CN215433826U - Protective film cutting equipment for lithium battery - Google Patents
Protective film cutting equipment for lithium battery Download PDFInfo
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- CN215433826U CN215433826U CN202121621009.6U CN202121621009U CN215433826U CN 215433826 U CN215433826 U CN 215433826U CN 202121621009 U CN202121621009 U CN 202121621009U CN 215433826 U CN215433826 U CN 215433826U
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- lithium battery
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Abstract
The utility model belongs to the technical field of lithium battery production, and particularly relates to protective film cutting equipment for a lithium battery, which comprises two side plates, wherein a hydraulic cylinder is arranged in the middle of the lower end surface of a transverse plate, the output end of the hydraulic cylinder is fixedly connected with a pressure rod, a movable plate is fixedly connected between two guide sleeves, the lower end surface of the movable plate is provided with an installation seat, an operation platform is arranged below a blade, the left side and the right side of the upper end surface of the operation platform are respectively provided with a pressing device, the protective film is horizontally laid on the upper end surface of the operation platform, the left side and the right side of the protective film are pressed and fixed through the two pressing devices, the hydraulic cylinder operates to drive the pressure rod and the blade to move downwards, two guide columns and two guide sleeves have the function of guiding the pressure rod and the function of limiting simultaneously to cut the protective film on the upper end surface of the operation platform, the cutting accuracy of the protective film is further improved, and the cutting efficiency of the protective film is improved while the cutting accuracy is improved.
Description
Technical Field
The utility model relates to the technical field of lithium battery production, in particular to a protective film cutting device for a lithium battery.
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 own high technical requirement limit, only a few national companies are producing such lithium metal batteries, and a protective film needs to be attached to the outside of the lithium battery.
However, most of the existing protective film cutting equipment for the lithium battery is manually cut, the accuracy is low, the product quality is influenced, the cutting efficiency of the protective film is low, and the production is influenced.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems in the background art, the utility model provides a cutting device for a protective film for a lithium battery, which has the characteristics of high cutting precision and high cutting efficiency.
In order to achieve the purpose, the utility model provides the following technical scheme: a cutting device for a protective film for a lithium battery comprises two side plates, wherein the upper end surfaces of the two side plates are fixedly connected with a transverse plate, a hydraulic cylinder is arranged in the middle of the lower end face of the transverse plate, a pressure rod is fixedly connected at the output end of the hydraulic cylinder, fixed rods are fixedly connected on the opposite sides of the two side plates, guide posts are fixedly connected on the opposite sides of the two fixed rods, guide sleeves are sleeved on the outer walls of the two guide posts, a movable plate is fixedly connected between the two guide sleeves, the middle part of the lower end surface of the movable plate is provided with a mounting seat, the bottom end of the pressure lever sequentially penetrates through the upper end surface of the movable plate and the inside of the mounting seat and extends to the lower part of the mounting seat, the left side and the right side of the lower end surface of the pressure lever are both provided with clamping plates, a blade is arranged between the two clamping plates, an operating platform is arranged below the blade, and pressing devices are arranged on the left side and the right side of the upper end face of the operating platform.
In order to enable the protective film to be horizontally laid on the upper end face of the operation platform and prevent the protective film from being folded, the preferred protective film cutting equipment for the lithium battery comprises a pressing plate, sliding rods are arranged on the front side and the rear side of the upper end face of the pressing plate, the bottom ends of the two sliding rods respectively penetrate through the front side and the rear side of the upper end face of the pressing plate and extend to the lower portion of the pressing plate to be fixedly connected with the upper end face of the operation platform, stop blocks are arranged at the top ends of the two sliding rods, first springs are arranged on the outer walls of the two sliding rods, and the two first springs are located between the two stop blocks and the pressing plate.
In order to prevent the lower end surfaces of the two pressing plates from being in hard contact with the protective film to damage the protective film, the protective film cutting equipment for the lithium battery is preferably provided with sponge layers on the lower end surfaces of the two pressing plates.
