CN211305137U - Welding device and series welding equipment - Google Patents
Welding device and series welding equipment Download PDFInfo
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- CN211305137U CN211305137U CN201921743412.9U CN201921743412U CN211305137U CN 211305137 U CN211305137 U CN 211305137U CN 201921743412 U CN201921743412 U CN 201921743412U CN 211305137 U CN211305137 U CN 211305137U
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- 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
Abstract
The utility model discloses a welding device and series welding equipment, wherein the welding device comprises a frame, a mounting plate arranged on the frame and a heating component for heating the mounting 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. The utility model provides an among the technical scheme, can accurate control welding temperature through the tucking welding to the positive welding effect with the back of battery piece can effective control, does benefit to the welding quality who improves the battery cluster.
Description
Technical Field
The utility model belongs to photovoltaic cell production field especially relates to a welding set 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.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing a welding set and series welding equipment to solve the problem that the heat that adopts infrared fluorescent tube heating welding's mode to exist in the traditional handicraft scatters and disappears and to lead to the poor welding effect of battery piece back side solder strip soon.
In order to achieve the above purpose, the technical scheme of the utility model is realized like this:
the utility model provides a welding device, which comprises a frame, a mounting plate arranged on the frame and a heating component used for heating the mounting 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.
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 present invention, there is also provided a series welding apparatus, comprising a battery plate feeding device, a welding strip feeding device, a welding conveying device and the welding device as described above;
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.
The utility model provides a technical scheme acquires the heat from the mounting panel through the tucking and welds the battery piece and the solder strip that stack, compares and adopts infrared fluorescent tube to heat welded mode among the prior art, and the heat is scattered and disappears slowly, can accurate control welding temperature to the positive welding effect with the back of battery piece can effective control, does benefit to the welding quality who improves the battery cluster.
Drawings
The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:
fig. 1 is a schematic structural 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 utility model provides a welding device, which comprises a frame 1, a mounting plate 2 arranged on the frame 1 and a heating component for heating the mounting plate 2;
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.
The utility model provides an among the technical scheme, acquire the heat through tucking 4 from mounting panel 2 and come to weld the battery piece that stacks and weld the area, compare and adopt infrared fluorescent tube to heat welded mode among the prior art, the heat scattering and disappearing speed is slow, can accurate control welding temperature to the positive welding effect with the back of battery piece can effective control, does benefit to the welding quality who improves the battery cluster.
In a specific embodiment of the present invention, as shown in fig. 1 to 3, the pressing pin 4 includes a plurality of groups, and each group of the pressing pin 4 includes a first welding pressing pin 41 and a second welding pressing pin 42, wherein a cross section of the first welding pressing pin 41 is smaller than a 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 can 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 the mounting plates 2 may be provided as an integral one, and a plurality of electric heating rods and a plurality of rows of press pins are mounted on the integral mounting plate 2, or other press pin arrangement manners are adopted.
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.
Additionally, the utility model provides an among the technical scheme, as shown in fig. 7, frame 1 includes the mainboard body, is provided with trompil 11 on the mainboard body 1, and the both ends difference overlap joint of mounting panel 2 is fixed on the relative both sides edge of trompil 11. 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 utility model provides a welding set can the effective control press the temperature of needle to can improve the welding quality of battery cluster.
According to another aspect of the present invention, there is also provided a series welding apparatus, comprising a battery plate feeding device, a welding strip feeding device, a welding conveying device and the welding device as described above;
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 is to be understood by one of ordinary skill in the art that the specific structures and processes shown in the detailed description are exemplary only and not limiting. Moreover, a person skilled in the art can combine the various technical features described above in various possible ways to form new technical solutions, or make other modifications, all of which fall 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 heater block is electric heating rod, every the interval is provided with many in the mounting panel electric heating rod, multirow tucking and many electric heating rod staggered arrangement.
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 6, 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 |
|---|---|---|---|
| CN201921743412.9U CN211305137U (en) | 2019-10-17 | 2019-10-17 | Welding device and series welding equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921743412.9U CN211305137U (en) | 2019-10-17 | 2019-10-17 | Welding device and series welding equipment |
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| Publication Number | Publication Date |
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| CN211305137U true CN211305137U (en) | 2020-08-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921743412.9U Active CN211305137U (en) | 2019-10-17 | 2019-10-17 | Welding device and series welding equipment |
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| CN (1) | CN211305137U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112059344A (en) * | 2020-08-17 | 2020-12-11 | 晶澳（邢台）太阳能有限公司 | MBB series welding machine welds area suppression frock |
-
2019
- 2019-10-17 CN CN201921743412.9U patent/CN211305137U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112059344A (en) * | 2020-08-17 | 2020-12-11 | 晶澳（邢台）太阳能有限公司 | MBB series welding machine welds area suppression frock |
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