CN213749571U - Detection device for liquid crystal panel - Google Patents
Detection device for liquid crystal panel Download PDFInfo
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- CN213749571U CN213749571U CN202023101141.2U CN202023101141U CN213749571U CN 213749571 U CN213749571 U CN 213749571U CN 202023101141 U CN202023101141 U CN 202023101141U CN 213749571 U CN213749571 U CN 213749571U
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- liquid crystal
- crystal panel
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- detection mechanism
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Abstract
The utility model discloses a detection device of liquid crystal display panel, which comprises a frame, a transport mechanism for following defeated material direction transmission liquid crystal display panel, position detection mechanism and product detection mechanism of setting in the frame, transport mechanism includes the slide, a microscope carrier for bearing liquid crystal display panel, and set up the position adjustment mechanism in order to be used for ordering about microscope carrier position adjustment between microscope carrier and slide, communication connection between position adjustment mechanism and the position detection mechanism, product detection mechanism includes a plurality of different detection module, product detection mechanism sets up the place ahead at position detection mechanism in defeated material direction. The utility model discloses a liquid crystal display panel's detection device can detect a plurality of detection items simultaneously, has overcome the phenomenon that can't carry out automatic butt joint with upstream equipment, has shortened production line length and technology consuming time, has reduced the manpower, has improved production efficiency greatly.
Description
Technical Field
The utility model relates to a liquid crystal display panel's detection device.
Background
In the prior art, the detection device of the liquid crystal panel detects each detection item by using a separate device. In actual production, because the automatic butt joint can not be carried out between each detection equipment of upper and lower stream, can lead to increasing loaded down with trivial details flows such as artifical transport, and the technological process line is longer, consuming time is longer, equipment is complicated, still causes the product damage easily many times the in-process of unloading.
Disclosure of Invention
The utility model aims at providing a liquid crystal display panel's that can carry out a plurality of project simultaneously detection device.
In order to achieve the above purpose, the utility model adopts the technical scheme that:
a detection device for a liquid crystal panel comprises a rack, a transmission mechanism used for transmitting the liquid crystal panel along a material conveying direction, a position detection mechanism and a product detection mechanism, wherein the position detection mechanism and the product detection mechanism are arranged on the rack, the transmission mechanism comprises a sliding seat, a carrying platform used for bearing the liquid crystal panel, and a position adjustment mechanism arranged between the carrying platform and the sliding seat and used for driving the position adjustment of the carrying platform, the position adjustment mechanism is in communication connection with the position detection mechanism, the product detection mechanism comprises a plurality of different detection modules, and the product detection mechanism is arranged in front of the position detection mechanism in the material conveying direction.
Preferably, the carrier is rotatably disposed on the slide base around a rotation center line extending in a vertical direction, and the position adjustment mechanism includes a rotation driving assembly disposed between the slide base and the carrier and configured to drive the carrier to rotate.
Furthermore, the rotary driving assembly comprises a driving motor and a rotary controller for controlling the working state of the driving motor, and the position detection mechanism is in communication connection with the rotary controller.
Preferably, all the detection modules in the product detection mechanism are sequentially arranged at intervals from back to front along the material conveying direction.
Furthermore, each detection module comprises a detection camera, and the distance between every two adjacent detection cameras is adjustable along the material conveying direction.
Further, the plurality of detection modules comprise an offset detection module for detecting offset information of the liquid crystal panel, an indentation detection module for detecting indentations on the liquid crystal panel, and a gluing detection module for detecting gluing information on the liquid crystal panel.
Furthermore, the deviation detection module comprises a first camera, the indentation detection module comprises a second camera, the gluing detection module comprises a third camera, and the first camera, the second camera and the third camera are all located above the carrying platform and are sequentially arranged from back to front.
Still further, the product detection mechanism comprises an installation frame, the second camera is fixedly arranged on the installation frame, the first camera and the third camera are respectively arranged on the installation frame in a relative sliding manner along the material conveying direction, a first driving motor for driving the first camera to slide is arranged between the installation frame and the first camera, and a second driving motor for driving the third camera to slide is arranged between the installation frame and the third camera.
Further preferably, the rack is provided with a beam suspended above the carrier, the length extension direction of the beam is perpendicular to the feeding direction, and the position detection mechanism and the product detection mechanism are respectively arranged on the beam in a position-adjustable manner along the length extension direction of the beam.
