CN207572454U - Lithium battery cathode plate roasting plant - Google Patents
Lithium battery cathode plate roasting plant Download PDFInfo
- Publication number
- CN207572454U CN207572454U CN201721498584.5U CN201721498584U CN207572454U CN 207572454 U CN207572454 U CN 207572454U CN 201721498584 U CN201721498584 U CN 201721498584U CN 207572454 U CN207572454 U CN 207572454U
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- negative plate
- lithium battery
- air
- cavity
- roasting plant
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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
Abstract
The utility model is related to battery preparation technology fields,Provide a kind of lithium battery cathode plate roasting plant,Lithium battery cathode plate roasting plant includes baking box,It is oriented to around roller group and heater group,Leading portion low-temperature bake area is set in baking box,Stage casing high-temperature baking area and latter end low-temperature bake area,And it is heated using heater group,In leading portion low-temperature bake area, setting is oriented to around roller group,Negative plate is around in guiding on the guide roller in roller group,Lithium battery cathode plate roasting plant provided by the utility model increases baking time of the negative plate in leading portion low-temperature bake area,The baking temperature of negative plate is made to mitigate raising,Reduce due to the temperature in baking box steeply rises and the phenomenon that the coat of negative plate is caused to split,Lithium battery cathode plate roasting plant improves work production efficiency,It can produce with higher energy density,The excellent lithium ion battery of chemical property.
Description
Technical field
The utility model belongs to battery preparation technology field, is to be related to a kind of lithium battery cathode plate baking more specifically
Equipment.
Background technology
The fast development of new-energy automobile causes the lithium ion battery that automobile uses to welcome huge opportunity to develop, in lithium
Under electric enterprise makes joint efforts, the properties of lithium ion battery have obtained great promotion, in order to which the energy for obtaining higher is close
Degree, Li electricity enterprises obtain the new product of higher energy density by constantly increasing the method for the surface density of negative material, higher
Surface density necessarily increase the thickness of slurry in negative plate, when toasting thicker negative plate at relatively high temperatures, due to moisture
Drastically overflow the coat on negative plate is caused to crack, so as to affect the chemical property of lithium ion battery.
Utility model content
The purpose of this utility model is to provide a kind of lithium battery cathode plate roasting plant, to aim to solve the problem that in the prior art
The technical issues of dry and cracked, easily occurs for the negative plate of existing high-energy density coat in baking.
To achieve the above object, the technical solution adopted in the utility model is：A kind of lithium battery cathode plate roasting plant, packet
It includes baking box, be oriented to around roller group and heater group；
The baking box have for negative plate baking cavity, the baking box include feeding mouth and with the feeding mouth
The discharge port being oppositely arranged, the negative plate are entered by the feeding mouth, are sent out across the cavity, then by the discharge port；
The heater is mounted in the cavity, and the cavity includes leading portion low-temperature bake area, stage casing high-temperature baking area
And latter end low-temperature bake area, the leading portion low-temperature bake area, the middle-end high-temperature baking area and the latter end low-temperature bake
Area is sequentially distributed along the transmission direction of the negative plate, and the leading portion low-temperature bake area is opposite with the feeding mouth, the latter end
Low-temperature bake area is opposite with the discharge port；
Described be oriented to is articulated in the inside of the cavity and in the front end low-temperature bake area around roller group, the guiding
It is described negative around roller group including multiple for increasing the guide roller that the negative plate transmits stroke in the front end low-temperature bake area
Pole piece is around on each guide roller.
Specifically, the guide roller group includes that two vertical directions in the leading portion low-temperature bake area are setting up and down leads
To roller, wherein the higher guide roller in position is far from the feeding mouth, and the relatively low guide roller in another location is close to described
Feeding mouth, the negative plate are around in the relatively low guiding of the higher guide roller in position and position along transmission direction successively
Roller.
Further, the baking box further includes multiple support rollers, and each support roller is articulated in the inside of the cavity
And be sequentially distributed along the transmission direction of the negative plate, each support roller is supported in the negative plate.
