CN204102988U - Battery automatic fluid injection equipment - Google Patents
Battery automatic fluid injection equipment Download PDFInfo
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- CN204102988U CN204102988U CN201420417581.4U CN201420417581U CN204102988U CN 204102988 U CN204102988 U CN 204102988U CN 201420417581 U CN201420417581 U CN 201420417581U CN 204102988 U CN204102988 U CN 204102988U
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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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Abstract
The utility model discloses a kind of battery automatic fluid injection equipment, include frame, cover at the containment housing outside frame, the material loading vacuum transition cabin being independently arranged at the electric cabinet outside containment housing and being set in turn in along battery throughput direction in frame, dry cooling body, feeding manipulator, feeding conveyer belt, megger test mechanism, material loading barcode scanning is weighed manipulator, Weighing mechanism before fluid injection, rotating disk feed mechanism, fluid injection circulation leaves standstill rotating disk mechanism, blanking barcode scanning is weighed manipulator, Weighing mechanism after fluid injection, fluid infusion station, insert plug station, blanking conveyer belt, blanking transfer pallet and blanking vacuum transition cabin, and, also include the tray for carrying battery, by this, by the cooperation of former components, improve Whole Equipment automaticity, production efficiency is had significantly improve, meanwhile, which ensure that bubble-free in noted electrolyte, achieve reliablely and stablely precisely fluid injection, improve battery quality, extend battery.
Description
Technical field
The utility model relates to battery production equipment art, refers in particular to the high and battery automatic fluid injection equipment of stable and reliable product quality of a kind of automaticity.
Background technology
When making duricrust lithium battery, usually first positive pole, negative pole and barrier film are made pole piece, then pole piece is loaded the enclosure interior of battery, and cover cover plate; Usually, on cover plate, be provided with liquid injection hole, inject the electrolyte into inside battery by this liquid injection hole, the quality of this electrolyte and reservoir quantity directly determine the quality of lithium battery, and therefore, this link of fluid injection is very important.
In the early time, mostly adopt manual type, it is difficult to the dosage ensureing each fluid injection, and artificial fluid injection easily causes electrolyte to leak, and causes environmental pollution, simultaneously, the speed of artificial fluid injection and the speed of electrolyte permeability are also very slow, and its institute's human cost that spends is many, causes production cost higher.
Afterwards, lithium battery relies on its advantage to be used in increasing field, such as, automobile, electronic product etc., how to produce high-quality lithium battery fast and become a kind of active demand, therefore, some semi-automatic or that automaticity is higher filling machines are there are, it generally includes frame, fixed disk, air extractor, add dry gas device and priming device, fixed disk is arranged on upper rack, air extractor, add dry gas device and priming device is arranged on frame or fixed disk, priming device, air extractor and add dry gas device and be respectively used to carry out fluid injection to inside battery, bleed and drying, its make efficiency is greatly improved really, but at production qualitatively, also there is many defects in it, such as: (1) reservoir quantity is inaccurate, (2) due to the instability of equipment performance, to be difficult to ensure with batch a large amount of batteries note the consistency of electrolyte content, (3) there is more bubble in the electrolyte injected, have impact on battery capacity and service life cycle, also reduce product quality.
Therefore, need to work out a kind of new scheme and solve the problems referred to above.
Utility model content
The utility model is for the disappearance of prior art existence, its main purpose is to provide a kind of battery automatic fluid injection equipment, its automaticity is high, production efficiency is high, and it guarantees bubble-free in noted electrolyte, achieve reliablely and stablely precisely fluid injection, improve battery quality, extend battery.
For achieving the above object, the utility model adopts following technical scheme:
A kind of battery automatic fluid injection equipment, include frame, cover at the containment housing outside frame, the material loading vacuum transition cabin being independently arranged at the electric cabinet outside containment housing and being set in turn in along battery throughput direction in frame, dry cooling body, feeding manipulator, feeding conveyer belt, megger test mechanism, material loading barcode scanning is weighed manipulator, Weighing mechanism before fluid injection, rotating disk feed mechanism, fluid injection circulation leaves standstill rotating disk mechanism, blanking barcode scanning is weighed manipulator, Weighing mechanism after fluid injection, fluid infusion station, insert plug station, blanking conveyer belt, blanking transfer pallet and blanking vacuum transition cabin, and, also include the tray for carrying battery,
Wherein, this dry cooling body includes cooling and leaves standstill cabin, and this cooling leaves standstill in cabin and is provided with lower tray travel mechanism, upper tray travel mechanism and for the tray in lower tray travel mechanism being transferred load to the elevating mechanism in upper tray travel mechanism; Aforementioned material loading vacuum transition freight space by lower tray travel mechanism front, and in upper tray travel mechanism front the other pallet foldback transfer chamber be provided with for will sky tray put send;
And, this fluid injection circulation leaves standstill rotating disk mechanism and includes standing rotating disk and be arranged at feeding station, fluid injection station and the discharge station on this standing rotating disk, this fluid injection station is provided with priming device, and is configured with for the liquid feed device of priming device feed flow for this priming device.