Furthermore, the position detection mechanism is provided with two groups of position detection cameras, the two groups of position detection cameras are respectively installed on the cross beam in a sliding mode along the length direction of the cross beam, and the two groups of position detection cameras are respectively located on two sides of the carrying platform.
Because of above-mentioned technical scheme's application, compared with the prior art, the utility model have the following advantage: the utility model discloses a liquid crystal display panel's detection device can detect a plurality of detection items simultaneously, has overcome the phenomenon of the unable automatic butt joint of upstream and downstream equipment, has shortened production line length and technology consuming time, has reduced the manpower, has improved production efficiency greatly.
Drawings
Fig. 1 is a schematic perspective view of a specific embodiment of a device for detecting a liquid crystal panel according to the present invention;
FIG. 2 is a schematic perspective view of another angle of the detection device in this embodiment;
FIG. 3 is a schematic perspective view of another angle of the detection device in this embodiment;
FIG. 4 is a schematic perspective view of the product inspection mechanism in this embodiment;
fig. 5 is a schematic perspective view of the offset detection module in this embodiment;
fig. 6 is a schematic perspective view of a indentation detection module in this embodiment;
fig. 7 is a schematic perspective view of the glue application detection module in this embodiment;
wherein: 1. a frame; 11. a cross beam; 111. a cross beam slide rail; 112. a beam motor;
2. a transport mechanism; 21. a slide base; 22. a stage; 23. a position adjustment mechanism; 24. a slide rail;
3. a position detection mechanism; 31. a position detection camera;
4. a product detection mechanism; 41. a detection module; 411. an offset detection module; 4111. a first camera; 4112. a first lens; 412. an indentation detection module; 4121. a second camera; 4122. a second lens; 413. a gluing detection module; 4131. a third camera; 4132. a third lens; 42. a mounting frame; 421. a first slide rail; 422. a second slide rail; 431. a first drive motor; 432. a second drive motor; 44. a light source device.
Detailed Description
The technical solution of the present invention will be further explained with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1 to 3, the device for detecting a liquid crystal panel includes a frame 1, a conveying mechanism 2 for conveying a liquid crystal panel (not shown) to be detected from back to front along a conveying direction, a position detecting mechanism 3 disposed on the frame 1, and a product detecting mechanism 4. The conveying mechanism 2 includes a slide rail 24 fixed on the frame 1 and extending along the conveying direction, a slide base 21 slidably disposed on the slide rail 24, a stage 22 for carrying the liquid crystal panel, and a position adjusting mechanism 23 disposed between the stage 22 and the slide base 21 for driving the stage 22 to adjust the position. The frame 1 is provided with a beam 11 suspended above the carrying platform 22, the length extending direction of the beam 11 is perpendicular to the material conveying direction, the position detection mechanism 3 and the product detection mechanism 4 are respectively arranged on the beam 11 in a position-adjustable manner along the length extending direction of the beam, and the product detection mechanism 4 is arranged in front of the position detection mechanism 3 in the material conveying direction.
Specifically, the stage 22 is rotatably disposed on the slide base 21 about a rotation center line extending in the vertical direction, and the position adjustment mechanism 23 includes a rotary drive assembly (not shown in the figure) disposed between the slide base 21 and the stage 22 and configured to rotate the stage 22. In this embodiment, the rotation driving assembly includes a driving motor and a rotation controller for controlling the working state of the driving motor, and the position detecting mechanism 3 is in communication connection with the position adjusting mechanism 23, specifically, in communication connection with the rotation controller.
The position detection mechanism 3 has two sets of position detection cameras 31, the two sets of position detection cameras 31 are each mounted on the beam 11 so as to slide in the longitudinal direction of the beam 11, and the two sets of position detection cameras 31 are located on both sides of the stage 22, respectively. Specifically, a beam slide rail 111 is provided on the beam 11, two sets of position detection cameras 31 are respectively slidably connected to the beam slide rail 111, and each set of position detection cameras 31 is connected to a beam motor 112 for driving the beam motor to slide along the beam slide rail 111.
Thus, the position of the liquid crystal panel on the stage 22 is detected by the position detection camera 31, and the detection signal is transmitted to the position adjusting mechanism 23, so that the rotary controller can adjust the initial position of the liquid crystal panel on the stage 22, and the liquid crystal panel is transmitted on the slide rail 24 according to the set direction, which is beneficial to the detection of the quality of the liquid crystal panel by the subsequent product detection mechanism 4.
