CN219266122U

CN219266122U - Test equipment

Info

Publication number: CN219266122U
Application number: CN202320050661.XU
Authority: CN
Inventors: 刘成; 丁二亮; 周华明
Original assignee: Tongwei Solar Hefei Co Ltd
Current assignee: Tongwei Solar Hefei Co Ltd
Priority date: 2023-01-09
Filing date: 2023-01-09
Publication date: 2023-06-27
Anticipated expiration: 2033-01-09

Abstract

The utility model relates to test equipment which comprises a conveying mechanism, a picking mechanism, a test mechanism and a turnover mechanism. The workpiece to be detected is conveyed to the lower part of the picking mechanism through the conveying mechanism, and the picking mechanism is positioned above the conveying mechanism, so that the workpiece to be detected on the conveying mechanism can be picked up through the picking mechanism. The turnover mechanism drives the pickup mechanism to rotate relative to the conveying mechanism, so that the pickup assembly faces the image acquisition piece positioned at the side of the conveying mechanism, and the workpiece to be detected faces the image acquisition piece. In the detection process, detection personnel can face the workpiece to be detected on the pickup assembly to carry out appearance detection, and meanwhile, the image acquisition part of the testing mechanism can analyze the invisible defects of the workpiece to be detected. Because the appearance detection of the workpiece to be detected and the invisible defect detection of the passing test mechanism can be performed simultaneously, the detection time can be effectively reduced, and the processing efficiency of the workpiece to be detected is further improved.

Description

Test equipment

Technical Field

The utility model relates to the technical field of testing, in particular to testing equipment.

Background

In the production and processing process of some workpieces, appearance and invisible defects of the workpieces often need to be detected, and further two detection procedures are often needed. For example, the photovoltaic module needs to enter the next process after being detected by the artificial appearance, and invisible defects such as hidden cracks, virtual soldering, broken grids and the like of the photovoltaic module are detected by the tester. However, the detection by the two processes increases the detection time, thereby affecting the production efficiency of the workpiece.

Disclosure of Invention

In view of the foregoing, it is desirable to provide a test apparatus that can reduce the test time and further achieve the purpose of improving the production efficiency.

The test equipment comprises a conveying mechanism, a picking mechanism, a test mechanism and a turnover mechanism, wherein the conveying mechanism is used for conveying a workpiece to be tested; the picking mechanism is arranged above the conveying mechanism and comprises a picking assembly, and the picking assembly is used for picking up a workpiece to be detected on the conveying mechanism; the testing mechanism comprises an image acquisition part, and the image acquisition part is positioned at the side of the conveying mechanism; the turnover mechanism is in transmission connection with the pickup mechanism, and is used for driving the pickup mechanism to rotate relative to the conveying mechanism so that the pickup assembly faces the image acquisition piece.

In one embodiment, the pickup assembly comprises an absorbing member, the pickup mechanism further comprises a mounting frame, the mounting frame is arranged above the conveying mechanism, the mounting frame faces one side of the conveying mechanism to form a pickup space, the absorbing member is arranged on one side of the mounting frame facing the conveying mechanism, and the mounting frame is in transmission connection with the turnover mechanism.

In one embodiment, the picking assembly further comprises a grabbing member, the grabbing member comprises two clamping jaws which are arranged at intervals, the grabbing member is arranged on the mounting frame, and a space between the two clamping jaws and located on one side of the mounting frame, facing the conveying mechanism, is formed into the picking space.

In one embodiment, the number of the grabbing pieces is at least two, the clamping jaws of all the grabbing pieces are arranged at intervals, and the picking space is defined between all the clamping jaws; the number of the adsorbing pieces is multiple, and the adsorbing pieces are arranged in the pick-up space at intervals.

In one embodiment, the mounting frame comprises a cross beam and at least two longitudinal beams, each longitudinal beam is arranged on the cross beam along the length direction of the cross beam at intervals, two clamping jaws of each grabbing piece are respectively arranged on two ends of one longitudinal beam and can move oppositely or reversely along the length direction of the longitudinal beam, and the cross beam is in transmission connection with the turnover mechanism.

In one embodiment, the test device further comprises a lifting mechanism, wherein the turnover mechanism is arranged on the lifting mechanism, and the lifting mechanism is used for driving the turnover mechanism to drive the pickup mechanism to move towards a direction approaching or separating from the conveying mechanism.

In one embodiment, the conveying mechanism comprises a conveying belt assembly and a guide assembly, the guide assembly is arranged in parallel with the conveying belt assembly, the guide assembly comprises a plurality of guide wheels, and the guide wheels are arranged in a manner of being aligned along the conveying direction of the conveying belt assembly.

In one embodiment, the number of the conveyer belt components is at least two, each conveyer belt component is arranged at intervals, the conveying directions of all the conveyer belt components are consistent, at least one guide component is arranged between every two adjacent conveyer belt components, and at least one guide component is arranged on the outer sides of two outermost conveyer belt components respectively.

In one embodiment, the test device is used for detecting the photovoltaic module, the test mechanism further comprises an electrification member, the pickup mechanism is provided with an electrification driving member, the electrification member is arranged on the electrification driving member, and the electrification driving member is used for driving the electrification member to move in a direction close to or far away from the pickup space.

In one embodiment, the image capturing element is an EL camera, and the testing mechanism further includes an EL image analyzer electrically connected to the image capturing element, and the EL image analyzer is configured to analyze the image captured by the image capturing element.

According to the testing equipment, when the testing equipment is used, the workpiece to be tested is conveyed to the lower part of the picking mechanism through the conveying mechanism, and the picking mechanism is located above the conveying mechanism, so that the workpiece to be tested on the conveying mechanism can be picked up through the picking mechanism. The turnover mechanism drives the pickup mechanism to rotate relative to the conveying mechanism, so that the pickup assembly faces the image acquisition piece positioned at the side of the conveying mechanism, and the workpiece to be detected faces the image acquisition piece. In the detection process, detection personnel can face the workpiece to be detected on the pickup assembly to carry out appearance detection, and meanwhile, the image acquisition part of the testing mechanism can analyze the invisible defects of the workpiece to be detected. Because the appearance detection of the workpiece to be detected and the invisible defect detection of the passing test mechanism can be performed simultaneously, the detection time can be effectively reduced, and the processing efficiency of the workpiece to be detected is further improved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model.

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

Moreover, the figures are not drawn to a 1:1 scale, and the relative sizes of various elements are merely exemplary in the figures, and are not necessarily drawn to true scale. In the drawings:

FIG. 1 is a schematic diagram of a test apparatus according to an embodiment;

FIG. 2 is a schematic illustration of the test apparatus of FIG. 1 with the housing omitted;

FIG. 3 is a schematic diagram of the test apparatus shown in FIG. 2 with the image capturing element omitted and an EL image analyzer;

fig. 4 is a side view of the test apparatus shown in fig. 3.

Reference numerals illustrate:

10. a testing device; 100. a conveying mechanism; 110. a conveyor belt assembly; 120. a guide assembly; 122. a guide wheel; 200. a pick-up mechanism; 210. pick up the space; 220. a mounting frame; 222. a cross beam; 224. a longitudinal beam; 230. an absorbing member; 240. a gripping member; 242. a clamping jaw; 300. a testing mechanism; 310. an image acquisition member; 320. a power-on piece; 330. powering on the driving piece; 340. a display; 400. a turnover mechanism; 500. a lifting mechanism; 510. lifting the guide rail; 520. a connecting piece; 600. a housing; 610. and (5) observing the mouth.

Detailed Description

In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model. The present utility model may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit of the utility model, whereby the utility model is not limited to the specific embodiments disclosed below.

Referring to fig. 1 and 2, a testing apparatus 10 according to an embodiment of the present utility model can realize the detection of a workpiece to be tested, and at least has high detection efficiency.

Referring to fig. 3 and fig. 4 together, specifically, the test apparatus 10 includes a conveying mechanism 100, a pick-up mechanism 200, a test mechanism 300, and a turnover mechanism 400, where the conveying mechanism 100 is used for conveying a workpiece to be tested; the pick-up mechanism 200 is disposed above the conveying mechanism 100, and the pick-up mechanism 200 includes a pick-up assembly for picking up the workpiece to be tested on the conveying mechanism 100. The testing mechanism 300 comprises an image acquisition member 310, the image acquisition member 310 being located laterally of the conveying mechanism 100; the tilting mechanism 400 is in driving connection with the picking mechanism 200, and the tilting mechanism 400 is used for driving the picking mechanism 200 to rotate relative to the conveying mechanism 100 so as to enable the picking assembly to face the image acquisition member 310.

When in use, a workpiece to be detected is conveyed to the lower part of the pickup mechanism 200 through the conveying mechanism 100, and the pickup mechanism 200 is positioned above the conveying mechanism 100, so that the workpiece to be detected on the conveying mechanism 100 can be picked up through the pickup mechanism 200. The turning mechanism 400 drives the pick-up mechanism 200 to rotate relative to the conveying mechanism 100, so that the pick-up assembly faces the image acquisition member 310 located at the side of the conveying mechanism 100, and the workpiece to be measured faces the image acquisition member 310. During the inspection process, an inspection person can face the workpiece to be inspected on the pickup assembly to perform appearance inspection, and at the same time, the image acquisition member 310 of the testing mechanism 300 can analyze the invisible defects of the workpiece to be inspected. Because the appearance detection of the workpiece to be detected and the invisible defect detection of the passing test mechanism 300 can be performed simultaneously, the detection time can be effectively reduced, and the processing efficiency of the workpiece to be detected can be further improved.

Referring to fig. 3 and 4, in one embodiment, the conveying mechanism 100 includes a conveying belt assembly 110, and conveying of the workpiece to be measured is implemented along a conveying direction of the conveying belt assembly 110. Specifically, the conveyor belt assembly 110 includes a conveyor belt and a conveying driving member, and the conveying driving member drives the conveyor belt to move, so that a workpiece to be measured can be disposed on the conveyor belt.

In other embodiments, the conveyor belt assembly 110 may be a conveyor chain structure, a roller conveying structure, or other components capable of conveying a workpiece to be tested.

In one embodiment, the number of the conveyor belt assemblies 110 is at least two, each conveyor belt assembly 110 is disposed at intervals, and the conveying directions of all the conveyor belt assemblies 110 are consistent. By providing at least two conveyor belt assemblies 110, the workpiece to be tested can be supported at the same time, and the conveying stability of the workpiece to be tested is improved. In other embodiments, the conveyor belt assembly 110 may also be one.

In an embodiment, the conveying mechanism 100 further includes a limiting component (not shown) disposed on the conveying belt component 110, for limiting a position of the workpiece to be tested on the conveying belt component 110, so that the workpiece to be tested can be located on the pick-up mechanism 200, and the pick-up mechanism 200 is convenient to grasp. Specifically, the limiting assembly comprises a position sensing piece, and the position sensing piece is used for sensing the position of the workpiece to be detected. When the workpiece to be detected is sensed to be in place, the position sensing piece controls the conveying driving piece to stop driving the driving belt. In other embodiments, the limiting component may be a blocking structure, where the blocking structure blocks the conveying direction of the workpiece to be tested, and after the workpiece to be tested is in place, the blocking structure can block the workpiece to be tested at a position corresponding to the pick-up mechanism 200.

In one embodiment, the conveying mechanism 100 further includes a guide assembly 120, where the guide assembly 120 is disposed in parallel with the conveying belt assembly 110, and the guide assembly 120 includes a plurality of guide wheels 122, and the plurality of guide wheels 122 are arranged along the conveying direction of the conveying belt assembly 110. Wherein the plurality of guide wheels 122 cooperate with the conveyor belt assembly 110 to form a conveying support surface for supporting a workpiece to be measured. In the process of conveying the workpiece to be detected, the workpiece to be detected is arranged on the conveying supporting surface, so that the conveying belt assembly 110 and the guide wheels 122 support the workpiece to be detected together, and the stability of supporting the workpiece to be detected can be effectively improved. During the movement of the workpiece to be measured, the guide wheel 122 rotates relatively, and a certain guiding effect can be provided for the movement of the workpiece to be measured.

In one embodiment, at least one guide assembly 120 is disposed between each adjacent two of the conveyor belt assemblies 110. By arranging the guide assembly 120 between two adjacent conveyor belt assemblies 110, the uniformity of the supporting stress of the workpiece to be detected can be ensured, and the reliability of the supporting of the workpiece to be detected can be improved.

In one embodiment, at least one guiding assembly 120 is disposed on the outer sides of the two outermost conveyor assemblies 110. By providing the guide members 120 at the outermost sides as well, the reliability of the support of the workpiece to be measured can be further improved.

Referring to fig. 3 and 4, in one embodiment, a pickup space 210 is formed on a side of the pickup mechanism 200 facing the conveying mechanism 100, and the pickup assembly is used for picking up the workpiece to be tested on the conveying mechanism 100 in the pickup space 210; the flipping mechanism 400 is used to drive the pickup mechanism 200 to rotate relative to the conveying mechanism 100 so that the pickup space 210 faces the image capturing member 310.

In one embodiment, the pick-up assembly includes an absorbing member 230, the pick-up mechanism 200 further includes a mounting frame 220, the mounting frame 220 is disposed above the conveying mechanism 100, the side of the mounting frame 220 facing the conveying mechanism 100 forms a pick-up space 210, the absorbing member 230 is disposed on the side of the mounting frame 220 facing the conveying mechanism 100, and the mounting frame 220 is in driving connection with the turnover mechanism 400. During the gripping process, the adsorbing member 230 adsorbs onto the workpiece to be tested, so that the workpiece to be tested is located in the pick-up space 210 at one side of the mounting frame 220.

In this embodiment, the number of the adsorbing members 230 is plural, and the plurality of adsorbing members 230 are arranged at intervals. The plurality of suction members 230 can improve the reliability of gripping the workpiece to be measured.

In one embodiment, the pick-up assembly further includes a gripping member 240, where the gripping member 240 includes two opposing and spaced-apart holding jaws 242, and the space between the two holding jaws 242 and on the side of the mounting frame 220 facing the conveying mechanism 100 is formed as the pick-up space 210. By providing the gripping member 240 including two gripping claws 242, gripping of the workpiece to be measured can be achieved, and the reliability of gripping the workpiece to be measured to the pick-up space 210 can be further improved.

Specifically, the gripping member 240 further includes a gripping driving member disposed on the mounting frame 220, where the gripping driving member is controlled to drive the two gripping jaws 242 to move relatively or oppositely, so as to achieve gripping of the workpiece to be measured.

In one embodiment, the number of the gripping members 240 is at least two, the gripping jaws 242 of all the gripping members 240 are spaced apart, and the pickup space 210 is defined between all the gripping jaws 242. By arranging at least two grabbing pieces 240 to simultaneously clamp at different positions of the workpiece to be detected, the reliability of grabbing the workpiece to be detected can be further ensured. Specifically, the number of the adsorbing members 230 is plural, and the plurality of adsorbing members 230 are disposed in the pick-up space 210 at intervals. The reliability of the suction of the workpiece to be measured can be further improved by providing a plurality of suction members 230.

In other embodiments, the pickup assembly may include only the absorbent member 230, or only the gripping member 240.

In one embodiment, the mounting frame 220 includes a cross beam 222 and at least two longitudinal beams 224, each longitudinal beam 224 is disposed on the cross beam 222 along the length direction of the cross beam 222 at intervals, two clamping jaws 242 of each gripping member 240 are respectively disposed on two ends of one longitudinal beam 224 and can move relatively or oppositely along the length direction of the longitudinal beam 224, and the cross beam 222 is in driving connection with the turning mechanism 400. The arrangement of the longitudinal beam 224 facilitates the mounting of the two clamping jaws 242 of the gripping element 240, and thus the relative or opposite clamping movement of the two clamping jaws 242 of the gripping element 240. While each of the stringers 224 is connected by a cross beam 222 to facilitate synchronized inversion of each of the stringers 224 by the inversion mechanism 400.

In other embodiments, the mounting frame 220 may be a plate-like structure, or the mounting frame 220 may be other types of rack structures, so long as the mounting of the clamping jaw 242 and the absorbing member 230 is facilitated.

In one embodiment, the flipping mechanism 400 includes a flipping cylinder, through which the mounting frame 220 is driven to rotate. In other embodiments, the turning mechanism 400 may be a motor driving structure, and the motor is directly or through a transmission structure connected to the mounting frame 220 to drive the mounting frame 220 to rotate.

Referring to fig. 2 to 4, in an embodiment, the test apparatus 10 further includes a lifting mechanism 500, the flipping mechanism 400 is disposed on the lifting mechanism 500, and the lifting mechanism 500 is used to drive the flipping mechanism 400 to drive the pick-up mechanism 200 to move in a direction approaching or moving away from the conveying mechanism 100. In use, when a workpiece to be measured moves below the pick-up mechanism 200, the lifting mechanism 500 drives the pick-up mechanism 200 to move in a direction toward the conveying mechanism 100 to grasp the workpiece to be measured on the conveying mechanism 100. Then, the lifting mechanism 500 drives the pickup mechanism 200 to move away from the conveying mechanism 100, so as to provide a rotation space for the rotation of the pickup mechanism 200, and the turnover mechanism 400 drives the pickup mechanism 200 to rotate, so that the workpiece to be tested faces the image acquisition member 310, and the observation of the inspector and the shooting of the image acquisition member 310 are facilitated.

Specifically, the lifting mechanism 500 includes a lifting rail 510, a lifting driving member and a connecting member 520, wherein the turning mechanism 400 is slidably disposed on the lifting rail 510 through the connecting member 520, and the lifting driving member can drive the connecting member 520 to move on the lifting rail 510. In one embodiment, the lift drive may be a pneumatic cylinder that pushes the link 520 on the lift rail 510. In other embodiments, the lifting driving member may be a motor, which is connected to the connecting member 520 through a transmission member, and moves through the motor driving member 520.

In other embodiments, the lifting mechanism 500 may also be a cylinder structure capable of pushing the turnover mechanism 400 to move, and the cylinder is used to directly push the turnover mechanism 400 to drive the pickup mechanism 200 to lift and move.

Referring to fig. 1 and fig. 2, in an embodiment, the testing mechanism 300 further includes a power-on element 320, the pick-up mechanism 200 is provided with a power-on driving element 330, the power-on element 320 is disposed on the power-on driving element 330, and the power-on driving element 330 is configured to drive the power-on element 320 to move in a direction approaching or separating from the pick-up space 210. In particular, the test apparatus 10 is used to detect photovoltaic modules. Specifically, the power-up member 320 is a power-up probe.

When the picking mechanism 200 is used, after grabbing the photovoltaic module to be tested, the power-on driving part 330 drives the power-on part 320 to move towards the direction of the photovoltaic module to be tested and contact the photovoltaic module to be tested, so that the photovoltaic module to be tested is electrified, and further the image acquisition part 310 is convenient for acquiring images of the photovoltaic module in the electrified state, and the invisible defect of the photovoltaic module is detected.

In this embodiment, the power-on driver 330 is disposed on the mounting frame 220. Specifically, the power-on driving member 330 is an air cylinder, and the power-on member 320 is pushed to move telescopically by the air cylinder. In other embodiments, the power-on driving member 330 may be a linear motor or a rotary motor, and the rotary motor is connected to the power-on member 320 through a transmission structure, so long as the movement of the power-on member 320 can be achieved.

In one embodiment, the image capturing element 310 is an EL camera, and the testing mechanism 300 further includes an EL image analyzer electrically connected to the image capturing element 310, where the EL image analyzer is configured to analyze the image captured by the image capturing element 310. When the power-on piece 320 is used for powering on the photovoltaic module to be tested, the EL camera is used for photographing the electrified photovoltaic module, and the collected image information of the photovoltaic module is transmitted to the EL image analyzer, and the EL image analyzer analyzes the image information to judge the defects of the photovoltaic module.

Specifically, the testing mechanism 300 further includes a display 340, where the display 340 is configured to display an analysis result of the EL image analyzer, so as to facilitate observation by a person under test.

In other embodiments, the test apparatus 10 of any of the above embodiments may be used on other workpieces requiring visual inspection and invisible defect inspection.

Referring to fig. 1 and 2, in an embodiment, the testing apparatus 10 further includes a housing 600, an observation opening 610 is formed on one side of the housing 600, and the conveying mechanism 100, the picking mechanism 200 and the turning mechanism 400 are disposed in the housing 600, and the image capturing element 310 of the testing mechanism 300 is disposed outside the housing 600 and faces the observation opening 610. The conveying mechanism 100, the pickup mechanism 200 and the turning mechanism 400 can be protected by the housing 600, and the reliability of the turning mechanism 400 for driving the pickup mechanism 200 to rotate is ensured. In other embodiments, the enclosure 600 may also be omitted.

The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.

The above examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

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.

It will be understood that when an element is referred to as being "fixed" or "disposed" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.

Claims

1. A test device (10), characterized in that the test device (10) comprises:

the conveying mechanism (100) is used for conveying the workpiece to be detected;

the picking mechanism (200) is arranged above the conveying mechanism (100), and the picking mechanism (200) comprises a picking assembly which is used for picking up a workpiece to be detected on the conveying mechanism (100);

-a testing mechanism (300), the testing mechanism (300) comprising an image acquisition member (310), the image acquisition member (310) being located laterally of the conveying mechanism (100); and

The turnover mechanism (400) is in transmission connection with the pickup mechanism (200), and the turnover mechanism (400) is used for driving the pickup mechanism (200) to rotate relative to the conveying mechanism (100) so as to enable the pickup assembly to face the image acquisition piece (310).

2. The test apparatus (10) of claim 1, wherein the pick-up assembly comprises an adsorption element (230), the pick-up mechanism (200) further comprises a mounting frame (220), the mounting frame (220) is disposed above the conveying mechanism (100), a pick-up space (210) is formed by a side of the mounting frame (220) facing the conveying mechanism (100), the adsorption element (230) is disposed on a side of the mounting frame (220) facing the conveying mechanism (100), and the mounting frame (220) is in transmission connection with the turning mechanism (400).

3. The test apparatus (10) of claim 2, wherein the pick-up assembly further comprises a gripping member (240), the gripping member (240) comprising two opposing spaced apart gripping jaws (242), the gripping member (240) being disposed on the mounting frame (220), a space between the two gripping jaws (242) and on a side of the mounting frame (220) facing the transport mechanism (100) being formed as the pick-up space (210).

4. A test device (10) according to claim 3, characterized in that the number of gripping elements (240) is at least two, the gripping jaws (242) of all gripping elements (240) being arranged at intervals, all gripping jaws (242) enclosing the pick-up space (210) between them; the number of the adsorption pieces (230) is multiple, and the adsorption pieces (230) are arranged in the pick-up space (210) at intervals.

5. The test apparatus (10) of claim 4, wherein the mounting frame (220) comprises a cross beam (222) and at least two longitudinal beams (224), each longitudinal beam (224) is arranged on the cross beam (222) at intervals along the length direction of the cross beam (222), and two clamping jaws (242) of each clamping member (240) are respectively arranged on two ends of one longitudinal beam (224) and can move relatively or oppositely along the length direction of the longitudinal beam (224), and the cross beam (222) is in transmission connection with the turnover mechanism (400).

6. The test apparatus (10) according to any one of claims 1-5, wherein the test apparatus (10) further comprises a lifting mechanism (500), the turning mechanism (400) is disposed on the lifting mechanism (500), and the lifting mechanism (500) is used for driving the turning mechanism (400) to drive the pick-up mechanism (200) to move towards or away from the conveying mechanism (100).

7. The test apparatus (10) of any one of claims 1-5, wherein the conveyor mechanism (100) comprises a conveyor belt assembly (110) and a guide assembly (120), the guide assembly (120) being juxtaposed with the conveyor belt assembly (110), the guide assembly (120) comprising a plurality of guide wheels (122), the plurality of guide wheels (122) being arranged in a conveying direction of the conveyor belt assembly (110).

8. The test apparatus (10) of claim 7, wherein the number of said conveyor belt assemblies (110) is at least two, each of said conveyor belt assemblies (110) is disposed at intervals, and the conveying directions of all of said conveyor belt assemblies (110) are identical, at least one of said guide assemblies (120) is disposed between each two adjacent conveyor belt assemblies (110), and at least one of said guide assemblies (120) is disposed on the outer sides of each of said two outermost conveyor belt assemblies (110).

9. The test device (10) according to any one of claims 2-5, wherein the test device (10) is configured to detect a photovoltaic module, the test mechanism (300) further comprises an electrical component (320), an electrical component (330) is disposed on the pick-up mechanism (200), the electrical component (320) is disposed on the electrical component (330), and the electrical component (330) is configured to drive the electrical component (320) to move in a direction approaching or separating from the pick-up space (210).

10. The test apparatus (10) of claim 9, wherein the image capturing element (310) is an EL camera, and the test mechanism (300) further comprises an EL image analyzer electrically connected to the image capturing element (310) for analyzing the image captured by the image capturing element (310).