CN109155443A - Pole piece feeding device and up- coiler - Google Patents
Pole piece feeding device and up- coiler Download PDFInfo
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- CN109155443A CN109155443A CN201880000494.XA CN201880000494A CN109155443A CN 109155443 A CN109155443 A CN 109155443A CN 201880000494 A CN201880000494 A CN 201880000494A CN 109155443 A CN109155443 A CN 109155443A
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- scissors
- feeding
- pole piece
- material folding
- transfer device
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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
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/058—Construction or manufacture
- H01M10/0587—Construction or manufacture of accumulators having only wound construction elements, i.e. wound positive electrodes, wound negative electrodes and wound separators
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- 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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- Chemical & Material Sciences (AREA)
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Abstract
A kind of pole piece feeding device, is set on the framework panel of up- coiler, including feeding clip mechanism, shear mechanism, material folding transfer device, measuring motion, scissors transfer device and controller.Feeding clip mechanism is slidably arranged on the framework panel, for pole piece material strip to be transmitted to winding mechanism in up- coiler；Shear mechanism is set on the framework panel, for cutting pole piece material strip；Material folding transfer device is for driving the feeding clip mechanism to slide on the framework panel, when the feeding clip mechanism clamps pole piece, the material folding transfer device drives the feeding clip mechanism that pole piece material strip is sent into winding mechanism, and when which unclamps pole piece material strip, which drives the feeding clip mechanism to reset；Measuring motion is used to measure the length into the pole piece material strip of winding mechanism；Scissors transfer device drives the shear mechanism to move；Controller is electrically connected with the measuring motion, material folding transfer device and scissors transfer device, when the measuring motion detects that the length into the pole piece material strip of winding mechanism reaches predetermined value, the controller controls the scissors transfer device and the shear mechanism is driven to cut pole piece in predetermined position, to adjust the length of tail volume pole piece.
Description
Technical field
The present invention relates to automatic battery process units technical field, in particular to a kind of pole piece feeding device and winding
Machine.
Background technique
In lithium ion battery sutomatic winding machine, need to pass through respectively positive and negative plate feed device for positive and negative plate material strip
Be sent into the winding mechanism of up- coiler, positive and negative plate material strip and diaphragm after the first station of winding mechanism winds certain length,
Pole piece feeding device cuts positive and negative plate material strip for pole piece, and then the battery core on the first station is transferred to the second of winding mechanism
Station continues to complete winding in second station.
In the prior art, pole piece feeding device includes the shear mechanism of reciprocating feeding clip mechanism and position fixation,
After pole piece material strip is sent into winding mechanism by feeding clip mechanism, shear mechanism cuts pole piece material strip in fixed position.In this way, ought just,
The tail volume length (i.e. after cutting pole piece material strip, unwound pole piece length on the first station of winding mechanism) that negative electrode tab needs is no
Meanwhile generalling use the mode of interruption cutting.That is, when needing the tail volume length of negative electrode tab to be greater than the tail volume length of positive plate,
The shear mechanism for first controlling positive plate feed device cuts positive plate material strip, then controls the scissors of negative electrode tab feed device again
Negative electrode tab material strip is cut by mechanism.But the cutting time interval of positive and negative plate material strip can make the production efficiency of up- coiler drop
It is low.
Summary of the invention
The main object of the present invention is to propose a kind of pole piece feeding device and up- coiler, makes positive and negative plate feed device
After shear mechanism simultaneously cuts positive and negative plate material strip respectively, the tail volume length of positive and negative plate is inconsistent.
