CN107069056B - A kind of battery edge-folding device and method - Google Patents
A kind of battery edge-folding device and method Download PDFInfo
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- CN107069056B CN107069056B CN201611264845.7A CN201611264845A CN107069056B CN 107069056 B CN107069056 B CN 107069056B CN 201611264845 A CN201611264845 A CN 201611264845A CN 107069056 B CN107069056 B CN 107069056B
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- bending
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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
- H01M6/00—Primary cells; Manufacture thereof
- H01M6/005—Devices for making primary cells
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D7/00—Bending rods, profiles, or tubes
- B21D7/08—Bending rods, profiles, or tubes by passing between rollers or through a curved die
-
- 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
- H01M10/0404—Machines for assembling 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
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Secondary Cells (AREA)
- Mechanical Engineering (AREA)
- Sealing Battery Cases Or Jackets (AREA)
Abstract
The invention discloses a kind of battery edge-folding device and methods, including being bent to 90 battery bending hot pressure device of the bending to 180 degree and hot pressure again for the apparatus for bending to battery side Edge Bend to 90 and for doubling, the apparatus for bending and bending hot pressure device respectively include fixed device part, driving device part, apparatus for bending part, adjust part, the bending hot pressure device further includes hot pressure part, the driving device part is for driving fixed device part, apparatus for bending part and hot pressure partial act, part is adjusted for adjusting the position of fixed device to adapt to different size of battery.The present apparatus pushes away 90 degree of the mode elder generation bending method that again then bending carries out hot pressure to 180 again by using rolling, when avoiding cell bending the problem of cracking layering, keeps flanging very close to each other after hot pressure, improves the quality of flanging precision and battery.
Description
Technical field
The present invention relates to field of batteries, more particularly to a kind of battery edge-folding device and method.
Background technique
In battery manufacturing process, after battery completes essence envelope (degas), safety is improved to make battery be in state of insulation
Property prevents from puncturing.Flanging need to be carried out to battery two sides, battery is made to prevent from puncturing, improve safety.Now use pair of rollers battery
Two sides aluminum plastic film flanging causes aluminum plastic film to have layering of splitting, surface damage since each row pair of rollers aluminum plastic film rolling is rolled over up and down
Wound, for the length battery big with width impact more greatly and precision it is not high.Thus layering of splitting when battery flanging, surface damage
Wound, flanging precision is not high, battery quality it is not smart be presently, there are the problem of.
Folding mode is now rolled afterwards by first pre-folding, so that flanging is not damaged without layering of splitting, surface, improves flanging precision, electricity
The quality in pond.
Summary of the invention
The object of the invention is exactly to be when solving the problems, such as battery flanging in the presence of cracking layering.
Technical problem of the invention is resolved by technical solution below:
A kind of battery edge-folding device, it is characterised in that: including apparatus for bending and bending hot pressure device, the apparatus for bending is used
In carrying out 90 degree bendings to battery side, the bending hot pressure device for carrying out bending to having rolled over 90 degree of curved battery sides again
To 180 degree, the side that then doubling is bent to 180 degree carries out hot pressure.
Preferably, the apparatus for bending and bending hot pressure device respectively include drive part, fixed part, dogleg section and
Part is adjusted, for driving the fixed part and the dogleg section to move, the adjusting part is used for the drive part
The fixed part is adjusted, the bending hot pressure device further includes hot pressure part.
Preferably, the drive part include cylinder, motor it is one or more, pressure regulation group is provided on the cylinder
Part.
Preferably, the fixed part is divided into the two side fixed parts and Synchronization Component of fixed two sides, described two
Side fixed part respectively includes top mounting subassembly, lower fixation kit and connecting bracket, fixed component and lower fixation kit
It is linked together, and can be moved along connecting bracket by connecting bracket, fixed component includes upper fixed block, described lower solid
Determining component includes lower fixed block, and fixed component and lower fixation kit respectively include limit assembly used for positioning and locking
Component, the drive part control two side fixed part synchronization actions.
