CN109830738A - Cell winding device - Google Patents
Cell winding device Download PDFInfo
- Publication number
- CN109830738A CN109830738A CN201910247196.7A CN201910247196A CN109830738A CN 109830738 A CN109830738 A CN 109830738A CN 201910247196 A CN201910247196 A CN 201910247196A CN 109830738 A CN109830738 A CN 109830738A
- Authority
- CN
- China
- Prior art keywords
- diaphragm
- needle
- winding device
- volume
- cell winding
- 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
Links
- 238000004804 winding Methods 0.000 title claims abstract description 79
- 239000012528 membrane Substances 0.000 claims abstract description 3
- 239000000463 material Substances 0.000 claims description 32
- 238000001179 sorption measurement Methods 0.000 claims description 10
- 238000010521 absorption reaction Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000007664 blowing Methods 0.000 description 3
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 229910003460 diamond Inorganic materials 0.000 description 2
- 239000010432 diamond Substances 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 239000002390 adhesive tape Substances 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
Classifications
-
- 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
Landscapes
- Secondary Cells (AREA)
Abstract
A kind of cell winding device, it includes turntable and pre-roll needle, the turntable is equipped with the volume needle positioned at winder station, the pre-roll needle to wind the second diaphragm in advance, the volume needle to by anode pole piece, the first diaphragm, cathode pole piece and the second membrane winding at battery core；The cell winding device further includes compressing roller and to adsorb second diaphragm at the end of electric core winding closes on against second diaphragm when winding the battery core to prevent second diaphragm from generating the adsorbing mechanism of fold.So set, preventing the second diaphragm from fold occur, the quality of electric core winding is improved.
Description
Technical field
The present invention relates to a kind of cell winding devices, belong to lithium battery technical field of automation equipment.
Background technique
In battery core preparation process, there are a kind of techniques for carrying out electric core winding using single diaphragm pre-roll mode.When winding,
Only one positive plate material volume, a negative electrode tab material volume and a diaphragm material volume for blowing, adds a pre-roll needle, uses pre-roll
Needle first rolls out required diaphragm length in advance from diaphragm material volume, until winding, positive plate material volume, negative electrode tab material volume, diaphragm
Material volume and pre-roll needle, which rotate, carries out blowing.
When preparing battery core using aforesaid way, when the diaphragm tail portion on pre-roll needle is detached from pre-roll needle, diaphragm is opened because lacking
Power is easy arbitrarily to swing, causes diaphragm fold, influence the quality of electric core winding.
Summary of the invention
The purpose of the present invention is to provide a kind of cell winding devices for preventing diaphragm fold.
To achieve the above object, the present invention adopts the following technical scheme: a kind of cell winding device comprising turntable and
Pre-roll needle, the turntable are equipped with the volume needle positioned at winder station, and the pre-roll needle to wind the second diaphragm, the volume in advance
Needle to by anode pole piece, the first diaphragm, cathode pole piece and the second membrane winding at battery core；The cell winding device also wraps
It includes and compresses roller and to inhale at the end of the electric core winding closes on against second diaphragm when winding the battery core
Attached second diaphragm is to prevent second diaphragm from generating the adsorbing mechanism of fold.
Technical solution as a further improvement of that present invention, the volume needle include the needles of volume the first half, the needles of volume the second half and
Slit between the needle of volume the first half and the needle of volume the second half；When winding the battery core, first diaphragm with
And second diaphragm both passes through the slit.
Technical solution as a further improvement of that present invention, the adsorbing mechanism include the first Attraction block, and described first inhales
Attached piece is equipped with side and the adsorption hole on the side.
Technical solution as a further improvement of that present invention, the side are aligned with the center line of the slit.
Technical solution as a further improvement of that present invention, the cell winding device include be located at the volume needle with it is described
Guide roller between first Attraction block.
Technical solution as a further improvement of that present invention, the center line phase of the outer rim of the guide roller and the slit
It cuts.
Technical solution as a further improvement of that present invention, the guide roller and the roller that compresses are born against described the
The two sides of two diaphragms.
Technical solution as a further improvement of that present invention, the adsorbing mechanism include including compressing roller and institute positioned at described
The second Attraction block between pre-roll needle is stated, second Attraction block is equipped with to adsorb institute at the end of the electric core winding closes on
The second diaphragm is stated to prevent second diaphragm from generating the second adsorption hole of fold.
Technical solution as a further improvement of that present invention, the cell winding device further include when winding the battery core
To the pinch roller against the battery core.
Technical solution as a further improvement of that present invention, first diaphragm and second diaphragm come from the same material
Material strip on volume.
