CN112072130A - Battery cell tab alignment mechanism - Google Patents
Battery cell tab alignment mechanism Download PDFInfo
- Publication number
- CN112072130A CN112072130A CN202010823171.XA CN202010823171A CN112072130A CN 112072130 A CN112072130 A CN 112072130A CN 202010823171 A CN202010823171 A CN 202010823171A CN 112072130 A CN112072130 A CN 112072130A
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- Prior art keywords
- battery cell
- cell
- roller
- battery
- clamping
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- 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.)
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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
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/04—Construction or manufacture in general
- H01M10/0422—Cells or battery with cylindrical casing
- H01M10/0427—Button cells
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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
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/058—Construction or manufacture
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M6/00—Primary cells; Manufacture thereof
- H01M6/14—Cells with non-aqueous electrolyte
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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
-
- 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)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Connection Of Batteries Or Terminals (AREA)
Abstract
Electric core utmost point ear aligning mechanism includes: a mounting frame; the battery cell clamping arms are arranged on the mounting rack and used for clamping a battery cell; the lug detection sensor is arranged on the mounting frame and is used for detecting a lug of the battery cell clamped by the battery cell clamping arm; the battery cell rotating mechanism is arranged on the mounting rack and can enable the battery cell clamped by the battery cell clamping arms to rotate around the axis of the battery cell rotating mechanism. The cell tab aligning mechanism can position tabs on the end face of the button cell, accurately find the positions of the positive and negative electrode tabs of the cell through the cell tab aligning mechanism before the cell is transferred to the end face forming station, and rotate the cell to a preset position according to the positions of the tabs, so that the forming tool can avoid the tabs during the end face thermoforming treatment, and the damage to the cell tabs is avoided.
Description
Technical Field
The invention belongs to the technical field of lithium battery manufacturing, and particularly relates to a tab alignment mechanism for a cylindrical button type battery cell.
Background
Button cells are button-like cells that are generally thin and large in diameter relative to thickness. The appearance of the button cell battery meets the requirements of electronic information products and consumer electronic products on the light, thin and small battery, and has huge market potential.
In the button cell preparation technology, can carry out thermoforming to the electric core of convoluteing the completion after electric core coiling head unloading station, if will carry out thermoforming to the electric core terminal surface and handle, need carry out the alignment to utmost point ear on the electric core and carry out position control to electric core to when the terminal surface shaping, utmost point ear can be accomodate to terminal surface forming die's utmost point ear and dodge the position, avoid influencing the terminal surface shaping and handle.
Disclosure of Invention
The invention aims to provide a tab alignment mechanism capable of aligning and adjusting the position of a battery cell tab.
In order to achieve the purpose, the invention adopts the following technical solutions:
electric core utmost point ear aligning mechanism includes: a mounting frame; the battery cell clamping arms are arranged on the mounting rack and used for clamping a battery cell; the lug detection sensor is arranged on the mounting frame and is used for detecting a lug of the battery cell clamped by the battery cell clamping arm; the battery cell rotating mechanism is arranged on the mounting rack and can enable the battery cell clamped by the battery cell clamping arms to rotate around the axis of the battery cell rotating mechanism.
As a specific implementation manner of the battery cell tab aligning mechanism, the battery cell tab aligning mechanism further comprises a lifting driving unit, and the lifting driving unit is connected with the mounting frame and can control the mounting frame to move up and down.
As a specific embodiment of the battery cell tab aligning mechanism of the present invention, the tab detection sensor is located at the front side or the rear side of the battery cell clamping arm.
As a specific embodiment of the battery cell tab alignment mechanism of the present invention, the tab detection sensor is an optical fiber sensor.
As a specific embodiment of the battery cell tab aligning mechanism, the battery cell rotating mechanism includes a battery cell roller and a roller rotation driving unit for driving the battery cell roller to rotate around its axis, the battery cell roller is disposed on the mounting frame and located above the clamping end portion of the battery cell clamping arm, and the bottom of the battery cell roller can contact with the outer peripheral surface of the battery cell clamped by the battery cell clamping arm;
the surface of the clamping end part of the battery cell clamping arm, which is contacted with the battery cell, is a smooth surface.
As a specific embodiment of the battery cell tab aligning mechanism, a bearing for clamping the battery cell is arranged at the clamping end of the battery cell clamping arm, and the axis of the bearing is parallel to the axis of the battery cell.