To achieve the above object, the present invention proposes a kind of pole piece feeding device, is set on the framework panel of up- coiler, packet
Include feeding clip mechanism, shear mechanism, material folding transfer device, measuring motion, scissors transfer device and controller.Feeding clip mechanism sliding is set
It sets on the framework panel, for pole piece material strip to be transmitted to winding mechanism in up- coiler；Shear mechanism is set to described
On framework panel, for cutting pole piece material strip；Material folding transfer device is for driving the feeding clip mechanism in the framework panel
Sliding, when the feeding clip mechanism clamps pole piece, the material folding transfer device drives the feeding clip mechanism to be sent into pole piece material strip and rolls up
Around mechanism, when the feeding clip mechanism unclamps pole piece material strip, the material folding transfer device drives the feeding clip mechanism to reset；Survey long dress
Set the length for measuring the pole piece material strip for entering winding mechanism；Scissors transfer device drives the shear mechanism movement；Control
Device is electrically connected with the measuring motion, material folding transfer device and scissors transfer device, when the measuring motion detects entrance
When the length of the pole piece material strip of winding mechanism reaches predetermined value, the controller controls to be cut described in the scissors transfer device driving
Cutter mechanism cuts pole piece in predetermined position, to adjust the length of tail volume pole piece.
Preferably, the scissors transfer device is set on the framework panel, the mobile terminal of the scissors transfer device
Connect with feeding pedestal, the scissors transfer device can drive the feeding pedestal slided on the framework panel setting away from
From；
The feeding clip mechanism, material folding transfer device and shear mechanism are set on the feeding pedestal, the material folding transfer
Device can drive the feeding clip mechanism to slide feeding on the feeding pedestal.
Preferably, the scissors transfer device includes scissors feeding motor and first ball screw mechanism, and the scissors moves
Power transmission machine is fixed on the framework panel, and the first ball screw mechanism includes the first lead screw and the first feed screw nut, institute
It states the first lead screw to be set on the framework panel, first feed screw nut is connect with the feeding pedestal, and the scissors moves
Power transmission machine is connect with the input terminal of first lead screw by shaft coupling, and the scissors feeding motor can pass through first ball
Feeding pedestal described in screw drive mechanism is moved along pole piece transmitting path.
Preferably, material folding transfer device includes material folding feeding motor and the second ball screw framework, second ball wire
Thick stick mechanism includes the second lead screw and the second feed screw nut, and second lead screw is set on the feeding pedestal, and described second
Thick stick nut is connect with the feeding clip mechanism, and the input terminal of the material folding feeding motor and second ball-screw passes through synchronizing wheel
And synchronous band connection, the material folding feeding motor can drive the feeding clip mechanism along pole piece by second ball screw framework
Transmitting path is mobile.
Preferably, the shear mechanism includes scissors driving device and cutting assemblies, and the scissors driving device is cylinder,
The cutting assemblies include scissors front stall and scissors back seat, and the scissors front stall is slidably connected on the feeding pedestal, described
Scissors back seat is fixedly connected on the feeding pedestal, is fixed with block before scissors on the scissors front stall, on the scissors back seat
It is fixed with block after scissors, the scissors driving device can drive the scissors front stall to the scissors recoil movement, so that described
Block cuts off the pole piece between the scissors front stall and scissors back seat after block and scissors before scissors.
Preferably, the shear mechanism further includes the scissors elastic slice and buffer bar being fixed on the scissors back seat, described
Scissors driving device drives the scissors front stall to when the scissors recoil movement, and the scissors elastic slice and buffer bar are in shearing
It works as a buffer.
Preferably, the feeding clip mechanism includes material folding component and material folding driving device, before the material folding component includes material folding
Seat and material folding back seat, the material folding front stall are equipped with the first material folding rubber tire and the first guide plate, and the material folding back seat is equipped with the
Two material folding rubber tires and the second guide plate, and the first material folding rubber tire is one-way wheel, the material folding driving device drives the folder
Expect front stall to when material folding recoil movement, the first material folding rubber tire and the second material folding rubber tire and first guide plate and the
Two guide plates clamp pole piece.
Preferably, the framework panel is equipped with through slot, and the scissors driving device and material folding transfer device are set to institute
A side surface of framework panel is stated, the shear mechanism and feeding clip mechanism pass through the through slot and be set to the another of the framework panel
One side surface.
