CN203690404U - Electrode plate rolling equipment for lithium ion battery - Google Patents
Electrode plate rolling equipment for lithium ion battery Download PDFInfo
- Publication number
- CN203690404U CN203690404U CN201320885326.8U CN201320885326U CN203690404U CN 203690404 U CN203690404 U CN 203690404U CN 201320885326 U CN201320885326 U CN 201320885326U CN 203690404 U CN203690404 U CN 203690404U
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- China
- Prior art keywords
- normal temperature
- lithium
- roll
- mill
- ion battery
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- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 title claims abstract description 55
- 229910001416 lithium ion Inorganic materials 0.000 title claims abstract description 55
- 238000005096 rolling process Methods 0.000 title claims abstract description 23
- 238000010438 heat treatment Methods 0.000 claims abstract description 29
- 230000001276 controlling effect Effects 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000000034 method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
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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
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- Battery Electrode And Active Subsutance (AREA)
Abstract
The utility model belongs to the field of production equipment for lithium ion batteries, and in particular relates to electrode plate rolling equipment for a lithium ion battery. The electrode plate rolling equipment comprises a heating roller component, a normal temperature roller component and a pulling component, wherein the heating roller component comprises an upper heating roller and a lower heating roller, each of which is provided with a heating device; the normal temperature roller component comprises an upper normal temperature roller and a lower normal temperature roller, which are matched with each other; and an electrode plate of the lithium ion battery is pulled by the pulling component, and sequentially passes through the heating roller component and the normal temperature roller component for rolling and the pulling component. According to the electrode plate rolling equipment, the electrode plate of the lithium ion battery can be effectively prevented from being fragmented in a rolling process, and the cost of an enterprise can be lowered.
Description
Technical field
The utility model belongs to lithium ion battery and manufactures apparatus field, particularly rolling pole piece of lithium ion battery equipment.
Background technology
Electrodes of lithium-ion batteries is as the important composition parts of lithium ion battery, and its thickness and surface density directly affect energy density and the charge-discharge performance of lithium ion battery.In the production process of electrodes of lithium-ion batteries, for guaranteeing that electrodes of lithium-ion batteries has certain thickness and surface density, need to carry out roll-in to electrodes of lithium-ion batteries by rolling equipment and realize.In prior art, the roll-in of electrodes of lithium-ion batteries is only undertaken by a pair of pressure roller, in the time that the surface density of pole piece and compacted density are all larger, in normal temperature roll-in process, electrodes of lithium-ion batteries is prone to cracked situation, thereby has improved the production cost of enterprise.
Utility model content
The purpose of this utility model is to avoid above-mentioned weak point of the prior art and to provide one can effectively avoid in roll-in process electrodes of lithium-ion batteries to occur cracked, reduces the rolling pole piece of lithium ion battery equipment of enterprise's production cost.
The purpose of this utility model is achieved through the following technical solutions:
A kind of rolling pole piece of lithium ion battery equipment is provided, comprise heating roller assembly, normal temperature press roll component and traction component, described heating roller assembly comprises the upper warm-up mill and the lower warm-up mill that are provided with heater, described normal temperature press roll component comprises the upper normal temperature pressure roller and the lower normal temperature pressure roller that cooperatively interact, electrodes of lithium-ion batteries is drawn by described traction component, and successively through described heating roller assembly heating, the roll-in of normal temperature press roll component and traction component.
Wherein, this rolling equipment also comprises tension assembly, described tension assembly comprises before roll-in idler roller after idler roller and roll-in, before described roll-in, after idler roller and described roll-in, the equal capable of regulating in position of idler roller is with tensioning electrodes of lithium-ion batteries, and electrodes of lithium-ion batteries is idler roller and traction component after idler roller, described heating roller assembly, described normal temperature press roll component, described roll-in before described roll-in successively.
Wherein, described heater is connected with thermostat, for controlling the temperature of described upper warm-up mill and described lower warm-up mill.
Wherein, described upper normal temperature pressure roller and described lower normal temperature pressure roller are all connected with velocity transducer, in order to detect the speed of described upper normal temperature pressure roller and described lower normal temperature pressure roller.
Wherein, described velocity transducer is encoder.
Wherein, electrodes of lithium-ion batteries described heating roller assembly be successively through described lower warm-up mill and described on warm-up mill, and electrodes of lithium-ion batteries is fitted in the surface of described lower warm-up mill and described upper warm-up mill.
Wherein, described heater is resistance wire.
