CN109436920A - A kind of Soft Roll power battery aluminum plastic film cutting device and its method - Google Patents
A kind of Soft Roll power battery aluminum plastic film cutting device and its method Download PDFInfo
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- CN109436920A CN109436920A CN201811136884.8A CN201811136884A CN109436920A CN 109436920 A CN109436920 A CN 109436920A CN 201811136884 A CN201811136884 A CN 201811136884A CN 109436920 A CN109436920 A CN 109436920A
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- plastic film
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H35/00—Delivering articles from cutting or line-perforating machines; Article or web delivery apparatus incorporating cutting or line-perforating devices, e.g. adhesive tape dispensers
- B65H35/04—Delivering articles from cutting or line-perforating machines; Article or web delivery apparatus incorporating cutting or line-perforating devices, e.g. adhesive tape dispensers from or with transverse cutters or perforators
- B65H35/06—Delivering articles from cutting or line-perforating machines; Article or web delivery apparatus incorporating cutting or line-perforating devices, e.g. adhesive tape dispensers from or with transverse cutters or perforators from or with blade, e.g. shear-blade, cutters or perforators
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- 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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- Nonmetal Cutting Devices (AREA)
Abstract
The invention discloses a kind of Soft Roll power battery aluminum plastic film cutting device and cutting methods, including slitting blade, blade retention clips tool and its slide bar, the slitting blade is fixedly installed on the blade retention clips tool, it is characterized by: the blade retention clips tool is slidably mounted on the slide bar, it realizes and reciprocatingly slides under slide bar constraint, the slitting blade is provided with the edge of a knife of arc, the edge of a knife of the arc makes in aluminum plastic film and the non-parallel situation of horizontal plane, the edge of a knife of arc is in any contact point with plastic-aluminum film edge, it keeps with aluminum plastic film edge-perpendicular or close to vertical.The present invention is in transverse slitting direction, by in the single arc-shaped blade of aluminum plastic film or so device, it is cut from single side direction, metal smears caused by avoiding because of shearing dislocation, nylon layer and CPP hot sealing layer puncture risk reduction, substantially reduce the risk that battery polygonal voltage is small, leaks electricity, cutting section is smooth, and plastic-aluminum film edge oxidation stratification phenomenon can be effectively reduced.
Description
Technical field
The present invention relates to battery technology field more particularly to a kind of Soft Roll power battery aluminum plastic film cutting device and its sides
Method.
Background technique
In new energy field, the popularization of public subsidies policy is benefited from, consumer and power battery shipment amount increases rapidly.By
It is able to ascend with respect to the absolute predominance of steel shell and aluminum hull in the case where positive and negative pole material is constant in lightweight in aluminum plastic film
Battery energy density 10%-15%.In energy density and subsidy amount hook, soft-package battery is the following battery development
Trend.The market space of encapsulating material of the aluminum plastic film as soft package lithium battery, aluminum plastic film will continuous enlargement.
The structure of aluminum plastic film is mainly by outer layer nylon layer, adhesive, middle layer aluminium foil, adhesive, internal layer CPP hot sealing layer
Multilayer film constitute.Aluminum plastic film cutting is essential process in lithium ion battery production, China Patent No. CN
" processing method of aluminum plastic film slicer and plastic-aluminum diaphragm " that 103317552 A are proposed, predominantly longitudinal set of blades and lateral knife
Piece group, lateral set of blades include upper cutter and lower cutter two parts.Lateral set of blades cutting method is current equipment mainstream cutting method, still
Up and down there is the risks such as gap, equipment vibration, edge of a knife passivation, upper bottom knife cutting aluminum plastic film in lateral set of blades in the slitting process
When exist " dislocation " shearing force, cause intermediate aluminum plastic film intermetallic metal aluminium layer cutting when hangover, trailing portion metal burr pierce
Broken hot sealing layer and nylon layer cause aluminium layer exposure oxidation stratification, battery polygonal voltage big, and there are battery drain risks.Patent No. CN
The Chinese patent of 107331887 A discloses a kind of flexible packing lithium ion battery, improves for aluminum plastic film edge delamination, only
Protective layer is increased to plastic-aluminum film edge, improvement solution is not carried out to basic cutting reason.