As a kind of preferred version, described priming device includes corresponding stacked upper strata fluid injection cup and lower floor's fluid injection cup up and down; The container cavity for holding electrolyte is formed in this upper strata fluid injection cup, aforementioned liquid feed device is connected to this container cavity, leakage mouth is offered bottom this container cavity, be provided with in this container cavity and the fluid injection cup of up and down reciprocatingly action can block up pin, this fluid injection cup blocks up that pin is closed opening or closing adapts to leakage mouth place; Vacuum impregnating sap cavity is offered in this lower floor's fluid injection cup, this vacuum impregnating sap cavity is connected with and vacuumizes interface, be provided with fluid injection cup in this vacuum impregnating sap cavity and cross liquid pin, this fluid injection cup crosses the groove that liquid pin inside has upper downward-extension, this fluid injection cup is crossed liquid pin upper end and is connected to upper strata fluid injection cup base, and the upper end open of its groove is communicated with aforementioned leakage mouth, this lower floor's fluid injection cup lower end has the liquid injection port of one and battery adaptation, and space type is just right each other along the vertical direction for this liquid injection port and aforementioned groove lower ending opening.
As a kind of preferred version, fit setting each other in the lower surface of described upper strata fluid injection cup and the upper surface of lower floor's fluid injection cup, the binding face place in both offers cup seal groove, in this cup seal groove, be embedded with sealing ring.
As a kind of preferred version, corresponding aforementioned leakage mouth place, upper strata installation cavity is upwards arranged with in fluid injection cup lower surface, upper strata, lower floor's installation cavity is arranged with downwards in lower floor's fluid injection cup upper surface, in the cavity that upper and lower layer installation cavity encloses formation, stifled pin seal is installed, form the closed hole of a through leakage mouth and groove in the middle of this stifled pin seal, aforementioned fluid injection cup blocks up that pin is closed opening or closing to be adapted in closed hole.
As a kind of preferred version, caisson is had additional for the aforementioned interface that vacuumizes, this caisson includes at least one air accumulator, and this air accumulator one end is connected with the air-source inflow interface for being connected with source of the gas, and is provided with gas control two-port valve between this air-source inflow interface and air accumulator; This air accumulator lower end is connected with establishes cushion gas connector, and this is established cushion gas connector to be connected to through pipeline and aforementionedly vacuumizes interface.
As a kind of preferred version, described in vacuumize interface and have additional the filter preventing electrolyte suck-back.
As a kind of preferred version, described liquid feed device includes the vacuum stirring tank, fluid reservoir and the automatic purge tank that connect successively, and is configured with topping-up pump and topping-up pump controller for the fluid injection action of fluid reservoir; This automatic purge tank includes cleaning fluid container cavity, and this cleaning fluid container cavity upper end offers electrolyte access port, and its lower end offers waste liquid outlet; Be provided with in this vacuum stirring tank by the blender of driver drives, this vacuum stirring tank upper end offers respectively and vacuumizes interface, electrolyte access port, and this vacuum stirring tank lower end offers waste liquid outlet and electrolyte exit respectively, this electrolyte exit through pipeline communication in aforementioned fluid reservoir; This fluid reservoir upper end offers and vacuumizes interface, and its lower end offers waste liquid outlet and electrolyte exit, and this electrolyte exit is connected to aforementioned priming device in aforementioned fluid reservoir by pipeline through pipeline communication.
As a kind of preferred version, below described fluid injection station, be provided with cleaning raffinate feeder.
As a kind of preferred version, described rotating disk feed mechanism includes material loading rotating disk, be arranged at some on material loading rotating disk fixtures for carrying battery, to move to fluid injection feeding manipulator on aforementioned standing rotating disk to the battery positioning mechanical arm in fixture and the fixture for this being carried battery for pipetting battery.
As a kind of preferred version, described material loading vacuum transition cabin includes cabin body, has vacuum handling passage and is configured at the hatch door at vacuum handling passage two ends, be respectively arranged with automatic opening mechanism for this hatch door in this cabin body; And, on this material loading vacuum transition cabin, be provided with the pressure release interface for connecting independent dry source of the gas.
The utility model compared with prior art has obvious advantage and beneficial effect, specifically, as shown from the above technical solution:
One, by the setting of former components with coordinate, achieve automated production, improve Whole Equipment automaticity, production efficiency is had and has significantly improved; Meanwhile, overall process is all carried out in containment housing, and its vacuum environment keeps better, is conducive to ensureing that in liquid injecting pipeline, weak breath steeps even bubble-free, to achieve reliablely and stablely precisely fluid injection, improves battery quality, extends battery.
Two, the setting of automatic purge tank in aforementioned liquid feed device, the long period without this battery automatic fluid injection equipment period before (before such as factory has a holiday or vacation), can by this automatic purge tank to topping-up pump, storage note tank, priming devices etc. clean, to prevent the electrolyte crystallisation solidification that remains and to affect stability and the reliability of follow-up fluid injection processing procedure, and the cleaning fluid (such as dimethyl carbonate (DMC) liquid) after cleaning reclaims by cleaning raffinate feeder accordingly, its cleaning process is clean and tidy, harmful effect can not be caused to containment housing inner part.
Three, aforementioned priming device is designed to " bilayer " fluid injection cup body structure, bubble when it effectively can remove fluid injection in electrolyte, guaranteeing in fluid injection connecting tube without producing bubble, solving that traditional liquid-injection equipment produces bubble when fluid injection in electrolyte and the dropping liquid, the fluid injection essence that cause cross the problems such as unstable; Simultaneously, be somebody's turn to do the design of " bilayer " fluid injection cup body structure, when electrolyte is noted in upper strata fluid injection cup, it is sealing state that its fluid injection cup blocks up pin always, then, this fluid injection cup blocks up pin up and down reciprocatingly action can be closed in leakage mouth, then electrolyte flow in lower floor's fluid injection cup through leakage mouth several times, avoid when vacuumizing pressurize, electrolyte is taken away and affect fluid injection precision phenomenon occur.
Four, vacuumize interface for aforementioned priming device, have additional caisson; Ensure that circulation for several times vacuumize the stability that pressurize and malleation fill vacuum source or corresponding positive pressure source in nitrogen process, be conducive to impelling electrolyte sooner and stably penetrating into pole piece, avoid in conventional art phenomenons such as causing because of vacuum and barotropic instability electrolyte permeability time different in size, fluid injection precision unstable.
For more clearly setting forth architectural feature of the present utility model, technological means and the specific purposes reached thereof and function, below in conjunction with accompanying drawing and specific embodiment, the utility model is described in further detail:
Accompanying drawing explanation
Fig. 1 is the perspective view (eliminating the dividing plate of part containment housing in figure) of the embodiment equipment of the utility model;
Fig. 2 is the plan structure schematic diagram of the embodiment equipment of the utility model;
Fig. 3 is the main TV structure schematic diagram of the embodiment equipment of the utility model;
Fig. 4 is a perspective view of liquid feed device in the embodiment equipment of the utility model;
Fig. 5 is another angle perspective view of liquid feed device in the embodiment equipment of the utility model;
Fig. 6 is the syndeton schematic diagram of vacuum stirring tank, fluid reservoir and automatic purge tank;
Fig. 7 is the cross section structure schematic diagram of product shown in Fig. 6;
Fig. 8 is the perspective view of priming device in the embodiment equipment of the utility model;
Fig. 9 is the front view of product shown in Fig. 8;
Figure 10 is the vertical view of product shown in Fig. 8;
Figure 11 is the cross section structure schematic diagram at F-F place in Figure 10;
Figure 12 is single in Figure 11 " bilayer " fluid injection cup structure for amplifying schematic diagram;
Figure 13 is the structural representation of the square bar housing battery of the embodiment equipment making of the utility model.
Figure 14 is the workflow diagram of battery automatic fluid injection equipment.
Accompanying drawing identifier declaration:
11, frame 12, containment housing
13, electric cabinet 14, material loading vacuum transition cabin
15, dry cooling body 16, feeding manipulator
17, feeding conveyer belt 18, megger test mechanism
19, material loading barcode scanning is weighed Weighing mechanism before manipulator 20, fluid injection
21, rotating disk feed mechanism 22, fluid injection circulation leave standstill rotating disk mechanism
221, rotating disk 222, feeding station is left standstill
223, fluid injection station 224, discharge station
23, blanking barcode scanning is weighed Weighing mechanism after manipulator 24, fluid injection
25, fluid infusion station 26, slotting plug station
27, blanking conveyer belt 28, blanking transfer pallet
29, blanking vacuum transition cabin 30, tray
31, battery 32, lower tray travel mechanism
33, upper tray travel mechanism 34, pallet foldback transfer chamber
40, liquid feed device
41, vacuum stirring tank 411, blender
412, interface 413, electrolyte access port is vacuumized
414, waste liquid outlet 415, electrolyte exit
42, fluid reservoir 421, vacuumize interface
422, waste liquid outlet 423, electrolyte exit
43, automatic purge tank 431, cleaning fluid container cavity
432, electrolyte access port 433, waste liquid outlet
44, topping-up pump 45, topping-up pump controller
50, priming device
51, upper strata fluid injection cup 511, container cavity
512, leakage mouth 513, fluid injection cup block up pin
52, lower floor's fluid injection cup 521, vacuum impregnating sap cavity
522, vacuumize interface 523, fluid injection cup crosses liquid pin
524, groove 525, liquid injection port
53, stifled pin seal 54, sealing ring
Embodiment
Please refer to shown in Fig. 1 to Figure 13, that show the concrete structure of the preferred embodiment of the utility model, this battery automatic fluid injection equipment, include frame 11, cover at the containment housing 12 outside frame 11, the material loading vacuum transition cabin 14 being independently arranged at the electric cabinet 13 outside containment housing 12 and being set in turn in along battery 31 throughput direction in frame 11, dry cooling body 15, feeding manipulator 16, feeding conveyer belt 17, megger test mechanism 18, material loading barcode scanning is weighed manipulator 19, Weighing mechanism 20 before fluid injection, rotating disk feed mechanism 21, fluid injection circulation leaves standstill rotating disk mechanism 22, blanking barcode scanning is weighed manipulator 23, Weighing mechanism 24 after fluid injection, fluid infusion station 25, insert plug station 26, blanking conveyer belt 27, blanking transfer pallet 28 and blanking vacuum transition cabin 29, and, also include the tray 30 for carrying battery 31, some batteries 31 are placed in this tray 30.