As shown in fig. 4 to 7, the product detecting mechanism 4 includes a plurality of different detecting modules 41, all detecting modules 41 are sequentially arranged at intervals along the feeding direction from back to front, each detecting module 41 includes a detecting camera, and a distance between two adjacent detecting cameras is adjustably arranged along the feeding direction.
In this embodiment, the detecting modules 41 specifically include an offset detecting module 411 for detecting offset information of the liquid crystal panel, an indentation detecting module 412 for detecting indentations on the liquid crystal panel, and a glue detecting module 413 for detecting glue information on the liquid crystal panel. The deviation detecting module 411 includes a first camera 4111 and a first lens 4112, the indentation detecting module 412 includes a second camera 4121 and a second lens 4122, the glue coating detecting module 413 includes a third camera 4131 and a third lens 4132, and the first camera 4111, the second camera 4121, and the third camera 4131 are all located above the stage 22 and are sequentially arranged from back to front.
In addition, the product detection mechanism 4 further includes a mounting frame 42, a light source device 44 is disposed at a bottom of the mounting frame 42, the second camera 4121 is fixedly disposed on the mounting frame 42, and the first camera 4111 and the third camera 4131 are respectively disposed on the mounting frame 42 in a manner of relatively sliding along the feeding direction. Specifically, a first slide rail 421 and a second slide rail 422 extending along the feeding direction are arranged on the mounting rack 42 in parallel, the first camera 4111 is arranged on the first slide rail 421 in a sliding manner, and a first driving motor 431 driving the first camera 4111 to slide along the first slide rail 421 is arranged on the mounting rack 42; the third camera 4131 is slidably disposed on the second slide rail 422, and the mounting bracket 42 is provided with a second driving motor 432 for driving the third camera 4131 to slide along the second slide rail 422. Thus, the first camera 4111, the second camera 4121 and the third camera 4131 can freely adjust the distance in the feeding direction as required; meanwhile, the mounting rack 42 is slidably disposed on the beam 11 perpendicular to the feeding direction, and the mounting rack 42 can drive the first camera 4111, the second camera 4121, and the third camera 4131 to slide laterally together when sliding along the beam 11. In actual operation, each driving motor drives each detection camera to adjust to a corresponding position according to the actual size of the liquid crystal panel and the relative position of each site to be detected, so that each detection module 41 can be accurately positioned to the site to be detected.
The following specifically explains the working process of this embodiment:
a detection method of a liquid crystal panel based on the detection device comprises the following steps:
s1, conveying the carrying platform 22 carrying the liquid crystal panel to be detected along the conveying direction;
s2, detecting the relative position of the liquid crystal panel on the stage 22, and acquiring the positional deviation information between the relative position and the preset position of the liquid crystal panel on the stage 22, specifically, detecting and acquiring the information by using the position detection camera 31;
s3, driving the carrying platform 22 to rotate according to the position deviation information, enabling the length direction of the liquid crystal panel to be consistent with the material conveying direction, and specifically enabling the carrying platform 22 to rotate by controlling a driving motor through a rotation controller;
s4, the carrier 22 is transported along the transporting direction, the liquid crystal panel sequentially passes through different detecting modules 41, specifically, the offset detecting module 411, the indentation detecting module 412 and the gluing detecting module 413, all the detecting modules 41 respectively obtain the image information of the liquid crystal panel, the detected information is transmitted to a unified information processing unit, the information processing unit judges whether the detecting items of the liquid crystal panel are qualified, if and only if all the detecting items are qualified, the detecting result of the liquid crystal panel is qualified, otherwise, the detecting result of the liquid crystal panel is unqualified;
and S5, continuously transmitting the qualified liquid crystal panel forward, and blanking the unqualified liquid crystal panel.
Therefore, the detection device and the detection method for the liquid crystal panel in the embodiment can simultaneously detect a plurality of items such as offset, indentation and gluing, greatly shorten the length of a production line and the time consumption of the process, reduce the manpower and greatly improve the production efficiency.
The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable people skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.
Claims (10)
1. A detection device of a liquid crystal panel is characterized in that: the detection device comprises a rack, a transmission mechanism for transmitting the liquid crystal panel along the material conveying direction, a position detection mechanism and a product detection mechanism, wherein the position detection mechanism and the product detection mechanism are arranged on the rack, the transmission mechanism comprises a sliding seat, a carrying platform for bearing the liquid crystal panel, and a position adjustment mechanism which is arranged between the carrying platform and the sliding seat and used for driving the position adjustment of the carrying platform, the position adjustment mechanism is in communication connection with the position detection mechanism, the product detection mechanism comprises a plurality of different detection modules, and the product detection mechanism is arranged in front of the position detection mechanism in the material conveying direction.