As a specific embodiment of the battery cell tab aligning mechanism, the roller rotation driving unit is a servo motor, and the servo motor is connected with the battery cell roller through a transmission component to drive the battery cell roller to rotate.
As a specific embodiment of the cell tab aligning mechanism of the present invention, the transmission component includes a first bevel gear, a second bevel gear, and a connecting shaft, the first bevel gear is connected to an output shaft of the servo motor, one end of the connecting shaft is connected to the cell roller, the second bevel gear is disposed at the other end of the connecting shaft, the connecting shaft is coaxially disposed with the cell roller, and the first bevel gear is engaged with the second bevel gear.
As a specific embodiment of the battery cell tab aligning mechanism of the present invention, the battery cell clamp arm is driven by an air cylinder disposed on the mounting bracket to open or close.
According to the technical scheme, the battery core lug aligning mechanism can position the lugs on the end face of the button-type battery core, accurately finds the positions of the battery core lugs and the negative pole lugs through the battery core lug aligning mechanism before the battery core is transferred to the end face forming station, and rotates the battery core to the preset position according to the positions of the lugs, so that the forming tool can avoid the lugs during end face thermoforming treatment, and the damage to the battery core lugs is avoided.
Drawings
In order to illustrate the embodiments of the present invention more clearly, the drawings that are needed in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings can be obtained by those skilled in the art without inventive effort.
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a front view of an embodiment of the present invention;
FIG. 3 is a rear view of an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a cell clamping arm according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of another angle according to an embodiment of the present invention.
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
Detailed Description
In order to make the aforementioned and other objects, features and advantages of the present invention more apparent, embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
The lug aligning mechanism adjusts the position of the battery cell according to the position of the lug through the positioning detection of the lug positioned on the end surface of the battery cell, and rotates the battery cell to a set position, so that the battery cell end surface forming mechanism can conveniently carry out thermal forming treatment on the end surface of the battery cell.
As shown in fig. 1, fig. 2 and fig. 3, the battery tab aligning mechanism of the present embodiment includes a pair of battery clamping arms 1, a battery roller 2, a tab detection sensor 3, a roller rotation driving unit 5 and a clamping arm driving unit 6. The battery core tab alignment mechanism of this embodiment still includes a lift drive unit 4, and lift drive unit 4 is used for controlling reciprocating of whole alignment mechanism to the convenient clamp gets the electric core, but in other embodiments, if electric core carrier self can go up and down, or the equipment structure need not electric core and goes up and down, and lift drive unit 4 also can omit. The lift drive unit 4 of this embodiment adopts the cylinder, and the piston rod of cylinder links to each other with a mounting bracket 7, and electric core arm lock 1, electric core gyro wheel 2, utmost point ear detection sensor 3, gyro wheel rotary drive unit 5 and arm lock drive unit 6 all set up on mounting bracket 7, and when lift drive unit 4 moved, can drive mounting bracket 7 and reciprocate to make electric core arm lock 1 can descend to the top of electric core carrier (not shown in the figure), press from both sides electric core 10 on the electric core carrier.
The cell clamping arm 1 can be opened or closed under the control of the clamping arm driving unit 6, so that a cell is clamped. The clamp arm driving unit 6 of the present embodiment is a cylinder. In a preferred embodiment of the present invention, a bearing 8 is disposed at the clamping end of the cell clamping arm 1, the axis of the bearing is parallel to the axis of the cell, and when clamping the cell, the cell 10 is clamped by the bearing 8 located at the clamping end of the cell clamping arm 1. Cell gyro wheel 2 is located the top of bearing 8, and when electric core 10 was by the centre gripping of cell arm lock 1, the bottom of cell gyro wheel 2 can contact with the outer peripheral face of electric core 10. Electric core gyro wheel 2 can be driven by gyro wheel rotation driving unit 5 and rotatory around the axis of self, and when electric core gyro wheel 2 rotated, frictional force between electric core gyro wheel 2 and the 10 outer peripheral faces of electric core can drive the electric core rotation by the centre gripping of bearing 8 to can make utmost point ear on the electric core rotate the position of settlement along with electric core, make utmost point ear can not influence the terminal surface shaping and handle.
The utmost point ear detection sensor 3 of this embodiment adopts optical fiber sensor, sets up in the place ahead of electric core arm lock 1 for detect electric core utmost point ear's position, and the gyro wheel rotation driving unit 5 is given to the feedback signal, and the action of control gyro wheel rotation driving unit 5 makes electric core rotatory to the position of settlement. When the position of the lug changes, the position of the lug detection sensor can also be correspondingly changed, and if the lug is positioned at different end surfaces of the battery cell, the lug detection sensor can be correspondingly arranged at the front side or the rear side of the battery cell clamping arm.
The roller rotation driving unit 5 of this embodiment adopts a servo motor, the servo motor and the cell roller 2 are driven by a pair of engaged bevel gears (fig. 5), the servo motor is disposed obliquely above the cell roller, an output shaft of the servo motor is connected to a first bevel gear 5a, the cell roller 2 is connected to a second bevel gear 5b by a connecting shaft 5c passing through an axis center thereof, the second bevel gear 5b is disposed on the connecting shaft 5c, and the first bevel gear 5a is engaged with the second bevel gear 5 b. The electric core roller 2 and the roller rotation driving unit 5 of the embodiment form an electric core rotation mechanism, which is used for rotating the electric core to a set position, so that the end surface is convenient for thermal forming. Or when the installation position of the servo motor changes, other transmission structures can be adopted between the servo motor and the cell roller, for example, a coupling, a belt and a synchronous wheel and other conventional mechanical transmission structures are adopted for transmission. In addition, the bearing 8 of the present embodiment is used to reduce the friction force when the battery cell rotates, so as to facilitate the rotation of the battery cell, and when the surface of the clamping end portion of the battery cell clamping arm is smooth enough, the bearing may be omitted.
The action process of the tab aligning mechanism of the invention is as follows:
when the battery cell carrier with the battery cell is positioned below the lug aligning mechanism, the lifting driving unit 4 acts to drive the mounting frame 7 to integrally move downwards, the battery cell clamping arms 1 arranged on the mounting frame 7 also move downwards together, after the battery cell clamping arms are moved in place, the clamping arm driving unit 6 controls the battery cell clamping arms 1 to be closed to clamp the battery cell 10, and the lifting driving unit 4 drives the mounting frame 7 to move upwards;
after the battery cell is clamped by the battery cell clamping arm 1, the battery cell idler wheel 2 and the bearing 8 form three-point contact with the battery cell 10, the idler wheel rotation driving unit 5 controls the battery cell idler wheel 2 to rotate, and the battery cell positioned between the bearings 8 also rotates around the axis of the battery cell idler wheel 2; in the rotation process of the battery cell, the tab detection sensor 3 detects the tab, when the tab rotates to a set position along with the battery cell, the tab detection sensor 3 feeds back a detection signal, and the roller rotation driving unit 5 stops acting;
the lifting drive unit 4 drives the mounting rack 7 to move downwards, the cell clamping arms 1 are loosened, the cell with the adjusted position is placed back on the cell carrier, and the cell is continuously circulated to the next station (end face thermal forming station).
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (9)
1. Battery cell utmost point ear aligning mechanism, its characterized in that includes:
a mounting frame;
the battery cell clamping arms are arranged on the mounting rack and used for clamping a battery cell;
the lug detection sensor is arranged on the mounting frame and is used for detecting a lug of the battery cell clamped by the battery cell clamping arm;
the battery cell rotating mechanism is arranged on the mounting rack and can enable the battery cell clamped by the battery cell clamping arms to rotate around the axis of the battery cell rotating mechanism.
2. The battery core tab alignment mechanism of claim 1, wherein: the lifting driving unit is connected with the mounting frame and can control the mounting frame to move up and down.
3. The battery core tab alignment mechanism of claim 1, wherein: the tab detection sensor is located on the front side or the rear side of the cell clamping arm.
4. The cell tab alignment mechanism of claim 1 or 3, wherein: the tab detection sensor is an optical fiber sensor.
5. The battery core tab alignment mechanism of claim 1, wherein: the battery cell rotating mechanism comprises a battery cell roller and a roller rotating driving unit for driving the battery cell roller to rotate around the axis of the battery cell roller, the battery cell roller is arranged on the mounting frame and is positioned above the clamping end part of the battery cell clamping arm, and the bottom of the battery cell roller can be contacted with the outer peripheral surface of a battery cell clamped by the battery cell clamping arm;
the surface of the clamping end part of the battery cell clamping arm, which is contacted with the battery cell, is a smooth surface.
6. The battery core tab alignment mechanism of claim 5, wherein: the clamping end part of the battery cell clamping arm is provided with a bearing for clamping the battery cell, and the axis of the bearing is parallel to the axis of the battery cell.
7. The battery core tab alignment mechanism of claim 5, wherein: the roller rotation driving unit is a servo motor, and the servo motor is connected with the battery cell roller through a transmission part to drive the battery cell roller to rotate.
8. The cell tab alignment mechanism of claim 7, wherein: the transmission component comprises a first bevel gear, a second bevel gear and a connecting shaft, the first bevel gear is connected with an output shaft of the servo motor, one end of the connecting shaft is connected with the battery cell roller, the second bevel gear is arranged at the other end of the connecting shaft, the connecting shaft is coaxially arranged with the battery cell roller, and the first bevel gear is meshed with the second bevel gear.
9. The battery core tab alignment mechanism of claim 1, wherein: the battery cell clamping arm is driven by an air cylinder arranged on the mounting rack to be opened or closed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010823171.XA CN112072130A (en) | 2020-08-17 | 2020-08-17 | Battery cell tab alignment mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010823171.XA CN112072130A (en) | 2020-08-17 | 2020-08-17 | Battery cell tab alignment mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112072130A true CN112072130A (en) | 2020-12-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010823171.XA Pending CN112072130A (en) | 2020-08-17 | 2020-08-17 | Battery cell tab alignment mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112072130A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114406532A (en) * | 2022-01-14 | 2022-04-29 | 无锡易泽赛尔智能装备有限公司 | Full utmost point ear mass flow body secondary positioning device |
| CN114834892A (en) * | 2022-05-30 | 2022-08-02 | 珠海华冠科技股份有限公司 | Battery cell conveying mechanism |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000082488A (en) * | 1998-09-02 | 2000-03-21 | Furukawa Battery Co Ltd:The | Lug part correcting method in manufacturing cylindrical storage battery and lug part correcting device |
| CN207650363U (en) * | 2017-12-13 | 2018-07-24 | 浙江衡远新能源科技有限公司 | A kind of battery pole ear detection device |
| CN208384041U (en) * | 2018-07-06 | 2019-01-15 | 珠海华冠科技股份有限公司 | Battery core short-circuit test device and cylindrical battery core film-making up- coiler |
| CN109494410A (en) * | 2018-10-26 | 2019-03-19 | 深圳市中基自动化有限公司 | A kind of cell polar ear alignment mechanism |
| CN209641755U (en) * | 2019-03-21 | 2019-11-15 | 无锡先导智能装备股份有限公司 | A kind of deviation correcting device of battery pole ear |
| CN110576287A (en) * | 2019-09-27 | 2019-12-17 | 常德烟草机械有限责任公司 | Cylinder battery electricity core utmost point ear angular adjustment mechanism |
-
2020
- 2020-08-17 CN CN202010823171.XA patent/CN112072130A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000082488A (en) * | 1998-09-02 | 2000-03-21 | Furukawa Battery Co Ltd:The | Lug part correcting method in manufacturing cylindrical storage battery and lug part correcting device |
| CN207650363U (en) * | 2017-12-13 | 2018-07-24 | 浙江衡远新能源科技有限公司 | A kind of battery pole ear detection device |
| CN208384041U (en) * | 2018-07-06 | 2019-01-15 | 珠海华冠科技股份有限公司 | Battery core short-circuit test device and cylindrical battery core film-making up- coiler |
| CN109494410A (en) * | 2018-10-26 | 2019-03-19 | 深圳市中基自动化有限公司 | A kind of cell polar ear alignment mechanism |
| CN209641755U (en) * | 2019-03-21 | 2019-11-15 | 无锡先导智能装备股份有限公司 | A kind of deviation correcting device of battery pole ear |
| CN110576287A (en) * | 2019-09-27 | 2019-12-17 | 常德烟草机械有限责任公司 | Cylinder battery electricity core utmost point ear angular adjustment mechanism |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114406532A (en) * | 2022-01-14 | 2022-04-29 | 无锡易泽赛尔智能装备有限公司 | Full utmost point ear mass flow body secondary positioning device |
| CN114834892A (en) * | 2022-05-30 | 2022-08-02 | 珠海华冠科技股份有限公司 | Battery cell conveying mechanism |
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Application publication date: 20201211 |