CN110323507A - Cylindrical battery grading system - Google Patents
Cylindrical battery grading system Download PDFInfo
- Publication number
- CN110323507A CN110323507A CN201910704290.0A CN201910704290A CN110323507A CN 110323507 A CN110323507 A CN 110323507A CN 201910704290 A CN201910704290 A CN 201910704290A CN 110323507 A CN110323507 A CN 110323507A
- Authority
- CN
- China
- Prior art keywords
- battery
- conductive sheet
- thimble
- grading system
- pole ear
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 23
- 230000003139 buffering effect Effects 0.000 abstract description 4
- 238000012423 maintenance Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 12
- 230000035882 stress Effects 0.000 description 9
- 230000005611 electricity Effects 0.000 description 7
- 230000008569 process Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 5
- 230000008901 benefit Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000000704 physical effect Effects 0.000 description 3
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 229910052744 lithium Inorganic materials 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000007772 electrode material Substances 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000009740 moulding (composite fabrication) Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/04—Construction or manufacture in general
- H01M10/0422—Cells or battery with cylindrical casing
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/058—Construction or manufacture
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/44—Methods for charging or discharging
- H01M10/446—Initial charging measures
-
- 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
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Connection Of Batteries Or Terminals (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
Cylindrical battery grading system of the invention, setting organic frame, jig, vertical lift device and thimble external member group.Setting is present intracorporal spring, can play the role of buffering to conductive sheet in conductive sheet when being in contact with battery pole ear, thus prevent conductive sheet mutually pushed up with battery pole ear hold during deformation occurs and damages；The setting of multiple contact heads allows grading system to continue to carry out forming and capacity dividing to battery in the case where single contact head is damaged, so that worker can be with the maintenance time of reasonable arrangement conductive sheet, and then improves the forming and capacity dividing efficiency of battery；The common setting of tapered portion and conductive plane, so that conductive sheet mutually pushed up with battery pole ear hold during, realization point is mixed mode with face, so as to ensure that conductive sheet is sufficiently large to the chucking power of battery pole ear and contact reliability is higher simultaneously between thimble and tab, prevent battery pole ear surface from damaging because of stress raisers.
Description
Technical field
The present invention relates to grading system technical fields, more particularly to a kind of cylindrical battery grading system.
Background technique
Lithium battery, the manufacturing is the process tightly got in touch with by processing step one by one.Generally, lithium battery
Production include pole piece manufacturing process, battery assembly technique and last fluid injection, sealing, forming and capacity dividing, aging technique.At this
In the technique of three phases, every procedure can be divided into several critical process again, each step all can the performance last to battery formed
Very big influence.Wherein, the meaning of forming and capacity dividing step is, after battery completes, electrode material is not to be in most
Perhaps physical property is improper or object is not mutually right in itself for good applicable state, needs to carry out first charge-discharge and activates to it.It is existing
Battery, can generally be put into grading system by modern manufacturer, to reach high-precision and the large batch of mesh to Battery formation partial volume
, accelerate the forming and capacity dividing efficiency of battery.
But existing grading system is in actual application, there are still certain shortcomings, firstly, existing point
Hold cabinet in chemical conversion cell process, needs mutually to push up by the tab of thimble and battery and hold, then battery is induced current by thimble
It is interior or by battery electric current export, still, existing thimble during battery pole ear is held on top, thimble because with battery pole ear
Interaction force it is excessive and be easy to that deformation occurs, cause thimble to damage, the serious damage for resulting even in battery pole ear；
Secondly, the existing thimble being set in grading system, contact head are just only provided with one, if contact head deformation damages, just must
The thimble of replacement damage must be shut down；In addition, the thimble in existing grading system, thimble and tab be usually used pure point contact or
The mode of pure face contact is attached, and in actual application, the material stiffness of the tab of battery is lower, and physical property is inclined
Softness, during by the way of point contact to push up the tab for holding battery, due to the contact area of thimble and battery pole ear
It is smaller, it will appear and damaged because of stress raisers so as to cause the surface of battery pole ear, and then thimble is caused to be very easy to pair
It causes to wear in the surface of battery pole ear；
And thimble is attached with tab by the way of face contact, although increasing thimble and battery pole ear surface
Contact area, the active force that thimble will be made to be applied to battery pole ear surface can be evenly dispersed to entire contact surface, such as
This not can guarantee the reliability of contact although the mode contact surface of face contact is big.
Summary of the invention
The purpose of the present invention is overcoming shortcoming in the prior art, thimble can be prevented deformation occurs by providing one kind
's；Also, in the case where the damage of single contact head, remain to continue forming and capacity dividing to battery；In addition, avoiding battery pole ear
While stress is concentrated and gives birth to damage, additionally it is possible to guarantee the cylindrical battery grading system of contact reliability between thimble and tab.
The purpose of the present invention is achieved through the following technical solutions:
A kind of cylindrical battery grading system, comprising:
Rack；
Jig, the jig are used for placing battery；
Vertical lift device, the vertical lift device include actuator and movable part, the movable part and the driving
The driving axis connection of part；And
Thimble external member group, the thimble external member group include several thimble external members, and thimble external member described in a portion is all provided with
It is placed on the jig, thimble external member described in remainder is all set on the movable part, and each thimble external member includes
Pedestal, conductive sheet and spring, the conductive sheet are set in the pedestal, and the conductive sheet being capable of the relatively described pedestal cunning
It is dynamic, in a conductive sheet, it is provided with several contact heads on the conductive sheet, is provided with taper on each contact head
Portion is provided with conductive plane in each tapered portion, and each conductive plane is used to contact with battery pole ear, the spring
It is set in the pedestal, and one end of the spring is in contact with the pedestal, the other end of the spring and the conduction
Piece is in contact.
In a wherein embodiment, 2~3 contact heads are provided on the conductive sheet.
In a wherein embodiment, the thimble external member group includes the 2n thimble external members, wherein n is positive whole
Number.
In a wherein embodiment, the jig includes supporting beam, battery tray and limit film, and the supporting beam is set
It is placed in the rack, thimble external member described in a portion is respectively positioned in the supporting beam, and the battery tray is set to institute
It states in supporting beam, the battery tray is used for placing battery, and the limit film is set in the supporting beam, and the limit film
Part be in close contact with the battery tray.
In a wherein embodiment, the battery tray offers limit hole, and the jig further includes positioning column, institute
Stating positioning column includes that cylinder and limit terminal, the cylinder are set in the supporting beam, and the limit terminal is set to described
On cylinder, when the limit terminal is used to wear the limit hole, so that the cylinder, which mutually pushes up, holds the battery tray.
In a wherein embodiment, several battery accommodating grooves are offered in the battery tray, each battery holds
The bottom for setting slot, which offers, keeps away a hole.
In a wherein embodiment, if being provided with dry cell positioning strip, phase on the side wall of each battery accommodating groove
The distance between adjacent two battery positioning strips are equal.
In a wherein embodiment, sliding channel is offered in the rack, guiding is provided on the movable part
Lug boss, the guide protrusion part are slideably positioned in the sliding channel.
In a wherein embodiment, the areal extent of the conductive plane is 1.5mm2~4.5mm2。
In a wherein embodiment, the actuator is cylinder.
The present invention compared with the prior art the advantages of and have the beneficial effect that:
Cylindrical battery grading system of the invention, setting organic frame, jig, vertical lift device and thimble external member group.If
Intracorporal spring of being present is set, buffering can be played the role of to conductive sheet in conductive sheet when being in contact with battery pole ear, thus
Prevent conductive sheet mutually pushed up with battery pole ear hold during deformation occurs and damages；The setting of multiple contact heads, so that partial volume
Cabinet can continue to carry out forming and capacity dividing to battery in the case where single contact head is damaged, so that worker can be with reasonable arrangement
The maintenance time of conductive sheet, and then improve the forming and capacity dividing efficiency of battery；The common setting of tapered portion and conductive plane, so that leading
Electric piece mutually push up with battery pole ear hold during, realize that point and face are mixed mode, so as to ensure conductive sheet
It is sufficiently large to the chucking power of battery pole ear and contact reliability is higher simultaneously between thimble and tab, prevent battery pole ear surface because
Stress raisers and damage.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached
Figure is briefly described, it should be understood that the following drawings illustrates only certain embodiments of the present invention, therefore is not construed as pair
The restriction of range for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other relevant attached drawings.
Fig. 1 is the structural schematic diagram of the cylindrical battery grading system in one embodiment of the present invention；
Fig. 2 is enlarged diagram of the cylindrical battery grading system shown in FIG. 1 at A；
Fig. 3 is the explosive view of the thimble external member in one embodiment of the present invention；
Fig. 4 is enlarged diagram of the thimble external member shown in Fig. 3 at B；
Fig. 5 is the fracture schematic diagram of battery tray in one embodiment of the present invention；
Fig. 6 is the structural schematic diagram of positioning column in one embodiment of the present invention.
Specific embodiment
To facilitate the understanding of the present invention, a more comprehensive description of the invention is given in the following sections with reference to the relevant attached drawings.In attached drawing
Give better embodiment of the invention.But the invention can be realized in many different forms, however it is not limited to herein
Described embodiment.On the contrary, the purpose of providing these embodiments is that making to understand more the disclosure
Add thorough and comprehensive.
It should be noted that it can directly on the other element when element is referred to as " being fixed on " another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to
To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ", " left side ",
" right side " and similar statement for illustrative purposes only, are not meant to be the only embodiment.
Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention
The normally understood meaning of technical staff is identical.Term as used herein in the specification of the present invention is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term " and or " used herein includes one or more
Any and all combinations of relevant listed item.
Also referring to Fig. 1 and Fig. 2, a kind of cylindrical battery grading system 10 includes rack 100, jig 200, vertical lift
Device 300 and thimble external member group 400, the jig 200, the vertical lift device 300 and the thimble external member group 400 difference
It is set in the rack 100.
It is thus desirable to explanation, rack 100 is also used for installing vertical lift device 300 and thimble external member group 400
In placement jig 200；Jig 200 is used for placing battery；Vertical lift device 300 plays the role of providing power, for driving
The part of thimble external member group 400 is towards close to the movement of the direction of jig 200；Thimble external member group 400 is used to mutually push up with the tab that top is held
It holds, for electric current being transmitted in battery or will be outside battery at the electric current transmitting in battery.
Referring to Fig. 2, vertical lift device 300 includes actuator 310 and movable part 320, movable part 320 and driving
The driving axis connection of part 310.Specifically, actuator 310 is cylinder.It is thus desirable to explanation, cylinder have structure simple and
Light advantage can make the overall structure of cylindrical battery grading system 10 more compact.
It is thus desirable to explanation, actuator 310 plays the role of providing power, is used to driving movable part 320 towards leaning on
The direction of nearly jig 200 is mobile；Movable part 320 is used to install the part of thimble external member group 400, is also used to drive thimble external member group
The direction of 400 part towards the close battery being placed on jig 200 is mobile, so that the part of thimble external member group 400 and battery
Tab mutually push up and hold.
Please refer to figs. 2 and 3 together, and thimble external member group 400 includes several thimble external members 410, a portion tailstock barrel
Part 410 is all set on jig 200, and remainder thimble external member 410 is all set on movable part 320, and each thimble external member 410 is
Including pedestal 411, conductive sheet 412 and spring 413, conductive sheet 412 is set in pedestal 411, and conductive sheet 412 can be with respect to seat
Body 411 slides, and in a conductive sheet 412, several contact heads 414 is provided on conductive sheet 412, are all provided on each contact head 414
It is equipped with tapered portion 415, conductive plane 4151 is provided in each tapered portion 415, each conductive plane 4151 is used to and battery pole
Ear contact, spring 413 is set in pedestal 411, and one end of spring 413 is in contact with pedestal 411, the other end of spring 413
It is in contact with conductive sheet 412.
It is thus desirable to explanation, thimble external member 410 is for pushing up the tab for holding battery；Pedestal 411 is for installing conductive sheet
412 and spring 413, while certain protective action also is played to conductive sheet 412 and spring 413；Conductive sheet 412 is used for battery
Tab be conducted with cylindrical battery grading system 10, to allow current to enough be transmitted to battery by conductive sheet 412, and make electricity
The electric current in pond can be transmitted on cylindrical battery grading system 10 by conductive sheet 412；Spring 413 plays certain buffering and makees
With the active force that can be exported to avoid actuator 310 to thimble external member group 400 directly passes through conductive sheet 412 and is transferred to battery pole
On ear, so that active force suffered by conductive sheet 412 is equal to the elastic force of spring 413, rather than it is equal to actuator 310 and is applied to top
The active force of needle guard part group 400.
It should also be noted that, contact head 414 is held for directly mutually pushing up with the tab of battery；The setting of tapered portion 415, it is real
The point contact for having showed conductive sheet 412 Yu battery pole ear ensure that the contact reliability of battery pole ear Yu conductive sheet 412；Meanwhile it leading
The setting in level face 4151 can then prevent battery pole ear during holding with 412 phase top of conductive sheet, and stress is concentrated and damaged
It ruins.Therefore, the common setting of tapered portion 415 and conductive plane 4151 enables conductive sheet 412 taking into account battery pole ear and leading
While the contact reliability of electric piece 412, guarantees the interaction area of conductive sheet 412 and battery pole ear, prevent battery pole ear
It is damaged because of stress raisers.
It is to be particularly noted that being used to directly push up and hold for pushing up the tab thimble for holding battery pole ear in the prior art
The end of battery pole ear generally has sharp type and two kinds of plane；For the tab thimble of the end with sharp type, use
It is generally more sharp that Yu Yuding holds the end of battery pole ear, to ensure that the reliability of contact, thus battery pole ear not
With tab thimble it is perfectly aligned in the case where, still ensure that the end of tab thimble can closely be supported with battery pole ear；But
In actual application, the material stiffness of the tab of battery is lower, and physical property is partially soft, using with sharp type end
The tab thimble in portion is come during pushing up the tab for holding battery, since the contact area of sharp type end and battery pole ear is smaller,
It will appear and damaged because of stress raisers so as to cause the surface of battery pole ear, and then tab thimble is caused to be very easy to electricity
It causes to wear in the surface of pond tab；
For the tab thimble with plane end, the surface for fully taking into account battery pole ear is easy because of local stress
The problem of concentrating and damaging, compared to the tab thimble of sharp type end, the tab thimble of plane end holds battery pole on top
During ear, the contact area of tab thimble and battery pole ear is increased, to hold the process of battery on top in tab thimble
In, avoid the surface stress of battery pole ear from concentrating and damage；In actual application, with the tab top of plane end
Needle, although ensure that the contact area of tab thimble and battery pole ear, the increase of contact area also implies that tab thimble
When being applied to the active force on battery pole ear surface and can be evenly dispersed to a plane, tab thimble will be made to be applied to electricity
The chucking power of pond tab everywhere is smaller, in the case where chucking power reduces, will reduce tab thimble and battery pole ear it
Between contact reliability；
In summary sharp type end tab thimble and plane end tab thimble elaborate, in the prior art
It generally requires the vulnerability level on contact reliability and battery pole ear surface to be accepted or rejected, that is, needs manufacturer in sharp type
A use is selected between end tab thimble and plane end tab thimble.
For the shortcoming of sharp type end tab thimble in the prior art and plane end tab thimble, ask
Together refering to Fig. 3 and Fig. 4, three contact heads 414 are set on a conductive sheet 412, are provided with cone on each contact head 414
Shape portion 415 is provided with conductive plane 4151 in each tapered portion 415, and each conductive plane 4151 is used to contact with battery pole ear；
Wherein, the distance of the central axis of each contact head 414 to 412 central axis of conductive sheet is equal, by the same conductive sheet 412
On three contact heads 414 center be linked in sequence, formed the area equilateral triangle Ding Chi.
It should be noted that tapered portion 415 is integrally conical, also mean that there are a tops to hold in tapered portion 415
The endpoint of battery pole ear carries out top to battery pole ear by the endpoint and holds, can reduce conductive sheet 412 and be applied to battery pole ear table
The active area of the active force in face to improve the pressure that conductive sheet 412 is applied to battery pole ear, and then ensure that conductive sheet
412 with the contact reliability of battery pole ear；Meanwhile in tapered portion 415 conduction is set for pushing up on the endpoint for holding battery pole ear
Plane 4151 can prevent tapered portion in the case where guaranteeing the contact reliability of conductive sheet 412 and battery pole ear as far as possible
The surface of the endpoint damage battery pole ear of battery pole ear is held on top on 415.
Conductive sheet 412 of the invention is by setting tapered portion 415, to have sharp type end tab in the prior art
The higher advantage of the contact reliability of thimble；Meanwhile by the way that conductive plane 4151 is arranged in tapered portion 415, to have
The advantage that can prevent battery pole ear from damaging of the tab thimble of plane end.
It should also be noted that, the distance of central axis to 412 central axis of conductive sheet of each contact head 414 is homogeneous
Deng so that conductive sheet 412 is during battery pole ear is held on top, conductive sheet 412 can gently compressed spring 413, avoid leading
Eccentric wear occurs between electric piece 412 and pedestal 411 and conductive sheet 412 and the service life of pedestal 411 is caused to shorten；It is led same
The center of three contact heads 414 on electric piece 412 is linked in sequence, and forms the area equilateral triangle Ding Chi, passes through the area equilateral triangle Ding Chi
Top is carried out to the tab of battery to hold, and stability of the conductive sheet 412 during battery pole ear is held on top can be improved, prevent conduction
Relative displacement occurs between piece 412 and battery pole ear, and then avoids the surface of each scuffing of contact head 414 battery pole ear.
In another embodiment, four contact heads 414 can also be set on conductive sheet 412, be all provided on each contact head 414
It is equipped with tapered portion 415, is provided with conductive plane 4151 in each tapered portion 415；Wherein, the central axis of each tapered portion 415 arrives
The distance of the central axis of conductive sheet 412 is equal, and the distance between two neighboring tapered portion 415 is equal, is linked in sequence each
The rectangular top that is centrally formed of conductive plane 4151 in a tapered portion 415 holds area.
It should be noted that passing through square in the present embodiment compared to the tab for holding battery by the area equilateral triangle Ding Chi top
The area Xing Dingchi carries out top to the tab of battery and holds, and can not only further increase conductive sheet 412 on top and hold the process of battery pole ear
In stability, be also possible to prevent spring 413 and exceedingly bending deformation occur during forced compression, exceedingly bending become
Shape will lead to spring 413 and pedestal 411 is worn mutually, so as to cause being used to accommodate conductive sheet 412 and spring 413 on pedestal 411
The volume of groove body be gradually increased, and then conductive sheet 412 and the fit clearance of pedestal 411 is caused to be gradually increased, works as fit clearance
When increasing to a certain extent, pedestal 411 will be unable to play the role of limit to conductive sheet 412, push up so as to cause conductive sheet 412
It is easy to shake during holding battery pole ear, and then causes conductive sheet 412 not push up steadily and hold battery pole ear.
