CN104241592B - Battery automatic fluid injection equipment - Google Patents
Battery automatic fluid injection equipment Download PDFInfo
- Publication number
- CN104241592B CN104241592B CN201410361269.2A CN201410361269A CN104241592B CN 104241592 B CN104241592 B CN 104241592B CN 201410361269 A CN201410361269 A CN 201410361269A CN 104241592 B CN104241592 B CN 104241592B
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- Prior art keywords
- fluid injection
- battery
- feeding
- cup
- electrolyte
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/60—Arrangements or processes for filling or topping-up with liquids; Arrangements or processes for draining liquids from casings
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/60—Arrangements or processes for filling or topping-up with liquids; Arrangements or processes for draining liquids from casings
- H01M50/609—Arrangements or processes for filling with liquid, e.g. electrolytes
- H01M50/627—Filling ports
- H01M50/636—Closing or sealing filling ports, e.g. using lids
-
- 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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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Primary Cells (AREA)
- Filling, Topping-Up Batteries (AREA)
Abstract
The open a kind of battery automatic fluid injection equipment of the present invention, include frame, cover at the containment housing outside frame, the electric cabinet being independently disposed to outside containment housing and the feeding vacuum transition cabin being set in turn in frame along battery conveying direction, it is dried cooling body, feeding manipulator, feeding conveyer belt, megger test mechanism, feeding barcode scanning is weighed manipulator, Weighing mechanism before fluid injection, rotating disk feed mechanism, fluid injection circulation stands 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 dry pallet for carrying battery；Thereby, by the cooperation of former components, improve equipment integrated automation degree, production efficiency is had be greatly improved, 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 present invention relates to battery production equipment art, refer in particular to a kind of automaticity height and produce
The battery automatic fluid injection equipment that quality is reliable and stable.
Background technology
When making duricrust lithium battery, the most first positive pole, negative pole and barrier film are made pole piece, then by pole piece
Load the enclosure interior of battery, and cover cover plate；Generally, on cover plate, it is provided with liquid injection hole, passes through
This liquid injection hole injects the electrolyte into inside battery, and the quality of this electrolyte and reservoir quantity directly determine lithium
The quality of battery, therefore, this link of fluid injection is particularly significant.
In the early time, mostly using manual type, it is difficult to ensure that the dosage of each fluid injection, and artificial fluid injection
Being easily caused electrolyte to leak, cause environmental pollution, meanwhile, speed and the electrolyte of artificial fluid injection ooze
Saturating speed is the slowest, and its spent human cost is many, causes production cost higher.
Later, lithium battery was used in increasing field, such as, automobile, electricity by its advantage
Sub-products etc., the most quickly producing high-quality lithium battery becomes a kind of active demand, therefore, occurs
Some semi-automatically, or automatically change the filling machine that degree is higher, and it generally includes frame, fixed disk, takes out
Device of air, adding dry device of air and priming device, fixed disk is arranged on upper rack, air extractor,
Add dry device of air and priming device is arranged on frame or fixed disk, priming device, air extractor
It is respectively used to carry out fluid injection to inside battery, bleed and be dried with adding dry device of air；Its make efficiency
On be really greatly improved, but in production quality, it there is also many defects, example
As: (1) reservoir quantity is inaccurate；(2) due to the instability of equipment performance, it is difficult to ensure that a large amount of with criticizing
The uniformity of the noted electrolyte content of battery；(3) electrolyte injected exists more bubble,
Have impact on battery capacity and service life cycle, also reduce product quality.
Consequently, it is desirable to work out a kind of new scheme to solve the problems referred to above.
Summary of the invention
The present invention is directed to the disappearance of prior art existence, its main purpose is to provide a kind of battery and automatically notes
Liquid 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 present invention uses following technical scheme:
A kind of battery automatic fluid injection equipment, includes frame, the containment housing covering at outside frame, solely
Erect the electric cabinet being placed in outside containment housing and the feeding being set in turn in frame along battery conveying direction
Vacuum transition cabin, dry cooling body, feeding manipulator, feeding conveyer belt, megger test machine
Weigh Weighing mechanism before manipulator, fluid injection, rotating disk feed mechanism, the fluid injection circulation of structure, feeding barcode scanning is quiet
Put rotating disk mechanism, blanking barcode scanning weighs Weighing mechanism after manipulator, fluid injection, fluid infusion station, insert plug
Station, blanking conveyer belt, blanking transfer pallet and blanking vacuum transition cabin, and, also include use
Dry pallet in carrying battery；
Wherein, this dry cooling body includes cooling and stands cabin, and this cooling is provided with down in standing cabin
Layer pallet travel mechanism, upper tray travel mechanism and for by lower tray travel mechanism be dried
Pallet transfers load to the elevating mechanism in upper tray travel mechanism；Aforementioned feeding vacuum transition freight space under
By layer pallet travel mechanism front, and it is provided with by upper tray travel mechanism front for inciting somebody to action
It is empty the pallet foldback transfer chamber that dry pallet is sent；
And, this fluid injection circulation stands rotating disk mechanism and includes standing rotating disk and be arranged at this standing rotating disk
On feeding station, fluid injection station and discharge station, this fluid injection station is provided with priming device, and pin
This priming device is configured with for the liquid feed device to priming device feed flow.