Specifically, the heater group includes multiple upper layered heatings and multiple lower layered heatings, and each upper strata adds
The transmission direction of hot device along the negative plate is equidistantly set on the inside top of the cavity, and each lower layered heating is described in
The transmission direction of negative plate is equidistantly set on the bottom inside of the cavity.
Further, the lithium battery cathode plate roasting plant further includes blower device and air exhausting device, the air blast
Device is set in the baking box and connect with the cavity, the air exhausting device set on the baking box top outer and with
The cavity connection.
Further, multiple air inlets blown for the blower device, the chamber are offered on the bottom of the cavity
Multiple air outlets for the air exhausting device air draft are offered on the top of body, each air inlet and each air outlet edge are negative
The transmission direction of pole piece is arranged alternately.
Further, the blower device include air blower corresponding with the air inlet, the baking box be equipped with
The corresponding opening of air blower, the opening are equipped with the air filter screen for being used for impurity in air filtering.
Further, the exhaust duct that the air exhausting device includes exhaust blower, is connected with the exhaust blower, the exhaust duct
It is connected with the air outlet.
Further, the lithium battery cathode plate roasting plant further includes the withdrawing device for recycling the negative plate,
The withdrawing device is corresponding with the discharge port, and the withdrawing device includes motor, the axis of rolling and stent, the axis of rolling
One end be connected with the output shaft of the motor, the other end of the axis of rolling and the bracket, on the axis of rolling
Equipped with the card slot for being clamped with the negative plate.
Further, the bottom outside of the baking box is equipped with four rolling.
The beneficial effects of the utility model：Before being set in the baking box of the lithium battery cathode plate roasting plant of the utility model
Section low-temperature space, stage casing high-temperature region and latter end low-temperature space toast negative plate, set and are oriented to around roller group in leading portion low-temperature space,
Negative plate is around in guiding on the guide roller in roller group to increase transmission stroke of the negative plate in leading portion low-temperature space, is extended negative
Pole piece allows the moisture in negative plate coat to evaporate under cryogenic in the baking time of leading portion low-temperature space, avoid by
It is drastically evaporated in moisture under the high temperature conditions and coat is caused to crack, improve production efficiency, while ensure that lithium ion battery exists
There is good chemical property while obtaining higher energy density, also take full advantage of the space that uses of baking box, section
About cost.
Description of the drawings
It, below will be to embodiment or the prior art in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing is briefly described needed in description, it should be apparent that, the accompanying drawings in the following description is only that this practicality is new
Some embodiments of type, for those of ordinary skill in the art, without having to pay creative labor, can be with
Other attached drawings are obtained according to these attached drawings.
Fig. 1 is the structure diagram of lithium battery cathode plate roasting plant that the utility model embodiment provides；
Fig. 2 is the enlarged drawing at A in Fig. 1；
Fig. 3 is the structure diagram of withdrawing device that the utility model embodiment provides.
Wherein, each reference numeral in figure：
1- baking boxes；11- cavitys；111- feeding mouths；112- discharge ports；113- leading portion low-temperature bakes area；114- stage casings are high
Warm baking zone；115- latter end low-temperature bakes area；12- support rollers；13- heater groups；The upper layered heatings of 131-；132- lower floors heat
Device；14- air inlets；141- air filter screens；15- air outlets；16- idler wheels；2- is oriented to around roller group；21- guide rollers；3- air blast fills
It puts；31- air blowers；32- is open；4- air exhausting devices；41- exhaust blowers；42- exhaust ducts；5- negative plates；6- withdrawing devices；61- electricity
Machine；The 62- axis of rolling；621- card slots；63- stents.
Specific embodiment
In order to which technical problem to be solved in the utility model, technical solution and advantageous effect is more clearly understood, with
Lower combination accompanying drawings and embodiments, the present invention is further described in detail.It should be appreciated that specific reality described herein
It applies example to be only used to explain the utility model, is not used to limit the utility model.
It should be noted that when element is referred to as " being fixed on " or " being set to " another element, it can be directly another
On one element or it is connected on another element.When an element is known as " being connected to " another element, it can
To be directly to another element or be indirectly connected on another element.
