CN206373019U - Coating device for lithium ion battery electrode - Google Patents
Coating device for lithium ion battery electrode Download PDFInfo
- Publication number
- CN206373019U CN206373019U CN201621317189.8U CN201621317189U CN206373019U CN 206373019 U CN206373019 U CN 206373019U CN 201621317189 U CN201621317189 U CN 201621317189U CN 206373019 U CN206373019 U CN 206373019U
- Authority
- CN
- China
- Prior art keywords
- support
- lithium ion
- base
- coating
- rolling
- 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.)
- Active
Links
- 238000000576 coating method Methods 0.000 title claims abstract description 23
- 239000011248 coating agent Substances 0.000 title claims abstract description 22
- 229910001416 lithium ion Inorganic materials 0.000 title claims abstract description 15
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 title abstract description 5
- 239000007772 electrode material Substances 0.000 claims abstract description 15
- 239000002904 solvent Substances 0.000 abstract description 6
- 239000000463 material Substances 0.000 abstract description 4
- 239000007921 spray Substances 0.000 abstract description 3
- 238000004804 winding Methods 0.000 abstract 2
- 230000002153 concerted effect Effects 0.000 abstract 1
- 238000005096 rolling process Methods 0.000 abstract 1
- 238000002360 preparation method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910052493 LiFePO4 Inorganic materials 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 229910002097 Lithium manganese(III,IV) oxide Inorganic materials 0.000 description 1
- 241000486406 Trachea Species 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000011149 active material Substances 0.000 description 1
- 238000010009 beating Methods 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 150000004040 pyrrolidinones Chemical class 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 210000003437 trachea Anatomy 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
Landscapes
- Battery Electrode And Active Subsutance (AREA)
Abstract
The utility model discloses a coating device of lithium ion battery electrode, including the base and set firmly in the base both ends and be used for putting, the unwinding mechanism and the winding mechanism of rolling operation to the mass flow body, the base that is located between unwinding mechanism and the winding mechanism sets firmly the support, the parallel is equipped with upper and lower two backing rolls in the middle of the support, is located and is equipped with the hold-in range of the reciprocal horizontal motion of driving motor drive in the middle of two backing rolls, the cover is equipped with the shower nozzle along with one of them concerted movement on the hold-in range; the inlet end of the spray head is connected with a storage box filled with electrode materials through a material conveying pipe. The utility model discloses well coating device realizes carrying out serialization coating operation to the mass flow body of lapping to effectual reduction manual work drops into, and the electrode material is dry-mixed and not add the solvent, and is pollution-free to the environment.
Description
Technical field
The utility model is related to technical field of lithium ion, and in particular to a kind of painting of lithium ion cell electrode is arranged
Put.
Background technology
In recent years, lithium ion battery has cruising time length, service life length, self-discharge rate low and environmental protection etc. is excellent
Point, and the fields such as mobile phone, computer and electric automobile are widely used in,.
During lithium ion battery is manufactured, the preparation of electrode slice is generally wet processing, and solvent first is used when closing slurry
Base pyrrolidones（nmp）Or water etc. is by the various material active materials on electrode（LiFePO4, cobalt acid lithium, LiMn2O4, ternary material
Material etc.）, conductive compositions, binding agent be mixed into fluid, be then coated by conventional transfer type or extrusion coater, and
Synchronously solvent is baked out again using baking oven in coating procedure.Such preparation process solvent is wasted completely, not only
Expend energy and environment is unfriendly.
Utility model content
The purpose of this utility model is to provide a kind of apparatus for coating of lithium ion cell electrode.
The utility model uses following technical scheme：
A kind of apparatus for coating of lithium ion cell electrode, including base are used to carry out collector with base two ends are fixedly arranged on
Put, the unreeling structure and rolling-up mechanism of wind-up operation, be installed with support on the base in the middle of unreeling structure and rolling-up mechanism,
The support intermediate parallel is provided with upper and lower two support rollers, is provided with and is driven back and forth by motor in the middle of two support rollers
It is arranged with the timing belt of horizontal movement, the timing belt with the synkinematic shower nozzle of one；The arrival end of the shower nozzle passes through
Conveying pipeline is connected with the material-storing box equipped with electrode material.
