CN210560632U - Weld and take wire rod annealing system - Google Patents
Weld and take wire rod annealing system Download PDFInfo
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- CN210560632U CN210560632U CN201920996201.XU CN201920996201U CN210560632U CN 210560632 U CN210560632 U CN 210560632U CN 201920996201 U CN201920996201 U CN 201920996201U CN 210560632 U CN210560632 U CN 210560632U
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Abstract
The utility model discloses a welding strip wire annealing system, which comprises an annealing power supply, an upper annealing device, a gas protection tube, a cooling device, a scaling powder coating device and a tin furnace, wherein the upper annealing device, the gas protection tube, the cooling device, the scaling powder coating device and the tin furnace are sequentially arranged; the tin furnace is provided with a metal tin containing box filled with tin liquid, and the upper annealing wheel and the metal tin containing furnace are used as a positive electrode and a negative electrode, so that the problem of wire breakage caused by poor contact in the annealing of welding strip wires can be solved.
Description
Technical Field
The utility model relates to a weld and take annealing technical field, especially relate to a weld and take wire rod annealing system.
Background
The photovoltaic solder strip is mainly an important welding material in the production process of the solar cell and plays a role in connection and conduction. The quality of the welding strip is good, the power of the photovoltaic module is directly influenced, and the main process comprises the steps of wire drawing, calendering, wire rod processing, tin coating on the surface and the like. The wire rod generates stress in the processing process of cold rolling and the like, the strength of the wire rod is increased by cold work hardening, and the wire rod is directly put into a tin furnace for surface tin coating treatment, so that the deformation or distortion of the wire rod can be caused, and the stress of the wire rod is eliminated by adopting an annealing mode generally, and the strength of the wire rod is reduced.
When the solar photovoltaic welding strip is produced at present, the main annealing mode is resistance annealing adopting an upper annealing wheel type and a lower annealing wheel type, and the whole process is as follows: after being rolled out from the rolling mechanism, the wire passes through the upper annealing wheel and is used as the anode of the annealing end, the lower annealing wheel is placed in the water tank and is used as the cathode, and a swing rod is added between the upper annealing wheel and the lower annealing wheel to adjust the speed of the lower annealing wheel. And directly cooling after annealing.
However, with the development of the photovoltaic industry, in order to improve the power of the components and optimize various performances, component manufacturers are continuously developing new components and technologies, such as shingles, half-pieces, and split pieces, and the appearance of new component packaging technologies also causes the appearance of new solder strips, such as fillet solder strips, sectional fillet solder strips, and other solder strip wires; the problem of annealing of the welding strip wires during production by conventional welding strip production equipment is that due to sudden change of the cross sections of the welding strip wires, the welding strip wires are often in poor contact and broken lines during online annealing, and continuous production and mass production of the special-shaped welding strips cannot be realized.
SUMMERY OF THE UTILITY MODEL
To the problem that exists among the prior art, the utility model aims to provide a weld and take wire rod annealing device is applicable to the conventional area of welding, and the specially adapted triangle welds the area, the sectional type triangle welds the annealing of taking the wire rod that takes and other dysmorphism welding, has reduced the lower annealing wheel among the prior art, and the metal of going up annealing wheel and tin stove holds tin box as positive negative pole, welds when can solving the annealing and takes wire rod contact failure, strike sparks broken string problem.
Another object of the utility model is to provide a weld and take wire rod annealing method, be applicable to the conventional area of welding, the annealing of area wire rod is welded to specially adapted triangle welding area, sectional type triangle welding area and other dysmorphism welding, and this method adopts the flourishing tin box of metal of tin stove as the negative pole, makes to weld and takes the wire rod to soak in the tin liquid to produce good contact with the negative pole, can effectively solve because of welding the problem of breaking the line of striking sparks that takes the wire rod and the negative pole contact is unstable to appear.
In order to achieve the above purpose, the present invention adopts the following technical solution.
A welding strip wire annealing system comprises an annealing power supply, an upper annealing device, a gas protection tube, a cooling device, a scaling powder coating device and a tin furnace, wherein the upper annealing device, the gas protection tube, the cooling device, the scaling powder coating device and the tin furnace are sequentially arranged; the upper annealing device comprises a first frame, and an upper annealing wheel and a transition wheel are arranged on the first frame; the gas protection pipe is used for preventing the welding strip wire from being oxidized during annealing; the cooling device comprises a second rack, and a cooling water tank is arranged on the second rack; the soldering flux coating device is used for coating soldering flux on the surface of the solder strip wire; the tin furnace is provided with a metal tin containing box, and tin liquid is filled in the metal tin containing box; the anode of the annealing power supply is electrically connected with the upper annealing wheel, and the cathode of the annealing power supply is electrically connected with the metal tin containing box.
Furthermore, the cooling device also comprises a water storage tank, and an industrial water chiller is arranged on the periphery of the water storage tank; a water feeding pipe and a water pump are connected between the water storage tank and the cooling water tank, and the water pump is used for pumping water in the water storage tank to the cooling water tank; and a sewer pipe is connected between the water storage tank and the cooling water tank and is used for guiding water in the cooling water tank into the water storage tank.
Furthermore, the gas protection tube is a glass tube, the glass tube is obliquely arranged, and one end of the glass tube close to the upper annealing device is higher than one end of the glass tube close to the cooling device; an end cover is arranged at the upper end of the glass tube, a wire inlet and an inflation inlet are formed in the end cover, the lower end of the glass tube extends into the position below the liquid level of the cooling water tank, and nitrogen is filled into the glass tube through the inflation inlet.
Furthermore, a cylindrical air brush is arranged on the second frame, a through hole is axially formed in the cylindrical air brush, an air inlet hole is radially formed in the side part of the cylindrical air brush, and the air inlet hole is communicated with the through hole; the cylindrical air brush is used for blowing off residual cooling water on the welding strip wire.
Further, the soldering flux coating device comprises a soldering flux groove, wherein a felt is placed in the soldering flux groove, and the felt is soaked with the soldering flux.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses a weld and take wire rod annealing system has reduced the lower annealing wheel among the conventional annealing device, will go up the flourishing tin box of metal of annealing wheel and tin stove as positive negative pole, has simplified the structure, has solved and has welded bad contact, the broken string problem of striking sparks among the wire rod annealing process.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
FIG. 1 is a general schematic diagram of one embodiment of a weld-band wire annealing system of the present invention;
FIG. 2 is a schematic view of a cylindrical gas brush in an embodiment of the weld line annealing system of the present invention;
FIG. 3 is a schematic structural view of a conventional annealing apparatus for a solder strip wire;
in the above figures: 1, an annealing device; 101 a first frame; 102 an annealing wheel; 103 passing wheel; 104 lower annealing wheel; 2 a cooling device; 201 a second frame; 202 cooling water tank; 203 a water storage tank; 204 water supply pipe; 205 water pump; 3 a flux coating device; 4, a tin furnace; 401 a metal tin containing box; 5, a gas protection pipe; 6, cylindrical air brush; 7 welding the strip wire.
Detailed Description
In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments accompanied with figures are described in detail below.
In the following description, specific details are set forth in order to provide a thorough understanding of the present invention. The invention can be implemented in a number of other ways than those described herein, and those skilled in the art will be able to make similar generalizations without departing from the spirit of the invention. The invention is therefore not limited to the specific embodiments disclosed below.
Referring to fig. 3, fig. 3 is a conventional solder strip annealing apparatus, which includes an upper annealing wheel 102 and a lower annealing wheel 104, wherein the upper annealing wheel 102 and the lower annealing wheel 104 are respectively used as a positive electrode and a negative electrode during annealing. When the triangular welding strip, the sectional triangular welding strip and other welding strip wires 7 adopt a conventional welding strip annealing device, due to sudden change of the cross section of the welding strip wires 7, the continuous production and the mass production of the welding strip wires 7 cannot be realized due to frequent poor contact, ignition and wire breakage during online annealing.