It is to be appreciated that term " length ", " width ", " on ", " under ", "front", "rear", "left", "right", " vertical ",
The orientation or position relationship of the instructions such as " level ", " top ", " bottom " " interior ", " outer " are to be closed based on orientation shown in the drawings or position
System is for only for ease of description the utility model and simplifies description rather than instruction or imply that signified device or element are necessary
With specific orientation, with specific azimuth configuration and operation, therefore it is not intended that limitation to the utility model.
In addition, term " first ", " second " are only used for description purpose, and it is not intended that instruction or hint relative importance
Or the implicit quantity for indicating indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more this feature." multiple " are meant that two or two in the description of the present invention,
More than, unless otherwise specifically defined.
Also referring to Fig. 1 and Fig. 2, now the lithium battery cathode plate roasting plant that the utility model embodiment provides is carried out
Explanation.Lithium battery cathode plate roasting plant includes baking box 1, is oriented to around roller group 2 and heater group 13；Baking box 1, which has, to be supplied
The cavity 11 that negative plate 5 toasts, baking box 1 include feeding mouth 111 and the discharge port 112 being oppositely arranged with feeding mouth 111, bear
Pole piece 5 is entered by feeding mouth 111, is sent out across cavity 11, then by discharge port 112；Heater group 13 is set in cavity 11, cavity
11 include leading portion low-temperature bake area 113, stage casing high-temperature baking area 114 and latter end low-temperature bake area 115, leading portion low-temperature bake area
113rd, stage casing high-temperature baking area 114 and latter end low-temperature bake area 115 are sequentially distributed along the transmission direction of negative plate 5, and leading portion is low
Warm baking zone 113 is opposite with feeding mouth 111, and latter end low-temperature bake area 115 is opposite with discharge port 112；Guiding is articulated in around roller group 2
The inside of cavity 11 and in the front end low-temperature bake area 113, be oriented to include around roller group 2 it is multiple for increasing negative plate 5 preceding
The guide roller 21 of transmission stroke in low-temperature bake area 113 is held, negative plate 5 is around on each guide roller 21.
The lithium battery cathode plate roasting plant that the utility model embodiment provides, by setting leading portion low in baking box 1
Warm baking zone 113, stage casing high-temperature baking area 114 and latter end low-temperature bake area 115, are heated using heater group 13, and
It is equipped with and is oriented to around roller group 2 in leading portion low-temperature bake area 113, negative plate 5 is around in guiding on the guide roller 21 in roller group 2, is increased
Big baking time of the negative plate 5 in leading portion low-temperature bake area 113, makes the temperature of negative plate 5 mitigate raising, the painting of negative plate 5
Moisture in coating gently evaporates, and avoids the occurrence of since the temperature in baking box 1 steeply rises and cause the coating of negative plate 5
Layer cracking, lithium battery cathode plate roasting plant improves work production efficiency, while can also produce and have higher energy
The excellent lithium ion battery of density, chemical property, while the inner space of baking box 1 is also taken full advantage of, it is cost-effective.
Specifically, it please refers to Fig.1 and Fig. 2, in the present embodiment, is oriented to and includes two in leading portion low-temperature bake around roller group 2
The vertical direction in area 113 guide roller 21 setting up and down, the wherein higher guide roller 21 in position is far from feeding mouth 111, another one
Relatively low guide roller 21 is put close to feeding mouth 111, negative plate 5 be around in successively along transmission direction the higher guide roller 21 in position and
The relatively low guide roller 21 in position, puts in upper and lower two layers of cloth, and the higher guide roller 21 in position is on the right side of the relatively low guide roller 21 in position
Top had both increased stroke of the negative plate 5 in leading portion low-temperature bake area 113, and had taken full advantage of the space of baking box 1, also extend
Baking time of the negative plate 5 in leading portion low-temperature bake area 113 is conducive to the coat moisture evaporation of negative plate 5.It can also be
Leading portion low-temperature bake area 113 sets the guide roller 21 of other quantity, and each guide roller 21 is arranged in cavity 11 from the top down successively,
And top-down first guide roller 21 is born far from feeding mouth 111, the guide roller 21 of bottom arrangement close to feeding mouth 111
Pole piece 5 is around in each guide roller 21 successively from top to bottom.
Further, it please refers to Fig.1 and Fig. 2, in the present embodiment, baking box 1 further includes multiple support rollers 12, each to support
Roller 12 is articulated in the inside of cavity 11 and is sequentially distributed along the transmission direction of negative plate 5, and each support roller 12 is supported in negative plate
5, each support roller 12 is set on the upper and lower part in cavity 11, and each support roller 12 of 11 internal upper part of cavity is set on leading portion low-temperature bake
It in area 113, and is aligned close to feeding mouth 111 and with feeding mouth 111, each support roller 12 of lower part is sequentially arranged in leading portion in cavity 11
In low-temperature bake area 113, stage casing high-temperature baking area 114 and latter end low-temperature bake area 115, negative plate 5 is entered by feeding mouth 111 to be dried
The leading portion low-temperature bake area 113 of oven 1 supports successively through each support roller 12, guide roller 21 is oriented to, the support of each support roller 12 enters
Stage casing high-temperature baking area 114 and latter end low-temperature bake area 115, are finally gone out by discharge port 112, and each support roller 12 is pivotally connected and cavity
11 inside.
Specifically, referring to Fig. 1, in the present embodiment, heater group 13 includes multiple upper layered heatings 131 and multiple
Lower layered heating 132, the transmission direction of each upper layered heating 131 along negative plate 5 are equidistantly set on the inside top of cavity 11, respectively
The transmission direction of lower layered heating 132 along negative plate 5 is equidistantly set on the bottom inside of cavity 11, and heater group 13 is set respectively
In the top and bottom of cavity 11, baking box 1 is made to be evenly heated negative plate 5, improve the production efficiency of negative plate 5, avoid bearing
There is part cracking in the coat of pole piece 5, and each upper layered heating 131 and each lower layered heating 132 can individually change it and add
Hot temperature realizes the temperature for freely controlling each region in baking box 1.
Further, referring to Fig. 1, in the present embodiment, lithium battery cathode plate roasting plant further include blower device 3 with
And air exhausting device 4, blower device 3 are set in baking box 1 and are connected with cavity 11, air exhausting device 4 is set on outside the top of baking box 1
It side and is connected with cavity 11, when being toasted to negative plate 5, the coat of negative plate 5 has lithium battery cathode plate roasting plant
Large quantity of moisture is evaporated, increases the air humidity in baking box 1, is unfavorable for baking work and continues, setting air blast fills
Put 3 and air exhausting device 4 air in baking box 1 can be made to be converted with outside air, air in baking box 1 is made to keep dry
It is dry, accelerate the water evaporation rate of the coat of negative plate 5.
Further, referring to Fig. 1, in the present embodiment, multiple confession blower devices 3 being offered on the bottom of cavity 11 and are sent
The air inlet 32 of wind, offers multiple air outlets 15 for 4 air draft of air exhausting device on the top of cavity 11, each air inlet 32 and each
Air outlet 15 is arranged alternately along the transmission direction of negative plate 5, sets air inlet 32 and air outlet 15, accelerates outside air and inside
The exchange velocity of air, be staggered air inlet 32 and air outlet 15, and increase outside air enters the utilization rate after cavity 11, makes
Outside air is fully spread in cavity 11.
Further, referring to Fig. 1, in the present embodiment, blower device 3 includes and 32 corresponding air blower of air inlet
31, baking box 11 is equipped with is equipped with the sky for being used for impurity in air filtering with the corresponding opening 14 of air blower 31, opening 14
Air filter net 141, setting air blower 31 outside air is made to enter in baking box 1, control outside air enter baking box 1 volume and
Speed is optimal the baking efficiency of baking box 1, and air filter screen 141 is set at opening 14, is reduced into baking box 1
Impurity, improve the quality of produced negative plate 5.
Further, referring to Fig. 1, in the present embodiment, air exhausting device 4 includes exhaust blower 41, is connected with exhaust blower 41
Logical exhaust duct 42, exhaust duct 42 are connected with air outlet 15, set exhaust blower 41 that the air in cavity 11 is controlled to arrange outward
The volume and speed gone out makes air humidity and temperature in cavity 11 be in most suitable state, improves the baking effect of baking box 1
Rate, and then the production efficiency of negative plate 5 is improved, air is discharged through exhaust duct 42 in cavity 11, by changing exhaust duct 42
Outlet is, it can be achieved that there being the recycling of higher temperature and higher levels of humidity air.
