CN114744365B - Device for folding and unfolding extraction inlet film and application method thereof - Google Patents
Device for folding and unfolding extraction inlet film and application method thereof Download PDFInfo
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- CN114744365B CN114744365B CN202210185019.2A CN202210185019A CN114744365B CN 114744365 B CN114744365 B CN 114744365B CN 202210185019 A CN202210185019 A CN 202210185019A CN 114744365 B CN114744365 B CN 114744365B
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- film
- traction roller
- extraction
- traction
- linear module
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D11/00—Solvent extraction
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
- H01M50/403—Manufacturing processes of separators, membranes or diaphragms
- H01M50/406—Moulding; Embossing; Cutting
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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
Abstract
The invention discloses a device for folding and unfolding an extraction inlet film and a use method thereof, wherein a pair of film bundling arms (2) which can be mutually close to or mutually far away from each other are arranged on the inlet side of a mechanism frame (4) of the device, the two film bundling arms (2) are arranged on a linear module (1) with two sliding blocks or on the two linear modules (1) with one sliding block respectively, and the linear modules (1) are driven by a transmission motor (3) to adjust the interval between the two film bundling arms (2); the rear side of the linear module (1) is provided with a traction roller set (5), each traction roller of the traction roller set (5) is provided with a corresponding traction motor (9), and the traction roller set (5) is used for dragging the film passing through the two film bundles (2). The device can be matched with the extraction device to fold or unfold the film according to the requirement. The device has simple structure and convenient operation, can automatically fold the film into ropes, can automatically spread the film according to the production line speed, and improves the efficiency.
Description
Technical Field
The invention belongs to the technical field of lithium battery diaphragm production, and particularly relates to a device for folding and unfolding an extraction inlet film and a use method thereof.
Background
Along with the high-speed development of electric automobiles, lithium batteries become the main stream of power battery development, the demands of the market for lithium battery diaphragms are also increasing increasingly, and the film production line develops towards the direction of increasing speed, so that the difficulty of diaphragm production is increased, and on the film production line, the films are required to be folded or unfolded according to the production requirements. Especially when the film is penetrated and extracted, the film is required to be folded into ropes to be connected with traction ropes in the extraction, and because the speed is too high, the manual operation is often difficult to maintain for a long time due to limited force, so that the optimal time for penetrating and extracting is shortened, and the film penetration failure is caused. Meanwhile, the manual operation efficiency is low, and the productivity is affected. Therefore, it is necessary to design a device for folding and unfolding the extraction inlet membrane to solve the above problems.
Disclosure of Invention
The invention aims at solving the problems in the prior art and provides a film folding and unfolding device for an extraction inlet and a using method thereof.
The invention aims at solving the problems through the following technical scheme:
the utility model provides a be used for extraction entry film to fold and expansion device, includes mechanism's frame, its characterized in that: a pair of membrane binding arms which can be close to each other or can be far away from each other are arranged on the inlet side of the mechanism frame, the two membrane binding arms are arranged on a linear module with two sliding blocks or on two linear modules with one sliding block respectively, and the linear modules are driven by a transmission motor to enable the sliding blocks to move along the arrangement direction of the linear modules so as to adjust the distance between the two membrane binding arms; and a traction roller set is arranged at the rear side of the linear module, each traction roller of the traction roller set is respectively provided with a corresponding traction motor, and the traction roller set is used for dragging the film passing through the two film arms.
When only one linear module is arranged on the inlet side of the mechanism frame, two sliding blocks on the linear module can oppositely travel or back travel under the drive of the same transmission motor.
When a pair of linear modules are arranged on the inlet side of the mechanism frame, the two linear modules are arranged on the same straight line and are symmetrically arranged, each linear module is provided with a separate transmission motor for driving, and the two sliding blocks on the two linear modules are close to or far away from each other under the combined action of the two transmission motors.
The non-driving ends of the two linear modules are mutually connected, and the driving ends of the connecting transmission motor are positioned at two ends of a linear module group formed by the two linear modules.
The beam film arms are of a C-shaped structure, and openings of the two symmetrically arranged beam film arms are arranged in opposite directions.
The traction roller group comprises three traction rollers which are arranged in a triangular mode and are parallel to the linear module, wherein the upper surface of a first traction roller which is arranged close to the linear module and the beam film arm are at the same horizontal height, the position of a second traction roller at the rear side of the first traction roller is lower than that of the first traction roller, and the position of a third traction roller which is positioned at the outlet side of the mechanism frame is higher than that of the first traction roller.
The auxiliary rope collecting mechanism with an independent structure is arranged at the outlet side of the mechanism frame, and can temporarily wind the film which is drawn out by the traction roller group and is folded into ropes.
The auxiliary rope collecting mechanism is positioned in the middle area of the outlet side of the mechanism frame, so that a rope collecting roller in the auxiliary rope collecting mechanism is arranged in the middle of the roller body of the traction roller group.
The two membrane arms move towards the center under the action of the linear module and are close to each other, the diameter of the folded membrane is between 30 and 80mm, and the two membrane arms move towards the two sides under the action of the linear module and are away from each other to unfold the folded membrane.
The device can automatically fold and unfold the film before extraction with the production speed of 40-100 m/min.
A method for using an extraction inlet film folding and unfolding device, which is characterized in that: when the film folding and unfolding device for the extraction inlet is matched with the extraction device, the steps are as follows:
A. manually dragging the film to the traction roller group, and driving the corresponding traction roller to rotate by the traction motor so as to enable the film to be conveyed to the tail end of the traction roller group and connect the film with a traction rope in the extraction device;
B. the linear module is driven by the transmission motor to enable the film binding arm to move towards the center so as to fold the film;
C. and starting the extraction roller to drive the folded film to advance, and after the folded film between the traction roller set and the extraction roller is stretched, driving the linear module by the transmission motor to enable the film binding arm to move to two sides, and unfolding the film according to the requirement of the extraction device.
A method for using an extraction inlet film folding and unfolding device, which is characterized in that: when the film folding and unfolding device for the extraction inlet is matched with the extraction device, the specific steps are as follows:
A. manually dragging the film to the traction roller group, and driving the corresponding traction roller to rotate by the traction motor so as to enable the film to be transmitted to the tail end of the traction roller group;
B. the linear module is driven by the transmission motor to enable the film binding arm to move towards the center so as to fold the film;
C. the folded film is pulled to an auxiliary rope collecting mechanism to be wound temporarily through a traction roller group;
D. connecting a traction rope in the extraction device with the folded film between the traction roller group and the auxiliary rope collecting mechanism, and then chopping the folded film at the position of the connecting point, which is positioned at the side of the auxiliary rope collecting mechanism;
E. and starting the extraction roller to drive the folded film to advance, and after the folded film between the traction roller set and the extraction roller is stretched, driving the linear module by the transmission motor to enable the film binding arm to move to two sides, and unfolding the film according to the requirement of the extraction device.
Compared with the prior art, the invention has the following advantages:
the device can adapt to different production line speeds, automatically fold the film into ropes, and automatically unfold the film according to the production line speed when being matched with an extraction device for use, thereby improving the production efficiency; the waste diaphragm can be folded and unfolded instead of manpower, so that the labor cost is saved, and meanwhile, the danger of manual operation is avoided; the device has the advantages of simple structure, convenient operation, low failure rate, convenient use and later maintenance.
Drawings
FIG. 1 is a schematic diagram of a device for folding and unfolding an extraction inlet membrane according to the present invention;
FIG. 2 is a schematic diagram of the fitting structure of the components of the extraction inlet membrane folding and unfolding device and the extraction device according to the present invention.
Wherein: 1-a linear module; 2-a membrane bundling arm; 3-a transmission motor; 4-a mechanism frame; 5-a traction roller group; 6-an auxiliary rope collecting mechanism; 7, an extraction roller; 8, a traction rope; 9-traction motor.
Detailed Description
Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present invention and are not to be construed as limiting the present invention.
As shown in fig. 1: the utility model provides a be used for extracting entry film to fold and expansion device, including mechanism frame 4, be equipped with a pair of bundle membrane arm 2 that can be close to each other or keep away from each other in the import side of this mechanism frame 4, bundle membrane arm 2 is C style of calligraphy structure and the opening of two bundles of membrane arms 2 of symmetrical arrangement sets up in opposite directions, two bundles of membrane arms 2 set up on a linear module 1 with two sliders, perhaps set up on two linear modules 1 each with a slider, above-mentioned linear module 1 adopts driving motor 3 to make the slider can move in order to adjust the interval between two bundles of membrane arms 2 along the setting direction of linear module 1; the rear side of the linear module 1 is provided with a traction roller set 5, the traction roller set 5 generally comprises three traction rollers, the three traction rollers in a triangular layout are all arranged parallel to the linear module 1, wherein the upper surface of a first traction roller arranged close to the linear module 1 and the film bundling arm 2 are at the same horizontal height, the position of a second traction roller at the rear side of the first traction roller is lower than that of the first traction roller, the position of a third traction roller positioned at the outlet side of the mechanism frame 4 is higher than that of the first traction roller, each traction roller of the traction roller set 5 is respectively provided with a corresponding traction motor 9, and the traction roller set 5 is used for drawing a film folded and unfolded by the two film bundling arms 2. The two membrane arms 2 move towards the center under the action of the linear module 1 and are close to each other, the diameter of a folded membrane is between 30 and 80mm, and the two membrane arms 2 move towards two sides and are away from each other under the action of the linear module 1 to unfold the folded membrane; the device can automatically fold and unfold the film before extraction with the production speed of 40-100 m/min.
On the basis of the structure, when only one linear module 1 is arranged on the inlet side of the mechanism frame 4, two sliding blocks on the linear module 1 can oppositely travel or back travel under the drive of the same transmission motor 3; when the inlet side of the mechanism frame 4 is provided with a pair of linear modules 1, the two linear modules 1 are arranged on the same straight line, the two linear modules 1 are symmetrically arranged, the non-driving ends of the two linear modules 1 are mutually connected, the driving ends of the connecting transmission motor 3 are positioned at two ends of the linear module group formed by the two linear modules 1, each linear module 1 is provided with a single transmission motor 3 for driving, and the two sliding blocks on the two linear modules 1 are mutually close to or mutually far away under the combined action of the two transmission motors 3.
On the basis of the structure, an auxiliary rope collecting mechanism 6 with an independent structure is arranged at the outlet side of the mechanism frame 4, and the auxiliary rope collecting mechanism 6 can temporarily wind the folded rope film drawn out by the traction roller group 5; the auxiliary rope collecting mechanism 6 is positioned in the middle area of the outlet side of the mechanism frame 4, so that the rope collecting roller in the auxiliary rope collecting mechanism 6 is arranged corresponding to the middle part of the roller body of the traction roller group 5.
As shown in fig. 2, a method for using the extraction inlet film folding and unfolding device is provided, and the method comprises the following specific steps when the extraction inlet film folding and unfolding device is matched with the extraction device for use: A. manually dragging the film to the traction roller set 5, and driving the corresponding traction roller drum to rotate by the traction motor 9 so as to enable the film to be transmitted to the tail end of the traction roller set 5; B. the transmission motor 3 drives the linear module 1 to enable the film bundling arm 2 to move towards the center so as to fold the film; C. the folded film is pulled to an auxiliary rope collecting mechanism 6 by a traction roller group 5 to be wound temporarily; D. connecting a traction rope 8 in the extraction device with the folded film between the traction roller group 5 and the auxiliary rope collecting mechanism 6, and then chopping the folded film at the position of the connecting point at the side of the auxiliary rope collecting mechanism 6; E. the extraction roller 7 is started to drive the folded film to advance, and after the folded film between the traction roller set 5 and the extraction roller 7 is stretched, the transmission motor 3 drives the linear module 1 to enable the film bundling arm 2 to move to two sides, and the film is unfolded according to the requirement of the extraction device.