Further scheme, the material-storing box is connected by tracheae with supercharger.
It is installed with further scheme, the base between unreeling structure and support, between rolling-up mechanism and support
The guide roller being oriented to collector.
Be fixed with controller on further scheme, the support, the output end of the controller respectively with motor,
Supercharger, unreeling structure and rolling-up mechanism connection.
The utility model is applied to collector using printing principle by electrode material by nozzle printing, using the utility model
Apparatus for coating carry out printing coating when, the size and style of coating can be designed by computer, i.e., by controller come
Motor action is controlled, further the walking path of control shower nozzle, so as to realize coating, and makes the system of lithium ion cell electrode
Standby variation.
Apparatus for coating is realized in the utility model carries out serialization coating operations to coiled collector, so as to effectively subtract
Few artificial input, and it is different from electrode material in demand of the conventional wet preparation to the various solvents such as NMP, water, the utility model
Particle diameter is Nano grade, and storeroom is mixed into dry type mixing, and is added without solvent, environmentally safe, is conducive to big rule
Mould industrialization promotion.In addition, nano level electrode material can equably spray from shower nozzle, by control the air pressure of supercharging device come
Control from shower nozzle spray electrode material number.
Brief description of the drawings
The utility model is described in further detail with reference to the accompanying drawings and detailed description.
Fig. 1 is the utility model schematic diagram；
Fig. 2 is the schematic diagram of material-storing box and supercharging device in the utility model.
In figure：1- bases, 2- unreeling structures, 3- controllers, 4- supports, 5- material-storing boxs, 6- conveying pipelines, 7- shower nozzles, 8- is received
Roll up mechanism, the guide rollers of 9-1 first, the guide rollers of 9-2 second, the guide rollers of 9-3 the 3rd, 9-4 support rollers, 10- timing belts, 11- drivings
Motor, 12- collectors, 13- tracheaes, 14- superchargers.
Embodiment：
Embodiment 1：
As shown in figure 1, a kind of apparatus for coating of lithium ion cell electrode, including base 1 and it is fixedly arranged on the two ends of base 1 and is used for
Collector 12 is put, the unreeling structure 2 and rolling-up mechanism 8 of wind-up operation, in the middle of unreeling structure 2 and rolling-up mechanism 8
Base 1 on be installed with support 4, the intermediate parallel of support 4 is provided with upper and lower two support roller 9-4, positioned at two support roller 9-
Provided with the timing belt 10 that reciprocating horizontal motion is driven by motor 11 in the middle of 4, it is arranged with the timing belt 10 with one
Synkinematic shower nozzle 7；The arrival end of the shower nozzle 7 is connected by conveying pipeline 6 with the material-storing box 5 equipped with electrode material.
As shown in Fig. 2 material-storing box 5 is connected by tracheae 13 with supercharger 14.
It is solid on further scheme, the base 1 between unreeling structure 2 and support 4, between rolling-up mechanism 8 and support 4
Provided with the guide roller being oriented to collector 12.
Be fixed with controller 3 on further scheme, the support 4, the output end of the controller 3 respectively with driving electricity
Machine 11, supercharger 14, unreeling structure 2 and rolling-up mechanism 8 are connected.
Specific coating process is as follows：
First nano level raw material is added dry-mixed electrode material is carried out in mixing apparatus, then the electrode material mixed is added
In material-storing box 5；Then coiled collector 12 is arranged on unreeling structure 2, and its front end is sequentially passed through into height and staggeredly set
The 3rd guide roller 9-3 that puts, support roller 9-4, the second guide roller 9-2, the first guide roller 9-1 rear enclosures are on rolling-up mechanism 8（As schemed
Shown in 1）, collector is fitted in guide roller under unreeling structure 2, the tension force effect of rolling-up mechanism 8, in support roller, and with
The bottom contact of shower nozzle 7；Next to that open supercharger 14 is filled with positive pressure protection gas into material-storing box 5 by tracheae 13, and then
Electrode material is pressurized, electrode material is entered by conveying pipeline 6 in shower nozzle 7；The work of motor 11 passes through the band of timing belt 10
Dynamic shower nozzle 7 carries out horizontal reciprocating movement, and electrode material is uniformly coated on collector 12.
