CN208208909U - Electricity core winding machine - Google Patents
Electricity core winding machine Download PDFInfo
- Publication number
- CN208208909U CN208208909U CN201820845898.6U CN201820845898U CN208208909U CN 208208909 U CN208208909 U CN 208208909U CN 201820845898 U CN201820845898 U CN 201820845898U CN 208208909 U CN208208909 U CN 208208909U
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- 238000004804 winding Methods 0.000 title claims abstract description 77
- 230000005611 electricity Effects 0.000 title claims abstract description 41
- 230000007246 mechanism Effects 0.000 claims abstract description 168
- 239000000463 material Substances 0.000 claims abstract description 51
- 238000012937 correction Methods 0.000 claims description 55
- 238000012546 transfer Methods 0.000 claims description 26
- 239000002390 adhesive tape Substances 0.000 claims description 21
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 17
- 239000004922 lacquer Substances 0.000 claims description 16
- 239000000428 dust Substances 0.000 claims description 9
- 238000012360 testing method Methods 0.000 claims description 7
- 238000009835 boiling Methods 0.000 claims description 5
- 230000033001 locomotion Effects 0.000 claims description 5
- 206010053615 Thermal burn Diseases 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims description 4
- 238000012946 outsourcing Methods 0.000 abstract description 7
- 238000005520 cutting process Methods 0.000 description 12
- 238000010586 diagram Methods 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 238000003475 lamination Methods 0.000 description 2
- 229910001416 lithium ion Inorganic materials 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 241000220317 Rosa Species 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
Classifications
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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
-
- 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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Abstract
The utility model discloses a kind of electricity core winding machine comprising cabinet, diaphragm feeding machanism, pole piece feeding machanism, length measuring mechanism, winding mechanism and controller.Diaphragm feeding machanism includes the first diaphragm feeding machanism for being located at the cabinet lower left corner, and the second diaphragm feeding machanism positioned at cabinet top；Pole piece feeding machanism includes being located at the upper left positive plate feeding machanism of cabinet, and the negative electrode tab feeding machanism positioned at cabinet upper right side；Winding mechanism is set to the middle part of cabinet, including the first station being simultaneously operable and second station, into winding mechanism pole piece material strip length reach predetermined value when, pole piece feeding machanism cuts off pole piece material strip, the battery core of first station is transferred to second station, and diaphragm disconnecting device is between negative electrode tab and diaphragm.So arrangement, when diaphragm disconnecting device cuts off diaphragm, diaphragm disconnecting device can avoid negative electrode tab, so as to so that the tail of negative electrode tab rolls up length longest, to realize cathode outsourcing.
Description
Technical field
The utility model relates to lithium battery production equipment field, in particular to a kind of electricity core winding machine.
Background technique
Lithium ion battery is a kind of most commonly used energy of current application, due to its energy height, long service life, specified electricity
Pressure is high, has the advantages that high power endurance, self-discharge rate are low, volume weight is small, environmental pollution, is widely used in waterpower, fire
The energy storage energy resource system such as power, wind-force and solar energy, uninterruptible power supply and electric tool, electric bicycle, the electricity of post and telecommunications
The multiple fields such as dynamic motorcycle, electric car, military equipment, aerospace.
It is wound currently, the battery core of lithium ion battery all passes through electricity core winding machine.Existing electricity core winding machine winds material
Material is wound according to the winding mechanism that positive plate, diaphragm, negative electrode tab, the lamination order of diaphragm are sent to electricity core winding machine.Electricity
After core winds certain length on the first station, positive and negative plate material strip is cut, and then battery core transfers to second from the first station
Station carries out tail volume.Since negative electrode tab is located between two layers of diaphragm, in order to not damage negative electrode tab, the tail of diaphragm when making and cutting off diaphragm
Volume length is greater than the tail volume length of negative electrode tab.So, existing electricity core winding machine just cannot achieve cathode outsourcing.
Utility model content
The main purpose of the utility model is to propose a kind of electricity core winding machine, it is intended to realize cathode outsourcing.
To achieve the above object, the utility model proposes a kind of electricity core winding machine, including cabinet, diaphragm feeding machanism,
Pole piece feeding machanism, length measuring mechanism, winding mechanism and controller, the controller and the diaphragm feeding machanism, pole piece are fed
Mechanism, length measuring mechanism and winding mechanism electrical connection.