In addition, to achieve the above object, the present invention also provides a kind of up- coiler, including two as described in above-mentioned any one
Pole piece feeding device, and be respectively used to the first diaphragm and the second diaphragm are sent to the winding mechanism of the up- coiler
One diaphragm feeding device and the second diaphragm feeding device, one of them described pole piece feeding device are for positive plate to be sent to
The positive plate feeding mechanism of the winding mechanism of the up- coiler, another described pole piece feeding device are for transmitting negative electrode tab
To the negative electrode tab feeding mechanism of the winding mechanism of the up- coiler, the first diaphragm feeding device, positive plate feed device, the
Two diaphragm feeding devices and negative electrode tab feed device are sequentially arranged in the direction of the clock on the cabinet of the up- coiler.
Preferably, when the length measuring mechanism detects that the length into the pole piece material strip of winding mechanism reaches predetermined value, institute
The shear mechanism for stating negative electrode tab feed device moves in the opposite direction to pole piece sender, so that the tail of negative electrode tab rolls up length
Tail greater than positive plate rolls up length.
Pole piece feeding device provided by the invention, after pole piece material strip is sent into winding mechanism by feeding clip mechanism, scissors driving
Device can adjust the position that shear mechanism cuts pole piece material strip according to actual needs, roll up length so as to adjust the tail of pole piece.Moreover,
Since its shear mechanism can move while winding mechanism works to predetermined position, so that positive and negative plate feed device is cut
Cutter mechanism can simultaneously respectively cut off positive and negative plate material strip, ensure that the working efficiency of up- coiler.Therefore, using of the invention
The up- coiler of pole piece feeding device can cut pole piece material strip while guaranteeing winding efficiency by adjusting shear mechanism
Position, to adapt to requirement of the different electric core windings to the tail volume length of positive and negative plate, thus realize the cathode outsourcing of battery core, with
The contact area for increasing battery core cathode and steel shell, to increase the electric conductivity of battery core cathode.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
The structure shown according to these attached drawings obtains other attached drawings.
Fig. 1 is that the axis when feeding clip mechanism for the pole piece feeding device that one embodiment of the invention provides is located at initial position measures
It is intended to；
Fig. 2 is the front view for the pole piece feeding device that one embodiment of the invention provides；
Fig. 3 is the rearview for the pole piece feeding device that one embodiment of the invention provides；
Fig. 4 is the axonometric schematic diagram of the shear mechanism for the pole piece feeding device that one embodiment of the invention provides；
Fig. 5 is the axonometric schematic diagram of the feeding clip mechanism for the pole piece feeding device that one embodiment of the invention provides；
Fig. 6 is when the feeding clip mechanism of pole piece feeding device that one embodiment of the invention provides moves to feeding final position
Axonometric schematic diagram；
When Fig. 7 is that the shear mechanism for the pole piece feeding device that one embodiment of the invention provides moves to the position for cutting pole piece
Axonometric schematic diagram；
Fig. 8 is the main view for the up- coiler that one embodiment of the invention provides.
Drawing reference numeral explanation:
10, pole piece feeding device；10a, positive plate feed device；10b, negative electrode tab feed device；
1, framework panel；11, through slot；
2, feeding clip mechanism；21, material folding component；211, material folding front stall；2111, the first material folding rubber tire；2112, the first guidance
Piece；212, material folding back seat；2121, the second material folding rubber tire；2122, the second guide plate；22, material folding driving device；
3, shear mechanism；31, cutting assemblies；311, scissors front stall；3111, block before scissors；312, scissors back seat；3121,
Block after scissors；3122, scissors elastic slice；3123, buffer bar；32, scissors driving device；
4, material folding transfer device；41, material folding feeding motor；42, the second ball screw framework；421, the second lead screw；422,
Second feed screw nut；43, synchronizing wheel；
5, feeding pedestal；
6, scissors transfer device；61, scissors feeding motor；62, first ball screw mechanism；621, the first lead screw；622,
First feed screw nut；63, shaft coupling；
20a, the first diaphragm feeding device；20b, the second diaphragm feeding device；
30, diaphragm disconnecting device；
40, measuring motion；
50, winding mechanism.
The embodiments will be further described with reference to the accompanying drawings for the realization, the function and the advantages of the object of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiment is only a part of the embodiments of the present invention, instead of all the embodiments.Base
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts it is all its
His embodiment, shall fall within the protection scope of the present invention.
It is to be appreciated that if relating to directionality instruction (such as up, down, left, right, before and after ...) in the embodiment of the present invention,
Then directionality instruction be only used for explain under a certain particular pose (as shown in the picture) between each component relative positional relationship,
Motion conditions etc., if the particular pose changes, directionality instruction is also correspondingly changed correspondingly.
In addition, being somebody's turn to do " second ", " second " etc. if relating to the description of " second ", " second " etc. in the embodiment of the present invention
Description be used for description purposes only, be not understood to indicate or imply its relative importance or implicitly indicate indicated skill
The quantity of art feature." second " is defined as a result, the feature of " second " can explicitly or implicitly include at least one spy
Sign.It in addition, the technical solution between each embodiment can be combined with each other, but must be with those of ordinary skill in the art's energy
It is enough realize based on, will be understood that the knot of this technical solution when conflicting or cannot achieve when occurs in the combination of technical solution
Conjunction is not present, also not the present invention claims protection scope within.
As shown in Figures 1 to 8, the present invention provides a kind of pole piece feeding device 10, is set to the framework panel 1 of up- coiler
On comprising feeding clip mechanism 2, shear mechanism 3, material folding transfer device 4, measuring motion 40, scissors transfer device 6 and controller.
Feeding clip mechanism 2 is slidably arranged on framework panel 1, for pole piece material strip to be transmitted to winding mechanism 50 in up- coiler；Scissors
Mechanism 3 is set on framework panel 1, for cutting pole piece material strip；Material folding transfer device 4 is for driving feeding clip mechanism 2 in rack
It is slided on panel 1, when feeding clip mechanism 2 clamps pole piece material strip, material folding transfer device 4 drives feeding clip mechanism 2 to be sent into pole piece material strip
Winding mechanism 50, when feeding clip mechanism 2 unclamps pole piece material strip, material folding transfer device 4 drives feeding clip mechanism 2 to reset；Measuring motion 40
For measuring the length for entering the pole piece material strip of winding mechanism 50, and measuring signal is sent to controller；Scissors transfer device 6
For driving shear mechanism 3 to move；Controller (not shown) and measuring motion 40, material folding transfer device 4 and scissors move
Device 6 is sent to be electrically connected, when measuring motion 40 detects that the pole piece material strip into winding mechanism 50 reaches predetermined value, controller control
Scissors transfer device 6 processed cuts pole piece material strip in predetermined position.
Before up- coiler work, it can need to set the stroke of scissors transfer device driving shear mechanism movement according to winding
L.Specifically, can be realized by the working time of scissors transfer device or movement travel etc..For example, if scissors transfer device
When for motor-screw mechanism, the working time of motor can control to control the stroke of shear mechanism movement；If scissors transfer dress
It is set to cylinder or oil cylinder etc., then can set the stroke of shear mechanism movement by the movement travel of control cylinder or oil cylinder.
Assuming that the movement travel of the shear mechanism of positive plate feed device is L1, the movement travel of the shear mechanism of negative electrode tab feed device
Then pole piece material strip is cut simultaneously if the shear mechanism of positive and negative plate feed device starts simultaneously at movement in the same direction for L2, that
, the difference of L1 and L2 are the difference of the tail volume length of positive and negative plate.To realization cathode outsourcing, 0 can be set by L1,
That is the position of the shear mechanism of positive plate feed device is constant, and then the shear mechanism of negative electrode tab feed device is to pole piece sender
Reverse movement L2 in the opposite direction, then, L2 is the difference of the tail volume length of positive and negative plate.
It is remained unchanged below with the position of the shear mechanism of positive plate feed device, only the scissor machine of negative electrode tab feed device
In case where structure moves, the course of work of pole piece feeding device of the invention is described further.It should be noted that this
Course of work explanation is not restricted the present invention.In practical work process, the shear mechanism of positive plate feed device can also be with
The specific value of movement, L1 and L2 need to set according to real work.
