CN110625217A - Welding device and series welding equipment - Google Patents
Welding device and series welding equipment Download PDFInfo
- Publication number
- CN110625217A CN110625217A CN201910988286.1A CN201910988286A CN110625217A CN 110625217 A CN110625217 A CN 110625217A CN 201910988286 A CN201910988286 A CN 201910988286A CN 110625217 A CN110625217 A CN 110625217A
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- welding
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- pressing pin
- pin
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- 238000003466 welding Methods 0.000 title claims abstract description 179
- 238000003825 pressing Methods 0.000 claims abstract description 98
- 238000010438 heat treatment Methods 0.000 claims abstract description 33
- 238000009434 installation Methods 0.000 claims abstract description 14
- 238000005485 electric heating Methods 0.000 claims description 20
- 238000009413 insulation Methods 0.000 claims description 9
- 238000001514 detection method Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 7
- 238000000034 method Methods 0.000 description 5
- 230000017525 heat dissipation Effects 0.000 description 4
- 229910000679 solder Inorganic materials 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003252 repetitive effect Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K3/00—Tools, devices, or special appurtenances for soldering, e.g. brazing, or unsoldering, not specially adapted for particular methods
- B23K3/06—Solder feeding devices; Solder melting pans
- B23K3/0607—Solder feeding devices
- B23K3/0623—Solder feeding devices for shaped solder piece feeding, e.g. preforms, bumps, balls, pellets, droplets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K3/00—Tools, devices, or special appurtenances for soldering, e.g. brazing, or unsoldering, not specially adapted for particular methods
- B23K3/08—Auxiliary devices therefor
- B23K3/085—Cooling, heat sink or heat shielding means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
- G01K7/02—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using thermoelectric elements, e.g. thermocouples
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/18—Processes or apparatus specially adapted for the manufacture or treatment of these devices or of parts thereof
- H01L31/1876—Particular processes or apparatus for batch treatment of the devices
- H01L31/188—Apparatus specially adapted for automatic interconnection of solar cells in a module
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/36—Electric or electronic devices
- B23K2101/38—Conductors
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- General Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Manufacturing & Machinery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Electromagnetism (AREA)
- Sustainable Energy (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Sustainable Development (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The invention discloses a welding device and series welding equipment, wherein the welding device comprises a rack, an installation plate arranged on the rack and a heating part for heating the installation plate; the welding device further comprises a pressing pin used for pressing the position to be welded, the pressing pin is installed on the installation plate and can acquire heat from the installation plate, and the pressing pin heats and welds the stacked battery plates and the welding strips through the acquired heat. According to the technical scheme provided by the invention, the welding temperature can be accurately controlled through the pressing pin welding, so that the welding effect of the front side and the back side of the battery piece can be effectively controlled, and the welding quality of the battery string is favorably improved.
Description
Technical Field
The invention belongs to the field of photovoltaic cell production, and particularly relates to a welding device and series welding equipment.
Background
In the production process of photovoltaic cells, there is a process of welding cell pieces into a cell string. The traditional technology is that an infrared lamp tube is used for heating and welding, and the welding effect of a welding lamp box on a battery string placed below is controlled by controlling the power of the infrared lamp tube.
However, the lamp box is not closed, heat dissipation is fast, and welding temperature is difficult to accurately control. And the welding effect of the welding strip on the back surface of the battery piece is difficult to ensure.
Disclosure of Invention
In view of this, the present invention provides a welding device and series welding equipment to solve the problem of poor welding effect of the back side welding strip of the battery piece caused by rapid heat dissipation in the infrared lamp tube heating welding mode in the conventional process.
In order to achieve the purpose, the technical scheme of the invention is realized as follows:
the invention provides a welding device which comprises a rack, an installation plate and a heating part, wherein the installation plate is installed on the rack;
the welding device further comprises a pressing pin used for pressing the position to be welded, the pressing pin is installed on the installation plate and can acquire heat from the installation plate, and the pressing pin heats and welds the stacked battery plates and the welding strips through the acquired heat.