Therefore, a kind of new Soft Roll power battery aluminum plastic film cutting device and its method are developed, is improved because shearing dislocation causes
Metal smears problem, not only have urgent researching value, it may have good economic benefit and commercial application potentiality, this is just
It is where the power that the present invention is accomplished and basis.
Summary of the invention
In order to overcome the defect of the prior art as indicated above, the present inventor has made intensive studies this, is paying
After a large amount of creative works, so as to complete the present invention.
Specifically, the technical problems to be solved by the present invention are: providing a kind of Soft Roll power battery aluminum plastic film cutting dress
Set and its method, to improve because of shearing dislocation caused by metal smears problem.
In order to solve the above technical problems, the technical scheme is that
In a first aspect, the present invention provides a kind of Soft Roll power battery aluminum plastic film cutting device, including slitting blade, blade
Stationary fixture and its slide bar, the slitting blade is fixedly installed on the blade retention clips tool, and the blade retention clips have
It is slidably mounted on the slide bar, realizes and reciprocatingly slide under slide bar constraint, the slitting blade is provided with the knife of arc
Mouthful, the edge of a knife of the arc makes in aluminum plastic film and the non-parallel situation of horizontal plane, and the edge of a knife of arc is any with plastic-aluminum film edge
Contact point is kept with aluminum plastic film edge-perpendicular or close to vertical.
In the present invention, as a kind of perferred technical scheme, the edge of a knife radian а of the slitting blade 0rad < а <
1.57rad, а preferred 0.26rad < а < 1.05rad.
Lithium ion battery is with usually only 2 kinds of aluminum plastic film at present, with a thickness of 113um and 153um.For with a thickness of 113um
Aluminum plastic film, the edge of a knife radian а of slitting blade is 0.29rad；For the aluminum plastic film with a thickness of 153um, slitting blade
Edge of a knife radian а is 0.95rad.
In the present invention, as a kind of perferred technical scheme, the slitting blade is provided with the knife spine of arc, the knife spine
Radian it is consistent with the radian of the edge of a knife.
In the present invention, as a kind of perferred technical scheme, the slitting blade uses single blade, and initial position is institute
State any side of aluminum plastic film or so.
In the present invention, as a kind of perferred technical scheme, the slitting blade always with horizontal plane.
In the present invention, as a kind of perferred technical scheme, the blade retention clips tool is fixed block, the fixed block
Median plane offers installation gap, while two sides symmetrically offer the bolt hole vertical with the installation gap, the carving knife
Piece is plugged in the installation gap, and the bolt hole internal screw thread is equipped with fixing bolt, and the fixing bolt contacts described point
The slitting blade is fixed in the installation gap by cutting edge.
The slide bar is screw rod or retractility mechanical arm, constrains, the blade retention clips tool is driven to move back and forth.
In the present invention, as a kind of perferred technical scheme, the Soft Roll power battery aluminum plastic film cutting device further includes
The wrinkle resistant bar of aluminum plastic film, offers rectangular hole among the wrinkle resistant bar of aluminum plastic film, the rectangular hole open up direction with
The direction of travel of the aluminum plastic film is consistent, and the aluminum plastic film passes through the rectangular hole when being drawn；The aluminum plastic film is anti-
The side wall of wrinkle bar is bonded with slitting blade, and slitting blade is close to advance along wrinkle resistant bar.
In the present invention, as a kind of perferred technical scheme, the upper and lower gap of the rectangular hole is 2-6mm, preferably
4mm。
In the present invention, as a kind of perferred technical scheme, the Soft Roll power battery aluminum plastic film cutting device further includes
Upperpush rod and down-pressed pole, the upperpush rod and down-pressed pole are oppositely arranged up and down, and the upperpush rod and down-pressed pole are connected by power
There is cylinder.
It will be apparent that the Soft Roll power battery aluminum plastic film cutting device also has the components such as traction device, feeding reel,
This is not repeated.
After cutting, feeding reel can unreel (process control) automatically, pass through hole by assistant conveyance machinery arm feeding, this
When traction device advance to the aluminum plastic film for passing through hole, then promptly aluminum plastic film, to origin-location tape transport, and so on.It is main at present
Flow device is to cut up and down, it is also this mode, my change is exactly blade, and cuts direction.
