CN106654339A - Tableting equipment and tableting method - Google Patents
Tableting equipment and tableting method Download PDFInfo
- Publication number
- CN106654339A CN106654339A CN201611199714.5A CN201611199714A CN106654339A CN 106654339 A CN106654339 A CN 106654339A CN 201611199714 A CN201611199714 A CN 201611199714A CN 106654339 A CN106654339 A CN 106654339A
- Authority
- CN
- China
- Prior art keywords
- hot
- pole piece
- pressing
- pressing roller
- diaphragm plate
- 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.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims abstract description 12
- 238000007731 hot pressing Methods 0.000 claims abstract description 62
- 230000007246 mechanism Effects 0.000 claims abstract description 47
- 230000004888 barrier function Effects 0.000 claims description 24
- 150000001875 compounds Chemical class 0.000 claims description 20
- 238000003825 pressing Methods 0.000 claims description 19
- 239000012528 membrane Substances 0.000 claims description 15
- 238000004519 manufacturing process Methods 0.000 claims description 11
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 6
- 239000002131 composite material Substances 0.000 claims description 4
- 230000006835 compression Effects 0.000 claims description 2
- 238000007906 compression Methods 0.000 claims description 2
- 238000005096 rolling process Methods 0.000 claims description 2
- 238000013329 compounding Methods 0.000 abstract 4
- 239000002994 raw material Substances 0.000 description 5
- 230000008859 change Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 230000008520 organization Effects 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- 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
-
- 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
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
Abstract
The invention discloses tableting equipment and a tableting method. The tableting equipment comprises a base frame, wherein the base frame is provided with an upper diaphragm uncoiling mechanism, a lower diaphragm uncoiling mechanism, a pole piece uncoiling mechanism, a hot-pressing compounding mechanism and a slicing mechanism; the upper diaphragm uncoiling mechanism is used for providing an upper diaphragm; the lower diaphragm uncoiling mechanism is arranged below the upper diaphragm uncoiling mechanism, and is used for providing a lower diaphragm; the pole piece uncoiling mechanism is placed between the upper diaphragm uncoiling mechanism and the lower diaphragm uncoiling mechanism, and is used for providing a pole piece; the hot-pressing compounding mechanism is placed on the downstream side of the upper diaphragm uncoiling mechanism, the lower diaphragm uncoiling mechanism and the pole piece uncoiling mechanism; the hot-pressing compounding mechanism comprises an upper hot-pressing roller, and a lower hot-pressing roller which is placed below the upper hot-pressing roller and is in tight fit with the upper hot-pressing roller; the slicing mechanism is arranged on the downstream side of the hot-pressing compounding mechanism. By adopting the tableting equipment and the tableting method, the tableting quality and tableting efficiency can be improved and increased, and meanwhile the tableting cost is lowered.
Description
Technical field
The application is related to lithium battery production equipment field, and in particular to the film-making in a kind of lithium-ion-power cell production sets
Standby and flaking method.
Background technology
Existing bag formula film-making adopts the batch (-type) bag-making organization of similar punch press (forcing press), and it is multiple not carry out heat
Close.This mechanism can not realize continuous bag so that unreeling structure can not steadily operate, therefore it is slow to increase tensioning after unreeling
Deposit part to adapt to interval bag-making organization.The increase of tensioning caching part, not only increases cost, and increases the length led the way
Degree, increased the probability of sideslip of leading the way.In order to prevent sideslip of leading the way, correction part of advancing is increased again, this is just further increased
The length led the way.The increase of length of leading the way, generates new problem again, is exactly the problem of change of lap tape splicing.Tape splicing have to be further added by
Device.This is allowed for, and equipment is excessively complicated, and cost is very high, operates and controls and be cumbersome.
It is to need more mold exchange that existing bag formula flaking method changes product, and new method is without the need for more mold exchange, heat
Die block need not change i.e. replaceable product.
The width of existing bag standard film-making barrier film goes out greatly 1 to 2 millimeters than the width of pole piece, and this allows for each pole
Piece will waste 4 to 8 millimeters.
The content of the invention
The purpose of the application is：A kind of new production facility and flaking method are provided, to improve slice-making quality and film-making
Efficiency, while reducing film-making cost.
In order to achieve the above object, the technical scheme of the application is：
A kind of production facility, including pedestal, are provided with the pedestal：
For providing the upper membrane unwinding mechanism of upper barrier film；
It is arranged in the upper membrane unwinding mechanism lower section, the lower diaphragm plate unreeling structure for providing lower diaphragm plate；
It is arranged between the upper membrane unwinding mechanism and the lower diaphragm plate unreeling structure, the pole piece for providing pole piece is put
Volume mechanism；
The hot pressing for being arranged in the upper membrane unwinding mechanism, lower diaphragm plate unreeling structure and pole piece unreeling structure downstream is combined
Mechanism, the heat-pressing compound machine structure includes upper hot-pressing roller, is arranged in the upper hot-pressing roller lower section and compresses with the upper hot-pressing roller and match somebody with somebody
The lower hot-pressing roller for closing；And
Located at the slicing mechanism in the heat-pressing compound machine structure downstream.
In some preferred embodiments of the application, the heat-pressing compound machine structure also includes that the control upper hot-pressing roller is upper and lower
Mobile lift cylinder.
In the other preferred embodiment of the application, set between the heat-pressing compound machine structure and the pole piece unreeling structure
It is equipped with a guide roller.
A kind of flaking method, including：Upper barrier film together, pole piece and lower diaphragm plate will be from top to bottom sequentially stacked to be pressed on
Between upper hot-pressing roller and lower hot-pressing roller, by the rolling of upper hot-pressing roller and lower hot-pressing roller, and by the upper barrier film, pole piece and under every
Film hot pressing is combined with each other and drives upper barrier film, pole piece and lower diaphragm plate that hot pressing is combined with each other downstream to transmit, and then utilizes
Upper barrier film, pole piece and lower diaphragm plate cut-out that slicing mechanism is combined with each other hot pressing, make the composite pole piece of required specification.
The advantage of the application is：
1st, the application carries out the continuous compound of pole piece by way of high temperature roll-in, improves film-making speed.
2nd, the equipment arranges a guide roller between heat-pressing compound machine structure and pole piece unreeling structure, with by the guide roller pair
Upper barrier film, pole piece and lower diaphragm plate are integrated after being oriented to and are re-introduced between hot-pressing roller and lower hot-pressing roller, it is ensured that hot pressing is combined matter
Amount, and eliminate the tape splicing part in legacy equipment, tensioning caching part and correction part of advancing.
3rd, the application simplifies production facility structure, reduces equipment cost so that equipment is more handling.
Need not change device structure during the pole piece product for the 4th, making different model, it is cost-effective, reduce workload.
Description of the drawings
Fig. 1 is the structural representation of this production facility of the embodiment of the present application；
Wherein：The upper membrane unwinding mechanisms of 1-, 2- lower diaphragm plate unreeling structures, 3- pole piece unreeling structures, 4- heat-pressing compound machine structures,
The upper hot-pressing rollers of 4a-, hot-pressing roller under 4b-, 4c- lift cylinders, 5- slicing mechanisms, 6- guide rollers, the upper barrier films of A-, B- lower diaphragm plates, C-
Pole piece.
Specific embodiment
Accompanying drawing is combined below by specific embodiment to be described in further detail the application.The application can be with various
Different forms is realizing, however it is not limited to the embodiment described by the present embodiment.The purpose of detailed description below is provided
It is easy for becoming apparent from present disclosure thorough explanation, the words of the wherein indicating position such as upper and lower, left and right is only pin
To shown structure in respective figure for position.
However, those skilled in the art may be aware that one or more detail description can be by
Omit, or can also be using other methods, component or material.In some instances, some embodiments are not described
Or be not described later in detail.
Additionally, technical characteristic described herein, technical scheme can also in one or more embodiments arbitrarily closing
Suitable mode is combined.For a person skilled in the art, it is easy to understand with provided herein is embodiment relevant method
Step or operation order can also change.Therefore, any order in drawings and Examples is merely illustrative purposes, not secretly
Show requirement in a certain order, require unless expressly stated according to a certain order.
It is herein part institute serialization number itself, such as " first ", " second " etc., is only used for distinguishing described object,
There are no any order or art-recognized meanings.And " connection ", " connection " described in the application, if no special instructions, including directly and
It is indirectly connected with (connection).
Fig. 1 shows a specific embodiment of this production facility of the application, and it includes pedestal (being not drawn in figure), should
Membrane unwinding mechanism 1, lower diaphragm plate unreeling structure 2, pole piece unreeling structure 3, heat-pressing compound machine structure 4 and section are provided with pedestal
Mechanism 5.Wherein：
Upper membrane unwinding mechanism 1 is used to provide the upper barrier film A as film-making raw material.It can be using normal in mechanical field
The version of rule unwinding device, will not be described here.
Lower diaphragm plate unreeling structure 2 is arranged in the lower section of above-mentioned upper membrane unwinding mechanism 1, and it is used to provide as film-making former material
The lower diaphragm plate B of material.The lower diaphragm plate unreeling structure 2 can also adopt the version of conventional unwinding device in mechanical field, here
Repeat no more.
Pole piece unreeling structure 3 is arranged between membrane unwinding mechanism 1 and lower diaphragm plate unreeling structure 2, and it is used to provide work
For the pole piece C of film-making raw material.The pole piece unreeling structure 3 can also adopt the structure shape of conventional unwinding device in mechanical field
Formula, will not be described here.
Heat-pressing compound machine structure 4 is arranged in the upper membrane unwinding mechanism, lower diaphragm plate unreeling structure and pole piece unreeling structure
Downstream.The heat-pressing compound machine structure 4 include upper hot-pressing roller 4a, be arranged in the upper hot-pressing roller 4a lower section and with the upper hot-pressing roller
The lower hot-pressing roller 4b of 4a compression fits.
Slicing mechanism 5 is arranged in the downstream of heat-pressing compound machine structure 4.Slicing mechanism 5 can be using conventional in mechanical field
The version of slicing device, here is also repeated no more.
Refer again to shown in Fig. 1, during practical application, wind in upper membrane unwinding mechanism 1 as on one of raw material every
Film A, winds the lower diaphragm plate B as one of raw material on lower diaphragm plate unreeling structure 2, and on pole piece unreeling structure 3 conduct is wound
The pole piece C of one of raw material.Aforementioned upper barrier film A, lower diaphragm plate B and pole piece C are outwards involved, and by the upper barrier film A for involving, under every
Film B be sequentially stacked from top to bottom with pole piece C together with penetrate afterwards heat-pressing compound machine structure 4 upper hot-pressing roller 4a and lower hot-pressing roller 4b it
Between, and compressed by upper hot-pressing roller 4a and lower hot-pressing roller 4b.Opening heat-pressing compound machine structure 4 makes hot-pressing roller 4a and lower hot-pressing roller 4b liters
Temperature is simultaneously rotated.Stacked upper barrier film A, lower diaphragm plate B and pole piece C in the case where upper hot-pressing roller 4a and lower hot-pressing roller 4b is rolled and pullled, in Fig. 1
In move from left to right, and due to the squeezing action by hot-pressing roller 4b under hot-pressing roller 4a on high temperature and high temperature, stacked is upper
Barrier film A, lower diaphragm plate B and pole piece C are hot pressed and are combined with each other.Upper barrier film A, lower diaphragm plate B and the pole piece C being combined with each other is in section
It is cut off at mechanism 5, so as to the composite pole piece of specified specification is obtained.
Additionally, going up barrier film A, lower diaphragm plate B and pole piece C for convenience can smoothly penetrate hot-pressing roller 4a and lower hot-pressing roller 4b
Between, the heat-pressing compound machine structure 4 of the present embodiment is additionally provided with the lift cylinder 4c that the control upper hot-pressing roller 4a is moved up and down.Make
Used time, first pass through lift cylinder 4c and lift hot-pressing roller 4a, so that forming larger between upper hot-pressing roller 4a and lower hot-pressing roller 4b
The gap of size, then penetrates hot-pressing roller 4a and lower hot-pressing roller 4b, afterwards in stacked upper barrier film A, lower diaphragm plate B and pole piece C
Again upper hot-pressing roller 4a is fallen by lift cylinder 4c, and upper barrier film A, lower diaphragm plate B and pole piece C are compressed.
And, a guide roller 6 is provided between heat-pressing compound machine structure 4 and pole piece unreeling structure 3, with by the guide roller
6 couples of upper barrier film A, pole piece C and lower diaphragm plate B are re-introduced between hot-pressing roller 4a and lower hot-pressing roller 4b after integrating and being oriented to, it is ensured that heat
Pressure composite quality.
" downstream " described in the present embodiment, is with the fortune of upper barrier film A, lower diaphragm plate B and pole piece C described in the course of processing
Line direction is reference.
Above content is to combine the further description that specific embodiment is made to the application, it is impossible to assert this Shen
Being embodied as please is confined to these explanations.For the application person of an ordinary skill in the technical field, do not taking off
On the premise of conceiving from the application, some simple deduction or replace can also be made.
Claims (4)
1. a kind of production facility, including pedestal, it is characterised in that be provided with the pedestal：
For providing the upper membrane unwinding mechanism (1) of upper barrier film (A)；
It is arranged in the upper membrane unwinding mechanism lower section, the lower diaphragm plate unreeling structure (2) for providing lower diaphragm plate (B)；
It is arranged between the upper membrane unwinding mechanism and the lower diaphragm plate unreeling structure, the pole piece for providing pole piece (C) is put
Volume mechanism (3)；
It is arranged in the heat-pressing compound machine structure in the upper membrane unwinding mechanism, lower diaphragm plate unreeling structure and pole piece unreeling structure downstream
(4), the heat-pressing compound machine structure (4) including upper hot-pressing roller (4a), be arranged in the upper hot-pressing roller (4a) lower section and with the upper heat
The lower hot-pressing roller (4b) of pressure roller (4a) compression fit；And
Located at the slicing mechanism (5) in the heat-pressing compound machine structure downstream.