As a kind of preferred version, described priming device includes the most corresponding stacked upper strata fluid injection cup
Body and lower floor's fluid injection cup；The receiving chamber for accommodating electrolyte it is formed with in this upper strata fluid injection cup,
Aforementioned liquid feed device is connected to this receiving chamber, offers leakage mouth bottom this receiving chamber, in this receiving chamber
Inside being provided with and the fluid injection cup of up and down reciprocatingly action can block up pin, it is the most closed suitable that this fluid injection cup blocks up pin
It is assigned at leakage mouth；Offering vacuum impregnating sap cavity in this lower floor's fluid injection cup, this vacuum impregnating sap cavity connects
Vacuumizing interface, be provided with fluid injection cup and cross liquid pin in this vacuum impregnating sap cavity, this fluid injection cup crosses liquid
Having the groove extended up and down inside pin, this fluid injection cup is crossed liquid pin upper end and is connected to upper strata fluid injection cup
Bottom, and the upper end open aforementioned leakage mouth of connection of its groove, this lower floor's fluid injection cup lower end has one
The liquid injection port adaptive with battery, this liquid injection port and aforementioned groove lower ending opening the most to each other away from
Formula is the most right.
As a kind of preferred version, the lower surface of described upper strata fluid injection cup and lower floor's fluid injection cup upper
End face is fitted setting each other, offers cup seal groove, seal in this cup at both binding faces
Sealing ring it is embedded with in groove.
As a kind of preferred version, at corresponding aforementioned leakage mouth, in fluid injection cup lower surface, upper strata upwards
It is arranged with upper strata installation cavity, is arranged with downwards lower floor's installation cavity in lower floor's fluid injection cup upper surface, Yu Shang,
Lower floor's installation cavity is provided with stifled pin seal in enclosing the cavity of formation, is formed in the middle of this stifled pin seal
One through leakage mouth and the sealing hole of groove, aforementioned fluid injection cup block up pin the most closed adapt to close
In sealing of hole.
As a kind of preferred version, having additional caisson for the aforementioned interface that vacuumizes, this gas storage fills
Putting and include at least one air accumulator, this air accumulator one end connects to be had to enter for the source of the gas being connected with source of the gas
It is provided with gas control two-port valve between gas interface, and this air-source inflow interface and air accumulator；Under this air accumulator
End connection sets cushion gas connector, and this sets cushion gas connector and is connected to aforementioned taking out very through pipeline
Null interface.
As a kind of preferred version, described in vacuumize interface and have additional the filtration preventing electrolyte suck-back
Device.
As a kind of preferred version, described liquid feed device includes vacuum stirring tank, the storage being sequentially connected with
Flow container and automatically purge tank, and the fluid injection action for fluid reservoir is configured with topping-up pump and topping-up pump controls
Device；This automatic purge tank includes cleaning fluid and accommodates chamber, and this cleaning fluid accommodates upper end, chamber and offers electrolysis
Liquid access port, and its lower end offers waste liquid outlet；It is provided with by driver in this vacuum stirring tank
The agitator driven, 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 connects
Export through pipeline communication in aforementioned fluid reservoir；This fluid reservoir upper end offers and vacuumizes interface, and under it
End offers waste liquid outlet and electrolyte exit, before this electrolyte exit is connected to by pipeline
State priming device.
As a kind of preferred version, below described fluid injection station, it is provided with cleaning raffinate feeder.
As a kind of preferred version, described rotating disk feed mechanism includes feeding rotating disk, is arranged at feeding
Fixture for carrying battery of some on rotating disk, for pipetting battery to the battery localization machine in fixture
Tool hand and the fluid injection feeding for being moved to by this fixture carrying battery on aforementioned standing rotating disk are mechanical
Hand.
As a kind of preferred version, described feeding vacuum transition cabin includes nacelle, has in this nacelle
Vacuum handling passage and be configured at the hatch door at vacuum handling passage two ends, is respectively arranged with for this hatch door
Automatically open up mechanism；And, it is provided with on this feeding vacuum transition cabin for connecting independent dry gas
The pressure release interface in source.
The present invention compared with prior art has clear advantage and beneficial effect, specifically, by upper
State technical scheme to understand:
One, by the setting of former components with coordinate, it is achieved that automated production, improve equipment
Integrated automation degree so that production efficiency has had and is greatly improved；Meanwhile, overall process is all airtight
Carrying out in casing, its vacuum environment keeps preferably, advantageously ensure that in liquid injecting pipeline few bubble even without
Bubble, to achieve reliablely and stablely precisely fluid injection, improves battery quality, extends battery and uses
Life-span.
Two, the setting of automatic purge tank in aforementioned liquid feed device, automatic without this battery in the long period
Before the period of liquid-injection equipment (before such as factory has a holiday or vacation), can by this automatic purge tank to topping-up pump,
Storage note tank, priming device etc. are carried out, and affect follow-up to prevent the electrolyte crystallisation solidification of residual
The stability of fluid injection processing procedure and reliability, and cleaning fluid (the such as dimethyl carbonate (DMC) after cleaning
Liquid) can be reclaimed by corresponding cleaning raffinate feeder, its cleaning process is clean and tidy, will not be right
Containment housing inner part has undesirable effect.
Three, aforementioned priming device is designed as " double-deck " fluid injection cup body structure, and it can effectively remove note
Bubble in electrolyte during liquid, it is ensured that fluid injection connects in pipeline without producing bubble, solves tradition fluid injection
Dropping liquid, fluid injection essence that equipment produces bubble when fluid injection in electrolyte and causes cross the problems such as instability；
Meanwhile, it is somebody's turn to do the design of " double-deck " 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, and then, this fluid injection cup blocks up pin and can up and down reciprocatingly action close
In leakage mouth, then electrolyte is several times in leakage mouth flow to lower floor's fluid injection cup, it is to avoid vacuumize
During pressurize, electrolyte is taken away and affect the phenomenon generation of fluid injection precision.
Four, vacuumize interface for aforementioned priming device, have additional caisson；Ensure that and following
What number of rings was secondary vacuumizes vacuum source or the stability of corresponding positive pressure source during pressurize and malleation nitrogen charging,
Be conducive to promoting electrolyte faster and stably to penetrate into pole piece, it is to avoid in conventional art because of vacuum and
Barotropic instability and cause the phenomenons such as the electrolyte permeability time is different in size, fluid injection precision is unstable.
By more clearly illustrating the architectural feature of the present invention, technological means and the specific purposes reached thereof
And function, with specific embodiment, the present invention is described in further detail below in conjunction with the accompanying drawings:
Accompanying drawing explanation
Fig. 1 is that the perspective view of embodiments of the present invention equipment (eliminates part airtight in figure
The dividing plate of casing)；
Fig. 2 is the plan structure schematic diagram of embodiments of the present invention equipment；
Fig. 3 is the main TV structure schematic diagram of embodiments of the present invention equipment；
Fig. 4 is a perspective view of liquid feed device in embodiments of the present invention equipment；
Fig. 5 is another angle perspective view of liquid feed device in embodiments of the present invention equipment；
Fig. 6 is vacuum stirring tank, fluid reservoir and the attachment structure schematic diagram of 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 embodiments of the present invention equipment；
Fig. 9 is the front view of product shown in Fig. 8；
Figure 10 is the top view of product shown in Fig. 8；
Figure 11 is the cross section structure schematic diagram in Figure 10 at F-F；
Figure 12 is single in Figure 11 " double-deck " fluid injection cup structure for amplifying schematic diagram；
Figure 13 is the structural representation of the square bar housing battery of embodiments of the present invention equipment making；
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, feeding vacuum transition cabin
15, it is dried cooling body 16, feeding manipulator
17, feeding conveyer belt 18, megger test mechanism
19, feeding barcode scanning is weighed Weighing mechanism before manipulator 20, fluid injection
21, rotating disk feed mechanism 22, fluid injection circulation stand rotating disk mechanism
221, rotating disk 222, feeding station are stood
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, dry pallet
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, agitator
412, interface 413, electrolyte access port are 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 accommodate chamber
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, receiving chamber
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
Detailed description of the invention
Refer to shown in Fig. 1 to Figure 13, that show the concrete structure of the preferred embodiments of the invention,
This battery automatic fluid injection equipment, the containment housing 12 include frame 11, covering at outside frame 11,
The electric cabinet 13 that is independently disposed to outside containment housing 12 and be set in turn in machine along battery 31 conveying direction
Feeding vacuum transition cabin 14 on frame 11, to be dried cooling body 15, feeding manipulator 16, feeding defeated
Band 17, megger test mechanism 18, feeding barcode scanning is sent to weigh Weighing mechanism before manipulator 19, fluid injection
20, rotating disk feed mechanism 21, fluid injection circulation stand rotating disk mechanism 22, blanking barcode scanning weigh manipulator 23,
Weighing mechanism 24, fluid infusion station 25, slotting plug station 26, blanking conveyer belt 27, blanking after fluid injection
Transfer pallet 28 and blanking vacuum transition cabin 29, and, also include for carrying the dry of battery 31
Dry pallet 30, if dry cell 31 is placed in this dry pallet 30.
Wherein, containment housing 12 uses stainless steel frame (or electrolyte resistance corrosion material), and its glass is adopted
Use 8mmPC plate, and the diaphragm of interior patch hydrofluoric acid corrosion resistance, it is easy to clean；Its frame is also adopted by not
Rust Steel material or other electrolyte resistance corrosion material.
This feeding vacuum transition cabin 14 includes nacelle, has vacuum handling passage and configuration in this nacelle
In the hatch door at vacuum handling passage two ends, it is respectively arranged with for this hatch door and automatically opens up mechanism, and increase
Add safety device；And, it is provided with for connecting independent dry on this feeding vacuum transition cabin 14
The pressure release interface in pathogenic dryness source (such as nitrogen etc.), so, is not required to the gas using in filling machine, effectively
Prevent band electrolyte gas from spreading；Manually the dry pallet 30 being loaded with battery 31 is pushed feeding vacuum
Transfer chamber 14, is transported to dry pallet 30 be dried cooling body 15 inside nacelle automatically.
This dry cooling body 15 includes cooling and stands cabin, and this cooling is provided with lower floor's torr in standing cabin
Dish travel mechanism 32, upper tray travel mechanism 33 and for by lower tray travel mechanism 32
It is dried pallet 30 and transfers load to the elevating mechanism in upper tray travel mechanism 32；Aforementioned feeding vacuum mistake
Cross cabin 14 to be positioned at by lower tray travel mechanism 32 front, and before upper tray travel mechanism 33
It is provided with for the pallet foldback transfer chamber 34 that dry pallet 30 is sent will be empty by side, so, dry
Dry pallet 30 uses one-in-and-one-out mode to circulate.
Battery 31 is gripped to megger test mechanism 18 and carries out battery short circuit survey by feeding manipulator 16
Examination, carries out totally three tests between both positive and negative polarity, between positive pole and housing, between negative pole and housing, surveys
Examination NG product are automatically put into bad product district (i.e. NG storage area) artificial treatment afterwards, and non-defective unit then delivers to feeding
On conveyer belt 17.
Feeding barcode scanning manipulator 19 of weighing captures battery automatically in the transmission tail end of feeding conveyer belt 17,
Automatic barcode scanning before carrying out fluid injection respectively, weigh on Weighing mechanism 20 before fluid injection, and weighing data and electricity
The bar code information correspondence in pond enters database after being received by industrial computer and processed.
This rotating disk feed mechanism 21 include feeding rotating disk, be arranged on feeding rotating disk some for holding
Carry the fixture of battery, for pipetting battery to the battery positioning mechanical arm in fixture and for by this carrying
The fixture having battery moves to the fluid injection feeding manipulator on following standing rotating disk 221；This battery localization machine
Battery is pipetted in the fixture to feeding rotating disk by tool hand, is loaded with the fixture of battery by fluid injection feeding machinery
Hand is delivered to stand entering in material clamp (i.e. liquid injecting clamp) on rotating disk 221 from following feeding station.
This fluid injection circulation stands rotating disk mechanism 22 and includes standing rotating disk 221 and be arranged at this standing rotating disk
Feeding station 222, fluid injection station 223 and discharge station 224 on 221, in the present embodiment, should
Stand and be provided with eight fluid injection stations 223 on rotating disk 221；This fluid injection station 223 is provided with priming device
50, and be configured with for the liquid feed device 40 to priming device 50 feed flow for this priming device 50.
As Fig. 4 is to shown in 7, and this liquid feed device 40 includes vacuum stirring tank 41, the storage being sequentially connected with
Flow container 42 and automatically purge tank 43, and for the fluid injection action of fluid reservoir 42 be configured with topping-up pump 44 and
Topping-up pump controller 45.
It is provided with in this vacuum stirring tank 41 by the agitator 411 of driver drives, this vacuum stirring tank
41 upper ends offer respectively and vacuumize interface 412, electrolyte access port 413, and this vacuum stirring tank
41 lower ends offer waste liquid outlet 414 and electrolyte exit 415 respectively, this electrolyte exit
415 through pipeline communication in aforementioned fluid reservoir 42；Electricity when fluid injection can effectively be removed by this vacuum stirring tank 41
Solve the bubble in liquid, it is ensured that fluid injection connects in pipeline without producing bubble, solve tradition liquid-injection equipment and exist
The dropping liquid, the fluid injection essence that produce bubble in electrolyte during fluid injection and cause cross the problems such as instability.
This fluid reservoir 42 upper end offers and vacuumizes interface 421, and its lower end offers waste liquid outlet
422 and electrolyte exit 423, this electrolyte exit 423 is connected to aforementioned fluid injection by pipeline and fills
Put 50.
This automatic purge tank 43 includes cleaning fluid and accommodates chamber 431, and this cleaning fluid accommodates upper end, chamber 431
Offer electrolyte access port 432, and its lower end offers waste liquid outlet 433；The long period not
With (before such as factory has a holiday or vacation) before the period of this battery automatic fluid injection equipment, can be the most clear by this
Topping-up pump 44, storage note tank 42, priming device 50 etc. are carried out, to prevent residual by cleaning of evaporator 43
Electrolyte crystallisation solidification and affect stability and the reliability of follow-up fluid injection processing procedure, and clean after clear
Washing lotion (such as dimethyl carbonate (DMC) liquid) can be reclaimed by corresponding cleaning raffinate feeder,
Such as, being provided with cleaning raffinate feeder below fluid injection station 223, so, its cleaning process is whole
Clean, containment housing 12 inner part will not be had undesirable effect.
As Fig. 8 is to shown in 12, and this priming device 50 includes the most corresponding stacked upper strata fluid injection cup
Body 51 and lower floor's fluid injection cup 52；It is formed for accommodating electrolyte in this upper strata fluid injection cup 51
Accommodating chamber 511, aforementioned liquid feed device 40 is connected to this receiving chamber 511, opens bottom this receiving chamber 511
It is provided with leakage mouth 512, is provided with in this receiving chamber 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 the most closed to be adapted at leakage mouth 512, herein, and this note
It is by its knee-action of air cylinder driven that liquid cup blocks up pin 513；Vacuum is offered in this lower floor's fluid injection cup 52
Fluid injection chamber 521, the connection of this vacuum impregnating sap cavity 521 vacuumizes interface 522, and in vacuumizing interface 522
Place has additional filter, to prevent electrolyte suck-back；It is provided with fluid injection in this vacuum impregnating sap cavity 522
Cup crosses liquid pin 523, and this fluid injection cup is crossed liquid pin 523 inside and had the groove 524 extended up and down, should
Fluid injection cup is crossed liquid pin 523 upper end and is connected to upper strata fluid injection cup 51 bottom, and its groove 524 is upper
End opening connects aforementioned leakage mouth 512, and it is adaptive with battery that this lower floor's fluid injection cup 52 lower end has one
Liquid injection port 525, this liquid injection port 525 and aforementioned groove 524 lower ending opening space type the most each other
The most right；
Aforementioned priming device 50 is designed as " double-deck " fluid injection cup body structure, notes upper strata at electrolyte and notes
Time in liquid cup 51, it is sealing state that its fluid injection cup blocks up pin 513 always, and then, this fluid injection cup blocks up pin
513 up and down reciprocatingly action can be closed in leakage mouth 512, then electrolyte flow to through leakage mouth 512 several times
In lower floor's fluid injection cup 52, it is to avoid electrolyte is taken away and affects fluid injection precision when vacuumizing pressurize
Phenomenon occurs.
In the present invention, changing fluid injection cup in conventional art and block up encapsulated Seal Design on pin, this set is " double
Layer " in fluid injection cup without the design of fluid sealant Yu electrolyte contacts, specifically: corresponding aforementioned leakage
At mouthfuls 512, it is provided with upper strata installation cavity, in lower floor's fluid injection in upper strata fluid injection cup 51 lower surface is concave up
Cup 52 upper surface is arranged with downwards lower floor's installation cavity, encloses the cavity of formation in upper and lower layer installation cavity
Stifled pin seal 53 is inside installed, forms a through leakage mouth 512 in the middle of this stifled pin seal 53 and lead to
The sealing hole of groove 524, aforementioned fluid injection cup blocks up the most closed the adapting to of pin 53 and seals in hole；This
Sample, it is to avoid in conventional art, glue head drops the fluid injection that causes accurate phenomenon, also eliminates and often wants
With changing the expense of glue head, reduce plant maintenance time and cost, improve equipment availability.
As shown in figure 12, the lower surface of this upper strata fluid injection cup 51 and the upper end of lower floor's fluid injection cup 52
Fitting setting each other in face, offers cup seal groove, in this cup seal groove at both binding faces
Inside it is embedded with sealing ring 54.
Vacuumize interface 522 for aforementioned vacuum fluid injection chamber 521, have additional caisson, this gas storage
Device includes at least one air accumulator, and this air accumulator one end connects the source of the gas for being connected with source of the gas
It is provided with gas control two-port valve between intake interface, and this air-source inflow interface and air accumulator；This air accumulator
Lower end connection sets cushion gas connector, and this sets cushion gas connector and is connected to aforementioned taking out through pipeline
Vacuum interface 522, so, it is ensured that true circulation vacuumizing during pressurize and malleation nitrogen charging for several times
Empty source or the stability of corresponding positive pressure source, be conducive to promoting electrolyte faster and stably to penetrate into pole
Core, it is to avoid cause electrolyte permeability time length not because of vacuum and barotropic instability in conventional art
The phenomenons such as one, fluid injection precision is unstable.
Battery 31 after fluid injection is pipetted Weighing mechanism after fluid injection by this blanking barcode scanning manipulator 23 of weighing
Weighing on 24, the battery of weigh after its fluid injection underproof (reservoir quantity is few) is automatic by manipulator
Put into the bad district of fluid injection (i.e. on fluid infusion station 25), herein, artificial fluid infusion, liquid replenishing machine can be selected
Structure uses the independent artificial fluid infusion of priming device impregnator, manually weighs, and remembered by scanner after fluid infusion
After record fluid infusion, normal battery core reservoir quantity the most automatically covers same battery liquid-filling amount and normally flows into lower operation.
Battery qualified after battery qualified after weighing after fluid injection and fluid infusion, uses manual wipping fluid injection
Mouth top cement plug, after first-class plug, battery is manually placed into blanking transfer pallet 28, and it is in blanking conveyer belt
Automatically into exhausting vacuum drying blanking vacuum transition cabin 29 on 27, and self-emptying；Manually from
Cabin 29 blanking of blanking vacuum transition is scanned into chemical conversion dish, and fluid injection operation terminates, and chemical conversion dish passes through bar code
With battery one_to_one corresponding, docked with chemical conversion dish data by fluid injection industrial computer data storehouse system.
Here, workflow such as Figure 14 of aforementioned battery automatic fluid injection equipment is briefly described.
It addition, this equipment complete machine control system all uses distributed ethernet management control model, letter
The wiring grommet changed in Traditional control pattern connects, and its wiring is simply easily maintained, and complete machine is by three-level network
Constitute, and industrial computer layer (the data management work of responsible complete machine of being calculated by a technical grade, mainly
Process and storage is from on-the-spot code reader, electronic scale, PLC and other are from the data of field apparatus.
Field control layer, is mainly formed human-computer dialogue part by a main HMI and a hand-held by three parts
HMI completes human-computer dialogue, and action control part is completed by PLC, and it is mainly responsible for complete machine executing agency
Control logic.Part of data acquisition is mainly made up of two serial servers, directly uses before changing
The same mode of serial ports of computers, thus change the phenomenon causing communication unstable because of distance process.
And, electrical appliance part uses independent electric cabinet, is isolated from outside containment housing, separately pacifies before and after strong and weak electricity
Dress, the control of such as electronic scale and display part grade and are put in outside containment housing, it is simple to check and control tune
Control.
The design focal point of the present invention is, its be mainly by the setting of former components with coordinate, real
Show automated production, improve equipment integrated automation degree so that production efficiency has had and significantly carries
High；Meanwhile, overall process is all carried out in containment housing, and its vacuum environment keeps preferably, being conducive to
Ensure few bubble even bubble-free in liquid injecting pipeline, to achieve reliablely and stablely precisely fluid injection, improve
Battery quality, extends battery；
Next to that, the setting of automatic purge tank in aforementioned liquid feed device, in the long period without this battery
Before the period of automatic fluid injection equipment (before such as factory has a holiday or vacation), can be by this automatic purge tank to note
Liquid pump, storage note tank, priming device etc. be carried out, with prevent residual electrolyte crystallisation solidification and shadow
The stability of the fluid injection processing procedure that sound is follow-up and reliability, and cleaning fluid (the such as carbonic acid diformazan after cleaning
Ester (DMC) liquid) can be reclaimed by corresponding cleaning raffinate feeder, its cleaning process is clean and tidy,
Containment housing inner part will not be had undesirable effect；
Furthermore being that aforementioned priming device is designed as " double-deck " fluid injection cup body structure, it can effectively go
Except the bubble in electrolyte during fluid injection, it is ensured that fluid injection connects in pipeline without producing bubble, solves tradition
Dropping liquid, fluid injection essence that liquid-injection equipment produces bubble when fluid injection in electrolyte and causes are crossed instability etc. and are asked
Topic；Meanwhile, it is somebody's turn to do the design of " double-deck " fluid injection cup body structure, notes upper strata fluid injection cup at electrolyte
Time interior, it is sealing state that its fluid injection cup blocks up pin always, and then, this fluid injection cup blocks up pin and can up and down reciprocatingly move
Be closed in leakage mouth, then electrolyte is several times in leakage mouth flow to lower floor's fluid injection cup, it is to avoid
When vacuumizing pressurize, electrolyte is taken away and affect the phenomenon generation of fluid injection precision；
And, vacuumize interface for aforementioned priming device, have additional caisson；Ensure that
Circulation for several times vacuumize stablizing of vacuum source during pressurize and malleation nitrogen charging or corresponding positive pressure source
Property, be conducive to promoting electrolyte faster and stably to penetrate into pole piece, it is to avoid because of true in conventional art
Empty and barotropic instability and cause the phenomenons such as the electrolyte permeability time is different in size, fluid injection precision is unstable.
The above, be only presently preferred embodiments of the present invention, the not technical scope to the present invention
Impose any restrictions, thus every technical spirit according to the present invention above example is made any trickle
Amendment, equivalent variations and modification, all still fall within the range of technical solution of the present invention.
Claims (10)
1. a battery automatic fluid injection equipment, it is characterised in that: include frame, cover at outside frame
Containment housing, the electric cabinet being independently disposed to outside containment housing and set gradually along battery conveying direction
Feeding vacuum transition cabin in frame, be dried cooling body, feeding manipulator, feeding conveyer belt,
Megger test mechanism, feeding barcode scanning are weighed Weighing mechanism, rotating disk feeder before manipulator, fluid injection
Weighing mechanism, benefit after structure, fluid injection circulation stand rotating disk mechanism, blanking barcode scanning is weighed manipulator, fluid injection
Liquid station, slotting plug station, blanking conveyer belt, blanking transfer pallet and blanking vacuum transition cabin, with
And, also include the dry pallet for carrying battery；
Wherein, this dry cooling body includes cooling and stands cabin, and this cooling is provided with down in standing cabin
Layer pallet travel mechanism, upper tray travel mechanism and for by lower tray travel mechanism be dried
Pallet transfers load to the elevating mechanism in upper tray travel mechanism；Aforementioned feeding vacuum transition freight space under
By layer pallet travel mechanism front, and it is provided with by upper tray travel mechanism front for inciting somebody to action
It is empty the pallet foldback transfer chamber that dry pallet is sent；
And, this fluid injection circulation stands rotating disk mechanism and includes standing rotating disk and be arranged at this standing rotating disk
On feeding station, fluid injection station and discharge station, this fluid injection station is provided with priming device, and pin
This priming device is configured with for the liquid feed device to priming device feed flow.
Battery automatic fluid injection equipment the most according to claim 1, it is characterised in that: described fluid injection
Device includes the most corresponding stacked upper strata fluid injection cup and lower floor's fluid injection cup；This upper strata fluid injection cup
The internal receiving chamber being formed for accommodating electrolyte, aforementioned liquid feed device is connected to this receiving chamber, should
Accommodating bottom chamber and offer leakage mouth, being provided with in this receiving chamber can the fluid injection cup of up and down reciprocatingly action
Stifled pin, this fluid injection cup blocks up that pin is the most closed to be adapted at leakage mouth；In this lower floor's fluid injection cup
Offering vacuum impregnating sap cavity, the connection of this vacuum impregnating sap cavity vacuumizes interface, sets in this vacuum impregnating sap cavity
Being equipped with fluid injection cup and cross liquid pin, this fluid injection cup is crossed has the groove extended up and down inside liquid pin, this note
Liquid cup is crossed liquid pin upper end and is connected to upper strata fluid injection cup base, and before the upper end open connection of its groove
Stating leakage mouth, this lower floor's fluid injection cup lower end has a liquid injection port adaptive with battery, this liquid injection port with
Aforementioned groove lower ending opening space type the most each other is the most right.
Battery automatic fluid injection equipment the most according to claim 2, it is characterised in that: described upper strata
Fit setting each other in the lower surface of fluid injection cup and the upper surface of lower floor's fluid injection cup, in both laminatings
Offer cup seal groove at face, in this cup seal groove, be embedded with sealing ring.
Battery automatic fluid injection equipment the most according to claim 3, it is characterised in that: corresponding aforementioned
At leakage mouth, it is provided with upper strata installation cavity, in lower floor's fluid injection cup in fluid injection cup lower surface, upper strata is concave up
Body upper surface is arranged with downwards lower floor's installation cavity, pacifies in upper and lower layer installation cavity encloses the cavity of formation
Equipped with stifled pin seal, in the middle of this stifled pin seal, form a through leakage mouth and the sealing hole of groove,
Aforementioned fluid injection cup blocks up the most closed the adapting to of pin and seals in hole.
Battery automatic fluid injection equipment the most according to claim 2, it is characterised in that: for aforementioned
Vacuumizing interface and have additional caisson, this caisson includes at least one air accumulator, this gas storage
Tank one end connects the air-source inflow interface for being connected, and this air-source inflow interface and gas storage with source of the gas
Gas control two-port valve it is provided with between tank；The connection of this air accumulator lower end sets cushion gas connector, this equipment
It is connected to aforementioned vacuumize interface through pipeline with gas connector.
Battery automatic fluid injection equipment the most according to claim 2, it is characterised in that take out true described in:
The filter preventing electrolyte suck-back is had additional at null interface.
Battery automatic fluid injection equipment the most according to claim 1, it is characterised in that: described feed flow
Device includes vacuum stirring tank, fluid reservoir and the automatic purge tank being sequentially connected with, and for fluid reservoir
Fluid injection action be configured with topping-up pump and topping-up pump controller；This automatic purge tank includes cleaning fluid to be held
Receiving chamber, this cleaning fluid accommodates upper end, chamber and offers electrolyte access port, and its lower end offers waste liquid row
Outlet；It is provided with in this vacuum stirring tank by the agitator of driver drives, this vacuum stirring tank upper end
Offer respectively and vacuumize interface, electrolyte access port, and this vacuum stirring tank lower end offers respectively
Waste liquid outlet and electrolyte exit, 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 connects
Outlet, this electrolyte exit is connected to aforementioned priming device by pipeline.
Battery automatic fluid injection equipment the most according to claim 7, it is characterised in that: described fluid injection
Cleaning raffinate feeder it is provided with below station.
Battery automatic fluid injection equipment the most according to claim 1, it is characterised in that: described rotating disk
Feed mechanism includes feeding rotating disk, be arranged on feeding rotating disk some fixtures for carrying battery,
Move to the battery positioning mechanical arm in fixture and for this being carried the fixture of battery for pipetting battery
Fluid injection feeding manipulator to aforementioned standing rotating disk.
Battery automatic fluid injection equipment the most according to claim 1, it is characterised in that: described feeding vacuum transition
Cabin includes nacelle, has vacuum handling passage and be configured at the hatch door at vacuum handling passage two ends, for this in this nacelle
Hatch door is respectively arranged with and automatically opens up mechanism；And, it is provided with on this feeding vacuum transition cabin for connecting independent being dried
The pressure release interface of source of the gas.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410361269.2A CN104241592B (en) | 2014-07-25 | 2014-07-25 | Battery automatic fluid injection equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410361269.2A CN104241592B (en) | 2014-07-25 | 2014-07-25 | Battery automatic fluid injection equipment |
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| Publication Number | Publication Date |
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| CN104241592A CN104241592A (en) | 2014-12-24 |
| CN104241592B true CN104241592B (en) | 2016-08-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410361269.2A Active CN104241592B (en) | 2014-07-25 | 2014-07-25 | Battery automatic fluid injection equipment |
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| CN201017935Y (en) * | 2006-12-30 | 2008-02-06 | 超源精密电子设备(东莞)有限公司 | Automatic liquid injection vacuum sealing machine |
| CN201781019U (en) * | 2010-08-13 | 2011-03-30 | 东莞市鸿宝锂电科技有限公司 | Battery liquid-adding and capping machine |
| CN203326021U (en) * | 2013-05-20 | 2013-12-04 | 深圳市海得地实业有限公司 | Fully-automatic battery liquid injection device |
| CN203398209U (en) * | 2013-07-06 | 2014-01-15 | 东莞市斯宇自动化设备有限公司 | Full-automatic lithium battery filling equipment |
| CN204102988U (en) * | 2014-07-25 | 2015-01-14 | 东莞市鸿宝锂电科技有限公司 | Battery automatic fluid injection equipment |
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