CN208991960U - A kind of tab protection positioning device for lithium battery connection sheet ultrasonic bonding - Google Patents
A kind of tab protection positioning device for lithium battery connection sheet ultrasonic bonding Download PDFInfo
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- CN208991960U CN208991960U CN201821633023.6U CN201821633023U CN208991960U CN 208991960 U CN208991960 U CN 208991960U CN 201821633023 U CN201821633023 U CN 201821633023U CN 208991960 U CN208991960 U CN 208991960U
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- cathode
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- location notch
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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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- 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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Abstract
The utility model relates to a kind of tabs for lithium battery connection sheet ultrasonic bonding to protect positioning device, comprising: pressing plate and fixed plate；Positive and negative electrode location hole is equipped among the pressing plate side by side, two location hole double-side openings are equipped with positive and negative electrode location notch hole；The lower surface of pressing plate is symmetrically arranged at least four positive limiting slots in the two sides of positive location notch hole, positive limit plate is equipped with by axis in positive limiting slot, one end that positive limit plate is directed toward positive location notch hole is oblique angle and protrudes into positive location notch hole that the other end of positive limit plate is connect with positive limiting slot by spring；Cathode limiting slot and cathode limit plate is equally arranged in the two sides of cathode location notch hole；The centre of the fixed plate be equipped with positive positioning column and with cathode positioning column；The utility model can be positioned and be fixed with effective protection tab and to tab screening glass transmit process, and screening glass is avoided to fly out or keep to the edge, and the ultrasonic bonding efficiency and welding procedure yields of lithium battery connection sheet greatly improved.
Description
Technical field
The utility model relates to technical field of lithium ion, especially a kind of to be used for the ultrasonic bonding of lithium battery connection sheet
Tab protect positioning device.
Background technique
Currently, rectangular aluminum-shell battery uses on a large scale, and connection sheet ultrasonic welding in lithium ion battery scale manufacture
It is an essential procedure.Connection sheet needs in the welding process for the tab of two core to link together
Screening glass is welded simultaneously on tab, to protect core tab；And traditional welding manner, lack to connection sheet, screening glass and pole
Effective fixation in ear welding process, it is poor to the locating effect of screening glass, cause screening glass when producing line fast speed to be easy to fly out
Or keep to the edge, the yields of subsequent soldering processes is influenced, and then need to put into a large amount of manpower and material resources and make up, considerably increases production
At high cost, production efficiency is low.
Utility model content
The purpose of the utility model is to overcome the deficiencies in the prior art, provide a kind of for lithium battery connection sheet ultrasonic wave
The tab of welding protects positioning device, and realization is positioned and fixed in transmit process to the screening glass of tab, avoids protecting
Piece flies out or keeps to the edge, while improving the fixed efficiency of connection sheet, screening glass and core tab.
To achieve the above object, the utility model uses following technical scheme:
A kind of tab protection positioning device for lithium battery connection sheet ultrasonic bonding, comprising:
Pressing plate, the centre of the pressing plate are equipped with positive location hole and cathode location hole, the neighbour of the anode location hole side by side
Side offers positive location notch hole, and the adjacent side of the cathode location hole offers cathode location notch hole；The lower surface of the pressing plate
At least four positive limiting slots are symmetrically arranged in the two sides of the positive location notch hole, the lower surface of pressing plate is positioned in the cathode
The two sides of slot are symmetrically arranged at least four cathode limiting slots, are pacified respectively by axis in the anode limiting slot and cathode limiting slot
Equipped with positive limit plate and cathode limit plate；One end that the anode limit plate is directed toward positive location notch hole is oblique angle and protrudes into just
In the location notch hole of pole, the other end of positive limit plate is connect with positive limiting slot by spring；The cathode limit plate is directed toward negative
One end of pole location notch hole is oblique angle and protrudes into cathode location notch hole that the other end and the cathode limiting slot of cathode limit plate pass through
Spring connection；
Fixed plate, the centre of the fixed plate are equipped with the positive positioning column and and cathode matched with positive location hole side by side
The cathode positioning column that location hole matches, the anode positioning column and cathode positioning column are positioned with positive location hole and cathode respectively
Hole corresponds；The adjacent side of the anode positioning column and the adjacent side of cathode positioning column offer welding hole respectively, described in two
Welding hole is identical as the size of positive location notch hole and cathode location notch hole, and corresponds.
