CN210884544U - Wet diaphragm tension partition mechanism - Google Patents
Wet diaphragm tension partition mechanism Download PDFInfo
- Publication number
- CN210884544U CN210884544U CN201921713286.2U CN201921713286U CN210884544U CN 210884544 U CN210884544 U CN 210884544U CN 201921713286 U CN201921713286 U CN 201921713286U CN 210884544 U CN210884544 U CN 210884544U
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- China
- Prior art keywords
- roller
- motor
- shaft coupling
- bearing seat
- diaphragm
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- 230000007246 mechanism Effects 0.000 title claims abstract description 16
- 238000005192 partition Methods 0.000 title description 3
- 238000000034 method Methods 0.000 claims abstract description 18
- 230000008569 process Effects 0.000 claims abstract description 17
- 230000005540 biological transmission Effects 0.000 claims abstract description 10
- 230000008878 coupling Effects 0.000 claims description 26
- 238000010168 coupling process Methods 0.000 claims description 26
- 238000005859 coupling reaction Methods 0.000 claims description 26
- 230000033001 locomotion Effects 0.000 claims description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 238000004381 surface treatment Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 2
- 230000000007 visual effect Effects 0.000 claims description 2
- 230000007717 exclusion Effects 0.000 claims 7
- 239000012528 membrane Substances 0.000 claims 7
- 238000004519 manufacturing process Methods 0.000 description 6
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 4
- 229910001416 lithium ion Inorganic materials 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000003792 electrolyte Substances 0.000 description 3
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 229910052804 chromium Inorganic materials 0.000 description 2
- 239000011651 chromium Substances 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 102000004310 Ion Channels Human genes 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 230000008034 disappearance Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009713 electroplating Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
Images
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
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- Manufacture Of Motors, Generators (AREA)
Abstract
The utility model discloses a wet process diaphragm tension cuts off mechanism. The tension isolating device comprises a left fixing plate, a right fixing plate, a 1# roller, a 2# roller, a 3# roller, a 4# roller, a 1# coupler, a 2# coupler, a 3# coupler, a 4# coupler, a 1# motor, a 2# motor, a 3# motor, a 4# motor, a 1# bearing seat, a 2# bearing seat, a 3# bearing seat, a 4# bearing seat and a diaphragm. The utility model discloses each motor speed is adjusted to the accessible, cooperates the diaphragm tension that changes, and the device simple structure, and the cost is low, and the diaphragm forms big cornerite in transmission path to the tension that can effectively realize the diaphragm cuts off.
Description
Technical Field
The utility model relates to a belong to wet process lithium battery diaphragm production technical field, especially relate to a wet process diaphragm tension cuts off mechanism.
Background
The diaphragm plays a role in separating the anode and the cathode in the charge and discharge process of the lithium ion battery, preventing the two electrodes from contacting and short-circuiting, absorbing enough electrolyte, providing enough electrolyte lithium ion channels, having a micropore self-closing protection function and the like. The lithium ion conductivity of the separator is directly related to the overall performance of the lithium ion battery, and the performance of the separator determines the interface structure of the battery, the retentivity of electrolyte, the internal resistance of the battery and the like, so that the important characteristics of the battery, such as capacity, cycle performance, charge-discharge current density, safety and the like, are influenced.
Existing wet separator manufacturing methods generally include: batching and casting → bidirectional stretching → extraction → transverse stretching → rolling inspection. The continuous production is started from the batch casting to the rolling completion. Each part has corresponding tension control, and because the diaphragm has different degrees of deformation in the manufacturing process, the diaphragm needs to be subjected to tension separation.
In the prior art, one method is to adopt pressing force applied by the self weight of a pressing roller to cut off tension in different transmission processes, but the device is only suitable for thick diaphragms and is not suitable for the production of ultrathin diaphragms at the present stage. The other is to adopt the vacuum adsorption roller to carry out the tension to cut off in the diaphragm transmission process, but this roller cost is higher, and the maintenance is difficult, is unfavorable for diaphragm manufacturing to use widely in a large area.
Disclosure of Invention
Therefore, in view of the above-mentioned disappearance, the utility model provides a wet process diaphragm tension cuts off mechanism, the device can cooperate the diaphragm tension that changes through adjusting each motor speed to the device simple structure, the cost is low, and the diaphragm can form big cornerite in transmission process, thereby can effectively realize the tension of diaphragm and cut off.
The utility model provides a technical problem can adopt following technical scheme now:
the utility model provides a wet process diaphragm tension cuts off mechanism, includes left fixed plate, right fixed plate, 1# roller, 2# roller, 3# roller, 4# roller, 1# shaft coupling, 2# shaft coupling, 3# shaft coupling, 4# shaft coupling, 1# motor, 2# motor, 3# motor, 4# motor, 1# bearing frame, 2# bearing frame, 3# bearing frame, 4# bearing frame, the diaphragm, 1# roller, 2# roller, 3# roller, 4# roller place respectively between left fixed plate and right fixed plate, 1# roller place directly over 2# roller, 2# roller and 3# roller parallel placement, 4# roller place directly over 3# roller and parallel with 1# roller, 1# shaft coupling, 2# shaft coupling, 3# shaft coupling, 4# shaft coupling install respectively on left fixed plate, 1# bearing frame, 2# bearing frame, 3# bearing frame, The 4# bearing seats are respectively installed on the right fixing plate, the 1# motor, the 2# motor, the 3# motor and the 4# motor are respectively connected with corresponding rollers through corresponding couplers, and the diaphragm sequentially passes through the 1# roller, the 2# roller, the 3# roller and the 4# roller to perform transmission movement.