Second aspect, the present invention provides Soft Roll power battery aluminum plastic film cutting methods, include the following steps:
One, aluminum plastic film fixation on feeding reel unreels, and aluminum plastic film is advanced forward through tape transport traction device；
Two, aluminum plastic film passes through the rectangular hole among wrinkle resistant bar, and smoothing out with the fingers to put down prevents from tilting；
Three, after aluminum plastic film marches to required set distance, upperpush rod, down-pressed pole compress aluminum plastic film and fix；
Four, blade retention clips tool is placed in any side of aluminum plastic film or so, selects suitable slitting blade, installation cutting
Blade, slitting blade and stationary fixture slide on slide bar, realize the cutting to aluminum plastic film.
The cutting speed of slitting blade is all adjustable, it is preferred that for the aluminum plastic film with a thickness of 113um, carving knife
It is 0.5cm/s that piece, which cuts speed,；For the aluminum plastic film with a thickness of 153um, it is 0.3cm/s that slitting blade, which cuts speed,.
After above-mentioned technical proposal, the beneficial effects of the present invention are:
The present invention uses single slitting blade, single side transverse slitting, hangover caused by avoiding because of shearing force, metal kernel
Thorn shortens, and reduces the risk for puncturing nylon layer and CPP hot sealing layer, the whole cladding still in CPP layers of nylon of metallic aluminum
In；The present invention uses arc-shaped blade, guarantees that edge of a knife any point and plastic-aluminum film edge warping part position close to vertical, prevent edge of a knife cross
It crumples to being risen when movement with plastic-aluminum film edge cage, realizes the smooth impulse- free robustness in cutting face.
It is provided with the wrinkle resistant bar of aluminum plastic film on the right side of blade position of the present invention, wrinkle resistant bar is bonded with blade, and blade is close to along wrinkle resistant
Bar is advanced, it is therefore intended that preventing aluminum plastic film from crumpling influences cutting.
Apparatus of the present invention part further includes upper and lower pressure bar, provides upper-lower compacting power by cylinder, cylinder is connect with controller
(not shown), compression bar are closely compressed apart from cutter 4cm, upper and lower pressure bar, it is therefore intended that are increased aluminum plastic film band tension, be convenient for blade
Cutting.
In conclusion the present invention is in transverse slitting direction, by the single arc-shaped blade of aluminum plastic film or so device, from list
One side direction is cut, metal smears caused by avoiding because of shearing dislocation, and nylon layer and CPP hot sealing layer puncture risk drop
It is low, substantially reduce the risk that battery polygonal voltage is small, leaks electricity, cutting section is smooth, and the oxidation point of plastic-aluminum film edge can be effectively reduced
Layer phenomenon.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention；
Fig. 2 is the structural schematic diagram of slitting blade；
Wherein, each number designation is respectively referred to for following concrete meaning, element and/or component in the figure.
In figure: 1, slitting blade, 2, blade retention clips tool, 3, slide bar, 4, aluminum plastic film, 5, the wrinkle resistant bar of aluminum plastic film, 6, upper pressure
Bar/down-pressed pole, 7, traction device, 8, feeding reel.
Specific embodiment
Below with reference to specific embodiment, the present invention is further described.But the purposes and mesh of these exemplary embodiments
Be only used to enumerate the present invention, any type of any restriction not is constituted to real protection scope of the invention, it is more non-to incite somebody to action this
The protection scope of invention is confined to this.