In order to solve the above problems, referring to fig. 1, the present invention provides a solder strip wire annealing system, which comprises an annealing power supply, an upper annealing device 1, a gas protection tube 5, a cooling device 2, a soldering flux coating device 3 and a tin furnace 4, which are arranged in sequence; the upper annealing device 1 comprises a first frame 101, wherein an upper annealing wheel 102 and a transition wheel 103 are arranged on the first frame 101; the cooling device 2 comprises a second frame 201, and a cooling water tank 202 is arranged on the second frame 201; the soldering flux coating device 3 is used for coating soldering flux on the surface of the solder strip wire 7; the tin furnace is provided with a metal tin containing box, and tin liquid is filled in the metal tin containing box; the anode of the annealing power supply is electrically connected with the upper annealing wheel 102, and the cathode of the annealing power supply is electrically connected with the metal tin containing box 401. Specifically, the wheel shaft of the upper annealing wheel 102 is provided with an electric brush, and the positive electrode of the annealing power supply is electrically connected with the electric brush.
The embodiment of the utility model discloses an annealing device for the conventional wire rod of taking of welding has reduced the conventional lower annealing wheel 104 of taking wire rod annealing device as the negative pole of taking of welding, regard as the negative pole with the flourishing tin box 401 of metal of tin stove 4 simultaneously. Therefore, the problem of wire breakage caused by poor contact in the process of backing of the welding strip wire 7 is solved.
Further, the cooling device 2 further comprises a water storage tank 203, and an industrial water chiller is arranged on the periphery of the water storage tank 203; a water feeding pipe 204 and a water pump 205 are connected between the water storage tank 203 and the cooling water tank 202, and the water pump 205 is used for pumping water in the water storage tank 203 to the cooling water tank 202; a downcomer is connected between the reservoir 203 and the cooling water tank 202 for introducing water in the cooling water tank 202 into the reservoir 203.
In the above embodiment, the temperature of the water in the cooling water tank 202 is increased due to heat conduction exchange with the solder strip wire 7, and hot water is introduced into the water storage tank 203 through the sewer pipe, and since the industrial water chiller is arranged on the periphery of the water storage tank 203, the water in the water storage tank 203 can be cooled and then pumped to the cooling water tank 202 through the water pump 205 and the water feeding pipe 204, so that multiple times of recycling of the water are realized.
Further, referring to fig. 1, a gas protection pipe 5 is provided between the upper annealing device 1 and the cooling device 2. Preferably, the gas protection tube 5 is a glass tube, the glass tube is obliquely arranged, and one end of the glass tube close to the upper annealing device 1 is higher than one end of the glass tube close to the cooling device 2; an end cover is arranged at the upper end of the glass tube, a wire inlet and an inflation inlet are formed in the end cover, the lower end of the glass tube extends into the position below the liquid level of the cooling water tank 202, and nitrogen is filled into the glass tube through the inflation inlet.
In the above embodiment, the glass tube is filled with nitrogen gas, which can effectively prevent the solder strip wire from being oxidized.
Further, referring to fig. 1 and 2, a cylindrical air brush 6 is arranged on the second frame 201, a through hole is axially formed in the cylindrical air brush 6, an air inlet hole is radially formed in the side portion of the cylindrical air brush 6, the air inlet hole is communicated with the through hole, and the cylindrical air brush 6 is used for blowing away cooling water remaining on the welding strip wire 7.
Furthermore, the soldering flux coating device 3 is provided with a soldering flux groove, and a felt is placed in the soldering flux groove and is soaked with the soldering flux. When the solder strip 7 passes through the flux groove, flux can adhere to the surface of the solder strip 7.
