CN221063983U - Lithium battery pole piece roll squeezer - Google Patents
Lithium battery pole piece roll squeezer Download PDFInfo
- Publication number
- CN221063983U CN221063983U CN202323045486.4U CN202323045486U CN221063983U CN 221063983 U CN221063983 U CN 221063983U CN 202323045486 U CN202323045486 U CN 202323045486U CN 221063983 U CN221063983 U CN 221063983U
- Authority
- CN
- China
- Prior art keywords
- pole piece
- roller
- lithium battery
- battery pole
- roll squeezer
- 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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Links
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 15
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 15
- 230000005540 biological transmission Effects 0.000 claims abstract description 27
- 238000005096 rolling process Methods 0.000 claims abstract description 14
- 238000001179 sorption measurement Methods 0.000 claims description 17
- 238000003825 pressing Methods 0.000 claims description 9
- 238000010521 absorption reaction Methods 0.000 abstract description 12
- 238000010438 heat treatment Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000011888 foil Substances 0.000 description 3
- 238000007664 blowing Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000005030 aluminium foil Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 238000004804 winding Methods 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
- Battery Electrode And Active Subsutance (AREA)
Abstract
The utility model discloses a lithium battery pole piece roller press, which comprises a machine case, wherein a first roller and a second roller are arranged in the machine case up and down, and the first roller and the second roller are used for extruding pole pieces; the transmission assembly is positioned on one side of the machine case and used for conveying the pole piece into the machine case for rolling. Through having seted up a plurality of absorption holes on the conveyer belt, work through the negative pressure vacuum machine, can carry out the evacuation to the conveyer belt of mounting bracket inside through the exhaust tube, form little negative pressure on the absorption hole for the conveyer belt can adsorb the polar plate through the absorption hole, fixes spacing to the polar plate, avoids the polar plate to take place to curl, fold, side bend phenomenon such as, drives the clamp plate through the cylinder and descends, can extrude the polar plate after its below roll-in, can make the polar plate level.
Description
Technical Field
The utility model belongs to the technical field of battery pole piece production equipment, and particularly relates to a lithium battery pole piece roller press.
Background
The rolling of the battery pole piece is an important link in the production process of the lithium ion battery, and the aim is to obtain the pole piece meeting the design requirement. The rolling is a necessary procedure, and after the pole piece is coated and dried, the peeling strength of the living matter and the current collector foil is very low, and the living matter and the foil are required to be rolled at the moment to strengthen the bonding strength of the living matter and the foil so as to prevent the pole piece from peeling off in the processes of electrolyte soaking and battery use.
At present, an existing pole piece roller press generally sends pole pieces into between rollers arranged up and down, the pole pieces are rolled through the roller rollers, but after the pole pieces are rolled, the pole pieces can sometimes be curled, wrinkled, sideways bent and other phenomena to a greater extent, for example, when the distance between the rollers is set to be too small, the pole pieces are subjected to larger extrusion force when passing through the roller press, the surfaces of the pole pieces can be subjected to overlarge stress concentration, the pole pieces are elastically deformed, the pole pieces can be caused to curl, fold and other problems, and the follow-up cutting, winding and other operations of the pole pieces are inconvenient.
Disclosure of utility model
The utility model aims to solve the defects in the prior art, and the machine comprises a machine box, wherein a first rolling wheel and a second rolling wheel are arranged in the machine box up and down, and are used for extruding pole pieces;
The transmission assembly is positioned at one side of the machine case and is used for conveying the pole piece into the machine case for rolling;
The negative pressure vacuum machine is connected with the transmission assembly through an exhaust pipe;
The adsorption hole is formed in the transmission assembly and used for adsorbing the pole piece, and the adsorption Kong Kaishe is formed in the transmission assembly;
The flattening assembly is connected above the transmission assembly and used for flattening the pole piece.
Preferably, the transmission assembly comprises a mounting frame, the mounting frame is internally connected with a transmission roller, a conveyor belt is arranged on the transmission roller, and one end of the conveyor belt is positioned inside the case.
Preferably, one end of the exhaust pipe is connected with the negative pressure vacuum machine, and the other end of the exhaust pipe is connected inside the mounting frame.
Preferably, the adsorption holes are formed in the conveyor belt, a plurality of adsorption holes are formed in the conveyor belt, and the adsorption holes are arranged at equal intervals.
Preferably, the flattening assembly comprises a connecting frame, the lower part of the connecting frame is connected with the mounting frame, the connecting frame is connected with the upper part of the air cylinder, the lower part of the air cylinder is connected with a connecting plate, and a pressing plate is arranged below the connecting plate.
Preferably, the inside heater strip that is provided with of clamp plate, the clamp plate top is provided with the control box, the control box is used for controlling the inside heater strip work of clamp plate.
Preferably, the first roll-in wheel both sides all are provided with the guard plate, the guard plate is connected in quick-witted incasement portion.
Preferably, the protection plate is arc-shaped.
Preferably, the platen is located directly above the conveyor belt.
Preferably, a base is arranged below the case.
The technical scheme has the following advantages or beneficial effects:
According to the utility model, the conveying belt is provided with the plurality of adsorption holes, the negative pressure vacuum machine works, the conveying belt in the installation frame can be vacuumized through the exhaust pipe, and micro negative pressure is formed on the adsorption holes, so that the conveying belt can adsorb the pole pieces through the adsorption holes, fix and limit the pole pieces, the pole pieces are prevented from curling, wrinkling, side bending and the like, the pressure plate is driven to descend through the air cylinder, the pole pieces rolled below the pressure plate can be extruded, and the pole pieces can be leveled.
Drawings
FIG. 1 is a schematic view of a roller press according to an embodiment of the present utility model;
FIG. 2 is a cross-sectional view of a roller press according to an embodiment of the present utility model;
FIG. 3 is a schematic view of the structure of the adsorption hole in the roll squeezer of FIG. 1;
fig. 4 is a schematic structural diagram of the transmission assembly in fig. 1.
Legend description:
1. a chassis; 2. a first roller; 3. a second roller; 4. a pole piece; 5. a transmission assembly; 6. a negative pressure vacuum machine; 7. adsorption holes; 8. a flattening assembly; 9. a protection plate; 10. a base; 11. an exhaust pipe; 51. a mounting frame; 52. a conveying roller; 53. a conveyor belt; 81. a connecting frame; 82. a cylinder; 83. a connecting plate; 84. a pressing plate; 85. and a control box.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
As shown in fig. 1-4, the lithium battery pole piece rolling machine comprises a machine case 1, wherein a first rolling wheel 2 and a second rolling wheel 3 are arranged in the machine case 1 up and down, and the first rolling wheel 2 and the second rolling wheel 3 are used for extruding a pole piece 4; the transmission assembly 5 is positioned on one side of the machine case 1, and the transmission assembly 5 is used for conveying the pole piece 4 into the machine case 1 for rolling; the negative pressure vacuum machine 6 is connected with the transmission assembly 5 through an exhaust pipe 11; the adsorption hole 7 is formed in the transmission assembly 5, and the adsorption hole 7 is used for adsorbing the pole piece 4; the flattening assembly 8, flattening assembly 8 connects in transmission assembly 5 top, flattening assembly 8 is used for flattening pole piece 4, transmission assembly 5 includes mounting bracket 51, mounting bracket 51 internally connected has transmission roller 52, be provided with conveyer belt 53 on the transmission roller 52, conveyer belt 53 one end is located quick-witted case 1 inside, exhaust tube 11 one end is connected with negative pressure vacuum machine 6, the exhaust tube 11 other end is connected inside mounting bracket 51, absorption hole 7 is seted up on conveyer belt 53, a plurality of absorption holes 7 have been seted up on the conveyer belt 53, a plurality of absorption holes 7 equidistant setting.
In this embodiment, through control conveyer belt 53 work, can transport pole piece 4 placed above it, transport pole piece 4 to between first roller wheel 2 and the second roller wheel 3, roll up pole piece 4 through first roller wheel 2 and second roller wheel 3, round trip movement through conveyer belt 53, can drive pole piece 4 and roll up many times, the flattening effect has been strengthened, through offer a plurality of absorption holes 7 on conveyer belt 53, work through negative pressure vacuum machine 6, can carry out the evacuation to the conveyer belt 53 of mounting bracket 51 inside through exhaust tube 11, form little negative pressure on the absorption hole 7, make conveyer belt 53 adsorb pole piece 4 through absorption hole 7, fix spacing, avoid the pole piece to take place to curl, fold, phenomenon such as side bend.
An air compressor is arranged on one side of the negative pressure vacuum machine 6, and when the pole piece 4 needs to be taken down, the air compressor blows air into the mounting frame 51 through an air blowing pipe, and the connection mode of the air blowing pipe is the same as that of the air exhaust pipe 11.
As shown in fig. 1 and 2, specifically, the flattening assembly 8 includes a connecting frame 81, the lower part of the connecting frame 81 is connected with the mounting frame 51, the connecting frame 81 is connected with the upper part of an air cylinder 82, the lower part of the air cylinder 82 is connected with a connecting plate 83, a pressing plate 84 is arranged below the connecting plate 83, a heating wire is arranged inside the pressing plate 84, a control box 85 is arranged above the pressing plate 84, and the control box 85 is used for controlling the heating wire inside the pressing plate 84 to work; through cylinder 82 work, can drive clamp plate 84 and go up and down, drive clamp plate 84 through cylinder 82 and descend, can extrude pole piece 4 behind its below roll-in, can make pole piece 4 level, be favorable to follow-up steps such as punching a hole, battery equipment, through the inside heater strip work that sets up of control box 85 steerable clamp plate 84, heat clamp plate 84, through heating the flattening clamp to suitable temperature, because aluminium has good ductility, extrudees through adopting the clamp plate 84 of heating, be favorable to the aluminium foil to level, the flattening effect has been strengthened.
As shown in fig. 1 and 2, specifically, two sides of the first roller 2 are provided with protection plates 9, the protection plates 9 are connected inside the chassis 1, the protection plates 9 are arc-shaped, the pressing plate 84 is located right above the conveyor belt 53, and a base 10 is arranged below the chassis 1; the protection plate 9 is arranged to be as close to the first roller 2 as possible, but not in contact with the first roller 2, the first roller 2 can be protected through the protection plate 9, and meanwhile, the pole piece 4 can be limited below the protection plate 9.
Working principle: through control conveyer belt 53 work, can transport pole piece 4 of placing above it, transport pole piece 4 to first roller wheel 2 and second roller wheel 3 between, roll up pole piece 4 through first roller wheel 2 and second roller wheel 3, through conveyer belt 53 round trip movement, can drive pole piece 4 and roll up many times, the effect of rolling up has been strengthened, through having seted up a plurality of absorption holes 7 on conveyer belt 53, work through negative pressure vacuum machine 6, can carry out the evacuation to the conveyer belt 53 of mounting bracket 51 inside through exhaust tube 11, form little negative pressure on the absorption hole 7, make conveyer belt 53 adsorb pole piece 4 through absorption hole 7, fix spacing to pole piece 4.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.
Claims (10)
1. The lithium battery pole piece roller press comprises a machine case (1), and is characterized in that a first roller (2) and a second roller (3) are arranged in the machine case (1) up and down, and the first roller (2) and the second roller (3) are used for extruding a pole piece (4);
The transmission assembly (5) is positioned at one side of the machine case (1), and the transmission assembly (5) is used for conveying the pole piece (4) into the machine case (1) for rolling;
The negative pressure vacuum machine (6), the negative pressure vacuum machine (6) is connected with the transmission assembly (5) through the exhaust pipe (11);
the adsorption holes (7) are formed in the transmission assembly (5), and the adsorption holes (7) are used for adsorbing the pole pieces (4);
The flattening assembly (8), flattening assembly (8) is connected in transmission subassembly (5) top, flattening assembly (8) are used for the flattening pole piece (4).
2. The lithium battery pole piece roll squeezer as claimed in claim 1, wherein: the transmission assembly (5) comprises a mounting frame (51), the mounting frame (51) is internally connected with a transmission roller (52), a conveying belt (53) is arranged on the transmission roller (52), and one end of the conveying belt (53) is located inside the case (1).
3. The lithium battery pole piece roll squeezer as claimed in claim 1, wherein: one end of the exhaust pipe (11) is connected with the negative pressure vacuum machine (6), and the other end of the exhaust pipe (11) is connected inside the mounting frame (51).
4. The lithium battery pole piece roll squeezer as claimed in claim 1, wherein: the adsorption holes (7) are formed in the conveyor belt (53), the conveyor belt (53) is provided with a plurality of adsorption holes (7), and the adsorption holes (7) are arranged at equal intervals.
5. The lithium battery pole piece roll squeezer as claimed in claim 1, wherein: the flattening assembly (8) comprises a connecting frame (81), the lower portion of the connecting frame (81) is connected with the mounting frame (51), the connecting frame (81) is connected with the upper portion of the air cylinder (82), a connecting plate (83) is connected with the lower portion of the air cylinder (82), and a pressing plate (84) is arranged below the connecting plate (83).
6. The lithium battery pole piece roll squeezer as claimed in claim 5, wherein: the inside heater strip that is provided with of clamp plate (84), clamp plate (84) top is provided with control box (85), control box (85) are used for controlling clamp plate (84) inside heater strip work.
7. The lithium battery pole piece roll squeezer as claimed in claim 1, wherein: the two sides of the first roller (2) are provided with protection plates (9), and the protection plates (9) are connected inside the case (1).
8. The lithium battery pole piece roll squeezer as claimed in claim 7, wherein: the protection plate (9) is arc-shaped.
9. The lithium battery pole piece roll squeezer as claimed in claim 5, wherein: the pressing plate (84) is positioned right above the conveyor belt (53).
10. The lithium battery pole piece roll squeezer as claimed in claim 1, wherein: a base (10) is arranged below the case (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323045486.4U CN221063983U (en) | 2023-11-10 | 2023-11-10 | Lithium battery pole piece roll squeezer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323045486.4U CN221063983U (en) | 2023-11-10 | 2023-11-10 | Lithium battery pole piece roll squeezer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221063983U true CN221063983U (en) | 2024-06-04 |
Family
ID=91250462
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323045486.4U Active CN221063983U (en) | 2023-11-10 | 2023-11-10 | Lithium battery pole piece roll squeezer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221063983U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118371599A (en) * | 2024-06-25 | 2024-07-23 | 定州市宏远机械有限公司 | Automatic equipment for stamping die combination |
-
2023
- 2023-11-10 CN CN202323045486.4U patent/CN221063983U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118371599A (en) * | 2024-06-25 | 2024-07-23 | 定州市宏远机械有限公司 | Automatic equipment for stamping die combination |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |