CN209675436U - A kind of lithium battery insulating film lamination device - Google Patents
A kind of lithium battery insulating film lamination device Download PDFInfo
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- CN209675436U CN209675436U CN201822236951.5U CN201822236951U CN209675436U CN 209675436 U CN209675436 U CN 209675436U CN 201822236951 U CN201822236951 U CN 201822236951U CN 209675436 U CN209675436 U CN 209675436U
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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 discloses a kind of lithium battery insulating film lamination devices, comprising: discharge mechanism exports insulating film for starting or stopping；Tension control mechanism, for driving insulating film to keep pre-set tension；Translation mechanism is for driving insulating film alternating translational on lamination platform, to enable insulating film be stacked on lamination platform；Press mechanism is used to compress or far from the insulating film after stacking；Cache mechanism, between tension control mechanism and translation mechanism, cache mechanism is used for: collect insulating film to discharge mechanism when press mechanism compresses the insulating film after stacking, and the insulating film distance collected of cache mechanism with stack after one layer of insulating film apart from identical；When press mechanism is far from the insulating film after stacking and translation mechanism starts translation, the insulating film that cache mechanism is collected is exported to translation mechanism.The utility model can reduce the control difficulty of insulation layer tension, improve insulating film tension force effect, improve production efficiency and and raising production quality.
Description
Technical field
The utility model relates to lithium battery process equipment more particularly to a kind of lithium battery insulating film lamination devices.
Background technique
In the manufacturing process of lithium battery, needing for anode foils, isolation film and Cathode Foil to be packaged together constitutes battery core, mesh
It is preceding mainly to have two kinds of techniques of winding and lamination.The manufacture of great-capacity power battery mainly uses lamination process, core first is that
Isolation film is laid among anode foils and Cathode Foil, isolation film is not truncated continuously, to control isolation film tension in process of deployment
It is constant, the battery of high quality could be obtained.
Currently, can be carried out using unwinding motor, tonometric sensor and tension control motor come the tension to isolation film
Measurement and control.But during lamination, mistake that isolation film can undergo in one cycle withdrawal-stopping-pulling out again
Journey, if directly controlling the tension of this section by tension force station, since the volume of power battery is larger, unwinding motor and
The case where power control motor will appear continuous quick positive and negative rotation, tension is difficult to control, in other words, in the situation for keeping tension controllable
Under, lamination speed can not improve.
In this regard, disclosing a kind of lithium electricity application No. is in the Chinese utility model patent application documents of CN106025375A
Pond lamination machine isolating film unreels control system, describes and passively unreels and actively unreel two kinds of tension control methods.Pass through spy
Different Design of Mechanical Structure and movement control technology realizes the indirect tension control of lithium battery lamination machine isolation film.Practical lamination
When, the operating instruction that mode obtains storing motor by the way of engineering measurement is passively unreeled, actively unreels mode using mathematics
The mode of modeling obtains the operating instruction of storing motor.
However, in the above prior art, having the following problems: firstly, needing strip to exist when using passively unreeling mode
Actual operation is carried out in equipment carries out engineering measurement, it is cumbersome, waste material, different isolation film width, material, elasticity
The effect of difference, actual measurement is unstable, and the more time is needed to debug.Secondly, establishing mathematical modulo using when actively unreeling mode
Type it needs to be determined that unreel speed, but this speed is actually difficult to keep constant: 1, for different battery, geometric dimension and
Speed of production is all different；2, in debugging process, different speed is often attempted；3, there is also plus-minuss in equipment start-up course
Fast process.
In addition, the height for requiring that lamination pushes is constant by way of engineering measurement or mathematical modeling, it is desirable that
Lamination platform must have the motor for being used to control height, increase the complexity and cost of system.
Utility model content
The technical problem to be solved by the present invention is in view of the deficiencies of the prior art, insulation can be reduced by providing one kind
The control difficulty of layer tension improves insulating film tension force effect, improves production efficiency and produces the lithium battery insulating film of quality
Lamination device.
In order to solve the above technical problems, the utility model adopts the following technical solution.
A kind of lithium battery insulating film lamination device comprising have a lamination platform and: a discharge mechanism is mounted with insulation
Film raw material volume, the discharge mechanism export insulating film for starting or stopping；One tension control mechanism is set to the feeding machine
The outlet side of structure, the tension control mechanism is for driving insulating film to keep pre-set tension；One translation mechanism is set to the tension
The outlet side of control mechanism, the translation mechanism is for driving insulating film alternating translational on lamination platform, to enable insulating film folded
It is put on the lamination platform；One press mechanism, set on the top of the lamination platform, the press mechanism for compressing or
Far from the insulating film after stacking；One cache mechanism is set between the tension control mechanism and the translation mechanism, the caching
Mechanism is used for: collecting insulating film to the discharge mechanism when the press mechanism compresses the insulating film after stacking, and described
The insulating film distance that cache mechanism is collected with stack after one layer of insulating film apart from identical；After the press mechanism is far from stacking
Insulating film and translation mechanism when starting translation, insulating film that the cache mechanism is collected is to the translation mechanism
Output.
Preferably, the cache mechanism includes that caching motor, caching guide rod and caching roller, the caching roller are kept out in exhausted
Velum, the caching motor is for driving the caching roller to move along the caching guide rod, to enable the caching roller pull backward
The insulating film of respective distance.
Preferably, the front end of the caching roller is set there are two limit roller, and the caching roller is located between two limit rollers, absolutely
Velum is wound in the front side of two limit rollers and the rear side of the caching roller.
Preferably, the caching guide rod is screw rod, and the caching roller is installed on the screw pair of the caching guide rod.
In lithium battery insulating film lamination device disclosed by the utility model, first by the end of insulating film from the discharge mechanism
Middle extraction, and after the end of insulating film is sequentially passed through tension control mechanism, cache mechanism and translation mechanism, under described
Press mechanism is pressed on lamination platform, later the discharge mechanism starting output insulating film, while utilizing the tension control machine
Structure controls insulating film and keeps pre-set tension, caches followed by insulating film, collects insulating film using the cache mechanism, and
The insulating film distance that the cache mechanism is collected with stack after one layer of insulating film apart from identical, the discharge mechanism stops later
Insulating film is exported, the press mechanism can stack next layer, the translation machine far from the insulating film on the lamination platform at this time
Structure and the cache mechanism are run simultaneously, and the insulating film that the cache mechanism is collected is exported to the translation mechanism, and by
The translation mechanism drives insulating film to translate on lamination platform, and then insulating film is stacked one layer on the lamination platform,
The press mechanism compresses the insulating film after stacking later, repeats the above process, until lithium battery insulating film lamination finishes.It is based on
Above structure, the utility model, which realizes, first caches the function of being stacked again, compared to existing technologies, this reality to insulating film
With the novel control difficulty for greatly reducing insulation layer tension, insulating film tension force effect is effectively increased, and then improves life
Produce efficiency and production quality.
Detailed description of the invention
Fig. 1 is the utility model lithium battery insulating film lamination device status diagram one；
Fig. 2 is the utility model lithium battery insulating film lamination device status diagram two；
Fig. 3 is the utility model lithium battery insulating film lamination device status diagram three；
Fig. 4 is the utility model lithium battery insulating film lamination device status diagram four；
Fig. 5 is the composition block diagram for caching motor driver；
Fig. 6 is the backoff algorithm schematic diagram of cache mechanism；
Fig. 7 is the compensated curve schematic diagram of algorithm in Fig. 6.
Specific embodiment
The utility model is described in more detail with reference to the accompanying drawings and examples.
The utility model discloses a kind of lithium battery insulating film lamination devices, in conjunction with shown in Fig. 1 to Fig. 4 comprising have one
Lamination platform 102 and:
One discharge mechanism 1 is mounted with insulating film stock roll, and the discharge mechanism 1 is for starting or stopping output insulation
Film 100；
One tension control mechanism 2, set on the outlet side of the discharge mechanism 1, the tension control mechanism 2 is for driving absolutely
Velum 100 keeps pre-set tension；
One translation mechanism 4, set on the outlet side of the tension control mechanism 2, the translation mechanism 4 is for driving insulating film
100 on lamination platform 102 alternating translational, to enable insulating film 100 be stacked on the lamination platform 102；
One press mechanism 5, set on the top of the lamination platform 102, the press mechanism 5 is for compressing or far from folded
Insulating film 100 after putting；
One cache mechanism 3 is set between the tension control mechanism 2 and the translation mechanism 4, and the cache mechanism 3 is used
In:
Insulating film 100 is collected to the discharge mechanism 1 when the press mechanism 5 compresses the insulating film 100 after stacking, and
And 100 distance of insulating film collected of the cache mechanism 3 with stack after one layer of insulating film 100 apart from identical；
It is described when the press mechanism 5 is far from the insulating film 100 after stacking and the translation mechanism 4 starts translation
The insulating film 100 that cache mechanism 3 is collected is exported to the translation mechanism 4.
In above-mentioned apparatus, first the end of insulating film 100 is extracted out from the discharge mechanism 1, and by the end of insulating film 100
After portion sequentially passes through tension control mechanism 2, cache mechanism 3 and translation mechanism 4, lamination is pressed in using the press mechanism 5
On platform 102, the starting of discharge mechanism 1 exports insulating film 100 later, while being controlled absolutely using the tension control mechanism 2
Velum 100 keeps pre-set tension, caches followed by insulating film, collects insulating film 100 using the cache mechanism 3, and
100 distance of insulating film that the cache mechanism 3 is collected with stack after one layer of insulating film 100 apart from identical, the blowing later
Mechanism 1 stops output insulating film 100, and the press mechanism 5 can be folded at this time far from the insulating film 100 on the lamination platform 102
One layer is put down, the translation mechanism 4 and the cache mechanism 3 are run simultaneously, the insulating film that the cache mechanism 3 is collected
100 export to the translation mechanism 4, and drive insulating film 100 to translate on lamination platform 102 by the translation mechanism 4, in turn
Insulating film 100 is stacked one layer on the lamination platform 102, the press mechanism 5 compresses the insulating film after stacking later
100, it repeats the above process, until lithium battery insulating film lamination finishes.Based on above structure, the utility model is realized first to exhausted
Velum 100 caches the function of being stacked again, and compared to existing technologies, the utility model greatly reduces insulation layer tension
Difficulty is controlled, insulating film tension force effect is effectively increased, and then improves production efficiency and production quality.
In the present embodiment, the cache mechanism 3 includes caching motor 30, caching guide rod 31 and caches roller 32, described slow
Roller 32 to be deposited to keep out in insulating film 100, the caching motor 30 is used to that the caching roller 32 to be driven to move along the caching guide rod 31,
To enable the caching roller 32 pull the insulating film 100 of respective distance backward.
Insulating film is pulled in order to realize, in the present embodiment, the front end of the caching roller 32 is set there are two limit roller 33,
The caching roller is located between two limit rollers 33, insulating film 100 be wound in two limit rollers 33 front side and the caching roller
32 rear side.
In the present embodiment, the caching guide rod 31 is screw rod, and the caching roller 32 is installed on the silk of the caching guide rod 31
In bar pair.But this is only one preferred embodiment of the utility model, is not intended to limit the utility model, it is practical new at this
In the other embodiments of type, the cache mechanism 3 can also be used as replacement using the mechanism of sliding rail, sliding block.
In above structure, the utility model preferably uses tension force part, buffer portion, translating sections and pressing down section
Point.Before operation, the geometric parameters such as insulating film discharge port and transverse-moving mechanism relative position, battery size, thickness are set.It is folded executing
In piece action process, when translating sections move, the length of insulating film discharging is provided by caching part completely, caches the movement of part
It is determined by the mathematical model that the geometric parameter in mechanically and electrically pond is established, in translation motion, the quickly retracting of film is complete by caching part
Full compensation, does not influence tension force part completely；In depressed portion movement, the sliding block for caching part is repositioned onto caching just
The position of beginning, at this time tension force part cooperation unreel, and need the insulation film length released to be released to next action cycle
Cache part.After having folded one layer, due to cathode foil, insulating film, anode foil thickness cumulative, translating sections discharge port to battery
The height in lamination face can change, and first this height value be updated according to laminated thickness before operation next time, again according to mathematical modulo
Type calculates caching motor operation curve.
In order to better describe the technical solution of the utility model, it is folded that the utility model further relates to a kind of lithium battery insulating film
Piece method, in conjunction with shown in Fig. 1 to Fig. 4, this method realizes that described device includes that a lamination platform 102, one is put based on a device
Expect that mechanism 1, a tension control mechanism 2, a translation mechanism 4, a press mechanism 5 and a cache mechanism 3, the discharge mechanism 1 fill
It is loaded with insulating film stock roll, the tension control mechanism 2 is set to the outlet side of the discharge mechanism 1, and the translation mechanism 4 is set to
The outlet side of the tension control mechanism 2, the cache mechanism 3 be set to the tension control mechanism 2 and the translation mechanism 4 it
Between, the press mechanism 5 is set to the top of the lamination platform 102, and described method includes following steps:
Step S1 extracts the end of insulating film 100 out from the discharge mechanism 1, and successively by the end of insulating film 100
After tension control mechanism 2, cache mechanism 3 and translation mechanism 4, lamination platform 102 is pressed in using the press mechanism 5
On；
Step S2, the starting of the discharge mechanism 1 output insulating film 100；
Step S3, the tension control mechanism 2 control insulating film 100 and keep pre-set tension；
Step S4, the cache mechanism 3 collect insulating film 100, and the insulating film 100 collected of the cache mechanism 3 away from
From with stack after one layer of insulating film 100 with a distance from it is identical；
Step S5, the discharge mechanism 1 stop output insulating film 100, and the press mechanism 5 is far from the lamination platform
Insulating film 100 on 102；
Step S6, the translation mechanism 4 and the cache mechanism 3 are run simultaneously, and the cache mechanism 3 is collected exhausted
Velum 100 is exported to the translation mechanism 4, and drives insulating film 100 to translate on lamination platform 102 by the translation mechanism 4,
And then insulating film 100 is stacked one layer on the lamination platform 102；
Step S7, the press mechanism 5 compress the insulating film 100 after stacking；
Step S2 to step S7 is repeated, until lithium battery insulating film lamination finishes.
In the above method, a buffer motor and relevant mechanical structure are set first, before lamination, inputted by user exhausted
The geometric parameters such as velum discharge port and transverse-moving mechanism relative position, battery size, thickness, in the process of running, traversing motor
When making, the target position of buffer motor is calculated in real time according to the position feedback of geometric parameter set by user and traversing motor, lead to
The length variation of insulating film is fully compensated in the operation for crossing buffer motor；When press mechanism pushes, buffer motor is returned to
The insulating film for the length that next traversing movement needs is cached by initial position, unwinding motor rotation.The above method has
Beneficial effect is: reducing the difficulty of lithium battery lamination machine isolation film tension force, improves the effect of tension force, improves folded
The production efficiency of piece machine.User only needs simply to set the geometric parameter in mechanically and electrically pond, and field adjustable is simple.
Further, the cache mechanism 3 includes caching motor 30, caching guide rod 31 and caching roller 32, the caching
Roller 32 is kept out in insulating film 100, and the caching motor 30 is used to that the caching roller 32 to be driven to move along the caching guide rod 31, with
The caching roller 32 is enabled to pull the insulating film 100 of respective distance backward.
The cache mechanism 3 includes caching discharge port as a preferred method, and the translation mechanism 4 includes flat
Motor, translator slider 40 and stack outlet are moved, the translation track of the translator slider 40 includes that translation starting point peace shifting terminates
Point refers to Fig. 6, and the operation curve algorithm of the caching motor 30 is as follows:
P=sqrt (H1*H1+ ((L1+L2) * X-L1) * ((L1+L2) * X-L1))
+sqrt(H2*H2+((L3+L4)*X-L3)*((L3+L4)*X-L3))；
Wherein, H1 is the initial perpendicular height that translator slider is exported to stack, and L1 is that translation starting point is hung down to stack outlet
The distance directly put, L2 are distance of the stack exit normal point to translation end point, and H2 is to cache discharge port hanging down to translator slider
Straight height, L3 are the distance for translating starting point to battery left side vertical point, and L4 battery left side vertical point moves end point to translation
Distance, H ' are the thickness of battery, and X is the ratio that translator slider moves end point distance to translation starting point peace, and P is corresponding to X
Full remuneration when cache motor position.Preferably, the value range of X is [0,1].
In order to realize above-mentioned control process, the cache mechanism 3 includes caching motor driver 34, the caching motor
Driver 34 is connected with the encoder 6 and positioning control module of host controller 5, translation motor, the caching motor driver
34 are preset with cache algorithm module.Further, the press mechanism 5 during the depression process, the caching motor driver 34
The enabling signal of the host controller 5 is received, the caching motor 30 is driven to run to initial position.The utility model is in reality
It can refer to following examples in the application process of border:
Embodiment one
Before operation, the geometric parameter in mechanically and electrically pond is first set.Including insulating film discharge port and transverse-moving mechanism relative position,
Battery size, laminated thickness etc..
When operation, as shown in Figure 1, translation motor driving translator slider executes a positioning campaign from left to right, at this time
The opposite process that a withdrawal-stopping-being undergone to pull out again of insulating film, the current actual positions of translation motor pass through encoder
Signal is sent to caching motor driver, parameter and internal math the model calculating that caching motor driver is set before with
With the operation curve of translation motor, the length variation of insulating film can be fully compensated, tension part only needs to keep exporting at this time
One constant-tension, does not unreel movement.
As shown in Fig. 2, lower piezoelectric machine driving push and lifting movement, motor operation is cached during this to initial bit
It sets, the unwinding motor for unreeling part, which also cooperates, to be unreeled, and next action cycle needs the insulating film pulled out to be buffered.
In addition, according to the H ' that user inputs, the initial perpendicular height H1 of update translator slider to insulating film discharge port.
As shown in figure 3, translation motor driving translator slider executes a positioning campaign from right to left, insulating film phase at this time
To the process that a withdrawal-stopping-being undergone to pull out again, the current actual positions of translation motor are sent by code device signal
To caching motor driver, parameter and internal math the model calculating that caching motor driver is set before follow translation electricity
The length variation of insulating film can be fully compensated in the operation curve of machine, and tension part only needs to keep output one constant at this time
Tension does not unreel movement.
As shown in figure 4, lower piezoelectric machine driving push and lifting movement, motor operation is cached during this to initial bit
It sets, the unwinding motor for unreeling part, which also cooperates, to be unreeled, and next action cycle needs the insulating film pulled out to be buffered.
In addition, according to the H ' that user inputs, the initial perpendicular height H1 of update translator slider to insulating film discharge port.
It repeats the above process, the lamination number until reaching battery process requirement.
In conjunction with shown in Fig. 5 to Fig. 7, caching motor driver includes the interface for receiving host controller control signal, translation
Motor encoder pulse receiving port, the positioning control module for returning to initial position, cache algorithm module and corresponding motor drive
Dynamic device function, in translation module translational motion, cache algorithm module is according to geometric parameter set by user, translation motor position
Calculate the target position of caching motor in real time with mathematical model, control motor is run according to target position；Pushing module action
Period receives the enabling signal of host controller, driving caching motor operation to initial position.
Lithium battery insulating film lamination device disclosed by the utility model, beneficial effect compared to existing technologies exist
In, firstly, the full remuneration of isolation film length may be implemented in the utility model, the requirement of tension force part is simplified, it can be with
Greatly promote lamination speed；Secondly, the utility model when configuring small electromotor operating parameter, does not need to carry out strip actual measurement,
Only need to input the geometric parameter in mechanically and electrically pond both can, using simple, without frequent adjustment under the different speeds of service；Again
Secondary, the utility model can be influenced by the automatic balancing battery thickness change bring of setting motor thickness, without configuring lamination
Platform lifting motor；In addition, all relevant technologies of the utility model can concentrate in buffer motor driver realizing, lamination
Relevant tension force station, traversing station are completely independent, and relationship is simple between system module, and disparate modules can freely arrange in pairs or groups
To meet different demands.
The above is the utility model preferred embodiment, is not intended to limit the utility model, all practical at this
Modification, equivalent replacement or the improvement etc. made in novel technical scope, should be included in the model that the utility model is protected
In enclosing.
Claims (4)
1. a kind of lithium battery insulating film lamination device, which is characterized in that include a lamination platform (102) and:
One discharge mechanism (1) is mounted with insulating film stock roll, and the discharge mechanism (1) is for starting or stopping output insulation
Film (100)；
One tension control mechanism (2) is set to the outlet side of the discharge mechanism (1), and the tension control mechanism (2) is for driving
Insulating film (100) keeps pre-set tension；
One translation mechanism (4) is set to the outlet side of the tension control mechanism (2), and the translation mechanism (4) is for driving insulation
Film (100) alternating translational on lamination platform (102), to enable insulating film (100) be stacked on the lamination platform (102)；
One press mechanism (5), is set to the top of the lamination platform (102), and the press mechanism (5) is used for compression or separate
Insulating film (100) after stacking；
One cache mechanism (3) is set between the tension control mechanism (2) and the translation mechanism (4), the cache mechanism
(3) it is used for:
Insulating film is collected to the discharge mechanism (1) when the press mechanism (5) compress insulating film (100) after stacking
(100), and insulating film (100) distance collected of the cache mechanism (3) with stack after one layer of insulating film (100) apart from phase
Together；
When the press mechanism (5) are far from the insulating film (100) after stacking and the translation mechanism (4) starts translation, institute
State insulating film (100) Xiang Suoshu translation mechanism (4) output that cache mechanism (3) is collected.
2. lithium battery insulating film lamination device as described in claim 1, which is characterized in that the cache mechanism (3) includes
Motor (30), caching guide rod (31) and caching roller (32) are cached, the caching roller (32) is kept out in insulating film (100), described slow
Motor (30) are deposited for driving the caching roller (32) mobile along the caching guide rod (31), to enable the caching roller (32) backward
Pull the insulating film (100) of respective distance.
3. lithium battery insulating film lamination device as claimed in claim 2, which is characterized in that the front end of caching roller (32) is set
There are two limit roller (33), the caching roller is located between two limit rollers (33), and insulating film (100) is wound in two limit rollers
(33) rear side of front side and caching roller (32).
4. lithium battery insulating film lamination device as claimed in claim 2, which is characterized in that the caching guide rod (31) is silk
Bar, caching roller (32) are installed on the screw pair of caching guide rod (31).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201822236951.5U CN209675436U (en) | 2018-12-28 | 2018-12-28 | A kind of lithium battery insulating film lamination device |
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| CN201822236951.5U CN209675436U (en) | 2018-12-28 | 2018-12-28 | A kind of lithium battery insulating film lamination device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109713375A (en) * | 2018-12-28 | 2019-05-03 | 深圳市微秒控制技术有限公司 | A kind of lithium battery insulating film lamination device and method |
| CN115642312A (en) * | 2022-11-03 | 2023-01-24 | 合肥华焠新能源科技有限公司 | Lithium battery insulating film lamination device and lamination method |
-
2018
- 2018-12-28 CN CN201822236951.5U patent/CN209675436U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109713375A (en) * | 2018-12-28 | 2019-05-03 | 深圳市微秒控制技术有限公司 | A kind of lithium battery insulating film lamination device and method |
| CN109713375B (en) * | 2018-12-28 | 2024-03-12 | 深圳市微秒控制技术有限公司 | Lithium battery insulating film lamination device and method |
| CN115642312A (en) * | 2022-11-03 | 2023-01-24 | 合肥华焠新能源科技有限公司 | Lithium battery insulating film lamination device and lamination method |
| CN115642312B (en) * | 2022-11-03 | 2023-06-02 | 合肥华焠新能源科技有限公司 | Lithium battery insulating film lamination device and lamination method |
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