In order to limit the pressure lever and the blade and avoid the blade from being excessively contacted with the operating platform and damaging the blade during cutting, the outer wall of the pressure lever is fixedly connected with the limiting block, and the limiting block is positioned above the movable plate.
In order to assist the compression bar and the blade to reset after the single cutting is finished, as an optimal option of the protective film cutting equipment for the lithium battery, the outer wall of the compression bar is sleeved with a second spring, the top end of the second spring is fixedly connected with the lower end face of the movable plate, and the bottom end of the second spring is fixedly connected with the inner bottom end of the mounting seat.
In order to facilitate replacement of the blade and cutting of protective films of different specifications, the blade and the two clamping plates are detachably connected as the preferred protective film cutting equipment for the lithium battery.
Compared with the prior art, the utility model has the beneficial effects that:
when cutting operation is carried out, firstly, the protective film is horizontally laid on the upper end face of an operation platform, the left side and the right side of the protective film are pressed and fixed through two pressing devices, the protective film is flattened on the upper end face of the operation platform, the periphery of the protective film is positioned, a hydraulic cylinder is started, the hydraulic cylinder runs to drive a pressure rod and a blade to move downwards, two guide posts and two guide sleeves have a guiding effect on the pressure rod and have a limiting effect simultaneously, the pressure rod vertically moves up and down, the protective film on the upper end face of the operation platform is cut, the device is fixedly supported through the arrangement of two side plates and a transverse plate, the overall stability of the device is improved, the cutting accuracy of the protective film is further improved, after single cutting, the hydraulic cylinder is controlled to drive the pressure rod and the blade to reset, then cutting is carried out again, and mechanical cutting is carried out, the phenomenon that the protective film is damaged due to manual cutting is avoided, the cutting precision is improved, and meanwhile the cutting efficiency of the protective film is improved.
To sum up, this kind of protection film cutting equipment for lithium cell has the high and efficient characteristics of cutting precision.
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 a front view of the present invention;
FIG. 2 is a perspective view of the pressing device of the present invention;
FIG. 3 is an enlarged view of a portion of the structure of the present invention;
in the figure, 1, side plate; 2. a transverse plate; 3. a hydraulic cylinder; 4. a pressure lever; 5. fixing the rod; 6. a guide post; 7. a guide sleeve; 8. a movable plate; 9. a mounting seat; 10. a splint; 11. a blade; 12. an operating platform; 13. a pressing device; 14. pressing a plate; 15. a slide bar; 16. a stopper; 17. a first spring; 18. a limiting block; 19. a second 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 protective film cutting device for a lithium battery comprises two side plates 1, wherein the upper end faces of the two side plates 1 are fixedly connected with a transverse plate 2, the middle part of the lower end face of the transverse plate 2 is provided with a hydraulic cylinder 3, the output end of the hydraulic cylinder 3 is fixedly connected with a pressure rod 4, one opposite side of the two side plates 1 is fixedly connected with a fixed rod 5, one opposite side of the two fixed rods 5 is fixedly connected with a guide post 6, the outer walls of the two guide posts 6 are sleeved with guide sleeves 7, a movable plate 8 is fixedly connected between the two guide sleeves 7, the middle part of the lower end face of the movable plate 8 is provided with a mounting seat 9, the bottom end of the pressure rod 4 sequentially penetrates through the upper end face of the movable plate 8 and the inside of the mounting seat 9 and extends to the lower part of the mounting seat 9, the left side and the right side of the lower end face of the pressure rod 4 are provided with clamping plates 10, a blade 11 is arranged between the two clamping plates 10, and an operating platform 12 is arranged below the blade 11, the left side and the right side of the upper end face of the operating platform 12 are provided with pressing devices 13.
In this embodiment: the protective film is horizontally laid on the upper end face of an operation platform 12, the left side and the right side of the protective film are pressed and fixed through two pressing devices 13, the protective film is flattened on the upper end face of the operation platform 12 and is positioned on the periphery of the protective film, a hydraulic cylinder 3 is started, the hydraulic cylinder 3 runs to drive a pressure rod 4 and a blade 11 to move downwards, two guide posts 6 and two guide sleeves 7 have a guiding effect on the pressure rod 4 and have a limiting effect, the pressure rod 4 vertically moves up and down, the protective film on the upper end face of the operation platform 12 is cut, the protective film is fixedly supported by the arrangement of two side plates 1 and a transverse plate 2, the integral stability of the equipment is improved, the cutting accuracy of the protective film is further improved, after a single cutting, the hydraulic cylinder 3 is controlled to drive the pressure rod 4 and the blade 11 to reset, and then the cutting is carried out again, through mechanical cutting, the phenomenon that manual cutting causes damage of the protective film is avoided, and cutting efficiency of the protective film is improved while cutting precision is improved.
As a technical optimization scheme of the utility model, the pressing device 13 comprises a pressing plate 14, sliding rods 15 are arranged on the front and rear sides of the upper end surface of the pressing plate 14, the bottom ends of the two sliding rods 15 respectively penetrate through the front and rear sides of the upper end surface of the pressing plate 14 and extend to the lower part of the pressing plate 14 to be fixedly connected with the upper end surface of the operating platform 12, stoppers 16 are arranged at the top ends of the two sliding rods 15, first springs 17 are arranged on the outer walls of the two sliding rods 15, and the two first springs 17 are arranged between the two stoppers 16 and the pressing plate 14.
In this embodiment: the pressing plate 14 is moved by manually overcoming the resistance of the first spring 17, the sliding rod 15 has a guiding effect on the pressing plate 14, the pressing plate 14 is enabled to move horizontally upwards, the protective film is placed between the pressing plate 14 and the operating platform 12, the pressing plate 14 is released and reset, the lower end face of the pressing plate 14 and the upper end face of the operating platform 12 are respectively abutted to the upper end face and the lower end face of the protective film, and therefore the protective film is fixed, wrinkles of the protective film are avoided, and cutting is affected.
As a technical optimization scheme of the utility model, the lower end faces of the two pressing plates 14 are respectively provided with a sponge layer.
In this embodiment: through the setting of sponge layer, two clamp plates 14 have effectively been prevented from crushing the protection film.
As a technical optimization scheme of the utility model, the outer wall of the pressure lever 4 is fixedly connected with a limiting block 18, and the limiting block 18 is positioned above the movable plate 8.
In this embodiment: the limiting block 18 has a limiting effect on the pressure lever 4, so that the blade 11 is prevented from being excessively contacted with the operating platform 12 when the blade 11 is cut, and the blade 11 is prevented from being damaged.
As a technical optimization scheme of the utility model, the outer wall of the pressure lever 4 is sleeved with a second spring 19, the top end of the second spring 19 is fixedly connected with the lower end face of the movable plate 8, and the bottom end of the second spring 19 is fixedly connected with the inner bottom end of the mounting seat 9.
In this embodiment: at the end of the single cut, the auxiliary pressure lever 4 and the blade 11 are reset by the elastic force of the second spring 19.
As a technical optimization scheme of the utility model, the blade 11 and the two clamping plates 10 are detachably connected.
In this embodiment: the blade 11 and the two clamping plates 10 are detachably connected, so that the blade 11 is convenient to replace, and the protective films of different specifications are cut.
The working principle and the using process of the utility model are as follows: when cutting operation is carried out, firstly, a protective film is horizontally laid on the upper end face of an operation platform 12, the left side and the right side of the protective film are pressed and fixed through two pressing devices 13, the protective film is flattened on the upper end face of the operation platform 12, the periphery of the protective film is positioned, a hydraulic cylinder 3 is started, the hydraulic cylinder 3 runs to drive a pressure rod 4 and a blade 11 to move downwards, two guide posts 6 and two guide sleeves 7 have a guiding function on the pressure rod 4 and have a limiting function, the pressure rod 4 vertically moves up and down, the protective film on the upper end face of the operation platform 12 is cut, the protective film has a fixed supporting function on equipment through the arrangement of two side plates 1 and a transverse plate 2, the integral stability of the equipment is improved, the accuracy of cutting the protective film is further improved, after a single cutting, the hydraulic cylinder 3 is controlled to drive the pressure rod 4 and the blade 11 to reset, and then cutting is carried out again, and through mechanical cutting, the phenomenon that the protective film is damaged due to manual cutting is avoided, and the cutting efficiency of the protective film is improved while the cutting precision is improved.
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 protection film cutting equipment for lithium cell, includes two curb plates (1), its characterized in that: the upper end faces of the two side plates (1) are fixedly connected with a transverse plate (2), the middle part of the lower end face of the transverse plate (2) is provided with a hydraulic cylinder (3), the output end of the hydraulic cylinder (3) is fixedly connected with a pressure rod (4), one opposite side of the two side plates (1) is fixedly connected with a fixed rod (5), one opposite side of the two fixed rods (5) is fixedly connected with a guide post (6), the outer wall of the two guide posts (6) is sleeved with a guide sleeve (7), a movable plate (8) is fixedly connected between the two guide sleeves (7), the middle part of the lower end face of the movable plate (8) is provided with a mounting seat (9), the bottom end of the pressure rod (4) sequentially penetrates through the upper end face of the movable plate (8) and the inside of the mounting seat (9) and extends to the lower part of the mounting seat (9), clamping plates (10) are arranged on the left and right sides of the lower end face of the pressure rod (4), two be provided with blade (11) between splint (10), the below of blade (11) is provided with operation platform (12), operation platform (12)'s the up end left and right sides all is provided with closing device (13).
2. The protective film cutting apparatus for a lithium battery as claimed in claim 1, wherein: closing device (13) are including clamp plate (14), both sides all are provided with slide bar (15) around the up end of clamp plate (14), two slide bar (15) the bottom run through the both sides around the up end of clamp plate (14) respectively and extend to the below of clamp plate (14) and the up end fixed connection of operation platform (12), two slide bar (15) the top all is provided with dog (16), two slide bar (15) the outer wall all is provided with first spring (17), two first spring (17) all are located between two dog (16) and clamp plate (14).
3. The protective film cutting apparatus for a lithium battery as claimed in claim 2, wherein: the lower end surfaces of the two pressing plates (14) are provided with sponge layers.
4. The protective film cutting apparatus for a lithium battery as claimed in claim 1, wherein: the outer wall fixedly connected with stopper (18) of depression bar (4), stopper (18) are located the top of fly leaf (8).
5. The protective film cutting apparatus for a lithium battery as claimed in claim 1, wherein: the outer wall of the pressure lever (4) is sleeved with a second spring (19), the top end of the second spring (19) is fixedly connected with the lower end face of the movable plate (8), and the bottom end of the second spring (19) is fixedly connected with the inner bottom end of the mounting seat (9).
6. The protective film cutting apparatus for a lithium battery as claimed in claim 1, wherein: the blade (11) and the two clamping plates (10) are detachably connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121621009.6U CN215433826U (en) | 2021-07-16 | 2021-07-16 | Protective film cutting equipment for lithium battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121621009.6U CN215433826U (en) | 2021-07-16 | 2021-07-16 | Protective film cutting equipment for lithium battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215433826U true CN215433826U (en) | 2022-01-07 |
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ID=79682559
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121621009.6U Active CN215433826U (en) | 2021-07-16 | 2021-07-16 | Protective film cutting equipment for lithium battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215433826U (en) |
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2021
- 2021-07-16 CN CN202121621009.6U patent/CN215433826U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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 |