Preferably, the pressing pins comprise a plurality of groups, each group of the pressing pins comprises a first welding pressing pin and a second welding pressing pin, wherein the cross section of the first welding pressing pin is smaller than that of the second welding pressing pin;
the first welding pressing pin is used for pressing down the welding strip on the main grid line on the front side of the heating battery piece, the second welding pressing pin is used for pressing down the welding strip below the main grid line on the back side below the heating battery piece, or,
the first welding pressing pin is used for pressing down a welding strip on a main grid line on the front side of the heating battery piece, and the second welding pressing pin is used for pressing down a welding strip on a main grid line on the front side of the upper side of the heating battery piece and a welding strip below a main grid line on the back side of the lower side of the battery piece.
Preferably, the press pins are arranged on the mounting plate at intervals in a plurality of rows, each row of the press pins is arranged in a straight line, and each row of the press pins comprises at least one group of press pins.
Preferably, the mounting plates are arranged side by side, two ends of each mounting plate are respectively fixed on the rack, and a row of press pins are arranged on each mounting plate along the direction from one end to the other end;
the heating part is an electric heating rod, and each electric heating rod is arranged in the mounting plate respectively.
Preferably, the number of the mounting plates is at least one, two ends of each mounting plate are respectively fixed on the rack, and a plurality of rows of the press pins are arranged on each mounting plate at intervals along the direction from one end to the other end;
the heating parts are electric heating rods, a plurality of electric heating rods are arranged in each mounting plate at intervals, and the pressing pins and the electric heating rods are arranged in a staggered mode;
preferably, a heat insulation sheet is arranged between two adjacent electric heating rods in the mounting plate.
Preferably, the mounting plate is provided with an opening, the pressing pin is movably penetrated in the opening, and the top of the pressing pin is provided with an elastic component so as to be capable of elastically moving in the opening relative to the mounting plate.
Preferably, the elastic component is a spiral spring arranged on the top of the pressing pin;
the welding device further comprises a baffle fixed on the mounting plate, and the baffle is blocked at one end, deviating from the press pin, of the spiral spring.
Preferably, the mounting plate is provided with a detection component for detecting the temperature of the mounting plate;
and/or a heat insulation component is arranged between the mounting plate and the frame.
According to another aspect of the invention, a series welding device is also provided, which comprises a battery plate feeding device, a welding strip feeding device, a welding conveying device and the welding device;
the welding device comprises a welding conveying device, a battery piece feeding device, a welding strip feeding device and a welding strip feeding device, wherein the battery piece feeding device is used for providing battery pieces for the welding conveying device, the welding strip feeding device and the welding strip feeding device are used for providing welding strips for the welding conveying device, the welding strips and the battery pieces are arranged on the welding conveying device according to a preset sequence, the welding conveying device is used for conveying the stacked welding strips and the stacked battery pieces, the welding device is arranged above the welding conveying device, and the welding device can lift relative to the welding conveying device to weld the conveyed welding strips and the battery pieces through the press pins.
According to the technical scheme provided by the invention, the stacked battery plates and the welding strips are welded by acquiring heat from the mounting plate through the pressing pin, compared with a mode of heating and welding by adopting an infrared lamp tube in the prior art, the heat dissipation speed is low, and the welding temperature can be accurately controlled, so that the welding effect of the front and back of the battery plates can be effectively controlled, and the welding quality of a battery string is favorably improved.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate an embodiment of the invention and, together with the description, serve to explain the invention and not to limit the invention.
In the drawings:
FIG. 1 is a schematic view of a welding apparatus according to an embodiment of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1;
FIG. 3 is a side view of FIG. 1;
FIG. 4 is a schematic structural view of a welding apparatus according to another embodiment of the present invention;
FIG. 5 is an enlarged view of a portion of FIG. 4;
FIG. 6 is a side view of FIG. 4;
fig. 7 is a schematic view of the structure of fig. 4 as seen from the bottom.