2. The inspection apparatus for a liquid crystal panel according to claim 1, wherein: the position adjusting mechanism comprises a rotary driving assembly which is arranged between the sliding seat and the carrying platform and is used for driving the carrying platform to rotate.
3. The inspection apparatus for a liquid crystal panel according to claim 2, wherein: the rotary driving assembly comprises a driving motor and a rotary controller used for controlling the working state of the driving motor, and the position detection mechanism is in communication connection with the rotary controller.
4. The inspection apparatus for a liquid crystal panel according to claim 1, wherein: all the detection modules in the product detection mechanism are arranged at intervals along the material conveying direction from back to front in sequence.
5. The inspection apparatus for a liquid crystal panel according to claim 4, wherein: each detection module comprises a detection camera, and the distance between every two adjacent detection cameras is adjustably arranged along the material conveying direction.
6. The inspection apparatus for a liquid crystal panel according to claim 4, wherein: the detection modules comprise an offset detection module for detecting offset information of the liquid crystal panel, an indentation detection module for detecting indentations on the liquid crystal panel and a gluing detection module for detecting gluing information on the liquid crystal panel.
7. The inspection apparatus for a liquid crystal panel according to claim 6, wherein: the deviation detection module comprises a first camera, the indentation detection module comprises a second camera, the gluing detection module comprises a third camera, and the first camera, the second camera and the third camera are all located above the carrying platform and are sequentially arranged from back to front.
8. The inspection apparatus for a liquid crystal panel according to claim 7, wherein: product detection mechanism includes the mounting bracket, the second camera is fixedly located on the mounting bracket, first camera the third camera is followed separately defeated material direction sets up with sliding relatively on the mounting bracket, the mounting bracket with be equipped with between the first camera and order about the gliding first driving motor of first camera, the mounting bracket with be equipped with between the third camera and order about the gliding second driving motor of third camera.
9. The inspection apparatus for a liquid crystal panel according to any one of claims 1 to 8, characterized in that: the machine frame is provided with a beam suspended above the carrier, the length extension direction of the beam is perpendicular to the material conveying direction, and the position detection mechanism and the product detection mechanism are respectively arranged on the beam in an adjustable manner along the length extension direction of the beam.
10. The inspection apparatus for a liquid crystal panel according to claim 9, wherein: the position detection mechanism is provided with two groups of position detection cameras, the two groups of position detection cameras are respectively arranged on the cross beam in a sliding mode along the length direction of the cross beam, and the two groups of position detection cameras are respectively located on two sides of the carrying platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023101141.2U CN213749571U8 (en) | 2020-12-21 | 2020-12-21 | Detection device for liquid crystal panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023101141.2U CN213749571U8 (en) | 2020-12-21 | 2020-12-21 | Detection device for liquid crystal panel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN213749571U true CN213749571U (en) | 2021-07-20 |
| CN213749571U8 CN213749571U8 (en) | 2021-12-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023101141.2U Active CN213749571U8 (en) | 2020-12-21 | 2020-12-21 | Detection device for liquid crystal panel |
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| Country | Link |
|---|---|
| CN (1) | CN213749571U8 (en) |
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- 2020-12-21 CN CN202023101141.2U patent/CN213749571U8/en active Active
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| CN213749571U8 (en) | 2021-12-07 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CU01 | Correction of utility model |
Correction item: Address Correct: 215331 No. 6, Jinyang West Road, Lujia Town, Kunshan City, Suzhou City, Jiangsu Province False: 215331 No. 6, Jinyang West Road, Hefeng Development Zone, Lujia Town, Kunshan City, Suzhou City, Jiangsu Province Number: 30-01 Volume: 37 Correction item: Address Correct: 215331 No. 6, Jinyang West Road, Lujia Town, Kunshan City, Suzhou City, Jiangsu Province False: 215331 No. 6, Jinyang West Road, Hefeng Development Zone, Lujia Town, Kunshan City, Suzhou City, Jiangsu Province Number: 30-01 Page: The title page Volume: 37 |
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| CU01 | Correction of utility model |