Further, the upper surface of the pressing plate is equipped with anode mark, the upper surface of pressing plate in the adjacent side of positive location notch hole
It is identified in the adjacent side of cathode location notch hole equipped with cathode.
Further, the both ends of the lower surface of the pressing plate are symmetrically arranged with the baltimore groove for fixture clamping pressing plate.
Further, the fixed plate is made of ferromagnetic material, and the both ends of the lower surface of the pressing plate are symmetrically installed with forever
Magnet block.
Further, the positive limit plate protrudes into positive location notch hole 2-3mm, and the cathode limit plate protrudes into cathode positioning
Slot 2-3mm.
The beneficial effects of the utility model are as follows: it is super as lithium battery that the utility model has rationally designed pressing plate and fixed plate
The positioning device of screening glass in sound wave welding, connection sheet and core tab, fixed plate is fixed on fixture, by two companies when positioning
Contact pin is placed in two positioning column two sides in fixed plate, and four tabs of two core are being moved to two connection sheets respectively
On, then pressing plate is fitted in fixed plate, the positioning column of location hole and fixed plate on pressing plate cooperates clamping, pressing plate just,
Cathode location notch hole covers in connection sheet and tab position respectively, and then screening glass is inserted into corresponding location notch hole,
Under the action of the limit plate cooperation spring of location notch hole two sides fixed plate is transferred to by press fitting on tab together with pressing plate
Subsequent welding post.
The utility model, can be with effective protection tab and to tab screening glass in the ultrasonic welding of lithium battery connection sheet
Transmit process is positioned and is fixed, and screening glass is avoided to fly out or keep to the edge；Compared to traditional welding positioning method, the utility model
The ultrasonic bonding efficiency and welding procedure yields of lithium battery connection sheet can be greatly improved.
Detailed description of the invention
Fig. 1 is the pressing plate positive structure schematic of the utility model；
Fig. 2 is the pressing plate structure schematic diagram of the utility model；
Fig. 3 is structural schematic diagram of the pressing plate back side of the utility model in the case where removing positive limit plate and cathode limit plate；
Fig. 4 is the structural schematic diagram of positive limit plate and cathode limit plate；
Fig. 5 is the structural schematic diagram of the fixed plate of the utility model；
Fig. 6 is the use schematic diagram one of the utility model；
Fig. 7 is the use schematic diagram two of the utility model；
Fig. 8 is the use schematic diagram three of the utility model；
Wherein: 1- pressing plate, 2- fixed plate, 3- anode location hole, 4- cathode location hole, 5- anode location notch hole, 6- cathode
Location notch hole, 7- anode limiting slot, 8- cathode limiting slot, 9- anode limit plate, the oblique angle 9a-, 9b- shaft mounting hole, 10- cathode limit
Position plate, 11- axis, 12- spring, 13- anode positioning column, 14- cathode positioning column, 15- anode mark, 16- cathode mark, 17- weldering
Connect hole, 18- baltimore groove, 19- permanent magnetic iron block, 20- positive strap, 21- negative straps, 22- positive pole ear, 23- cathode pole
Ear, 24- anode screening glass, 25- cathode screening glass, 31- core A, 32- core B.
Specific embodiment
The utility model is described further with reference to the accompanying drawing:
Referring to figs. 1 to a kind of tab protection positioning device for lithium battery connection sheet ultrasonic bonding shown in fig. 5, packet
It includes: pressing plate 1 and fixed plate 2.
The centre of the pressing plate 1 is equipped with positive location hole 3 and cathode location hole 4 side by side, the anode positioning in the present embodiment
Hole 3 is different with 4 designed size of cathode location hole, avoids 1 installation direction mistake of pressing plate to distinguish.
The adjacent side of the anode location hole 3 offers positive location notch hole 5, and the adjacent side of the cathode location hole 4 offers
Cathode location notch hole 6.
For the purposes of playing the role of differentiation, anode mark is equipped in the adjacent side of positive location notch hole 5 in the upper surface of pressing plate 1
15, the upper surface of pressing plate is equipped with cathode mark 16 in the adjacent side of cathode location notch hole 6.
