CN219916120U

CN219916120U - AOI automatic detection equipment

Info

Publication number: CN219916120U
Application number: CN202320945117.1U
Authority: CN
Inventors: 王永乾; 李飞翔; 朱志飞; 谈星宇
Original assignee: Wuhan Jingce Electronic Group Co Ltd; Wuhan Jingli Electronic Technology Co Ltd; Suzhou Hirose Opto Co Ltd
Current assignee: Wuhan Jingce Electronic Group Co Ltd; Wuhan Jingli Electronic Technology Co Ltd; Suzhou Hirose Opto Co Ltd
Priority date: 2023-04-24
Filing date: 2023-04-24
Publication date: 2023-10-27
Anticipated expiration: 2033-04-24

Abstract

The utility model discloses AOI automatic detection equipment, which belongs to the field of display panel detection and comprises an outer cover, a loading and unloading station and at least one detection station, wherein the loading and unloading station and the at least one detection station are arranged in the outer cover, the detection station is sealed by a first darkroom mechanism to be separated from the external environment, and meanwhile, a first baffle plate in the first darkroom mechanism is arranged into a double-layer structure with a certain interval, and a first darkroom door and a corresponding lifting mechanism are arranged in the double-layer structure to ensure the sealing and shading effects of the darkroom mechanism. The AOI automatic detection equipment has the advantages of exquisite structural design and simple operation, can divide a detection area into a plurality of independent areas in the same equipment, realizes simultaneous detection of a plurality of functions, ensures the tightness of each area, provides zero visible light environment for each area, improves the detection precision of the detection equipment, and has good application prospect.

Description

AOI automatic detection equipment

Technical Field

The utility model belongs to the field of display panel detection, and particularly relates to AOI automatic detection equipment.

Background

With the development of social economy and the continuous improvement of living standard of people, the liquid crystal display screen is widely applied to daily life and industrial production, and the application field and application form are also more and more extensive.

With the wide application of display screens, and the requirements of people on the quality of pictures of the display screens are increasing. Therefore, in actual production, in order to ensure the qualification rate of the products delivered from the factory, quality detection needs to be performed on the products in each production link, so as to prevent unqualified products from flowing out.

However, because the detection items of the display screen are more, each item corresponds to different equipment, and more space resources are required to be occupied during actual use; at present, a plurality of different items are simultaneously arranged in the same equipment by equipment so as to save space resources, but because the display screen has higher requirements on the detection environment during detection, if the detection environment such as illumination and the like changes due to interference of other factors in the detection process, the detection precision can be greatly reduced, the detection result is influenced, and the current detection equipment is not perfect enough for setting the light-shielding property of the detection space.

Disclosure of Invention

In response to one or more of the above-identified deficiencies or improvements in the art, the present utility model provides an AOI automatic inspection apparatus that is capable of dividing an inspection area into a plurality of independent spaces and ensuring tightness between the spaces.

In order to achieve the above purpose, the utility model provides an AOI automatic detection device, which comprises an outer cover, a loading and unloading station and at least one detection station, wherein the loading and unloading station and the at least one detection station are arranged in the outer cover, and the AOI automatic detection device is characterized by further comprising a first darkroom mechanism;

the first darkroom mechanism is arranged between the loading and unloading station and the detection station and comprises a first baffle plate and a first darkroom door, and the first baffle plate is of a double-layer structure with a certain gap; the first darkroom door is arranged in the gap of the first baffle, the first darkroom door is connected with a first lifting assembly, and the first darkroom door can lift and move relative to the first baffle under the driving of the first lifting assembly.

As a further improvement of the utility model, U-shaped grooves are arranged at the two ends of the outer cover, which correspond to the first darkroom door, and the side edges of the first darkroom door are embedded in the U-shaped grooves and can move up and down in the U-shaped grooves.

As a further improvement of the utility model, the first baffle comprises a portion of the housing sidewall.

As a further improvement of the utility model, a turntable is arranged in the outer cover, the turntable can horizontally rotate along the rotation shaft at the middle part of the turntable, and the first baffle is arranged above the rotation area; the detection stations are sequentially arranged along the circumferential direction of the turntable, and a second darkroom mechanism is arranged at least one detection station and separates the corresponding detection station from other detection stations.

