Junction box preparing and feeding device and working method

Abstract

The invention provides a junction box preparing and feeding device and a working method. The junction box preparing and feeding device comprises a first mechanical arm, wired junction box bins, a conveying belt device and wired junction box positioning seats are arranged on the two sides in the Y-axis direction of the first mechanical arm respectively, and a wireless junction box supply device is further arranged on the outer side of the conveying belt device; the junction box feeding device comprises two second manipulators, and the execution ends of the second manipulators are provided with junction box carrying assemblies; according to the structure, the first manipulator can neatly arrange the wired junction boxes on the conveying belt device, the first manipulator places the wired junction boxes on the conveying belt device on the wired junction box positioning seat, and the wireless junction box supply device can automatically and continuously convey the wireless junction boxes to the position where the second manipulator can grab the wireless junction boxes conveniently; according to the scheme, the two second manipulators can be started at the same time, the multiple wired junction boxes or the multiple wireless junction boxes can be grabbed and placed on the photovoltaic panel at the same time, and therefore the machining efficiency is high.

Description

Technical Field

[0001] The invention relates to the technical field of solar photovoltaic equipment, and in particular to a junction box preparation and feeding device and a working method. Background Art

[0002] When producing solar photovoltaic panels, after the silicon wafer array is arranged on the glass plate, multiple arrayed silicon wafers need to be connected through bus bars, and then the junction box needs to be fixed on the photovoltaic panel. At the same time, the lead end of the bus bar needs to be reliably connected to the junction box in order to achieve electrical connection with the control equipment, etc.

[0003] For large photovoltaic panels, the junction box structures connecting the bus bars on the same solar panel are different. The junction box in the middle is a wireless junction box, while the junction boxes at both ends are wired junction boxes.

[0004] In the patent document with application publication number CN115173176A, an automatic junction box installation machine is disclosed, including a conveying part and an operating part, wherein: the conveying path of the conveying part is provided with a positioning station, a lead shaping station, a junction box installation station and a welding station, the conveying part conveys the battery string assembly step by step, and conveys a junction box installation position from the current operation station to the next operation station each time; the operating part includes a positioning mechanism, a lead shaping mechanism, a junction box installation mechanism and a welding mechanism, wherein: the positioning mechanism is located above the positioning station, and is used to position the junction box installation position; the lead shaping mechanism is located above the lead shaping station, and is used to tear off the tape on the junction box installation position and shape the lead; the junction box installation mechanism is located above the junction box installation position, and is used to install the junction box on the junction box installation position; the welding mechanism is located above the welding station, and is used to perform welding on the junction box installation position. This realizes the automatic installation of the junction box and improves the installation efficiency of the junction box.

[0005] However, this solution is for a structure in which the first junction box installation position, the second junction box installation position and the third junction box installation position are arranged along the conveying direction. Therefore, at each workstation, only one junction box can be processed at a time, and the efficiency is still low. In addition, the solution cannot process wireless junction boxes and wired junction boxes at the same time. Summary of the invention

[0006] The invention aims to solve the technical problems that the automatic installation machine for junction boxes in the prior art has low working efficiency and cannot process junction boxes with and without junction boxes at the same time.

[0007] In order to solve the problems existing in the prior art, the present invention provides a junction box preparation and loading device, including a junction box preparation device and a junction box loading device; the junction box preparation device includes a first manipulator, a wired junction box warehouse is respectively provided on both sides along the Y-axis direction of the first manipulator, a conveyor belt device is provided on one side of the wired junction box warehouse along the travel direction of the photovoltaic panel, a wired junction box positioning seat is provided at the output end of the conveyor belt device, and a wireless junction box supply device is also provided on the outer side of the conveyor belt device; the junction box loading device includes two second manipulators arranged opposite to each other, and a junction box handling assembly is provided at the execution end of the second manipulator; the first manipulator neatly arranges the wired junction boxes in the wired junction box on the conveyor belt device, and the first manipulator also places the wired junction boxes on the conveyor belt device on the wired junction box positioning seat; the second manipulator places the wired junction box on the wired junction box positioning seat and / or the wireless junction box on the wireless junction box supply device on the solar panel, so that the lead end of the bus bar penetrates into the junction box.

[0008] In the above structure, the first manipulator can arrange the wired junction boxes in the wired junction box warehouse neatly on the conveyor belt device to facilitate transportation and the next step of positioning. Then the first manipulator places the wired junction boxes on the conveyor belt device on the wired junction box positioning seat to facilitate the grabbing of the second manipulator. The wireless junction box supply device can automatically and continuously convey the wireless junction boxes to a position convenient for the second manipulator to grab. The two second manipulators arranged relatively to each other can grab the wired junction boxes and / or wireless junction boxes according to the actual needs of the processed solar panels. In this solution, the two second manipulators can be started at the same time to grab multiple wired junction boxes and / or wireless junction boxes at the same time and place them on the photovoltaic panels, so that the processing efficiency is high.

