CN2731731Y - Column type Li-ion cell filling machine - Google Patents

Column type Li-ion cell filling machine Download PDF

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Publication number
CN2731731Y
CN2731731Y CNU2004200297471U CN200420029747U CN2731731Y CN 2731731 Y CN2731731 Y CN 2731731Y CN U2004200297471 U CNU2004200297471 U CN U2004200297471U CN 200420029747 U CN200420029747 U CN 200420029747U CN 2731731 Y CN2731731 Y CN 2731731Y
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CN
China
Prior art keywords
connects
coil
time relay
constant displacement
glove box
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Expired - Fee Related
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CNU2004200297471U
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Chinese (zh)
Inventor
崔少华
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Tianjin Lishen Battery JSCL
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Tianjin Lishen Battery JSCL
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Priority to CNU2004200297471U priority Critical patent/CN2731731Y/en
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Publication of CN2731731Y publication Critical patent/CN2731731Y/en
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50Manufacturing or production processes characterised by the final manufactured product

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  • Filling, Topping-Up Batteries (AREA)

Abstract

The utility model relates to a column type Li-ion cell filling machine which is composed of a glove box on a workbench, an exhaust line at the top of the glove box, and two constant displacement pumps supported by a support bracket in the glove box. Each constant displacement pump is provided with a liquid inlet pipe and a liquid outlet pipe which are fixed together by an electrolyte glass tube connecting plate. Each constant displacement pump is connected with two paths of compressed air sources, each of which is provided with a manual two-way valve control air path. An electric control showcase and a foot-switch are also arranged on the workbench. The column type Li-ion cell filling machine has the advantages of high efficiency which can reach 25-30 per minute, convenient operation of injection head loading and unloading and liquid injection by the filling machine, high precision for injection, stable device operation, simple structure, convenient maintenance, and low device cost which is only 40000 RMB, one twentieth of the cost of importation devices. Through measuring and calculating the production line of the cell filling quantity, the cell filling quantity CPK > 2.0 is higher than the requirement of the MOTOROLA CPK = 1.5.4).