As a further improvement of the utility model, a first detection station, a second detection station and a third detection station are sequentially arranged in the outer cover, wherein the first detection station and the third detection station are arranged adjacent to the feeding and discharging stations, the second detection station is arranged opposite to the feeding and discharging stations, and a second darkroom mechanism is arranged at the second detection station;

the second darkroom mechanism comprises a second darkroom door and a second baffle, the second baffle is arranged above the rotating area, and the second darkroom door can move up and down relative to the second baffle under the drive of a second lifting assembly.

As a further improvement of the utility model, the two ends of the second baffle plate extend outwards continuously to the inner wall surface of the outer cover;

and/or

The outer cover is provided with a light blocking groove corresponding to the inner wall surfaces of the two ends of the second darkroom door, and the second darkroom door extends outwards continuously and is embedded in the light blocking groove.

As a further improvement of the utility model, the second baffle plate is of a double-layer structure with a certain gap, and the second darkroom door is arranged in the gap of the second baffle plate;

and/or

And one end of the second baffle, which is away from the turntable, continuously extends to the inner wall surface of the top of the outer cover.

As a further improvement of the utility model, an inner cover is fixedly arranged in the middle of the turntable, and separates the first detection station from the third detection station;

or alternatively

And a lifting door is further arranged between the first detection station and the third detection station, and can be driven by the third lifting assembly to perform lifting movement so as to separate the first detection station from the third detection station.

As a further improvement of the utility model, a groove is arranged on the turntable, and the bottom end of the first darkroom door and/or the second darkroom door can be embedded in the groove.

As a further improvement of the utility model, the first lifting component and/or the second lifting component is any one of a guide rail sliding block, a telescopic cylinder and a chain wheel lifting.

The above-mentioned improved technical features can be combined with each other as long as they do not collide with each other.

In general, the above technical solutions conceived by the present utility model have the beneficial effects compared with the prior art including:

(1) According to the AOI automatic detection equipment, the outer cover is arranged on the periphery of the equipment, the feeding and discharging stations and at least one detection station are arranged inside and outside the outer cover, the feeding and discharging stations and the detection station are separated through the first darkroom mechanism so as to seal the detection station, meanwhile, the first baffle is arranged to be of a double-layer structure with a certain interval, and the first darkroom door and the corresponding first lifting mechanism are arranged in the double-layer structure so as to ensure the sealing and shading effects of the first darkroom mechanism, realize the zero visible light environment of the detection station and improve the detection precision.

(2) According to the AOI automatic detection equipment, the turntable is arranged in the outer cover, and the groove is formed in the turntable corresponding to the darkroom door, so that the first darkroom door can be lowered into the groove, the tightness between the turntable and the first darkroom door is ensured, and light of the external environment is prevented from entering a detection station from a gap between the turntable and the first darkroom door; the U-shaped groove is formed in the position, corresponding to the side edge of the first darkroom door, of the outer cover, and the side edge of the darkroom door is embedded in the U-shaped groove, so that an external light source is prevented from entering the detection station from the side edge of the first darkroom door.

(3) According to the AOI automatic detection equipment, the plurality of detection stations are arranged in the outer cover, and the second darkroom mechanism is arranged at the position of at least one detection station according to detection requirements so as to separate the second darkroom mechanism from other detection stations, so that the detection stations are not interfered with each other, the effectiveness of detection results is ensured, and the detection precision of each detection station is improved.

(4) According to the AOI automatic detection equipment, three detection stations are arranged in the outer cover, the second darkroom mechanism is arranged at the second detection station, the second baffle and the second darkroom door are arranged to extend outwards continuously to the inner wall surface of the outer cover, and the darkness of two ends of the second darkroom mechanism is guaranteed through the corresponding arrangement of the second darkroom door and the second baffle and the inner wall surface of the outer cover; simultaneously, utilize the rotation axis inner cover of equipment self to separate the detection station of two other relative settings, realize the independent detection environment of every detection station.