Description of reference numerals:
1-a frame; 11-opening a hole; 2-mounting a plate; 3-a baffle plate; 4-pressing the needle; 41-a first welding press pin; 42-second welding pressing pin; 5-an electric heating rod; 6-a thermocouple; 7-heat insulation means.
Detailed Description
Example embodiments will now be described more fully with reference to the accompanying drawings. Example embodiments may, however, be embodied in many different forms and should not be construed as limited to the examples set forth herein; rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of example embodiments to those skilled in the art. The drawings are merely schematic illustrations of the present disclosure and are not necessarily drawn to scale. The same reference numerals in the drawings denote the same or similar parts, and thus their repetitive description will be omitted.
Furthermore, the described features, structures, or characteristics may be combined in any suitable manner in one or more embodiments. In the following description, numerous specific details are provided to give a thorough understanding of embodiments of the disclosure. One skilled in the relevant art will recognize, however, that the subject matter of the present disclosure can be practiced without one or more of the specific details, or with other methods, components, devices, steps, and the like. In other instances, well-known structures, methods, devices, implementations, materials, or operations are not shown or described in detail to avoid obscuring aspects of the disclosure.
Spatially relative terms, such as "upper," "lower," "left," "right," and the like, may be used herein for ease of description to describe one element or feature's relationship to another element or feature as illustrated in the figures. It will be understood that the spatial terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" other elements or features would then be oriented "above" the other elements or features. Thus, the exemplary term "lower" can encompass both an upper and a lower orientation. The device may also be otherwise oriented, such as by rotation through 90 degrees or at other orientations and the spatially relative descriptors used herein interpreted accordingly.
The invention provides a welding device, which comprises a rack 1, an installation plate 2 arranged on the rack 1 and a heating part for heating the installation plate 2, wherein the rack is provided with a plurality of welding holes;
the welding device further comprises a pressing pin 4 used for pressing the part to be welded, the pressing pin 4 is installed on the installation plate 2 and can obtain heat from the installation plate 2, and the pressing pin 4 carries out heating welding on the stacked battery plates and the welding strips through the obtained heat.
According to the technical scheme provided by the invention, the pressing pin 4 acquires heat from the mounting plate 2 to weld the stacked battery plates and the welding strips, compared with a mode of heating and welding by using an infrared lamp tube in the prior art, the heat dissipation speed is low, and the welding temperature can be accurately controlled, so that the welding effect of the front and back of the battery plates can be effectively controlled, and the welding quality of a battery string is favorably improved.
In one embodiment of the present invention, as shown in fig. 1 to 3, the pressing pins 4 include a plurality of groups, each group of the pressing pins 4 includes a first welding pressing pin 41 and a second welding pressing pin 42, wherein the cross section of the first welding pressing pin 41 is smaller than the cross section of the second welding pressing pin 42.
The first welding pressing pin 41 is used for pressing down a welding strip on a main grid line on the front side of the heating battery piece 100, and the second welding pressing pin 42 is used for pressing down a welding strip below a main grid line on the back side below the heating battery piece 100; or, the first welding pressing pin 41 is used for pressing down a welding strip on a main grid line on the front side of the heating battery piece 100, and the second welding pressing pin 42 is used for pressing down a welding strip on a main grid line on the front side above the heating battery piece 100 and a welding strip below a main grid line on the back side below the heating battery piece.
In order to facilitate welding of the solder strips on a plurality of parallel main grid lines on the battery piece 100, a plurality of rows of the pressing pins 4 are arranged on the mounting plate 2 at intervals, each row of the pressing pins 4 is arranged in a straight line, and each row of the pressing pins comprises at least one group of pressing pins. Therefore, each row of pressing pins corresponds to one main grid line of the battery piece, and the plurality of rows of pressing pins correspond to the plurality of main grid lines of the battery piece 100, so that the pressing pins can weld the welding strips on the front and back of the battery piece along the main grid lines.
In the present embodiment, as shown in fig. 1 and 2, the mounting plate 2 is provided in plurality side by side, both ends of each mounting plate 2 are fixed to the frame 1, and a row of the presser pins 4 is arranged in a direction from one end to the other end of each mounting plate 2. Thus, a plurality of rows of press pins 4 are provided on the plurality of mounting plates 2. When the battery piece 100 moves along the direction indicated by the arrow in fig. 1 and 3, each row of pressing pins respectively moves corresponding to one main grid line of the battery piece 100, and the pressing pins press the welding strips and the battery piece to be heated and welded at the position corresponding to the overlapping position of the welding strips and the battery piece.
Specifically, the mounting plate 2 is provided with an opening, each pressing pin 4 is movably inserted into the opening, and the top of the pressing pin 4 is provided with an elastic member (not shown) to be capable of elastically moving in the opening relative to the mounting plate 2. Thus, when the pressing pin 4 can be elastically pressed on the part to be welded during welding, the damage of the battery piece and the pressing pin caused by rigid compression joint is prevented.
Further, the elastic component is a spiral spring arranged at the top of the pressing pin. After pressing pin 4 wears in the trompil of mounting panel 2, its top sets up coil spring, is provided with baffle 3 in coil spring's the one end that deviates from pressing pin 4, and baffle 3 is fixed on mounting panel 2, can play the effect of backstop to coil spring top exerts elasticity to pressing pin 4 on baffle 3.
In the present embodiment, the heating member for heating the mounting plate 2 is an electric heating rod 5, and the electric heating rod 5 is provided in each of the mounting plates 2.
In order to accurately control the stability of the mounting plate 2 and thus the heating temperature of the presser pins 4, it is preferable that the mounting plate 2 is provided with a detection means for detecting the temperature of the mounting plate 2. The detecting member may be a thermocouple 6 attached to each mounting plate 2, or may be another detecting member capable of detecting temperature.
In addition, in the present embodiment, the heat insulation members 7 are disposed between the mounting plate 2 and the rack 1, and as shown in fig. 1, the heat insulation members 7 are disposed between both ends of the mounting plate 2 and the rack 1, so that the heat of the mounting plate 2 is prevented from being transferred to the rack 1 by the heat insulation members 7, thereby preventing the safety problem, and the heat loss of the mounting plate can be effectively avoided.
It should be understood by those skilled in the art that the technical solution provided by the present invention is not limited to the manner of providing a plurality of mounting plates 2 in the present embodiment, and may also provide a mounting plate 2 as a whole, and mount a plurality of electric heating rods and a plurality of rows of press pins on the whole mounting plate 2, or adopt other press pin arrangement manners.
For example, in another embodiment, as shown in fig. 4-6, there is one mounting plate 2, but there may be more mounting plates, both ends of each mounting plate 2 are respectively fixed on the rack 1, and a plurality of rows of the pressing pins 4 are arranged on each mounting plate 2 at intervals along a direction from one end to the other end. In this embodiment, each row of pressing pins 4 comprises at least one group of pressing pins (in this embodiment, each row comprises one group of pressing pins), and each group of pressing pins comprises a first welding pressing pin 41 for welding the front side of the battery piece and a second welding pressing pin 42 for welding at least the back side of the battery piece.
Under the condition that sets up a plurality of mounting panels 2, every mounting panel 2 is provided with the multirow respectively (the needle bar row number on each mounting panel equals), and when a plurality of mounting panels set up side by side, the multirow needle bar on a plurality of mounting panels 2 corresponds the range respectively, forms every row of needle bar and includes the range of more group needle bars.
In this embodiment, the battery pieces are conveyed in the direction indicated by arrows in fig. 4, that is, the rows of pressing pins on the mounting plate 2 correspond to the plurality of main grid lines on the battery pieces one by one.
In this embodiment, the pressing pin 4 is installed in the opening of the mounting plate 2, a coil spring is disposed in the opening, and the baffle 3 is fixed to the mounting plate 2 to stop the coil spring, so that the elastic force of the coil spring can be applied to the pressing pin 4, and the pressing pin 4 can be elastically pressed against the portion to be welded.
In this embodiment, the heating member for heating the mounting plates 2 is an electric heating rod 5, a plurality of electric heating rods are arranged in each mounting plate 2 at intervals, and as shown in fig. 4, a plurality of rows of the pressing pins 4 and a plurality of electric heating rods are arranged in a staggered manner.
Preferably, in order to facilitate the individual control of the temperature of the area where each row of pressing pins 4 is located, i.e. the temperature of each electric heating rod 5, a heat insulation sheet (not shown in the figure) is arranged between two adjacent electric heating rods 5 in the mounting plate 2.
In this embodiment, as in the above-described embodiment, the mounting plate 2 is provided with a thermocouple 6 for detecting temperature, and preferably, the thermocouple 6 is provided in each region where each row of the plungers is located; a heat insulating member 7 for heat insulation is provided between the mounting plate 2 and the frame 1.
In addition, in the technical scheme provided by the invention, as shown in fig. 7, the frame 1 comprises a main plate body, the main plate body 1 is provided with an opening 11, and two ends of the mounting plate 2 are respectively fixed on two opposite side edges of the opening 11 in an overlapping manner. The battery plate 100 and the solder strip are in a position below the opening 11 (see fig. 3 and 6), and the pressing pin 4 penetrates through the opening 11 to weld the stacked battery plate 100 and the solder strip.
The welding device provided by the invention can effectively control the temperature of the pressing pin, so that the welding quality of the battery string can be improved.
According to another aspect of the invention, a series welding device is also provided, which comprises a battery plate feeding device, a welding strip feeding device, a welding conveying device and the welding device;
the welding device comprises a welding conveying device, a battery piece feeding device, a welding strip feeding device and a welding strip feeding device, wherein the battery piece feeding device is used for providing battery pieces for the welding conveying device, the welding strip feeding device and the welding strip feeding device are used for providing welding strips for the welding conveying device, the welding strips and the battery pieces are arranged on the welding conveying device according to a preset sequence, the welding conveying device is used for conveying the stacked welding strips and the stacked battery pieces, the welding device is arranged above the welding conveying device, and the welding device can lift relative to the welding conveying device to weld the conveyed welding strips and the battery pieces through a pressing pin 4.
It should be understood by those of ordinary skill in the art that the specific constructions and processes illustrated in the foregoing detailed description are exemplary only, and are not limiting. Furthermore, the various features shown above can be combined in various possible ways to form new solutions, or other modifications, by a person skilled in the art, all falling within the scope of the present invention.
Claims (10)
1. The welding device is characterized by comprising a rack, a mounting plate and a heating part, wherein the mounting plate is mounted on the rack;
the welding device further comprises a pressing pin used for pressing the position to be welded, the pressing pin is installed on the installation plate and can acquire heat from the installation plate, and the pressing pin heats and welds the stacked battery plates and the welding strips through the acquired heat.
2. The welding device of claim 1, wherein the press pins comprise a plurality of sets, each set comprising a first welding press pin and a second welding press pin, wherein the first welding press pin has a smaller cross section than the second welding press pin;
the first welding pressing pin is used for pressing down the welding strip on the main grid line on the front side of the heating battery piece, the second welding pressing pin is used for pressing down the welding strip below the main grid line on the back side below the heating battery piece, or,
the first welding pressing pin is used for pressing down a welding strip on a main grid line on the front side of the heating battery piece, and the second welding pressing pin is used for pressing down a welding strip on a main grid line on the front side of the upper side of the heating battery piece and a welding strip below a main grid line on the back side of the lower side of the battery piece.
3. The welding device of claim 2, wherein the press pins are spaced apart on the mounting plate in a plurality of rows, each row of the press pins being arranged linearly and each row of the press pins including at least one set of press pins.
4. The welding device according to claim 3, wherein a plurality of the mounting plates are arranged side by side, both ends of each mounting plate are respectively fixed on the rack, and a row of the press pins is arranged on each mounting plate along the direction from one end to the other end;
the heating part is an electric heating rod, and each electric heating rod is arranged in the mounting plate respectively.
5. The welding device according to claim 3, wherein the mounting plate is provided with at least one, two ends of each mounting plate are respectively fixed on the rack, and a plurality of rows of the press pins are arranged on each mounting plate at intervals along the direction from one end to the other end;
the heating parts are electric heating rods, a plurality of electric heating rods are arranged in each mounting plate at intervals, and the pressing pins and the electric heating rods are arranged in a staggered mode;
6. the welding device of claim 5, wherein a thermal shield is disposed between adjacent ones of the electrically heated rods within the mounting plate.
7. The welding device according to any one of claims 1-6, wherein the mounting plate is provided with an opening, the pressing pin is movably inserted into the opening, and the top of the pressing pin is provided with an elastic member to be elastically movable in the opening relative to the mounting plate.
8. The welding device of claim 7, wherein the resilient member is a coil spring disposed on top of the pressing pin;
the welding device further comprises a baffle fixed on the mounting plate, and the baffle is blocked at one end, deviating from the press pin, of the spiral spring.
9. The welding device according to any one of claims 1 to 8, wherein a detection member that detects a temperature of the mounting plate is provided on the mounting plate;
and/or a heat insulation component is arranged between the mounting plate and the frame.
10. A series welding device, characterized in that the series welding device comprises a battery plate feeding device, a welding strip feeding device, a welding conveying device and a welding device according to any one of claims 1-9;
the welding device comprises a welding conveying device, a battery piece feeding device, a welding strip feeding device and a welding strip feeding device, wherein the battery piece feeding device is used for providing battery pieces for the welding conveying device, the welding strip feeding device and the welding strip feeding device are used for providing welding strips for the welding conveying device, the welding strips and the battery pieces are arranged on the welding conveying device according to a preset sequence, the welding conveying device is used for conveying the stacked welding strips and the stacked battery pieces, the welding device is arranged above the welding conveying device, and the welding device can lift relative to the welding conveying device to weld the conveyed welding strips and the battery pieces through the press pins.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910988286.1A CN110625217A (en) | 2019-10-17 | 2019-10-17 | Welding device and series welding equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910988286.1A CN110625217A (en) | 2019-10-17 | 2019-10-17 | Welding device and series welding equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110625217A true CN110625217A (en) | 2019-12-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910988286.1A Pending CN110625217A (en) | 2019-10-17 | 2019-10-17 | Welding device and series welding equipment |
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| CN (1) | CN110625217A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111451657A (en) * | 2020-01-13 | 2020-07-28 | 任建丽 | Series welding method for photovoltaic cell string in crystalline silicon photovoltaic cell assembly |
| CN111765989A (en) * | 2020-05-29 | 2020-10-13 | 无锡小强半导体科技有限公司 | Series welding machine based on temperature verification and verification method thereof |
| CN113070544A (en) * | 2021-05-12 | 2021-07-06 | 杭州瞩日能源科技有限公司 | Welding pin structure and welding method |
| CN113695796A (en) * | 2021-08-27 | 2021-11-26 | 浙江晶科能源有限公司 | Welding tool and battery string manufacturing method |
| CN113909740A (en) * | 2021-09-28 | 2022-01-11 | 晶澳（邢台）太阳能有限公司 | Stitch welding machine welding head temperature measuring device, stitch welding machine and using method of stitch welding machine |
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| CN111765989B (en) * | 2020-05-29 | 2022-05-24 | 无锡小强半导体科技有限公司 | Series welding machine based on temperature verification and verification method thereof |
| CN113070544A (en) * | 2021-05-12 | 2021-07-06 | 杭州瞩日能源科技有限公司 | Welding pin structure and welding method |
| CN113695796A (en) * | 2021-08-27 | 2021-11-26 | 浙江晶科能源有限公司 | Welding tool and battery string manufacturing method |
| CN113909740A (en) * | 2021-09-28 | 2022-01-11 | 晶澳（邢台）太阳能有限公司 | Stitch welding machine welding head temperature measuring device, stitch welding machine and using method of stitch welding machine |
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