CN117181520A - Intelligent quantity-limiting oiling mechanism - Google Patents
Intelligent quantity-limiting oiling mechanism Download PDFInfo
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- CN117181520A CN117181520A CN202311399002.8A CN202311399002A CN117181520A CN 117181520 A CN117181520 A CN 117181520A CN 202311399002 A CN202311399002 A CN 202311399002A CN 117181520 A CN117181520 A CN 117181520A
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- precise
- oiling mechanism
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- 230000007246 mechanism Effects 0.000 title claims abstract description 147
- 238000003490 calendering Methods 0.000 claims abstract description 169
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims abstract description 106
- 229910052744 lithium Inorganic materials 0.000 claims abstract description 106
- 238000004140 cleaning Methods 0.000 claims abstract description 18
- 238000005096 rolling process Methods 0.000 claims description 35
- 239000007888 film coating Substances 0.000 claims description 20
- 238000009501 film coating Methods 0.000 claims description 20
- 210000002489 tectorial membrane Anatomy 0.000 claims description 12
- 101100043965 Arabidopsis thaliana SWEET5 gene Proteins 0.000 claims description 4
- 101150026713 vex1 gene Proteins 0.000 claims description 4
- 238000004804 winding Methods 0.000 claims description 4
- 230000001502 supplementing effect Effects 0.000 abstract description 4
- 238000002347 injection Methods 0.000 description 20
- 239000007924 injection Substances 0.000 description 20
- 238000000034 method Methods 0.000 description 17
- 230000008569 process Effects 0.000 description 17
- 239000011888 foil Substances 0.000 description 11
- 238000010030 laminating Methods 0.000 description 11
- 239000011248 coating agent Substances 0.000 description 10
- 238000000576 coating method Methods 0.000 description 10
- 230000009471 action Effects 0.000 description 8
- 239000002699 waste material Substances 0.000 description 7
- 230000006835 compression Effects 0.000 description 6
- 238000007906 compression Methods 0.000 description 6
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 230000001276 controlling effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 229910001416 lithium ion Inorganic materials 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 239000007784 solid electrolyte Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000002427 irreversible effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009469 supplementation Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D5/00—Control of dimensions of material
- G05D5/02—Control of dimensions of material of thickness, e.g. of rolled material
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
The invention discloses an intelligent limited oiling mechanism, which belongs to the technical field of battery pole piece lithium supplementing equipment and comprises a pole piece unreeling drum, wherein a first calendaring film roller and a second calendaring film roller are rotationally connected to the left side and the right side of the pole piece, oil brushes on the first calendaring film roller, the second calendaring film roller and the second calendaring roller are respectively connected with a first precise oiling mechanism, a second precise oiling mechanism, a third precise oiling mechanism and a fourth precise oiling mechanism through pipelines, a first precise throttle valve, a second precise throttle valve, a third precise throttle valve and a fourth precise throttle valve are respectively arranged on the pipelines, and a roller cleaning mechanism is arranged at the front ends of the first calendaring roller, the first calendaring film roller, the second calendaring film roller and the second calendaring roller.
Description
The invention relates to an intelligent limited oiling mechanism with the application number of Chinese patent name: 202110293779.0, filing date: 2021.03.19.
Technical Field
The invention relates to the technical field of battery pole piece lithium supplementing equipment, in particular to an intelligent limit oiling mechanism.
Background
The lithium ion battery is widely applied to the fields of consumer electronics and electric automobiles due to the advantages of high energy density, long service life, greenness, no pollution and the like. However, the lithium ion battery forms a solid electrolyte membrane (SEI film) in the first charge and discharge process, and the solid electrolyte membrane consumes part of lithium, so that lithium is lost, and the irreversible first capacity loss directly causes the capacity loss of the lithium ion battery. In order to compensate the loss of lithium in the process, a process for supplementing lithium to the battery pole piece is generated.
The traditional lithium supplementing process is provided with two sets of casting mechanisms corresponding to the front and back sides of the pole piece, a lithium belt is rolled to a lithium film meeting the process requirement, the rolled lithium film is pulled to a film covering mechanism by a traction film and is transferred to the pole piece, the process needs to consume the traction film which is equal to twice the length of the pole piece and a protection film which is equal to 2/5 of the length of the pole piece, and the traction film and the protection film are not reusable, so that the use cost is extremely high.
Disclosure of Invention
1. Technical problem to be solved
Aiming at the problems existing in the prior art, the invention aims to provide an intelligent limited oiling mechanism which can strictly control the oiling thickness of the surfaces of press rolls with different functions so as to smoothly roll and transfer a lithium film according to a specified path, and finally achieve the purposes of smoothly rolling and laminating the film on the premise of no traction film and protective film, and has simple manufacturing process and lower production cost.
2. Technical proposal
In order to solve the problems, the invention adopts the following technical scheme:
the utility model provides an intelligence is quantity of oiling mechanism that limit for, includes that the reel is put to the pole piece, the reel is put to the pole piece is connected with the pole piece through the pole piece and is received the reel, the left side and the right side rotation of pole piece are connected with first calendering tectorial membrane roller and second calendering tectorial membrane roller, the outside rotation of first calendering tectorial membrane roller is connected with the second calendering roller, be connected with second lithium belt traction mechanism through the lithium belt between first calendering roller and the first calendering tectorial membrane roller, second lithium belt traction mechanism is connected with the second lithium belt through the lithium belt rotation and is put the reel, be connected with first lithium belt traction mechanism through the lithium belt between second calendering tectorial membrane roller and the second calendering roller, first calendering tectorial membrane roller and the circumference surface of second calendering roller all install the brush, on the first calendering roller have the second calendering brush through pipe connection, and the second calendering roller has the second calendering throttle valve through the second calendering mechanism, the second calendering roller is connected with the second precision brush through the second calendering mechanism, the second precision brush is connected with the throttle valve on the second precision roller, and the precision brush is installed to the precision valve.
As a preferable mode of the present invention, the first and second calender rolls are slow rolls, and the first and second calender film rolls are fast rolls.
As a preferable mode of the invention, the oil film thickness of the first rolling roller and the second rolling roller is three times that of the first rolling film-covering roller and the second rolling film-covering roller, the release force of the first rolling film-covering roller and the second rolling film-covering roller is larger than that of the first rolling roller and the second rolling roller, and the release force of the first rolling film-covering roller and the second rolling film-covering roller is smaller than that of the pole piece.
As a preferable mode of the present invention, the first and second calender rolls and the first and second calender film rolls are each provided with two symmetrical portions with respect to the pole piece.
As a preferable mode of the present invention, the first calender roll, the first calender-coating roll, the second calender-coating roll and the second calender roll are rotated in opposite directions.
As a preferred scheme of the invention, the specification and model of the first lithium belt traction mechanism and the second lithium belt traction mechanism are consistent, and are symmetrical relative to the pole piece.
As a preferable scheme of the invention, the first precise oiling mechanism, the second precise oiling mechanism, the third precise oiling mechanism and the fourth precise oiling mechanism are identical in model and specification and are composed of a servo motor and an output oil cylinder.
As a preferable scheme of the invention, the specification and the model of the first precise throttle valve, the second precise throttle valve, the third precise throttle valve and the fourth precise throttle valve are consistent, and the throttle valves with the model of SMC VEX1 are selected.
As a preferable scheme of the invention, the four roller cleaning mechanisms are symmetrically arranged and are composed of a scraper and a vacuum suction nozzle.
3. Advantageous effects
Compared with the prior art, the invention has the advantages that:
(1) According to the scheme, the thickness of an oil film of the first calendaring roller and the thickness of an oil film of the second calendaring roller are three times that of the first calendaring film-covering roller and the second calendaring film-covering roller, most of the rolled lithium foil is guaranteed to be attached to the first calendaring film-covering roller and the second calendaring film-covering roller, the pole piece is arranged between the two quick rollers, the lithium foil on the A, B surface is embedded into the front side and the back side of the pole piece under the pressure action of the two quick rollers, and the lithium foil attached to the quick rollers can be 100% transferred to the pole piece due to the fact that the surface of the pole piece is rough.
(2) According to the scheme, the real-time flow can be adjusted according to the linear speed of the corresponding compression roller through the first precise throttle valve, the second precise throttle valve, the third precise throttle valve and the fourth precise throttle valve, the process is automatically closed-loop controlled, the oil injection quantity can be adjusted according to the linear speed of the corresponding roller through the first precise oil injection mechanism, the second precise oil injection mechanism, the third precise oil injection mechanism, the fourth precise oil injection mechanism, the first precise throttle valve, the second precise throttle valve, the third precise throttle valve and the fourth precise throttle valve, the oil injection quantity in unit time is independently controlled, the oil injection area is calculated according to the tape running speed of the compression roller and the effective width of the oil injection, the oil film thickness of the oil injection surface of the unit area is calculated, and the waste of resources can be effectively avoided.
(3) According to the scheme, the four roller cleaning mechanisms are symmetrically arranged and composed of the scraper and the vacuum suction nozzle, the purpose of accurately controlling the oil injection quantity can be achieved by arranging the roller cleaning mechanisms, the roller cleaning mechanisms can clean up more than 98% of residual oil films on the roller surface under the combined action of the scraper and the vacuum suction nozzle except for cleaning residual lithium scraps on the press roller, and finally the thickness of the oil films generated on the roller surface is in a process requirement range on the premise that the oil injection quantity is kept stable in unit time.
Drawings
FIG. 1 is a perspective view of an intelligent limited oil coating mechanism of the present invention;
FIG. 2 is a schematic diagram of the operation of an intelligent limited oiling mechanism of the present invention;
FIG. 3 is an enlarged view of the structure of the first and second calender film rolls in the intelligent limited oiling mechanism of the present invention;
fig. 4 is a schematic diagram of lithium supplementation of a first calendaring film-coating roller and a second calendaring film-coating roller in an intelligent limited oiling mechanism.
The reference numerals in the figures illustrate:
1. the pole piece is put on a winding drum; 2. pole piece winding drum; 3. a first lithium tape unreeling reel; 4. a second lithium tape unreeling reel; 5. a first calender roll; 6. a first calendaring film-coating roller; 7. a second calendaring film-coating roller; 8. a second calender roll; 9. a first lithium belt traction mechanism; 10. a second lithium belt traction mechanism; 11. a first precise oiling mechanism; 12. a second precise oiling mechanism; 13. a third precise oiling mechanism; 14. a fourth precise oiling mechanism; 15. a first precision throttle valve; 16. a second precision throttle valve; 17. a third precision throttle valve; 18. a fourth precision throttle valve; 19. an oil brush; 20. and a roller cleaning mechanism.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention. It is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments, and that all other embodiments obtained by persons of ordinary skill in the art without making creative efforts based on the embodiments in the present invention are within the protection scope of the present invention.
In the description of the present invention, it should be noted that the azimuth or positional relationship indicated by the terms "upper", "lower", "inner", "outer", "top/bottom", etc., are based on the azimuth or positional relationship shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or element to be referred to must have a specific azimuth, be configured and operated in a specific azimuth,
and therefore should not be construed as limiting the invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "configured to," "engaged with," "connected to," and the like are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
Examples:
referring to fig. 1-4, an intelligent limited quantity oiling mechanism comprises a pole piece unwinding roll 1, the pole piece unwinding roll 1 is connected with a pole piece winding roll 2 through a pole piece, a first calendaring film covered roll 6 and a second calendaring film covered roll 7 are rotationally connected on the left side and the right side of the pole piece, a first calendaring roll 5 is rotationally connected on the outer side of the first calendaring film covered roll 6, a second calendaring roll 8 is rotationally connected on the outer side of the second calendaring film covered roll 7, a second lithium belt traction mechanism 10 is connected between the first calendaring roll 5 and the first calendaring film covered roll 6 through a lithium belt, the second lithium belt traction mechanism 10 is rotationally connected with a second lithium belt unwinding roll 4 through a lithium belt, a first lithium belt traction mechanism 9 is connected between the second calendaring film covered roll 7 and the second calendaring roll 8 through a lithium belt, the first lithium belt traction mechanism 9 is connected with the first lithium belt unwinding roll 3 through a lithium belt, the circumference surfaces of the first calendaring roller 5, the first calendaring film-coating roller 6, the second calendaring film-coating roller 7 and the second calendaring roller 8 are all provided with oil brushes 19, the oil brushes 19 on the first calendaring roller 5 are connected with a first precise oiling mechanism 11 through pipelines, a first precise throttle valve 15 is arranged on the pipelines, the oil brushes 19 on the first calendaring film-coating roller 6 are connected with a second precise oiling mechanism 12 through the pipelines, a second precise throttle valve 16 is arranged on the pipelines, the oil brushes 19 on the second calendaring film-coating roller 7 are connected with a third precise oiling mechanism 13 through the pipelines, a third precise throttle valve 17 is arranged on the pipelines, the oil brushes 19 on the second calendaring roller 8 are connected with a fourth precise oiling mechanism 14 through the pipelines, a fourth precise throttle valve 18 is arranged on the pipelines, and the four oil brushes 19 are opposite to the first calendaring roller 5, the first calendaring film-coating roller 6, the front ends of the second calendaring film-coating roller 7 and the second calendaring roller 8 in the rotation direction are provided with a roller cleaning mechanism 20.
In the embodiment, the pole piece can be unreeled and rolled by arranging the pole piece unreeled roll 1 and the pole piece rolled-up roll 2, the pulled lithium strips can be respectively pressed on the surfaces of the first rolling film roll 6 and the second rolling film roll 7 by arranging the first rolling film roll 5 and the second rolling film roll 8, lithium foils can be pressed on the A, B two sides of the pole piece by arranging the first rolling film roll 6 and the second rolling film roll 7, the work is simple, the practicability is strong, the lithium strips in the first lithium strip unreeled roll 3 and the second lithium strip unreeled roll 4 can be pulled out by arranging the first lithium strip traction mechanism 9 and the second lithium strip traction mechanism 10, the first precise oiling mechanism 11, the second precise oiling mechanism 12, the third precise oiling mechanism 13 and the fourth precise oiling mechanism 14 have the same model specification and are composed of a servo motor and an output oil cylinder, by arranging the first precise oiling mechanism 11, the second precise oiling mechanism 12, the third precise oiling mechanism 13 and the fourth precise oiling mechanism 14, the precise output oil can be ensured according to the setting, the waste of resources is avoided, the cost is lower, the real-time flow can be regulated according to the linear speed of the corresponding compression roller by arranging the first precise throttle valve 15, the second precise throttle valve 16, the third precise throttle valve 17 and the fourth precise throttle valve 18, the process is automatically closed-loop controlled, the oiling amount in unit time can be independently controlled by arranging the first precise oiling mechanism 11, the second precise oiling mechanism 12, the third precise oiling mechanism 13 and the fourth precise oiling mechanism 14 and the first precise throttle valve 15, the second precise throttle valve 16, the third precise throttle valve 17 and the fourth precise throttle valve 18, the oil coating area is calculated according to the tape moving speed of the press roll and the effective width of the oil coating, the oil film thickness of the oil coating surface of a unit area is calculated, the waste of resources can be effectively avoided, the four roll cleaning mechanisms 20 are symmetrically arranged and are composed of the scraper and the vacuum suction nozzle, the purpose of accurately controlling the oil injection quantity can be achieved by arranging the roll cleaning mechanisms 20, the roll cleaning mechanisms 20 can clean more than 98% of residual oil films on the roll surface under the combined action of the scraper and the vacuum suction nozzle except for cleaning the residual lithium chips on the press roll, and finally the oil film thickness generated on the roll surface is in the process requirement range under the premise that the oil injection quantity is kept stable in the unit time.
Specifically, the first calender roll 5 and the second calender roll 8 are slow rolls, and the first calender film roll 6 and the second calender film roll 7 are fast rolls.
In this embodiment, the first calendaring roller 5 and the second calendaring roller 8 only play a role in calendaring during operation, and do not allow the rolled lithium film to adhere to the first calendaring film-coating roller 6 and the second calendaring film-coating roller 7 are fast rollers, which play a role in calendaring and also take charge of transferring the rolled lithium film to the pole piece end and participate in laminating the lithium film to the pole piece.
Specifically, the oil film thickness of the first calendaring roller 5 and the second calendaring roller 8 is three times that of the first calendaring film-covering roller 6 and the second calendaring film-covering roller 7, the release force of the first calendaring film-covering roller 6 and the second calendaring film-covering roller 7 is larger than that of the first calendaring roller 5 and the second calendaring roller 8, and meanwhile, the release force of the first calendaring film-covering roller 6 and the second calendaring film-covering roller 7 is smaller than that of the pole piece.