Compared to the prior art, the present invention is equipped with when winding the battery core against second diaphragm in order to will wind
Material insertion volume needle compresses roller and to adsorb second diaphragm at the end of electric core winding closes on to prevent
State the adsorbing mechanism that the second diaphragm generates fold.So set, can prevent the second diaphragm from fold occur, electric core winding is improved
Quality.
Detailed description of the invention
Fig. 1 is configuration state schematic diagram of the cell winding device of the present invention in pre-roll.
Fig. 2 is configuration state schematic diagram of the cell winding device of the present invention in winding.
Fig. 3 is the main view of pinch roller, guide roller and the first Attraction block.
Fig. 4 is the top view of pinch roller, guide roller and the first Attraction block.
Fig. 5 is the main view for compressing roller and the second Attraction block.
Fig. 6 is the top view for compressing roller and the second Attraction block.
Specific embodiment
It please join shown in Fig. 1 to Fig. 6, present invention discloses a kind of cell winding devices comprising be rotatably arranged on shaft 10
On turntable 1.In illustrative embodiments of the present invention, the turntable 1 is three station turnplates of equal part arrangement, three station edges
Be followed successively by the first station (winder station A), second station (rubberizing station B) and 3rd station (discharge station clockwise
C), wherein the first station is located at the top of shaft 10, it is used for anode pole piece 31, the first diaphragm 32, cathode pole piece 33 and second
Diaphragm 34 is wound into battery core；In the subsequent descriptions of the specific embodiment of the invention, anode pole piece 31, the first diaphragm 32, cathode
Pole piece 33 and the second diaphragm 34 are referred to as coiling material altogether, and the first diaphragm 32 and the second diaphragm 34 are referred to as diaphragm；The
Two stations are used to paste ending adhesive tape to battery core, and battery core is prevented to be loosened；3rd station is used to carry out blanking to battery core.At each station
It is provided with winding head (not shown), winding head can rotate, and volume needle 11 is inserted on winding head.In addition, being illustrated in the present invention
Embodiment in, the turntable 1 is additionally provided with the pre-roll needle stand 12 around each station, wherein in Fig. 1 be located at right side and
Pre-roll needle stand 12 close to winder station A is inserted into so that corresponding pre-roll needle is (not shown), pre- to carry out to the second diaphragm 34
Winding.
It please join shown in Fig. 1 and Fig. 2, in illustrative embodiments of the present invention, the volume needle 11 is that diamond shape rolls up needle comprising
The needles 111 of volume the first half, the needles 112 of volume the second half and between the needle 111 of volume the first half and the needle 112 of volume the second half
Slit 113.
The cell winding device further includes positioned at 1 top of turntable and film mechanism 2, described and film mechanism 2 include left folder
Roller 21 and right nip rolls 22.When winding battery core, anode pole piece 31, the first diaphragm 32, cathode pole piece 33 and the second diaphragm 34 are from anode
Pole piece material volume 310, the first diaphragm material volume 320, cathode pole piece material volume 330 and pre-roll needle are released, wherein anode pole piece 31 and cathode
Pole piece 33 is located at the two sides of diaphragm, and above-mentioned material strip passes through and two nip rolls of film mechanism 2 are wound to make at winder station A
Standby battery core.
It should be understood that in the present embodiment about " first ", " second " in the first diaphragm 32 and the second diaphragm 34
Name only for more clearly describing present embodiment, have no other particular meanings；Preferably, first diaphragm 32
With material strip of second diaphragm 34 in the same material volume, i.e. material strip in the first diaphragm material volume 320.So set, can
To reduce the quantity of original material volume.It please join shown in Fig. 1, in the second diaphragm 34 of pre-roll, the first diaphragm material volume 320 first releases second
Diaphragm 34, the second diaphragm 34 is after simultaneously film mechanism 2 along first direction on the pre-roll needle.The pre-roll needle rotation is pre-
Diaphragm length needed for volume about winds a battery core.After completing pre-roll diaphragm, start to be wound battery core, at this time the pre-roll
Needle is rotated along second direction opposite to the first direction winds second diaphragm 34 to discharge in advance.It is illustrated in the present invention
Embodiment in, the first direction be counterclockwise, the second direction be clockwise；Certainly, in other realities
It applies in mode, the first direction may be that clockwise, the second direction is counterclockwise.