2. production facility according to claim 1, it is characterised in that the heat-pressing compound machine structure (4) also includes control institute
State the lift cylinder (4c) that hot-pressing roller (4a) is moved up and down.
3. production facility according to claim 1, it is characterised in that the heat-pressing compound machine structure (4) is put with the pole piece
A guide roller (6) is provided between volume mechanism (3).
4. a kind of flaking method, it is characterised in that include：Upper barrier film (A), pole piece together will be from top to bottom sequentially stacked
(C) it is pressed between hot-pressing roller (4a) and lower hot-pressing roller (4b) with lower diaphragm plate (B), by upper hot-pressing roller (4a) and lower hot-pressing roller
(4b) rolling, and the upper barrier film (A), pole piece (C) and lower diaphragm plate (B) hot pressing are combined with each other and drive hot pressing to be compounded in
Upper barrier film (A) together, pole piece (C) and lower diaphragm plate (B) are downstream transmitted, and are then compounded in hot pressing using slicing mechanism (5)
The cut-out of upper barrier film (A) together, pole piece (C) and lower diaphragm plate (B), makes the composite pole piece of required specification.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611199714.5A CN106654339A (en) | 2016-12-22 | 2016-12-22 | Tableting equipment and tableting method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611199714.5A CN106654339A (en) | 2016-12-22 | 2016-12-22 | Tableting equipment and tableting method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106654339A true CN106654339A (en) | 2017-05-10 |
Family
ID=58833620
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611199714.5A Pending CN106654339A (en) | 2016-12-22 | 2016-12-22 | Tableting equipment and tableting method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106654339A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108382627A (en) * | 2018-03-27 | 2018-08-10 | 苏州奥兰迪尔自动化设备有限公司 | A kind of automatic inserted sheet encapsulation tool |
| CN110112469A (en) * | 2019-03-13 | 2019-08-09 | 合肥国轩高科动力能源有限公司 | Processing method of lithium ion battery cell and processing device of composite battery pole piece |
| CN110212232A (en) * | 2019-06-26 | 2019-09-06 | 东莞市佳的自动化设备科技有限公司 | Lithium battery compounding machine, hot pressing composite system and its complex method |
| CN110605896A (en) * | 2019-10-31 | 2019-12-24 | 广东利元亨智能装备股份有限公司 | Pole piece diaphragm overlapping method and device |
| CN111162321A (en) * | 2020-02-26 | 2020-05-15 | 深圳吉阳智能科技有限公司 | Composite pole piece conveying device and composite pole piece conveying system |
| CN112478901A (en) * | 2020-12-09 | 2021-03-12 | 珠海冠宇电池股份有限公司 | Thermal compounding equipment |
| CN113054154A (en) * | 2021-03-30 | 2021-06-29 | 蜂巢能源科技有限公司 | Hot press molding method and hot press molding device for pole piece |
| CN114270590A (en) * | 2019-10-25 | 2022-04-01 | 株式会社Lg新能源 | Method for manufacturing electrode assembly including step of simultaneously applying heat and pressure |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108382627A (en) * | 2018-03-27 | 2018-08-10 | 苏州奥兰迪尔自动化设备有限公司 | A kind of automatic inserted sheet encapsulation tool |
| CN110112469A (en) * | 2019-03-13 | 2019-08-09 | 合肥国轩高科动力能源有限公司 | Processing method of lithium ion battery cell and processing device of composite battery pole piece |
| CN110212232A (en) * | 2019-06-26 | 2019-09-06 | 东莞市佳的自动化设备科技有限公司 | Lithium battery compounding machine, hot pressing composite system and its complex method |
| CN114270590A (en) * | 2019-10-25 | 2022-04-01 | 株式会社Lg新能源 | Method for manufacturing electrode assembly including step of simultaneously applying heat and pressure |
| CN114270590B (en) * | 2019-10-25 | 2024-07-02 | 株式会社Lg新能源 | Method for manufacturing electrode assembly including step of simultaneously applying heat and pressure |
| CN110605896A (en) * | 2019-10-31 | 2019-12-24 | 广东利元亨智能装备股份有限公司 | Pole piece diaphragm overlapping method and device |
| CN111162321A (en) * | 2020-02-26 | 2020-05-15 | 深圳吉阳智能科技有限公司 | Composite pole piece conveying device and composite pole piece conveying system |
| CN112478901A (en) * | 2020-12-09 | 2021-03-12 | 珠海冠宇电池股份有限公司 | Thermal compounding equipment |
| CN113054154A (en) * | 2021-03-30 | 2021-06-29 | 蜂巢能源科技有限公司 | Hot press molding method and hot press molding device for pole piece |
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