Wherein, visual windows are arranged between the left fixing plate and the right fixing plate.
Furthermore, the diameters of the roller No. 1, the roller No. 2, the roller No. 3 and the roller No. 4 are the same, the surfaces of the rollers are all subjected to super mirror surface treatment after stainless steel is electroplated with chromium, and the roughness Ra is less than or equal to 0.02 mu m.
Further, the shortest distance between the surfaces of the roller No. 1 and the roller No. 2 does not exceed the diameter 1/5 of the roller, and the rotating directions of the two rollers are opposite. The shortest distance between the surfaces of the roller No. 2 and the roller No. 3 does not exceed the diameter 1/5 of the roller, and the rotating directions of the two rollers are the same. The shortest distance between the surfaces of the 3# roller and the 4# roller does not exceed the diameter 1/5 of the rollers, and the rotating directions of the two rollers are opposite.
Further, 1# bearing frame, 2# bearing frame, 3# bearing frame, 4# bearing frame are integral vertical bearing frame.
The 1# motor, the 2# motor, the 3# motor and the 4# motor are all variable frequency motors controlled by a PLC.
The utility model has the advantages as follows:
the utility model relates to a wet process diaphragm tension cuts off mechanism, through adjusting each motor speed, the diaphragm tension that the cooperation changes to the device simple structure, the cost is low, and the diaphragm can form big cornerite in transmission path, thereby can effectively realize the tension of diaphragm and cut off.
Drawings
For the purpose of more clearly explaining the embodiments, technical solutions and advantages of the present invention are more clear, the present invention provides the following drawings for explaining:
fig. 1 is a schematic structural diagram of the present invention. In the figure: 1-left fixed plate, 2-right fixed plate, 3-1# roller, 4-2# roller, 5-3# roller, 6-4# roller, 7-1# coupler, 8-2# coupler, 9-3# coupler, 10-4# coupler, 11-1# motor, 12-2# motor, 13-3# motor, 14-4# motor, 15-1# bearing seat, 16-2# bearing seat, 17-3# bearing seat, 18-4# bearing seat and 19-diaphragm;
fig. 2 is a schematic diagram of the diaphragm transmission of the present invention.
Detailed Description
Preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
As shown in fig. 1, it is a schematic diagram of a wet process diaphragm tension partition mechanism of the present invention. This example wet process is tension cut-off device for diaphragm manufacturing, including left fixed plate 1, right fixed plate 2, 1# roller 3, 2# roller 4, 3# roller 5, 4# roller 6, 1# shaft coupling 7, 2# shaft coupling 8, 3# shaft coupling 9, 4# shaft coupling 10, 1# motor 11, 2# motor 12, 3# motor 13, 4# motor 14, 1# bearing frame 15, 2# bearing frame 16, 3# bearing frame 17, 4# bearing frame 18, diaphragm 19, 1# roller 3, 2# roller 4, 3# roller 5, 4# roller 6 place between left fixed plate 1 and right fixed plate 2 respectively, 1# roller 3 place directly over 2# roller 4, 2# roller 4 and 3# roller 5 place in parallel, 4# roller 6 place directly over 3# roller 5 and with 1# roller shaft coupling 3, 1# roller 7, 2# roller 4, 2# shaft coupling 8, 3# shaft coupling 9, 4# shaft coupling 10 install respectively on left fixed plate 1, 1# bearing frame 15, 2# bearing frame 16, 3# bearing frame 17, 4# bearing frame 18 install respectively on right fixed plate 2, 1# motor 11, 2# motor 12, 3# motor 13, 4# motor 14 respectively through the corresponding roller of shaft coupling connection.
And the middle parts of the left fixing plate 1 and the right fixing plate 2 are provided with visible windows, so that the motion state of the diaphragm between the rollers can be observed.
The diameters of the roller No. 13, the roller No. 2, the roller No. 3 and the roller No. 4 are the same, the surface material is stainless steel, the chromium electroplating is adopted for the super mirror surface treatment, the roughness Ra is less than or equal to 0.02 mu m, and therefore the friction resistance of the diaphragm in the transmission process is ensured to be small.
The shortest distance between the surfaces of the roller No. 13 and the roller No. 2 4 does not exceed the roller diameter 1/5, and the rotating directions of the rollers are opposite. The shortest distance between the surfaces of the 2# roller 4 and the 3# roller 5 does not exceed the roller diameter 1/5, and the rotation directions of the two rollers are the same. The shortest distance between the surfaces of the 3# roller 5 and the 4# roller 6 does not exceed the roller diameter 1/5, and the rotating directions of the two rollers are opposite.