The cell winding device further includes when winding the battery core to the pinch roller 41 against the battery core, the pressure
Wheel 41 can stretch to ensure it during electric core winding and can compress the outer surface of battery core, it is ensured that battery core is not loose.This
Outside, the cell winding device further includes against second diaphragm 34 when winding the battery core to second diaphragm 34
The guide roller 42 that is oriented to and to adsorb second diaphragm 34 at the end of the electric core winding closes on to prevent
State the adsorbing mechanism that the second diaphragm 34 generates fold.
It please join shown in Fig. 2, when winding the battery core, the center of the outer rim 421 of the guide roller 42 and the slit 113
Line is tangent.
The adsorbing mechanism includes the first Attraction block 43, and first Attraction block 43 is equipped with side 431 and is located at described
Adsorption hole (not shown) on side 431, the side 431 are plane and are aligned with the center line of the slit 113.It is described to lead
To roller 42 between the volume needle 11 and first Attraction block 43.In other embodiments, the side 431 can also be with
For arc surface, unnecessary friction occurs with the second diaphragm 34 when reducing it close to the second diaphragm 34, prevent damage second every
Film 34.Certainly, in other embodiments, the adsorbing mechanism may be the absorption bar with adsorption hole.Adsorb the number of bar
Amount can for one or several.The arrangement mode of absorption bar can be determined flexibly according to actual needs.For example, in a kind of reality
It applies in mode, absorption bar can be cylindrical, and the outer surface towards the second diaphragm 34 is provided with to adsorb the second diaphragm 34
Adsorption hole；In another embodiment, absorption bar can be with wavy, the waveform appearance towards the second diaphragm 34
Adsorption hole to adsorb the second diaphragm 34 is set at the wave crest in face.It will be appreciated, of course, that the adsorbing mechanism can also use
Other modes well known to those skilled in the art, details are not described herein.
It please join shown in Fig. 3 and Fig. 4, in illustrative embodiments of the present invention, the cell winding device includes the first peace
Seat 51 is filled, the first sliding block 511 is provided in the first mounting base 51, the first sliding rail 512, the first sliding rail is set on the first sliding block 511
Guide holder 52 is connected on 512.The first flat-removing air cyclinder is also arranged by the first flat-removing air cyclinder fixing seat 531 in first mounting base 51
53, the driving end of the first flat-removing air cyclinder 53 connects guide holder 52, and guide holder 52 can be driven to move left and right.The right side of guide holder 52
Link block 54 is set, and the right side setting guiding roller seat 55 of link block 54 is oriented to rotation on roller seat 55 and the guide roller 42 is arranged.Institute
The lower section that the first Attraction block 43 is located at guiding roller seat 55 is stated, the adsorption hole on the first Attraction block 43 is connected by through-hole and gas-tpe fitting
It is logical.The second flat-removing air cyclinder 56, the driving end of the second flat-removing air cyclinder 56 is arranged by the second flat-removing air cyclinder fixing seat 561 in guide holder 52
Pinch roller seat 57 is connected, the pinch roller 41 is arranged in rotation in pinch roller seat 57.In addition, also setting up guide rod 58 on guide holder 52, it is oriented to
Limited block 59 is arranged in one end of bar 58, and the other end connects pinch roller seat 57.Certainly, above structure is only an embodiment, can also be had
Other embodiments, such as guide roller 42, pinch roller 41 and the first Attraction block 43 respectively correspond to a power source.
The cell winding device further includes to roll up needle contact pin against second diaphragm 34 (that is, will winding
In slit 113 between material insertion needles 111 of volume the first half and the needles 112 of volume the second half) and electric core winding compress roller 61, institute
It states guide roller 42 and the roller 61 that compresses is born against in the two sides of second diaphragm 34, to be tensioned second diaphragm 34,
Wherein the guide roller 42 provides guiding role to the winding to the second diaphragm 34；Second diaphragm 34 is being tensioned latter side
Face can clamp coiling material when needle contact pin convenient for rolling up；On the other hand the winding of the second diaphragm 34 and the volume of battery core are also convenient for
Around.
The adsorbing mechanism further includes the second Attraction block 62 compressed between roller 61 and the pre-roll needle described in, described
Second Attraction block 62 is equipped with to adsorb second diaphragm 34 at the end of the electric core winding closes on to prevent described second
The second adsorption hole (not shown) of the generation fold of diaphragm 34.It please join shown in Fig. 2, it is described in illustrative embodiments of the present invention
Second Attraction block 62 is obliquely installed.