The diaphragm feeding machanism include for providing the first diaphragm feeding machanism of the first diaphragm, and for providing
Second diaphragm feeding machanism of the second diaphragm；
The pole piece feeding machanism is used to pole piece material strip being sent to winding mechanism, and pole piece material strip is cut to pole piece,
The pole piece feeding machanism includes for providing the positive plate feeding machanism of positive plate, and for providing the negative electrode tab of negative electrode tab
Feeding machanism, the positive plate feeding machanism are arranged between the first diaphragm feeding machanism and the second diaphragm feeding machanism；
The length measuring mechanism is used to detect the length into the pole piece material strip of winding mechanism；
The winding mechanism includes the first station being simultaneously operable and second station, first station and second station
Between be equipped with diaphragm disconnecting device, into winding mechanism pole piece material strip length by the length measuring mechanism detect reach predetermined value
When, the pole piece feeding machanism cuts off pole piece material strip, and the battery core of first station is transferred to the second station, the diaphragm
Disconnecting device cuts off the diaphragm between first station and second station.
Preferably, the pole piece feeding machanism includes unreeling device for pole piece and pole piece feeding device, the pole piece feeding dress
It sets including feeding clip mechanism and shear mechanism, the pole piece material strip transmitted through the unreeling device for pole piece is sent into institute by the feeding clip mechanism
The first station is stated, the shear mechanism cuts pole piece material strip when the length measuring mechanism detects predetermined value.
Preferably, the pole piece feeding device includes scissors transfer device and feeding pedestal, and the scissors transfer device is set
It is placed on the cabinet, the mobile terminal of the scissors transfer device is connect with feeding pedestal, and the scissors transfer device can drive
The feeding pedestal slides on the cabinet, and the feeding clip mechanism and shear mechanism are set on the feeding pedestal, described
Feeding clip mechanism can slide on the feeding pedestal.
Preferably, pole piece baffle is equipped between the diaphragm disconnecting device and tape sticking device.
Preferably, the unreeling device for pole piece include unreel movable panel, rise cylinder, axis of axis rises block, unreeling shaft and driving
Unreeling shaft rotation unreels spindle motor, and rise cylinder, axis of the axis rises and block, unreeling shaft and unreel spindle motor and be arranged described
Unreel on movable panel, pole piece reel is set on the unreeling shaft, the axis rise cylinder can drive the axis rise block radially transport
It is dynamic, so that the unreeling shaft is by pole piece reel tensioner.
Preferably, the pole piece feeding machanism further includes for detecting whether pole piece generates inclined inductor, Yi Jiyu
The first deviation correction mechanism and the second deviation correction mechanism of the inductor electrical connection；First deviation correction mechanism includes the first correction electricity
Machine, correction link block and the first correction lead screw, the correction link block unreel axis connection with described, and the first correction motor can
The correction link block is driven through the first correction lead screw；
Second deviation correction mechanism includes the second correction motor and the second rectifying screw, the second correction lead screw with it is described
Movable panel connection is unreeled, the second correction motor can be through unreeling movable panel described in the second correction lead screw driving；
When the inductor detects that pole piece generates inclination, first deviation correction mechanism and/or the second deviation correction mechanism are controlled
Work.
Preferably, the diaphragm disconnecting device includes diaphragm hold-down mechanism, cutter mechanism, first driving device and the second drive
Dynamic device, after the first driving device drives the diaphragm hold-down mechanism to compress the diaphragm on first station, described the
Two driving devices drive the cutter mechanism to cut off diaphragm.
Preferably, the side of the second station is equipped with tape sticking device, the tape sticking device include battery core hold down assembly, the
One lacquer disk(-sc), the second lacquer disk(-sc), adhesive tape transfer assembly and rubberizing component, the battery core hold down assembly for after battery core completes winding
Battery core is temporarily compressed, the adhesive tape transfer assembly is for being sent to battery core for the adhesive tape of first lacquer disk(-sc) and the second lacquer disk(-sc) respectively
Both ends, the rubberizing component is used to adhesive tape being labelled to battery core.
Preferably, the winding mechanism further includes 3rd station, and the battery core after rubberizing is rotated to the 3rd station, described
The side of 3rd station is equipped with shedding mechanism and conveyer belt, and the shedding mechanism is used to transfer the battery core in the 3rd station
On to the conveyer belt；
The conveyer belt, which is equipped with, scalds holes mechanism and short-circuit detecting mechanism, and the boiling hot holes mechanism is used for the conveyer belt
Battery core into boiling hot hole, the short-circuit detecting mechanism is used to carry out short-circuit test to the battery core after encapsulated.
Preferably, the pole piece feeding machanism further include:
Press belt mechanism, it is mobile for limiting pole piece；
Dust collection mechanism is rolled, for clearing up the dust on pole piece；And
Tension oscillating arm mechanisms, for pole piece to be tensioned.
