CN202662706U - Vacuum filling machine for lithium ion battery - Google Patents
Vacuum filling machine for lithium ion battery Download PDFInfo
- Publication number
- CN202662706U CN202662706U CN201220234105XU CN201220234105U CN202662706U CN 202662706 U CN202662706 U CN 202662706U CN 201220234105X U CN201220234105X U CN 201220234105XU CN 201220234105 U CN201220234105 U CN 201220234105U CN 202662706 U CN202662706 U CN 202662706U
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- main body
- fluid injection
- lithium ion
- battery
- vacuum
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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 belongs to the technical field of lithium ion battery production equipment, and particularly relates to a vacuum filling machine for a lithium ion battery. The vacuum filling machine comprises a rack, a vacuum filling mechanism, a battery main body heating and pressurization mechanism and a feedback control system, wherein the battery main body heating and pressurization mechanism and the vacuum filling mechanism are arranged on the rack; the vacuum filling mechanism is positioned above the battery main body heating and pressurization mechanism; and the feedback control system is connected with the battery main body heating and pressurization mechanism and the vacuum filling mechanism through an inductor respectively. Compared with the prior art, the vacuum filling machine has the advantages that the battery main body heating and pressurization mechanism is used for heating a battery main body, so that the temperature of the battery main body is raised, the temperature of filled electrolyte is raised, and the viscosity of the filled electrolyte is reduced; in addition, a vacuum filling mode is adopted, so that the electrode infiltration effect of the electrolyte can be improved, time for standing after filling is shortened, and the quality and efficiency of the product are improved; and in addition, by the feedback control system, automatic control can be realized, so that production efficiency is further improved.
Description
Technical field
The utility model belongs to lithium ion battery production equipment technical field, relates in particular to a kind of lithium ion battery vacuum liquid injecting machine.
Background technology
New forms of energy are development trends of future society, and lithium ion battery is as a kind of new forms of energy of high-efficiency environment friendly, have advantages of that operating voltage is high, energy density large and long service life etc. outstanding, become the first-selected power-supply device of consumption electronic product at present.
One of developing direction of lithium ion battery is to continue to improve its energy density, and this just requires to improve the compacted density of active material on the electrode diaphragm, to increase its loading.But, meaning also when improving compacted density that the porosity of electrode diaphragm reduces, this can cause electrolyte to be difficult to fully infiltrate electrode.Infiltrate and insufficiently then may cause battery anode after changing into blackspot to occur, analyse the problem such as lithium, thereby reduce the chemical property of battery.Therefore, it is vital promoting electrolyte to infiltrate well diaphragm.
In the present lithium ion battery production technology, after annotating electrolyte, before changing into, usually need normal temperature to leave standstill 24 hours even the longer time, to guarantee that electrolyte is to the abundant infiltration of porous electrode.This has just caused the idle of battery, has greatly reduced production efficiency.In order to shorten man-hour, to raise the efficiency, how to realize that electrolyte infiltrates fast, well porous electrode and seems very necessary.
In order effectively to address the above problem, necessary exploitation is a kind of to be applicable to the novel filling machine that lithium ion battery infiltrates technique fast, with the effect of impregnation may that improves battery after the fluid injection, improve the quality of products and efficient.
The utility model content
The purpose of this utility model is: for the deficiencies in the prior art, and provide a kind of lithium ion battery vacuum liquid injecting machine, this filling machine is applicable to lithium ion battery and infiltrates fast technique, can improve battery after the fluid injection effect of impregnation may, improve the quality of products and efficient, to overcome the deficiency that diaphragm wetting velocity of the prior art is slow, production efficiency is low.
In order to achieve the above object, the utility model adopts following technical scheme: a kind of lithium ion battery vacuum liquid injecting machine, comprise frame, vacuum liquid filling mechanism and battery main body heating pressing mechanism, described battery main body heating pressing mechanism and described vacuum liquid filling mechanism all are arranged at described frame, and described vacuum liquid filling mechanism is positioned at the top of described battery main body heating pressing mechanism.
A kind of improvement as the utility model lithium ion battery vacuum liquid injecting machine also comprises feedback control system, described feedback control system by inductor respectively with described battery main body heating pressing mechanism be connected vacuum liquid filling mechanism and be connected.
A kind of improvement as the utility model lithium ion battery vacuum liquid injecting machine, the pressure cylinder that described battery main body heating pressing mechanism comprises mounting panel, main body pressing plate, main body heat block and is used for battery is exerted pressure, described main body pressing plate is slidingly mounted on described mounting panel, described main body heat block is fixedly installed in described mounting panel, and described main body pressing plate and described main body heat block are oppositely arranged.
As a kind of improvement of the utility model lithium ion battery vacuum liquid injecting machine, described battery main body heating pressing mechanism also comprises alignment pin, and described alignment pin is arranged at described main body heat block.
A kind of improvement as the utility model lithium ion battery vacuum liquid injecting machine, the number of described main body pressing plate is two, two main body pressing plates are symmetricly set in described mounting panel, the number of described main body heat block is two, two main body heat blocks are installed on respectively on two main body pressing plates, and described main body heat block is positioned at the inboard of described main body pressing plate.
A kind of improvement as the utility model lithium ion battery vacuum liquid injecting machine, described vacuum liquid filling mechanism comprises vacuum cavity, vacuum cavity mounting panel, mechanism for filling liquid support, electrolyte heat block, fluid injection cup, the filling machine mounting panel that sets gradually from top to bottom and the vacuum cavity lift cylinder that is used for realizing the vacuum cavity elevating movement, be equipped with on the described fluid injection cup for the fluid injection cup lift cylinder of realizing the elevating movement of fluid injection cup, described fluid injection cup is arranged at fluid injection cup mounting panel, and described fluid injection cup is connected with the fluid injection pin.
As a kind of improvement of the utility model lithium ion battery vacuum liquid injecting machine, described fluid injection cup mounting panel is provided with fluid injection cup guide rod lift cylinder.
As a kind of improvement of the utility model lithium ion battery vacuum liquid injecting machine, be provided with the suction of opening the battery airbag for suction in the described vacuum cavity and open the airbag cylinder.
As a kind of improvement of the utility model lithium ion battery vacuum liquid injecting machine, described fluid injection cup is provided with and vacuumizes interface and liquid injection port.
As a kind of improvement of the utility model lithium ion battery vacuum liquid injecting machine, the leakage vacuum induction device on the airbag suction nozzle that described feedback control system comprises the safe light curtain and the cylinder stroke inductor that are installed on the described frame, be installed in battery and be arranged at PLC (programmable logic controller (PLC)) on the described frame.
With respect to prior art, the utility model adopts battery main body heating pressing mechanism that battery main body is heated, improve the temperature of battery main body, electrolyte temperature rising, the viscosity of injection are descended, adopt simultaneously vacuum liquid filling, can improve electrolyte to the effect of impregnation may of electrode, shorten the time of repose after the fluid injection, improve the quality of products and efficient.In addition, can also realize automation control by feedback control system, further enhance productivity.
Description of drawings
Below in conjunction with the drawings and specific embodiments, the utility model and useful technique effect thereof are elaborated.
Fig. 1 is front view of the present utility model.
Fig. 2 is left view of the present utility model.
Embodiment
See also Fig. 1 and Fig. 2, a kind of lithium ion battery vacuum liquid injecting machine that the utility model provides, comprise frame 1, vacuum liquid filling mechanism 3 and battery main body heating pressing mechanism 2, battery main body heating pressing mechanism 2 and vacuum liquid filling mechanism 3 all are installed on frame 1, and vacuum liquid filling mechanism 3 is positioned at the top of battery main body heating pressing mechanism 2.
Wherein, this vacuum liquid injecting machine also comprises feedback control system, and this feedback control system is connected with vacuum liquid filling mechanism with battery main body heating pressing mechanism 2 respectively by inductor and is connected.
Wherein, the pressure cylinder 311 that battery main body heating pressing mechanism 2 comprises mounting panel 21, main body pressing plate 211, main body heat block 212 and is used for battery is exerted pressure, main body pressing plate 211 is slidingly mounted on mounting panel 21, main body heat block 212 is fixedly installed in mounting panel 21, and main body pressing plate 211 and main body heat block 212 are oppositely arranged.Be installed on the vacuum cavity 31 by pressure cylinder 311() when promoting main body pressing plate 211 and realizing vacuum liquid filling to the pressurization of battery core main body, and by adjusting cylinder pressure, realize adjustable in 2kgf-10kgf scope to battery main body pressure.
Battery main body heating pressing mechanism 2 also comprises alignment pin 213, and alignment pin 213 is arranged at main body heat block 212.By adjusting the height of main body heat block 212 interior alignment pins 213, can realize the location heating pressurization to different battery main body width.
The number of main body pressing plate 211 is two, two main body pressing plates 211 are installed on the mounting panel 21 by the shifting sledge symmetry, the number of main body heat block 212 is two, and two main body heat blocks 212 are installed on the main body pressing plate 211 by nut, and main body heat block 212 is positioned at the inboard of main body pressing plate 211.Wherein, main body heat block 212 is embedded with thermocouple, in the mode of thermocouple heating, realize the heating to battery main body, and heating-up temperature is adjustable.
In a word, the effect of battery main body heating pressing mechanism 2 is: promote 211 motions of battery main body pressing plate by the pressure cylinder 311 that is installed on the vacuum cavity 31, realize battery main body is pressurizeed; By the heat transmission of battery main body heat block 212, realize the heating to battery main body.
Vacuum liquid filling mechanism 3 comprises the vacuum cavity 31 that sets gradually from top to bottom, vacuum cavity mounting panel 13, mechanism for filling liquid support 331, electrolyte heat block 334, fluid injection cup 333, filling machine mounting panel 12 and be used for to realize that the vacuum cavity lift cylinder 32(of vacuum cavity 31 elevating movements can realize beginning to speak of vacuum cavity 31 and close the chamber), be equipped with on the fluid injection cup 333 for the fluid injection cup lift cylinder 336(fluid injection cup lift cylinder 336 of realizing 333 elevating movements of fluid injection cup by driving the lifting of fluid injection cup mounting panel 332, realize the elevating movement of the fluid injection of fluid injection syringe needle and not fluid injection), fluid injection cup 333 is arranged at fluid injection cup mounting panel 332, and fluid injection cup 333 is connected with the fluid injection pin.During actual the use, can again electrolyte quantitative in the fluid injection cup 333 be annotated in the battery by the fluid injection pin first with in the accurate electrolyte fluid injection of the weight cup 333, guaranteed the precision of reservoir quantity.In addition, the utility model also adopts the mode that fluid injection cup 333 and vacuum cavity 31 are vacuumized simultaneously, guarantee fluid injection cup 333 and vacuum cavity 34 in the situation that same negative pressure of vacuum or negative pressure differ less that electrolyte in the fluid injection cup 333 is flow in the interior battery of vacuum cavity 31 by gravity, effectively avoid High Pressure Difference to cause the atomizing of electrolyte and splash, can guarantee the fluid injection precision.In addition, the utility model is installed electrolyte heat block 334 around fluid injection cup 333, by the heating to fluid injection cup 333, realizes the heating to electrolyte, thereby reduces the viscosity of electrolyte.Wherein, electrolyte heat block 334 also adopts the thermocouple mode to heat, and adjustable in 35 ℃ of-200 ℃ of scopes.
Fluid injection cup mounting panel 332 is provided with fluid injection cup guide rod lift cylinder 335.Drive the lifting of the guide rod of fluid injection cups 333 by fluid injection cup guide rod lift cylinder 335, the disconnection of controlling fluid injection cup 333 and vacuum cavity 31 be communicated with, realize that electrolyte is to the interior transfer of battery main body in the fluid injection cup 333.
Be provided with the suction of opening the battery airbag for suction in the vacuum cavity 31 and open airbag cylinder 312, be convenient to electrolyte and in battery main body, pour into.
Feedback control system comprises rack-mounted safe light curtain 41, cylinder stroke inductor (sign pressure), is installed in leakage vacuum induction device on the airbag suction nozzle of battery, is arranged on the temperature inductor on the electrolyte heat block 334 and is arranged on the temperature inductor on the main body heat block 212 and be arranged at the PLC (programmable logic controller (PLC)) on the frame.Each inductor feeds back to PLC with induced signal (temperature signal, pressure signal and the signal that whether leaks vacuum), and each mechanism's coordinated movement of various economic factors under the effect of PLC realizes the automation control of vacuum liquid filling, battery main body heating pressurization and electrolyte heating pressurization.
The according to the above description announcement of book and instruction, the utility model those skilled in the art can also carry out suitable change and modification to above-mentioned execution mode.Therefore, the embodiment that discloses and describe above the utility model is not limited to also should fall in the protection range of claim of the present utility model modifications and changes more of the present utility model.In addition, although used some specific terms in this specification, these terms do not consist of any restriction to the utility model just for convenience of description.
Claims (10)
1. lithium ion battery vacuum liquid injecting machine, it is characterized in that: comprise frame, vacuum liquid filling mechanism and battery main body heating pressing mechanism, described battery main body heating pressing mechanism and described vacuum liquid filling mechanism all are arranged at described frame, and described vacuum liquid filling mechanism is positioned at the top of described battery main body heating pressing mechanism.
2. lithium ion battery vacuum liquid injecting machine according to claim 1 is characterized in that: also comprise feedback control system, described feedback control system by inductor respectively with described battery main body heating pressing mechanism be connected vacuum liquid filling mechanism and be connected.
3. lithium ion battery vacuum liquid injecting machine according to claim 1, it is characterized in that: the pressure cylinder that described battery main body heating pressing mechanism comprises mounting panel, main body pressing plate, main body heat block and is used for battery is exerted pressure, described main body pressing plate is slidingly mounted on described mounting panel, described main body heat block is fixedly installed in described mounting panel, and described main body pressing plate and described main body heat block are oppositely arranged.
4. lithium ion battery vacuum liquid injecting machine according to claim 3 is characterized in that: described battery main body heating pressing mechanism also comprises alignment pin, and described alignment pin is arranged at described main body heat block.
5. lithium ion battery vacuum liquid injecting machine according to claim 3, it is characterized in that: the number of described main body pressing plate is two, two main body pressing plates are symmetricly set in described mounting panel, and the number of described main body heat block is two, and two main body heat blocks are installed on respectively on two main body pressing plates.
6. lithium ion battery vacuum liquid injecting machine according to claim 1, it is characterized in that: described vacuum liquid filling mechanism comprises vacuum cavity, vacuum cavity mounting panel, mechanism for filling liquid support, electrolyte heat block, fluid injection cup, the filling machine mounting panel that sets gradually from top to bottom and the vacuum cavity lift cylinder that is used for realizing the vacuum cavity elevating movement, be equipped with on the described fluid injection cup for the fluid injection cup lift cylinder of realizing the elevating movement of fluid injection cup, described fluid injection cup is arranged at fluid injection cup mounting panel, and described fluid injection cup is connected with the fluid injection pin.
7. lithium ion battery vacuum liquid injecting machine according to claim 6, it is characterized in that: described fluid injection cup mounting panel is provided with fluid injection cup guide rod lift cylinder.
8. lithium ion battery vacuum liquid injecting machine according to claim 6 is characterized in that: be provided with the suction of opening the battery airbag for suction in the described vacuum cavity and open the airbag cylinder.
9. lithium ion battery vacuum liquid injecting machine according to claim 6, it is characterized in that: described fluid injection cup is provided with and vacuumizes interface and liquid injection port.
10. lithium ion battery vacuum liquid injecting machine according to claim 1 is characterized in that: the leakage vacuum induction device on the airbag suction nozzle that described feedback control system comprises the safe light curtain and the cylinder stroke inductor that are installed on the described frame, be installed in battery and be arranged at PLC on the described frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220234105XU CN202662706U (en) | 2012-05-23 | 2012-05-23 | Vacuum filling machine for lithium ion battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220234105XU CN202662706U (en) | 2012-05-23 | 2012-05-23 | Vacuum filling machine for lithium ion battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202662706U true CN202662706U (en) | 2013-01-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220234105XU Expired - Lifetime CN202662706U (en) | 2012-05-23 | 2012-05-23 | Vacuum filling machine for lithium ion battery |
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| Country | Link |
|---|---|
| CN (1) | CN202662706U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103367693A (en) * | 2013-07-23 | 2013-10-23 | 恒正科技（苏州）有限公司 | Drying and liquid injection system of lithium battery and drying and liquid injection method |
| CN106654376A (en) * | 2015-10-30 | 2017-05-10 | 宝山钢铁股份有限公司 | Battery cell immersion equipment |
| CN106684306A (en) * | 2016-11-14 | 2017-05-17 | 东莞市泽恒机械有限公司 | Lithium battery automatic filling machine |
| CN107785527A (en) * | 2017-09-27 | 2018-03-09 | 东莞市沃泰通新能源有限公司 | A kind of battery liquid-filling device |
| CN109713210A (en) * | 2019-03-06 | 2019-05-03 | 深圳市新世纪自动化科技有限公司 | A kind of filling machine equipressure priming device and electrolyte filling method |
-
2012
- 2012-05-23 CN CN201220234105XU patent/CN202662706U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103367693A (en) * | 2013-07-23 | 2013-10-23 | 恒正科技（苏州）有限公司 | Drying and liquid injection system of lithium battery and drying and liquid injection method |
| CN103367693B (en) * | 2013-07-23 | 2015-12-16 | 苏州工业园区日高能源科技有限公司 | The dry liquid injection system of lithium battery and dry electrolyte filling method |
| CN106654376A (en) * | 2015-10-30 | 2017-05-10 | 宝山钢铁股份有限公司 | Battery cell immersion equipment |
| CN106684306A (en) * | 2016-11-14 | 2017-05-17 | 东莞市泽恒机械有限公司 | Lithium battery automatic filling machine |
| CN106684306B (en) * | 2016-11-14 | 2019-02-01 | 东莞市泽恒机械有限公司 | A kind of lithium battery automatic filling machine |
| CN107785527A (en) * | 2017-09-27 | 2018-03-09 | 东莞市沃泰通新能源有限公司 | A kind of battery liquid-filling device |
| CN109713210A (en) * | 2019-03-06 | 2019-05-03 | 深圳市新世纪自动化科技有限公司 | A kind of filling machine equipressure priming device and electrolyte filling method |
| CN109713210B (en) * | 2019-03-06 | 2023-07-07 | 深圳市新世纪自动化科技有限公司 | Isobaric liquid injection device and method of liquid injection machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130109 |
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| CX01 | Expiry of patent term |