Further, it please refers to Fig.1 and Fig. 3, in the present embodiment, lithium battery cathode plate roasting plant, which further includes, to be used for back
The withdrawing device 6 of negative plate 5 is received, withdrawing device 6 is corresponding with discharge port 112, and withdrawing device 6 includes motor 61, the axis of rolling 62
And stent 63, one end of the axis of rolling 62 are connected with the output shaft of motor 61, the other end and the stent 63 of 62 axis of rolling are pivotally connected,
The axis of rolling 62 is equipped with the card slot 621 for being clamped with negative plate 5, and withdrawing device 6 is used to that negative plate 5 to be driven to move and recycle,
The first negative plate of withdrawing device 6 is connected on the card slot 621 of the axis of rolling 62, the axis of rolling 62 is driven to rotate by motor 61, by negative plate 5
From feeding mouth 111, successively by leading portion low-temperature bake area 113, stage casing high-temperature baking area 114 and latter end low-temperature bake area 115, by
Discharge port 112 pulls out, and is wrapped on the axis of rolling 62, the axis of rolling 62 is driven to work by motor 61, improved work efficiency,
The other end setting stent 63 of the axis of rolling 62 improves the stationarity of withdrawing device 6.
Further, referring to Fig. 1, in the present embodiment, the bottom outside of baking box 1 is equipped with four rolling 16, makes lithium
Battery cathode sheet roasting plant is moveable, enhances its practicability, can be by lithium battery cathode plate roasting plant easily
It is moved to required operating position.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
All any modification, equivalent and improvement made within the spirit and principle of utility model etc., should be included in the utility model
Protection domain within.
Claims (10)
1. a kind of lithium battery cathode plate roasting plant, it is characterised in that：Including baking box, it is oriented to around roller group and heater group；
The baking box has the cavity for negative plate baking, and the baking box includes feeding mouth and opposite with the feeding mouth
The discharge port of setting, the negative plate are entered by the feeding mouth, are sent out across the cavity, then by the discharge port；
The heater is mounted in the cavity, the cavity include leading portion low-temperature bake area, stage casing high-temperature baking area and
Latter end low-temperature bake area, the leading portion low-temperature bake area, the stage casing high-temperature baking area and the latter end low-temperature bake area edge
The transmission direction of the negative plate is sequentially distributed, and the leading portion low-temperature bake area is opposite with the feeding mouth, the latter end low temperature
Baking zone is opposite with the discharge port；
Described be oriented to is articulated in the inside of the cavity and in the front end low-temperature bake area around roller group, and the guiding is around roller
Group include it is multiple be used for increase the guide roller that the negative plate transmits stroke in the front end low-temperature bake area, the negative plate
It is around on each guide roller.
2. lithium battery cathode plate roasting plant as described in claim 1, it is characterised in that：The guide roller group include two
The vertical direction in leading portion low-temperature bake area guide roller setting up and down, wherein the higher guide roller in position is far from described
Feeding mouth, for the relatively low guide roller in another location close to the feeding mouth, the negative plate is around in position successively along transmission direction
Put the relatively low guide roller of the higher guide roller and position.
3. lithium battery cathode plate roasting plant as claimed in claim 2, it is characterised in that：The baking box further includes multiple
Roller is supportted, each support roller is articulated in the inside of the cavity and is sequentially distributed along the transmission direction of the negative plate, each described
Support roller is supported in the negative plate.
4. lithium battery cathode plate roasting plant as claimed in claim 3, it is characterised in that：The heater group is included on multiple
Layered heating and multiple lower layered heatings, each upper layered heating are equidistantly set on institute along the transmission direction of the negative plate
The inside top of cavity is stated, the transmission direction of each lower layered heating along the negative plate is equidistantly set on the bottom of the cavity
On the inside of portion.
5. such as claim 1-4 any one of them lithium battery cathode plate roasting plants, it is characterised in that：The cathode of lithium battery
Piece roasting plant further includes blower device and air exhausting device, the blower device be set in the baking box and with the cavity
Connection, the air exhausting device are set on the top outer of the baking box and are connected with the cavity.
6. lithium battery cathode plate roasting plant as claimed in claim 5, it is characterised in that：It is offered on the bottom of the cavity
Multiple air inlets for blower device air-supply are offered on the top of the cavity multiple for the air exhausting device air draft
Air outlet, each air inlet and each air outlet are arranged alternately along the transmission direction of negative plate.
7. lithium battery cathode plate roasting plant as claimed in claim 6, it is characterised in that：The blower device include with it is described
The corresponding air blower of air inlet, the baking box is equipped with is equipped with use with the corresponding opening of the air blower, the opening
In the air filter screen for crossing impurity in air filtering.
8. lithium battery cathode plate roasting plant as claimed in claim 6, it is characterised in that：The air exhausting device includes air draft
Machine, the exhaust duct being connected with the exhaust blower, the exhaust duct are connected with the air outlet.
9. such as Claims 1-4 any one of them lithium battery cathode plate roasting plant, it is characterised in that：The lithium battery is born
Pole piece roasting plant further includes the withdrawing device for recycling the negative plate, and the withdrawing device is opposite with the discharge port
Should, the withdrawing device includes motor, the axis of rolling and stent, and one end of the axis of rolling is connected with the output shaft of the motor
It connects, the other end of the axis of rolling and the bracket, the axis of rolling are equipped with the card for being clamped with the negative plate
Slot.
10. such as Claims 1-4 any one of them lithium battery cathode plate roasting plant, it is characterised in that：The baking box
Bottom outside is equipped with four rolling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721498584.5U CN207572454U (en) | 2017-11-09 | 2017-11-09 | Lithium battery cathode plate roasting plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721498584.5U CN207572454U (en) | 2017-11-09 | 2017-11-09 | Lithium battery cathode plate roasting plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207572454U true CN207572454U (en) | 2018-07-03 |
Family
ID=62693131
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721498584.5U Active CN207572454U (en) | 2017-11-09 | 2017-11-09 | Lithium battery cathode plate roasting plant |
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| Country | Link |
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| CN (1) | CN207572454U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110201848A (en) * | 2019-05-29 | 2019-09-06 | 深圳市倍特力电池有限公司 | The pole piece of lithium ion battery mends lithium system |
| CN110597327A (en) * | 2019-08-30 | 2019-12-20 | 河北金力新能源科技股份有限公司 | Monitoring and adjusting method for lithium battery diaphragm coating oven |
| CN113782703A (en) * | 2021-09-13 | 2021-12-10 | 湖北众邦新能源有限公司 | Lithium battery negative plate preparation device |
| CN114203974A (en) * | 2021-12-15 | 2022-03-18 | 安徽统凌科技新能源有限公司 | Lithium battery pole piece baking and placing tool |
| CN114243147A (en) * | 2021-12-20 | 2022-03-25 | 武汉蔚能电池资产有限公司 | Lithium battery recovery device and lithium battery recovery method |
-
2017
- 2017-11-09 CN CN201721498584.5U patent/CN207572454U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110201848A (en) * | 2019-05-29 | 2019-09-06 | 深圳市倍特力电池有限公司 | The pole piece of lithium ion battery mends lithium system |
| CN110597327A (en) * | 2019-08-30 | 2019-12-20 | 河北金力新能源科技股份有限公司 | Monitoring and adjusting method for lithium battery diaphragm coating oven |
| CN113782703A (en) * | 2021-09-13 | 2021-12-10 | 湖北众邦新能源有限公司 | Lithium battery negative plate preparation device |
| CN114203974A (en) * | 2021-12-15 | 2022-03-18 | 安徽统凌科技新能源有限公司 | Lithium battery pole piece baking and placing tool |
| CN114203974B (en) * | 2021-12-15 | 2023-08-15 | 广东友飞翔新能源有限公司 | Lithium battery pole piece baking and placing tool |
| CN114243147A (en) * | 2021-12-20 | 2022-03-25 | 武汉蔚能电池资产有限公司 | Lithium battery recovery device and lithium battery recovery method |
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