Specifically, please join shown in Fig. 5 and Fig. 6, in illustrative embodiments of the present invention, the cell winding device includes
The second sliding block 711 being arranged in the second mounting base 71, second sliding rail 712 is arranged on the second sliding block 711 in second mounting base 71
And it is connected to the fixation bracket 72 of the second sliding rail 712.Second mounting base 71 passes through the setting of third flat-removing air cyclinder fixing seat 731 the
Three flat-removing air cyclinders 73, the driving end of third flat-removing air cyclinder 73 are connected to fixed bracket 72.Setting compresses roller seat on fixed bracket 72
74 and second Attraction block 62.It compresses and compresses roller 61 described in rotation setting on roller seat 74.
Shown in Figure 2, when winding battery core, anode pole piece material volume 310 and cathode pole piece material volume 330 start blowing, anode
Pole piece 31 and cathode pole piece 33 pass through and film mechanism 2, and the left and right nip rolls 21,22 of film mechanism 2 by anode pole piece 31, first every
Film 32, cathode pole piece 33 clamp that (or there are certain intervals between left and right nip rolls 21,22, by anode pole piece 31, the first diaphragm
32, cathode pole piece 33 is close together)；Roller 61 is compressed to compress under the drive of the drive and be tensioned the second diaphragm 34；Then,
Needle 11 is rolled up to stretch out so that anode pole piece 31, the first diaphragm 32, cathode pole piece 33 and the second diaphragm 34 insertion volume needle 11.Then, it presses
Wheel 41, guide roller 42 and the first Attraction block 43 move right, and pinch roller 41 is connected to volume needle 11 using the driving of the second flat-removing air cyclinder 56
On coiling material, guarantee coiling material it is not loose；In winding process, since volume needle 11 is that diamond shape rolls up needle, motion profile exists
Variation, stretching for driving the being adapted to property of end of the second flat-removing air cyclinder 56, is equivalent to spring, to guarantee moment and volume 11 appearance of needle
The coiling material in face compresses.Guide roller 42 is for being oriented to the second diaphragm 34.Preferably, guide roller 42, which can also provide, opens
Power prevents the second diaphragm 34 loose when winding to be tensioned the second diaphragm 34；First Attraction block 43 for electric core winding it is fast at the end of
The tail portion for adsorbing the second diaphragm 34, provides tension, so that the tail portion of the second diaphragm 34 is involved in battery core straightly, does not generate fold,
Improve the quality of electric core winding.Roller 61 is compressed for compressing the other side of the second diaphragm 34, the second diaphragm 34 is protected
Hold it is vertical (in illustrative embodiments of the present invention, anode pole piece 31, the first diaphragm 32, cathode pole piece 33 are vertical states,
Roll up needle 11 slit 113 center line be also it is vertical, convenient for by coiling material be inserted into volume needle 11), the second Attraction block 62 is used for
The tail portion for adsorbing the second diaphragm 34, provides tension.Preferably, when winding, roller 61, the first Attraction block 43, guide roller 42, are compressed
After two Attraction blocks 62 and the movement in place of pinch roller 41, volume needle 11 starts to wind, and pre-roll needle begins releasing the second diaphragm 34.
It is thus preferable that by the setting for compressing roller 61, adsorbing mechanism and guide roller 42, so that the tail of the second diaphragm 34
Portion can be involved in battery core straightly, not generate fold, improve electric core winding quality.Meanwhile so that the second diaphragm 34 and process
And the coiling material after the gathering of film mechanism 2 keeps alignment, improves electric core winding precision.
Above embodiments are merely to illustrate the present invention and not limit the technical scheme described by the invention, to this specification
Understanding should be based on person of ordinary skill in the field, such as to "front", "rear", "left", "right", "upper", "lower"
The description of isotropy, although this specification is referring to the above embodiments, the present invention has been described in detail, this
Field it is to be appreciated by one skilled in the art that person of ordinary skill in the field still can modify to the present invention or
Equivalent replacement, and all do not depart from the technical solution and its improvement of the spirit and scope of the present invention, should all cover of the invention
In scope of the claims.
Claims (10)
1. a kind of cell winding device comprising turntable and pre-roll needle, the turntable are equipped with the volume needle positioned at winder station,
The pre-roll needle to wind the second diaphragm in advance, and the volume needle is to by anode pole piece, the first diaphragm, cathode pole piece and
Two membrane windings are at battery core；It is characterized by: the cell winding device further includes when winding the battery core against described
Two diaphragms compress roller and to adsorb second diaphragm at the end of electric core winding closes on to prevent described second
The adsorbing mechanism of diaphragm generation fold.
2. cell winding device as described in claim 1, it is characterised in that: the volume needle includes the needles of volume the first half, the second half
Roll up needle and the slit between the needle of volume the first half and the needle of volume the second half；When winding the battery core, described
One diaphragm and second diaphragm both pass through the slit.