Preferably, the lower fixation kit links together with foldable component.
Preferably, the top mounting subassembly of the apparatus for bending further includes heating component, and the heating component has temperature control
Device processed, the heating component include heating tube, are provided with heat insulating mattress between the heating tube and upper fixed block.
Preferably, the fixed component of the apparatus for bending further includes the fine tuning group for adjusting the upper fixing block
Part, the trimming assembly include linear guide and micrometer, and the micrometer is arranged in the linear guide.
Preferably, the dogleg section of the apparatus for bending includes roller bearing, and the roller bearing both ends are provided with first bearing and use
In the protection component of protection roller bearing, the protection component includes at least one second bearing, and the protection component is arranged described
On roller bearing section, the first bearing includes two bearings set up separately at roller bearing both ends.
Preferably, the dogleg section of the bending hot pressure device include for battery two sides Synchronous Bending Synchronization Component,
Guidance set and foldable component；The Synchronization Component includes synchronizing wheel, synchronous belt, roller screw, and the foldable component includes rolling
Wheel assembly, the guidance set include linear guide and guide pad, and the guide pad is arranged on the roll wheel assembly.
Preferably, the hot pressure part of the bending hot pressure device includes heat block, guidance set and limit assembly, it is described plus
Heating tube and the temperature adjustment component for setting heating temperature are provided in heat block, be provided between the heat block and connecting plate every
Heat pad, the guidance set include guide rod and linear bearing, and the limit assembly includes screw and buffer.
Technical problem of the invention is also resolved by technical solution below:
A kind of battery fold method, comprising the following steps:
S1, the battery for cutting two sides is fixed；
S2, to the battery fixed, realized respectively to cell bending with roller bearing to 90 degree in two sides；
S3, the battery for having rolled over 90 degree is retightened after using idler wheel again bending to 180 degree；
S4, hot pressure is carried out to the side for folding to 180 degree.
Preferably, battery is fixed in the step S1, is to battery both sides while to be fixed, it is each to battery
The fixation on side is fixed after being moved toward one another by upper fixed block and lower fixed block.
Preferably, in the step S2 when carrying out bending with roller bearing, upper fixed block simultaneously carries out battery side
Heating.
Preferably, the battery after 90 degree of bending is retightened in the step S3, using roll wheel assembly along linear guide
Bending is to 180 degree.
Preferably, the side that doubling is bent to 180 degree in the step S4 carries out hot pressure, is formed when bending in removal process S3
Gap.
The beneficial effect of the present invention compared with the prior art is:
A kind of battery edge-folding device of the invention, using roller bearing first to battery side Edge Bend to 90 degree, then using idler wheel folding
It is bent to after 180 degree and carries out hot pressure, when the mode of roller bearing and idler wheel bending avoids battery flanging the problem of cracking layering, after hot pressure
Keep flanging very close to each other, improves the quality of flanging precision and battery.
Detailed description of the invention
Structure chart when Fig. 1, Fig. 2 are apparatus for bending different angles；
Fig. 3 is the lower fixation kit of apparatus for bending and the local I I structure chart of foldable component；
Fig. 4 is the local I structure chart of the upper fixed structure of apparatus for bending；
Structure chart when Fig. 5, Fig. 6 are bending hot pressure device different angles；
Fig. 7 is the top mounting subassembly of bending hot pressure device and the local I II structure chart of hot pressure part；
Fig. 8 is the lower fixation kit of bending hot pressure device and the local V structure figure of dogleg section.
Specific embodiment
Battery edge-folding device in the present invention includes apparatus for bending and bending hot pressure device.
The apparatus for bending is used to carry out battery both sides simultaneously 90 degree of bendings, and the bending hot pressure device is used for bending
Battery both sides bending simultaneously after 90 degree to 180 degree and carries out hot pressure.