The 1# motor 11, the 2# motor 12, the 3# motor 13 and the 4# motor 14 are all variable frequency motors controlled by a PLC.
The 1# bearing seat 15, the 2# bearing seat 16, the 3# bearing seat 17 and the 4# bearing seat 18 are all integral vertical bearing seats.
The diaphragm 19 sequentially passes through the 1# roller 3, the 2# roller 4, the 3# roller 5 and the 4# roller 6 for transmission movement, so that an omega-shaped large wrap angle path can be achieved, and the effect of tension separation is ensured.
The above description is only the specific implementation manner of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can substitute or change the technical solution of the present invention and the design of the present invention within the technical scope of the present invention.
Claims (8)
1. The utility model provides a wet process diaphragm tension cuts off mechanism which characterized in that: comprises a left fixing plate (1), a right fixing plate (2), a # 1 roller (3), a # 2 roller (4), a # 3 roller (5), a # 4 roller (6), a # 1 shaft coupling (7), a # 2 shaft coupling (8), a # 3 shaft coupling (9), a # 4 shaft coupling (10), a # 1 motor (11), a # 2 motor (12), a # 3 motor (13), a # 4 motor (14), a # 1 bearing seat (15), a # 2 bearing seat (16), a # 3 bearing seat (17), a # 4 bearing seat (18), a diaphragm (19), wherein the # 1 roller (3), the # 2 roller (4), the # 3 roller (5) and the # 4 roller (6) are respectively placed between the left fixing plate (1) and the right fixing plate (2), the # 1 roller (3) is placed right above the # 2 roller (4), the # 2 roller (4) is placed parallel to the # 3 roller (5), and the # 4 roller (6) is placed right above the # 3 roller (5) and parallel to the # 3 roller (3), 1# shaft coupling (7), 2# shaft coupling (8), 3# shaft coupling (9), 4# shaft coupling (10) install on left fixed plate (1), 1# bearing frame (15), 2# bearing frame (16), 3# bearing frame (17), 4# bearing frame (18) install on right fixed plate (2), 1# motor (11), 2# motor (12), 3# motor (13), 4# motor (14) respectively through the corresponding roller of shaft coupling connection, diaphragm (19) loop through 1# roller (3), 2# roller (4), 3# roller (5), 4# roller (6) and carry out the transmission motion.
2. The wet process membrane tension exclusion mechanism of claim 1, wherein: visual windows are arranged in the middle of the left fixing plate (1) and the right fixing plate (2).
3. The wet process membrane tension exclusion mechanism of claim 1, wherein: the diameters of the No. 1 roller (3), the No. 2 roller (4), the No. 3 roller (5) and the No. 4 roller (6) are the same, the surface materials of the rollers are stainless steel chromium-plated and then are subjected to super mirror surface treatment, and the roughness Ra is less than or equal to 0.02 mu m.
4. The wet process membrane tension exclusion mechanism of claim 3, wherein: the shortest distance between the surfaces of the 1# roller (3) and the 2# roller (4) does not exceed the roller diameter 1/5, and the rotating directions of the two rollers are opposite.
5. The wet process membrane tension exclusion mechanism of claim 3, wherein: the shortest distance between the surfaces of the 2# roller (4) and the 3# roller (5) does not exceed the roller diameter 1/5, and the rotating directions of the two rollers are the same.
6. The wet process membrane tension exclusion mechanism of claim 3, wherein: the shortest distance between the surfaces of the 3# roller (5) and the 4# roller (6) does not exceed the roller diameter 1/5, and the rotating directions of the two rollers are opposite.
7. The wet process membrane tension exclusion mechanism of claim 1, wherein: the 1# motor (11), the 2# motor (12), the 3# motor (13) and the 4# motor (14) are all variable frequency motors controlled by a PLC.
8. The wet process membrane tension exclusion mechanism of claim 1, wherein: the 1# bearing seat (15), the 2# bearing seat (16), the 3# bearing seat (17) and the 4# bearing seat (18) are integral vertical bearing seats.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921713286.2U CN210884544U (en) | 2019-10-14 | 2019-10-14 | Wet diaphragm tension partition mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921713286.2U CN210884544U (en) | 2019-10-14 | 2019-10-14 | Wet diaphragm tension partition mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210884544U true CN210884544U (en) | 2020-06-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921713286.2U Active CN210884544U (en) | 2019-10-14 | 2019-10-14 | Wet diaphragm tension partition mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210884544U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110589571A (en) * | 2019-10-14 | 2019-12-20 | 中材锂膜有限公司 | Wet diaphragm tension partition mechanism |
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2019
- 2019-10-14 CN CN201921713286.2U patent/CN210884544U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110589571A (en) * | 2019-10-14 | 2019-12-20 | 中材锂膜有限公司 | Wet diaphragm tension partition mechanism |
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