detection of the liquid crystal screens of different models, the distance between the detection devices needs to be adjusted firstly, and after the distance is determined, the detection devices are fixed to detect each area on the liquid crystal screen.
Has the advantages that: this equipment can realize carrying out centralized detection to the defect of jumbo size LCD screen different regions, because the liquid crystal is when the screen is passing through detection area, the functioning speed must be reduced to the fixed range, this equipment has carried out the set to traditional different regional check out test set, make the defect position to different subregion on the LCD screen can concentrate the detection in the shortest scope, make the required transit time greatly reduced of monoblock LCD screen detection, especially compare with traditional artifical detection or single regional check out test set, improve detection efficiency, the production for LCD screen has brought very big benefit.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (8)
1. The utility model provides a system is examined entirely to jumbo size outward appearance module screen which characterized in that: comprises a frame body (1); the frame body (1) is fixedly provided with a PCB detection unit (2), a 3D detection unit (3), a Panle camera unit (4), a COF detection unit (5) and a Panle light source unit (6), the lower part of the frame body (1) is provided with a platform which passes at a fixed speed, and a liquid crystal screen is placed on the platform;
the PCB detection unit (2) is used for carrying out image acquisition on the front surface of the PCB on the liquid crystal screen;
the 3D detection unit (3) is used for detecting the glue coating height of the joint of the Panle edge and the PCB on the liquid crystal screen and the glue coating height of the edge of the joint of the glass substrate and the polaroid;
the Panle camera unit (4) is used for acquiring images of a Panle area on the liquid crystal screen;
the COF detection unit (5) is used for carrying out image acquisition on the front surface of the COF film on the liquid crystal screen and the UV adhesive;
and the Panle light source unit (6) is used for lighting a Panle area on the liquid crystal screen.
2. The full inspection system of large-size appearance module screen according to claim 1, characterized in that: the frame body (1) comprises a frame body bottom plate (1-1) and a section bar frame (1-2); the frame section (1-2) is fixed on the frame body bottom plate (1-1), and the PCB detection unit (2), the 3D detection unit (3), the Panle camera unit (4), the COF detection unit (5) and the Panle light source unit (6) are installed on the frame section (1-2) in different heights.
3. The full inspection system of large-size appearance module screen according to claim 2, characterized in that: the PCB detection unit (2) comprises a PCB module (2-1), a PCB camera (2-2) and a PCB light source; the PCB module (2-1) is connected to the section bar frame (1-2) in a sliding mode, the PCB camera (2-2) and the PCB light source (2-3) are installed on the PCB module (2-1) and move along with the PCB module (2-1), and the PCB camera (2-2) and the PCB light source (2-3) are in the same plane and perpendicular to the plane where the screen of the liquid crystal screen is located.
4. The full inspection system of large-size appearance module screen according to claim 2, characterized in that: the 3D detection unit comprises a 3D module (3-1) and a 3D camera (3-2) arranged on the 3D module (3-1), the 3D module (3-1) is connected with the section bar frame (1-2) in a sliding mode, and the 3D camera (3-2) is perpendicular to the plane where the screen of the liquid crystal screen is located.
5. The full inspection system of large-size appearance module screen according to claim 2, characterized in that: the Panle camera unit (4) comprises a Panle camera sliding table (4-1) and a Panle camera (4-2) arranged on the Panle camera sliding table (4-1); the Panle camera sliding table (4-1) is fixedly arranged on the section bar frame (1-2), and the Panle camera (4-2) and a plane where a screen of the liquid crystal screen is located are installed at a certain angle.
6. The full inspection system of large-size appearance module screen according to claim 2, characterized in that: the COF detection unit (5) comprises a COF module (5-1), a COF camera (5-2) and a COF light source; the COF camera (5-2) and the COF light source (5-3) are installed on the COF module (5-1), the COF module (5-1) is connected to the section bar frame (1-2) in a sliding mode, and the COF camera (5-2) and the COF light source (5-3) are in the same plane and perpendicular to the plane where the screen of the liquid crystal screen is located.
7. The full inspection system of large-size appearance module screen of claim 5, wherein: the Panle light source unit (6) comprises a Panle light source sliding table (6-2) and a Panle light source (6-1) arranged on the Panle light source sliding table (6-2); the Panle light source sliding table (6-2) is fixedly arranged on the section bar frame (1-2), and the Panle light source (6-1) and the plane where the screen of the liquid crystal screen is located are arranged at a certain angle.
8. The full inspection system of large-size appearance module screen of claim 7, wherein: the Panle light source (6-1) and the Panle camera (4-2) are in the same plane and arranged on the Panle module.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920870872.1U CN210534020U (en) | 2019-06-11 | 2019-06-11 | Full-inspection system for large-size appearance module screen |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920870872.1U CN210534020U (en) | 2019-06-11 | 2019-06-11 | Full-inspection system for large-size appearance module screen |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112798609A (en) * | 2021-04-19 | 2021-05-14 | 深圳市罗博威视科技有限公司 | Screen module appearance detection device and detection method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112798609A (en) * | 2021-04-19 | 2021-05-14 | 深圳市罗博威视科技有限公司 | Screen module appearance detection device and detection method |
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