Wherein, containment housing 12 adopts stainless steel frame (or electrolyte resistance corrosion material), and its glass adopts 8mmPC plate, and the diaphragm of interior subsides hydrofluoric acid corrosion resistance, be easy to clean; Its frame also adopts stainless steel material or other electrolyte resistance corrosion material.
This material loading vacuum transition cabin 14 includes cabin body, has vacuum handling passage and is configured at the hatch door at vacuum handling passage two ends, be respectively arranged with automatic opening mechanism for this hatch door, and increase safety device in this cabin body; And, on this material loading vacuum transition cabin 14, being provided with the pressure release interface for connecting independent dry source of the gas (such as nitrogen etc.), like this, not needing the gas used in filling machine, effectively prevent the diffusion of band electrolyte gas; Manually the tray 30 of carrying full battery 31 is pushed material loading vacuum transition cabin 14, in cabin body inside, tray 30 is transported to dry cooling body 15 automatically.
This dry cooling body 15 includes cooling and leaves standstill cabin, and this cooling leaves standstill in cabin and is provided with lower tray travel mechanism 32, upper tray travel mechanism 33 and for the tray 30 in lower tray travel mechanism 32 being transferred load to the elevating mechanism in upper tray travel mechanism 32; Aforementioned material loading vacuum transition cabin 14 is positioned at by lower tray travel mechanism 32 front, and in upper tray travel mechanism 33 front the other pallet foldback transfer chamber 34 be provided with for will sky tray 30 put send, so, tray 30 adopts one-in-and-one-out mode to circulate.
Battery 31 gripping is carried out battery short circuit test to megger test mechanism 18 by feeding manipulator 16, carry out totally three tests between both positive and negative polarity, between positive pole and housing, between negative pole and housing, test NG product are automatically put into bad product district (i.e. NG storage area) artificial treatment afterwards, and non-defective unit is then delivered on feeding conveyer belt 17.
Material loading barcode scanning weighs manipulator 19 in the transmission tail end automatic capturing battery of feeding conveyer belt 17, to carry out respectively before fluid injection automatically barcode scanning, before fluid injection, Weighing mechanism 20 is weighed, and weighing data is corresponding with the bar code information of battery is received by industrial computer and enter database after processing.
This rotating disk feed mechanism 21 includes material loading rotating disk, be arranged at some on material loading rotating disk fixtures for carrying battery, to move to fluid injection feeding manipulator on following standing rotating disk 221 to the battery positioning mechanical arm in fixture and the fixture for this being carried battery for pipetting battery; Battery pipettes in the fixture on material loading rotating disk by this battery positioning mechanical arm, and the fixture carrying full battery delivers to entering in material clamp (i.e. liquid injecting clamp) on standing rotating disk 221 by fluid injection feeding manipulator from following feeding station.
This fluid injection circulation leaves standstill feeding station 222, fluid injection station 223 and the discharge station 224 that rotating disk mechanism 22 includes standing rotating disk 221 and is arranged on this standing rotating disk 221, in the present embodiment, this standing rotating disk 221 is provided with eight fluid injection stations 223; This fluid injection station 223 is provided with priming device 50, and is configured with for the liquid feed device 40 of priming device 50 feed flow for this priming device 50.
As shown in Fig. 4 to 7, this liquid feed device 40 includes the vacuum stirring tank 41, fluid reservoir 42 and the automatic purge tank 43 that connect successively, and is configured with topping-up pump 44 and topping-up pump controller 45 for the fluid injection action of fluid reservoir 42.
Be provided with in this vacuum stirring tank 41 by the blender 411 of driver drives, this vacuum stirring tank 41 upper end offers respectively and vacuumizes interface 412, electrolyte access port 413, and this vacuum stirring tank 41 lower end offers waste liquid outlet 414 and electrolyte exit 415 respectively, this electrolyte exit 415 through pipeline communication in aforementioned fluid reservoir 42; Bubble when this vacuum stirring tank 41 effectively can remove fluid injection in electrolyte, to guarantee in fluid injection connecting tube without producing bubble, solves that traditional liquid-injection equipment produces bubble when fluid injection in electrolyte and the dropping liquid, the fluid injection essence that cause cross the problems such as unstable.
This fluid reservoir 42 upper end offers and vacuumizes interface 421, and its lower end offers waste liquid outlet 422 and electrolyte exit 423, and this electrolyte exit 423 is connected to aforementioned priming device 50 in aforementioned fluid reservoir 42 by pipeline through pipeline communication.
This automatic purge tank 43 includes cleaning fluid container cavity 431, and this cleaning fluid container cavity 431 upper end offers electrolyte access port 432, and its lower end offers waste liquid outlet 433, the long period without this battery automatic fluid injection equipment period before (before such as factory has a holiday or vacation), this automatic purge tank 43 pairs of topping-up pumps 44 can be passed through, storage note tank 42, priming device 50 etc. cleans, to prevent the electrolyte crystallisation solidification that remains and to affect stability and the reliability of follow-up fluid injection processing procedure, and the cleaning fluid (such as dimethyl carbonate (DMC) liquid) after cleaning reclaims by cleaning raffinate feeder accordingly, such as, cleaning raffinate feeder is provided with below fluid injection station 223, like this, its cleaning process is clean and tidy, harmful effect can not be caused to containment housing 12 inner part.
As shown in Fig. 8 to 12, this priming device 50 includes corresponding stacked upper strata fluid injection cup 51 and lower floor's fluid injection cup 52 up and down; The container cavity 511 for holding electrolyte is formed in this upper strata fluid injection cup 51, aforementioned liquid feed device 40 is connected to this container cavity 511, leakage mouth 512 is offered bottom this container cavity 511, be provided with in this container cavity 511 and the fluid injection cup of up and down reciprocatingly action can block up pin 513, this fluid injection cup blocks up that pin 513 is closed opening or closing adapts to leakage mouth 512 place, herein, this fluid injection cup blocks up pin 513 is by its knee-action of air cylinder driven; Offer vacuum impregnating sap cavity 521 in this lower floor's fluid injection cup 52, this vacuum impregnating sap cavity 521 is connected with and vacuumizes interface 522, and has additional filter, to prevent electrolyte suck-back in vacuumizing interface 522 place; Be provided with fluid injection cup in this vacuum impregnating sap cavity 522 and cross liquid pin 523, this fluid injection cup crosses the groove 524 that liquid pin 523 inside has upper downward-extension, this fluid injection cup is crossed liquid pin 523 upper end and is connected to upper strata fluid injection cup 51 bottom, and the upper end open of its groove 524 is communicated with aforementioned leakage mouth 512, this lower floor's fluid injection cup 52 lower end has the liquid injection port 525 of one and battery adaptation, and space type is just right each other along the vertical direction with aforementioned groove 524 lower ending opening for this liquid injection port 525;
Aforementioned priming device 50 is designed to " bilayer " fluid injection cup body structure, when electrolyte is noted in upper strata fluid injection cup 51, it is sealing state that its fluid injection cup blocks up pin 513 always, then, this fluid injection cup blocks up pin 513 up and down reciprocatingly action can be closed in leakage mouth 512, then electrolyte flow in lower floor's fluid injection cup 52 through leakage mouth 512 several times, avoid when vacuumizing pressurize, electrolyte is taken away and affect fluid injection precision phenomenon occur.
In the utility model, change fluid injection cup in conventional art and block up encapsulate Seal Design on pin, this overlaps the design without fluid sealant and electrolyte contacts in " bilayer " fluid injection cup, specifically: corresponding aforementioned leakage mouth 512 place, upper strata installation cavity is upwards arranged with in upper strata fluid injection cup 51 lower surface, lower floor's installation cavity is arranged with downwards in lower floor's fluid injection cup 52 upper surface, Yu Shang, in the cavity that lower floor's installation cavity encloses formation, stifled pin seal 53 is installed, the closed hole of a through leakage mouth 512 and groove 524 is formed in the middle of this stifled pin seal 53, aforementioned fluid injection cup blocks up that pin 53 is closed opening or closing to be adapted in closed hole, like this, avoid glue head in conventional art and to drop the fluid injection that causes accurate phenomenon, also eliminate and often with the expense of changing glue head, plant maintenance time and cost will be reduced, improve equipment availability.
As shown in figure 12, fit setting each other in the lower surface of this upper strata fluid injection cup 51 and the upper surface of lower floor's fluid injection cup 52, the binding face place in both offers cup seal groove, in this cup seal groove, be embedded with sealing ring 54.
Interface 522 is vacuumized for aforementioned vacuum fluid injection chamber 521, have additional caisson, this caisson includes at least one air accumulator, and this air accumulator one end is connected with the air-source inflow interface for being connected with source of the gas, and is provided with gas control two-port valve between this air-source inflow interface and air accumulator; This air accumulator lower end is connected with establishes cushion gas connector, this is established cushion gas connector to be connected to through pipeline and aforementionedly vacuumizes interface 522, so, ensure that circulation for several times vacuumize the stability that pressurize and malleation fill vacuum source or corresponding positive pressure source in nitrogen process, be conducive to impelling electrolyte sooner and stably penetrating into pole piece, avoid in conventional art phenomenons such as causing because of vacuum and barotropic instability electrolyte permeability time different in size, fluid injection precision unstable.
This blanking barcode scanning is weighed after the battery 31 after fluid injection is pipetted fluid injection by manipulator 23 and Weighing mechanism 24 is weighed, the battery of underproof (reservoir quantity is few) of weighing after its fluid injection is automatically put into the bad district of fluid injection (namely on fluid infusion station 25) by manipulator, herein, artificial fluid infusion can be selected, fluid infusion mechanism adopts the artificial fluid infusion of independent priming device impregnator, manually weigh after fluid infusion, and normally flow into lower operation by automatically covering same battery liquid-filling amount after the fluid infusion of scanner record while of normal battery core reservoir quantity.
Battery qualified after battery qualified after weighing after fluid injection and fluid infusion, adopt manual wipping liquid injection port and top cement plug, after first-class plug, blanking transfer pallet 28 manually put into by battery, and it automatically enters and has exhausted vacuum drying blanking vacuum transition cabin 29 on blanking conveyer belt 27, and self-emptying; Artificial being scanned into from cabin 29 blanking of blanking vacuum transition changes into dish, and fluid injection operation terminates, and changes into dish by bar code and battery one_to_one corresponding, is coiled data by fluid injection industrial computer data storehouse system and docks with changing into.