The bending hot pressure device is as shown in Figs 1-4, knot when wherein Fig. 1 and Fig. 2 is the apparatus for bending different angle
Composition, Fig. 3 are the structure charts of lower fixation kit and foldable component II, and Fig. 4 is the local I structure of the top mounting subassembly of apparatus for bending
Figure.
Apparatus for bending includes left and right two parts, and left and right two-part structure is identical, respectively includes drive part, fixed part
Point, dogleg section and adjust part, be illustrated below with a part of structure in the two parts of left and right:
The drive part includes cylinder 1,4,7.
The fixed part includes top mounting subassembly, lower fixation kit and connecting bracket, the dogleg section and lower fixation
Component links together.
Top mounting subassembly includes upper fixed block 5, for finely tuning the trimming assembly micrometer 14 and straight line of upper 5 position of fixed block
Guide rail 11 can finely tune 5 position of upper holder block by micrometer 14 and linear guide 11, and spring 15 pre-tightens, and screw 16 limits, and straight line is led
Rail 11 is mounted on fixed block 5, and micrometer 14 is mounted in linear guide 11, and the spring 15 for preload is connected to upper fixation
Connector 62 be above fixedly connected on block 63, the screw 16 for limit is mounted on upper fixedly connected part 62, upper fixed block 5 with
Heating tube 10 connects, and upper fixed block 5 is rectangular parallelepiped structure, and the working face for fixing battery is the long narrow one side of its cuboid,
Heating tube 10 is fixed on the face opposite with working face, and heating tube 10 is equipped with temperature control equipment, and heating tube 10 passes through heat-insulated
Pad 12 is connected in linear guide 11, and linear guide 11 is connected in fixedly connected part 62.Upper fixedly connected part 62 is connected to
In connecting bracket 70.
Lower fixation kit and dogleg section II are described respectively, wherein lower fixation kit includes lower fixed block 2, for holding electricity
The micrometer adjusting screw 22 and sliding panel 65 of pond dogleg section, sliding panel 65 are mounted in linear guide 3, and cylinder 1 is mounted on connection branch
On frame 70 and sliding panel 65, lower jacking block 2 can be highly finely adjusted by adjusting screw 22.Left and right adjusting component is handwheel 23, spiral shell
Bar 24, locking handle 25, digit position device 26 are locked and are positioned with the movement of cylinder 1 for adjusting lower 2 position of jacking block.
Cylinder 4 is mounted on bracket 70, and cylinder 4 is equipped with the pressure regulator valve 13 for finely tuning to atmospheric pressure.
Dogleg section includes roller bearing 8, and 90 degree of trimming assembly bearing 9 and side plate 66 are rolled over for battery, and side plate 66 is mounted on
In fixed plate 67,6 bearings 17 and bearing spider 68, adjusting screw 18 for protecting roller bearing are also mounted at fixed plate 67,6
A bearing 17 can be finely tuned by screw 18, and also adjustable screw rod 19 is finely tuned between roller bearing 8 and lower lock block 2 by linear guide 20
Gap, spring-loaded plunger 21, screw rod 19 are mounted on side plate 69, and spring-loaded plunger 21 pre-tightens roller bearing 8 and has buffer function, side plate 69
It is mounted in linear guide 27 with sliding support plate 64, linear guide 27 is mounted on sliding panel 65, and cylinder 7 is mounted on sliding support plate
64 with sliding panel 65 on.
Lower fixation kit and roller bearing 8 are mounted in fixed plate 67, pass through linear guide 20, sliding support plate 64, linear guide
27, sliding panel 65, linear guide 3, cylinder 1 are connected in connecting bracket 70.
The adjusting component for adjusting the movement of apparatus for bending or so two parts includes that can be rotated handwheel 23, screw rod 24, locking hand
Handle 25, digit position device 26 can be rotated 23 rotary screw 24 of handwheel and carry out left and right adjusting, and locking handle 25 is locked, number
Word location device 26 is used for vision-control amount.