One section coating after the completion of, rolling-up mechanism 8 and unreeling structure 2 run simultaneously and move collector 12, make shower nozzle 7 along
The length direction of collector is coated with successively, and printed collector is then wound on rolling-up mechanism 8, so as to complete beating for battery electrode
Print coating.
It is preferred that scheme be by controller respectively come control rolling-up mechanism 8, unreeling structure 2, motor 11 and supercharging
The work of machine 14, realizes their work controllable, i.e., control the synchronization of rolling-up mechanism 8, unreeling structure 2 to turn by controller
Speed that is dynamic, can also controlling motor 11 to drive shower nozzle 7 to move by controller, so as to control the thickness of coating；It can lead to
Controller is crossed to control the size of the output pressure of supercharger 14 to realize the size of electrode material output quantity.
The preferred embodiment of the utility model patent is the foregoing is only, not for limiting implementation model of the present utility model
Enclose；I.e. all various equivalents done according to right of the present utility model, are claim of the present utility model
Scope.
Claims (4)
1. a kind of apparatus for coating of lithium ion cell electrode, including base（1）Be fixedly arranged on base（1）Two ends are used for collector
（12）Put, the unreeling structure of wind-up operation（2）And rolling-up mechanism（8）, it is characterised in that：Positioned at unreeling structure（2）And receipts
Roll up mechanism（8）Middle base（1）On be installed with support（4）, the support（4）Intermediate parallel is provided with upper and lower two support rollers
（9-4）, positioned at two support rollers（9-4）Centre is provided with by motor（11）Drive the timing belt of reciprocating horizontal motion（10）,
The timing belt（10）On be arranged with the synkinematic shower nozzle of one（7）；The shower nozzle（7）Arrival end pass through conveying pipeline
（6）With the material-storing box equipped with electrode material（5）Connection.
2. a kind of apparatus for coating of lithium ion cell electrode according to claim 1, it is characterised in that：The material-storing box（5）
Pass through tracheae（13）With supercharger（14）Connection.
3. a kind of apparatus for coating of lithium ion cell electrode according to claim 1, it is characterised in that：Positioned at unreeling structure
（2）And support（4）Between, rolling-up mechanism（8）And support（4）Between base（1）On be installed with to collector（12）Carry out
The guide roller of guiding.
4. a kind of apparatus for coating of lithium ion cell electrode according to claim 2, it is characterised in that：The support（4）On
It is fixed with controller（3）, the controller（3）Output end respectively with motor（11）, supercharger（14）, unreeling structure
（2）And rolling-up mechanism（8）Connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621317189.8U CN206373019U (en) | 2016-12-03 | 2016-12-03 | Coating device for lithium ion battery electrode |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621317189.8U CN206373019U (en) | 2016-12-03 | 2016-12-03 | Coating device for lithium ion battery electrode |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206373019U true CN206373019U (en) | 2017-08-04 |
Family
ID=59406085
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621317189.8U Active CN206373019U (en) | 2016-12-03 | 2016-12-03 | Coating device for lithium ion battery electrode |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206373019U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106475275A (en) * | 2016-12-03 | 2017-03-08 | 合肥国轩高科动力能源有限公司 | Coating device and coating method for lithium ion battery electrode |
-
2016
- 2016-12-03 CN CN201621317189.8U patent/CN206373019U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106475275A (en) * | 2016-12-03 | 2017-03-08 | 合肥国轩高科动力能源有限公司 | Coating device and coating method for lithium ion battery electrode |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |