CN113523633A - Welding device for battery module - Google Patents
Welding device for battery module Download PDFInfo
- Publication number
- CN113523633A CN113523633A CN202110858001.XA CN202110858001A CN113523633A CN 113523633 A CN113523633 A CN 113523633A CN 202110858001 A CN202110858001 A CN 202110858001A CN 113523633 A CN113523633 A CN 113523633A
- Authority
- CN
- China
- Prior art keywords
- bottom plate
- copper
- copper nozzle
- side wall
- fixedly connected
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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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
- B23K31/00—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
- B23K31/02—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups relating to soldering or welding
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B5/00—Cleaning by methods involving the use of air flow or gas flow
- B08B5/04—Cleaning by suction, with or without auxiliary action
-
- 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
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
-
- 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
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0426—Fixtures for other work
- B23K37/0435—Clamps
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/502—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
- H01M50/514—Methods for interconnecting adjacent batteries or cells
- H01M50/516—Methods for interconnecting adjacent batteries or cells by welding, soldering or brazing
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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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Connection Of Batteries Or Terminals (AREA)
- Arc Welding In General (AREA)
Abstract
The invention belongs to the technical field of welding of battery modules, and particularly relates to a welding device of a battery module, which comprises a copper nozzle bottom plate, a bottom plate cross beam, a copper nozzle pressing plate, a smoke exhaust hood, a fan blade holder, reinforcing ribs and a copper nozzle assembly, wherein the bottom plate cross beam is longitudinally arranged at the upper end of the copper nozzle bottom plate, the two bottom plate cross beams are symmetrically arranged, the copper nozzle pressing plate is transversely arranged at the lower end of the copper nozzle bottom plate, the fan blade holder is fixedly connected with the upper side wall of the bottom plate cross beam, the reinforcing ribs are transversely arranged between the two bottom plate cross beams, the two ends of the reinforcing ribs are fixedly connected with the side wall of the bottom plate cross beam, and the copper nozzle assembly is fixedly connected with the upper side wall of the copper nozzle pressing plate.
Description
Technical Field
The invention relates to the technical field of battery module welding, in particular to a welding device for a battery module.
Background
The battery module is a combination body which is formed by combining a plurality of battery modules in a series-parallel welding mode and can directly supply power after a circuit board and a shell are protected. In the welding process of battery module, need make the busbar laminate the utmost point post surface of module electricity core completely, just can guarantee welded yield, also can guarantee welded outward appearance requirement simultaneously, module welding set technical wide application new energy automobile field.
During the module welding, it is higher to the laminating degree requirement of electric core in the busbar, also higher to welding outward appearance requirement. However, due to the fact that welding energy is large, welding appearance is poor, slag splashes and smoke and dust are generated, and therefore the battery module welding tool which is good in adaptability, good in fitting degree, environment-friendly and capable of meeting welding appearance requirements is needed.
Disclosure of Invention
The invention aims to provide a welding device of a battery module, and aims to solve the problems that the welding appearance is poor, welding slag is easy to splash, smoke and dust are generated, the existing welding tool cannot be well adapted, the fitting degree is poor, and the environment cannot be well protected in the welding process of a battery core in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a welding set of battery module, includes copper nozzle bottom plate, bottom plate crossbeam, copper nozzle clamp plate, smoke exhaust cover, fan blade holder, strengthening rib and copper nozzle subassembly, the bottom plate crossbeam vertically sets up the upper end of copper nozzle bottom plate, two the bottom plate crossbeam symmetry sets up, the copper nozzle clamp plate transversely sets up the lower extreme of copper nozzle bottom plate, the fan blade holder with the last side wall fixed connection of bottom plate crossbeam, the strengthening rib transversely sets up two between the bottom plate crossbeam, the both ends of strengthening rib all with the lateral wall fixed connection of bottom plate crossbeam, the copper nozzle subassembly with the last side wall fixed connection of copper nozzle clamp plate.
Preferably, the copper nozzle assembly comprises a copper nozzle, the copper nozzle is located on the upper side wall of the copper nozzle pressing plate, symmetrical pressing block guide pillars are fixedly arranged on the lower side wall of the copper nozzle pressing plate, symmetrical grooves are formed in the upper side wall of the pressing block guide pillars, flat springs are fixedly arranged in the grooves, the lower ends of the flat springs are fixedly connected with the inner walls of the grooves, small holes are formed in the upper side wall of the copper nozzle, plugs are fixedly arranged in the small holes, threaded holes are formed in the side wall of the copper nozzle, and pipe joints are fixedly arranged in the threaded holes.
Preferably, the pipe joint is located outwards when in use, and the pressing rod of the pressing block guide post faces upwards.