(5) The AOI automatic detection equipment provided by the utility model has the advantages that the structural design is exquisite, the operation is simple, the detection area can be divided into a plurality of independent areas in the same equipment, the simultaneous detection of a plurality of functions is realized, the tightness of each area is ensured, the zero visible light environment is provided for each area, the detection precision of the detection equipment is improved, and the application prospect is good.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the overall structure of an AOI automatic detection device according to an embodiment of the present utility model;

FIG. 2 is a schematic diagram of the internal structure of an AOI automatic detection device according to an embodiment of the present utility model;

FIG. 3 is a schematic diagram of a turntable and darkroom mechanism of an automatic AOI detection device according to an embodiment of the present utility model;

FIG. 4 is a schematic diagram of a turnover mechanism of an AOI automatic detection device in an embodiment of the utility model;

FIG. 5 is a schematic view of the appearance of a first darkroom of an automatic AOI detection device according to an embodiment of the present utility model;

FIG. 6 is an exploded view of a first darkroom configuration of an AOI automatic detection device according to an embodiment of the present utility model;

like reference numerals denote like technical features throughout the drawings, in particular: 1. an outer cover; 2. a camera; 3. a turntable; 4. a jig; 5. a loading and unloading station; 6. detecting a station; 7. a turnover mechanism; 8. a darkroom door; 9. a baffle; 10. an inner cover; 11. a guide rail; 12. a slide block; 13. a groove; 14. a power assembly; 15. a support assembly; 16. a support frame; 17. adjusting a platform; 18. and a fixing plate.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model. In addition, the technical features of the embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

Examples:

referring to fig. 1 to 5, an AOI automatic detection apparatus in a preferred embodiment of the present utility model includes an outer cover 1, a loading and unloading station 5, a detection station 6, and a first darkroom mechanism, where the detection station 6 and the loading and unloading station are separated by the first darkroom mechanism, and a zero visible light environment is provided for the detection station 6.

Specifically, as shown in fig. 1, the housing 1 in the preferred embodiment is provided at the outermost layer of the detection apparatus, providing a closed space and an operation space for detection of the apparatus. The cover 1 is preferably provided as a double layer, which may be a tightly fitted double layer or a double layer with a certain gap. In actual manufacturing, the inner layer of the outer cover 1 can be black, and the outer layer of the outer cover 1 can be different in color according to the requirements of customers. The outer cover 1 in the preferred embodiment realizes the internal and external double colors of the equipment by means of an inner layer metal plate and an outer layer aluminum plastic plate.

Meanwhile, a plurality of doors are further arranged on the outer cover 1 corresponding to the stations, so that the operation or maintenance of workers is facilitated, in order to ensure the tightness of the outer cover 1 and prevent light leakage from door seams, in a preferred embodiment, the hinge positions of the doors are arranged on the inner side of the outer cover 1, and light blocking members are continuously arranged on the periphery of the doors.

Further, as shown in fig. 2, in the preferred embodiment, at least one detection station 6 is disposed in the housing 1, and corresponding detection devices are disposed in each detection station 6, so as to detect the display screen to be detected, and further, it is preferred that a plurality of detection stations 6 are disposed in the housing 1, so that a plurality of detection items of the display screen can be detected simultaneously in the same device, thereby saving detection space and improving detection efficiency.

Further, a loading and unloading station 5 is further arranged in the outer cover 1, so that the loading and unloading station 5 can load and unload materials before and after detection of the display screen, and a first darkroom mechanism is arranged between the loading and unloading station 5 and the detection station 6, so that the detection station 6 is separated from the external environment through the first darkroom mechanism. In the preferred embodiment, the loading station and the unloading station are combined into one loading and unloading station 5, however, the loading station and the unloading station can be separated according to the space design of the equipment when the arrangement is implemented.

Further, the first darkroom mechanism in the preferred embodiment comprises a first baffle 9 and a first darkroom door 8, wherein the first baffle 9 is disposed above the rotation area and is provided as a double layer with a certain gap between the two layers, as shown in the external schematic view and the internal explosion view of the first darkroom mechanism in fig. 5 and 6, the first darkroom door 8 is clamped in the double layer first baffle 9, and the first darkroom door 8 can perform lifting movement relative to the first baffle 9 so that one end of the first darkroom door 8 extends out of the first baffle 9 and can be lowered to the surface of the turntable 3. It will be appreciated that the above-mentioned rotation area is the area where the turntable 3 and the devices provided on the turntable 3 and rotated with the turntable 3 are located.

In actual setting, first baffle 9 can set up in dustcoat 1, also can be directly regard as first baffle 9 with the partial lateral wall face of dustcoat 1, and it is according to check out test set's appearance and space design to practice thrift the dustcoat inner space, provide sufficient space for the detection station, and can practice thrift the cost of manufacture of equipment.

Correspondingly, a first lifting component is further arranged in the interval of the double-layer first baffle plate 9 corresponding to the lifting movement of the first darkroom door 8, and the first darkroom door 8 is connected with the first lifting component, so that the first darkroom door 8 can lift and move relative to the first baffle plate 9 under the action of the first lifting component.

Preferably, the first lifting assembly in the preferred embodiment comprises a guide rail 11 and a sliding block 12, wherein the guide rail 11 is fixedly arranged on the first baffle 9, one end of the sliding block 12 is in sliding connection with the guide rail 11, and the other end of the sliding block 12 is fixedly connected with the first darkroom door 8, so that the first darkroom door 8 can move up and down along the guide rail 11 under the driving of the sliding block 12. In the preferred embodiment shown in fig. 3, six sets of guide rails 11 and sliders 12 are provided corresponding to the first darkroom door 8 to ensure the reliability of the arrangement between the first darkroom door 8 and the lifting assembly, and the number of guide rail-slider combinations can be selected as required in actual arrangement. Preferably, the first lifting assembly further comprises an air cylinder, and the sliding of the sliding block 12 is controlled through the air cylinder, so as to control the lifting of the first darkroom door 8.

Of course, the first lifting assembly may also take other forms, such as a telescopic cylinder, a sprocket lifting, etc., for driving the lifting of the first darkroom door 8.

Preferably, a U-shaped groove is further provided at a position of the outer cover 1 corresponding to the side edge of the first darkroom door 8, and the side edge of the first darkroom door 8 is embedded in the U-shaped groove, so that the first darkroom door 8 can move up and down in the U-shaped groove, so as to prevent light leakage from the side edge of the first darkroom door 8 through cooperation of the first darkroom door 8 and the U-shaped groove.

Further, as shown in fig. 3, when a plurality of detection stations 6 are provided in the housing 1, it is preferable to provide a turntable 3 in the housing 1, where the turntable 3 can horizontally rotate along a rotation axis in the middle of the turntable, and a plurality of detection stations 6 are provided in a circumferential direction along the turntable 3, and a second darkroom mechanism is provided at least one detection station 6, so that the corresponding detection station 6 is separated from other detection stations 6 by the second darkroom mechanism, thereby meeting the requirement of the detection station 6 on the detection environment.

Correspondingly, the turntable 3 is provided with at least one jig 4 for placing a display screen, so that the display screen is fed through the rotation of the turntable 3, is sequentially fed into each detection station 6, and is fed through the rotation of the turntable 3 after the detection is completed.

In the preferred embodiment shown in fig. 3, three detection stations 6 are provided in the outer cover 1, including a first detection station, a second detection station, and a third detection station, where the first detection station and the third detection station are disposed adjacent to the loading and unloading station, the second detection station is disposed opposite to the loading and unloading station 5, and a second darkroom mechanism having the same structure as the first darkroom mechanism is disposed at the second detection station.

Preferably, the second darkroom mechanism comprises a second darkroom door and a second baffle, and the second darkroom door can move up and down relative to the second baffle under the drive of the second lifting assembly. Further preferably, both ends of the second baffle may be continuously extended outwards to the inner wall surface of the outer cover 1, and may be abutted against the outer cover 1 or fixedly connected; correspondingly, the inner wall surfaces of the outer cover corresponding to the two ends of the second darkroom door are provided with light blocking grooves, and the two ends of the second darkroom door are outwards continuously extended and embedded in the light blocking grooves so as to prevent light leakage from the two ends of the second darkroom mechanism. Meanwhile, the second baffle plate can be also arranged to be of a double-layer structure with a certain gap, the second darkroom door is arranged in the gap, and meanwhile, the top of the second baffle plate is closed, so that light leakage from the top is prevented.

In the preferred embodiment, the rotating shaft of the rotating disc 3 protrudes from the upper surface of the rotating disc 3, and an inner cover 10 is covered on the rotating shaft, so that the first detection station and the third detection station are separated by the inner cover 10, and three detection stations with independent detection spaces are formed in the outer cover 3 and are not mutually influenced.

Of course, in other cases, a lifting door may be disposed between the first detection station and the third detection station, where the lifting door may be driven by the third lifting component to perform lifting movement, so as to separate the first detection station and the third detection station. If the first detection station and the third detection station need to be further sealed, a third baffle plate can be arranged corresponding to the lifting door, the third baffle plate can be arranged as a single layer or a double layer, and the side edge of the third baffle plate can be fixedly connected with the first baffle plate and/or the second baffle plate so as to prevent light leakage from the two sides of the third baffle plate.

In actual operation, the initial position of the darkroom door is arranged in the gap of the baffle plate; during detection, after the display screen is rotated to the detection station 6 by the turntable 3, the darkroom door is driven by the lifting assembly to descend to be in contact with the surface of the turntable 3 so as to seal the detection space.

It will be appreciated that the height of the darkroom door is greater than the height of the rotation region so as to contact the surface of the turntable 3 at the lower end of the darkroom door, and the upper end thereof is still in the baffle gap so as to prevent light leakage by the cooperation of the upper end of the darkroom door and the baffle gap.

Preferably, in order to ensure tightness of the darkroom door to the detection station 6 after the darkroom door descends, a groove 13 is formed on the turntable 3 corresponding to the darkroom door, and after the darkroom door descends, the bottom end of the darkroom door is embedded in the groove 13, and meanwhile, the height of the darkroom door is set to be greater than the distance between the bottom of the groove 13 and the bottom of the baffle plate, so that light leakage is prevented. It is further preferred that an anti-collision member, further preferred anti-collision foam, is also provided in the recess 13 or at the bottom of the darkroom door to prevent collision between the darkroom door and the turntable 3.

Preferably, in order to improve the tightness between the inspection stations 6, a fixing plate 18 is further provided above the rotation area in the preferred embodiment, and openings are provided on the fixing plate 18 corresponding to the darkroom door and the inspection stations 6 to separate the rotation area from the area above it by the fixing plate 18.

Further, in the preferred embodiment, a turnover mechanism 7 is arranged on the turntable 3 corresponding to at least one jig 4, and the jig 4 is arranged on the turnover mechanism 7 to bear a display screen to be detected, and the display screen can be turned to different angles through the turnover mechanism 7 according to detection requirements, so that multi-angle and omnibearing detection of the display screen is realized, and the detection precision is improved.

As shown in fig. 4, the turnover mechanism 7 in the preferred embodiment comprises a power assembly 14, a support assembly 15 and a support frame 16, wherein the support assembly 15 is fixedly arranged on the turntable 3 and comprises a bearing, and one end of the support frame 16 is embedded in the bearing so as to realize the rotary connection between the support assembly 15 and one side of the support frame 16; correspondingly, the power assembly 14 is fixedly arranged on the turntable 3 and is connected with the other end of the supporting frame 16 so as to drive the supporting frame 16 to turn over relative to the supporting assembly 15. In actual operation, the overturning of the supporting frame 16 can be controlled by a corresponding program, the overturning angle range is +/-60 degrees, and the precision can reach 0.01 degrees.

Preferably, a moving assembly and a carrying table are further arranged on the turnover mechanism 7, and the jig 4 is fixed on the carrying table. The carrying platform is connected with the supporting frame 16 through the moving assembly, and can move along the X-axis and/or Y-axis direction along the supporting frame 16 under the drive of the moving assembly, so as to adjust the position of the jig 4, and further adjust the position of the display screen. It will be appreciated that the moving assembly and the carrier are flipped with the flipping mechanism 7.

Further, in the preferred embodiment, a detection device is arranged in the detection station 6, and the detection device corresponding to at least one detection station comprises a camera 2 and an adjustment platform 17, and the camera 2 is fixed on the adjustment platform 17; the adjusting platform 17 may be a six-degree-of-freedom manual adjusting platform or an X/Y/θ manual adjusting platform to adjust the detection position, angle, etc. of the camera 2, and the compatible height of the camera 2 is 700 mm-900 mm. In practice, the same or different adjustment platforms 17 can be selected at different stations of the same apparatus to accommodate the installation of different cameras 2.

The following briefly describes the use process of the turntable type AOI automatic detection device:

firstly, a display screen to be detected is placed on a jig 4 of a rotary table 3 through a loading and unloading station 5, then the rotary table 3 is rotated to rotate the display screen to be detected to a detection station 6, a first darkroom door 8 and a second darkroom door automatically descend, the loading and unloading station 5 and each detection station 6 are separated, and each detection station 6 is in a zero visible light environment; in the detection station 6, detecting the display screen through a corresponding detection device in the detection station 6, and adjusting the detection position and the detection angle of the display screen in real time through a turnover mechanism according to detection requirements; after the detection is finished, the first darkroom door 8 rises into the first baffle 9, the second darkroom rises into the second baffle, the rotary table 3 is rotated, the display screen is rotated to the next detection station 6 to continue the detection until all detection items in the detection equipment are finished; and then, rotating the rotary table 3 to the upper and lower material stations 5 to carry out material discharging on the display screen.

The AOI automatic detection equipment has the advantages of exquisite structural design and simple operation, can divide a detection area into a plurality of independent areas in the same equipment, realizes simultaneous detection of a plurality of functions, ensures the tightness of each area, provides zero visible light environment for each area, improves the detection precision of the detection equipment, and has good application prospect.

It will be readily appreciated by those skilled in the art that the foregoing description is merely a preferred embodiment of the utility model and is not intended to limit the utility model, but any modifications, equivalents, improvements or alternatives falling within the spirit and principles of the utility model are intended to be included within the scope of the utility model.

Claims

1. An AOI automatic detection device comprises an outer cover, a loading and unloading station and at least one detection station, wherein the loading and unloading station and the at least one detection station are arranged in the outer cover, and the AOI automatic detection device is characterized by further comprising a first darkroom mechanism;

2. The AOI automatic detection device according to claim 1, wherein a U-shaped groove is further provided at both ends of the housing corresponding to the first darkroom door, and a side edge of the first darkroom door is embedded in the U-shaped groove and is movable up and down in the U-shaped groove.

3. The AOI automatic detection device according to claim 1, wherein the first baffle includes a portion of the enclosure sidewall.

4. The AOI automatic detection device according to claim 1, wherein a turntable is provided in the housing, the turntable is rotatable horizontally along a rotation axis of a center portion thereof, and the first shutter is provided above a rotation area; the detection stations are sequentially arranged along the circumferential direction of the turntable, and a second darkroom mechanism is arranged at least one detection station and separates the corresponding detection station from other detection stations.

5. The automatic AOI inspection device according to claim 4, wherein a first inspection station, a second inspection station, and a third inspection station are sequentially disposed in the outer cover, wherein the first inspection station and the third inspection station are disposed adjacent to the loading and unloading station, the second inspection station is disposed opposite to the loading and unloading station, and a second darkroom mechanism is disposed at the second inspection station;

6. The AOI automatic detection device according to claim 5, wherein both ends of the second baffle plate extend continuously outward to the inner wall surface of the housing;

and/or

7. The AOI automatic detection device according to claim 5, wherein the second shutter is a double-layer structure having a certain gap, and the second darkroom door is disposed in the second shutter gap;

and/or

8. The AOI automatic detection device according to claim 5, wherein an inner cover is fixedly provided in a middle portion of the turntable, the inner cover separating the first detection station and the third detection station;

or alternatively

9. The AOI automatic detection device according to claim 5, wherein a groove is provided on the turntable, and the bottom end of the first darkroom door and/or the second darkroom door is/are embeddable in the groove.

10. The AOI automatic detection device according to any one of claims 3 to 9, wherein the first lifting assembly and/or the second lifting assembly is any one of a rail slider, a telescopic cylinder, and a sprocket lifting.