[0009] The present invention also provides a working method of a junction box preparation and feeding device, comprising the following steps: S1. Place two wired junction box bins filled with wired junction boxes on both sides of the first manipulator; and load wireless junction boxes into a wireless junction box supply device; S2, starting the first manipulator and the conveyor belt device, and the first manipulator transports the wired junction box in the wired junction box bin to the conveyor belt device; S3, starting the wired junction box positioning seat, and the first manipulator transports the wired junction box on the conveyor belt device to the wired junction box positioning seat; S4, starting the wireless junction box supply device and the second manipulator; the second manipulator places the wired junction box on the wired junction box positioning seat and / or the wireless junction box on the wireless junction box supply device onto the solar panel.

[0010] Through this method, the first manipulator can quickly clamp the wired junction box from the wired junction box warehouse, supply the wired junction box through two conveyor belt devices, and through the positioning of the wired junction box positioning seat, the two second manipulators can quickly clamp the wired junction box from the wired junction box positioning seat and transport the wired junction box to the solar panel; at the same time, the wireless junction box supply device can continuously provide wireless junction boxes to the second manipulators. According to the needs of the solar panels to be produced, the number and placement of the wireless junction boxes and wired junction boxes can be controlled through program settings to achieve the purpose of simultaneously processing solar panels that require wireless junction boxes and wired junction boxes. This method has fast processing speed and high efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a structural schematic diagram of a junction box preparation and loading device according to an embodiment of the present invention; Figure 2 for Figure 1 Enlarged view of point D in the middle; Figure 3 for Figure 2 Enlarged view of point E in the middle; Figure 4 A schematic structural diagram of a junction box preparation and loading device from another perspective according to an embodiment of the present invention; Figure 5 for Figure 4 Enlarged view of point F in the middle. DETAILED DESCRIPTION

[0012] The present invention is further described in detail below with reference to the accompanying drawings and specific embodiments.

[0013] The junction box preparation and loading device 3 comprises a junction box preparation device 31 and a junction box loading device 32 .

[0014] like Figure 1 and Figure 3 As shown, the junction box preparation device 31 includes a first manipulator 311, and a wired junction box warehouse 312 is respectively provided on both sides along the Y-axis direction of the first manipulator 311, a conveyor belt device 313 is provided on one side of the wired junction box warehouse 312 along the moving direction of the photovoltaic panel, a wired junction box positioning seat 314 is provided at the output end of the conveyor belt device 313, and a wireless junction box supply device 315 is also provided on the outer side of the conveyor belt device 313.

[0015] A recovery frame 316 is provided on a side of the first robot 311 away from the conveyor belt device 313 .

[0016] The wired junction box warehouse 312 can be used to hold wired junction boxes. Usually, the wired junction boxes in the wired junction box warehouse 312 are neatly arranged in multiple layers. The first manipulator 311 can sequentially grab the wired junction boxes and place them on the conveyor belt device 313, which will continuously convey them. If the wired junction boxes in the wired junction box warehouse 312 become messy, the first manipulator 311 will place the messy wired junction boxes into the recycling box 316.

[0017] The wired junction box positioning seat 314 includes a positioning bracket 3140, which has a top mounting plate 3141, a fixed block 3142 is provided on the top mounting plate 3141, a avoidance groove 3143 is opened on the top mounting plate 3141, a junction box positioning slide rail 3144 is provided on the top mounting plate 3141, a junction box positioning slider 3145 is provided on the junction box positioning slide rail 3144, the junction box positioning slider 3145 is accommodated in the avoidance groove 3143, a movable block 3146 is provided on the junction box positioning slider 3145, and a slider driving cylinder (not shown) for driving the junction box positioning slider 3145 is provided at the bottom of the top mounting plate 3141, and the movable block 3146 cooperates with the fixed block 3142 to realize the positioning of the junction box.

[0018] Furthermore, a first opening 31421 matching the shape of one end of the wired junction box is provided on the fixed block 3142, a second opening 31461 matching the shape of the other end of the junction box is provided on the movable block 3146, a first straight guide bevel 31422 is provided at the entrance of the first opening 31421, and a second straight guide bevel 31462 is provided at the entrance of the second opening 31461. The provision of the first straight guide bevel 31422 and the second straight guide bevel 31462 enables the wired junction box to be positioned smoothly.

[0019] like Figures 4 to 5 As shown, the junction box loading device 32 includes two second manipulators 321 arranged opposite to each other. The first manipulator 311 and the second manipulator 321 are both mature existing technologies, and their specific structures are not repeated here. A junction box handling component 322 is provided at the execution end of the second manipulator 321.

[0020] The junction box carrying assembly 322 includes a second clamping bracket 323 , and a set of second clamping assemblies 324 capable of clamping the junction box are respectively provided at both ends of the second clamping bracket 323 .

[0021] In this embodiment, the second clamping assembly 324 includes a gear 3240 rotatably provided on the second clamping bracket 323, and a first rack 3241 and a second rack 3242 are slidably provided on the second clamping bracket 323. The first rack 3241 and the second rack 3242 are slidably provided on the second clamping bracket 323 through a slide rail and a slider. The first rack 3241 and the second rack 3242 are arranged relatively parallel to each other, and the first rack 3241 and the second rack 3242 are both engaged with the gear 3240. A rack driving device is provided on the second clamping bracket 323, which can drive the first rack 3241 or the second rack 3242 to translate.

[0022] In this embodiment, the rack drive device is a cylinder 3243 , the cylinder body of the cylinder 3243 is disposed on the second clamping bracket 323 , and the piston rod of the cylinder 3243 is connected to the first rack 3241 or the second rack 3242 .

[0023] A second clamping plate 3244 is disposed on each of the first rack 3241 and the second rack 3242 . A second clamping block 3245 is disposed at the end of each of the two second clamping plates 3244 . The two second clamping blocks 3245 are arranged opposite to each other.

[0024] In this embodiment, the second clamping blocks 3245 are made of PU, and anti-slip grooves are provided on two opposite surfaces of the two second clamping blocks 3245 .

[0025] In the above structure, the first manipulator 311 can arrange the wired junction boxes in the wired junction box warehouse 312 neatly on the conveyor belt device 313, which is convenient for transportation and positioning in the next step. Then the first manipulator 311 places the wired junction boxes on the conveyor belt device 313 on the wired junction box positioning seat 314, which is convenient for the second manipulator 321 to grab. The wireless junction box supply device 315 can automatically and continuously convey the wireless junction boxes to a position convenient for the second manipulator 321 to grab. The two second manipulators 321 arranged relatively to each other can grab the wired junction boxes and / or wireless junction boxes according to the actual needs of the processed solar panels. In this solution, the two second manipulators 321 can be started at the same time, and multiple wired junction boxes and / or wireless junction boxes can be grabbed at the same time and placed on the photovoltaic panels, so that the processing efficiency is high.

[0026] The present invention also provides a working method of a junction box preparation and feeding device, comprising the following steps: S1, placing two wired junction box bins 312 filled with wired junction boxes on both sides of the first manipulator 311; and loading wireless junction boxes into the wireless junction box supply device 315; S2, starting the first manipulator 311 and the conveyor belt device 313, and the first manipulator 311 transports the wired junction box in the wired junction box warehouse 312 to the conveyor belt device 313.

[0027] In this embodiment, a recycling frame is provided on a side of the first manipulator 311 away from the conveyor belt device 313 . When S2 is executed, when the wired junction boxes in the wired junction box compartment 312 are entangled with each other, the first manipulator 311 puts the entangled wired junction boxes into the recycling frame 316 .

[0028] S3, starting the wired junction box positioning seat 314, and the first manipulator 311 transports the wired junction box on the conveyor belt device 313 to the wired junction box positioning seat 314 for precise positioning; S4, start the wireless junction box supply device 315 and the second manipulator 321; the second manipulator 321 places the wired junction box on the wired junction box positioning seat 314 and / or the wireless junction box on the wireless junction box supply device 315 onto the solar panel. According to the needs of the produced solar panels, the number and placement of the wireless junction boxes and wired junction boxes can be controlled by program settings to achieve the purpose of simultaneously processing solar panels that require wireless junction boxes and wired junction boxes. This method has a fast processing speed and greatly improves efficiency compared to the prior art.

[0029] Through this method, the first manipulator 311 can quickly clamp the wired junction box from the wired junction box warehouse 312, and supply the wired junction box through the two conveyor belt devices 313. Through the positioning of the wired junction box positioning seat 314, the two second manipulators 321 can quickly clamp the wired junction box from the wired junction box positioning seat 314 and transport the wired junction box to the solar panel; at the same time, the wireless junction box supply device 315 can continuously provide wireless junction boxes for the second manipulator 321. According to the needs of the solar panels to be produced, the number and placement of the wireless junction boxes and wired junction boxes can be controlled through program settings to achieve the purpose of simultaneously processing solar panels that require wireless junction boxes and wired junction boxes. This method has fast processing speed and high efficiency.

