CN109004264A - A kind of lithium battery production technology reducing energy consumption - Google Patents
A kind of lithium battery production technology reducing energy consumption Download PDFInfo
- Publication number
- CN109004264A CN109004264A CN201810902879.7A CN201810902879A CN109004264A CN 109004264 A CN109004264 A CN 109004264A CN 201810902879 A CN201810902879 A CN 201810902879A CN 109004264 A CN109004264 A CN 109004264A
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- CN
- China
- Prior art keywords
- energy consumption
- centralized
- production technology
- lithium battery
- reducing energy
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Classifications
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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
- H01M10/052—Li-accumulators
- H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion 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
- 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
Abstract
The invention discloses a kind of lithium battery production technology for reducing energy consumption, the step of lithium battery production technology for reducing energy consumption, includes: 1, prepares multiple preheating furnaces preheatings, and preheating furnace is connected with melting kettle by valve；Etc. 2, after the raw material in melting kettles is finished, the mixed liquor in any one preheating furnace is put into melting kettle by valve；3, prepare a multilayer, vertical slurry collector, the slurry that melting kettle flows out disposably is injected in the slurry collector and dried；4, using cutting tool, centralized and unified cut is carried out to slurry collector；5, after carrying out lamination and assembling Soft Roll program, using centralized priming device, with servo control technique, to carrying out concentration fluid injection inside multiple battery cores；6, using centralized air extractor, to carrying out concentration pumping inside the battery core after fluid injection；The production technology can further decrease energy consumption on the basis of old processing step.
Description
Technical field
The present invention relates to a kind of battery production technology more particularly to a kind of lithium battery production technologies for reducing energy consumption.
Background technique
The technological process of production of lithium battery generally comprises following steps: the first step, electrode slurry preparation, mainly by electrode
Active material, binder, solvent etc. mix, and after dispersion is sufficiently stirred, form slurry；Second step, coating, by the first step
The slurry of preparation is on specified thickness even spread to collector (aluminium foil or copper foil etc.), and dry out solvent；Third step, pole piece,
It is punched the pole piece for making previous step and is punched into specified size shape；4th step, lamination fill positive/negative plate, diaphragm
It is fitted on together, after completing rubberizing, forms pole piece, the 5th step assembles soft-package battery, and the pole piece loading of previous step production has been rushed
The aluminum plastic film cheated well, and complete closedtop, side seal etc. (also to stay a mouth fluid injection), form the soft-package battery of non-fluid injection；6th step, note
Liquid, inside the electrolyte injection soft pack cell of specified amount.Certain battery core will be carried out through overbaking, and under low-humidity environment
Fluid injection operation, moisture content are excessively just bad；7th step, cell sealing take out the gas inside battery core in vacuum environment
Out and complete to seal.It is usually all to be put into slurry in one melting kettle to melt in the preparation of first step cell size
After change, then carry out second step；And when second step coating, it is usually all to prepare to be coated on one piece of collector；It is consequently formed
When the punching pole piece of three steps, and a piece of blade is used repeatedly to be cut；To fluid injection and pumping link, and using primary note
Mode liquid one battery and be once evacuated to a battery, production efficiency is lower as a result, and energy consumption is larger.
Summary of the invention
In view of the above problems, the present invention provides a kind of lithium battery production technology for reducing energy consumption, the production works
Skill can further decrease energy consumption on the basis of old processing step.
It is described present invention employs a kind of lithium battery production technology for reducing energy consumption to reach above-mentioned technical purpose
Reduce energy consumption lithium battery production technology the step of include:
(1) prepare multiple preheating furnaces, after electrode active material, binder, solvent etc. are mixed, be divided into more parts, in advance
It is preheated in each preheating furnace, and preheating furnace is connected with melting kettle by valve；
(2) etc. after the raw material in melting kettles is finished, the mixed liquor in any one preheating furnace is put into melting kettle by valve；
(3) prepare a multilayer, vertical slurry collector, the slurry that melting kettle flows out disposably is injected into the slurry afflux
In vivo and dry；
(4) cutting tool is used, centralized and unified cut is carried out to slurry collector；
(5) after carrying out lamination and assembling Soft Roll program, using centralized priming device, with servo control technique, to more
Concentration fluid injection is carried out inside a battery core；
(6) using centralized air extractor, to carrying out concentration pumping inside the battery core after fluid injection.
Preferably as the present invention, in the step (5), the centralized priming device can be round centralized fluid injection
Device, or priming device is concentrated for townhouse formula.
Preferably as the present invention, in the step (6), the centralization air extractor can be round centralization pumping dress
It sets, or concentrates air extractor for townhouse formula.
Further preferably as the present invention, in the step (4), described to use cutting tool can be double blade cutting knife
Tool, or be multi-blade cutting tool.
After above-mentioned processing step, the present invention has the advantage that
1, the present invention is matched using multiple preheating furnaces and a melting kettle in step (1), can be greatlyd improve in step (2)
Baking step；
2, the present invention is greatly improved the efficiency of drying using multilayer, vertical slurry collector, reduces drying time；
3, the present invention uses double blade or multi-blade cutting means, is greatly improved the efficiency cut；
4, the present invention is greatly improved the efficiency of fluid injection and pumping using centralized fluid injection and air extraction structure, as a result, can will be total
Energy consumption sharp fall.
Detailed description of the invention
Shown in FIG. 1 is the appearance assumption diagram of circular centralization priming device in the present invention；
Shown in Fig. 2 is the appearance assumption diagram that circular townhouse formula concentrates priming device in the present invention；
Shown in Fig. 3 is the appearance assumption diagram of multi-blade cutting tool in the present invention；
Wherein, 1, round centralized priming device；2, townhouse formula concentrates priming device；3, multi-blade cutting tool.
Specific embodiment
The present invention is further illustrated with reference to the accompanying drawings and detailed description.
A kind of to tear a kind of lithium battery production technology for reducing energy consumption open down completely, the lithium battery of the reduction energy consumption is raw
The step of production. art includes:
(1) prepare multiple preheating furnaces, after electrode active material, binder, solvent etc. are mixed, be divided into more parts, in advance
It is preheated in each preheating furnace, and preheating furnace is connected with melting kettle by valve；In the present invention, the quantity of preheating furnace
Between 3 to 10；
(2) etc. after the raw material in melting kettles is finished, the mixed liquor in any one preheating furnace is put into melting kettle by valve；Phase
Than the mode that raw material is put into the melting kettle again after traditional raw material by a melting kettle is finished, the efficiency of melt raw material
It is greatly improved；
(3) prepare a multilayer, vertical slurry collector, the slurry that melting kettle flows out disposably is injected into the slurry afflux
In vivo and dry；
(4) cutting tool is used, centralized and unified cut is carried out to slurry collector；In specific cutting tool visible Fig. 3, Fig. 3
For a multi-blade cutting tool, in conjunction with the multilayer in step (3), vertical slurry collector (not drawing in the present invention) one
It rises and uses, the efficiency of pole piece trimming can be greatlyd improve；
(5) after carrying out lamination and assembling Soft Roll program, using centralized priming device, with servo control technique, to more
Concentration fluid injection is carried out inside a battery core；In the present invention, it is preferred to centralized priming device can be round centralized priming device
(see figure 1), or priming device (see figure 2) is concentrated for townhouse formula, in conjunction with servo control technique, can be used and round centralized fluid injection
Device 1 and townhouse formula concentrate the compatible liquid-injection equipment of priming device 2, and round centralized priming device 1 and townhouse formula
Priming device 2 is concentrated to combine, i.e. one injection can carry out fluid injection to the battery core of multiple batteries, greatly improve fluid injection
Efficiency；
(6) using centralized air extractor, to carrying out concentration pumping, corresponding equipment and Fig. 1, Fig. 2 inside the battery core after fluid injection
It is similar, charger compatible with round centralized air extractor and townhouse formula concentration air extractor, and and circle can be used
Shape centralization air extractor and townhouse formula concentrate air charging system to combine, i.e., once can to inside the battery core of multiple batteries into
Row pumping, greatly improves pumping efficiency.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, under the premise of not departing from technical principle of the invention, several improvements and modifications can also be made, these improve and become
Type also should be regarded as protection scope of the present invention.
Claims (4)
1. a kind of lithium battery production technology for reducing energy consumption, special type are, the lithium battery for reducing energy consumption is raw
The step of production. art includes:
(1) prepare multiple preheating furnaces, after electrode active material, binder, solvent etc. are mixed, be divided into more parts, in advance
It is preheated in each preheating furnace, and preheating furnace is connected with melting kettle by valve；
(2) etc. after the raw material in melting kettles is finished, the mixed liquor in any one preheating furnace is put into melting kettle by valve；
(3) prepare a multilayer, vertical slurry collector, the slurry that melting kettle flows out disposably is injected into the slurry afflux
In vivo and dry；
(4) cutting tool is used, centralized and unified cut is carried out to slurry collector；
(5) after carrying out lamination and assembling Soft Roll program, using centralized priming device, with servo control technique, to more
Concentration fluid injection is carried out inside a battery core；
(6) using centralized air extractor, to carrying out concentration pumping inside the battery core after fluid injection.
2. a kind of lithium battery production technology for reducing energy consumption as described in claim 1, which is characterized in that the step
(5) in, the centralized priming device can be round centralized priming device, or concentrate priming device for townhouse formula.
3. a kind of lithium battery production technology for reducing energy consumption as described in claim 1, which is characterized in that the step
(6) in, the centralization air extractor can be round centralized air extractor, or concentrate air extractor for townhouse formula.
4. a kind of lithium battery production technology for reducing energy consumption as described in claim 1, which is characterized in that the step
(4) in, described to use cutting tool can be double blade cutting tool, or be multi-blade cutting tool.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810902879.7A CN109004264B (en) | 2018-08-09 | 2018-08-09 | Lithium battery production process capable of reducing energy consumption |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810902879.7A CN109004264B (en) | 2018-08-09 | 2018-08-09 | Lithium battery production process capable of reducing energy consumption |
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| Publication Number | Publication Date |
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| CN109004264A true CN109004264A (en) | 2018-12-14 |
| CN109004264B CN109004264B (en) | 2020-06-16 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07120173A (en) * | 1993-10-21 | 1995-05-12 | Nippon Steel Corp | Melting furnace including scrap preheating tower |
| CN101402526A (en) * | 2008-08-15 | 2009-04-08 | 甘肃紫鑫矿业煤化工有限公司 | Apyre flame-proof crystal fibre, product and production method thereof |
| US20150360282A1 (en) * | 2014-06-13 | 2015-12-17 | M3 Steel Tech Inc. | Modular micro mill and method of manufacturing a steel long product |
| CN206739871U (en) * | 2017-05-02 | 2017-12-12 | 高金彦 | Two-period form smelting furnace |
| CN107732316A (en) * | 2017-10-25 | 2018-02-23 | 苏州英诺达自动化科技有限公司 | The production technology of lithium battery |
-
2018
- 2018-08-09 CN CN201810902879.7A patent/CN109004264B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07120173A (en) * | 1993-10-21 | 1995-05-12 | Nippon Steel Corp | Melting furnace including scrap preheating tower |
| CN101402526A (en) * | 2008-08-15 | 2009-04-08 | 甘肃紫鑫矿业煤化工有限公司 | Apyre flame-proof crystal fibre, product and production method thereof |
| US20150360282A1 (en) * | 2014-06-13 | 2015-12-17 | M3 Steel Tech Inc. | Modular micro mill and method of manufacturing a steel long product |
| CN206739871U (en) * | 2017-05-02 | 2017-12-12 | 高金彦 | Two-period form smelting furnace |
| CN107732316A (en) * | 2017-10-25 | 2018-02-23 | 苏州英诺达自动化科技有限公司 | The production technology of lithium battery |
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| CN109004264B (en) | 2020-06-16 |
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Address after: 276035 baishabu Zhen Hou Cheng Xi Cun Xi, Lanshan District, Linyi City, Shandong Province Patentee after: Jingshuo photoelectric technology (Shandong) Co.,Ltd. Address before: 276035 baishabu Zhen Hou Cheng Xi Cun Xi, Lanshan District, Linyi City, Shandong Province Patentee before: LINYI JINGSHUO PHOTOELECTRIC TECHNOLOGY Co.,Ltd. |