When up- coiler is started to work, feeding clip mechanism 2 clamps pole piece material strip, and material folding transfer device 4 drives feeding clip mechanism 2
Move to position as shown in FIG. 6, by pole piece material strip be sent into up- coiler winding mechanism 50 the first station, pole piece material strip with
Diaphragm starts to wind on the first station, detects that the length for being sent into the pole piece material strip of the first station reaches pre- in measuring motion 40
When definite value (being set according to the spooling length that battery core needs), controller receives the signal that measuring motion 40 is sent, and controls negative electrode tab
The scissors transfer device 6 of feed device moves L2, cuts pole piece material strip in predetermined position as shown in Figure 7, to adjust tail volume
The length of pole piece, so that the tail volume length of negative electrode tab is L2 longer than the tail of positive plate volume length.It should be understood that in order to send pole piece
Material device is able to achieve lasting feeding, and while shear mechanism 3 moves upwards, material folding transfer device 4 can also drive clamping machine
Structure 2 moves upwards.So that the pole piece material when shear mechanism 3 cuts pole piece material strip, between shear mechanism 3 and feeding clip mechanism 2
The length of pole piece material strip that the length of band and feeding clip mechanism 2 are between the two when feeding initial position is identical.
Preferably, as shown in Figure 1, scissors transfer device 6 is set on framework panel 1, the mobile terminal of scissors transfer device 6
It is connect with feeding pedestal 5, scissors transfer device 6 can drive feeding pedestal 5 to slide on framework panel 1.Feeding clip mechanism 2, material folding
Transfer device 4 and shear mechanism 3 are set on feeding pedestal 5, and material folding transfer device 4 can drive feeding clip mechanism 2 in feeding pedestal 5
Upper sliding.
Specifically, after feeding clip mechanism 2 resets, the pole piece material strip of winding mechanism 50 is entered when measuring motion 40 detects
When length reaches predetermined value, controller controls scissors transfer device 6 and works, and to drive feeding pedestal 5 to move upwards, makes scissor machine
Structure 3 cuts pole piece material strip in predetermined position, rolls up length to increase the tail of pole piece.Due to feeding clip mechanism 2, material folding transfer device 4
And shear mechanism 3 is all set on feeding pedestal 5, when shear mechanism 3 moves, feeding clip mechanism 2 is moved synchronously.Cut pole piece material
After band, scissors transfer device 6 drives feeding pedestal 5 to move downward, and feeding clip mechanism 2 and shear mechanism 3 are returned to feeding
Initial position, to carry out feeding next time.
Preferably, to accelerate efficiency, when shear mechanism 3 moves downward reset, material folding driving device 22 drives folder simultaneously
Material mechanism 2 is slided on feeding pedestal 5.In this way, replying in shear mechanism 3 in initial position, feeding clip mechanism 2 is also simultaneously by pole
Piece is sent to winding mechanism 50, and winding efficiency can be improved.
In one embodiment, as shown in Figure 1 to Figure 3, scissors transfer device 6 includes scissors feeding motor 61 and the first ball
Screw mechanism 62, scissors feeding motor 61 are fixed on framework panel 1, and first ball screw mechanism 62 includes the first lead screw 621
And first feed screw nut 622, the first lead screw 621 are set on framework panel 1, the first feed screw nut 622 connects with feeding pedestal 5
It connects, scissors feeding motor 61 and the input terminal of the first lead screw 621 are connect by shaft coupling 63, and scissors feeding motor 61 can be by the
One ball screw framework 62 driving feeding pedestal 5 is moved along pole piece transmitting path.
In one embodiment, as shown in Figure 1 to Figure 3, material folding transfer device 4 includes material folding feeding motor 41 and the second ball
Screw mechanism 42, the second ball screw framework 42 include the second lead screw 421 and the second feed screw nut 422, the setting of the second lead screw 421
In on feeding pedestal 5, the second feed screw nut 422 is connect with feeding clip mechanism 2, and material folding feeding motor 41 is defeated with the second ball-screw
Enter end by synchronizing wheel 43 and synchronous band connection, material folding feeding motor 41 can drive clamping machine by the second ball screw framework 42
Structure 2 is moved along pole piece transmitting path.