It in this way, rectangular top holds the setting in area, on the one hand can wear mutually, increase to avoid between pedestal 411 and conductive sheet 412
The service life of long pedestal 411 and conductive sheet 412, on the other hand can also improve the contact reliability of conductive sheet 412.
In order to solve the technical issues of skidding between conductive plane 4151 and battery pole ear surface, referring to figure
4, several anti-sliding burrs are still provided on conductive plane 4151, and between being provided between the two neighboring anti-sliding burr
Every.
In this way, the setting of anti-sliding burr, improves the coefficient of friction on conductive plane 4151, in the situation that active force is constant
Under, the raising of coefficient of friction can increase the stiction of conductive plane 4151 Yu battery pole ear surface, to prevent conductive flat
It skids between face 4151 and battery pole ear surface.
Referring to Fig. 4, the areal extent of conductive plane 4151 is 1.5mm2~4.5mm2。
It is thus desirable to explanation, sets 1.5 square millimeters to 4.5 square millimeters for the area of conductive plane 4151,
It can guarantee effective contact area of conductive sheet 412 Yu battery pole ear as far as possible, it is ensured that electric current can be sustainedly and stably transferred to
On battery, it also can ensure that the electric current of battery can be sustainedly and stably transmitted on grading system.
Referring to Figure 2 together and Fig. 4, jig 200 include battery tray 220, are offered in the battery tray 220 several
Battery accommodating groove 222, the bottom of each battery accommodating groove 222, which offers, keeps away a hole 223.
It is thus desirable to which explanation, keeps away the setting in hole 223, so that connecing on the conductive sheet 412 being located on jig 200
Contact 414 can mutually be pushed up with the tab of battery after keeping away a hole 223 and be held；Battery is carried out using cylindrical battery grading system 10
Detailed process is as follows for forming and capacity dividing:
One end of each battery is corresponded and is inserted into each battery accommodating groove 222；A hole 223 will be respectively kept away to correspond
It aligns with each conductive sheet 412, then jig 200 is placed on cylindrical battery grading system 10；Start actuator 310, drives
Moving part 310 will drive movable part 320 that the conductive sheet 412 being set on movable part 320 is driven to move towards the direction close to jig 200
Dynamic, that is, the conductive sheet 412 being set on movable part 320 will be mobile towards the direction of close battery accommodating groove 222, until being set to work
The tab of conductive sheet 412 and battery on moving part 320 mutually pushes up hold until.
It is to be particularly noted that contact head 414 will be inserted when jig 200 is placed on cylindrical battery grading system 10
Enter to keep away in a hole 223 and push up the tab for holding the battery being placed in battery accommodating groove 222, at this point, the tab of battery will be in battery
Top is held mutually with conductive plane 4151 under the action of self weight；Then, when the conductive sheet 412 being set on movable part 320 is towards close
When the direction of jig 200 is gradually moved, the pole of battery is held on top by the contact head 414 of the conductive sheet 412 on movable part 320
Ear so that battery is mobile towards the direction close to 222 bottom of battery accommodating groove so that the positive and negative tab of battery can with lead
Closely top is held in level face 4151, so that the positive and negative tab of battery can pass through conductive sheet 412 and cylindrical battery partial volume
Cabinet 10 is connected, and finally enables cylindrical battery grading system 10 that electric current is transmitted in battery, and the electric current energy in battery
It is enough transmitted on cylindrical battery grading system 10, that is, cylindrical battery grading system 10 can carry out forming and capacity dividing to battery.
Referring to Fig. 4,2~3 contact heads 414 are provided on conductive sheet 412.
It is thus desirable to which explanation, is arranged 2~3 contact heads 414, it is ensured that conductive sheet on conductive sheet 412
412 in the case where contact head 414 fails, remain to guarantee by remaining contact head the tab of battery always with conductive sheet
It holds and is conducted in 412 phase tops.
In order to solve to need to each battery on cylindrical battery grading system 10 while carry out forming and capacity dividing technical problem,
Referring to Fig. 2, thimble external member group 400 includes 2n thimble external member 410, wherein n is positive integer.
In this way, setting 2n for the number of thimble external member 410, and positive integer is set by n；Wherein, the thimble of half
External member 410 is located on movable part 320, remaining thimble external member 410 is located on jig 200, so that each of on grading system
Tab on every one end of battery can individually be held with single 410 phase top of thimble external member, so that each electricity on grading system
Pond can carry out forming and capacity dividing simultaneously, improve the forming and capacity dividing efficiency of battery.
Referring to Fig. 2, jig 200 further includes supporting beam 210 and limit film 230, and supporting beam 210 is set to rack
On 100, a portion thimble external member 410 is respectively positioned in supporting beam 210, and battery tray 220 is set in supporting beam 210, electricity
Pond pallet 220 is used for placing battery, and limit film 230 is set in supporting beam 210, and the part of limit film 230 and battery tray
220 are in close contact, and each battery accommodating groove 222 is respectively positioned in battery tray 220.
It is thus desirable to which explanation, supporting beam 210 are used to support each thimble external member 410 being set on jig 200；Electricity
The setting of pond pallet 220 enables worker that multiple batteries are placed on grading system simultaneously, additionally it is possible to while by multiple batteries
It is taken out from grading system simultaneously, it is convenient in the extreme；Limit film 230 play the role of limit, play prevent battery tray 220 from point
Hold the effect to fall off on cabinet.
Referring to Figure 2 together, Fig. 5 and Fig. 6, limit hole 221 is offered in battery tray 220, and jig 200 further includes positioning
Column 240, positioning column 240 include that cylinder 241 and limit terminal 242, cylinder 241 are set in supporting beam 210, limit terminal 242
It is set on cylinder 241, when limit terminal 242 is used to wear limit hole 221, so that battery tray 220 is held on 241 phase top of cylinder.
It is thus desirable to explanation, limit hole 221 and positioning column 240 play position-limiting action to battery tray 220 jointly,
For preventing battery tray 220 from deviating from from grading system；Cylinder 241 is used to support limit terminal 242, while also acting as support electricity
The effect of pond pallet 220；The setting of terminal 242 is limited, so that battery tray 220 can only be along the central axis of limit terminal 242
Direction is mobile, plays the role of limiting battery tray 220.
Referring to Figure 2 together and Fig. 5, if being provided with dry cell positioning strip 250 on the side wall of each battery accommodating groove 222,
The distance between two neighboring battery positioning strip 250 is equal.
It is thus desirable to explanation, battery accommodating groove 222 is used for placing battery, and two neighboring battery accommodating groove 222
The distance between be equal to the distance between two neighboring conductive sheet 412 so that each tab on each battery can one
One correspondence is held with each 412 phase top of conductive sheet；The setting of battery positioning strip 250, so that battery is being inserted into battery containing by worker
During slot 222, under the guidance of each battery positioning strip 250, the central axis of battery will be towards close to battery accommodating groove 222
Central axis direction offset, until until the central axis of battery and the central axis of battery accommodating groove 222 mutually coincide,
So that it is guaranteed that the tab of battery can accurately be directed at conductive sheet 412, and then ensure that each contact head 414 can be with the pole of battery
Ear pushes up hold mutually.
Jig 200 shifts during opposite rack 100 is slided in order to prevent, so as to cause partially electronically conductive
412 the technical issues of can not being in contact with battery pole ear.Referring to Fig. 2, sliding channel 110 is offered in rack 100, it is living
Guide protrusion part is provided on moving part 320, guide protrusion part is slideably positioned in sliding channel 110.
It is thus desirable to which explanation, sliding channel 110 and guide protrusion part play the role of guiding jointly.Actually answering
With in the process, since guide protrusion part can only be slided along sliding channel 110, and then it can prevent jig 200 from sliding
During shift.
Cylindrical battery grading system of the invention, setting organic frame, jig, vertical lift device and thimble external member group.If
Intracorporal spring of being present is set, buffering can be played the role of to conductive sheet in conductive sheet when being in contact with battery pole ear, thus
Prevent conductive sheet mutually pushed up with battery pole ear hold during deformation occurs and damages；The setting of multiple contact heads, so that partial volume
Cabinet can continue to carry out forming and capacity dividing to battery in the case where single contact head is damaged, so that worker can be with reasonable arrangement
The maintenance time of conductive sheet, and then improve the forming and capacity dividing efficiency of battery；The common setting of tapered portion and conductive plane, so that leading
Electric piece mutually push up with battery pole ear hold during, realize that point and face are mixed mode, so as to ensure conductive sheet
It is sufficiently large to the chucking power of battery pole ear and contact reliability is higher simultaneously between thimble and tab, prevent battery pole ear surface because
Stress raisers and damage.
Only several embodiments of the present invention are expressed for embodiment described above, and the description thereof is more specific and detailed, but
It cannot be construed as a limitation to the scope of the present invention.It should be pointed out that for the ordinary skill people of this field
For member, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to of the invention
Protection scope.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (10)
1. a kind of cylindrical battery grading system characterized by comprising
Rack；
Jig, the jig are used for placing battery；
Vertical lift device, the vertical lift device include actuator and movable part, the movable part and the actuator
Drive axis connection；And
Thimble external member group, the thimble external member group include several thimble external members, and thimble external member described in a portion is all set in
On the jig, thimble external member described in remainder is all set on the movable part, each thimble external member include pedestal,
Conductive sheet and spring, the conductive sheet are set in the pedestal, and the conductive sheet can pedestal sliding relatively, one
In a conductive sheet, it is provided with several contact heads on the conductive sheet, tapered portion, each institute are provided on each contact head
It states and is provided with conductive plane in tapered portion, each conductive plane is used to contact with battery pole ear, and the spring is set to
In the pedestal, and one end of the spring is in contact with the pedestal, and the other end of the spring connects with the conductive sheet
Touching.
2. cylindrical battery grading system according to claim 1, which is characterized in that be provided with 2~3 on the conductive sheet
A contact head.
3. cylindrical battery grading system according to claim 1, which is characterized in that the thimble external member group includes 2n institute
State thimble external member, wherein n is positive integer.
4. cylindrical battery grading system according to claim 1, which is characterized in that the jig includes supporting beam, battery
Pallet and limit film, the supporting beam are set in the rack, and thimble external member described in a portion is respectively positioned on the support
Liang Shang, the battery tray are set in the supporting beam, and the battery tray is used for placing battery, and the limit film is set to
In the supporting beam, and the part of the limit film is in close contact with the battery tray.
5. cylindrical battery grading system according to claim 4, which is characterized in that the battery tray offers limit
Hole, the jig further include positioning column, and the positioning column includes that cylinder and limit terminal, the cylinder are set to the supporting beam
On, the limit terminal is set on the cylinder, when the limit terminal is used to wear the limit hole, so that the cylinder
Mutually the battery tray is held on top.
6. cylindrical battery grading system according to claim 4, which is characterized in that offered in the battery tray several
Battery accommodating groove, the bottom of each battery accommodating groove, which offers, keeps away a hole.
7. cylindrical battery grading system according to claim 6, which is characterized in that on the side wall of each battery accommodating groove
If being provided with dry cell positioning strip, the distance between two neighboring described battery positioning strip is equal.
8. cylindrical battery grading system according to claim 1, which is characterized in that it is logical to offer sliding in the rack
Road is provided with guide protrusion part on the movable part, and the guide protrusion part is slideably positioned in the sliding channel.
9. cylindrical battery grading system according to claim 1, which is characterized in that the areal extent of the conductive plane is
1.5mm2~4.5mm2。
10. cylindrical battery grading system according to claim 1, which is characterized in that the actuator is cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910704290.0A CN110323507B (en) | 2019-07-31 | 2019-07-31 | Cylindrical battery capacity-dividing cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910704290.0A CN110323507B (en) | 2019-07-31 | 2019-07-31 | Cylindrical battery capacity-dividing cabinet |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110323507A true CN110323507A (en) | 2019-10-11 |
| CN110323507B CN110323507B (en) | 2024-02-27 |
Family
ID=68125140
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910704290.0A Active CN110323507B (en) | 2019-07-31 | 2019-07-31 | Cylindrical battery capacity-dividing cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110323507B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116505116A (en) * | 2023-05-15 | 2023-07-28 | 广东恒赋能循环科技有限公司 | Battery capacity-dividing cabinet suitable for disassembly and recycling of new energy automobile battery |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2709601A1 (en) * | 1993-07-30 | 1995-03-10 | Amp France | Battery clip |
| US20070178369A1 (en) * | 2006-02-02 | 2007-08-02 | William Conrardy | Tiered battery cabinet |
| JP2012243646A (en) * | 2011-05-20 | 2012-12-10 | Denso Corp | Connection structure of secondary battery |
| CN103811817A (en) * | 2014-02-12 | 2014-05-21 | 宁德新能源科技有限公司 | Lithium ion battery hot-press formation clamp |
| CN204596857U (en) * | 2015-05-11 | 2015-08-26 | 惠州市威德盛科技有限公司 | A kind of grading system using battery case and automatic ejector pin contact point apparatus |
| WO2015143936A1 (en) * | 2014-03-25 | 2015-10-01 | 江苏华东锂电技术研究院有限公司 | Electrode tab connection apparatus and battery pack provided with electrode tab connection apparatus |
| CN107482255A (en) * | 2017-08-31 | 2017-12-15 | 深圳鼎阳智能科技有限公司 | A kind of battery formation clamp for soft package lithium battery |
| CN107611329A (en) * | 2017-09-18 | 2018-01-19 | 华霆（合肥）动力技术有限公司 | Battery welding device and battery modules |
| CN208385563U (en) * | 2018-07-09 | 2019-01-15 | 惠州市德合盛科技有限公司 | Thimble-type formation cabinet |
| CN109449496A (en) * | 2018-11-22 | 2019-03-08 | 浙江杭可科技股份有限公司 | Soft package power lithium ion battery forming and capacity dividing clamps movement mechanism |
| CN208904147U (en) * | 2018-09-30 | 2019-05-24 | 惠州市德合盛科技有限公司 | Formation cabinet with shrapnel contact contact type structure |
| CN208969216U (en) * | 2018-09-30 | 2019-06-11 | 惠州市德合盛科技有限公司 | Grading system with thimble contact automated exchanged cutter structure |
| CN210110983U (en) * | 2019-07-31 | 2020-02-21 | 惠州市德合盛科技有限公司 | Cylindrical battery capacity grading cabinet |
-
2019
- 2019-07-31 CN CN201910704290.0A patent/CN110323507B/en active Active
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2709601A1 (en) * | 1993-07-30 | 1995-03-10 | Amp France | Battery clip |
| US20070178369A1 (en) * | 2006-02-02 | 2007-08-02 | William Conrardy | Tiered battery cabinet |
| JP2012243646A (en) * | 2011-05-20 | 2012-12-10 | Denso Corp | Connection structure of secondary battery |
| CN103811817A (en) * | 2014-02-12 | 2014-05-21 | 宁德新能源科技有限公司 | Lithium ion battery hot-press formation clamp |
| WO2015143936A1 (en) * | 2014-03-25 | 2015-10-01 | 江苏华东锂电技术研究院有限公司 | Electrode tab connection apparatus and battery pack provided with electrode tab connection apparatus |
| CN204596857U (en) * | 2015-05-11 | 2015-08-26 | 惠州市威德盛科技有限公司 | A kind of grading system using battery case and automatic ejector pin contact point apparatus |
| CN107482255A (en) * | 2017-08-31 | 2017-12-15 | 深圳鼎阳智能科技有限公司 | A kind of battery formation clamp for soft package lithium battery |
| CN107611329A (en) * | 2017-09-18 | 2018-01-19 | 华霆（合肥）动力技术有限公司 | Battery welding device and battery modules |
| CN208385563U (en) * | 2018-07-09 | 2019-01-15 | 惠州市德合盛科技有限公司 | Thimble-type formation cabinet |
| CN208904147U (en) * | 2018-09-30 | 2019-05-24 | 惠州市德合盛科技有限公司 | Formation cabinet with shrapnel contact contact type structure |
| CN208969216U (en) * | 2018-09-30 | 2019-06-11 | 惠州市德合盛科技有限公司 | Grading system with thimble contact automated exchanged cutter structure |
| CN109449496A (en) * | 2018-11-22 | 2019-03-08 | 浙江杭可科技股份有限公司 | Soft package power lithium ion battery forming and capacity dividing clamps movement mechanism |
| CN210110983U (en) * | 2019-07-31 | 2020-02-21 | 惠州市德合盛科技有限公司 | Cylindrical battery capacity grading cabinet |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116505116A (en) * | 2023-05-15 | 2023-07-28 | 广东恒赋能循环科技有限公司 | Battery capacity-dividing cabinet suitable for disassembly and recycling of new energy automobile battery |
| CN116505116B (en) * | 2023-05-15 | 2024-01-26 | 广东恒赋能循环科技有限公司 | Battery capacity-dividing cabinet suitable for disassembly and recycling of new energy automobile battery |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110323507B (en) | 2024-02-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8807473B2 (en) | Automatic winding device for cell core | |
| US20120186468A1 (en) | Press fixture | |
| KR101773241B1 (en) | Aligning device | |
| CN110323507A (en) | Cylindrical battery grading system | |
| KR102197691B1 (en) | Pressing Plate Assembly Employed with Flexible Plate and Pressing Device for Battery Cell Comprising the Same | |
| CN219131161U (en) | Button cell laser welding jig | |
| US20220388266A1 (en) | Pressure device, battery module manufacturing device, and manufacturing method | |
| CN109686696A (en) | A kind of chuck assembly | |
| CN210110983U (en) | Cylindrical battery capacity grading cabinet | |
| CN108859714B (en) | Environment-friendly new forms of energy electric motor car | |
| CN212807083U (en) | Environment monitoring equipment suitable for many environments | |
| CN209280988U (en) | Optical fiber clamping device | |
| CN209344258U (en) | Battery core apparatus for shaping | |
| CN208004642U (en) | Guide frame and guidance system with it | |
| KR101381428B1 (en) | Secondary battery charge and discharge probe | |
| KR20150045622A (en) | Charger-recharger for secondary battery | |
| CN214602772U (en) | Pin type battery welding jig | |
| CN220389172U (en) | Auxiliary equipment for manufacturing protector | |
| CN219871457U (en) | Battery or module test fixture | |
| KR102117319B1 (en) | Device for Packaging Battery Pack Comprising Roller for Arrayal of Battery Pack | |
| CN210110979U (en) | Lithium battery formation jig | |
| CN218692713U (en) | Battery core tab flattening equipment | |
| CN104647249A (en) | Lamp assembling clamper | |
| CN209394346U (en) | A kind of fixture | |
| CN214848935U (en) | Zinc-manganese battery diaphragm leading-in equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |