CN220585253U - Be used for pole piece wrinkle chasing device - Google Patents
Be used for pole piece wrinkle chasing device Download PDFInfo
- Publication number
- CN220585253U CN220585253U CN202321853942.5U CN202321853942U CN220585253U CN 220585253 U CN220585253 U CN 220585253U CN 202321853942 U CN202321853942 U CN 202321853942U CN 220585253 U CN220585253 U CN 220585253U
- Authority
- CN
- China
- Prior art keywords
- rotating shaft
- pole piece
- roller
- gear
- winding
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 230000037303 wrinkles Effects 0.000 title claims abstract description 24
- 238000004804 winding Methods 0.000 claims abstract description 36
- 230000007246 mechanism Effects 0.000 claims abstract description 9
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 230000005540 biological transmission Effects 0.000 claims description 8
- 239000011248 coating agent Substances 0.000 claims description 7
- 238000000576 coating method Methods 0.000 claims description 7
- 229910052751 metal Inorganic materials 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- 229910052744 lithium Inorganic materials 0.000 abstract description 5
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 2
- 238000005096 rolling process Methods 0.000 description 13
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 4
- 229910001416 lithium ion Inorganic materials 0.000 description 4
- 230000008569 process Effects 0.000 description 3
- 239000011888 foil Substances 0.000 description 2
- 229910000733 Li alloy Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000001989 lithium alloy Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000007773 negative electrode material Substances 0.000 description 1
- 239000011255 nonaqueous electrolyte Substances 0.000 description 1
- 239000007774 positive electrode material Substances 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Classifications
-
- 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
Landscapes
- Winding Of Webs (AREA)
Abstract
The utility model discloses a pole piece wrinkle removing device, which is applied to the technical field of lithium battery production equipment, and has the technical scheme that: comprises a base and a fixing frame arranged on the base, wherein a flattening mechanism for removing wrinkles of the pole piece is arranged on the fixing frame; the flattening mechanism comprises a motor arranged on a fixed frame, a first rotating shaft penetrating through the fixed frame is coaxially connected to the output end of the motor, a guide-in roller is sleeved on the first rotating shaft, one end, far away from the motor, of the first rotating shaft is connected with a first gear, a second rotating shaft is rotatably connected to the fixed frame, positioned above the guide-in roller, a flattening roller is sleeved on the outer side of the second rotating shaft, and the end part of the second rotating shaft is connected with a second gear meshed with the first gear; a winding component for winding the pole piece is arranged on the base; the method has the technical effects that: the pole piece is rolled, the winding component stretches the pole piece, and the pole piece wrinkle removal is conveniently and rapidly achieved.
Description
Technical Field
The utility model relates to the technical field of lithium battery production equipment, in particular to a pole piece wrinkle removing device.
Background
Lithium batteries are a type of battery using a nonaqueous electrolyte solution with lithium metal or lithium alloy as a positive/negative electrode material, and a pole piece is an important component in lithium batteries.
Coating is used as one of key processes for manufacturing the lithium ion battery, the consistency of coating directly influences the manufacturing capacity of subsequent processes and the qualification rate of the lithium ion battery, and along with the improvement of the energy density of the lithium ion battery, a foil with a thinner thickness is used for coating a substrate of the lithium ion battery, but folds are easily formed on the surface of a pole piece in the process of rolling the foil.
Disclosure of Invention
The utility model aims to provide a pole piece wrinkle removing device, which has the advantages that: the pole piece is rolled, the winding component stretches the pole piece, and the pole piece wrinkle removal is conveniently and rapidly achieved.
The technical aim of the utility model is realized by the following technical scheme: the device for removing the wrinkles of the pole pieces comprises a base and a fixing frame arranged on the base, wherein a flattening mechanism for removing the wrinkles of the pole pieces is arranged on the fixing frame;
the flattening mechanism comprises a motor arranged on a fixing frame, a first rotating shaft penetrating through the fixing frame is coaxially connected to the output end of the motor, a guide-in roller is sleeved on the first rotating shaft, a first gear is connected to one end, far away from the motor, of the first rotating shaft, a second rotating shaft is rotatably connected to the upper part of the guide-in roller on the fixing frame, a flattening roller is sleeved on the outer side of the second rotating shaft, and a second gear meshed with the first gear is connected to the end part of the second rotating shaft;
and a winding component for winding the pole piece is arranged on the base.
Through the technical scheme, when needing to remove the wrinkle to the polar plate, pass the gap between leading-in roller and the flattening roller with the pole piece, fix on the rolling subassembly, at this moment, driving motor drives first pivot and rotates, first pivot drives leading-in roller and first gear rotation respectively, first gear drives the second gear and rotates, the second gear drives the second pivot and rotates, and then the second pivot drives the flattening roller and rotates, through leading-in roller and flattening roller's continuous rotation, carry out the roll-in to the polar plate, the rolling subassembly stretches the pole piece, convenient and fast's realization pole piece removes the wrinkle.