Electricity core winding machine provided by the utility model, positive plate feeding machanism are arranged in the first diaphragm feeding machanism and second
Between diaphragm feeding machanism, cathode feeding machanism is located at the outside of diaphragm feeding machanism.So arrangement, cuts in diaphragm disconnecting device
When disconnected diaphragm, diaphragm disconnecting device can avoid negative electrode tab, so as to so that the tail of negative electrode tab rolls up length longest, to realize cathode
Outsourcing.In addition, the battery core produced using the electricity core winding machine of the utility model, negative electrode tab are located at the outermost layer of battery core, increased
The contact area of battery core cathode and steel shell, to increase the electric conductivity of battery core cathode.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, the structure that can also be shown according to these attached drawings obtains other attached drawings.
Fig. 1 is the main view of the electricity core winding machine of an embodiment of the present invention；
Fig. 2 is the axonometric schematic diagram of the electricity core winding machine of an embodiment of the present invention；
Fig. 3 is the partial enlarged view in Fig. 2 at I；
Fig. 4 is the axonometric schematic diagram of the unreeling device for pole piece of an embodiment of the present invention；
Fig. 5 is the axonometric schematic diagram of the pole piece feeding device of an embodiment of the present invention；
Fig. 6 is the axonometric schematic diagram of the diaphragm disconnecting device of an embodiment of the present invention；
Fig. 7 is the axonometric schematic diagram of the tape sticking device of an embodiment of the present invention.
Drawing reference numeral explanation:
1, cabinet；
2, diaphragm feeding machanism；21, the first diaphragm feeding machanism；22, the second diaphragm feeding machanism；
3, pole piece feeding machanism；3a, positive plate feeding machanism；3b, negative electrode tab feeding machanism；
31, unreeling device for pole piece；311, movable panel is unreeled；312, axis rises cylinder；313, unreeling shaft；314, unreeling shaft electricity
Machine；
32, pole piece feeding device；321, feeding clip mechanism；322, shear mechanism；323, scissors transfer device；324, feeding bottom
Seat；
33, the first deviation correction mechanism；331, the first correction motor；332, correction link block；333, the first correction lead screw；
34, the second deviation correction mechanism；341, the second correction motor；
35, press belt mechanism；36, dust collection mechanism is rolled；37, tension oscillating arm mechanisms；38, length measuring mechanism；
4, winding mechanism；41, the first station；42, second station；43,3rd station；
5, diaphragm disconnecting device；51, diaphragm hold-down mechanism；511, pressing wheel；512, battery core briquetting；52, cutter mechanism；
53, first driving device；54, the second driving device；
6, tape sticking device；61, battery core holds down assembly；611, guide plate；612, pinch roller link block；613, pinch roller；62, first
Lacquer disk(-sc)；63, the second lacquer disk(-sc)；64, adhesive tape transfer assembly；641, rubberizing moves up cylinder；642, rubberizing moves up bottom plate；643, glue is crossed
Wheel；65, rubberizing component；651, rubberizing cylinder；652, rubberizing wheel；653, cutter；654, cutting knife cylinder；66, adhesive tape；67, battery core；
7, pole piece baffle；
8, shedding mechanism；
9, conveyer belt；91, holes mechanism is scalded；92, short-circuit detecting mechanism.
The embodiments will be further described with reference to the accompanying drawings for the realization, functional characteristics and advantage of the utility model aim.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describing, it is clear that described embodiment is only a part of the embodiment of the utility model, rather than all
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise
Under every other embodiment obtained, fall within the protection scope of the utility model.
It is to be appreciated that if related in the utility model embodiment directionality instruction (such as upper and lower, left and right, it is preceding,
Afterwards ...), then directionality instruction is only used for explaining opposite between each component under a certain particular pose (as shown in the picture)
Positional relationship, motion conditions etc., if the particular pose changes, directionality instruction is also correspondingly changed correspondingly.
In addition, if relating to the description of " first ", " second " etc. in the utility model embodiment, " first ", " the
Two " etc. description is used for description purposes only, and is not understood to indicate or imply its relative importance or is implicitly indicated meaning
The quantity of the technical characteristic shown." first " is defined as a result, the feature of " second " can explicitly or implicitly include at least one
A this feature.It in addition, the technical solution between each embodiment can be combined with each other, but must be with ordinary skill
Based on personnel can be realized, this technical side will be understood that when the combination of technical solution appearance is conflicting or cannot achieve
The combination of case is not present, also not within the protection scope of the requires of the utility model.
As shown in Figures 1 to 7, the utility model provides a kind of electricity core winding machine, including cabinet 1, diaphragm feeding machanism 2,
Pole piece feeding machanism 3, length measuring mechanism 38, winding mechanism 4 and controller (not shown), controller and diaphragm feeding machanism 2,
Pole piece feeding machanism 3, length measuring mechanism 38 and winding mechanism 4 are electrically connected.Diaphragm feeding machanism 2 includes for providing the first diaphragm
First diaphragm feeding machanism 21, and for providing the second diaphragm feeding machanism 22 of the second diaphragm；Pole piece feeding machanism 3 is used for
Pole piece material strip is sent to winding mechanism 4, and pole piece material strip is cut to pole piece, pole piece feeding machanism 3 includes for providing just
The positive plate feeding machanism 3a of pole piece, and for providing the negative electrode tab feeding machanism 3b of negative electrode tab, the positive plate feeding machine
Structure 3a is arranged between the first diaphragm feeding machanism 21 and the second diaphragm feeding machanism 22；Length measuring mechanism 38 for detect into
Enter the length of the pole piece material strip of winding mechanism 4；Winding mechanism 4 includes the first station 41 being simultaneously operable and second station 42,
Between first station 41 and second station 42 be equipped with diaphragm disconnecting device 5, into winding mechanism 4 pole piece material strip length by institute
When stating the detection arrival predetermined value of length measuring mechanism 38, pole piece feeding machanism 3 cuts off pole piece material strip, and the battery core of the first station 41 is transferred to
Second station 42, diaphragm disconnecting device 5 cut off the diaphragm between the first station 41 and second station 42.
In one embodiment, as shown in Figure 1, the first diaphragm feeding machanism 21 is located at 1 lower left corner of cabinet, the second diaphragm feed
Mechanism 22 is located at 1 top of cabinet, and positive plate feeding machanism 3a is located at 1 upper left side of cabinet, and negative electrode tab feeding machanism 3b is located at cabinet 1
Upper right side, winding mechanism 4 are set to the middle part of cabinet 1.
The course of work of the electricity core winding machine of the utility model is described further below:
Before electricity core winding machine is started to work, the predetermined value of the spooling length setting length measuring mechanism 38 first needed according to battery core.
Specifically, in the present embodiment, which includes a length-testing wheel, pole piece material strip is sent to winding mechanism 4
During, pole piece material strip drives length-testing wheel rotation, and the circle number of rotation is sent to controller by length-testing wheel, to measure pole piece material strip
The length of transmission.In addition, length measuring mechanism 38 can also be used to detect whether pole piece material strip continuously transmits.When pole piece material strip cannot connect
When resuming defeated, length-testing wheel no longer rotates, and after controller receives this abnormal signal, alarm signal is shut down or issued to control complete machine.
When electricity core winding machine is started to work, due to the first diaphragm feeding machanism 21, positive plate feeding machanism 3a, the second diaphragm
Feeding machanism 22 and negative electrode tab feeding machanism 3b are set gradually along the direction of rotation of winding mechanism 4, so that coiling material is according to
One diaphragm, positive plate, the second diaphragm, negative electrode tab lamination order be sent into winding mechanism 4 the first station 41 be wound.Work as survey
When length measuring mechanism 38 detects that the length into the pole piece material strip of winding mechanism 4 reaches predetermined value, controller controls positive and negative plate and supplies
Material device 3b respectively cuts positive and negative plate material strip.Then, the battery core on the first station 41 is transferred to second station 42, and diaphragm is cut
Disconnected device 5 cuts off the diaphragm between the first station 41 and second station 42.At this point, diaphragm disconnecting device 5 be located at negative electrode tab with
Between diaphragm, when cutting off diaphragm, diaphragm disconnecting device 5 will not be contacted with negative electrode tab, the tail of negative electrode tab volume length can be greater than every
The tail of film rolls up length.
In addition, in order to realize cathode outsourcing, the tail volume length of negative electrode tab is greater than the tail volume length of positive plate, passes through control
The cutting time of positive and negative plate material strip, or the cutting position by controlling positive and negative plate material strip may be implemented.
It is illustrated in a manner of the cutting time by controlling positive and negative plate material strip below:
When length measuring mechanism 38 detects that the length into the pole piece material strip of winding mechanism 4 reaches predetermined value, signal is sent
To controller, controller control positive plate feeding device 3a cuts positive plate material strip, then controls negative electrode tab feeding device again
3b cuts negative electrode tab material strip.After positive and negative plate material strip is cut, the battery core on the first station 41 is transferred in second station 42
It is wound.While cutting pole piece due to positive plate feeding device 3a, the battery core on the first station 41 is still being wound, then,
Negative electrode tab material strip is cut off after positive plate material strip allows for tail volume length of the tail volume length of negative electrode tab greater than positive plate.Battery core
After being transferred to second station 42, diaphragm disconnecting device 5 cuts off the diaphragm between the first station 41 and second station 42, and diaphragm
Tail volume length be less than negative electrode tab tail roll up length.Then, the battery core in second station 42 continues to complete winding.Due to negative electrode tab
Tail roll up length longest, after completing winding, negative electrode tab is located at the outermost layer (i.e. realization cathode outsourcing) of battery core, increases battery core and bears
The contact area of pole and steel shell, to increase the electric conductivity of battery core cathode.