Embodiment 1
A kind of Soft Roll power battery aluminum plastic film cutting device, to cut the aluminum plastic film 4 with a thickness of 113um.The device packet
Slitting blade 1, blade retention clips tool 2 and its slide bar 3 are included, the slitting blade 1 is fixedly installed in the blade retention clips tool 2
On, and blade retention clips tool 2 is slidably mounted on the slide bar 3, is realized and is reciprocatingly slided under the slide bar 3 constraint, institute
Slitting blade is stated using single blade, initial position is the aluminum plastic film or so any side, the slitting blade always with water
Plane is vertical, and the slitting blade is provided with the edge of a knife of arc, and the edge of a knife of the arc makes aluminum plastic film and the non-flat market of horizontal plane
Under condition, the edge of a knife of arc is kept in any contact point with plastic-aluminum film edge with aluminum plastic film edge-perpendicular or close to vertical.Using
The single slitting blade of this structure, single side transverse slitting, hangover caused by avoiding because of shearing force, metal burr shorten,
The risk for puncturing nylon layer and CPP hot sealing layer is reduced, metallic aluminum is whole still in CPP layers of nylon of cladding；This hair
It is bright to use arc-shaped blade, guarantee that edge of a knife any point and plastic-aluminum film edge warping part close to vertical, prevent edge of a knife transverse movement
When rise and crumple with plastic-aluminum film edge cage, realize the smooth impulse- free robustness in cutting face, the edge of a knife radian а of the slitting blade 0rad < а <
1.57rad, а preferred 0.26rad < а < 1.05rad, the slitting blade are provided with the knife spine of arc, the radian of the knife spine with
The radian of the edge of a knife is consistent.
In the embodiment of the present invention, for the aluminum plastic film with a thickness of 113um, the edge of a knife radian а of slitting blade is
0.29rad。
In the present embodiment, the blade retention clips tool is fixed block, and the median plane of the fixed block offers installation gap,
Two sides symmetrically offer the bolt hole vertical with the installation gap simultaneously, and the slitting blade is plugged in the installation gap
Interior, the bolt hole internal screw thread is equipped with fixing bolt, and the fixing bolt contacts the slitting blade, by the cutting
Blade is fixed in the installation gap, and the slide bar that the present embodiment uses is screw rod or retractility mechanical arm, constraint, band
The blade retention clips tool is moved to move back and forth.
In the present embodiment, the Soft Roll power battery aluminum plastic film cutting device further includes the wrinkle resistant bar 5 of aluminum plastic film, the aluminium
Rectangular hole is offered among the wrinkle resistant bar of plastic film, the upper and lower gap of the rectangular hole is 4mm, the rectangular hole
It is consistent with the direction of travel of the aluminum plastic film to open up direction, the aluminum plastic film passes through the rectangular hole when being drawn；Institute
The side wall for stating the wrinkle resistant bar of aluminum plastic film is bonded with slitting blade, and slitting blade is close to advance along wrinkle resistant bar, and blade is close to along wrinkle resistant bar
It advances, it is therefore intended that preventing aluminum plastic film from crumpling influences cutting.
In addition, Soft Roll power battery aluminum plastic film cutting device further includes upperpush rod 6 and down-pressed pole 6, the upperpush rod is under
Compression bar is oppositely arranged up and down, and the upperpush rod and down-pressed pole have been connected by power cylinder, provides upper-lower compacting power by cylinder,
Cylinder connect (not shown) with controller, and compression bar distance cutting cutter horizontal distance is 4cm, and upper and lower pressure bar closely compresses, mesh
Be increase aluminum plastic film band tension, convenient for blade cut.
The embodiment of the present invention Soft Roll power battery aluminum plastic film cutting device also has the portions such as traction device 7, feeding reel 8
Part, traction device 7 are clamped aluminum plastic film using mechanical clamp, and using cylinder driving traction, are not shown in the figure.At work,
After cutting, feeding reel can unreel (process control) automatically, pass through hole by assistant conveyance machinery arm feeding, at this time traction dress
It sets to the aluminum plastic film for passing through hole and advances, then promptly aluminum plastic film, to origin-location tape transport, and so on, therefore not to repeat here.
Embodiment 2
It is realized using cutting device described in embodiment 1 and is cut with a thickness of the Soft Roll power battery aluminum plastic film of 113um
Method includes the following steps:
One, aluminum plastic film fixation on feeding reel unreels, and aluminum plastic film is advanced forward through tape transport traction device；
Two, aluminum plastic film passes through the rectangular hole among wrinkle resistant bar, and smoothing out with the fingers to put down prevents from tilting；
Three, after aluminum plastic film marches to required set distance, upperpush rod, down-pressed pole compress aluminum plastic film and fix；
Four, blade retention clips tool is placed in any side of aluminum plastic film or so, selects suitable slitting blade, installation cutting
Blade, slitting blade and stationary fixture slide on slide bar, and control slitting blade cutting speed is 0.5cm/s, realize to plastic-aluminum
The cutting of film.