Top mounting subassembly and lower fixation kit motion flow:
The battery for cutting two sides is manually placed or automatic charging is between left and right two parts of apparatus for bending, by that can turn
Start wheel 23, screw rod 24 carries out left and right adjusting, and locking handle 25 locked, 26 vision-control amount of digit position device.
The driving of cylinder 1 drives sliding panel 65, lower jacking block 2, dogleg section to be oriented to along connecting bracket 70 together by linear guide 3
It moves upwards, cylinder 4 drives upper fixed block 5 to be oriented to by linear guide 6 and moves downward compression battery two sides along connecting bracket 70
Aluminum plastic film, cylinder 7 drive roller bearing 8 by 90 degree of folding of the guiding of linear guide 27.Cylinder 1 and cylinder 7 are using the double-deck driving method, i.e. gas
Cylinder 7 moves downward upwards together when cylinder 1 drives.
Left and right two parts of apparatus for bending detect two sides all resynchronisations in place by the magnetic switch on cylinder 7 and act.
The bending hot pressure device as viewed in figures 5-8, when wherein Fig. 5 and Fig. 6 is the bending hot pressure device different angle
Structure chart, Fig. 7 is the local I II structure chart of top mounting subassembly and hot pressure part, and Fig. 8 is lower fixation kit and dogleg section V
Structure chart.
Bending hot pressure device also includes left and right two parts, and left and right two-part structure is identical, respectively includes drive part, consolidates
Fixed part, adjusts part and hot pressure part at dogleg section, is illustrated below with a part of structure in the two parts of left and right:
Hot pressure part includes heating block 44, rolls the connecting plate 50 and heat insulating mattress 51 on 180 degree side, connecting plate 50 well for pressing
It is mounted on guide rod 45, heating block 44 is connect with heating tube 49, and heating block 44 is rectangular parallelepiped structure, and heating tube 49 passes through heat insulating mattress
51 are connected on connecting plate 50, and there is heating tube 49 temperature to adjust and protect constant device.Linear bearing 46, cylinder 43, cylinder
34, movable plate 72, guide rod 45 are mounted in fixing seat 71, and buffer 47 is mounted on movable plate 72, and cylinder 43 is mounted in 71
On, the movement of 43 drive leader 45 of cylinder is to drive 50 rise and fall.
Top mounting subassembly III includes upper holder block 35, and upper holder block 35 and adjusting block 73 are mounted on cylinder 34,35 bottom of upper holder block
The encapsulated insulating cement in portion prevents short circuit.Fixing seat 71 is mounted in linear guide 60, and linear guide 60 is mounted on column 83, cylinder
34 drive upper fixed block 35 downwardly against battery end to end.
Lower fixation kit and dogleg section V describe respectively, wherein lower fixation kit includes lower jacking block 29, for that will roll well
90 side is converted into 180 degree, and lower jacking block 29 and heat insulating mattress 75, adjusting screw 52 are mounted in fixing seat 77, and lower lock block 36 is mounted on
On lower jacking block 29, heating tube 76 is connect with lower jacking block 29, and lower jacking block 29 is rectangular parallelepiped structure, and roll wheel assembly 40 is mounted on straight line and leads
On rail 41, linear guide 41 is mounted in fixing seat 77, and guide pad 42 is mounted on roll wheel assembly 40, and guide pad 42 is to battery side
Side aluminum plastic film is fostered and is oriented to, and lower jacking block 29 can finely tune height by screw 52.
Upper holder block 35 is adjusted with lower jacking block 29 by connecting rod 57 and bearing 58 together, and linear guide 60 is oriented to.
Dogleg section includes motor 37, synchronizing wheel synchronous belt 38 and ball-screw 39, motor 37,38 and of synchronizing wheel synchronous belt
Ball-screw 39 links together, and ball-screw 39 is one in symmetrical structure, and also there is a symmetrical rolling in 38 side of synchronous belt
Ballscrew, driving roll wheel assembly 40 move flanging.Fixing seat 77 is mounted in linear guide 82, and linear guide 82 is mounted on lifting
On plate 81.Linear bearing 31, cylinder 28 are mounted in fixed plate 79, and screw 32 and buffer 33 are mounted on connecting plate 80, are led
Bar 30 is mounted on lifter plate 81, and the part above lifter plate 81 is driven to do rise and fall campaign simultaneously when cylinder 28 drives.
It further include that handwheel 53 links together with screw rod 54 (and being symmetrical set), digit position device 56, locking handle 55, band
Set lever 55 is mounted on lifter plate 81.When manual rotation's handwheel 53, it is aobvious that the rotation of screw rod 54 moves left and right digit position device 56
Show moving distance, digit position device has Protection Counter Functions, also drives connecting rod 57 together, and link block 74 adjusts top mounting subassembly 2, axis
It holds 58 and plays guide and limit.
Top mounting subassembly and lower fixation kit motion flow:
The battery that 90 degree of side bending is placed between left and right two parts of bending hot pressure device, passes through rotatable handwheel
53, screw rod 54 carries out left and right adjusting, and locking handle 55 is locked, and digit position device 56 facilitates adjusting.
Cylinder 28 drives lifter plate 81 to move upwards, and 81 or more part of lifter plate is moved upwardly together, and guide rod 30 is logical
It crosses the guiding of linear bearing 31 and reaches defined position, limited by screw 32 and buffer 33, cylinder 34 drives upper holder block 35 downward
Battery pole ear head and tail portion are compressed, is pressed with 36 Duis of lower lock block, motor 37 drives synchronizing wheel and synchronous belt 38 to drive ball-screw
39, roll wheel assembly 40 moves along a straight line, and 90 degree of doubling curved battery side folding 180 degrees are curved, and linear guide 41 is oriented to, wherein leading
It to block 42 is used to that battery side aluminum plastic film to be fostered and is oriented to, correcting, cylinder 43 drives heating block 44 to move downward, guide rod
45 reach defined position with the guiding of linear bearing 46, are limited by screw 48 and buffer 47, doubling 180 degree battery side carries out
Hot pressure, cylinder 34,43 can finely tune atmospheric pressure by pressure regulator valve 59.
All resynchronisation is dynamic in place by the magnetic switch detection two sides on cylinder 43 for left and right two parts of bending hot pressure device
Make.
The above content is combine it is specific/further detailed description of the invention for preferred embodiment, cannot
Assert that specific implementation of the invention is only limited to these instructions.General technical staff of the technical field of the invention is come
It says, without departing from the inventive concept of the premise, some replacements or modifications can also be made to the embodiment that these have been described,
And these substitutions or variant all shall be regarded as belonging to protection scope of the present invention.
Claims (14)
1. a kind of battery edge-folding device, it is characterised in that: including apparatus for bending and bending hot pressure device, the apparatus for bending is used
Roller bearing along linear guide guiding carries out 90 degree of bendings to battery side, and the bending hot pressure device is used to be oriented to along linear guide
Roll wheel assembly carry out bending again to 180 degree to 90 degree of curved battery sides have been rolled over, the side that then doubling is bent to 180 degree carries out
Hot pressure.
2. battery edge-folding device according to claim 1, it is characterised in that: the apparatus for bending and bending hot pressure device point
Not Bao Kuo drive part, fixed part, dogleg section and adjust part, the drive part for drive the fixed part and
The dogleg section movement, for adjusting the fixed part, the bending hot pressure device further includes hot pressure for the adjusting part
Part.
3. battery edge-folding device according to claim 2, it is characterised in that: the drive part includes cylinder, motor
It is one or more, regulation component is provided on the cylinder.
4. battery edge-folding device according to claim 2, it is characterised in that: the fixed part is divided into fixed two sides
Two side fixed parts, described two side fixing part structures are identical and symmetrical, respectively include top mounting subassembly, lower fixation
Component and connecting bracket, fixed component and lower fixation kit are linked together by connecting bracket, and can be along connection branch
Frame movement,
Fixed component includes upper fixed block, and the lower fixation kit includes lower fixed block,
Fixed component and lower fixation kit respectively include limit assembly used for positioning and locking assembly,
The drive part controls two side fixed part synchronization actions；
The lower fixation kit links together with foldable component.
