CN210848775U - Ultrasonic welding positioning tool for battery cover plate connecting sheet and battery pole group pole lug - Google Patents
Ultrasonic welding positioning tool for battery cover plate connecting sheet and battery pole group pole lug Download PDFInfo
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- CN210848775U CN210848775U CN201921428815.4U CN201921428815U CN210848775U CN 210848775 U CN210848775 U CN 210848775U CN 201921428815 U CN201921428815 U CN 201921428815U CN 210848775 U CN210848775 U CN 210848775U
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The utility model discloses an ultrasonic welding positioning tool for a battery cover plate connecting piece and a battery pole group lug, which comprises a base; a cover plate bracket which is vertically distributed is fixedly arranged at the middle position of the top of the base; a cover plate bracket) is clamped with battery cover plate positioning supports which are longitudinally distributed; the top surface of the battery cover plate positioning support is used for placing a battery cover plate, and the top of the battery cover plate is provided with two battery cover plate connecting sheets which need to be welded; the right side surface of the battery cover plate positioning support is fixedly connected with the left side of the welding seat fixing frame; the right side of the welding seat fixing frame is fixedly connected with a pole group positioning supporting plate; the top surface of the pole group positioning supporting plate is used for placing a battery pole group to be welded with a pole lug; a welding base exposing hole is formed in the welding base fixing frame; the base is fixedly provided with an ultrasonic welding base at a position right below the exposed hole of the welding base. The utility model discloses can guarantee the welding fastness of cover plate connection piece and battery utmost point group utmost point ear among the large capacity lithium ion battery, guarantee battery safe handling.
Description
Technical Field
The utility model relates to a battery technology field especially relates to ultrasonic welding position frock of power battery cover plate connection piece and battery utmost point group utmost point ear.
Background
At present, lithium ion batteries have the advantages of high specific energy, high cycle times, long storage time and the like, and are widely applied to portable electronic equipment such as mobile phones, digital video cameras and portable computers, and also widely applied to large and medium-sized electric equipment such as electric automobiles, electric bicycles, electric tools and the like.
With energy crisis and climate warming in the world, a brand new energy mode is urgently needed in the field of transportation, and lithium ion batteries attract extensive attention in the field of transportation due to the characteristics of environmental protection, high energy output and the like, and at present, related industries in the world develop extensive research on the application of the lithium ion batteries in the field. With the maturity and the increasing perfection of the electric automobile technology, the dream of the electric automobile and the hybrid electric automobile going into daily life becomes possible, and a huge commercial opportunity is created in the process of popularization of the electric automobile. The performance of the vehicle-mounted high-capacity power battery is good and bad, and the overall performance of the electric automobile is directly influenced. This puts higher demands on the vehicle-mounted power battery of the electric vehicle (for example, higher safety, more excellent performance, and lighter weight).
At present, the reliability and the safety of the battery are also a technical difficulty and a key point in the manufacturing process of a high-capacity power battery, particularly, the welding connectivity and the connection strength of a battery tab in the manufacturing and welding process are direct reasons which influence the performance of the battery, and the consistency and the firmness of the welding position directly influence the performance (including internal resistance and capacity) of the battery. The requirement of present large capacity battery to battery utmost point ear welded is stricter, if the battery capacity is high, because utmost point ear and utmost point post all can make utmost point post generate heat because of welding infirm (the rosin joint promptly) when big multiplying power charge-discharge, can cause very big potential safety hazard for the battery, long-time the use still can lead to battery performance and cycle life decay, and internal resistance increases, influences the various parameter performance of lithium cell, finally leads to the unable continuation of battery to use, and serious still can arouse the security of battery.
Therefore, at present, a device is urgently needed to be developed, the efficiency and the quality of the welding assembly of the pole lug of the high-capacity power battery pole group are greatly improved, and the welding firmness of the cover plate connecting sheet and the pole lug of the battery pole group in the high-capacity lithium ion battery is ensured.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a power battery cover plate connection piece and ultrasonic welding positioning frock of battery utmost point ear to the technical defect that prior art exists.
