CN209709107U - A kind of gluing device for making in Production Process of Lithium Battery - Google Patents
A kind of gluing device for making in Production Process of Lithium Battery Download PDFInfo
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- CN209709107U CN209709107U CN201920097638.XU CN201920097638U CN209709107U CN 209709107 U CN209709107 U CN 209709107U CN 201920097638 U CN201920097638 U CN 201920097638U CN 209709107 U CN209709107 U CN 209709107U
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- pressing structure
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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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Abstract
The utility model provides the gluing device for making in a kind of Production Process of Lithium Battery, including the container and pressing structure for accommodating mixed liquor, the pressing structure can be moved along the short transverse of the container, and the binder/thickener is pressed into the solvent.Gluing device for making in Production Process of Lithium Battery in the application can reduce the time required for gluing process, improve production efficiency.Simultaneously as the time required for gluing process reduces, need to shorten using the time of agitating device, therefore production energy consumption is also greatly reduced, so that production process is more green, more energy saving, the policy of national policy energy-saving and emission-reduction has been responded well, and large-scale promotion is suitble to use.
Description
Technical field
The utility model relates to battery technology fields, and in particular to the gluing in a kind of Production Process of Lithium Battery produces dress
It sets.
Background technique
Lithium ion battery has that energy density is high, have extended cycle life, security performance is high, environmental-friendly, memory-less effect etc.
Advantage has been widely used in electric bicycle, on electric car.
Currently, the cathode wet process stirring gluing technique of lithium ion battery is that a certain amount of thickener is added to agitating device
In, then it is proportionally added into solvent, it carries out carrying out vacuum pumping simultaneously during mechanical stirring in agitating device.According to upper
The carry out gluing of technique is stated, entire gluing process takes around 4-6 hours, also needs to stand 8-12 again after completion mechanical stirring small
Shi Hou can be entered in next technique.
Utility model content
In view of this, the purpose of this utility model is to provide one kind can save the gluing time, reduces energy consumption, life is improved
Produce the gluing device for making in the Production Process of Lithium Battery of efficiency.
In order to achieve the above objectives, the utility model uses following technical scheme:
A kind of gluing device for making in Production Process of Lithium Battery, including for accommodating the mixed liquor container and pushing
Structure, the pressing structure can be moved along the short transverse of the container, will be in binder/thickener indentation solvent.
Preferably, it is provided at least one through-hole on the pressing structure, during the pushing of the pressing structure, institute
The pressing structure can be flowed through through the through-hole by stating solvent.
Preferably, the pressing structure includes reticular structure, and the mesh of the reticular structure forms the through-hole, the net
The mesh of shape structure is 50 mesh to 100 mesh；And/or
The pressing structure is made of stainless steel wire, and the diameter of the stainless steel wire is 0.2mm to 0.5mm.
Preferably, the device for making further includes moving structure, and the pressing structure is fixedly connected with the moving structure,
The moving structure is able to drive the pressing structure movement, is provided with fixed part, the fixed part energy on the moving structure
It is enough that the pressing structure is fixed on pre-position.
Preferably, the container has opening, and the device for making further includes lid, and the lid is used for the container
Closure of openings.
Preferably, the device for making includes airflow pipeline and negative pressure packaging member, the airflow pipeline can respectively with
The cavity of the container is connected with the negative pressure packaging member, and the negative pressure packaging member is for vacuumizing the container
Operation.
Preferably, the device for making further includes pressure relief component, and the pressure relief component is arranged on the airflow pipeline, with
Pressure discharge operations are carried out to the container；And/or
The device for making further includes pressure detecting element, and the pressure detecting element is used to press the inside of the container
Power is detected.
Gluing device for making in Production Process of Lithium Battery in the application can be improved production efficiency.Simultaneously as beating
Time required for glue process reduces, and needs to shorten using the time of agitating device, therefore also greatly reduce production energy
Consumption, so that production process is more green, more energy saving, has responded the policy of national policy energy-saving and emission-reduction well, is suitble to big rule
Mould is promoted the use of.
Detailed description of the invention
By referring to the drawings to the description of the utility model embodiment, the above-mentioned and other mesh of the utility model
, feature and advantage will be apparent from, in the accompanying drawings:
Fig. 1 shows the structural representation of the device for making for producing mixed liquor of specific embodiment of the present invention offer
Figure；
The process of the gluing method in Production Process of Lithium Battery provided Fig. 2 shows specific embodiment of the present invention
Figure.
In figure,
1, tank body；11, it is open；2, pressing structure；21, reticular structure；3, moving structure；31, handle；311, first connects
Socket part；312, bending part；313, second connecting portion；4, fixed part；41, fastener；5, fixed plate；6, lid；7, airflow pipeline；
8, negative pressure packaging member；9, pressure relief component；10, pressure detecting element.
Specific embodiment
The utility model is described below based on embodiment, it should be understood by one skilled in the art that mentioning herein
The attached drawing of confession is provided to the purpose of explanation, and attached drawing is not necessarily drawn to scale.
Unless the context clearly requires otherwise, "include", "comprise" otherwise throughout the specification and claims etc. are similar
Word should be construed as the meaning for including rather than exclusive or exhaustive meaning；That is, be " including but not limited to " contains
Justice.
Illustrate: orientation described in Fig. 1 is subject in the orientation such as upper and lower, left and right for being related to during the application description.
This application provides a kind of for producing the system of mixed liquor used in the gluing process in Production Process of Lithium Battery
Device is taken, for producing mixed liquor used in gluing process, with duration needed for shortening gluing process.
As shown in Figure 1, the device for making includes the container and pressing structure 2 for accommodating mixed liquor, in the present embodiment
Container be a tank body 1, the pressing structure 2 can be moved along the short transverse of the tank body 1, wherein short transverse is
Refer to that tank body in the height of vertical direction, will increase binder/thickener and enter in the solvent.Due to the binder/thickener
To be powdered, the solvent is that liquid will not have described molten to guarantee in the pressing structure 2 during moving down
Agent is overflowed from the tank body 1, is provided at least one through-hole on the pressing structure 2, in the pushing of the pressing structure 2
In the process, the solvent can flow through the pressing structure 2 through the through-hole, that is, pushing process in the pressing structure 2
In, the solvent, by the flow therethrough to the top of the pressing structure 2, reduces institute from the lower section of the pressing structure 2
The resistance during pressing structure 2 pushes is stated, so that powdered thickener can be mixed preferably with the solvent.
The pressing structure 2 during the depression process, guarantee that binder/thickener of all powder shape can be pressed into institute as far as possible
It states in solvent, the binder/thickener is uniformly mixed with the solvent, and then guarantee the reliable of gluing process
Property, the working efficiency of gluing process is improved, the gluing time is reduced.
Further, the pressing structure 2 includes reticular structure 21, and the mesh of the reticular structure 21 forms described logical
Hole, the mesh of the reticular structure 21 are preferably 50 mesh to 100 mesh, to guarantee that the pressing structure 2 during the depression process will not
It is influenced by liquid resistance, additionally it is possible to the binder/thickener is evenly dispersed in the solvent, so that described viscous
Knot agent/thickener quickly can be contacted and be merged with the solvent in a short time.In a preferred embodiment, under described
Laminated structure 2 includes multilayer network structure 21, and every layer of reticular structure 21 has evenly arranged mesh, net described in adjacent two layers
Mesh in shape structure 21 mutually staggers arrangement.Multilayer network structure 21 carries out the binder/thickener repeatedly to push behaviour
Make, the binder/thickener can be better dispersed in the solvent, and can assist the binder/increasing
Thick dose is completely forced into the solvent, so that mixed effect is more preferable.
Further, the pressing structure 2 is made of stainless steel wire, the diameter of the stainless steel wire be 0.2mm extremely
0.5mm.Stainless steel self stability is good, is not easy to react with other materials, makes the pressing structure using stainless steel wire,
It can guarantee that the mixed solution produced will not be contacted with the pressing structure to react, guarantee gluing process and subsequent
The reliability of battery production step.
Further, the device for making further includes moving structure 3, and the pressing structure 2 and the moving structure 3 are solid
Fixed connection, the moving structure 3 are able to drive the movement of pressing structure 2, are provided with fixed part 4, institute on the moving structure 2
Pre-position can be fixed on for the pressing structure 2 by stating fixed part 4.In a specific embodiment, the mobile knot
Structure 3 includes the handle 31 being fixedly connected with the pressing structure 2, and the handle 31 is in " several " font, has the be sequentially connected
One interconnecting piece 311, bending part 312 and second connecting portion 313, wherein the first end and the pushing of the first connecting portion 311
Structure 2 is fixed together, and the second end of the first connecting portion 311 is fixedly connected with the bending part 312.In the tank body 1
Outside be provided with fixed plate 5, fixation hole is offered in the fixed plate 5, fixed part 4, institute are provided on the moving structure 3
Stating fixed part 4 includes the fastener 41 and mounting hole being arranged in the second connecting portion 312.Move up and down the handle 31
And then the pressing structure 2 is driven to move up and down, when the pressing structure 2 is moved to predetermined position, use the fastener
41 sequentially pass through the mounting hole and fixation hole, and the handle 31 is fixed in the fixed plate 5, and then the pushing is tied
Structure 2 is fixed in the tank body 1.In another preferred alternative embodiment, the moving structure 3 includes fixed pulley and rope
Rope, the fixed pulley are fixed on the top of 1 lateral wall of tank body, and the rope passes through the fixed pulley and the pressing structure
2 are fixed together, and pull rope and the pressing structure 2 is driven to move up.It is also vertically provided on the pressing structure 2
A piece down-pressed pole pushes the down-pressed pole to drive the pressing structure 2 to move down, when being moved to predetermined position, by institute
Rope is stated to tie up on the fixed part 4 being set on tank body 1.It, will when needing to remove the pressing structure 2 from the tank body
Rope stretch, the pressing structure 2 constantly rise under the drive of rope, until leaving the tank body 1.
The top of the tank body 1 has opening 11, and the device for making further includes lid 6, and the lid 6 is used for will be described
The opening 11 of tank body 1 is closed.The device for making includes airflow pipeline 7 and negative pressure packaging member 8, and the airflow pipeline 7 can
It is connect respectively with the cavity of the tank body 1 and the negative pressure packaging member 8, the negative pressure packaging member 8 is used for the tank body 1
Carry out vacuum pumping.To guarantee to be in vacuum state inside the tank body 1 always during standing, to guarantee the tank body
Mixed liquor is not affected by the external environment in 1, keeps the mixed effect of mixed liquor more preferable, the thickener can preferably with it is described molten
Agent mixes.Preferably, the device for making further includes pressure relief component 9, and the pressure relief component 9 is arranged in the gas flow tube
On road 7, to carry out pressure discharge operations to the tank body 1, needing to pour out the mixed liquor from the tank body 1 to facilitate
When, pressure release quickly and safely can be carried out to the tank body 1, prevent danger, wherein the pressure relief component 9 is preferably
Relief valve.Preferably, the device for making further includes pressure detecting element 10, and the pressure detecting element 10 is used for the tank
The internal pressure of body 1 is detected, described mixed to guarantee to be preferably intuitively monitored to the pressure in the tank body 1
The mixed process for closing liquid is in suitable environment always.The pressure detecting element 10 is preferably pressure gauge, and not only reading is intuitive,
And testing result is more accurate.
Preferably, the tank body 1 is made of stainless steel material, to prevent the chemical component and the tank in the mixed liquor
The material of body 1 is reacted, and guarantees that the mixed process reliability of the mixed liquor is higher, to obtain better mixed effect.
Present invention also provides a kind of gluing method in Production Process of Lithium Battery, mixed liquor used in the gluing method
It is produced using device for making as shown in Figure 1.As shown in Fig. 2, the gluing method includes:
It will be mixed in binder/thickener indentation solvent using the pressing structure 2, mixed solution sealed
Mixed liquor is obtained after standing scheduled duration；
The mixed liquor is stirred.
Wherein, during producing the mixed liquor, the binder/thickener includes CMC, PVDF or PVA, institute
Stating solvent includes deionized water or NMP.In producing process, the deionized water of certain volume is poured into the tank body first,
The thickener is added into the tank body 1 according still further to certain ratio.Then, using the pressing structure 2 by the thickening
Agent is pressed into the deionized water, and the thickener is fully pressed into and completes mixed mark in the deionized water
It is quasi-.Tank body 1 is closed using the lid 6, it, can be according to the pressing structure 2 and the movement in closed process
The pressing structure 2 is sealed in the tank body 1 by the different set-up modes of structure 3, selection together, can also be tied pushing
Structure 2 takes out, and is only sealed to the tank body 1.By the inner cavity of the tank body 1 and the tank is being accommodated in using the lid 6
After solution sealing in the inner cavity of body 1, after the tank body 1 carries out vacuum pumping, then at room temperature by the tank body 1 placement
It is stood.Before standing, it is necessary to be sealed, preferably carry out vacuumizing negative-pressure sealing, to completely cut off in air
Moisture and dust particles.The scheduled duration of standing be 12 hours to 20 hours, with guarantee the thickener can with it is described go from
Sub- water is effectively mixed, and then reduces the time required for gluing process.
Pressure release is carried out to the tank body 1 using pressure relief component 9 after completing to stand, then opens the lid 6, if
The pressing structure 2 is also sealed in the tank body 1 together during being sealed to the tank body 1, then needing will be described
Mixed liquor in the tank body 1 is poured into after taking out and carries out gluing in agitating device (not shown) by pressing structure 2.Specifically
Ground, during being stirred to the mixed liquor, when stirring, is 30 minutes to 60 minutes a length of.Wherein, described in whipping process
Agitating device carries out revolution stirring and/or dispersion to the mixed liquor, and the revolving speed of the revolution stirring is 5r/min to 20r/
Min, when the revolution is stirred a length of 30min to 60min and/or, the rate of dispersion of the dispersion is 500r/min to 600r/
Min, Shi Changwei 30min to 60min.Since before carrying out gluing process, the mixed liquor used gluing process is soaked
Bubble, dramatically saves the time required for gluing process, using the method in the utility model, gluing process only needs 30 points
Clock was to 60 minutes, it will be able to enter in next production process, improve production efficiency.Since the gluing time is reduced, stirring dress
The time for setting work is also reduced accordingly, compared with the prior art in gluing method, 50% or more energy consumption can be saved, reduce
Production cost, has saved the energy.
After the completion of gluing process, the agitating device is opened, is added according to a certain percentage in Xiang Suoshu agitating device conductive
Agent, the revolution that the agitating device carries out 5mins or so to conductive agent and the mixed liquor is stirred and dispersion.Then, described to stir
Mix device and scrape wall operation, scrape the revolution stirring and dispersion for continuing 2h after the completion of wall operation, the agitating device into
Vacuum pumping is carried out in row whipping process simultaneously, guarantees to be in always in the cavity of the agitating device in whipping process
Vacuum state.The agitating device carries out scraping wall operation being to be easy to be attracted to the stirring since the conductive agent weight is small
On the inner wall of device, in order to mix conductive agent preferably with the mixed liquor, by it is described scrape wall operation will be adsorbed on institute
The conductive agent stated on the inner wall of agitating device scrapes.Wherein, the conductive agent can be one of SP, KS-6, CNTS or several
Kind.
Then, main material is added in Xiang Suoshu agitating device, when main material is added, adds in two times, first stirred to described
The half that the main material is added in device is mixed, then the agitating device is dispersed and revolved infiltration operation and continues
3mins, then the agitating device carries out scraping wall operation, and after the completion of scraping wall operation, the agitating device then carries out 1mins's
Dispersion and quickly revolution stirring.The other half main material is added into the agitating device, the operating method of the agitating device is such as
On.Then, the agitating device carries out scraping wall operation, and after the completion of scraping wall operation, the agitating device persistently carries out the dispersion of 4h
It is stirred with revolution.The agitating device will carry out vacuum pumping simultaneously during being stirred, and guarantee in whipping process, institute
It states in the cavity of agitating device always in vacuum state.In addition, the agitating device is during being stirred, the stirring
The temperature of the chamber interior of device will remain at 30-50 DEG C, so that the slurry in the agitating device is in best always
State of temperature, mixed effect are more preferable.Preferably, the main material includes at least one of electrographite or natural graphite.
Then, the SBR that solid content is about 50%, the agitating device are heated into the agitating device according to a certain percentage
The revolution stirring and dispersion, the agitating device for keeping 1h will carry out vacuum pumping simultaneously during being stirred, and guarantee
In whipping process, vacuum state is in the cavity of the agitating device always.In addition, the agitating device had been stirred
The temperature of Cheng Zhong, the chamber interior of the agitating device will remain at 30-50 DEG C, so that the slurry in the agitating device
Always it is in optimum temperature state, mixed effect is more preferable.
Then the viscosity of the slurry of the agitating device is adjusted, the slurry in the agitating device after adjusting
Range of viscosities is 4000-6000Pa.s.Then by the slurry sieving after adjustment viscosity in case subsequent production process is used.Preferably,
It is 150 mesh to 200 mesh to the sieve mesh that the slurry is sieved.
Gluing method in Production Process of Lithium Battery in the application can reduce the time required for gluing process, improve
Production efficiency.Simultaneously as the time required for gluing process reduces, need to shorten using the time of agitating device, because
This also greatly reduces production energy consumption, so that production process is more green, more energy saving, has responded national policy energy conservation well
The policy of emission reduction is suitble to large-scale promotion to use.
Those skilled in the art will readily recognize that above-mentioned each preferred embodiment can be free under the premise of not conflicting
Ground combination, superposition.
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, for this field
For technical staff, the utility model can have various modifications and changes.All institutes within the spirit and principle of the utility model
Any modification, equivalent substitution, improvement and etc. of work, should be included within the scope of protection of this utility model.
Claims (7)
1. the gluing device for making in a kind of Production Process of Lithium Battery, which is characterized in that including the container for accommodating mixed liquor
And pressing structure, the pressing structure can be moved along the short transverse of the container, and binder/thickener is pressed into solvent
In.
2. device for making according to claim 1, which is characterized in that it is logical to be provided at least one on the pressing structure
Hole, during the pushing of the pressing structure, the solvent can flow through the pressing structure through the through-hole.
3. device for making according to claim 2, which is characterized in that the pressing structure includes reticular structure, the net
The mesh of shape structure forms the through-hole, and the mesh of the reticular structure is 50 mesh to 100 mesh；And/or
The pressing structure is made of stainless steel wire, and the diameter of the stainless steel wire is 0.2mm to 0.5mm.
4. device for making according to claim 1, which is characterized in that the device for making further includes moving structure, described
Pressing structure is fixedly connected with the moving structure, and the moving structure is able to drive the pressing structure movement, the movement
Fixed part is provided in structure, the pressing structure can be fixed on pre-position by the fixed part.
5. device for making according to claim 1, which is characterized in that the container has opening, and the device for making is also
Including lid, the lid is used for the closure of openings of the container.
6. device for making according to claim 5, which is characterized in that the device for making includes that airflow pipeline and negative pressure produce
Raw component, the airflow pipeline can be connect with the cavity of the container and the negative pressure packaging member respectively, and the negative pressure produces
Raw component is used to carry out vacuum pumping to the container.
7. device for making according to claim 6, which is characterized in that the device for making further includes pressure relief component, described
Pressure relief component is arranged on the airflow pipeline, to carry out pressure discharge operations to the container；And/or
The device for making further includes pressure detecting element, the pressure detecting element be used for the internal pressure of the container into
Row detection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920097638.XU CN209709107U (en) | 2019-01-21 | 2019-01-21 | A kind of gluing device for making in Production Process of Lithium Battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920097638.XU CN209709107U (en) | 2019-01-21 | 2019-01-21 | A kind of gluing device for making in Production Process of Lithium Battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209709107U true CN209709107U (en) | 2019-11-29 |
Family
ID=68639989
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920097638.XU Active CN209709107U (en) | 2019-01-21 | 2019-01-21 | A kind of gluing device for making in Production Process of Lithium Battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209709107U (en) |
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2019
- 2019-01-21 CN CN201920097638.XU patent/CN209709107U/en active Active
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