At this, the workflow of the aforementioned battery automatic fluid injection equipment of simple description is as Figure 14.
In addition, this equipment complete machine control system all adopts distributed ethernet management control model, simplify the wiring articulating in Traditional control pattern, its wiring is simply easy to safeguard, complete machine is made up of three-level network, and industrial computer layer (the data management work of responsible complete machine of being calculated by a technical grade, main process and storage are from on-the-spot code reader, electronic scale, PLC and other data from field apparatus.Field control layer, complete human-computer dialogue primarily of three part composition human-computer dialogue parts by an a main HMI and hand-hold type HMI, action control part is completed by PLC, the control logic of its primary responsibility complete machine actuator.Part of data acquisition forms primarily of two serial servers, the same mode of direct serial ports of computers before changing, thus changes the phenomenon causing communication instability because of distance process.And electrical appliance part adopts independent electric cabinet, be isolated from outside containment housing, be installed separately before and after strong and weak electricity, the control of such as electronic scale and display part grade and are put in containment housing outside, are convenient to check and control regulation and control.
Design focal point of the present utility model is, its be mainly by the setting of former components with coordinate, achieve automated production, improve Whole Equipment automaticity, production efficiency is had and has significantly improved; Meanwhile, overall process is all carried out in containment housing, and its vacuum environment keeps better, is conducive to ensureing that in liquid injecting pipeline, weak breath steeps even bubble-free, to achieve reliablely and stablely precisely fluid injection, improves battery quality, extends battery;
Next is, the setting of automatic purge tank in aforementioned liquid feed device, the long period without this battery automatic fluid injection equipment period before (before such as factory has a holiday or vacation), can by this automatic purge tank to topping-up pump, storage note tank, priming devices etc. clean, to prevent the electrolyte crystallisation solidification that remains and to affect stability and the reliability of follow-up fluid injection processing procedure, and the cleaning fluid (such as dimethyl carbonate (DMC) liquid) after cleaning reclaims by cleaning raffinate feeder accordingly, its cleaning process is clean and tidy, harmful effect can not be caused to containment housing inner part,
Moreover be, aforementioned priming device is designed to " bilayer " fluid injection cup body structure, bubble when it effectively can remove fluid injection in electrolyte, guaranteeing in fluid injection connecting tube without producing bubble, solving that traditional liquid-injection equipment produces bubble when fluid injection in electrolyte and the dropping liquid, the fluid injection essence that cause cross the problems such as unstable; Simultaneously, be somebody's turn to do the design of " bilayer " fluid injection cup body structure, when electrolyte is noted in upper strata fluid injection cup, it is sealing state that its fluid injection cup blocks up pin always, then, this fluid injection cup blocks up pin up and down reciprocatingly action can be closed in leakage mouth, then electrolyte flow in lower floor's fluid injection cup through leakage mouth several times, avoid when vacuumizing pressurize, electrolyte is taken away and affect fluid injection precision phenomenon occur;
And, vacuumize interface for aforementioned priming device, have additional caisson; Ensure that circulation for several times vacuumize the stability that pressurize and malleation fill vacuum source or corresponding positive pressure source in nitrogen process, be conducive to impelling electrolyte sooner and stably penetrating into pole piece, avoid in conventional art phenomenons such as causing because of vacuum and barotropic instability electrolyte permeability time different in size, fluid injection precision unstable.
The above, it is only preferred embodiment of the present utility model, not technical scope of the present utility model is imposed any restrictions, therefore every above embodiment is done according to technical spirit of the present utility model any trickle amendment, equivalent variations and modification, all still belong in the scope of technical solutions of the utility model.
Claims (10)
1. a battery automatic fluid injection equipment, it is characterized in that: include frame, cover at the containment housing outside frame, the material loading vacuum transition cabin being independently arranged at the electric cabinet outside containment housing and being set in turn in along battery throughput direction in frame, dry cooling body, feeding manipulator, feeding conveyer belt, megger test mechanism, material loading barcode scanning is weighed manipulator, Weighing mechanism before fluid injection, rotating disk feed mechanism, fluid injection circulation leaves standstill rotating disk mechanism, blanking barcode scanning is weighed manipulator, Weighing mechanism after fluid injection, fluid infusion station, insert plug station, blanking conveyer belt, blanking transfer pallet and blanking vacuum transition cabin, and, also include the tray for carrying battery,
Wherein, this dry cooling body includes cooling and leaves standstill cabin, and this cooling leaves standstill in cabin and is provided with lower tray travel mechanism, upper tray travel mechanism and for the tray in lower tray travel mechanism being transferred load to the elevating mechanism in upper tray travel mechanism; Aforementioned material loading vacuum transition freight space by lower tray travel mechanism front, and in upper tray travel mechanism front the other pallet foldback transfer chamber be provided with for will sky tray put send;
And, this fluid injection circulation leaves standstill rotating disk mechanism and includes standing rotating disk and be arranged at feeding station, fluid injection station and the discharge station on this standing rotating disk, this fluid injection station is provided with priming device, and is configured with for the liquid feed device of priming device feed flow for this priming device.
2. battery automatic fluid injection equipment according to claim 1, is characterized in that: described priming device includes corresponding stacked upper strata fluid injection cup and lower floor's fluid injection cup up and down; The container cavity for holding electrolyte is formed in this upper strata fluid injection cup, aforementioned liquid feed device is connected to this container cavity, leakage mouth is offered bottom this container cavity, be provided with in this container cavity and the fluid injection cup of up and down reciprocatingly action can block up pin, this fluid injection cup blocks up that pin is closed opening or closing adapts to leakage mouth place; Vacuum impregnating sap cavity is offered in this lower floor's fluid injection cup, this vacuum impregnating sap cavity is connected with and vacuumizes interface, be provided with fluid injection cup in this vacuum impregnating sap cavity and cross liquid pin, this fluid injection cup crosses the groove that liquid pin inside has upper downward-extension, this fluid injection cup is crossed liquid pin upper end and is connected to upper strata fluid injection cup base, and the upper end open of its groove is communicated with aforementioned leakage mouth, this lower floor's fluid injection cup lower end has the liquid injection port of one and battery adaptation, and space type is just right each other along the vertical direction for this liquid injection port and aforementioned groove lower ending opening.
3. battery automatic fluid injection equipment according to claim 2, it is characterized in that: fit setting each other in the lower surface of described upper strata fluid injection cup and the upper surface of lower floor's fluid injection cup, binding face place in both offers cup seal groove, in this cup seal groove, be embedded with sealing ring.
4. battery automatic fluid injection equipment according to claim 3, it is characterized in that: corresponding aforementioned leakage mouth place, upper strata installation cavity is upwards arranged with in fluid injection cup lower surface, upper strata, lower floor's installation cavity is arranged with downwards in lower floor's fluid injection cup upper surface, in the cavity that upper and lower layer installation cavity encloses formation, stifled pin seal is installed, form the closed hole of a through leakage mouth and groove in the middle of this stifled pin seal, aforementioned fluid injection cup blocks up that pin is closed opening or closing to be adapted in closed hole.
5. battery automatic fluid injection equipment according to claim 2, it is characterized in that: have additional caisson for the aforementioned interface that vacuumizes, this caisson includes at least one air accumulator, this air accumulator one end is connected with the air-source inflow interface for being connected with source of the gas, and is provided with gas control two-port valve between this air-source inflow interface and air accumulator; This air accumulator lower end is connected with establishes cushion gas connector, and this is established cushion gas connector to be connected to through pipeline and aforementionedly vacuumizes interface.
6. battery automatic fluid injection equipment according to claim 2, is characterized in that: described in vacuumize interface and have additional the filter preventing electrolyte suck-back.
7. battery automatic fluid injection equipment according to claim 1, is characterized in that: described liquid feed device includes the vacuum stirring tank, fluid reservoir and the automatic purge tank that connect successively, and is configured with topping-up pump and topping-up pump controller for the fluid injection action of fluid reservoir; This automatic purge tank includes cleaning fluid container cavity, and this cleaning fluid container cavity upper end offers electrolyte access port, and its lower end offers waste liquid outlet; Be provided with in this vacuum stirring tank by the blender of driver drives, this vacuum stirring tank upper end offers respectively and vacuumizes interface, electrolyte access port, and this vacuum stirring tank lower end offers waste liquid outlet and electrolyte exit respectively, this electrolyte exit through pipeline communication in aforementioned fluid reservoir; This fluid reservoir upper end offers and vacuumizes interface, and its lower end offers waste liquid outlet and electrolyte exit, and this electrolyte exit is connected to aforementioned priming device in aforementioned fluid reservoir by pipeline through pipeline communication.
8. battery automatic fluid injection equipment according to claim 7, is characterized in that: be provided with cleaning raffinate feeder below described fluid injection station.
9. battery automatic fluid injection equipment according to claim 1, is characterized in that: described rotating disk feed mechanism includes material loading rotating disk, be arranged at some on material loading rotating disk fixtures for carrying battery, to move to fluid injection feeding manipulator on aforementioned standing rotating disk to the battery positioning mechanical arm in fixture and the fixture for this being carried battery for pipetting battery.
10. battery automatic fluid injection equipment according to claim 1, it is characterized in that: described material loading vacuum transition cabin includes cabin body, there is in this cabin body vacuum handling passage and be configured at the hatch door at vacuum handling passage two ends, be respectively arranged with automatic opening mechanism for this hatch door; And, on this material loading vacuum transition cabin, be provided with the pressure release interface for connecting independent dry source of the gas.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420417581.4U CN204102988U (en) | 2014-07-25 | 2014-07-25 | Battery automatic fluid injection equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420417581.4U CN204102988U (en) | 2014-07-25 | 2014-07-25 | Battery automatic fluid injection equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204102988U true CN204102988U (en) | 2015-01-14 |
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ID=52271394
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420417581.4U Withdrawn - After Issue CN204102988U (en) | 2014-07-25 | 2014-07-25 | Battery automatic fluid injection equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204102988U (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104241592A (en) * | 2014-07-25 | 2014-12-24 | 东莞市鸿宝锂电科技有限公司 | Automatic electrolyte injection equipment for batteries |
| CN105226231A (en) * | 2015-09-01 | 2016-01-06 | 益阳科力远电池有限责任公司 | Automatic fluid injection all-in-one |
| CN106207271A (en) * | 2016-08-30 | 2016-12-07 | 薛利 | A kind of lithium ion battery baking liquid injection system and method |
| CN108039447A (en) * | 2017-10-20 | 2018-05-15 | 惠州亿纬锂能股份有限公司 | Transmission system and its lithium battery liquid-injection equipment for lithium battery fluid injection |
| CN108735964A (en) * | 2018-07-28 | 2018-11-02 | 东莞市德瑞精密设备有限公司 | Soft package lithium battery filling machine with long time of repose |
| CN109037583A (en) * | 2018-08-22 | 2018-12-18 | 广东互赢智能装备科技有限公司 | A kind of liquid-filling machine for battery and its application method |
| CN110165137A (en) * | 2019-05-30 | 2019-08-23 | 宁波市鄞州特尔斐电子有限公司 | A kind of mouth-sealing method of the equipment sealed for intercell and intercell |
| CN111048736A (en) * | 2019-06-26 | 2020-04-21 | 荷贝克电源系统（溧阳）有限公司 | Liquid injection process for nickel-cadmium storage battery |
| CN113410589A (en) * | 2021-06-18 | 2021-09-17 | 东莞理工学院 | Lithium cell automated production is with annotating liquid mechanism that has humidity control structure |
| CN114142185A (en) * | 2021-11-29 | 2022-03-04 | 博众精工科技股份有限公司 | Battery liquid injection equipment |
| CN114824691A (en) * | 2022-05-20 | 2022-07-29 | 南通科瑞恩智能装备有限公司 | Liquid injection equipment for soft package battery |
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2014
- 2014-07-25 CN CN201420417581.4U patent/CN204102988U/en not_active Withdrawn - After Issue
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104241592A (en) * | 2014-07-25 | 2014-12-24 | 东莞市鸿宝锂电科技有限公司 | Automatic electrolyte injection equipment for batteries |
| CN105226231A (en) * | 2015-09-01 | 2016-01-06 | 益阳科力远电池有限责任公司 | Automatic fluid injection all-in-one |
| CN105226231B (en) * | 2015-09-01 | 2017-09-26 | 益阳科力远电池有限责任公司 | Automatic fluid injection all-in-one |
| CN106207271B (en) * | 2016-08-30 | 2020-04-03 | 薛利 | Lithium ion battery baking and liquid injection system and method |
| CN106207271A (en) * | 2016-08-30 | 2016-12-07 | 薛利 | A kind of lithium ion battery baking liquid injection system and method |
| CN108039447A (en) * | 2017-10-20 | 2018-05-15 | 惠州亿纬锂能股份有限公司 | Transmission system and its lithium battery liquid-injection equipment for lithium battery fluid injection |
| CN108039447B (en) * | 2017-10-20 | 2021-01-05 | 惠州亿纬锂能股份有限公司 | Transmission system for lithium battery liquid injection and lithium battery liquid injection equipment thereof |
| CN108735964A (en) * | 2018-07-28 | 2018-11-02 | 东莞市德瑞精密设备有限公司 | Soft package lithium battery filling machine with long time of repose |
| CN108735964B (en) * | 2018-07-28 | 2023-08-29 | 东莞市德瑞精密设备有限公司 | Soft package lithium battery liquid filling machine with long standing time |
| CN109037583A (en) * | 2018-08-22 | 2018-12-18 | 广东互赢智能装备科技有限公司 | A kind of liquid-filling machine for battery and its application method |
| CN110165137A (en) * | 2019-05-30 | 2019-08-23 | 宁波市鄞州特尔斐电子有限公司 | A kind of mouth-sealing method of the equipment sealed for intercell and intercell |
| CN111048736A (en) * | 2019-06-26 | 2020-04-21 | 荷贝克电源系统（溧阳）有限公司 | Liquid injection process for nickel-cadmium storage battery |
| CN113410589A (en) * | 2021-06-18 | 2021-09-17 | 东莞理工学院 | Lithium cell automated production is with annotating liquid mechanism that has humidity control structure |
| CN114142185A (en) * | 2021-11-29 | 2022-03-04 | 博众精工科技股份有限公司 | Battery liquid injection equipment |
| CN114142185B (en) * | 2021-11-29 | 2024-04-26 | 博众精工科技股份有限公司 | Battery liquid injection equipment |
| CN114824691A (en) * | 2022-05-20 | 2022-07-29 | 南通科瑞恩智能装备有限公司 | Liquid injection equipment for soft package battery |
| CN114824691B (en) * | 2022-05-20 | 2024-01-30 | 南通科瑞恩智能装备有限公司 | Liquid equipment is annotated to soft packet of battery |
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| C14 | Grant of patent or utility model | ||
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| AV01 | Patent right actively abandoned |
Granted publication date: 20150114 Effective date of abandoning: 20160831 |
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| C25 | Abandonment of patent right or utility model to avoid double patenting |