Tin plating device for photovoltaic welding strip processing

Abstract

The utility model discloses a tin plating device for photovoltaic solder strip processing, which comprises a box body and a photovoltaic solder strip, one side of the box body is provided with an inlet, the other side of the box body is provided with an outlet, the photovoltaic solder strip penetrates into the inlet, the box body is internally provided with a pressing structure, and the pressing structure comprises a transverse plate, an electric push rod, a frame, a roller and a pin shaft; the transverse plate is installed in the box body, and the electric push rod is installed on the transverse plate. The photovoltaic welding strip enters the box body through the inlet when the photovoltaic welding strip is held by an external tool, and at the moment, the output end of the electric push rod drives the frame to move downwards, so that the photovoltaic welding strip enters the welding strip groove in the rolling wheel and is driven to be pressed into the tin liquid in the box body, and the photovoltaic welding strip is subjected to tin plating treatment; and the photovoltaic welding strip penetrates between the first round roller and the second round roller from top to bottom, and the first round roller and the second round roller can treat redundant tin liquid adhered to the surface of the photovoltaic welding strip, so that tin liquid waste is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of photovoltaic solder tapes, and specifically relates to a tin coating device for processing photovoltaic solder tapes. Background Art

[0002] Photovoltaic solder tapes, also known as tinned copper tapes or tin-coated copper tapes, are divided into bus bars and interconnection bars, which are used for connecting the battery cells of photovoltaic modules and play an important role in conducting and collecting electricity. Solder tapes are important raw materials in the welding process of photovoltaic modules. The quality of solder tapes will directly affect the current collection efficiency of photovoltaic modules and have a great impact on the power of photovoltaic modules. And photovoltaic solder tapes need to be tin-coated.

[0003] For example, a tin coating device for processing photovoltaic solder tapes with the patent number CN202321931838.3 includes an operating table. Although this device facilitates the tin coating operation of photovoltaic solder tapes and improves the tin coating of solder tapes through the settings of the box body and the water tank, after the tin liquid is coated, there will be tin liquid sticking to the surface of the photovoltaic solder tape, and when it is transported out, the tin liquid will drip, resulting in the problem of tin liquid waste. Content of the Utility Model

[0004] The purpose of the utility model is to provide a tin coating device for processing photovoltaic solder tapes, which solves the problem that after the tin liquid is coated, there will be tin liquid sticking to the surface of the photovoltaic solder tape, and when it is transported out, the tin liquid will drip, resulting in the problem of tin liquid waste.

[0005] To achieve the above purpose, the utility model provides the following technical solution: A tin coating device for processing photovoltaic solder tapes, including a box body and a photovoltaic solder tape. An inlet is provided on one side of the box body, and an outlet is provided on the other side of the box body. The photovoltaic solder tape penetrates into the inlet. A pressing structure is installed in the box body. The pressing structure includes a cross plate, an electric push rod, a frame, a roller and a pin shaft.

[0006] The cross plate is installed in the box body, the electric push rod is installed on the cross plate, the frame is installed on the output end of the electric push rod, and the roller is rotatably installed in the frame through the pin shaft.

[0007] A connecting plate is installed in the box body. A groove is provided on the connecting plate. A first round roller is rotatably installed in the groove, and a second round roller is rotatably installed in the groove.

[0008] Preferably, the second round roller is installed in the groove through an adjusting structure. The number of the adjusting structures is two. The adjusting structures are symmetrically distributed on both sides with the midline of the second round roller as the center. The adjusting structure includes a horizontal groove, a bearing, a round sleeve, a limiting groove, a bolt and a nut.

[0009] The transverse groove is formed in the groove. The bearing is installed on the second round roller. The round sleeve is installed outside the bearing. The round sleeve is placed in the transverse groove. The limiting groove is formed in the transverse groove. The bolt is installed on the round sleeve. The bolt is placed in the limiting groove. The nut is sleeved on the bolt.

[0010] Preferably, a housing is installed outside the outlet on the other side of the box body. A transverse opening is formed in the housing. Circular grooves are respectively formed on the upper and lower sides of the housing. Hot air blowers are respectively installed in the circular grooves.

[0011] Preferably, rubber rings are respectively installed in the circular grooves. The hot air blowers are respectively inserted into the rubber rings.

[0012] Preferably, electric heating tubes are installed in the box body. The number of the electric heating tubes is not less than seven. The electric heating tubes are equidistantly distributed in the box body.

[0013] Preferably, a solder tape groove is formed in the roller.