Embodiment 3
A kind of Soft Roll power battery aluminum plastic film cutting device, to cut the aluminum plastic film with a thickness of 153um.With embodiment 1
Difference be:
The edge of a knife radian а of slitting blade is 0.95rad, and slitting blade is provided with the knife spine of arc, the radian of the knife spine
It is consistent with the radian of the edge of a knife.Rectangular hole is offered among the wrinkle resistant bar of aluminum plastic film, the rectangular hole is between the upper and lower
Gap is 5mm.
The edge of a knife radian а of slitting blade, rectangular hole upper and lower gap be 5mm with a thickness of the aluminum plastic film phase of 153um
It adapts to, improves the effect of cutting, in transverse slitting direction, by the single arc-shaped blade of aluminum plastic film or so device, from list
One side direction is cut, metal smears caused by avoiding because of shearing dislocation, and nylon layer and CPP hot sealing layer puncture risk drop
It is low, substantially reduce the risk that battery polygonal voltage is small, leaks electricity, cutting section is smooth, and the oxidation point of plastic-aluminum film edge can be effectively reduced
Layer phenomenon.
Embodiment 4
Soft Roll power battery aluminum plastic film cutting method with a thickness of 153um is realized using cutting device described in embodiment 1,
Include the following steps:
One, aluminum plastic film fixation on feeding reel unreels, and aluminum plastic film is advanced forward through tape transport traction device；
Two, aluminum plastic film passes through the rectangular hole among wrinkle resistant bar, and smoothing out with the fingers to put down prevents from tilting；
Three, after aluminum plastic film marches to required set distance, upperpush rod, down-pressed pole compress aluminum plastic film and fix；
Four, blade retention clips tool is placed in any side of aluminum plastic film or so, selects suitable slitting blade, installation cutting
Blade, slitting blade and stationary fixture slide on slide bar, and control slitting blade cutting speed is 0.3cm/s, realize to plastic-aluminum
The cutting of film.
Comparative example 1
Aluminum plastic film with a thickness of 113um is cut using traditional equipment, mode, is cut using upper and lower set of blades.
Comparative example 2
Aluminum plastic film with a thickness of 153um is cut using traditional equipment, mode, is cut using upper and lower set of blades.
The aluminum plastic film that embodiment 2, embodiment 4, comparative example 1, comparative example 2 handle same batch is respectively adopted, feelings will be handled
Condition is compared.
| Project (occurrence rate) | Embodiment 2 | Embodiment 4 | Comparative example 1 | Comparative example 2 |
| Metal smears | 2.4% | 2.7% | 4.1% | 5.3% |
| Nylon layer punctures | 2.5% | 3.1% | 5.3% | 5.6% |
| CPP hot sealing layer punctures | 2.5% | 3.2% | 5.7% | 5.9% |
It can see by upper table, equipment provided by the invention and cutting method, greatly reduce the hangover of intermetallic metal aluminium layer
Phenomenon reduces metal burr and situation occurs, and nylon layer and CPP hot sealing layer puncture situation and also accordingly reduce, to reduce gold
Belong to aluminium layer and be exposed to outer probability, reduces leakage risk.
It should be appreciated that the purposes of these embodiments is merely to illustrate the present invention and is not intended to limit protection model of the invention
It encloses.In addition, it should also be understood that, after reading the technical contents of the present invention, those skilled in the art can make the present invention each
Kind change, modification and/or variation, all these equivalent forms equally fall within guarantor defined by the application the appended claims
Within the scope of shield.
Claims (10)
1. a kind of Soft Roll power battery aluminum plastic film cutting device, including slitting blade, blade retention clips tool and its slide bar, described point
Cutting edge is fixedly installed on the blade retention clips tool, it is characterised in that: the blade retention clips tool is slidably mounted on described
On slide bar, realizes and reciprocatingly slide under slide bar constraint, the slitting blade is provided with the edge of a knife of arc, the knife of the arc
Mouth makes in aluminum plastic film and the non-parallel situation of horizontal plane, and the edge of a knife of arc is in any contact point with plastic-aluminum film edge, holding and aluminium
Plastic film edge-perpendicular is close vertical.
2. a kind of Soft Roll power battery aluminum plastic film cutting device as described in claim 1, it is characterised in that: the slitting blade
Edge of a knife radian а in 0rad < а < 1.57rad.
3. a kind of Soft Roll power battery aluminum plastic film cutting device as described in claim 1, it is characterised in that: the slitting blade
It is provided with the knife spine of arc, the radian of the knife spine is consistent with the radian of the edge of a knife.
4. a kind of Soft Roll power battery aluminum plastic film cutting device as described in claim 1, it is characterised in that: the slitting blade
Using single blade, initial position is the aluminum plastic film or so any side.
5. a kind of Soft Roll power battery aluminum plastic film cutting device as described in claim 1, it is characterised in that: the slitting blade
Always with horizontal plane.
6. a kind of Soft Roll power battery aluminum plastic film cutting device as described in claim 1, it is characterised in that: the blade is fixed
Fixture is fixed block, and the median plane of the fixed block offers installation gap, while two sides symmetrically offer and the clipping room
The vertical bolt hole of gap, the slitting blade are plugged in the installation gap, and the bolt hole internal screw thread is equipped with fixed spiral shell
Bolt, the fixing bolt contact the slitting blade, and the slitting blade is fixed in the installation gap.
7. a kind of Soft Roll power battery aluminum plastic film cutting device as described in claim 1, it is characterised in that: the Soft Roll power
Cell aluminum-plastic membrane cutting device further includes the wrinkle resistant bar of aluminum plastic film, offers rectangular hole among the wrinkle resistant bar of aluminum plastic film, institute
State rectangular hole to open up direction consistent with the direction of travel of the aluminum plastic film, the aluminum plastic film passes through described when being drawn
Rectangular hole；The side wall of the wrinkle resistant bar of aluminum plastic film is bonded with slitting blade, and slitting blade is close to advance along wrinkle resistant bar.
8. a kind of Soft Roll power battery aluminum plastic film cutting device as claimed in claim 7, it is characterised in that: the slot
The upper and lower gap in hole is 2-6mm.
9. a kind of Soft Roll power battery aluminum plastic film cutting device as described in claim 1, it is characterised in that: the Soft Roll power
Cell aluminum-plastic membrane cutting device further includes upperpush rod and down-pressed pole, and the upperpush rod and down-pressed pole are oppositely arranged up and down, and described
Upperpush rod and down-pressed pole have been connected by power cylinder.
10. using the Soft Roll power battery aluminum plastic film cutting method realized such as any one of claim 1-9 described device, feature
It is: includes the following steps:
One, aluminum plastic film fixation on feeding reel unreels, and aluminum plastic film is advanced forward through tape transport traction device；
Two, aluminum plastic film passes through the rectangular hole among wrinkle resistant bar, and smoothing out with the fingers to put down prevents from tilting；
Three, after aluminum plastic film marches to required set distance, upperpush rod, down-pressed pole compress aluminum plastic film and fix；
Four, blade retention clips tool is placed in any side of aluminum plastic film or so, selects suitable slitting blade, installs carving knife
Piece, slitting blade and stationary fixture slide on slide bar, realize the cutting to aluminum plastic film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811136884.8A CN109436920B (en) | 2018-09-28 | 2018-09-28 | Soft package power battery aluminum plastic film slitting device and method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811136884.8A CN109436920B (en) | 2018-09-28 | 2018-09-28 | Soft package power battery aluminum plastic film slitting device and method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109436920A true CN109436920A (en) | 2019-03-08 |
| CN109436920B CN109436920B (en) | 2022-08-12 |
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| CN201811136884.8A Active CN109436920B (en) | 2018-09-28 | 2018-09-28 | Soft package power battery aluminum plastic film slitting device and method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110524594A (en) * | 2019-09-02 | 2019-12-03 | 杨腾跃 | A kind of pvb film cutting means |
| CN113904044A (en) * | 2021-09-30 | 2022-01-07 | 珠海冠宇电池股份有限公司 | Battery and electronic device |
| CN114368016A (en) * | 2021-12-20 | 2022-04-19 | 深圳市广麟材耀新能源材料科技有限公司 | Plastic-aluminum membrane cuts device and a class production facility of plastic-aluminum membrane |
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|---|---|
| CN109436920B (en) | 2022-08-12 |
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