The utility model discloses a weld tape wire rod annealing system's theory of operation:
firstly, electrically connecting the anode of an annealing power supply with the upper annealing wheel 102, and electrically connecting the cathode of the annealing power supply with the metal tin containing box 401;
secondly, the solder strip wire 7 is wound on the upper annealing wheel 102 for three circles, and then the solder strip wire passes through the gas protection tube 5, the cooling water tank 202 and the soldering flux coating device 3 in sequence after being guided by the wheel 103 and enters the tin liquid of the metal tin containing box 401; the solder strip wire 7 and the annealing power supply form a loop to start annealing.
Although the invention has been described in detail in this specification with reference to specific embodiments and illustrative embodiments, it will be apparent to those skilled in the art that certain changes and modifications can be made therein without departing from the scope of the invention. Accordingly, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (5)
1. The welding strip wire annealing system is characterized by comprising an annealing power supply, an upper annealing device (1), a gas protection tube (5), a cooling device (2), a scaling powder coating device (3) and a tin furnace (4) which are sequentially arranged;
the upper annealing device (1) comprises a first rack (101), wherein an upper annealing wheel (102) and a transition wheel (103) are arranged on the first rack (101);
the gas protection tube (5) is used for preventing the welding strip wire (7) from being oxidized during annealing; the cooling device (2) comprises a second rack (201), and a cooling water tank (202) is arranged on the second rack (201);
the soldering flux coating device (3) is used for coating soldering flux on the surface of the solder strip wire (7);
the tin furnace (4) is provided with a metal tin containing box (401), and tin liquid is contained in the metal tin containing box (401);
the anode of the annealing power supply is electrically connected with the upper annealing wheel (102), and the cathode of the annealing power supply is electrically connected with the metal tin containing box (401).
2. The weld wire annealing system according to claim 1, wherein the cooling device (2) further comprises a water storage tank (203), and an industrial water cooler is arranged on the periphery of the water storage tank (203);
a water feeding pipe (204) and a water pump (205) are connected between the water storage tank (203) and the cooling water tank (202), and the water pump (205) is used for pumping water in the water storage tank (203) to the cooling water tank (202);
a downcomer is connected between the water storage tank (203) and the cooling water tank (202), and is used for guiding water in the cooling water tank (202) into the water storage tank (203).
3. The solder ribbon wire annealing system according to claim 1, wherein the gas protection tube (5) is a glass tube which is arranged obliquely and has an end near the upper annealing device (1) higher than an end near the cooling device (2); an end cover is arranged at the upper end of the glass tube, a wire inlet and an inflation inlet are formed in the end cover, the lower end of the glass tube extends into the position below the liquid level of the cooling water tank (202), and nitrogen is filled into the glass tube through the inflation inlet.
4. The welding strip wire annealing system according to claim 1, wherein a cylindrical air brush (6) is arranged on the second frame (201), a through hole is axially arranged on the cylindrical air brush (6), an air inlet hole is radially arranged on the side part of the cylindrical air brush (6), and the air inlet hole is communicated with the through hole;
the cylindrical air brush (6) is used for blowing off the residual cooling water on the welding strip wire (7).
5. The solder ribbon wire annealing system according to claim 1, wherein the flux applying device (3) comprises a flux bath in which a felt is placed, the felt being impregnated with flux.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920996201.XU CN210560632U (en) | 2019-06-28 | 2019-06-28 | Weld and take wire rod annealing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920996201.XU CN210560632U (en) | 2019-06-28 | 2019-06-28 | Weld and take wire rod annealing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210560632U true CN210560632U (en) | 2020-05-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920996201.XU Active CN210560632U (en) | 2019-06-28 | 2019-06-28 | Weld and take wire rod annealing system |
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|---|---|
| CN (1) | CN210560632U (en) |
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- 2019-06-28 CN CN201920996201.XU patent/CN210560632U/en active Active
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