It should be noted that tail volume length refers to unwound pole piece when battery core is transferred to second station 42 from the first station 41
Or the length of diaphragm.
In one embodiment, as shown in Figures 1 to 5, pole piece feeding machanism 3 includes unreeling device for pole piece 31 and pole piece feeding
Device 32, pole piece feeding device 32 include feeding clip mechanism 321 and shear mechanism 322, and feeding clip mechanism 321 will be through unreeling device for pole piece
The pole piece material strip of 31 transmission is sent into the first station 41, and shear mechanism 322 is when length measuring mechanism 38 detects predetermined value by pole piece material
Band is cut.
In order to make electricity core winding machine cut position so that the tail of negative electrode tab rolls up length by control positive and negative plate material strip
Tail greater than positive plate rolls up length, and in one embodiment, as shown in Figures 1 and 5, pole piece feeding device 32 includes scissors transfer dress
323 and feeding pedestal 324 are set, scissors transfer device 323 is set on cabinet 1, the mobile terminal of scissors transfer device 323 and feeding
Pedestal 324 connects, and scissors transfer device 323 can drive feeding pedestal 324 to slide on cabinet 1, feeding clip mechanism 321 and scissor machine
Structure 322 is set on feeding pedestal 324, and feeding clip mechanism 321 can slide on feeding pedestal 324.In the present embodiment, scissors moves
Sending device 323 includes motor and ball-screw, and the ball nut of feeding pedestal and ball-screw connects, when motor rotates, ball
Nut is mobile, and feeding pedestal 324 is driven to move.It should be noted that feeding clip mechanism 321 can also take this driving method,
But it is not limited thereto.
Specifically, being born when length measuring mechanism 38 detects that the length into the pole piece material strip of winding mechanism 4 reaches predetermined value
The scissors transfer device 323 of pole piece feeding device 32 drives feeding pedestal 324 along the direction of transfer reverse movement of negative electrode tab material strip,
Shear mechanism 322 is transferred to predetermined position (needing to set according to tail volume length) to cut off negative electrode tab material strip.At this point, positive
The shear mechanism 322 of piece feed device 32 can be constant with holding position, can also move along the direction of transfer of positive plate material strip, only
The tail volume length of negative electrode tab after making cutting is bigger than the tail of positive plate volume length.
Since the shear mechanism 322 of negative electrode tab feed device 32 can be transported while winding mechanism 4 works to predetermined position
It is dynamic, so that the shear mechanism 322 of negative electrode tab feed device 32 can cut anode in the shear mechanism 322 of positive plate feed device 32
Predetermined position is reached before piece, then the shear mechanism 322 of positive and negative plate feed device 32 is simultaneously respectively by positive and negative electrode sheet stock
Band cutting, ensure that the working efficiency of up- coiler.Preferably, in 322 resetting movement of shear mechanism of negative electrode tab feed device 32
While, feeding clip mechanism 321 can also start simultaneously at feeding.So, when shear mechanism 322 returns to initial position, clamping machine
Pole piece material strip is just sent to winding mechanism 4 by structure 321, improves the working efficiency of electricity core winding machine.
In one embodiment, as shown in Figure 1, being equipped with pole piece baffle 7 between diaphragm disconnecting device 5 and tape sticking device 6.When
When battery core on one station 41 is transferred to second station 42, unwound negative electrode tab, which is got rid of, to be ridden on pole piece baffle 7, can prevent cathode
Piece is contacted with the other component of electricity core winding machine and is damaged, or the adhesive tape 66 of tape sticking device 6 is disarrayed.
In one embodiment, as shown in figure 4, unreeling device for pole piece 31 include unreel movable panel 311, axis rise cylinder 312,
What axis rose that block (not shown), unreeling shaft 313 and driving unreeling shaft 313 rotate unreels spindle motor 314, and axis rises cylinder 312, axis
Rise block, unreeling shaft 313 and unreel spindle motor 314 be arranged on unreeling movable panel 311, pole piece reel is set in unreeling shaft
On 313, axis 312 drivable shaft of cylinder that rises rises block radial motion, so that pole piece reel tensioner transmits pole piece by unreeling shaft 313
Tensioning is kept in the process.
In one embodiment, as shown in figure 4, pole piece feeding machanism 3 further include for detect pole piece whether generate it is inclined
Inductor (not shown), and the first deviation correction mechanism 33 and the second deviation correction mechanism 34 that are electrically connected with inductor；First entangles
Inclined mechanism 33 includes the first correction motor 331, correction link block 332 and the first correction lead screw 333, correction link block 332 with put
Spool 313 connects, and the first correction motor 331 can be through the first correction driving correction link block 332 of lead screw 333；Second deviation correction mechanism
34 include the second correction motor 341 and the second rectifying screw, and the second correction lead screw is connect with movable panel 311 is unreeled, and second entangles
Inclined motor 341 can unreel movable panel 311 through the second correction lead screw driving；When inductor detects that pole piece generates inclination, control
First deviation correction mechanism 33 and/or the work of the second deviation correction mechanism 34, to correct the transmitting path of pole piece.
In one embodiment, as shown in fig. 6, diaphragm disconnecting device 5 includes diaphragm hold-down mechanism 51, cutter mechanism 52, the
One driving device 53 and the second driving device 54, first driving device 53 can drive diaphragm hold-down mechanism 51 to compress the first station 41
On diaphragm, prevent battery core of the diaphragm on the first station 41 from starting to wind preceding rollback, then the second driving device 54 driving cut
Cutter mechanism 52 cuts off diaphragm.
Preferably, diaphragm hold-down mechanism 51 includes pressing wheel 511 and battery core briquetting 512.When diaphragm hold-down mechanism 51 stretches out,
Battery core briquetting 512 compresses the diaphragm on the first station 41, and pressing wheel 511 can will be between the first station 41 and second station 42
Diaphragm tensioning, facilitates cutter mechanism 52 to cut off diaphragm.
In one embodiment, as shown in fig. 7, the side of second station 42 is equipped with tape sticking device 6, the battery core after cutting off diaphragm
Second station 42 continue winding and rubberizing, tape sticking device 6 include battery core hold down assembly the 61, first lacquer disk(-sc) 62, the second lacquer disk(-sc) 63,
Adhesive tape transfer assembly 64 and rubberizing component 65, battery core hold down assembly 61 for temporarily compressing battery core after battery core 67 completes winding
67, adhesive tape transfer assembly 64 is used to respectively be sent to the adhesive tape 66 of the first lacquer disk(-sc) 62 and the second lacquer disk(-sc) 63 both ends of battery core 67,
Rubberizing component 65 is used to adhesive tape 66 being labelled to battery core 67.Since adhesive tape is attached to the both ends of battery core, electricity is attached to relative to by adhesive tape
The middle part of core can increase the contact area of negative electrode tab and steel shell, increase the electric conductivity of negative electrode tab.
Specifically, adhesive tape transfer assembly 64 includes that rubberizing moves up cylinder 641, rubberizing moves up bottom plate 642 and is set to rubberizing
It moves up and crosses rubber tire 643 on bottom plate 642.Battery core hold down assembly 61 include guide plate 611, pinch roller link block 612 and pinch roller 613,
Guide plate 611 moves up bottom plate 642 with rubberizing and connect, and pinch roller 613 is connected on guide plate 611 by pinch roller link block 612.Rubberizing
Component 65 includes rubberizing cylinder 651, rubberizing wheel 652, cutter 653 and cutting knife cylinder 654.
Rubberizing move up cylinder 641 drive rubberizing move up bottom plate 642 move when, the adhesive tape of the first lacquer disk(-sc) 62 and the second lacquer disk(-sc) 63
66 are sent to battery core 67 after the tensioning of rubber tire 643.Meanwhile rubberizing moves up bottom plate 642 and pinch roller 613 is driven to compress battery core 67.Pressure
After wheel 613 compresses battery core 67, rubberizing cylinder 651 drives rubberizing wheel 652 to be adjacent to battery core 67, is posted glue in the drive backspin of volume needle.
After the completion of rubberizing, cutting knife cylinder 654 drives cutter 653 to cut off adhesive tape 66.While battery core 67 rotates rubberizing, adhesive tape transmission
Component 64 resets, to repeat rubberizing next time.
In one embodiment, as shown in Figure 1 to Figure 3, winding mechanism 4 further includes 3rd station 43, the battery core rotation after rubberizing
3rd station 43 is gone to, the side of 3rd station 43 is equipped with shedding mechanism 8 and conveyer belt 9, and shedding mechanism 8 is used for 3rd station
Battery core on 43 is transferred on conveyer belt 9；Conveyer belt 9, which is equipped with, scalds holes mechanism 91 and short-circuit detecting mechanism 92, scalds holes mechanism 91
For by the battery core on conveyer belt 9, into boiling hot hole, short-circuit detecting mechanism 92 to be used to carry out short-circuit test to the battery core after encapsulated.
By the first station 41 of setting, second station 42 and 3rd station 43, each station is worked at the same time, so that electric core winding
The continuous production of battery core may be implemented in machine, improves the production efficiency of electricity core winding machine.
In one embodiment, as shown in Figure 1, pole piece feeding machanism further include press belt mechanism 35, roll dust collection mechanism 36 and
Tension oscillating arm mechanisms 37, press belt mechanism 35 are mobile for limiting pole piece；Roll the dust that dust collection mechanism 36 is used to clear up on pole piece；
Tension oscillating arm mechanisms 37 are for pole piece to be tensioned.Pole piece material strip successively passes through press belt mechanism 35, rolls dust collection mechanism 36, tension pendulum
After arm mechanism 37 and length measuring mechanism 38, it is sent into winding mechanism 4 through pole piece feeding device 32.
Electricity core winding machine provided by the utility model, positive plate feeding machanism are arranged in the first diaphragm feeding machanism and second
Between diaphragm feeding machanism, cathode feeding machanism is located at the outside of diaphragm feeding machanism.So arrangement, cuts in diaphragm disconnecting device
When disconnected diaphragm, diaphragm disconnecting device can avoid negative electrode tab, so as to so that the tail of negative electrode tab rolls up length longest, to realize cathode
Outsourcing.In addition, the battery core produced using the electricity core winding machine of the utility model, negative electrode tab are located at the outermost layer of battery core, increased
The contact area of battery core cathode and steel shell, to increase the electric conductivity of battery core cathode.
The above description is only the embodiments of the present invention, and therefore it does not limit the scope of the patent of the utility model, all
Under the utility model design of the utility model, equivalent structure made based on the specification and figures of the utility model becomes
It changes, or directly/be used in other related technical areas indirectly and be included in the scope of patent protection of the utility model.
Claims (10)
1. a kind of electricity core winding machine, including cabinet, diaphragm feeding machanism, pole piece feeding machanism, length measuring mechanism, winding mechanism and control
Device processed, the controller are electrically connected with the diaphragm feeding machanism, pole piece feeding machanism, length measuring mechanism and winding mechanism, special
Sign is:
The diaphragm feeding machanism include for providing the first diaphragm feeding machanism of the first diaphragm, and for provide second every
Second diaphragm feeding machanism of film；
The pole piece feeding machanism is used to pole piece material strip being sent to winding mechanism, and pole piece material strip is cut to pole piece, described
Pole piece feeding machanism includes the negative electrode tab feed for providing the positive plate feeding machanism of positive plate, and for providing negative electrode tab
Mechanism, the positive plate feeding machanism are arranged between the first diaphragm feeding machanism and the second diaphragm feeding machanism；
The length measuring mechanism is used to detect the length into the pole piece material strip of winding mechanism；
The winding mechanism includes the first station being simultaneously operable and second station, between first station and second station
Equipped with diaphragm disconnecting device, into the pole piece material strip of winding mechanism length detected by the length measuring mechanism reach predetermined value when,
The pole piece feeding machanism cuts off pole piece material strip, and the battery core of first station is transferred to the second station, and the diaphragm is cut
Disconnected device cuts off the diaphragm between first station and second station.
2. electricity core winding machine as described in claim 1, which is characterized in that the pole piece feeding machanism includes unreeling device for pole piece
And pole piece feeding device, the pole piece feeding device include feeding clip mechanism and shear mechanism, the feeding clip mechanism will be through the pole
The pole piece material strip of piece unwinding device transmission is sent into first station, and the shear mechanism detects predetermined in the length measuring mechanism
Pole piece material strip is cut when value.
3. electricity core winding machine as claimed in claim 2, which is characterized in that the pole piece feeding device includes scissors transfer device
And feeding pedestal, the scissors transfer device are set on the cabinet, the mobile terminal and feeding bottom of the scissors transfer device
Seat connection, the scissors transfer device can drive the feeding pedestal to slide on the cabinet, the feeding clip mechanism and scissors
Mechanism is set on the feeding pedestal, and the feeding clip mechanism can slide on the feeding pedestal.
4. electricity core winding machine as described in claim 1, which is characterized in that set between the diaphragm disconnecting device and tape sticking device
There is pole piece baffle.
5. electricity core winding machine as claimed in claim 2, which is characterized in that the unreeling device for pole piece includes unreeling mobile face
Rise cylinder, axis of plate, axis rises the spindle motor that unreels of block, unreeling shaft and driving unreeling shaft rotation, and rise cylinder, axis of the axis rises
Block, unreeling shaft and unreel spindle motor setting unreeled on movable panel described, pole piece reel is set on the unreeling shaft, institute
Stating the axis cylinder that rises can drive the axis to rise block radial motion, so that the unreeling shaft is by pole piece reel tensioner.