Description

Column lithium ion battery fluid injection machine
Technical field
The utility model belongs to the production equipment that battery is quantitatively annotated electrolyte., particularly a kind of column lithium ion battery fluid injection machine.
Background technology
The fluid injection of present existing lithium ion battery fluid injection machine incompatibility column lithium ion battery.Because the lifting of cylindrical lithium ion battery capacity, it is more and more difficult that fluid injection becomes, and what my company used originally is Canadian import liquid-injection equipment, can't adapt to present production needs.Subject matter is: 1) efficient is low, has only 10/minute.2) reservoir quantity instability has 5% battery to need to increase once more or reduce electrolyte, and battery liquid-filling amount CPK=0.5 after the fluid infusion (CPK=1.5 that requires far below MOTOROLA).3) failure rate height reports for repairment for average 7 times/month, and, repair ninety-nine times out of a hundred and all will change parts such as cylinder, transducer or joint, the thousands of at most units of dozens of yuan at least.The basic reason of the problems referred to above is: 1) operation principle is unreasonable, and the operation principle of import equipment is first to battery vacuum-pumping, fluid injection then, pressurization at last.After this just causes and vacuumizes, fluid injection under the unsettled situation of system, reservoir quantity has very big fluctuation.2) lifting of battery capacity causes battery positive/negative plate that the absorption of electric liquid is become more and more difficult, has 2/3 electric liquid can't once enter battery.This has just had influence on the fluid injection precision, has prolonged the fluid injection time, has reduced efficient.3) anticorrosive property of equipment is relatively poor, and components and parts are corroded and happen occasionally.Therefore such equipment still is that the angle of slave unit all can't adapt to the needs that current battery is produced from technology.
Summary of the invention
Technical problem to be solved in the utility model is: a kind of column lithium ion battery fluid injection machine is provided.Solve above-mentioned this production bottleneck, improve quality and production efficiency, I am to the fluid injection operation repeatedly after the development test, invented novel injecting cylindrical lithium-ion battery machine, its operation principle is first to the quantitative fluid injection of battery, and then vacuumizes, and makes electric liquid enter battery.
The technical solution of the utility model is:
A kind of column lithium ion battery fluid injection machine, it is characterized in that: glove box is arranged on the workbench, gas exhaust piping is arranged at the glove box top, in the workbench glove box, support is arranged, two constant displacement pumps of stent support, each constant displacement pump has feed tube and drain pipe, the lower end of pump connects electric liquid feed tube, the upper end connects electric liquid drain pipe, two drain pipes are fixed together by the electro-hydraulic valve connecting plate, each constant displacement pump connects the two-way compressed air source, and a manual two-way valve control gas circuit is all arranged on the pipeline of every road, and workbench also has electrical control cabinet and foot switch.
The control gas circuit connects pressure regulating valve by source of the gas by pipeline, pressure regulating valve connects reversal valve by pipeline, by pipeline connection two manual two-way valves separately, each manual two-way valve connects the gas port of two constant displacement pumps respectively to two ports of reversal valve by pipeline respectively.
Electrical apparatus control circuit: power supply connects foot switch, the foot switch other end connects an end of auxiliary relay K1 coil by the contact of very first time relay K T1, contact one end of very first time relay K T1 connects power supply, the other end connects the foot switch other end respectively, controls very first time relay K T1 coil one end that resets, the end that the control constant displacement pump is told liquid second time relay KT2 coil one end and second time relay KT2 contact, and the other end of second time relay KT2 contact connects electromagnetically operated valve K2 coil one end; The other end of auxiliary relay K1 coil, the very first time relay K T1 coil other end, second time relay KT2 coil other end and the electromagnetically operated valve K2 coil other end all are connected the other end of power supply.
The utility model effect is:
Advantage is: 1) efficient height can reach 25 ~ 30/minute.2) easy to operate, to the fluid injection of fluid injection machine, all be simple and easy to do from the loading and unloading filling head.3) fluid injection precision height, through the measuring and calculating to production line battery liquid-filling amount, reservoir quantity CPK>2.0 are higher than the CPK=1.5 that MOTOROLA requires.4) stable equipment operation, simple in structure, easy to maintenance.5) equipment cost has only 40000RMB to have only 1/20 of import equipment.
Description of drawings.
Fig. 1 is a column lithium ion battery fluid injection pusher side view
Fig. 2 is a column lithium ion battery fluid injection machine front view
Fig. 3 is a column lithium ion battery fluid injection machine gas circuit control chart
Fig. 4 is column lithium ion battery fluid injection electro-mechanical principle figure
Among the figure:
1 gas exhaust piping, 2 glove boxes, 3,4 workbench, 5 power supplys (220V), 6 compressed air (0.2MPa), 7 drain pipes, 8HIBAR constant displacement pump, 9 feed tubes, 10 regulator cubicles, 11-foot switch, 12 electro-hydraulic valve connecting plates, 13 gloves, 14 burr adjustable tail margins.
The K1-auxiliary relay, the KT1-time relay (control resets), the KT2-time relay (control HIBAR constant displacement pump is told liquid), K2-electromagnetically operated valve.
Embodiment
Fluid injection machine shown in Fig. 1,2 comprises: workbench 4, glove box 2,2 HIBAR pumps 8, electrical control cabinet 10 and foot switchs 11.Be the glove box of corrosion resistant acrylic material on the workbench, glove box has 2 corrosion-resistant gloves of industry, and gas exhaust piping is arranged at the glove box top.In the workbench 2 HIBAR constant displacement pumps of stent support, the lower end of pump connects electric liquid feed tube, the upper end connects electric liquid drain pipe, 2 drain pipes are fixed together by electro-hydraulic valve connecting plate 12, its spacing just in time is the spacing of 2 batteries on the battery tray, each HIBAR constant displacement pump all has 1 manual two-way valve control gas circuit by 2 tunnel compressed air-driven on the pipeline of every road.
Control gas circuit shown in Figure 3 connects pressure regulating valve 16 by source of the gas 15 by pipeline, pressure regulating valve connects reversal valve 17 by pipeline, by pipeline connection two manual two-way valves 18.1,18.2,19.1,19.2 separately, each manual two-way valve connects the gas port of two constant displacement pumps 8 respectively to two ports of reversal valve by pipeline respectively.
Electrical apparatus control circuit shown in Figure 4: power supply connects foot switch, the foot switch other end connects an end of auxiliary relay K1 coil by the contact of very first time relay K T1, contact one end of very first time relay K T1 connects power supply, the other end connects the foot switch other end respectively, controls very first time relay K T1 coil one end that resets, the end that the control constant displacement pump is told liquid second time relay KT2 coil one end and second time relay KT2 contact, and the other end of second time relay KT2 contact connects electromagnetically operated valve K2 coil one end; The other end of auxiliary relay K1 coil, the very first time relay K T1 coil other end, second time relay KT2 coil other end and the electromagnetically operated valve K2 coil other end all are connected the other end of power supply.
Concrete operation method is: earlier battery tray is put 20 batteries, 10 independent filling heads are linked together by filling head connecting plate 12.Method of operation is: earlier 20 batteries are put into battery tray, then 10 filling heads that connect together are inserted 10 batteries, so other 10 filling heads are connected, like this, the preparation before the fluid injection has just been carried out.(see figure 2)
Equipment is connected power supply (220V), compressed air (0.2MPa) and electric liquid irritates, the battery tray that installs battery and filling head is put into the fluid injection machine, both hands are put into the gloves of glove box, take off drain pipe and aim at 2 batteries foot switch that tramps with one's feet down, the beginning fluid injection, 2 battery liquid-fillings are finished after 4 seconds, and 2 batteries that move to the back continue fluid injection to be finished up to 1 dish battery liquid-filling, lifts foot switch.
The operation principle of fluid injection machine is: by 2 HIBAR constant displacement pumps of solenoid control battery is carried out quantitative fluid injection, the gas circuit control chart is seen Fig. 3, and is simple in structure, reliable.2 time relays are arranged in the regulator cubicle, what guarantee the HIBAR constant displacement pump respectively tells finishing smoothly of liquid and homing action, after the foot switch closure, 2 time relays are started working, and electromagnetically operated valve begins work HIBAR constant displacement pump and tells liquid, and telling surges finishes rear electromagnetic valve and reset, the HIBAR constant displacement pump also resets, device powers down after homing action is finished, if foot switch is closed all the time, that just continues next fluid injection circulation.Fluid injection finishes only need to lift foot switch and gets final product.And the gas circuit of each HIBAR constant displacement pump all has switch control respectively, not only can single pump also can double pump work, also convenient simultaneously the adjustment told liquid measure.Guaranteed that so not only the fluid injection precision prevents misoperation but also reduced labor strength, efficient reaches 25 ~ 30/minute.Circuit theory diagrams are seen Fig. 4.After the fluid injection battery tray put into vacuum tank and vacuumize the electric liquid in back through 2 times and just entered battery, take off filling head at last and get final product.
This equipment is after completing in February, 2004, and is constantly perfect, successively produced models such as 18650,18500,17650,14430, at the production of different model battery, only needs a different filling head and the battery tray of design to get final product.Replace former Canadian import equipment now comprehensively, and be equipped with newly-built production line.
In sum, the injecting cylindrical lithium-ion battery machine adapts to the production needs of present various cylindrical lithium ion batteries fully, still all being far superior to import equipment from cost from performance, is the optimal equipment that meets present cylindrical lithium ion battery production needs.

Claims (3)

1, a kind of column lithium ion battery fluid injection machine, it is characterized in that: glove box is arranged on the workbench, gas exhaust piping is arranged at the glove box top, in the workbench glove box, support is arranged, two constant displacement pumps of stent support, each constant displacement pump has feed tube and drain pipe, two drain pipes are fixed together by the electro-hydraulic valve connecting plate, each constant displacement pump connects the two-way compressed air source, and a manual two-way valve control gas circuit is all arranged on the pipeline of every road, and workbench also has electrical control cabinet and foot switch.
2, column lithium ion battery fluid injection machine according to claim 1, it is characterized in that: the control gas circuit connects pressure regulating valve by source of the gas by pipeline, pressure regulating valve connects reversal valve by pipeline, by pipeline connection two manual two-way valves separately, each manual two-way valve connects the gas port of two constant displacement pumps respectively to two ports of reversal valve by pipeline respectively.
3, column lithium ion battery fluid injection machine according to claim 1, it is characterized in that: electrical apparatus control circuit: power supply connects foot switch, the foot switch other end connects an end of auxiliary relay K1 coil by the contact of very first time relay K T1, contact one end of very first time relay K T1 connects power supply, the other end connects the foot switch other end respectively, very first time relay K T1 coil one end that control resets, the control constant displacement pump is told an end of liquid second time relay KT2 coil one end and second time relay KT2 contact, and the other end of second time relay KT2 contact connects electromagnetically operated valve K2 coil one end; The other end of auxiliary relay K1 coil, the very first time relay K T1 coil other end, second time relay KT2 coil other end and the electromagnetically operated valve K2 coil other end all are connected the other end of power supply.
CNU2004200297471U 2004-09-16 2004-09-16 Column type Li-ion cell filling machine Expired - Fee Related CN2731731Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNU2004200297471U CN2731731Y (en) 2004-09-16 2004-09-16 Column type Li-ion cell filling machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNU2004200297471U CN2731731Y (en) 2004-09-16 2004-09-16 Column type Li-ion cell filling machine

Publications (1)

Publication Number Publication Date
CN2731731Y true CN2731731Y (en) 2005-10-05

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CNU2004200297471U Expired - Fee Related CN2731731Y (en) 2004-09-16 2004-09-16 Column type Li-ion cell filling machine

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100429808C (en) * 2006-07-19 2008-10-29 天津力神电池股份有限公司 Mechanism for filling liquid to new type lithium ion battery
CN101882673A (en) * 2010-05-05 2010-11-10 浙江天能能源科技有限公司 Weighing and liquid replenishing machine for cylindrical battery

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100429808C (en) * 2006-07-19 2008-10-29 天津力神电池股份有限公司 Mechanism for filling liquid to new type lithium ion battery
CN101882673A (en) * 2010-05-05 2010-11-10 浙江天能能源科技有限公司 Weighing and liquid replenishing machine for cylindrical battery

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GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20051005

Termination date: 20120916