In other embodiments, scissors transfer device 6 and the driving of material folding transfer device 4 or cylinder.
In one embodiment, as shown in Figures 1 to 4, shear mechanism 3 includes scissors driving device 32 and cutting assemblies 31,
Scissors driving device 32 is cylinder, and cutting assemblies 31 include scissors front stall 311 and scissors back seat 312, and the sliding of scissors front stall 311 connects
It connects on feeding pedestal 5, scissors back seat 312 is fixedly connected on feeding pedestal 5, and block before scissors is fixed on scissors front stall 311
3111, it is fixed with block 3121 after scissors on scissors back seat 312, scissors driving device 32 can drive scissors front stall 311 to after scissors
Seat 312 moves, so that block 3121 will be between scissors front stall 311 and scissors back seat 312 after block 3111 and scissors before scissors
Pole piece cutting.
In one embodiment, as shown in Fig. 2, shear mechanism 3 further includes the scissors elastic slice being fixed on scissors back seat 312
3122 and buffer bar 3123, when scissors driving device 32 drives scissors front stall 311 to move to scissors back seat 312, scissors elastic slice
3122 and buffer bar 3123 work as a buffer, can prevent from generating impact force between scissors front stall 311 and scissors back seat 312, from
And extend the service life of shear mechanism 3.
In one embodiment, as shown in Fig. 1 to Fig. 3 and Fig. 5, feeding clip mechanism 2 includes that material folding component 21 and material folding drive
Device 22, material folding component 21 include material folding front stall 211 and material folding back seat 212, and material folding front stall 211 is equipped with the first material folding rubber tire
2111 and first guide plate 2112, material folding back seat 212 be equipped with the second material folding rubber tire 2121 and the second guide plate 2122, material folding is driven
When dynamic device 22 drives material folding front stall 211 to move to material folding back seat 212, the first material folding rubber tire 2111 and the second material folding rubber tire
2121 and first guide plate 2112 pole piece is clamped with the second guide plate 2122.In the present embodiment, the first material folding rubber tire
2111 be one-way wheel, and when feeding clip mechanism 2 clamps pole piece movement, the first material folding rubber tire 2111 can prevent pole piece from retreating.
In one embodiment, as shown in Figure 1 to Figure 3, framework panel 1 is equipped with through slot 11, scissors driving device 32 and folder
Material transfer device 4 is set to a side surface of framework panel 1, and shear mechanism 3 and feeding clip mechanism 2 pass through through slot 11 and be set to rack
Another side surface of panel 1.In this way, it is possible to reduce the component near winding mechanism 50 keeps up- coiler integral arrangement more succinct.
In addition, as shown in figure 8, the present invention also provides a kind of up- coiler, the pole piece feeding device including above-mentioned any one
10, and be respectively used to for the first diaphragm and the second diaphragm to be sent to the first diaphragm feeding device of the winding mechanism 50 of up- coiler
20a and the second diaphragm feeding device 20b, one of pole piece feeding device 10 are the volume for positive plate to be sent to up- coiler
Around the positive plate feeding mechanism of mechanism 50, another pole piece feeding device 10 is the winding for negative electrode tab to be sent to up- coiler
The negative electrode tab feeding mechanism of mechanism 50, the first diaphragm feeding device, positive plate feed device 10a, the second diaphragm feeding device 20b
And negative electrode tab feed device 10b is sequentially arranged in the direction of the clock on the cabinet of up- coiler, so that in winding mechanism 50 just
Pole piece is between the first diaphragm and the second diaphragm, and the second diaphragm is between positive plate and negative electrode tab.
Preferably, when length measuring mechanism detects that the length into the pole piece material strip of winding mechanism 50 reaches predetermined value, cathode
The shear mechanism 3 of piece feed device 10b moves in the opposite direction to pole piece sender, so that the tail volume length of negative electrode tab is big
Length is rolled up in the tail of positive plate.
Specifically, winding mechanism 50 include the first station and second station, between the first station and second station be equipped with every
Film disconnecting device 30.When measuring motion 40 detects that the length into the pole piece material strip of the first station reaches predetermined value, cathode
The shear mechanism 3 of piece feed device 10b is to pole piece sender reverse movement set distance in the opposite direction, so that cutting pole
After piece material strip, the tail that the tail volume length of negative electrode tab is greater than positive plate on the first station rolls up length.Then, the battery core of the first station turns
Enter second station, diaphragm disconnecting device 30 cuts off the diaphragm between the first station and second station, and does not roll up in second station
Around diaphragm length be less than unwound negative electrode tab length.Finally, the battery core in second station continues to wind, due to negative electrode tab
Tail roll up length longest, complete winding after, negative electrode tab is located at the outermost layer of battery core, to realize cathode outsourcing.
Pole piece feeding device provided by the invention, after pole piece material strip is sent into winding mechanism by feeding clip mechanism, scissors driving
Device can adjust the position that shear mechanism cuts pole piece material strip according to actual needs, roll up length so as to adjust the tail of pole piece.Moreover,
Since its shear mechanism can move while winding mechanism works to predetermined position, so that positive and negative plate feed device is cut
Cutter mechanism can simultaneously respectively cut off positive and negative plate material strip, ensure that the working efficiency of up- coiler.Therefore, using of the invention
The up- coiler of pole piece feeding device can cut pole piece material strip while guaranteeing winding efficiency by adjusting shear mechanism
Position, to adapt to requirement of the different electric core windings to the tail volume length of positive and negative plate, thus realize the cathode outsourcing of battery core, with
The contact area for increasing battery core cathode and steel shell, to increase the electric conductivity of battery core cathode.
The above description is only an embodiment of the present invention, is not intended to limit the scope of the invention, all in the present invention
Design under, using equivalent structure transformation made by description of the invention and accompanying drawing content, or directly/be used in other phases indirectly
The technical field of pass is included in scope of patent protection of the invention.
Claims (10)
1. a kind of pole piece feeding device, is set on the framework panel of up- coiler, which is characterized in that the pole piece feeding device packet
It includes:
Feeding clip mechanism is slidably arranged on the framework panel, for pole piece material strip to be transmitted to winding mechanism in up- coiler；
Shear mechanism is set on the framework panel, for cutting pole piece material strip；
Material folding transfer device, for driving the feeding clip mechanism to slide on the framework panel, the feeding clip mechanism clamps pole
When piece, the material folding transfer device drives the feeding clip mechanism that pole piece material strip is sent into winding mechanism, and the feeding clip mechanism unclamps
When pole piece material strip, the material folding transfer device drives the feeding clip mechanism to reset；
Measuring motion, for measuring the length for entering the pole piece material strip of winding mechanism；
Scissors transfer device drives the shear mechanism to move；And
Controller is electrically connected with the measuring motion, material folding transfer device and scissors transfer device, when the measuring motion is examined
When measuring the length of pole piece material strip into winding mechanism and reaching predetermined value, the controller controls the scissors transfer device and drives
It moves the shear mechanism to cut pole piece in predetermined position, to adjust the length of tail volume pole piece.
2. pole piece feeding device as described in claim 1, which is characterized in that the scissors transfer device is set to the rack
On panel, the mobile terminal of the scissors transfer device is connect with feeding pedestal, and the scissors transfer device can drive the feeding
Pedestal slides set distance on the framework panel；
The feeding clip mechanism, material folding transfer device and shear mechanism are set on the feeding pedestal, the material folding transfer device
The feeding clip mechanism can be driven to slide feeding on the feeding pedestal.
3. pole piece feeding device as claimed in claim 2, which is characterized in that the scissors transfer device includes scissors transfer electricity
Machine and first ball screw mechanism, the scissors feeding motor are fixed on the framework panel, the first ball screw machine
Structure includes the first lead screw and the first feed screw nut, and first lead screw is set on the framework panel, the first lead screw spiral shell
Female to connect with the feeding pedestal, the scissors feeding motor is connect with the input terminal of first lead screw by shaft coupling, institute
Stating scissors feeding motor can drive the feeding pedestal to move along pole piece transmitting path by the first ball screw mechanism.
