CN215438883U - Lithium battery protection film coiling mechanism - Google Patents
Lithium battery protection film coiling mechanism Download PDFInfo
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- CN215438883U CN215438883U CN202121621031.0U CN202121621031U CN215438883U CN 215438883 U CN215438883 U CN 215438883U CN 202121621031 U CN202121621031 U CN 202121621031U CN 215438883 U CN215438883 U CN 215438883U
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Abstract
The utility model belongs to the technical field of lithium battery production, and particularly relates to a lithium battery protective film winding device which comprises a base, wherein the left side and the right side of the upper end surface of the base are respectively provided with a cutting mechanism and a winding mechanism, when the protective film winding operation is carried out, a protective film passes through the upper end surface of a tension roller and is fixedly connected with the outer wall of a winding drum, a first rotating shaft and a second rotating shaft rotate anticlockwise, the tension roller generates a force for tightening the protective film, the winding drum rotates to wind the protective film, the phenomenon that the protective film is folded is effectively avoided, after the winding operation is finished, an electric push rod is started, the electric push rod drives a blade to move downwards, two chutes have a guiding effect on the blade, the blade vertically moves upwards and downwards to cut the protective film on the upper end surface of a fixing plate, after a single cutting operation, the electric push rod is controlled to drive the blade to reset to wait for cutting operation again, through shutdown mechanism, avoided the phenomenon that manual cutting off caused the protection film to damage, improved work efficiency simultaneously.
Description
Technical Field
The utility model relates to the technical field of lithium battery production, in particular to a lithium battery protective film winding device.
Background
A lithium battery is a type of battery using a nonaqueous electrolyte solution, using lithium metal or a lithium alloy as a positive/negative electrode material. Lithium metal batteries were first proposed and studied by Gilbert n.lewis in 1912. In the 70 s of the 20 th century, m.s.whitetingham proposed and began to study lithium ion batteries. Because the chemical characteristics of lithium metal are very active, the requirements on the environment for processing, storing and using the lithium metal are very high. With the development of scientific technology, lithium batteries have become mainstream, and the lithium batteries can be roughly divided into two types: lithium metal batteries and lithium ion batteries. Lithium ion batteries do not contain lithium in the metallic state and are rechargeable. The fifth generation of rechargeable batteries, lithium metal batteries, was born in 1996, and the safety, specific capacity, self-discharge rate and cost performance of rechargeable batteries were all superior to those of lithium ion batteries. Due to its high technical requirement, only a few countries of companies are producing such lithium metal batteries, and a protective film is attached to the outside of the lithium battery, and the protective film is rolled up during the production process of the protective film.
But current lithium cell protection film coiling mechanism, rolling protection film in-process causes the protection film fold easily, adopts the manual work to cut off the protection film after the protection film rolling in addition for the protection film is very inconvenient when cutting off, and the condition of damage is elongated just appearing easily carelessly at one's ease, influences work efficiency.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems in the background art, the utility model provides the lithium battery protective film winding device which has the characteristics of preventing the protective film from wrinkling, facilitating the cutting of the protective film and having high working efficiency.
In order to achieve the purpose, the utility model provides the following technical scheme: a lithium battery protective film winding device comprises a base, wherein a cutting mechanism and a winding mechanism are respectively arranged on the left side and the right side of the upper end face of the base, the cutting mechanism comprises a fixed plate, a mounting frame is arranged right above the fixed plate, an electric push rod is installed at the top end inside the mounting frame, sliding grooves are formed in the front side and the rear side of the inside of the mounting frame, a blade is connected between the two sliding grooves in a sliding manner, the output end of the electric push rod is fixedly connected with the upper end face of the blade, the winding mechanism comprises two first support plates which are symmetrically arranged in the front-rear direction, a first rotating shaft is rotatably connected between the two first support plates, a tensioning roller is fixedly connected to the outer wall of the first rotating shaft, two second support plates which are symmetrically arranged in the front-rear direction are arranged on the right side of the two first support plates, a second rotating shaft is rotatably connected between the two second support plates, and a winding drum is fixedly connected to the outer wall of the second rotating shaft, the front end surfaces of the first rotating shaft and the second rotating shaft respectively penetrate through the first supporting plate and the second supporting plate which are positioned in front and extend to the front ends of the first supporting plate and the second supporting plate which are positioned in front.
In order to facilitate the winding of the protective film, the lithium battery protective film winding device is preferably characterized in that a mounting plate is arranged in front of the base, a motor is mounted on the upper end surface of the mounting plate, a first belt is connected between the first rotating shaft and an output shaft of the motor in a transmission manner, and a second belt is connected between the second rotating shaft and an output shaft of the motor in a transmission manner.
In order to prevent the blade from being damaged by the contact of the blade and the fixing plate and ensure that the cut part of the protective film is flat, the upper end surface of the fixing plate is preferably provided with a cutting groove, and the cutting groove is positioned right below the blade.
In order to flatten the protective film, the upper end surface of the base is preferably provided with a pressing plate, and the pressing plate is positioned between the cutting mechanism and the winding mechanism.
In order to limit the protective film and avoid the protective film from deviating, the lithium battery protective film winding device is preferably provided with limiting rings at the front side and the rear side of the outer wall of the tensioning roller.
In order to reduce the vibration generated by the operation of the motor, the lithium battery protection film winding device is preferably provided with a damping plate below the mounting plate, and a plurality of uniformly distributed springs are arranged between the mounting plate and the damping plate.
Compared with the prior art, the utility model has the beneficial effects that:
when the protective film is rolled, the protective film sequentially passes through the upper end surface of the fixing plate and the lower part of the pressing plate, the pressing plate preliminarily levels the protective film, the leveled protective film passes through the upper end surface of the tensioning roller and is fixedly connected with the outer wall of the winding drum, the motor is started and operates to drive the first rotating shaft and the second rotating shaft to rotate anticlockwise, the tensioning roller generates a force for tensioning the protective film on the protective film, the winding drum rotates to roll the protective film, opposite forces are formed between the tensioning roller and the winding drum through the protective film to pull the protective film, the phenomenon that the protective film is folded is effectively avoided, after rolling is completed, the motor is stopped to operate, the electric push rod is started, the electric push rod drives the blade to move downwards, the two chutes have guiding effect on the blade and simultaneously have a limiting effect, the cutting accuracy of the blade is improved, and the blade vertically moves up and down, the protective film of the upper end face of the fixing plate is cut off, after the operation of cutting off is carried out once, the electric push rod is controlled to drive the blade to reset, the operation of cutting off is waited for again, the phenomenon that the protective film is damaged due to manual cutting off is avoided through the cutting-off mechanism, and meanwhile the working efficiency is improved.
To sum up, this kind of lithium cell protection film coiling mechanism has the protection film fold and is convenient for cut off the characteristics that work efficiency is high to the protection film.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model.
In the drawings:
FIG. 1 is an overall perspective view of the present invention;
FIG. 2 is an enlarged view of part a of the present invention;
FIG. 3 is a schematic view of a tension roller of the present invention;
in the figure, 1, a base; 2. a cutting mechanism; 3. a winding mechanism; 4. a fixing plate; 5. a mounting frame; 6. an electric push rod; 7. a chute; 8. a blade; 9. a first support plate; 10. a first rotating shaft; 11. a tension roller; 12. a second support plate; 13. a second rotating shaft; 14. winding the roll; 15. mounting a plate; 16. a motor; 17. a first belt; 18. a second belt; 19. grooving; 20. pressing a plate; 21. a limiting ring; 22. a damper plate; 23. a spring.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Referring to fig. 1-3, the present invention provides the following technical solutions: a lithium battery protective film winding device comprises a base 1, wherein the left side and the right side of the upper end face of the base 1 are respectively provided with a cutting mechanism 2 and a winding mechanism 3, the cutting mechanism 2 comprises a fixing plate 4, a mounting frame 5 is arranged right above the fixing plate 4, the top end inside the mounting frame 5 is provided with an electric push rod 6, the front side and the rear side inside the mounting frame 5 are respectively provided with a sliding chute 7, a blade 8 is connected between the two sliding chutes 7 in a sliding manner, the output end of the electric push rod 6 is fixedly connected with the upper end face of the blade 8, the winding mechanism 3 comprises two first supporting plates 9 which are symmetrically arranged front and back, a first rotating shaft 10 is rotatably connected between the two first supporting plates 9, the outer wall of the first rotating shaft 10 is fixedly connected with a tensioning roller 11, the right sides of the two first supporting plates 9 are provided with two second supporting plates 12 which are symmetrically arranged front and back, a second rotating shaft 13 is rotatably connected between the two second supporting plates 12, a winding drum 14 is fixedly connected to the outer wall of the second rotating shaft 13, and the front end surfaces of the first rotating shaft 10 and the second rotating shaft 13 respectively penetrate through the first supporting plate 9 and the second supporting plate 12 positioned in front and extend to the front ends of the first supporting plate 9 and the second supporting plate 12 positioned in front.
In this embodiment: when the protective film is rolled, the protective film is fixedly connected with the outer wall of the rolling drum 14 from the upper end surface of the tension roller 11, the first rotating shaft 10 and the second rotating shaft 13 rotate anticlockwise, the tension roller 11 generates a force for tightening the protective film, the rolling drum 14 rotates to roll the protective film, opposite forces are formed between the tension roller 11 and the rolling drum 14 through the protective film to pull the protective film, the phenomenon that the protective film is folded is effectively avoided, after the rolling is finished, the electric push rod 6 is started, the electric push rod 6 drives the blade 8 to move downwards, the two chutes 7 have a guiding function on the blade 8 and a limiting function, the cutting accuracy of the blade 8 is improved, the blade 8 vertically moves upwards and downwards to cut the protective film on the upper end surface of the fixing plate 4, and after a single cutting operation, the electric push rod 6 is controlled to drive the blade 8 to reset, waiting for the operation of cutting off once more, through shutdown mechanism 2, avoided the phenomenon that manual cutting off caused the protection film to damage, improved work efficiency simultaneously.
As a technical optimization scheme of the utility model, a mounting plate 15 is arranged in front of the base 1, a motor 16 is arranged on the upper end surface of the mounting plate 15, a first belt 17 is connected between the first rotating shaft 10 and an output shaft of the motor 16 in a transmission manner, and a second belt 18 is connected between the second rotating shaft 13 and the output shaft of the motor 16 in a transmission manner.
In this embodiment: the motor 16 is started, the output shaft of the motor 16 rotates anticlockwise, the first rotating shaft 10 is driven to rotate through the first belt 17, the second rotating shaft 13 is driven to rotate through the second belt 18, and the protective film is convenient to wind.
As a technical optimization scheme of the utility model, the upper end surface of the fixing plate 4 is provided with a cutting groove 19, and the cutting groove 19 is positioned right below the blade 8.
In this embodiment: through the setting of grooving 19, effectively avoided blade 8 and fixed plate 4 contact to damage blade 8, be favorable to protection film cutting off department planarization simultaneously.
As a technical optimization scheme of the utility model, the upper end face of the base 1 is provided with a pressure plate 20, and the pressure plate 20 is positioned between the cutting mechanism 2 and the winding mechanism 3.
In this embodiment: the protective film passing through is preliminarily leveled through the pressing plate 20, and the rolling of the protective film is facilitated.
As a technical optimization scheme of the utility model, the front side and the rear side of the outer wall of the tensioning roller 11 are both provided with the limiting rings 21.
In this embodiment: two spacing rings 21 have limiting displacement to the protection film through tensioning roller 11 outer wall, have effectively avoided the protection film to take place the skew phenomenon.
As a technical optimization scheme of the utility model, a damping plate 22 is arranged below the mounting plate 15, and a plurality of uniformly distributed springs 23 are arranged between the mounting plate 15 and the damping plate 22.
In this embodiment: through the arrangement of the damping plate 22 and the plurality of springs 23, the vibration generated by the operation of the motor 16 is effectively reduced, and the stability of the whole device is facilitated.
The working principle and the using process of the utility model are as follows: when the protective film is rolled, the protective film sequentially passes through the upper end face of the fixing plate 4 and the lower part of the pressing plate 20, the pressing plate 20 preliminarily levels the protective film, the leveled protective film passes through the outer wall of the winding drum 14 from the upper end face of the tensioning roller 11, the motor 16 is started, the motor 16 runs and drives the first rotating shaft 10 and the second rotating shaft 13 to rotate anticlockwise, the tensioning roller 11 generates a force for tightening the protective film, the winding drum 14 rotates to roll the protective film, opposite forces are formed between the tensioning roller 11 and the winding drum 14 through the protective film to pull the protective film, the phenomenon that the protective film is folded is effectively avoided, after the rolling is completed, the motor 16 stops running, the electric push rod 6 is started, the electric push rod 6 drives the blade 8 to move downwards, the two chutes 7 have a guiding effect on the blade 8 and have a limiting effect at the same time, the accuracy that blade 8 cut off has been improved, and blade 8 does and reciprocates perpendicularly, cuts off the protection film of fixed plate 4 up end, and after the single operation of cutting off, control electric putter 6 drives blade 8 and resets, waits for the operation of cutting off once more, through shutdown mechanism 2, has avoided manual cutting off to cause the phenomenon of protection film damage, has improved work efficiency simultaneously.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a lithium cell protection film coiling mechanism, includes base (1), its characterized in that: the cutting mechanism (2) and the winding mechanism (3) are respectively arranged on the left side and the right side of the upper end face of the base (1), the cutting mechanism (2) comprises a fixed plate (4), a mounting frame (5) is arranged right above the fixed plate (4), an electric push rod (6) is installed at the top end of the interior of the mounting frame (5), sliding grooves (7) are formed in the front side and the rear side of the interior of the mounting frame (5), a blade (8) is connected between the two sliding grooves (7) in a sliding mode, the output end of the electric push rod (6) is fixedly connected with the upper end face of the blade (8), the winding mechanism (3) comprises two first support plates (9) which are symmetrically arranged from front to rear, a first rotating shaft (10) is rotatably connected between the two first support plates (9), a tensioning roller (11) is fixedly connected to the outer wall of the first rotating shaft (10), and two second support plates (12) which are symmetrically arranged from front to rear are arranged on the right side of the first support plates (9), two it is connected with second pivot (13) to rotate between second extension board (12), the outer wall fixedly connected with of second pivot (13) is taken up reel (14), the preceding terminal surface of first pivot (10) and second pivot (13) runs through first extension board (9) and second extension board (12) that are located the place ahead respectively and extends to the front end of first extension board (9) and second extension board (12) that are located the place ahead.
2. The lithium battery protection film winding device according to claim 1, wherein: the place ahead of base (1) is provided with mounting panel (15), motor (16) are installed to the up end of mounting panel (15), the transmission is connected with first belt (17) between the output shaft of first pivot (10) and motor (16), the transmission is connected with second belt (18) between the output shaft of second pivot (13) and motor (16).
3. The lithium battery protection film winding device according to claim 1, wherein: a cutting groove (19) is formed in the upper end face of the fixing plate (4), and the cutting groove (19) is located right below the blade (8).
4. The lithium battery protection film winding device according to claim 1, wherein: the upper end face of the base (1) is provided with a pressing plate (20), and the pressing plate (20) is located between the cutting mechanism (2) and the winding mechanism (3).
5. The lithium battery protection film winding device according to claim 1, wherein: limiting rings (21) are arranged on the front side and the rear side of the outer wall of the tensioning roller (11).
6. The lithium battery protection film winding device according to claim 2, characterized in that: the below of mounting panel (15) is provided with shock attenuation board (22), be provided with a plurality of evenly distributed's spring (23) between mounting panel (15) and shock attenuation board (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121621031.0U CN215438883U (en) | 2021-07-16 | 2021-07-16 | Lithium battery protection film coiling mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121621031.0U CN215438883U (en) | 2021-07-16 | 2021-07-16 | Lithium battery protection film coiling mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215438883U true CN215438883U (en) | 2022-01-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121621031.0U Active CN215438883U (en) | 2021-07-16 | 2021-07-16 | Lithium battery protection film coiling mechanism |
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| CN (1) | CN215438883U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114512703A (en) * | 2022-02-22 | 2022-05-17 | 佛山市天劲新能源科技有限公司 | Battery electricity core outer protection film wind |
| CN116788900A (en) * | 2023-08-25 | 2023-09-22 | 福建省乔东新型材料有限公司 | Non-woven fabric winding mechanism based on non-woven fabric processing equipment |
-
2021
- 2021-07-16 CN CN202121621031.0U patent/CN215438883U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114512703A (en) * | 2022-02-22 | 2022-05-17 | 佛山市天劲新能源科技有限公司 | Battery electricity core outer protection film wind |
| CN114512703B (en) * | 2022-02-22 | 2022-09-30 | 佛山市天劲新能源科技有限公司 | Outer protection film wind of battery electricity core |
| CN116788900A (en) * | 2023-08-25 | 2023-09-22 | 福建省乔东新型材料有限公司 | Non-woven fabric winding mechanism based on non-woven fabric processing equipment |
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230516 Address after: Room 9, 12th Floor, Park A, Building 1, No. 489 Gaogang Avenue, High tech Zone, Leshan City, Sichuan Province, 614000 Patentee after: Leshan Hangda Energy Storage Technology Co.,Ltd. Address before: Room 101, building 2, No.5 Xixiang Road, Hengli Town, Dongguan City, Guangdong Province 523000 Patentee before: DONGGUAN HANGDA ELECTRONIC Co.,Ltd. |
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| TR01 | Transfer of patent right |