The utility model is further provided with: the winding assembly comprises a supporting frame arranged on the base, a winding shaft is connected to the supporting frame in a rotating mode, a winding drum is sleeved on the winding shaft, and the winding shaft is connected with the second rotating shaft through a driving piece.
The utility model is further provided with: the driving piece comprises a driving wheel connected to one end of the second rotating shaft far away from the second gear, the end part of the winding shaft is fixedly connected with a driven wheel, and a transmission belt is movably connected between the driving wheel and the driven wheel.
The utility model is further provided with: the surface of the flattening roller is provided with a metal coating, and the thickness of the metal coating is 1-1.5mm.
The utility model is further provided with: the radian theta of the flattening roller ranges from 20 degrees to 30 degrees.
To sum up, when needing to remove the wrinkle to the polar plate, pass the gap between leading-in roller and the flattening roller with the pole piece, fix on the rolling subassembly, at this moment, driving motor drives first pivot and rotates, first pivot drives leading-in roller and first gear rotation respectively, first gear drives the second gear and rotates, the second gear drives the second pivot and rotates, and then the second pivot drives the flattening roller and rotates, through leading-in roller and flattening roller's continuous rotation, carry out the roll-in to the polar plate, the rolling subassembly stretches the pole piece, convenient and fast's realization pole piece removes the wrinkle.
Drawings
Fig. 1 is a front view of the present embodiment;
FIG. 2 is a top view of the present embodiment;
FIG. 3 is a schematic view showing the overall structure of the flattening mechanism of the present embodiment;
fig. 4 is a schematic diagram of the overall structure of the winding assembly according to the present embodiment.
Reference numerals: 1. a base; 2. a fixing frame; 3. an introducing roller; 4. a flattening roller; 5. a motor; 6. a first rotating shaft; 7. a second rotating shaft; 8. a first gear; 9. a second gear; 10. a driving wheel; 11. driven wheel; 12. a transmission belt; 13. a support frame; 14. a winding shaft; 15. and (5) winding the winding drum.
Detailed Description
The present utility model will be described in further detail with reference to the accompanying drawings.
Examples: referring to figures 1-4, the device for removing wrinkles of the pole piece comprises a base 1 and a fixing frame 2 arranged on the base 1, wherein the fixing frame 2 is of an L-shaped structure, and a flattening mechanism for removing wrinkles of the pole piece is arranged on the fixing frame 2; the flattening mechanism comprises a motor 5 arranged on a vertical shaft of a fixed frame 2, a first rotating shaft 6 penetrating through the fixed frame 2 is coaxially and fixedly connected to the output end of the motor 5, a leading-in roller 3 is sleeved on the first rotating shaft 6, a first gear 8 is welded at one end, far away from the motor 5, of the first rotating shaft 6, a second rotating shaft 7 is rotatably connected to the upper part of the leading-in roller 3 on the fixed frame 2, a flattening roller 4 is sleeved on the outer side of the second rotating shaft 7, a second gear 9 meshed with the first gear 8 is fixedly connected to the end part of the second rotating shaft 7, a rolling component for rolling pole pieces is arranged on a base 1, the rolling component comprises a supporting frame 13 arranged on the base 1, the supporting frame 13 is of an L-shaped structure, a rolling shaft 14 is rotatably connected to the supporting frame 13, a rolling cylinder 15 is sleeved on the rolling shaft 14, the rolling shaft 14 is connected with the second rotating shaft 7 through a driving piece, the driving piece comprises a driving wheel 10 fixedly connected to one end part, far away from the second gear 9, of the driving wheel 11 is fixedly connected to the end part of the rolling shaft 14, a driven wheel 11 is movably connected between the driving wheel 10 and the driving wheel 11, and the driving wheel 11 is movably connected with a transmission belt 12;
specifically, the pole piece passes through a gap between the leading-in roller 3 and the flattening roller 4 and winds on the winding drum 15, the driving motor 5 drives the first rotating shaft 6 to rotate, the first rotating shaft 6 drives the leading-in roller 3 and the first gear 8 to rotate respectively, the first gear 8 drives the second gear 9 to rotate, the second gear 9 drives the second rotating shaft 7 to rotate, and then the second rotating shaft 7 drives the flattening roller 4 to rotate, the leading-in roller 3 and the flattening roller 4 continuously rotate, the pole piece is rolled, at the moment, the second rotating shaft 7 drives the driving wheel 10 to rotate, the driving wheel 10 drives the transmission belt 12 to move, the transmission belt 12 drives the driven wheel 11 to rotate, the driven wheel 11 drives the winding drum 14 to rotate, the winding drum 14 drives the winding drum 15 to rotate, the winding drum 15 winds the pole piece, the winding drum 15 stretches the pole piece, and the pole piece continuously stretches and wrinkles are removed.
Further, the surface of the flattening roller 4 is provided with a metal coating, the thickness is 1-1.5mm, the radian theta of the flattening roller 4 ranges from 20 degrees to 30 degrees, and because of the radian theta of the flattening roller 4, a friction force is generated between the pole piece and the flattening roller 4 along the center of the flattening roller 4 to two sides, the pole piece stretches to two sides of the flattening roller 4, and the pole piece wrinkling phenomenon is eliminated. The friction force is in direct proportion to the radian theta, and the larger the radian theta is, the better the flattening effect is.
The operation steps are as follows: the pole piece passes through a gap between the leading-in roller 3 and the flattening roller 4 and is wound on a winding drum 15, a driving motor 5 drives a first rotating shaft 6 to rotate, the first rotating shaft 6 drives the leading-in roller 3 and a first gear 8 to rotate respectively, the first gear 8 drives a second gear 9 to rotate, the second gear 9 drives a second rotating shaft 7 to rotate, the second rotating shaft 7 drives the flattening roller 4 to rotate, the leading-in roller 3 and the flattening roller 4 continuously rotate, the pole piece is rolled, at the moment, the second rotating shaft 7 drives a driving wheel 10 to rotate, the driving wheel 10 drives a transmission belt 12 to move, the transmission belt 12 drives a driven wheel 11 to rotate, the driven wheel 11 drives a winding shaft 14 to rotate, the winding shaft 14 drives the winding drum 15 to rotate, the winding drum 15 winds the pole piece, the winding drum 15 stretches the pole piece, and the pole piece continuously stretches and stretches, so that the wrinkle removal of the pole piece is realized.
The present embodiment is only for explanation of the present utility model and is not to be construed as limiting the present utility model, and modifications to the present embodiment, which may not creatively contribute to the present utility model as required by those skilled in the art after reading the present specification, are all protected by patent laws within the scope of claims of the present utility model.
Claims (5)
1. Be used for pole piece wrinkle removal device, its characterized in that: the pole piece wrinkle-removing device comprises a base (1) and a fixing frame (2) arranged on the base (1), wherein a flattening mechanism for removing wrinkles of the pole piece is arranged on the fixing frame (2);
the flattening mechanism comprises a motor (5) arranged on a fixing frame (2), a first rotating shaft (6) penetrating through the fixing frame (2) is coaxially connected to the output end of the motor (5), a guide-in roller (3) is sleeved on the first rotating shaft (6), one end, far away from the motor (5), of the first rotating shaft (6) is connected with a first gear (8), a second rotating shaft (7) is rotatably connected to the upper portion, located above the guide-in roller (3), of the fixing frame (2), a flattening roller (4) is sleeved on the outer side of the second rotating shaft (7), and a second gear (9) meshed with the first gear (8) is connected to the end portion of the second rotating shaft (7).
And a winding component for winding the pole piece is arranged on the base (1).
2. A wrinkle removal device for pole pieces as claimed in claim 1, wherein: the winding assembly comprises a supporting frame (13) arranged on the base (1), a winding shaft (14) is rotatably connected to the supporting frame (13), a winding drum (15) is sleeved on the winding shaft (14), and the winding shaft (14) is connected with the second rotating shaft (7) through a driving piece.
3. A wrinkle removal device for pole pieces as claimed in claim 2, wherein: the driving piece comprises a driving wheel (10) connected to one end of the second rotating shaft (7) far away from the second gear (9), the end part of the winding shaft (14) is fixedly connected with a driven wheel (11), and a transmission belt (12) is movably connected between the driving wheel (10) and the driven wheel (11).
4. A wrinkle removal device for pole pieces as claimed in claim 1, wherein: the surface of the flattening roller (4) is provided with a metal coating, and the thickness is 1-1.5mm.
5. A wrinkle removal device for pole pieces as defined in claim 4, wherein: the radian theta of the flattening roller (4) ranges from 20 degrees to 30 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321853942.5U CN220585253U (en) | 2023-07-14 | 2023-07-14 | Be used for pole piece wrinkle chasing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321853942.5U CN220585253U (en) | 2023-07-14 | 2023-07-14 | Be used for pole piece wrinkle chasing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220585253U true CN220585253U (en) | 2024-03-12 |
Family
ID=90111392
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321853942.5U Active CN220585253U (en) | 2023-07-14 | 2023-07-14 | Be used for pole piece wrinkle chasing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220585253U (en) |
-
2023
- 2023-07-14 CN CN202321853942.5U patent/CN220585253U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |