Automatic detection device for surface quality of photovoltaic cell panel

Abstract

The invention discloses a photovoltaic cell panel surface quality automatic detection device, and relates to the field of cell panel detection, the photovoltaic cell panel surface quality automatic detection device comprises a detection workbench, a conveying belt and a detection mechanism, the detection workbench comprises a middle workbench and side workbenches, the side workbenches are arranged on the two sides of the middle workbench at intervals, and the side workbenches are arranged on the conveying belt; conveying spaces are formed between the side workbenches and the middle workbench, the number of the conveying belts is two, the two conveying belts are arranged in the two conveying spaces respectively, the conveying belts have the freedom degree of moving in the height direction of the detection workbench, the detection mechanism comprises a base, a rotating column and a detection cross beam, the base is arranged on one side of the detection workbench, and the rotating column is arranged on the base. The rotating column is vertically arranged and rotationally connected with the base, the detection cross beam is slidably arranged on the rotating column and moves in the height direction of the rotating column, the detection box is installed at the bottom of the detection cross beam, the industrial camera is installed in the detection box, and the LED lamp is obliquely installed on the side wall of the detection box, so that the industrial camera is clear in imaging, and the detection accuracy is improved.

Description

Technical Field

[0001] The invention relates to the technical field of battery panel detection, and in particular to an automatic detection device for the surface quality of a photovoltaic battery panel. Background Art

[0002] Since the current generated by the photovoltaic panels in the photovoltaic module is mainly collected and exported through mutually perpendicular grid lines, when hidden cracks occur and cause the thin grid lines to break, the current on the photovoltaic panel will not be effectively transmitted to the main grid lines, resulting in partial or even entire failure of the panel, causing power attenuation of the photovoltaic module. Therefore, in the production process of photovoltaic panel assemblies, each photovoltaic panel needs to be inspected for surface quality to detect whether there are cracks, scratches and other problems on the surface of the panel, so as to facilitate the removal of defective panels and connect good panels in series to form photovoltaic modules. With the rapid development of machine vision, the surface quality inspection of panels is currently basically carried out by machine vision imaging; in actual production, it is found that the following problems exist in the current inspection process:

[0003] 1. The machine vision imaging process is affected by external light, and the light intensity on the solar panel is uneven, resulting in blurred imaging and easy misjudgment;

[0004] Second, currently only single-side inspection can be performed, and the battery panel needs to be manually flipped over to inspect the second side, which has high labor intensity and low efficiency. Summary of the invention

[0005] The purpose of the present invention is to overcome the deficiencies of the prior art and to provide a device for automatically detecting the surface quality of a photovoltaic cell panel to solve the deficiencies of the prior art.

[0006] The objective of the present invention is achieved through the following technical solutions: an automatic detection device for the surface quality of a photovoltaic cell panel, comprising a detection workbench, a conveyor belt and a detection mechanism, the detection workbench comprising an intermediate workbench and a side workbench, the side workbench being arranged at intervals on both sides of the intermediate workbench, a conveying space being formed between the side workbench and the intermediate workbench, the conveyor belt being arranged in two groups, the two groups of the conveyor belts being arranged in the two conveying spaces respectively, the conveyor belt having the freedom to move along the height direction of the detection workbench, the detection mechanism comprising a base, a rotating column and a detection beam, the base being arranged at one side of the detection workbench, the rotating column being arranged vertically and rotatably connected to the base, the detection beam being slidably arranged on the rotating column, the detection beam moving along the height direction of the rotating column, a detection box being installed at the bottom of the detection beam, an industrial camera being installed in the detection box, and an LED lamp being obliquely installed on the side wall of the detection box;

[0007] The lifting column and the lower negative pressure component are respectively arranged on the lifting column and the lower negative pressure component of the lifting column and the lower negative pressure component of the lifting column.

[0008] Furthermore, a cavity is provided in the side workbench, an adjustment plate is provided in the cavity, an adjustment cylinder is installed in the cavity, the telescopic shaft of the adjusting cylinder is connected to the adjusting plate, the adjusting cylinder is telescopic along the height direction of the side workbench, a plurality of balls are rotatably provided on the top of the adjusting plate, the plurality of balls are arranged in a rectangular array, and a plurality of adjustment holes for the balls to pass through are opened on the top surface of the side workbench.

[0009] Furthermore, a longitudinal positioning block is fixed on the top of the middle workbench, and a transverse positioning block is arranged on the top surface of the side workbench. The transverse positioning block is arranged to avoid the adjustment hole, and one end of the transverse positioning block away from the middle workbench is connected to the telescopic shaft of the positioning cylinder. The positioning cylinder is arranged horizontally, and the cylinder body of the positioning cylinder is installed on the side workbench. The positioning cylinder is used to drive the transverse positioning block to move closer to the middle workbench.

[0010] Furthermore, a negative pressure cavity is arranged in the middle workbench, and a plurality of negative pressure holes are opened on the top of the middle workbench, and the negative pressure holes are connected to the negative pressure cavity.

[0011] Furthermore, the conveyor belt includes an installation side plate, a driving pulley and a driven pulley, the installation side plate passes between the side workbench and the middle workbench, the driving pulley and the driven pulley are both rotatably installed on the installation side plate, the driving pulley and the driven pulley are connected by belt transmission, the two groups of installation side plates of the conveyor belts are connected by a bottom plate, the bottom plates are provided at both ends of the bottom of the installation side plate, the bottom plate is connected to the telescopic shaft of the lifting cylinder, and the lifting cylinder is vertically installed.

[0012] Furthermore, the rotating seat is rotatably connected to the lifting column via a bearing, a gear is fixed on the rotating seat, a motor is installed on the lifting column, an output shaft of the motor is connected to a driving gear, and the driving gear meshes with the gear.

[0013] Furthermore, a driving cavity is provided in the rotating seat, one end of the flip shaft extends into the driving cavity and is connected to a flip gear, the flip gear is meshed with a rack, a pushing cylinder is installed on the side wall of the rotating seat, and the telescopic shaft of the pushing cylinder movably penetrates into the driving cavity and is connected to the rack.

[0014] Furthermore, an upper push cylinder is arranged above the upper mounting plate, a cylinder body of the upper push cylinder is mounted on the lifting column, and a telescopic shaft of the upper push cylinder is connected to the upper mounting plate.

[0015] Furthermore, a first motor is arranged in the mounting seat, and an output shaft of the first motor is connected to the rotating shaft through a coupling transmission, and a lifting cylinder is vertically installed on the top of the rotating shaft, and a telescopic shaft of the lifting cylinder is connected to the lifting column.

[0016] Furthermore, a second motor is arranged in the base, a main shaft is fixed at the bottom of the rotating column, the output shaft of the second motor is connected to the main shaft through a coupling, a vertical slide groove is opened on the side wall of the rotating column, a lead screw is rotatably arranged in the vertical slide groove, a lead screw slider is threadedly mounted on the lead screw, one end of the detection beam is fixedly connected to the lead screw slider, a lead screw motor is installed on the top of the rotating column, and the output shaft of the lead screw motor is connected to the lead screw through a coupling.

[0017] The beneficial effects of the present invention are:

[0018] 1. During testing, the test box moves down to contact the test workbench to cover the solar panel in the test box to prevent the influence of external light. At the same time, multiple LED lights are used to illuminate in multiple directions to make the light in the test box uniform, so that the industrial camera can image clearly and improve the accuracy of detection.

[0019] 2. After one side of the panel is inspected, the lower negative pressure suction cup adsorbs the panel, and the flip axis drives the lower negative pressure suction cup to rotate to flip the panel 180°. Then, the upper negative pressure suction cup moves close to the lower negative pressure suction cup to adsorb the panel. Then, the lower mounting plate deflects to avoid the upper negative pressure suction cup, so that the upper negative pressure suction cup can drive the panel to move close to the inspection workbench, so that the panel flipped 180° can be placed on the inspection workbench, and the flipping of the panel is completed, realizing the automatic double-sided inspection of the panel, reducing labor costs and labor intensity, and improving production efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1A schematic diagram of an automatic detection device for the surface quality of a photovoltaic panel according to the present invention Figure 1 ;

[0021] Figure 2 A schematic diagram of an automatic detection device for the surface quality of a photovoltaic panel according to the present invention Figure 2 ;

[0022] Figure 3 A schematic diagram of an automatic detection device for the surface quality of a photovoltaic panel according to the present invention Figure 3 ;

[0023] Figure 4 It is a schematic diagram of the internal structure of a detection box in an automatic detection device for the surface quality of a photovoltaic battery panel of the present invention;

[0024] Figure 5 It is a schematic diagram of the internal structure of a testing workbench in an automatic detection device for the surface quality of a photovoltaic battery panel of the present invention;

[0025] Figure 6 It is a schematic diagram of the installation of a turning shaft and a rotating seat in an automatic detection device for the surface quality of a photovoltaic panel of the present invention;

[0026] In the figure, 1-detection workbench, 2-conveyor belt, 3-middle workbench, 4-side workbench, 5-base, 6-rotating column, 7-detection beam, 8-detection box, 9-industrial camera, 10-LED light, 11-mounting seat, 12-rotating shaft, 13-lifting column, 14-upper mounting plate, 15-upper negative pressure suction cup, 16-rotating seat, 17-flipping axis, 18-lower mounting plate, 19-lower negative pressure suction cup, 20-adjustment plate, 21-adjustment cylinder, 22-ball, 23-adjustment hole , 24-longitudinal positioning block, 25-lateral positioning block, 26-positioning cylinder, 27-negative pressure hole, 28-mounting side plate, 29-driving pulley, 30-driven pulley, 31-belt, 32-bottom plate, 33-lifting cylinder, 34-gear, 35-motor, 36-driving gear, 37-flip gear, 38-rack, 39-pushing cylinder, 40-upper pushing cylinder, 41-lifting cylinder, 42-vertical slide, 43-screw, 44-screw slider, 45-screw motor. DETAILED DESCRIPTION

[0027] The technical solution of the present invention is further described in detail below in conjunction with the accompanying drawings, but the protection scope of the present invention is not limited to the following.

[0028] Embodiment 1

[0029] like Figures 1 to 6As shown, an automatic surface quality detection device for photovoltaic panels includes a detection workbench 1, a conveyor belt 2 and a detection mechanism. The detection workbench 1 includes an intermediate workbench 3 and a side workbench 4. The side workbench 4 is arranged at intervals on both sides of the intermediate workbench 3. A conveying space is formed between the side workbench 4 and the intermediate workbench 3. Two groups of conveyor belts 2 are arranged. The two groups of conveyor belts 2 are respectively arranged in two conveying spaces. The conveyor belt 2 has the freedom to move along the height direction of the detection workbench 1. The detection mechanism includes a base 5, a rotating column 6 and a detection beam 7. The base 5 is arranged on one side of the detection workbench 1. The rotating column 6 and the detection beam 7 The rotating column 6 is vertically arranged and rotatably connected to the base 5, the detection beam 7 is slidably arranged on the rotating column 6, and the detection beam 7 moves along the height direction of the rotating column 6. A detection box 8 is installed at the bottom of the detection beam 7, and an industrial camera 9 is installed in the detection box 8. The side wall of the detection box 8 is obliquely installed with an LED lamp 10. The battery panel to be detected is transported to the detection workbench 1 through two sets of conveyor belts 2. In order to ensure that the conveyor belts 2 can smoothly transport the battery panel to the detection workbench 1, the detection workbench 1 is set to a split structure, that is, a middle workbench 3 and two side workbench 4. During transportation, the two sets of conveyor belts 2 move to The conveyor belt 2 moves upward to make the conveying plane of the conveyor belt 2 higher than the detection plane of the detection workbench 1. The battery panel is placed on the conveyor belt 2 by a mechanical arm or other equipment. The battery panel is supported and conveyed forward by two sets of conveyor belts 2. When the battery panel is transported to the top of the detection workbench 1, the conveyor belt 2 moves downward to the bottom of the detection plane of the detection workbench 1, so that the battery panel remains on the detection workbench 1, so that the battery panel can be automatically transported and placed on the detection workbench 1. Then, the surface of the battery panel is inspected for quality by the detection mechanism. The detection crossbeam 7 moves downward to make the detection box 8 contact the detection workbench 1. The testing workbench 1 is used to cover the battery panel in the testing box to prevent the influence of external light. At the same time, multiple LED lights 10 are used to illuminate in multiple directions to make the lighting in the testing box 8 uniform, so that the industrial camera 9 can image clearly and improve the detection accuracy. When the battery panel detection is completed, the conveyor belt 2 is moved up again so that the battery panel is located on the conveyor belt 2. The conveyor belt 2 is used to transport the tested battery panel to the next workstation, and at the same time, the next battery panel to be tested is transported. A material unloading arm is set on one side of the conveyor belt 2 to automatically clamp the battery panel to different positions according to the detection results to complete the distinction between good and bad products. It should be noted that the LED light 10 cannot be directly irradiated on the battery panel to avoid strong light affecting the imaging effect.

[0030] Furthermore, a second motor is arranged in the base 5, a main shaft is fixed at the bottom of the rotating column 6, the output shaft of the second motor is connected to the main shaft through a coupling transmission, a vertical slide groove 42 is opened on the side wall of the rotating column 6, a lead screw 43 is rotatably arranged in the vertical slide groove 42, a lead screw slider 44 is threadedly mounted on the lead screw 43, one end of the detection beam 7 is fixedly connected to the lead screw slider 44, a lead screw motor 45 is installed on the top of the rotating column 6, the output shaft of the lead screw motor 45 is connected to the lead screw 43 through a coupling transmission, the lead screw motor 45 drives the lead screw 43 to rotate, so that the lead screw slider 44 slides and adapts to the vertical slide groove 42, so that the lead screw slider 44 moves linearly along the axial direction of the lead screw 43, so that the lead screw slider 44 drives the detection beam 7 to move downward, and the detection beam 7 drives the detection box 8 to move up and down to complete the detection of the battery panel.

[0031] Embodiment 2

[0032] On the basis of Example 1, Figures 1 to 3As shown, a flip mechanism is arranged on the other side of the detection workbench 1, and the flip mechanism includes a mounting seat 11, a rotating shaft 12, a lifting column 13, an upper negative pressure assembly and a lower negative pressure assembly. The rotating shaft 12 is arranged vertically, and the rotating shaft 12 is rotatably arranged on the top of the mounting seat 11, and the lifting column 13 is slidably arranged on the rotating shaft 12. The lifting column 13 moves along the axial direction of the rotating shaft 12. The upper negative pressure assembly and the lower negative pressure assembly are arranged on the lifting column 13 at intervals. The upper negative pressure assembly includes an upper mounting plate 14 and an upper negative pressure suction cup 15. The upper mounting plate 14 is slidably sleeved on the lifting column 13, and the bottom of the upper mounting plate 14 is arranged There is an upper negative pressure suction cup 15, and the lower negative pressure assembly includes a rotating seat 16, a flip shaft 17, a lower mounting plate 18 and a lower negative pressure suction cup 19. The rotating seat 16 is rotatably mounted on the lifting column 13, and the flip shaft 17 is rotatably mounted on one side of the rotating seat 16. The rotation axis of the flip shaft 17 is horizontally arranged, and the end of the flip shaft 17 away from the rotating seat 16 is fixedly connected to the lower mounting plate 18. The lower negative pressure suction cup 19 is mounted on the lower mounting plate 18. After the detection of one side of the battery panel is completed, the second motor drives the rotating column 6 to rotate through the main shaft, so that the rotating column 6 drives the detection beam 7 to deflect to one side of the detection workbench 1 Then, the rotating shaft 12 drives the entire flipping mechanism to deflect to the top of the detection workbench 1, so that the flipping mechanism is in working state to avoid interference between the flipping mechanism and the detection mechanism. Then, the lifting column 13 drives the lower negative pressure assembly to move close to the battery panel, so that the lower negative pressure suction cup 19 adsorbs the battery panel. Then, the lower negative pressure suction cup 19 is driven to rotate through the flip shaft 17 to flip the battery panel 180°, and then the upper negative pressure suction cup 15 moves close to the lower negative pressure suction cup 19 to adsorb the battery panel, the lower negative pressure suction cup 19 releases the battery panel, and the lower mounting plate 18 deflects to avoid the upper negative pressure suction cup 15. Then the lifting column 13 drives the upper negative pressure suction cup 15 to move close to the detection workbench 1 to place the battery panel flipped 180° on the detection workbench 1, completing the flipping of the battery panel and realizing the automatic double-sided detection of the battery panel, reducing labor costs and labor intensity, and improving production efficiency. At the same time, this flipping method can ensure that the detection position of the battery panel remains unchanged twice, and the detection effect is not affected; it is worth noting that both the upper negative pressure suction cup 15 and the lower negative pressure suction cup 19 are connected to the negative pressure pump by air pipes to adsorb the battery panel by negative pressure. This belongs to the prior art and will not be repeated.

[0033] Furthermore, the rotating seat 16 is rotatably connected to the lifting column 13 through a bearing, a gear 34 is fixed on the rotating seat 16, and a motor 35 is installed on the lifting column 13. The output shaft of the motor 35 is connected to a driving gear 36, and the driving gear 36 meshes with the gear 34. The motor 35 drives the rotating seat 16 to deflect through the meshing of the driving gear 36 and the gear 34. When the solar panel is flipped and lowered, the lower mounting plate 18 deflects to one side to avoid blocking the upper negative pressure suction cup 15 from lowering the flipped solar panel; a driving cavity is provided in the rotating seat 16, and one end of the flip shaft 17 extends into the driving cavity and is connected to a flip gear 37, and the flip gear 37 is meshed with a rack 38. A pushing cylinder 39 is installed on the side wall of the rotating seat 16, and the telescopic shaft of the pushing cylinder 39 movably penetrates into the driving cavity and is connected to the rack 38. The rack 38 is driven to move by the pushing cylinder 39, and the rack 38 drives the flip shaft 17 Deflection, set the stroke of the pushing cylinder 39, so that the flip shaft 17 drives the battery panel to flip 180°, and completes the flipping operation of the battery panel; an upper pushing cylinder 40 is arranged above the upper mounting plate 14, and the cylinder body of the upper pushing cylinder 40 is installed on the lifting column 13, and the telescopic shaft of the upper pushing cylinder 40 is connected to the upper mounting plate 14, and the lifting column 13 is driven downward by the telescopic movement of the upper pushing cylinder 40 to complete the adsorption and flipping operation of the battery panel; a first motor is arranged in the mounting seat 11, and the output shaft of the first motor is connected to the rotating shaft 12 through a coupling transmission, and a lifting cylinder 41 is vertically installed on the top of the rotating shaft 12, and the telescopic shaft of the lifting cylinder 41 is connected to the lifting column 13, and the first motor drives the lifting column 13 to rotate by driving the rotating shaft 12 to rotate. When the detection mechanism is working, the flipping mechanism runs to one side of the detection workbench 1 to avoid the detection mechanism and avoid interference.

[0034] Embodiment 3

[0035] Based on the second embodiment, Figures 1 to 5As shown, a cavity is provided in the side workbench 4, an adjustment plate 20 is provided in the cavity, an adjustment cylinder 21 is installed in the cavity, the telescopic shaft of the adjustment cylinder 21 is connected to the adjustment plate 20, the adjustment cylinder 21 is telescopic along the height direction of the side workbench 4, a plurality of balls 22 are rotatably provided on the top of the adjustment plate 20, the plurality of balls 22 are arranged in a rectangular array, a plurality of adjustment holes 23 for the balls 22 to pass through are provided on the top surface of the side workbench 4, a longitudinal positioning block 24 is fixed on the top of the middle workbench 3, a transverse positioning block 25 is provided on the top surface of the side workbench 4, the transverse positioning block 25 is arranged to avoid the adjustment hole 23, one end of the transverse positioning block 25 away from the middle workbench 3 is connected to the telescopic shaft of the positioning cylinder 26, the positioning cylinder 26 is arranged horizontally, and the cylinder body of the positioning cylinder 26 is installed on the side workbench 4, the positioning cylinder 26 is used to drive the transverse positioning block 25 to move close to the middle workbench 3, and the detection position of the solar panel is positioned by the cooperation of the transverse positioning block 25 and the longitudinal positioning block 24, so that the detection box 8 can accurately cover the solar panel for detection, avoiding In the event of crushing the battery panel, the specific adjustment process is as follows: the conveyor belt 2 conveys the battery panel. When the battery panel contacts the longitudinal positioning block 24, the conveyor belt 2 stops conveying. Then, the conveyor belt 2 moves downward to place the battery panel on the detection workbench 1. At this time, the adjusting cylinder 21 drives the adjusting plate 20 to move upward, so that the ball 22 passes through the adjusting hole 23. At this time, the top surface of the ball 22 is higher than the top surface of the middle workbench 3, and the battery panel is supported by the ball 22. Then, the lateral positioning blocks 25 on the two side workbenches 4 work synchronously, driving the lateral positioning blocks 25 to move close to the middle workbench 3, thereby pushing the battery panel to move, thereby completing the positioning of the battery panel. The ball 22 greatly reduces the friction generated when the battery panel moves, avoiding damage to the battery panel. After the position adjustment of the battery panel is completed, the adjusting cylinder 21 drives the adjusting plate 20 to move downward, so that the ball 22 returns to the cavity of the side workbench 4, so that the battery panel is supported by the detection workbench 1, thereby increasing the friction of the battery panel and avoiding displacement during the detection process.

[0036] Embodiment 4

[0037] Based on the third embodiment, Figure 1 As shown, a negative pressure cavity is provided in the middle workbench 3, and a plurality of negative pressure holes 27 are provided on the top of the middle workbench 3, the negative pressure holes 27 are connected to the negative pressure cavity, and the middle workbench 3 is connected to the negative pressure pump through an air pipe. When the position of the battery panel is adjusted and falls on the detection workbench 1, the middle workbench 3 absorbs the battery panel by means of negative pressure to avoid the battery panel from being offset.

[0038] Embodiment 5

[0039] Based on the fourth embodiment, Figure 1As shown, the conveyor belt 2 includes an installation side plate 28, a driving pulley 29 and a driven pulley 30. The installation side plate 28 passes between the side workbench 4 and the middle workbench 3. The driving pulley 29 and the driven pulley 30 are both rotatably installed on the installation side plate 28. The driving pulley 29 and the driven pulley 30 are connected by a belt 31. The installation side plates 28 of the two groups of conveyor belts 2 are connected by a bottom plate 32. Both ends of the bottom of the installation side plate 28 are provided with a bottom plate 32. The bottom plate 32 is connected to the telescopic shaft of the lifting cylinder 33. The lifting cylinder 33 is vertically installed. The driving pulley 29 is driven by a motor. This belongs to the prior art and will not be repeated. The lifting cylinder 33 drives the two groups of conveyor belts 2 to move synchronously to complete the transportation and lowering operations of the battery panel.

Claims

1. An automatic detection device for the surface quality of photovoltaic panels, It is characterized in that The invention comprises a detection workbench (1), a conveyor belt (2) and a detection mechanism, wherein the detection workbench (1) comprises an intermediate workbench (3) and a side workbench (4), the side workbench (4) is arranged at intervals on both sides of the intermediate workbench (3), a conveying space is formed between the side workbench (4) and the intermediate workbench (3), the conveyor belt (2) is arranged in two groups, the two groups of the conveyor belt (2) are arranged in the two conveying spaces respectively, the conveyor belt (2) has the freedom to move along the height direction of the detection workbench (1), and the detection mechanism comprises The invention comprises a base (5), a rotating column (6) and a detection beam (7), wherein the base (5) is arranged on one side of the detection workbench (1), the rotating column (6) is arranged vertically and rotatably connected to the base (5), the detection beam (7) is slidably arranged on the rotating column (6), the detection beam (7) moves along the height direction of the rotating column (6), a detection box (8) is installed at the bottom of the detection beam (7), an industrial camera (9) is installed in the detection box (8), and an LED lamp (10) is installed obliquely on the side wall of the detection box (8); A flip mechanism is arranged on the other side of the detection workbench (1), and the flip mechanism comprises a mounting seat (11), a rotating shaft (12), a lifting column (13), an upper negative pressure assembly and a lower negative pressure assembly, wherein the rotating shaft (12) is arranged vertically, and the rotating shaft (12) is rotatably arranged on the top of the mounting seat (11), the lifting column (13) is slidably arranged on the rotating shaft (12), and the lifting column (13) moves along the axial direction of the rotating shaft (12), the upper negative pressure assembly and the lower negative pressure assembly are arranged on the lifting column (13) at intervals, and the upper negative pressure assembly comprises an upper mounting plate (14) and an upper negative pressure suction cup (15), and the upper mounting plate (14) slides The upper negative pressure suction cup (15) is sleeved on the lifting column (13), and the bottom of the upper mounting plate (14) is provided with the upper negative pressure suction cup (15). The lower negative pressure assembly comprises a rotating seat (16), a flip shaft (17), a lower mounting plate (18) and a lower negative pressure suction cup (19). The rotating seat (16) is rotatably sleeved on the lifting column (13), and the flip shaft (17) is rotatably mounted on one side of the rotating seat (16). The rotation axis of the flip shaft (17) is horizontally arranged. One end of the flip shaft (17) away from the rotating seat (16) is fixedly connected to the lower mounting plate (18), and the lower negative pressure suction cup (19) is mounted on the lower mounting plate (18).

2. The automatic detection device for the surface quality of a photovoltaic panel according to claim 1, It is characterized in that A cavity is provided in the side workbench (4), an adjustment plate (20) is provided in the cavity, an adjustment cylinder (21) is installed in the cavity, a telescopic shaft of the adjustment cylinder (21) is connected to the adjustment plate (20), the adjustment cylinder (21) is telescopic along the height direction of the side workbench (4), a plurality of balls (22) are rotatably provided on the top of the adjustment plate (20), the plurality of balls (22) are arranged in a rectangular array, and a plurality of adjustment holes (23) for the balls (22) to pass through are opened on the top surface of the side workbench (4).

3. The automatic surface quality detection device for photovoltaic panels according to claim 2, It is characterized in that A longitudinal positioning block (24) is fixed on the top of the intermediate workbench (3), and a transverse positioning block (25) is arranged on the top surface of the side workbench (4). The transverse positioning block (25) is arranged to avoid the adjustment hole (23). One end of the transverse positioning block (25) away from the intermediate workbench (3) is connected to the telescopic shaft of a positioning cylinder (26). The positioning cylinder (26) is arranged horizontally. The cylinder body of the positioning cylinder (26) is installed on the side workbench (4). The positioning cylinder (26) is used to drive the transverse positioning block (25) to move close to the intermediate workbench (3).

4. The automatic surface quality detection device for photovoltaic panels according to claim 1, It is characterized in that A negative pressure chamber is arranged in the middle workbench (3), and a plurality of negative pressure holes (27) are opened on the top of the middle workbench (3), wherein the negative pressure holes (27) are connected to the negative pressure chamber.

5. The automatic surface quality detection device for photovoltaic panels according to claim 1, It is characterized in that The conveyor belt (2) comprises a mounting side plate (28), a driving pulley (29) and a driven pulley (30); the mounting side plate (28) passes between the side workbench (4) and the middle workbench (3); the driving pulley (29) and the driven pulley (30) are both rotatably mounted on the mounting side plate (28); the driving pulley (29) and the driven pulley (30) are connected by a belt (31); the mounting side plates (28) of the two groups of the conveyor belts (2) are connected by a bottom plate (32); the bottom plates (32) are provided at both ends of the bottom of the mounting side plate (28); the bottom plate (32) is connected to the telescopic shaft of a lifting cylinder (33); and the lifting cylinder (33) is vertically mounted.

6. The automatic surface quality detection device for photovoltaic panels according to claim 1, It is characterized in that The rotating seat (16) is rotatably connected to the lifting column (13) via a bearing, a gear (34) is fixed on the rotating seat (16), a motor (35) is installed on the lifting column (13), an output shaft of the motor (35) is connected to a driving gear (36), and the driving gear (36) meshes with the gear (34).

7. The automatic surface quality detection device for photovoltaic panels according to claim 1, It is characterized in that A driving chamber is provided in the rotating seat (16), one end of the flip shaft (17) extends into the driving chamber and is connected to a flip gear (37), the flip gear (37) is meshed with a rack (38), a pushing cylinder (39) is installed on the side wall of the rotating seat (16), and the telescopic shaft of the pushing cylinder (39) movably penetrates into the driving chamber and is connected to the rack (38).

8. The automatic surface quality detection device for photovoltaic panels according to claim 1, It is characterized in that An upper push cylinder (40) is arranged above the upper mounting plate (14); a cylinder body of the upper push cylinder (40) is mounted on the lifting column (13); and a telescopic shaft of the upper push cylinder (40) is connected to the upper mounting plate (14).

9. The automatic detection device for the surface quality of a photovoltaic panel according to claim 1, It is characterized in that A first motor is arranged in the mounting seat (11), and an output shaft of the first motor is connected to the rotating shaft (12) through a coupling. A lifting cylinder (41) is vertically installed on the top of the rotating shaft (12), and a telescopic shaft of the lifting cylinder (41) is connected to the lifting column (13).

10. The automatic surface quality detection device for photovoltaic panels according to claim 1, It is characterized in that A second motor is arranged in the base (5), a main shaft is fixed at the bottom of the rotating column (6), the output shaft of the second motor is connected to the main shaft through a coupling transmission, a vertical slide groove (42) is opened on the side wall of the rotating column (6), a lead screw (43) is rotatably arranged in the vertical slide groove (42), a lead screw slider (44) is threadedly mounted on the lead screw (43), one end of the detection beam (7) is fixedly connected to the lead screw slider (44), a lead screw motor (45) is installed on the top of the rotating column (6), and the output shaft of the lead screw motor (45) is connected to the lead screw (43) through a coupling transmission.

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