5. battery edge-folding device according to claim 4, it is characterised in that: the top mounting subassembly of the apparatus for bending also wraps
Include heating component, the heating component has temperature control equipment, and the heating component includes heating tube, the heating tube with it is upper
Heat insulating mattress is provided between fixed block.
6. battery edge-folding device according to claim 5, it is characterised in that: the fixed component of the apparatus for bending
It further include the trimming assembly for adjusting the upper fixing block, the trimming assembly includes linear guide and micrometer, and described thousand
Ruler is divided to be arranged in the linear guide.
7. battery edge-folding device according to claim 2, it is characterised in that: the dogleg section of the apparatus for bending includes rolling
Axis, the roller bearing both ends are provided with first bearing and the protection component for protecting roller bearing, and the protection component includes at least one
A second bearing, the protection component are arranged on the roller bearing section, and the first bearing includes two and sets up separately in roller bearing two
The bearing at end.
8. battery edge-folding device according to claim 2, it is characterised in that: the bending part subpackage of the bending hot pressure device
Include the Synchronization Component, guidance set and foldable component for battery two sides Synchronous Bending；The Synchronization Component includes synchronizing wheel, same
Step band, roller screw, the foldable component includes roll wheel assembly, and the guidance set includes linear guide and guide pad, described
Guide pad is arranged on the roll wheel assembly.
9. battery edge-folding device according to claim 2, it is characterised in that: wrap the hot pressure part of the bending hot pressure device
Heat block, guidance set and limit assembly are included, heating tube and the temperature adjustment for setting heating temperature are provided on the heat block
Component, is provided with heat insulating mattress between the heat block and connecting plate, the guidance set includes guide rod and linear bearing, the limit
Hyte part includes screw and buffer.
10. a kind of battery fold method, comprising the following steps:
S1, the battery for cutting two sides is fixed；
S2, to the battery fixed, realized respectively to cell bending with roller bearing to 90 degree in two sides；
S3, the battery for having rolled over 90 degree is retightened after using idler wheel again bending to 180 degree；
S4, hot pressure is carried out to the side for folding to 180 degree.
11. a kind of battery fold method according to claim 10, it is characterised in that: consolidate in step S1 to battery
It is fixed, it is to battery both sides while to be fixed, the fixation to the every one side of battery is transported in opposite directions by upper fixed block and lower fixed block
It is fixed after dynamic.
12. a kind of battery fold method according to claim 10, it is characterised in that: rolled in step S2 with roller bearing
When curved, upper fixed block simultaneously heats battery side.
13. a kind of battery fold method according to claim 10, it is characterised in that: to after 90 degree of bending in step S3
Battery retightens, using roll wheel assembly along linear guide bending to 180 degree.
14. a kind of battery fold method according to claim 10, it is characterised in that: doubling is bent to 180 degree in step S4
Side carry out hot pressure, the gap formed when bending in removal process S3.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201611264845.7A CN107069056B (en) | 2016-12-30 | 2016-12-30 | A kind of battery edge-folding device and method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611264845.7A CN107069056B (en) | 2016-12-30 | 2016-12-30 | A kind of battery edge-folding device and method |
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| CN107069056A CN107069056A (en) | 2017-08-18 |
| CN107069056B true CN107069056B (en) | 2019-05-21 |
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| CN111816905B (en) * | 2020-08-17 | 2025-03-14 | 浙江仕能机电科技有限公司 | New lithium battery folding equipment |
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| CN205692920U (en) * | 2016-06-29 | 2016-11-16 | 惠州市园方电池设备有限公司 | A kind of lithium battery encapsulation testing, sorting flanging automatic production line |
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| CN107069056A (en) | 2017-08-18 |
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