Preferably, the lower side walls of the two bottom plate cross beams are fixedly connected with the upper side wall of the copper nozzle bottom plate.
Preferably, the upper side wall of the copper nozzle pressing plate is fixedly connected with the lower side wall of the bottom plate cross beam, and the lower side wall of the copper nozzle pressing plate is fixedly connected with the upper side wall of the copper nozzle bottom plate.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, the air passage is formed in the copper nozzle, the air outlet is arranged at the bottom end of the copper nozzle, the exhaust grooves are formed in the two side ends of the copper nozzle, so that shielding gas can be uniformly blown and dispersed during welding, the phenomenon of shielding gas accumulation cannot occur, welding lines are clear and attractive, the air knife seat can effectively prevent welding slag generated during welding from splashing, the welding lens is prevented from being polluted by the welding slag, smoke generated during welding can be effectively sucked by the smoke exhaust hood, the welding appearance effect is greatly improved, and the welding lines are clear and attractive.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
fig. 2 is a schematic structural view of the copper nozzle assembly of fig. 1.
In the figure: the device comprises a copper nozzle bottom plate 1, a bottom plate cross beam 2, a copper nozzle pressing plate 3, a smoke exhaust hood 4, an air knife seat 5, a reinforcing rib 6, a copper nozzle assembly 7, a pressing block guide pillar 8, a flat spring 9, a copper nozzle 10, a pressing rod 11, a plug 12 and a pipe joint 13.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Example (b):
referring to fig. 1-2, the present invention provides a technical solution: the utility model provides a welding set of battery module, including copper nozzle bottom plate 1, bottom plate crossbeam 2, copper nozzle clamp plate 3, exhaust hood 4, fan blade seat 5, strengthening rib 6 and copper nozzle subassembly 7, bottom plate crossbeam 2 vertically sets up the upper end at copper nozzle bottom plate 1, two bottom plate crossbeam 2 symmetries set up, copper nozzle clamp plate 3 transversely sets up the lower extreme at copper nozzle bottom plate 1, fan blade seat 5 and bottom plate crossbeam 2's last side wall fixed connection, strengthening rib 6 transversely sets up between two bottom plate crossbeams 2, the both ends of strengthening rib 6 all with bottom plate crossbeam 2's lateral wall fixed connection, copper nozzle subassembly 7 and copper nozzle clamp plate 3's last side wall fixed connection.
The pipe joint 13 is positioned outwards when in use, and the pressing rod 11 of the briquetting guide post 8 is upwards.
The lower side walls of the two bottom plate cross beams 2 are fixedly connected with the upper side wall of the copper nozzle bottom plate 1.
The upper side wall of the copper nozzle pressing plate 3 is fixedly connected with the lower side wall of the bottom plate cross beam 2, and the lower side wall of the copper nozzle pressing plate 3 is fixedly connected with the upper side wall of the copper nozzle bottom plate 1.
The working principle is as follows: corresponding copper mouth clamp plate 3 is selected to earlier as required welded battery module, welding set pushes down to the assigned position along with the cylinder, copper mouth 10 laminates with the busbar completely, copper mouth 10 rises, flat spring 9 atress compression, give the elasticity that copper mouth 10 pushed down, make busbar and module electricity core utmost point post surface laminate completely, the protective gas opens before the welding, the protective gas gets into the chamber way in copper mouth 10 through coupling 13 of copper mouth subassembly 7, from the blowout of the square notch in copper mouth 10 bottom, the spun protective gas disperses from the notch of copper mouth 10 both sides, compressed air gets into from the coupling of air knife seat 5, spout from the long notch of both sides, the dust catcher starts, smoke suction hood 4 begins to breathe in, begin the welding afterwards.
While there have been shown and described the fundamental principles and essential features of the invention and advantages thereof, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. A welding device of a battery module comprises a copper nozzle bottom plate (1), a bottom plate cross beam (2), a copper nozzle pressing plate (3), a smoke exhaust hood (4), an air knife seat (5), a reinforcing rib (6) and a copper nozzle assembly (7), it is characterized in that the bottom plate cross beams (2) are longitudinally arranged at the upper end of the copper nozzle bottom plate (1), the two bottom plate cross beams (2) are symmetrically arranged, the copper nozzle pressing plate (3) is transversely arranged at the lower end of the copper nozzle bottom plate (1), the air knife seat (5) is fixedly connected with the upper side wall of the bottom plate cross beam (2), the reinforcing ribs (6) are transversely arranged between the two bottom plate cross beams (2), both ends of the reinforcing rib (6) are fixedly connected with the side wall of the bottom plate crossbeam (2), the copper nozzle assembly (7) is fixedly connected with the upper side wall of the copper nozzle pressing plate (3).
2. The welding device of a battery module according to claim 1, wherein: copper mouth subassembly (7) include copper mouth (10), copper mouth (10) are located the last lateral wall of copper mouth clamp plate (3), the fixed briquetting guide pillar (8) that is provided with the symmetry of the lower lateral wall of copper mouth clamp plate (3), the recess of symmetry is seted up to the last lateral wall of briquetting guide pillar (8), two the inside of recess is all fixed and is provided with flat spring (9), two the lower extreme of flat spring (9) all with the inner wall fixed connection of recess, the aperture has been seted up to the last lateral wall of copper mouth (10), the inside fixed end cap (12) that is provided with of aperture, the screw hole has been seted up to the lateral wall of copper mouth (10), the inside fixed coupling (13) that is provided with of screw hole.
3. The welding device of a battery module according to claim 2, wherein: when the pipe joint (13) is used, the position faces outwards, and the pressure rod (11) of the pressure block guide post (8) faces upwards.
4. The welding device of a battery module according to claim 1, wherein: the lower side walls of the two bottom plate cross beams (2) are fixedly connected with the upper side wall of the copper nozzle bottom plate (1).
5. The welding device of a battery module according to claim 1, wherein: the upper side wall of the copper nozzle pressing plate (3) is fixedly connected with the lower side wall of the bottom plate cross beam (2), and the lower side wall of the copper nozzle pressing plate (3) is fixedly connected with the upper side wall of the copper nozzle bottom plate (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110858001.XA CN113523633B (en) | 2021-07-28 | 2021-07-28 | Welding device for battery module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110858001.XA CN113523633B (en) | 2021-07-28 | 2021-07-28 | Welding device for battery module |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113523633A true CN113523633A (en) | 2021-10-22 |
| CN113523633B CN113523633B (en) | 2022-08-23 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110858001.XA Active CN113523633B (en) | 2021-07-28 | 2021-07-28 | Welding device for battery module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113523633B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114131196A (en) * | 2021-12-27 | 2022-03-04 | 东莞拓斯达技术有限公司 | Battery series-parallel laser welding equipment |
| CN114346564A (en) * | 2021-12-27 | 2022-04-15 | 东莞拓斯达技术有限公司 | Clamp for series-parallel welding of batteries |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3686956A1 (en) * | 2018-04-20 | 2020-07-29 | Lg Chem, Ltd. | Battery module having bus bar, and battery pack |
| CN211162467U (en) * | 2019-10-10 | 2020-08-04 | 深圳市比克动力电池有限公司 | Frock suitable for square electric core utmost point post and aluminium bar hybrid welding |
| CN112427806A (en) * | 2020-10-29 | 2021-03-02 | 武汉力神动力电池系统科技有限公司 | Novel combined dust removal device for laser welding of power battery module |
| CN212793610U (en) * | 2020-07-01 | 2021-03-26 | 安徽久兴源新能源科技集团有限公司 | Battery module busbar laser welding protector |
| CN213410790U (en) * | 2020-07-08 | 2021-06-11 | 红安力神动力电池系统有限公司 | Laser welding time-sharing dust and slag removing device for power battery module |
-
2021
- 2021-07-28 CN CN202110858001.XA patent/CN113523633B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3686956A1 (en) * | 2018-04-20 | 2020-07-29 | Lg Chem, Ltd. | Battery module having bus bar, and battery pack |
| CN211162467U (en) * | 2019-10-10 | 2020-08-04 | 深圳市比克动力电池有限公司 | Frock suitable for square electric core utmost point post and aluminium bar hybrid welding |
| CN212793610U (en) * | 2020-07-01 | 2021-03-26 | 安徽久兴源新能源科技集团有限公司 | Battery module busbar laser welding protector |
| CN213410790U (en) * | 2020-07-08 | 2021-06-11 | 红安力神动力电池系统有限公司 | Laser welding time-sharing dust and slag removing device for power battery module |
| CN112427806A (en) * | 2020-10-29 | 2021-03-02 | 武汉力神动力电池系统科技有限公司 | Novel combined dust removal device for laser welding of power battery module |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114131196A (en) * | 2021-12-27 | 2022-03-04 | 东莞拓斯达技术有限公司 | Battery series-parallel laser welding equipment |
| CN114346564A (en) * | 2021-12-27 | 2022-04-15 | 东莞拓斯达技术有限公司 | Clamp for series-parallel welding of batteries |
| CN114346564B (en) * | 2021-12-27 | 2023-12-05 | 东莞拓斯达技术有限公司 | Clamp for battery serial-parallel welding |
| CN114131196B (en) * | 2021-12-27 | 2024-02-06 | 东莞拓斯达技术有限公司 | Battery serial-parallel laser welding equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113523633B (en) | 2022-08-23 |
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