6. electricity core winding machine as claimed in claim 5, which is characterized in that the pole piece feeding machanism further includes for detecting pole
Whether piece generates inclined inductor, and the first deviation correction mechanism and the second deviation correction mechanism that are electrically connected with the inductor；Institute
State the first deviation correction mechanism include first correction motor, correction link block and first correction lead screw, the correction link block with it is described
Axis connection is unreeled, the first correction motor can drive the correction link block through the first correction lead screw；
Second deviation correction mechanism includes the second correction motor and the second rectifying screw, and the second correction lead screw is unreeled with described
Movable panel connection, the second correction motor can be through unreeling movable panel described in the second correction lead screw driving；
When the inductor detects that pole piece generates inclination, first deviation correction mechanism and/or the work of the second deviation correction mechanism are controlled.
7. electricity core winding machine as described in claim 1, which is characterized in that the diaphragm disconnecting device includes diaphragm compacting machine
Structure, cutter mechanism, first driving device and the second driving device, the first driving device drive the diaphragm hold-down mechanism pressure
After diaphragm on tight first station, second driving device drives the cutter mechanism to cut off diaphragm.
8. electricity core winding machine as described in claim 1, which is characterized in that the side of the second station is equipped with tape sticking device,
The tape sticking device include battery core hold down assembly, the first lacquer disk(-sc), the second lacquer disk(-sc), adhesive tape transfer assembly and rubberizing component, it is described
Battery core holds down assembly for temporarily compressing battery core after battery core completes winding, and the adhesive tape transfer assembly is for respectively by described the
The adhesive tape of one lacquer disk(-sc) and the second lacquer disk(-sc) is sent to the both ends of battery core, and the rubberizing component is used to adhesive tape being labelled to battery core.
9. electricity core winding machine as described in claim 1, which is characterized in that the winding mechanism further includes 3rd station, rubberizing
Battery core afterwards is rotated to the 3rd station, and the side of the 3rd station is equipped with shedding mechanism and conveyer belt, the unloader
Structure is used to the battery core in the 3rd station being transferred to the conveyer belt；
The conveyer belt, which is equipped with, scalds holes mechanism and short-circuit detecting mechanism, and the boiling hot holes mechanism is used for the electricity on the conveyer belt
Into boiling hot hole, the short-circuit detecting mechanism is used to carry out short-circuit test to the battery core after encapsulated core.
10. electricity core winding machine as described in claim 1, which is characterized in that the pole piece feeding machanism further include:
Press belt mechanism, it is mobile for limiting pole piece；
Dust collection mechanism is rolled, for clearing up the dust on pole piece；And
Tension oscillating arm mechanisms, for pole piece to be tensioned.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820845898.6U CN208208909U (en) | 2018-06-01 | 2018-06-01 | Electricity core winding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820845898.6U CN208208909U (en) | 2018-06-01 | 2018-06-01 | Electricity core winding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208208909U true CN208208909U (en) | 2018-12-07 |
Family
ID=64516170
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820845898.6U Withdrawn - After Issue CN208208909U (en) | 2018-06-01 | 2018-06-01 | Electricity core winding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208208909U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108808115A (en) * | 2018-06-01 | 2018-11-13 | 深圳市诚捷智能装备股份有限公司 | Electricity core winding machine |
| CN110197885A (en) * | 2019-06-19 | 2019-09-03 | 常德烟草机械有限责任公司 | A kind of lithium battery diaphragm cutter device |
| CN112271319A (en) * | 2020-10-28 | 2021-01-26 | 深圳市鸿德机电科技有限公司 | Automatic winding machine for miniature battery |
-
2018
- 2018-06-01 CN CN201820845898.6U patent/CN208208909U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108808115A (en) * | 2018-06-01 | 2018-11-13 | 深圳市诚捷智能装备股份有限公司 | Electricity core winding machine |
| CN108808115B (en) * | 2018-06-01 | 2024-02-27 | 深圳市诚捷智能装备股份有限公司 | Battery core winding machine |
| CN110197885A (en) * | 2019-06-19 | 2019-09-03 | 常德烟草机械有限责任公司 | A kind of lithium battery diaphragm cutter device |
| CN110197885B (en) * | 2019-06-19 | 2022-09-20 | 常德烟草机械有限责任公司 | Lithium battery diaphragm cutting device |
| CN112271319A (en) * | 2020-10-28 | 2021-01-26 | 深圳市鸿德机电科技有限公司 | Automatic winding machine for miniature battery |
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