Referring to shown in Fig. 3, the lower surface of the pressing plate 1 is being symmetrically arranged with four just in the two sides of the positive location notch hole 5
The lower surface of pole limiting slot 7, pressing plate 1 is symmetrically arranged with four cathode limiting slots 8 in the two sides of the cathode location notch hole 6, described
Positive limit plate 9 and cathode limit plate 10 are equipped with by axis 11 respectively in positive limiting slot 7 and cathode limiting slot 8.
Referring to shown in Fig. 4, positive limit plate 9 is identical with the structure of cathode limit plate 10, and one end is oblique angle 9a design, intermediate
Equipped with shaft mounting hole 9b.
One end that positive limit plate 9 is directed toward positive location notch hole 5 is oblique angle and protrudes into positive location notch hole 5, the positive limit
The other end of position plate 9 is connect with positive limiting slot 7 by spring 12, and positive limit plate 9 protrudes into 2-3mm in positive location notch hole 5
It is advisable, after being inserted into screening glass, screening glass both sides are faced directly by the beveled end of positive limit plate 9 and pushed down, under the action of spring 12
Screening glass is compressed in connection sheet and tab.
Likewise, one end that cathode limit plate 10 is directed toward cathode location notch hole 6 is oblique angle and protrudes into cathode location notch hole 6
Interior, the other end of cathode limit plate 10 is connect with cathode limiting slot 8 by spring 12.
In order to facilitate pressing plate 1 is carried, the baltimore groove for fixture clamping pressing plate is symmetrically arranged in the both ends of the lower surface of pressing plate 1
18。
Referring to Figure 5, the centre of the fixed plate 2 is equipped with the positive positioning column matched with positive location hole 3 side by side
13 and the cathode positioning column 14 that matches with cathode location hole 4, the anode positioning column 13 and cathode positioning column 14 are respectively and just
Pole location hole 3 and cathode location hole 4 correspond.
The adjacent side of the anode positioning column 13 and the adjacent side of cathode positioning column 14 offer welding hole 17 respectively, described in two
Welding hole 17 it is identical as the size of positive location notch hole 5 and cathode location notch hole 6, and correspond；After welding hole 17 is used for
Continuous ultrasonic wave is welded by connection sheet, screening glass and the tab of 17 pairs of tops of welding hole in this fixed plate 2.
In order to further fix pressing plate 1 and fixed plate 2, the fixed plate 2 of the present embodiment is made of ferromagnetic material, and in
The both ends of the lower surface of pressing plate 1 are symmetrically installed with permanent magnetic iron block 19；Matched in pressing plate 1 and fixed plate 2 by location hole and positioning column
After closing clamping, permanent magnetic iron block 19 can be adsorbed on 2 surface of fixed plate.
Referring to shown in Fig. 6 to Fig. 8, the application method of the utility model is as follows:
Fixed plate 2 is fixedly mounted on equipment fixture, is first individually positioned in positive strap 20 and negative straps 21
Then two 17 positions of welding hole in fixed plate 2 are transferred above tab opposite core A31 and core B32 to fixed plate 2,
The positive pole ear 22 and negative lug 23 of core A31 is individually positioned in positive strap 20 and negative straps 21, same to roll up
Two tabs correspondence of core B32 is also individually positioned in positive strap 20 and negative straps 21, then by pressing plate 1 by fixture
For carrying and installation in fixed plate 2, the positive location hole 3 and cathode location hole 4 of pressing plate 1 are fixed with positive positioning column 13 and cathode respectively
The corresponding clamping of position column 14, both ends are adsorbed by permanent magnetic iron block 19；Finally positive screening glass 24 and cathode screening glass 25 are filled respectively again
Enter in positive location notch hole 5 and cathode location notch hole 6, cooperates spring compression in correspondence by the limit plate of each location notch hole two sides
Tab and connection sheet on, fixed plate 2 can be then sent into together together with pressing plate 1 and core A31, core B32 subsequent super
Sound wave welding post is welded.