Therefore, the utility model provides an ultrasonic welding positioning tool for battery cover plate connecting sheets and battery pole group pole lugs, which comprises a base;
a cover plate bracket which is vertically distributed is fixedly arranged at the middle position of the top of the base;
the top of the cover plate bracket is clamped with battery cover plate positioning supports which are longitudinally distributed;
the top surface of the battery cover plate positioning support is used for placing a battery cover plate, and the top of the battery cover plate is provided with two battery cover plate connecting sheets which need to be welded;
the right side surface of the battery cover plate positioning support is fixedly connected with the left side of a welding seat fixing frame;
the right side of the welding seat fixing frame is fixedly connected with a pole group positioning supporting plate;
the top surface of the pole group positioning supporting plate is used for placing a battery pole group to be welded with a pole lug;
a welding base exposing hole is formed in the welding base fixing frame;
the base is fixedly provided with an ultrasonic welding base at a position right below the exposed hole of the welding base.
The battery cover plate positioning support is provided with a groove which is longitudinally distributed at the top part, and the shape and the size of the groove are correspondingly matched with the shape and the size of the bottom of the battery cover plate.
Wherein, the front side, the rear side and the middle part of the pole group positioning supporting plate are respectively provided with a positioning adjusting hole;
and a fixed adjusting bracket is arranged right below each positioning adjusting hole.
Compared with the prior art, the technical proposal provided by the utility model provides an ultrasonic welding positioning tool for connecting a cover plate of a power battery and a pole ear of a battery pole group, it can greatly improve the efficiency and the quality of the welding assembly of the pole lug of the high-capacity power battery pole group, ensure the welding firmness of the cover plate connecting sheet and the pole lug of the battery pole group in the high-capacity lithium ion battery, thereby maintaining the normal resistance of the battery and the welding consistency of the battery, ensuring the safe use of the lithium ion battery, the service life of the battery is greatly prolonged, the welding process of the battery is simplified, the production cost of the battery is reduced, the assembly quality of the battery is improved, the long-time normal use of the battery is ensured, the market competitiveness of the product is effectively improved, the battery is widely applied to production, and the battery has great production practice significance.
Drawings
Fig. 1 is a schematic view of a three-dimensional structure of an ultrasonic welding positioning tool for a battery cover plate connecting sheet and a battery pole group pole lug provided by the utility model;
fig. 2 is a schematic view of a three-dimensional structure of a base in the ultrasonic welding positioning tool for the battery cover plate connecting sheet and the battery pole group pole ear provided by the utility model;
fig. 3 is a schematic view of a three-dimensional structure of a cover plate bracket in the ultrasonic welding positioning tool for the battery cover plate connecting sheet and the battery pole group pole ear provided by the utility model;
fig. 4 is a schematic view of a three-dimensional structure of a battery cover plate positioning holder in the ultrasonic welding positioning tool for the battery cover plate connecting sheet and the battery pole group pole ear provided by the utility model;
fig. 5 is a schematic view of a three-dimensional structure of a pole group positioning support plate in the ultrasonic welding positioning tool for the battery cover plate connecting sheet and the battery pole group lug provided by the utility model;
fig. 6 is a schematic view of a three-dimensional structure of a fixed adjusting bracket in the ultrasonic welding positioning tool for the battery cover plate connecting sheet and the battery pole group pole ear provided by the utility model;
fig. 7 is a schematic view of a top view of a battery cover plate connecting piece for performing a welding operation by the ultrasonic welding positioning tool for the battery cover plate connecting piece and the battery pole group pole ear provided by the utility model;
fig. 8 is a schematic view of a top view structure of a battery pole group with a tab, which is required to perform a welding operation by the ultrasonic welding positioning tool for the battery cover plate connecting sheet and the tab of the battery pole group provided by the present invention;
fig. 9 is a schematic top view of the connection structure of the battery cover plate connection piece and the battery pole group with the pole ear after the utility model is matched with each other;
in the figure: 1 is a base, 2 is a cover plate bracket, 3 is a battery cover plate positioning support, 4 is a welding seat fixing frame, and 5 is a pole group positioning support plate;
6 is a fixed adjusting bracket, 7 is an ultrasonic welding base, and 40 is a welding base exposure hole;
20 is a battery cover plate, 10 is a battery cover plate connecting sheet, 30 is a battery pole group, and 31 is a pole ear.
Detailed Description
In order to make the technical field of the present invention better understand, the present invention is further described in detail with reference to the accompanying drawings and embodiments.
Referring to fig. 1 to 9, the utility model provides an ultrasonic welding positioning tool for a battery cover plate connecting piece and a battery pole group pole ear, which comprises a base 1;
a cover plate bracket 2 which is vertically distributed (specifically, connected by screws) is fixedly arranged at the middle position of the top of the base 1;
the top of the cover plate bracket 2 is clamped with battery cover plate positioning brackets 3 which are longitudinally distributed;
the top surface of the battery cover plate positioning support 3 is used for placing a battery cover plate 20, and the top of the battery cover plate 20 is provided with two battery cover plate connecting pieces 10 to be welded (the battery cover plate connecting pieces are positioned on the battery cover plate 20, can be integrally formed with the battery cover plate 20 or welded together in advance and are conductive connecting pieces);
the right side surface of the battery cover plate positioning support 3 is fixedly connected (for example, welded or inserted) with the left side of a welding seat fixing frame 4;
the right side of the welding seat fixing frame 4 is fixedly connected with a pole group positioning supporting plate 5;
the top surface of the pole group positioning supporting plate 5 is used for placing a battery pole group 30 needing to be welded with a tab 31;
a welding base exposure hole 40 is formed in the welding base fixing frame 4;
the base 1 is fixedly provided with an ultrasonic welding base 7 at a position right below the welding base exposure hole 40.
It should be noted that, through the utility model discloses, can fix a position battery apron 20 and the battery apron connection piece 10 on it to battery utmost point group 30 to having utmost point ear fixes a position (through utmost point group location layer board 5), consequently, at this time, through the ultrasonic bonding tool (being ultrasonic bonding tool) of current ultrasonic welding equipment, can carry out ultrasonic welding to the hookup location of the utmost point ear of battery apron connection piece and battery utmost point group.
The utility model discloses in, on specifically realizing, the battery apron location holds in the palm 3 top middle parts and the right-hand member recess 301 that have longitudinal distribution, and the shape size of this recess 301 matches with the shape size of battery apron 20 bottom correspondingly, can be with the embedded joint in battery apron 20 bottom.
In the utility model, in the concrete implementation, the front and back sides and the middle part of the pole group positioning support plate 5 are respectively provided with a positioning adjusting hole 50;
directly below each positioning adjustment hole 50, a fixed adjustment bracket 6 is provided.
It should be noted that, to the utility model discloses, the battery utmost point group welding position of various sizes can be conveniently carried out to the location regulation hole 50 of utmost point group location layer board 5 and intermediate position.
It should be noted that, for the utility model discloses, the effect of welding seat mount 4 is through the fixed ultrasonic welding base 7 use of both sides screw locking.
Wherein, ultrasonic welding welds base 7, is frock overall structure for use with other subassembly cooperations equipment.
The utility model discloses in, the size of utmost point group location layer board 5 equals with the size of the utmost point group that needs welding operation, consequently can fix a position the position of utmost point group.
The utility model discloses in addition, can insert the columniform locating piece of corresponding size in the location regulation hole 50, realize not unidimensional battery utmost point group spacing. The positioning adjustment holes 50 are long holes distributed in the transverse direction, and can be finely adjusted in the transverse direction.
Based on above technical scheme can know, the utility model discloses a structural design scientific and reasonable, the operation of being convenient for, processing low cost, the large tracts of land of being convenient for promote. Through the input and use of the new tool structure, the accurate positioning in the aspect of battery welding is realized, the welding process is simplified, and the battery welding quality is improved.
The utility model discloses can realize battery utmost point group utmost point ear and battery apron connection piece location. The pole group pole lugs and the cover plate connecting pieces are welded in a positioning ultrasonic welding mode, and the pole group pole lugs and the battery cover plate are matched and welded on the plane.
According to the technical scheme above, the utility model discloses can realize accurate apron and utmost point group welding position, prevent because the location is inaccurate and take place welding dislocation, the not jail scheduling problem of welding in welding process, guarantee utmost point group welded quality and uniformity simultaneously on the basis of guaranteeing battery safety, improve the operability and the continuity of battery.
To sum up, compared with the prior art, the utility model provides a battery cover plate connection piece and battery utmost point ear's ultrasonic welding position frock, it can improve the efficiency and the quality of large capacity power battery utmost point ear welding assembly greatly, guarantee the welding fastness of cover plate connection piece and battery utmost point ear among the large capacity lithium ion battery, thereby maintain the normal resistance and the battery welded uniformity of battery, guarantee lithium ion battery safe handling, and prolong the life of battery greatly, be favorable to simplifying the welding process of battery, reduce the manufacturing cost of battery, improve the assembly quality of battery, guarantee the long-time normal use of battery, effectively improved the market competitiveness of product, be favorable to extensively using in production, have great production practice meaning.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (3)
1. The ultrasonic welding positioning tool for the battery cover plate connecting sheet and the battery pole group pole lug is characterized by comprising a base (1);
a cover plate bracket (2) which is vertically distributed is fixedly arranged at the middle position of the top of the base (1);
the top of the cover plate bracket (2) is clamped with battery cover plate positioning supports (3) which are longitudinally distributed;
the top surface of the battery cover plate positioning support (3) is used for placing a battery cover plate (20), and the top of the battery cover plate (20) is provided with two battery cover plate connecting sheets (10) needing to be welded;
the right side surface of the battery cover plate positioning support (3) is fixedly connected with the left side of a welding seat fixing frame (4);
the right side of the welding seat fixing frame (4) is fixedly connected with a pole group positioning supporting plate (5);
the top surface of the pole group positioning supporting plate (5) is used for placing a battery pole group (30) needing to be welded with a pole lug;
a welding base exposure hole (40) is formed in the welding base fixing frame (4);
the base (1) is fixedly provided with an ultrasonic welding base (7) at a position right below the welding base exposure hole (40).
2. The ultrasonic welding positioning tool according to claim 1, wherein the top of the battery cover plate positioning support (3) is provided with longitudinally distributed grooves (301), and the shape and size of the grooves (301) are correspondingly matched with the shape and size of the bottom of the battery cover plate (20).
3. The ultrasonic welding positioning tool according to claim 1, wherein the front side, the rear side and the middle part of the pole group positioning support plate (5) are respectively provided with a positioning adjusting hole (50);
a fixed adjusting bracket (6) is arranged right below each positioning adjusting hole (50).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921428815.4U CN210848775U (en) | 2019-08-30 | 2019-08-30 | Ultrasonic welding positioning tool for battery cover plate connecting sheet and battery pole group pole lug |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921428815.4U CN210848775U (en) | 2019-08-30 | 2019-08-30 | Ultrasonic welding positioning tool for battery cover plate connecting sheet and battery pole group pole lug |
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| Publication Number | Publication Date |
|---|---|
| CN210848775U true CN210848775U (en) | 2020-06-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921428815.4U Active CN210848775U (en) | 2019-08-30 | 2019-08-30 | Ultrasonic welding positioning tool for battery cover plate connecting sheet and battery pole group pole lug |
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| CN (1) | CN210848775U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110587108A (en) * | 2019-08-30 | 2019-12-20 | 天津力神电池股份有限公司 | Ultrasonic welding positioning tool for battery cover plate connecting sheet and battery pole group pole lug |
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2019
- 2019-08-30 CN CN201921428815.4U patent/CN210848775U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110587108A (en) * | 2019-08-30 | 2019-12-20 | 天津力神电池股份有限公司 | Ultrasonic welding positioning tool for battery cover plate connecting sheet and battery pole group pole lug |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220124 Address after: 266500 Minshan Road, Huangdao District, Qingdao, Shandong Patentee after: LISHEN (QINGDAO) NEW ENERGY CO.,LTD. Address before: No.38, South Haitai Road, Binhai high tech Industrial Development Zone, Binhai New Area, Tianjin Patentee before: TIANJIN LISHEN BATTERY JOINT-STOCK Co.,Ltd. |
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| TR01 | Transfer of patent right |