3. cell winding device as described in claim 1, it is characterised in that: the adsorbing mechanism includes the first Attraction block, institute
The first Attraction block is stated equipped with side and the adsorption hole on the side.
4. cell winding device as claimed in claim 3, it is characterised in that: the center line pair of the side and the slit
Together.
5. cell winding device as claimed in claim 3, it is characterised in that: the cell winding device includes being located at the volume
Guide roller between needle and first Attraction block.
6. cell winding device as claimed in claim 5, it is characterised in that: in the outer rim of the guide roller and the slit
Heart line is tangent.
7. cell winding device as claimed in claim 6, it is characterised in that: the guide roller is born against with the roller that compresses
In the two sides of second diaphragm.
8. cell winding device as described in claim 1, it is characterised in that: the adsorbing mechanism includes including being located at described support
The second Attraction block between pressure roller and the pre-roll needle, second Attraction block are equipped with to close on end in the electric core winding
When adsorb second diaphragm to prevent second diaphragm from generating the second adsorption hole of fold.
9. cell winding device as described in claim 1, it is characterised in that: the cell winding device further includes in winding institute
To the pinch roller against the battery core when stating battery core.
10. cell winding device as described in claim 1, it is characterised in that: first diaphragm and second diaphragm come
Material strip from the same material volume.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910247196.7A CN109830738B (en) | 2019-03-29 | 2019-03-29 | Battery core winding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910247196.7A CN109830738B (en) | 2019-03-29 | 2019-03-29 | Battery core winding device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109830738A true CN109830738A (en) | 2019-05-31 |
| CN109830738B CN109830738B (en) | 2024-07-02 |
Family
ID=66873678
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910247196.7A Active CN109830738B (en) | 2019-03-29 | 2019-03-29 | Battery core winding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109830738B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110165287A (en) * | 2019-06-11 | 2019-08-23 | 东莞塔菲尔新能源科技有限公司 | A kind of cell winding device, battery core production method and power battery |
| CN112467229A (en) * | 2020-10-29 | 2021-03-09 | 苏州杰锐思智能科技股份有限公司 | Battery cell winding device and method |
| CN113394466A (en) * | 2021-06-10 | 2021-09-14 | 深圳吉阳智能科技有限公司 | Diaphragm non-deceleration film cutting and winding mechanism |
| 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 |
| WO2023165278A1 (en) * | 2022-03-01 | 2023-09-07 | 无锡先导智能装备股份有限公司 | Cell forming apparatus, cell forming process, and cell |
| WO2024109584A1 (en) * | 2022-11-22 | 2024-05-30 | 无锡先导智能装备股份有限公司 | Winding device |
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| CN209641757U (en) * | 2019-03-29 | 2019-11-15 | 无锡先导智能装备股份有限公司 | Cell winding device |
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| CN102487150A (en) * | 2010-12-03 | 2012-06-06 | 比亚迪股份有限公司 | Winding method and device of battery cell |
| CN102122728A (en) * | 2011-01-28 | 2011-07-13 | 福建南平南孚电池有限公司 | Method for winding cylindrical lithium-iron disulfide battery core |
| CN203150668U (en) * | 2012-12-18 | 2013-08-21 | 深圳市赢合科技股份有限公司 | Coiling device |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110165287A (en) * | 2019-06-11 | 2019-08-23 | 东莞塔菲尔新能源科技有限公司 | A kind of cell winding device, battery core production method and power battery |
| CN110165287B (en) * | 2019-06-11 | 2021-06-11 | 东莞塔菲尔新能源科技有限公司 | Battery cell winding device, battery cell production method and power battery |
| CN112467229A (en) * | 2020-10-29 | 2021-03-09 | 苏州杰锐思智能科技股份有限公司 | Battery cell winding device and method |
| CN113394466A (en) * | 2021-06-10 | 2021-09-14 | 深圳吉阳智能科技有限公司 | Diaphragm non-deceleration film cutting and winding mechanism |
| 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 |
| CN114284571B (en) * | 2021-12-30 | 2024-07-16 | 深圳吉阳智能科技有限公司 | Winding device and winding method |
| WO2023165278A1 (en) * | 2022-03-01 | 2023-09-07 | 无锡先导智能装备股份有限公司 | Cell forming apparatus, cell forming process, and cell |
| WO2024109584A1 (en) * | 2022-11-22 | 2024-05-30 | 无锡先导智能装备股份有限公司 | Winding device |
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| Publication number | Publication date |
|---|---|
| CN109830738B (en) | 2024-07-02 |
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