The beneficial effects of the utility model:
A kind of rolling pole piece of lithium ion battery equipment, comprise heating roller assembly, normal temperature press roll component and traction component, described heating roller assembly comprises the upper warm-up mill and the lower warm-up mill that are provided with heater, described normal temperature press roll component comprises the upper normal temperature pressure roller and the lower normal temperature pressure roller that cooperatively interact, electrodes of lithium-ion batteries is drawn by described traction component, and successively through described heating roller assembly heating, the roll-in of normal temperature press roll component and traction component.Before the roll-in of the frequent temperature and pressure roll assembly of electrodes of lithium-ion batteries, first electrodes of lithium-ion batteries is heated, increase flexibility and the ductility of electrodes of lithium-ion batteries, make electrodes of lithium-ion batteries can have good plastic deformation, thereby avoid electrodes of lithium-ion batteries to occur cracked situation, reduced the production cost of enterprise.
Brief description of the drawings
The utility model is described in further detail to utilize accompanying drawing, but the embodiment in accompanying drawing does not form any restriction of the present utility model, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain according to the following drawings other accompanying drawing.
Fig. 1 is the structural representation of rolling pole piece of lithium ion battery equipment of the present utility model.
In Fig. 1, include:
Idler roller after idler roller, 42-roll-in before warm-up mill under normal temperature pressure roller, the upper warm-up mill of 31-, 32-, 41-roll-in under 1-electrodes of lithium-ion batteries, the upper normal temperature pressure roller of 21-, 22-.
Embodiment
With the following Examples the utility model is further described.
The embodiment of the utility model rolling pole piece of lithium ion battery equipment, as shown in Figure 1, comprise heating roller assembly, normal temperature press roll component, traction component and tension assembly, described heating roller assembly comprises the upper warm-up mill 31 and the lower warm-up mill 32 that are provided with heater, described heater is resistance wire, described normal temperature press roll component comprises the upper normal temperature pressure roller 21 and the lower normal temperature pressure roller 22 that cooperatively interact, described tension assembly comprises before roll-in idler roller 42 after idler roller 41 and roll-in, after the front idler roller 41 of described roll-in and described roll-in, the equal capable of regulating in position of idler roller 42 is with tensioning electrodes of lithium-ion batteries 1.
In the course of work, electrodes of lithium-ion batteries 1 passes through the front idler roller 41 of described roll-in successively, described heating roller assembly, described normal temperature press roll component, idler roller 42 and traction component after described roll-in, wherein, described heating roller assembly heating electrodes of lithium-ion batteries 1, to increase its flexibility and ductility, make it in roll-in process, can have good plastic deformation, thereby avoid occurring the situation of cracked electrodes of lithium-ion batteries 1, described roll-in assembly gives electrodes of lithium-ion batteries 1 suitable tensile force, avoid causing because tensile force is inconsistent tearing of electrodes of lithium-ion batteries 1, improve the excellent rate of product, reduce the production cost of enterprise.
Concrete, described heater is connected with thermostat, for controlling the temperature of described upper warm-up mill 31 and described lower warm-up mill 32.
Concrete, described upper normal temperature pressure roller 21 and described lower normal temperature pressure roller 22 are all connected the velocity transducer of promising encoder, in order to detect the speed of described upper normal temperature pressure roller 21 and described lower normal temperature pressure roller 22.
Concrete, electrodes of lithium-ion batteries 1 described heating roller assembly be successively through described lower warm-up mill 32 and described on warm-up mill 31, and electrodes of lithium-ion batteries 1 is fitted in the surface of described lower warm-up mill 32 and described upper warm-up mill 31, can effectively the heat on described lower warm-up mill 32 and described upper warm-up mill 31 be delivered to electrodes of lithium-ion batteries 1, improve the efficiency of heating surface.
Finally should be noted that; above embodiment is only in order to illustrate the technical solution of the utility model; but not restriction to the utility model protection range; although the utility model has been done to explain with reference to preferred embodiment; those of ordinary skill in the art is to be understood that; can modify or be equal to replacement the technical solution of the utility model, and not depart from essence and the scope of technical solutions of the utility model.
Claims (7)
1. rolling pole piece of lithium ion battery equipment, it is characterized in that: comprise heating roller assembly, normal temperature press roll component and traction component, described heating roller assembly comprises the upper warm-up mill and the lower warm-up mill that are provided with heater, described normal temperature press roll component comprises the upper normal temperature pressure roller and the lower normal temperature pressure roller that cooperatively interact, electrodes of lithium-ion batteries is drawn by described traction component, and successively through described heating roller assembly heating, the roll-in of normal temperature press roll component and traction component.
2. rolling pole piece of lithium ion battery equipment according to claim 1, it is characterized in that: this rolling equipment also comprises tension assembly, described tension assembly comprises before roll-in idler roller after idler roller and roll-in, before described roll-in, after idler roller and described roll-in, the equal capable of regulating in position of idler roller is with tensioning electrodes of lithium-ion batteries, and electrodes of lithium-ion batteries is idler roller and traction component after idler roller, described heating roller assembly, described normal temperature press roll component, described roll-in before described roll-in successively.
3. rolling pole piece of lithium ion battery equipment according to claim 1, is characterized in that: described heater is connected with thermostat, for controlling the temperature of described upper warm-up mill and described lower warm-up mill.
4. rolling pole piece of lithium ion battery equipment according to claim 1, is characterized in that: described upper normal temperature pressure roller and described lower normal temperature pressure roller are all connected with velocity transducer, in order to detect the speed of described upper normal temperature pressure roller and described lower normal temperature pressure roller.
5. rolling pole piece of lithium ion battery equipment according to claim 4, is characterized in that: described velocity transducer is encoder.
6. rolling pole piece of lithium ion battery equipment according to claim 1, it is characterized in that: electrodes of lithium-ion batteries described heating roller assembly pass through successively described lower warm-up mill and described on warm-up mill, and electrodes of lithium-ion batteries is fitted in the surface of described lower warm-up mill and described upper warm-up mill.
7. rolling pole piece of lithium ion battery equipment according to claim 1, is characterized in that: described heater is resistance wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320885326.8U CN203690404U (en) | 2013-12-31 | 2013-12-31 | Electrode plate rolling equipment for lithium ion battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320885326.8U CN203690404U (en) | 2013-12-31 | 2013-12-31 | Electrode plate rolling equipment for lithium ion battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203690404U true CN203690404U (en) | 2014-07-02 |
Family
ID=51012274
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320885326.8U Expired - Lifetime CN203690404U (en) | 2013-12-31 | 2013-12-31 | Electrode plate rolling equipment for lithium ion battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203690404U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105206792A (en) * | 2015-10-13 | 2015-12-30 | 重庆佳宝成能源科技有限公司 | Electrode plate rolling device |
| CN111048738A (en) * | 2019-12-21 | 2020-04-21 | 北京理工大学 | Preparation method of battery pole piece capable of improving battery performance |
| CN111430662A (en) * | 2020-04-29 | 2020-07-17 | 东莞合安机电有限公司 | Novel ternary lithium ion power battery pole piece rolling equipment for energy automobile |
| CN112216820A (en) * | 2020-08-25 | 2021-01-12 | 合肥国轩高科动力能源有限公司 | Method for improving rolling rebound of pole piece and rolling device |
| CN112563444A (en) * | 2019-09-25 | 2021-03-26 | 北京卫蓝新能源科技有限公司 | Asynchronous heating and rolling device, large-width ultrathin metal lithium foil, and preparation method and application thereof |
-
2013
- 2013-12-31 CN CN201320885326.8U patent/CN203690404U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105206792A (en) * | 2015-10-13 | 2015-12-30 | 重庆佳宝成能源科技有限公司 | Electrode plate rolling device |
| CN112563444A (en) * | 2019-09-25 | 2021-03-26 | 北京卫蓝新能源科技有限公司 | Asynchronous heating and rolling device, large-width ultrathin metal lithium foil, and preparation method and application thereof |
| CN112563444B (en) * | 2019-09-25 | 2022-08-30 | 北京卫蓝新能源科技有限公司 | Asynchronous heating and rolling device, large-width ultrathin metal lithium foil, and preparation method and application thereof |
| CN111048738A (en) * | 2019-12-21 | 2020-04-21 | 北京理工大学 | Preparation method of battery pole piece capable of improving battery performance |
| CN111048738B (en) * | 2019-12-21 | 2021-06-15 | 北京理工大学 | Preparation method of battery pole piece capable of improving battery performance |
| CN111430662A (en) * | 2020-04-29 | 2020-07-17 | 东莞合安机电有限公司 | Novel ternary lithium ion power battery pole piece rolling equipment for energy automobile |
| CN112216820A (en) * | 2020-08-25 | 2021-01-12 | 合肥国轩高科动力能源有限公司 | Method for improving rolling rebound of pole piece and rolling device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170307 Address after: 523000 Guangdong Province, Dongguan City Shipai town to the West Village Songyuan 5 Road No. 1 Patentee after: DONGGUAN K-TECH NEW ENERGY CO.,LTD. Address before: 523330 Guangdong Province, Dongguan City Shipai town to the West Village Songyuan 5 Road No. 1 Patentee before: Guangdong K-TECH Energy Technology Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140702 |
|
| CX01 | Expiry of patent term |