Claims

1. A junction box preparation and loading device, characterized in that: It includes a junction box preparation device and a junction box feeding device; The junction box preparation device includes a first manipulator, and a wired junction box bin is provided on each side along the Y-axis direction of the first manipulator, a conveyor belt device is provided on one side of the wired junction box bin along the traveling direction of the photovoltaic panel, a wired junction box positioning seat is provided at the output end of the conveyor belt device, and a wireless junction box supply device is also provided on the outer side of the conveyor belt device; The junction box loading device comprises two second manipulators arranged opposite to each other, and a junction box handling assembly is provided at the execution end of the second manipulator; The first manipulator arranges the wired junction boxes in the wired junction box neatly on the conveyor belt device, and also places the wired junction boxes on the conveyor belt device on the wired junction box positioning seat; the second manipulator places the wired junction box on the wired junction box positioning seat and / or the wireless junction box on the wireless junction box supply device onto the solar panel, so that the lead end of the bus bar passes into the junction box.

2. The junction box preparation and loading device according to claim 1, characterized in that: A recovery frame is provided on a side of the first manipulator away from the conveyor belt device.

3. The junction box preparation and loading device according to claim 1, characterized in that: The wired junction box positioning seat includes a positioning bracket, the positioning bracket has a top mounting plate, a fixed clamping block is arranged on the top mounting plate, a avoiding groove is opened on the top mounting plate, a junction box positioning slide rail is arranged on the top mounting plate, a junction box positioning slider is arranged on the junction box positioning slide rail, the junction box positioning slider is accommodated in the avoiding groove, a movable clamping block is arranged on the junction box positioning slider, a slider driving cylinder for driving the junction box positioning slider is arranged at the bottom of the top mounting plate, and the movable clamping block cooperates with the fixed clamping block to realize the positioning of the junction box.

4. The junction box preparation and loading device according to claim 3, characterized in that: A first opening matching the shape of one end of the junction box is provided on the fixed block, a second opening matching the shape of the other end of the junction box is provided on the movable block, and guide slopes are provided at the entrances of the first opening and the second opening.

5. The junction box preparation and loading device according to claim 1, characterized in that: The junction box handling assembly comprises a second clamping bracket, and a set of second clamping assemblies capable of clamping the junction box are respectively provided at both ends of the second clamping bracket; The second clamping assembly includes a gear rotatably arranged on the second clamping bracket, a first rack and a second rack are slidably arranged on the second clamping bracket, the first rack and the second rack are arranged relatively parallel, the first rack and the second rack are both meshed with the gear, and a rack driving device that can drive the first rack or the second rack to translate is provided on the second clamping bracket; second clamping plates are provided on the first rack and the second rack, second clamping blocks are provided at the ends of the two second clamping plates, and the two second clamping blocks are arranged opposite to each other.

6. The junction box preparation and loading device according to claim 5, characterized in that: The second clamping bracket is slidably provided with the first rack and the second rack through the slide rail and the slider, the rack driving device is a cylinder, the cylinder body of the cylinder is arranged on the second clamping bracket, and the piston rod of the cylinder is connected to the first rack or the second rack.

7. The junction box preparation and loading device according to claim 5, characterized in that: The second clamping blocks are made of PU, and anti-slip grooves are provided on two opposite surfaces of the two second clamping blocks.

8. A working method of the junction box preparation and loading device according to any one of claims 1 to 7, characterized in that: The following steps are involved: S1. Place two wired junction box bins filled with wired junction boxes on both sides of the first manipulator; and load wireless junction boxes into a wireless junction box supply device; S2, starting the first manipulator and the conveyor belt device, and the first manipulator transports the wired junction box in the wired junction box bin to the conveyor belt device; S3, starting the wired junction box positioning seat, and the first manipulator transports the wired junction box on the conveyor belt device to the wired junction box positioning seat; S4, starting the wireless junction box supply device and the second manipulator; the second manipulator places the wired junction box on the wired junction box positioning seat and / or the wireless junction box on the wireless junction box supply device onto the solar panel.

9. The working method of the junction box preparation and loading device according to claim 8, characterized in that: A recycling frame is provided on a side of the first manipulator away from the conveyor belt device. When S2 is executed, when the wired junction boxes in the wired junction box bin are entangled with each other, the first manipulator puts the entangled wired junction boxes into the recycling frame.

10. The working method of the junction box preparation and loading device according to claim 8, characterized in that: In step S4, the second manipulator firstly grabs the wireless junction box from the wireless junction box supply device, and then grabs the wired junction box from the wired junction box positioning seat.

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