[0014] Compared with the prior art, the beneficial effects of the present utility model are as follows: The tin coating device for processing photovoltaic solder tapes has the following advantages compared with the traditional technology:

[0015] 1. By using an external tool to hold the photovoltaic solder tape, the photovoltaic solder tape enters the box body through the inlet. At this time, the output end of the electric push rod drives the frame to move downward, so that the photovoltaic solder tape enters the solder tape groove on the roller, and drives the photovoltaic solder tape to be pressed into the tin liquid in the box body, so that the photovoltaic solder tape is subjected to tin coating treatment, and the photovoltaic solder tape passes through between the first round roller and the second round roller from top to bottom. The first round roller and the second round roller can remove the excess tin liquid adhered to the surface of the photovoltaic solder tape, avoiding waste of tin liquid.

[0016] 2. The second round roller drives the round sleeve to move in the transverse groove. At the same time, the round sleeve drives the bolt to move along the limiting groove, and the distance between the second round roller and the first round roller is adjusted according to the thickness of the photovoltaic solder tape. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 is a schematic structural diagram of the present utility model;

[0018] Figure 2 is Figure 1 a schematic structural diagram of the connecting plate, the groove and the first round roller in ;

[0019] Figure 3 is Figure 1 a schematic structural diagram of the housing, the circular groove and the hot air blower in ;

[0020] Figure 4 is Figure 1 a schematic structural diagram of the cross plate, the electric push rod and the frame in.

[0021] In the figure: 1. Box body, 2. Inlet, 3. Outlet, 4. Pressing-down structure, 401. Horizontal plate, 402. Electric push rod, 403. Frame, 404. Roller, 405. Pin shaft, 5. Photovoltaic solder tape, 6. Solder tape groove, 7. Electric heating tube, 8. Connecting plate, 9. Groove, 10. First round roller, 11. Second round roller, 12. Horizontal groove, 13. Bearing, 14. Round sleeve, 15. Limit groove, 16. Bolt, 17. Nut, 18. Shell, 19. Horizontal opening, 20. Round groove, 21. Hot air blower, 22. Rubber ring. Specific implementation mode

[0022] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work shall fall within the protection scope of the present invention.

[0023] Through those skilled in the art, the components in this case are connected in sequence. For the specific connection and operation sequence, reference should be made to the following working principle. The detailed connection means are well-known techniques in the art. The following mainly introduces the working principle and process.

[0024] Please refer to Figures 1-4 , the present invention provides a technical solution: a tin coating device for processing photovoltaic solder tape, including a box body 1 and a photovoltaic solder tape 5. An inlet 2 is opened on one side of the box body 1, and an outlet 3 is opened on the other side of the box body 1. The photovoltaic solder tape 5 passes through the inlet 2. A pressing-down structure 4 is installed in the box body 1. The pressing-down structure 4 includes a horizontal plate 401, an electric push rod 402, a frame 403, a roller 404 and a pin shaft 405;

[0025] The horizontal plate 401 is installed in the box body 1, the electric push rod 402 is installed on the horizontal plate 401, the electric push rod 402 is powered on to work, the frame 403 is installed on the output end of the electric push rod 402, the roller 404 is rotatably installed in the frame 403 through the pin shaft 405, the roller 404 rotates on the frame 403 through the pin shaft 405, and the length of the roller 404 is greater than the length of the photovoltaic solder tape 5;

[0026] A connecting plate 8 is installed in the box body 1. A groove 9 is opened on the connecting plate 8. A first round roller 10 is rotatably installed in the groove 9, and a second round roller 11 is rotatably installed in the groove 9. The distance between the first round roller 10 and the second round roller 11 is the thickness of the photovoltaic solder tape 5.

[0027] The second round roller 11 is installed in the groove 9 through an adjusting structure. The number of adjusting structures is two, and the adjusting structures are symmetrically distributed on both sides centered on the midline of the second round roller 11. The adjusting structure includes a transverse groove 12, a bearing 13, a round sleeve 14, a limiting groove 15, a bolt 16 and a nut 17;

[0028] The transverse groove 12 is opened on the groove 9. The bearing 13 is installed on the second round roller 11. The round sleeve 14 is installed outside the bearing 13. The round sleeve 14 is placed in the transverse groove 12. The limiting groove 15 is opened on the transverse groove 12. The bolt 16 is installed on the round sleeve 14. The bolt 16 is placed in the limiting groove 15. The nut 17 is sleeved on the bolt 16. The second round roller 11 rotates on the round sleeve 14 through the bearing 13, and the second round roller 11 drives the round sleeve 14 to move in the transverse groove 12. At the same time, the round sleeve 14 drives the bolt 16 to move along the limiting groove 15 to adjust the distance between the second round roller 11 and the first round roller 10, and adjust according to the thickness of the photovoltaic solder tape 5.

[0029] A housing 18 is installed outside the other outlet 3 on one side of the box body 1. A transverse opening 19 is opened on the housing 18. Circular grooves 20 are respectively opened on the upper and lower sides of the housing 18. Hot air blowers 21 are respectively installed in the circular grooves 20. The hot air blowers 21 are powered on. The hot air blowers 21 are symmetrically distributed on the upper and lower sides centered on the midline of the housing 18.

[0030] Rubber rings 22 are respectively installed in the circular grooves 20. The rubber rings 22 are made of fluororubber material, and the hot air blowers 21 are respectively inserted into the rubber rings 22.

[0031] An electric heating tube 7 is installed in the box body 1. The number of electric heating tubes 7 is not less than seven. The electric heating tubes 7 are equidistantly distributed in the box body 1. The electric heating tubes 7 are electrically connected at the head and tail with positive and negative polarities and are powered by an external power supply to heat the tin liquid in the box body 1.

[0032] A solder tape groove 6 is opened on the roller 404. The width of the solder tape groove 6 is greater than the width of the photovoltaic solder tape 5.

[0033] When using the tin coating device for processing photovoltaic solder tapes, first, the second round roller 11 drives the round sleeve 14 to move in the transverse groove 12. At the same time, the round sleeve 14 drives the bolt 16 to move along the limiting groove 15 to adjust the distance between the second round roller 11 and the first round roller 10 according to the thickness of the photovoltaic solder tape 5. After adjustment, tighten the nut 17 to limit the second round roller 11. Pour the external tin liquid into the box body 1, and the liquid level is lower than the positions of the inlet 2 and the outlet 3. The electric heating tube 7 heats the tin liquid in the box body 1. Use an external tool to hold the photovoltaic solder tape 5, and make the photovoltaic solder tape 5 enter the box body 1 through the inlet 2. At this time, the output end of the electric push rod 402 drives the frame 403 to move downward, so that the photovoltaic solder tape 5 enters the solder tape groove 6 on the roller 404, and drives the photovoltaic solder tape 5 to press into the tin liquid in the box body 1 to perform tin coating treatment on the photovoltaic solder tape 5, and make the photovoltaic solder tape 5 pass through from top to bottom between the first round roller 10 and the second round roller 11. The first round roller 10 and the second round roller 11 can remove the excess tin liquid adhered to the surface of the photovoltaic solder tape 5 and discharge it through the outlet 3 into the shell 18. At this time, the hot air blower 21 dries the tin coating on the surface of the photovoltaic solder tape 5 and discharges it through the transverse opening 19.

[0034] Although the embodiments of the present invention have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A tinning device for photovoltaic welding strip processing, comprising a box (1) and a photovoltaic welding strip (5), characterized in that: An inlet (2) is provided on one side of the box (1), and an outlet (3) is provided on the other side of the box (1); the photovoltaic welding strip (5) passes through the inlet (2); a downward pressing structure (4) is installed in the box (1); the downward pressing structure (4) comprises a horizontal plate (401), an electric push rod (402), a frame (403), a roller (404) and a pin (405); The horizontal plate (401) is installed in the box (1), the electric push rod (402) is installed on the horizontal plate (401), the frame (403) is installed on the output end of the electric push rod (402), and the roller (404) is rotatably installed in the frame (403) via a pin shaft (405); A connecting plate (8) is installed in the box body (1), a groove (9) is provided on the connecting plate (8), a first round roller (10) is rotatably installed in the groove (9), and a second round roller (11) is rotatably installed in the groove (9).

2. A tinning device for photovoltaic ribbon processing according to claim 1, characterized in that: The second round roller (11) is installed in the groove (9) through an adjustment structure. The number of the adjustment structures is two. The adjustment structures are symmetrically distributed on both sides with the center line of the second round roller (11) as the center. The adjustment structure comprises a transverse groove (12), a bearing (13), a round sleeve (14), a limit groove (15), a bolt (16) and a nut (17); The transverse groove (12) is formed on the groove (9), the bearing (13) is mounted on the second round roller (11), the round sleeve (14) is mounted outside the bearing (13), the round sleeve (14) is placed in the transverse groove (12), the limiting groove (15) is formed on the transverse groove (12), the bolt (16) is mounted on the round sleeve (14), the bolt (16) is placed in the limiting groove (15), and the nut (17) is sleeved on the bolt (16).

3. A tinning device for photovoltaic ribbon processing according to claim 1, characterized in that: A shell (18) is installed outside the outlet (3) on the other side of the box body (1), a horizontal opening (19) is provided on the shell body (18), and circular grooves (20) are respectively provided on the upper and lower sides of the shell body (18), and hot air blowers (21) are respectively installed in the circular grooves (20).

4. A tin coating device for photovoltaic ribbon processing according to claim 3, characterized in that: Rubber rings (22) are respectively installed in the circular grooves (20), and the hot air blowers (21) are respectively inserted into the rubber rings (22).

5. The tin coating device for photovoltaic ribbon processing according to claim 1, characterized in that: Electric heating tubes (7) are installed in the box body (1), the number of the electric heating tubes (7) is not less than seven, and the electric heating tubes (7) are evenly distributed in the box body (1).

6. The tin coating device for photovoltaic ribbon processing according to claim 1, characterized in that: The roller (404) is provided with a welding strip groove (6).

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