Example 1
As shown in FIG. 1, a linear module 1 with a sliding block is respectively arranged on the left side and the right side of a first cross beam of a mechanism frame 4, non-driving ends of the linear module 1 are mutually connected, and two transmission motors 3 are respectively connected with the linear module 1 to provide power. The film binding arms 2 are of a C-shaped structure and are open towards each other and symmetrically arranged, are respectively arranged on the sliding blocks of the left linear module 1 and the right linear module 1, and can move towards the middle or two sides at the same time to realize folding and unfolding of the film; the traction roller group 5 is arranged on the mechanism frame 4 at the rear side of the linear module 1, the number of the traction roller group is three, three traction rollers in a triangular layout are all arranged in parallel with the linear module 1, and each traction roller is driven by a traction motor 9; wherein the upper surface of the first traction roller arranged near the linear module 1 and the beam film arm 2 are at the same level, the position of the second traction roller at the rear side of the first traction roller is lower than that of the first traction roller, and the position of the third traction roller at the outlet side of the mechanism frame 4 is higher than that of the first traction roller. The auxiliary rope collecting mechanism 6 is of an independent structure and is arranged on the ground at the outlet side of the mechanism frame 4 and is flush with the central line of the equipment, and a rope collecting roller on the auxiliary rope collecting mechanism 6 can temporarily wind a film of a combined rope. In addition, fig. 2 also shows a traction rope 8 and an extraction roller 7 in the extraction device, the traction rope 8 in the extraction device is connected with the folded film between the traction roller set 5 and the auxiliary rope collecting mechanism 6, then the folded film at the position of the connecting point on the side of the auxiliary rope collecting mechanism 6 is chopped, the extraction roller 7 is started to drive the folded film to advance, and after the folded film between the traction roller set 5 and the extraction roller 7 is stretched, the transmission motor 3 drives the linear module 1 to enable the film bundling arm 2 to move to two sides, and the film is unfolded according to the requirement of the extraction device.
The device can adapt to different production line speeds, automatically fold the film into ropes, and automatically unfold the film according to the production line speed when being matched with an extraction device for use, thereby improving the production efficiency; the waste diaphragm can be folded and unfolded instead of manpower, so that the labor cost is saved, and meanwhile, the danger of manual operation is avoided; the device has the advantages of simple structure, convenient operation, low failure rate, convenient use and later maintenance.
The above embodiments are only for illustrating the technical idea of the present invention, and the protection scope of the present invention is not limited by the above embodiments, and any modification made on the basis of the technical scheme according to the technical idea of the present invention falls within the protection scope of the present invention; the technology not related to the invention can be realized by the prior art.
Claims (9)
1. A device for closing and opening an extraction inlet membrane, comprising a mechanism frame (4), characterized in that: a pair of film binding arms (2) which can be close to each other or far from each other are arranged on the inlet side of the mechanism frame (4), the two film binding arms (2) are arranged on a linear module (1) with two sliding blocks or on the two linear modules (1) with one sliding block respectively, the linear modules (1) are driven by a transmission motor (3) so that the sliding blocks can move along the arrangement direction of the linear modules (1) to adjust the distance between the two film binding arms (2); a traction roller set (5) is arranged at the rear side of the linear module (1), each traction roller of the traction roller set (5) is respectively provided with a corresponding traction motor (9), and the traction roller set (5) is used for dragging the film passing through the two film bundles (2); an auxiliary rope collecting mechanism (6) with an independent structure is arranged at the outlet side of the mechanism frame (4), and the auxiliary rope collecting mechanism (6) can temporarily wind the folded rope film drawn out by the traction roller group (5);
when the film folding and unfolding device for the extraction inlet is matched with the extraction device, the specific steps are as follows:
A. manually dragging the film to the traction roller group (5), and driving the corresponding traction roller drum to rotate by the traction motor (9) so as to enable the film to be conveyed to the tail end of the traction roller group (5);
B. the transmission motor (3) drives the linear module (1) to enable the film bundling arm (2) to move towards the center so as to fold the film;
C. the folded film is pulled to an auxiliary rope collecting mechanism (6) to be wound temporarily through a traction roller group (5);
D. connecting a traction rope (8) in the extraction device with the folded film between the traction roller group (5) and the auxiliary rope collecting mechanism (6), and then chopping the folded film at the position of the connecting point, which is positioned at the side of the auxiliary rope collecting mechanism (6);
E. the extraction roller (7) is started to drive the folded film to advance, and after the folded film between the traction roller set (5) and the extraction roller (7) is stretched, the transmission motor (3) drives the linear module (1) to enable the film binding arm (2) to move to two sides, and the film is unfolded according to the requirement of the extraction device.
2. The device for closing and opening an extraction inlet membrane according to claim 1, characterized in that: when only one linear module (1) is arranged at the inlet side of the mechanism frame (4), two sliding blocks on the linear module (1) can oppositely travel or back travel under the drive of the same transmission motor (3).
3. The device for closing and opening an extraction inlet membrane according to claim 1, characterized in that: when a pair of linear modules (1) are arranged on the inlet side of the mechanism frame (4), the two linear modules (1) are arranged on the same straight line, the two linear modules (1) are symmetrically arranged, each linear module (1) is provided with a separate transmission motor (3) for driving, and the two sliding blocks on the two linear modules (1) are mutually close to or mutually far away from each other under the combined action of the two transmission motors (3).
4. The device for folding and unfolding an extraction inlet membrane according to claim 3, wherein: the non-driving ends of the two linear modules (1) are mutually connected, and the driving ends of the connecting transmission motor (3) are positioned at two ends of a linear module group formed by the two linear modules (1).
5. The device for closing and opening an extraction inlet membrane according to claim 1, characterized in that: the membrane bundling arms (2) are of a C-shaped structure, and openings of the two membrane bundling arms (2) which are symmetrically arranged are arranged in opposite directions.
6. The device for closing and opening an extraction inlet membrane according to claim 1, characterized in that: the traction roller group (5) comprises three traction rollers which are arranged in a triangular mode and are parallel to the linear module (1), wherein the upper surface of a first traction roller which is arranged close to the linear module (1) and the beam film arm (2) are at the same horizontal height, the position of a second traction roller at the rear side of the first traction roller is lower than that of the first traction roller, and the position of a third traction roller which is positioned at the outlet side of the mechanism frame (4) is higher than that of the first traction roller.
7. The device for closing and opening an extraction inlet membrane according to claim 1, characterized in that: the auxiliary rope collecting mechanism (6) is positioned in the middle area of the outlet side of the mechanism frame (4), so that a rope collecting roller in the auxiliary rope collecting mechanism (6) is arranged in the middle of the roller body of the traction roller group (5) correspondingly.
8. The device for closing and opening an extraction inlet membrane according to claim 1, characterized in that: the two membrane arms (2) move towards the center under the action of the linear module (1) and are close to each other, the diameter of a folded membrane is between 30 and 80mm, and the two membrane arms (2) move towards two sides under the action of the linear module (1) and are away from each other to unfold the folded membrane.
9. The device for closing and opening an extraction inlet membrane according to claim 1, characterized in that: the device can automatically fold and unfold the film before extraction with the production speed of 40-100 m/min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202210185019.2A CN114744365B (en) | 2022-02-28 | 2022-02-28 | Device for folding and unfolding extraction inlet film and application method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210185019.2A CN114744365B (en) | 2022-02-28 | 2022-02-28 | Device for folding and unfolding extraction inlet film and application method thereof |
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| CN114744365A CN114744365A (en) | 2022-07-12 |
| CN114744365B true CN114744365B (en) | 2023-07-07 |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104670955A (en) * | 2015-01-22 | 2015-06-03 | 广东仕诚塑料机械有限公司 | High-speed breathable film rolling machine and rolling method thereof |
| CN106808787A (en) * | 2017-01-13 | 2017-06-09 | 江苏远华轻化装备有限公司 | The charging draw-gear of multilayer film compounding machine |
Family Cites Families (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4939889A (en) * | 1988-07-19 | 1990-07-10 | International Sankoh Kabushiki Kaisha | Package wrapping apparatus equipped with film hauling device |
| JP4294187B2 (en) * | 1999-12-16 | 2009-07-08 | 株式会社不二鉄工所 | Drilling device and drilling method |
| US6878226B2 (en) * | 2002-01-08 | 2005-04-12 | Wei-Ching Yu | Continuous methods of making microporous battery separators |
| CN2644387Y (en) * | 2003-02-20 | 2004-09-29 | 马之清 | Thin film pulling and coiling apparatus |
| JP4963449B2 (en) * | 2007-07-25 | 2012-06-27 | 株式会社フジシールインターナショナル | Accumulator |
| CN202318929U (en) * | 2011-12-06 | 2012-07-11 | 浙江东风塑料机械厂 | Miniature film folding device for film blowing machine |
| CN104209011A (en) * | 2013-05-31 | 2014-12-17 | 青岛华世洁环保科技有限公司 | Film extraction transmembrane structure |
| EP2910475B1 (en) * | 2014-02-21 | 2017-04-12 | Technowrapp S.r.l. | Wrapping machine for covering palletized loads |
| CN206663929U (en) * | 2017-04-18 | 2017-11-24 | 夏卫国 | Woven bag compounding machine is automatically to a device |
| CN207061404U (en) * | 2017-06-28 | 2018-03-02 | 苏州捷力新能源材料有限公司 | Auxiliary wrap-up for lithium battery diaphragm |
| CN107482151B (en) * | 2017-07-21 | 2020-05-22 | 苏州捷力新能源材料有限公司 | Extraction and film penetrating method for lithium battery diaphragm |
| CN107482150B (en) * | 2017-07-21 | 2021-03-19 | 苏州捷力新能源材料有限公司 | Transverse drawing extraction process of lithium battery diaphragm |
| CN108724688B (en) * | 2018-04-27 | 2023-12-19 | 濮阳市四季青塑料制品有限公司 | Traction structure of film blowing machine |
| CN208356172U (en) * | 2018-05-24 | 2019-01-11 | 河北金力新能源科技股份有限公司 | A kind of high efficiency quickly extracts wire rope handling mechanism |
| CN209455768U (en) * | 2018-10-31 | 2019-10-01 | 广东仕诚塑料机械有限公司 | A kind of film take-up traction device |
| CN208970609U (en) * | 2018-11-22 | 2019-06-11 | 苏州捷力新能源材料有限公司 | A kind of manufacturing equipment of lithium battery diaphragm |
| CN109941806B (en) * | 2019-03-05 | 2023-12-12 | 桂林电器科学研究院有限公司 | Traction winding machine roller shearing device with blowing and rotating functions |
| CN211338158U (en) * | 2019-11-13 | 2020-08-25 | 中材锂膜有限公司 | Novel lithium battery diaphragm flattening device |
| CN111791473B (en) * | 2020-06-23 | 2021-07-23 | 深圳橙子自动化有限公司 | Film sticking machine |
| CN212831909U (en) * | 2020-07-29 | 2021-03-30 | 雄县利峰塑业有限公司 | Flattening device for printing film blowing |
| CN213976263U (en) * | 2020-11-03 | 2021-08-17 | 青岛英诺包装科技有限公司 | Conveying pressing wheel device with adjustable width for packaging film |
| CN214099817U (en) * | 2020-12-22 | 2021-08-31 | 中材锂膜有限公司 | Wet process lithium battery diaphragm extraction quick stringing device |
| CN112936138B (en) * | 2021-02-23 | 2023-07-21 | 重庆恩捷纽米科技股份有限公司 | Diaphragm extraction and film penetrating clamp and film penetrating method |
-
2022
- 2022-02-28 CN CN202210185019.2A patent/CN114744365B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104670955A (en) * | 2015-01-22 | 2015-06-03 | 广东仕诚塑料机械有限公司 | High-speed breathable film rolling machine and rolling method thereof |
| CN106808787A (en) * | 2017-01-13 | 2017-06-09 | 江苏远华轻化装备有限公司 | The charging draw-gear of multilayer film compounding machine |
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| CN114744365A (en) | 2022-07-12 |
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