Embodiment described above is only that preferred embodiments of the present invention are described, not practical to this
Novel range is defined, and under the premise of not departing from the spirit of the design of the utility model, those of ordinary skill in the art are to this
The various changes and improvements that the technical solution of utility model is made should all fall into the protection that the utility model claims book determines
In range.
Claims (5)
1. a kind of tab for lithium battery connection sheet ultrasonic bonding protects positioning device characterized by comprising
Pressing plate, the centre of the pressing plate are equipped with positive location hole and cathode location hole side by side, and the adjacent side of the anode location hole is opened
Equipped with positive location notch hole, the adjacent side of the cathode location hole offers cathode location notch hole；The lower surface of the pressing plate is in institute
The two sides for stating positive location notch hole are symmetrically arranged at least four positive limiting slots, and the lower surface of pressing plate is in the cathode location notch hole
Two sides be symmetrically arranged at least four cathode limiting slots, be equipped with respectively by axis in the anode limiting slot and cathode limiting slot
Positive limit plate and cathode limit plate；One end that the anode limit plate is directed toward positive location notch hole is oblique angle and to protrude into anode fixed
In the slot of position, the other end of positive limit plate is connect with positive limiting slot by spring；It is fixed that the cathode limit plate is directed toward cathode
One end of position slot is oblique angle and protrudes into cathode location notch hole that the other end and cathode limiting slot of cathode limit plate pass through spring
Connection；
Fixed plate, the centre of the fixed plate are equipped with the positive positioning column matched with positive location hole side by side and position with cathode
The cathode positioning column that hole matches, it is described anode positioning column and cathode positioning column respectively with positive location hole and cathode location hole one
One is corresponding；The adjacent side of the anode positioning column and the adjacent side of cathode positioning column offer welding hole, welding described in two respectively
Hole is identical as the size of positive location notch hole and cathode location notch hole, and corresponds.
2. a kind of tab for lithium battery connection sheet ultrasonic bonding according to claim 1 protects positioning device,
It is characterized in that, the upper surface of the pressing plate is equipped with anode mark in the adjacent side of positive location notch hole, and the upper surface of pressing plate is in cathode
The adjacent side of location notch hole is identified equipped with cathode.
3. a kind of tab for lithium battery connection sheet ultrasonic bonding according to claim 1 protects positioning device,
It is characterized in that, the both ends of the lower surface of the pressing plate are symmetrically arranged with the baltimore groove for fixture clamping pressing plate.
4. a kind of tab for lithium battery connection sheet ultrasonic bonding according to claim 1 protects positioning device,
It is characterized in that, the fixed plate is made of ferromagnetic material, and the both ends of the lower surface of the pressing plate are symmetrically installed with permanent magnetic iron block.
5. a kind of tab for lithium battery connection sheet ultrasonic bonding according to claim 1 protects positioning device,
It is characterized in that, the anode limit plate protrudes into positive location notch hole 2-3mm, and the cathode limit plate protrudes into cathode location notch hole 2-
3mm。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821633023.6U CN208991960U (en) | 2018-10-09 | 2018-10-09 | A kind of tab protection positioning device for lithium battery connection sheet ultrasonic bonding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821633023.6U CN208991960U (en) | 2018-10-09 | 2018-10-09 | A kind of tab protection positioning device for lithium battery connection sheet ultrasonic bonding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208991960U true CN208991960U (en) | 2019-06-18 |
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ID=66803346
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821633023.6U Active CN208991960U (en) | 2018-10-09 | 2018-10-09 | A kind of tab protection positioning device for lithium battery connection sheet ultrasonic bonding |
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| CN (1) | CN208991960U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112192014A (en) * | 2020-10-19 | 2021-01-08 | 厦门海辰新能源科技有限公司 | Welding fixture, conductive welding sheet in-place detection device and detection method |
-
2018
- 2018-10-09 CN CN201821633023.6U patent/CN208991960U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112192014A (en) * | 2020-10-19 | 2021-01-08 | 厦门海辰新能源科技有限公司 | Welding fixture, conductive welding sheet in-place detection device and detection method |
| CN112192014B (en) * | 2020-10-19 | 2023-02-24 | 厦门海辰储能科技股份有限公司 | Welding fixture, conductive welding sheet in-place detection device and detection method |
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