4. pole piece feeding device as claimed in claim 2, which is characterized in that material folding transfer device include material folding feeding motor and
Second ball screw framework, second ball screw framework include the second lead screw and the second feed screw nut, second lead screw
It is set on the feeding pedestal, second feed screw nut is connect with the feeding clip mechanism, the material folding feeding motor and institute
The input terminal for stating the second ball-screw can be rolled by synchronizing wheel and synchronous band connection, the material folding feeding motor by described second
Screw mechanism drives the feeding clip mechanism to move along pole piece transmitting path.
5. pole piece feeding device as claimed in claim 2, which is characterized in that the shear mechanism include scissors driving device and
Cutting assemblies, the scissors driving device are cylinder, and the cutting assemblies include scissors front stall and scissors back seat, before the scissors
Seat is slidably connected on the feeding pedestal, and the scissors back seat is fixedly connected on the feeding pedestal, the scissors front stall
On be fixed with block before scissors, block after scissors is fixed on the scissors back seat, the scissors driving device can drive the scissors
Front stall is to the scissors recoil movement, so that block will be positioned at the scissors front stall and scissors back seat with block after scissors before the scissors
Between pole piece cutting.
6. pole piece feeding device as claimed in claim 5, which is characterized in that the shear mechanism further includes being fixed on described cut
Scissors elastic slice and buffer bar on knife back seat, the scissors driving device drive the scissors front stall to the scissors recoil movement
When, the scissors elastic slice and buffer bar are worked as a buffer in shearing.
7. pole piece feeding device as described in claim 1, which is characterized in that the feeding clip mechanism includes material folding component and material folding
Driving device, the material folding component include material folding front stall and material folding back seat, the material folding front stall be equipped with the first material folding rubber tire and
First guide plate, the material folding back seat is equipped with the second material folding rubber tire and the second guide plate, and the first material folding rubber tire is single
To wheel, the material folding driving device drives the material folding front stall to when material folding recoil movement, the first material folding rubber tire and second
Material folding rubber tire and first guide plate clamp pole piece with the second guide plate.
8. pole piece feeding device as described in claim 1, which is characterized in that the framework panel is equipped with through slot, described to cut
Driving device for cutter and material folding transfer device are set to a side surface of the framework panel, and the shear mechanism and feeding clip mechanism are worn
Cross another side surface that the through slot is set to the framework panel.
9. a kind of up- coiler, which is characterized in that including two pole piece feeding devices as described in claim 1-8 any one,
And it is respectively used to for the first diaphragm and the second diaphragm to be sent to the first diaphragm feeding device of the winding mechanism of the up- coiler
With the second diaphragm feeding device, one of them described pole piece feeding device is the volume for positive plate to be sent to the up- coiler
Around the positive plate feeding mechanism of mechanism, another described pole piece feeding device is for negative electrode tab to be sent to the up- coiler
The negative electrode tab feeding mechanism of winding mechanism, the first diaphragm feeding device, positive plate feed device, the second diaphragm feeding device
And negative electrode tab feed device is sequentially arranged in the direction of the clock on the cabinet of the up- coiler.
10. up- coiler as claimed in claim 9, which is characterized in that the length measuring mechanism detects the pole into winding mechanism
When the length of piece material strip reaches predetermined value, the shear mechanism of the negative electrode tab feed device is to the side opposite with pole piece direction of transfer
To movement, so that the tail that the tail volume length of negative electrode tab is greater than positive plate rolls up length.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2018/089608 WO2019227477A1 (en) | 2018-06-01 | 2018-06-01 | Electrode feeding device and winding machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109155443A true CN109155443A (en) | 2019-01-04 |
| CN109155443B CN109155443B (en) | 2021-08-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201880000494.XA Active CN109155443B (en) | 2018-06-01 | 2018-06-01 | Pole piece feeding device and winding machine |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN109155443B (en) |
| WO (1) | WO2019227477A1 (en) |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN109155443B (en) | 2021-08-10 |
| WO2019227477A1 (en) | 2019-12-05 |
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