CN208806330U - Needle is rolled up in a kind of undesirable air blowing of improvement lithium ion battery winding battery core core pulling - Google Patents
Needle is rolled up in a kind of undesirable air blowing of improvement lithium ion battery winding battery core core pulling Download PDFInfo
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- CN208806330U CN208806330U CN201821886435.0U CN201821886435U CN208806330U CN 208806330 U CN208806330 U CN 208806330U CN 201821886435 U CN201821886435 U CN 201821886435U CN 208806330 U CN208806330 U CN 208806330U
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- outer needle
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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
Abstract
The utility model provides a kind of undesirable air blowing volume needle of improvement lithium ion battery winding battery core core pulling, including needle, interior needle, volume needle pedestal, volume needle footstock, stroke cylinder and core rubber outside volume needle.Pedestal is equipped with orifice, core rubber enters pedestal gas hole by stroke cylinder and blows, needle and base mounting surface have air inlet in two sides, round gas chamber is provided with inside interior needle, there is venthole in interior needle clamping diaphragm face, for blowing afloat diaphragm, Electrostatic Absorption is reduced, has venthole with outer needle mounting surface, guarantee that air-flow enters outer needle, there is air inlet in outer needle side, and there is gas chamber in inside, and there is venthole in outer needle side in position up and down, outer wire surface has semicircle air drain, it is equipped with venthole in air drain, volume needle and membrane contacts area can be reduced, reduces electrostatic and friction.After the completion of electric core winding, by blowing ion wind, by diaphragm, wire surface and interior needle side are blown afloat outside volume needle, are eliminated Electrostatic Absorption, are reduced frictional force, guarantee the smooth blanking of battery core.
Description
Technical field
The utility model relates to the electric core winding fields of lithium-ion-power cell, more particularly to applied in lithium electricity industry
Needle is rolled up in a kind of undesirable air blowing of improvement lithium ion battery winding battery core core pulling.
Background technique
Currently, up- coiler mostly uses ellipse volume needle when winding battery core in lithium electricity industry, this is because ellipse volume needle
The battery core of winding is convenient for pre-molding, and blanking mostly uses presser type blanking, and lower tray positioning, top board, which pushes battery core, to be made in battery core
Side and volume needle form gap, volume needle extraction, battery core blanking.But not by volume needle volume wire surface coating process, diaphragm production technology
Together, it is different from volume wire surface frictional force, electrostatic adsorption force that wire surface smoothness, diaphragm are rolled up, it may appear that different degrees of battery core core pulling,
It is serious to reduce production efficiency, cause product unqualified.
Utility model content
The technical problem to be solved by the utility model is in view of the above problems, the utility model provides a kind of improvement
Lithium ion battery winds undesirable airs blowing of battery core core pulling and rolls up needle, by blowing ion wind, reduce diaphragm with roll up wire surface frictional force and
Electrostatic adsorption force, can be effectively improved winding core pulling it is bad, guarantee production qualification rate.
The utility model solves its technical problem technical solution to be taken: a kind of improvement lithium ion battery winding electricity
Needle, including volume needle footstock, volume needle pedestal, interior needle, outer needle, core rubber and stroke cylinder are rolled up in the undesirable air blowing of core core pulling, described
Interior needle is located at the inside of outer needle, and is commonly mounted between volume needle footstock and volume needle pedestal, passes through between the interior needle and outer needle
Gas circuit connection, the volume needle pedestal are equipped with injecting hole, and the injecting hole bottom is connected to by gas circuit with interior needle, the core rubber
Connect with stroke cylinder, and moved back and forth with stroke cylinder, when core rubber enters in injecting hole, by core rubber to volume needle bottom
Gas is blown into seat, and the gas separates interior needle and outer needle with the contact surface for winding battery core.
Further, the interior needle and base mounting surface are equipped with interior needle air inlet, and needle gas chamber in circle is provided with inside interior needle,
Interior needle clamping diaphragm face is equipped with interior needle venthole, and the interior needle and outer needle mounting surface are equipped with outer needle venthole, the interior needle air inlet
Hole, interior needle gas chamber and interior needle venthole are sequentially communicated.
Further, be equipped with the outer needle gas chamber of annular inside the outer needle, the outer needle gas chamber by outer needle be divided into inner sidewall and
Lateral wall, the middle part at left and right sides of the outer needle inner sidewall are equipped with outer needle air inlet, and the top and the bottom of outer needle lateral wall are equipped with outer
Needle venthole, the outer needle air inlet, outer needle gas chamber and outer needle venthole are sequentially communicated, and the outer needle air inlet with it is described interior
The connection of needle venthole.
Further, the multiple semicircle air drains of outer wire surface distribution, the outer needle venthole are arranged in air drain.
Preferably, the outer profile of the outer needle cross section is ellipse.
Working principle:
Volume needle pedestal is equipped with injecting hole for installing needle in fixed, pedestal, and injecting hole bottom has gas circuit to lead to two sides
Interior needle, core rubber enter pedestal gas hole by stroke cylinder and blow.Needle and base mounting surface have an air inlet in two sides, in interior needle
Portion is provided with round gas chamber, and there is venthole in interior needle clamping diaphragm face, for blowing afloat diaphragm, reduces Electrostatic Absorption；Interior needle and outer needle are pacified
There is venthole in dress face, guarantees that air-flow enters outer needle.There is an air inlet at position among outer needle side, and there is a gas chamber in inside, on outer needle side
Lower portion has venthole, and the outer multiple semicircle air drains of wire surface distribution, air drain is interior to be equipped with venthole, can reduce volume needle and diaphragm
Contact area reduces electrostatic and friction.Volume needle pedestal, interior needle are all made of threaded connection between outer needle, open from pedestal injecting hole
Begin, arrives interior needle, then have gas circuit connection to outer needle, guarantee that ion wind circulates in winding needle construction.After the completion of electric core winding, needle is rolled up
The angle of air blowing is gone to lower material position, stroke cylinder drive core rubber is moved to injecting hole and blows ion wind, and blowing finishes, core rubber
It is back to original position with stroke cylinder, battery core starts blanking.
The beneficial effects of the utility model are: a kind of improvement lithium ion battery provided by the utility model winds battery core core pulling
Needle is rolled up in undesirable air blowing, and the outer wire surface of volume needle is provided with air drain, reduces diaphragm and volume needle contact area, effectively reduce diaphragm with
Wire surface frictional force is rolled up, by blowing ion wind, diaphragm and volume wire surface frictional force and electrostatic adsorption force is reduced, volume can be effectively improved
It is bad around core pulling, guarantee production qualification rate.
Detailed description of the invention
The utility model is described in further detail with reference to the accompanying drawings and examples.
Fig. 1 is the utility model air blowing winding needle construction schematic diagram；
Fig. 2 is the utility model air blowing volume needle gas circuit distribution top view；
Fig. 3 is volume needle pedestal A-A section gas circuit arrangement view in Fig. 2；
Fig. 4 is volume needle B-B section gas circuit arrangement view in Fig. 2.
In figure: 1-volume needle pedestal；2-outer needles；3-interior needles；4-volume needle footstocks；5-stroke cylinders；6-core rubbers；
7-gas source inlets；8-interior needles and pedestal gas circuit；9-interior needle gas chambers；10-interior needles and outer needle gas circuit；11-interior needles lead to clamping
Diaphragm face gas circuit；12-outer needle gas chambers；13-interior needle gas chambers lead to outer needle gas chamber gas circuit；14-outer needle side ventholes；15—
Air drain；16-outer needle ventholes.
Specific embodiment
The utility model is described in detail presently in connection with attached drawing.This figure is simplified schematic diagram, only in a schematic way
Illustrate the basic structure of the utility model, therefore it only shows composition related with the utility model.
As Figure 1-Figure 4, the undesirable air blowing volume of a kind of improvement lithium ion battery winding battery core core pulling of the utility model
Needle, including volume needle footstock 4, volume needle pedestal 1, interior needle 3, outer needle 2, core rubber 6 and stroke cylinder 5, the interior needle 3 are located at outer needle
2 inside, and be commonly mounted between volume needle footstock 4 and volume needle pedestal 1, connected between the interior needle 3 and outer needle 2 by gas circuit
Logical, the volume needle pedestal 1 is equipped with injecting hole, and the injecting hole bottom is connected to by gas circuit with interior needle 3, the core rubber 6 and
Stroke cylinder 5 connect, and with stroke cylinder 5 move back and forth, when core rubber 6 enter injecting hole in when, by core rubber 6 to volume needle
Gas is blown into pedestal 1, and the gas separates interior needle 3 and outer needle 2 with the contact surface for winding battery core.
The interior needle 3 is equipped with interior needle air inlet with volume 1 mounting surface of needle pedestal, and needle gas chamber in circle is provided with inside interior needle 3
9, interior needle 3 clamps diaphragm face and is equipped with interior needle venthole, and the interior needle 3 is equipped with outer needle venthole 16 with outer 2 mounting surface of needle, described interior
Needle air inlet, interior needle gas chamber 9 and interior needle venthole are sequentially communicated.As shown in Fig. 2, specifically, between interior needle 3 and volume needle pedestal 1
It is connected to, is connected to by interior needle with outer needle gas circuit 10 between interior needle 3 and outer needle 2, interior needle 3 and diaphragm with pedestal gas circuit 8 by interior needle
Between by interior needle lead to clamping 11 blow gas of diaphragm face gas circuit, be detached from diaphragm.
As shown in figure 4, being equipped with the outer needle gas chamber 12 of annular inside the outer needle 2, the outer needle gas chamber 12, which divides outer needle 2, is
Inner sidewall and lateral wall, the middle part at left and right sides of outer 2 inner sidewall of needle are equipped with outer needle air inlet, outer 2 lateral wall of needle up and down
Portion is equipped with outer needle venthole 16, and the outer needle air inlet, outer needle gas chamber 12 and outer needle venthole 16 are sequentially communicated, and described outer
Needle air inlet is connected to the interior needle venthole.The multiple semicircle air drains 15 of 2 surface of outer needle distribution, the outer needle venthole
16 are arranged in air drain 15.Preferably, the outer profile of 2 cross section of outer needle is ellipse.The side of outer needle 2 and membrane contacts
Equipped with outer needle side venthole 14, separated for outer 2 side of needle and diaphragm.Specifically, interior needle gas chamber 9 passes through with outer needle gas chamber 12
The interior needle gas chamber being arranged between outer needle air inlet and interior needle venthole leads to outer needle gas chamber gas circuit 13 and is connected to.
Working principle:
Volume needle pedestal 1 is equipped with injecting hole for installing needle 3 in fixed, pedestal, and injecting hole bottom has gas circuit logical to two sides
Inside needle 3, core rubber 6 connect gas source inlet 7 by tracheae, enter pedestal gas hole by stroke cylinder 5 and blow, such as Fig. 3 institute
Show, needle 3 and volume 1 mounting surface of needle pedestal have interior needle air inlet in two sides, pass through interior needle and bottom between interior needle air inlet and injecting hole
Seat gas circuit 8 is connected to；Round gas chamber is provided with inside interior needle 3, interior needle 3, which clamps diaphragm face, venthole, for blowing afloat diaphragm, reduces quiet
Electro Sorb；Interior needle 3 has venthole with outer 2 mounting surface of needle, guarantees that air-flow enters outer needle 2.There is air inlet at position among outer 2 side of needle
There are gas chamber in hole, inside, and there are venthole, the outer multiple semicircle air drains 15 of 2 surface of needle distribution, air drain in position up and down for outer 2 side of needle
It is equipped with venthole in 15, volume needle and membrane contacts area can be reduced, reduces electrostatic and friction.Roll up needle pedestal 1, interior needle 3, outer needle 2
Between be all made of threaded connection, since pedestal injecting hole, arrive interior needle 3, then have a gas circuit connection to outer needle 2, guarantee ion wind
It circulates in winding needle construction.After the completion of electric core winding, volume needle goes to the angle of air blowing to lower material position, and stroke cylinder 5 drives gas injection
First 6, which are moved to injecting hole, blows ion wind, and blowing finishes, and core rubber 6 is back to original position with stroke cylinder 5, and battery core starts blanking.
It is enlightenment, through the above description, relevant work with the above-mentioned desirable embodiment according to the utility model
Personnel can carry out various changes and amendments in without departing from the scope of the utility model completely.This item utility model
Technical scope is not limited to the contents of the specification, it is necessary to which the technical scope thereof is determined according to the scope of the claim.
Claims (5)
1. needle is rolled up in a kind of undesirable air blowing of improvement lithium ion battery winding battery core core pulling, it is characterised in that: including volume needle footstock, volume
Needle pedestal, interior needle, outer needle, core rubber and stroke cylinder, the interior needle are located at the inside of outer needle, and are commonly mounted on volume needle top
It between seat and volume needle pedestal, is connected between the interior needle and outer needle by gas circuit, the volume needle pedestal is equipped with injecting hole, described
Injecting hole bottom is connected to by gas circuit with interior needle, and the core rubber is connect with stroke cylinder, and is moved back and forth with stroke cylinder, when
When core rubber is entered in injecting hole, gas is blown into volume needle pedestal by core rubber, and the gas make interior needle and outer needle with
Wind the contact surface separation of battery core.
2. improving the undesirable air blowing of lithium ion battery winding battery core core pulling as described in claim 1 rolls up needle, it is characterised in that: institute
It states interior needle and base mounting surface is equipped with interior needle air inlet, and be provided with interior needle gas chamber inside interior needle, interior needle clamping diaphragm face is equipped with interior
Needle venthole, the interior needle and outer needle mounting surface are equipped with outer needle venthole, the interior needle air inlet, interior needle gas chamber and interior needle outlet
Hole is sequentially communicated.
3. improving the undesirable air blowing of lithium ion battery winding battery core core pulling as claimed in claim 2 rolls up needle, it is characterised in that: institute
It states and is equipped with outer needle air inlet in the middle part of outer needle side, be equipped with outer needle gas chamber inside outer needle, outer needle side top and the bottom are equipped with outer needle and go out
Stomata, the outer needle air inlet, outer needle gas chamber and outer needle venthole are sequentially communicated, and the outer needle air inlet goes out with the interior needle
Stomata connection.
4. improving the undesirable air blowing of lithium ion battery winding battery core core pulling as claimed in claim 3 rolls up needle, it is characterised in that: institute
It states outer wire surface and is distributed multiple air drains, the outer needle venthole is arranged in air drain.
5. improving the undesirable air blowing of lithium ion battery winding battery core core pulling as described in claim 1 rolls up needle, it is characterised in that: institute
The outer profile of outer needle cross section is stated as ellipse.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821886435.0U CN208806330U (en) | 2018-11-15 | 2018-11-15 | Needle is rolled up in a kind of undesirable air blowing of improvement lithium ion battery winding battery core core pulling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821886435.0U CN208806330U (en) | 2018-11-15 | 2018-11-15 | Needle is rolled up in a kind of undesirable air blowing of improvement lithium ion battery winding battery core core pulling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208806330U true CN208806330U (en) | 2019-04-30 |
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ID=66239698
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821886435.0U Active CN208806330U (en) | 2018-11-15 | 2018-11-15 | Needle is rolled up in a kind of undesirable air blowing of improvement lithium ion battery winding battery core core pulling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208806330U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114284571A (en) * | 2021-12-30 | 2022-04-05 | 深圳吉阳智能科技有限公司 | Winding device and winding method |
-
2018
- 2018-11-15 CN CN201821886435.0U patent/CN208806330U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114284571A (en) * | 2021-12-30 | 2022-04-05 | 深圳吉阳智能科技有限公司 | Winding device and winding method |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 166 Kejiao Road, Jintan District, Changzhou City, Jiangsu Province Patentee after: AVIC Innovation Technology Research Institute (Jiangsu) Co.,Ltd. Patentee after: CHINA AVIATION LITHIUM BATTERY Co.,Ltd. Address before: 166 Kejiao Road, Jintan District, Changzhou City, Jiangsu Province Patentee before: Kaibo Energy Technology Co.,Ltd. Patentee before: CHINA AVIATION LITHIUM BATTERY Co.,Ltd. Address after: 166 Kejiao Road, Jintan District, Changzhou City, Jiangsu Province Patentee after: Kaibo Energy Technology Co.,Ltd. Patentee after: CHINA AVIATION LITHIUM BATTERY Co.,Ltd. Address before: 166 Kejiao Road, Jintan District, Changzhou City, Jiangsu Province Patentee before: CHINA AVIATION LITHIUM BATTERY RESEARCH INSTITUTE Co.,Ltd. Patentee before: CHINA AVIATION LITHIUM BATTERY Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220117 Address after: 166 Kejiao Road, Jintan District, Changzhou City, Jiangsu Province Patentee after: AVIC Innovation Technology Research Institute (Jiangsu) Co.,Ltd. Patentee after: Zhongchuangxin Aviation Technology Co.,Ltd. Address before: 166 Kejiao Road, Jintan District, Changzhou City, Jiangsu Province Patentee before: AVIC Innovation Technology Research Institute (Jiangsu) Co.,Ltd. Patentee before: CHINA AVIATION LITHIUM BATTERY Co.,Ltd. |