In this embodiment, the thickness of the oil film of the first calendaring roller 5 and the second calendaring roller 8 is three times that of the first calendaring film-covering roller 6 and the second calendaring film-covering roller 7, so that most of the rolled lithium foil is attached to the first calendaring film-covering roller 6 and the second calendaring film-covering roller 7, the pole piece is arranged between the two rapid rollers, the lithium foil on the A, B surface is embedded into the front side and the back side of the pole piece under the pressure action of the two rapid rollers, and the lithium foil attached to the rapid rollers can be 100% transferred to the pole piece due to the rough surface of the pole piece.
Specifically, the first and second calender rolls 5 and 8 and the first and second calender-coating rolls 6 and 7 are each provided with two symmetrical portions with respect to the pole piece.
In this embodiment, the first and second calender rolls 5 and 8 are provided to press the pulled lithium tape onto the surfaces of the first and second calender film rolls 6 and 7, respectively, so that the lithium foil can be pressed onto the A, B surfaces of the pole piece under the action of the first and second calender film rolls 6 and 7, and the operation is simple and the practicability is strong.
Specifically, the rotation directions of the first calender roll 5, the first calender-coating roll 6, the second calender-coating roll 7, and the second calender roll 8 are opposite to each other.
In the embodiment, in the working process, the oiling thickness of the surfaces of the press rolls with different functions is strictly controlled so as to smoothly roll and transfer the lithium film according to a specified path, and finally, the smooth rolling and film covering under the premise of no traction film and protective film are achieved.
Specifically, the specification and model of the first lithium belt traction mechanism 9 and the second lithium belt traction mechanism 10 are consistent, and are symmetrical with respect to the pole piece.
In this embodiment, the first lithium tape reel 3 and the second lithium tape reel 4 can be pulled out by providing the first lithium tape pulling mechanism 9 and the second lithium tape pulling mechanism 10, and the operation is simple.
Specifically, the first precise oiling mechanism 11, the second precise oiling mechanism 12, the third precise oiling mechanism 13 and the fourth precise oiling mechanism 14 are identical in model and specification, and are composed of a servo motor and an output oil cylinder.
In this embodiment, through setting up first accurate oiling mechanism 11, accurate oiling mechanism 12 of second, accurate oiling mechanism 13 of third and accurate oiling mechanism 14 of fourth, can be according to setting for output fluid to can guarantee accurate output fluid, avoid the waste of resource, the cost is lower, and the practicality is strong, does benefit to popularization and utilization.
Specifically, the specifications and types of the first precise throttle valve 15, the second precise throttle valve 16, the third precise throttle valve 17 and the fourth precise throttle valve 18 are consistent, and the throttle valves with the model number of SMC VEX1 are selected.
In this embodiment, by setting the first precise throttle valve 15, the second precise throttle valve 16, the third precise throttle valve 17 and the fourth precise throttle valve 18, the real-time flow rate is adjusted according to the linear speed of the corresponding press roller, the process is automatically closed-loop controlled, and by setting the first precise oiling mechanism 11, the second precise oiling mechanism 12, the third precise oiling mechanism 13 and the fourth precise oiling mechanism 14, and the first precise throttle valve 15, the second precise throttle valve 16, the third precise throttle valve 17 and the fourth precise throttle valve 18, the oil injection amount is adjusted according to the linear speed of the corresponding roller fed back by the system, the oil injection amount in unit time is independently controlled, the oil injection area is calculated according to the travelling speed of the press roller and the effective oil injection width, and the oil film thickness of the oil injection surface in unit area is calculated, so that the waste of resources can be effectively avoided.
Specifically, the roller cleaning mechanism 20 is symmetrically provided with four rollers, and is composed of a scraper and a vacuum suction nozzle.
In this embodiment, the purpose of accurately controlling the oil injection amount can be achieved by setting the roller cleaning mechanism 20, the roller cleaning mechanism 20 can clean more than 98% of residual oil film on the roller surface under the combined action of the scraper and the vacuum suction nozzle except for cleaning the residual lithium scraps on the press roller, and finally, the thickness of the oil film generated on the roller surface is within the process requirement range on the premise that the oil injection amount is kept stable in unit time.
Working principle: the pole piece unreeling drum 1 is connected with a pole piece reeling drum 2 through a pole piece, the pole piece unreeling drum 1 and the pole piece reeling drum 2 are arranged to unreel and roll a pole piece, a first calendaring film-covered roller 6 and a second calendaring film-covered roller 7 are rotationally connected to the left side and the right side of the pole piece, a first calendaring roller 5 is rotationally connected to the outer side of the first calendaring film-covered roller 6, a second calendaring roller 8 is rotationally connected to the outer side of the second calendaring film-covered roller 7, the first calendaring roller 5 and the second calendaring roller 8 are slow rollers, the first calendaring film-covered roller 6 and the second calendaring film-covered roller 7 only play a role of calendaring in the working process, a lithium film after being inadmissible to be attached to the upper side of the pole piece, the first calendaring film-covered roller 6 and the second calendaring film-covered roller 7 are fast rollers, the calendaring effect is played, meanwhile, the lithium film after being transferred to the pole piece end is born, and participate in the effect of laminating the lithium film on the pole piece, the oil film thickness of the first calendaring roller 5 and the second calendaring roller 8 is three times that of the first calendaring film-laminating roller 6 and the second calendaring film-laminating roller 7, the release force of the first calendaring film-laminating roller 6 and the second calendaring film-laminating roller 7 is larger than that of the first calendaring roller 5 and the second calendaring roller 8, meanwhile, the release force of the first calendaring film-laminating roller 6 and the second calendaring film-laminating roller 7 is smaller than that of the pole piece, the oil film thickness of the first calendaring roller 5 and the second calendaring roller 8 is three times that of the first calendaring film-laminating roller 6 and the second calendaring film-laminating roller 7, the lithium foil with A, B surface is embedded on the front and back surfaces of the pole piece under the pressure of the two quick rollers, because the rough surface of the pole piece is relatively high, the lithium foil adhered on the rapid roller can be transferred to the pole piece by 100%, the first rolling roller 5 and the second rolling roller 8 and the first rolling film-covering roller 6 and the second rolling film-covering roller 7 are symmetrically arranged two by two relative to the pole piece, the pulled lithium belt can be respectively pressed on the surfaces of the first rolling film-covering roller 6 and the second rolling film-covering roller 7 by arranging the first rolling roller 5 and the second rolling roller 8, the lithium foil can be pressed on the A, B two sides of the pole piece under the action of the first rolling film-covering roller 6 and the second rolling film-covering roller 7, the rotation directions of the first rolling roller 5, the first rolling film-covering roller 6, the second rolling film-covering roller 7 and the second rolling film-covering roller 8 are opposite, in the working process, the oil coating thicknesses of the surfaces of the pressing rollers with different functions are strictly controlled, so as to achieve smooth rolling and transfer of the lithium film according to a designated path, finally achieve smooth rolling and film covering under the premise of no traction film and protection film, a second lithium belt traction mechanism 10 is connected between the first calendaring roller 5 and the first calendaring film-coating roller 6 through a lithium belt, the second lithium belt traction mechanism 10 is connected with a second lithium belt releasing roller 4 through lithium belt rotation, a first lithium belt traction mechanism 9 is connected between the second calendaring film-coating roller 7 and the second calendaring roller 8 through a lithium belt, the first lithium belt traction mechanism 9 is connected with a first lithium belt releasing roller 3 through a lithium belt, the specification types of the first lithium belt traction mechanism 9 and the second lithium belt traction mechanism 10 are consistent, and the first lithium belt traction mechanism 9 and the second lithium belt traction mechanism 10 are symmetrical with respect to a pole piece, the lithium belt in the first lithium belt releasing roller 3 and the second lithium belt releasing roller 4 can be pulled out through the arrangement of the first lithium belt traction mechanism 9 and the second lithium belt traction mechanism 10, and the circumferential surfaces of the first calendaring roller 5, the first calendaring film-coating roller 6, the second calendaring film-coating roller 7 and the second calendaring roller 8 are all provided with oil brushes 19, the oil brush 19 on the first calendaring roller 5 is connected with the first precise oiling mechanism 11 through a pipeline, the pipeline is provided with the first precise throttle valve 15, the oil brush 19 on the first calendaring film covered roller 6 is connected with the second precise oiling mechanism 12 through a pipeline, the pipeline is provided with the second precise throttle valve 16, the oil brush 19 on the second calendaring film covered roller 7 is connected with the third precise oiling mechanism 13 through a pipeline, the pipeline is provided with the third precise throttle valve 17, the oil brush 19 on the second calendaring roller 8 is connected with the fourth precise oiling mechanism 14 through a pipeline, the pipeline is provided with the fourth precise throttle valve 18, the front ends of the four oil brushes 19 relative to the rotation directions of the first calendaring roller 5, the first calendaring film covered roller 6, the second calendaring film covered roller 7 and the second calendaring roller 8 are provided with the roller cleaning mechanism 20, the first precise oiling mechanism 11, the second precise oiling mechanism 12, the third precise oiling mechanism 13 and the fourth precise oiling mechanism 14 have the same specification and are composed of servo motors and output oil cylinders, the first precise oiling mechanism 11, the second precise oiling mechanism 12, the third precise oiling mechanism 13 and the fourth precise oiling mechanism 14 are arranged, the oil can be output according to the set oil, thereby ensuring precise oil output, avoiding the waste of resources, having lower cost and strong practicability, being beneficial to popularization and utilization, the specifications and the types of the first precise throttle valve 15, the second precise throttle valve 16, the third precise throttle valve 17 and the fourth precise throttle valve 18 are consistent, the throttle valves with the specification of SMC VEX1 are selected, the real-time flow can be regulated according to the linear speed of the corresponding compression roller by arranging the first precise throttle valve 15, the second precise throttle valve 16, the third precise throttle valve 17 and the fourth precise throttle valve 18, the process is controlled automatically in a closed loop, through setting up first accurate oiling mechanism 11, second accurate oiling mechanism 12, third accurate oiling mechanism 13 and fourth accurate oiling mechanism 14 and first accurate choke valve 15, second accurate choke valve 16, third accurate choke valve 17 and fourth accurate choke valve 18, can adjust the oiling volume according to the linear velocity of corresponding roller of system feedback, the oiling volume in the independent control unit time, calculate the oiling area according to the speed of taking away of compression roller and the effective width of oiling, and then calculate the oil film thickness of the oiling face of unit area, can avoid the waste of resource effectively, clear roller mechanism 20 symmetry is provided with four, and constitute by scraper and vacuum suction nozzle, can realize the purpose of accurate control oiling volume through setting up clear roller mechanism 20, clear roller mechanism 20 except the lithium bits that remain on the clearance compression roller, can clear up the residual oil film of roll face more than 98% under the combined action of scraper and vacuum suction nozzle, finally reach the under the prerequisite that the oiling volume keeps stable in the unit time, the thickness that the oil film that the roll face produced is in the process demand scope, thereby can realize cancelling the circumstances that can satisfy the lithium under the calendering film and the protection film.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical solution and the modified concept thereof, within the scope of the present invention.
Claims (10)
1. The utility model provides an intelligence limit oiling mechanism, includes that pole piece puts reel (1), its characterized in that: the pole piece unwinding roller (1) is connected with a pole piece winding roller (2) through the pole piece, the left side and the right side of the pole piece are rotationally connected with a first calendaring film-covering roller (6) and a second calendaring film-covering roller (7), the outer side of the first calendaring film-covering roller (6) is rotationally connected with a first calendaring roller (5), the outer side of the second calendaring film-covering roller (7) is rotationally connected with a second calendaring roller (8), and the oil film thickness of the first calendaring roller (5) and the second calendaring roller (8) is three times that of the first calendaring film-covering roller (6) and the second calendaring film-covering roller (7).
2. An intelligent limited oiling mechanism according to claim 1, wherein: second lithium belt traction mechanism (10) is connected between first calendering roller (5) and first calendering tectorial membrane roller (6) through the lithium area, second lithium belt traction mechanism (10) are connected with second lithium belt reel (4) through the lithium area rotation, be connected with first lithium belt traction mechanism (9) through the lithium area between second calendering tectorial membrane roller (7) and second calendering roller (8), first lithium belt traction mechanism (9) are connected with first lithium belt reel (3) through the lithium area.
3. An intelligent limited oiling mechanism according to claim 1, wherein: the utility model discloses a film rolling machine, including first calendering roller (5), first calendering tectorial membrane roller (6), second calendering tectorial membrane roller (7) and the circumference surface of second calendering roller (8) all installs oil brush (19), on first calendering roller (5) oil brush (19) have first accurate oiling mechanism (11) through the pipe connection, and install first accurate choke valve (15) on the pipeline, on first calendering tectorial membrane roller (6) oil brush (19) have second accurate oiling mechanism (12) through the pipe connection, and install second accurate choke valve (16) on the pipeline, on second calendering tectorial membrane roller (7) oil brush (19) have third accurate oiling mechanism (13) through the pipe connection, and install third accurate choke valve (17) on the pipeline, on second calendering roller (8) oil brush (19) have fourth accurate oiling mechanism (14) through the pipe connection, and install fourth accurate choke valve (18) on the pipeline, oil brush (19) are relative to calendering roller (5), first calendering roller (7) and second calendering roller (7) have the front end of rotation of first calendering roller (20).
4. An intelligent limited oiling mechanism according to claim 1, wherein: the first calendaring roller (5) and the second calendaring roller (8) are slow rollers, and the first calendaring film-covering roller (6) and the second calendaring film-covering roller (7) are fast rollers.
5. An intelligent limited oiling mechanism according to claim 1, wherein: the release force of the first calendaring film-coating roller (6) and the second calendaring film-coating roller (7) is larger than that of the first calendaring roller (5) and the second calendaring roller (8), and meanwhile, the release force of the first calendaring film-coating roller (6) and the second calendaring film-coating roller (7) is smaller than that of the pole piece.
6. An intelligent limited oiling mechanism according to claim 1, wherein: the first calendaring roller (5) and the second calendaring roller (8) and the first calendaring film-covering roller (6) and the second calendaring film-covering roller (7) are symmetrically arranged with respect to the pole piece.
7. An intelligent limited oiling mechanism according to claim 1, wherein: the rotation directions of the first calendaring roller (5), the first calendaring film-covering roller (6), the second calendaring film-covering roller (7) and the second calendaring roller (8) are opposite.
8. An intelligent limited oiling mechanism according to claim 1, wherein: the specification and model of the first lithium belt traction mechanism (9) and the specification and model of the second lithium belt traction mechanism (10) are identical, and the first lithium belt traction mechanism and the second lithium belt traction mechanism are symmetrical with each other about the pole piece.
9. An intelligent limited oiling mechanism according to claim 1, wherein: the first precise oiling mechanism (11), the second precise oiling mechanism (12), the third precise oiling mechanism (13) and the fourth precise oiling mechanism (14) are identical in model and specification and are composed of a servo motor and an output oil cylinder.
10. An intelligent limited oiling mechanism according to claim 1, wherein: the specifications and the types of the first precise throttle valve (15), the second precise throttle valve (16), the third precise throttle valve (17) and the fourth precise throttle valve (18) are consistent, and the throttle valves with the model of SMC VEX1 are selected; the roller cleaning mechanisms are symmetrically arranged in four ways and are composed of a scraper and a vacuum suction nozzle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311399002.8A CN117181520A (en) | 2021-03-19 | 2021-03-19 | Intelligent quantity-limiting oiling mechanism |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311399002.8A CN117181520A (en) | 2021-03-19 | 2021-03-19 | Intelligent quantity-limiting oiling mechanism |
| CN202110293779.0A CN112965536A (en) | 2021-03-19 | 2021-03-19 | Intelligent limited oiling mechanism |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110293779.0A Division CN112965536A (en) | 2021-03-19 | 2021-03-19 | Intelligent limited oiling mechanism |
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| Publication Number | Publication Date |
|---|---|
| CN117181520A true CN117181520A (en) | 2023-12-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311399002.8A Pending CN117181520A (en) | 2021-03-19 | 2021-03-19 | Intelligent quantity-limiting oiling mechanism |
| CN202110293779.0A Pending CN112965536A (en) | 2021-03-19 | 2021-03-19 | Intelligent limited oiling mechanism |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110293779.0A Pending CN112965536A (en) | 2021-03-19 | 2021-03-19 | Intelligent limited oiling mechanism |
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| CN (2) | CN117181520A (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115732642A (en) * | 2021-08-31 | 2023-03-03 | 宁德时代新能源科技股份有限公司 | Lithium scrap inerting treatment device and treatment method, and battery lithium supplementing system |
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2021
- 2021-03-19 CN CN202311399002.8A patent/CN117181520A/en active Pending
- 2021-03-19 CN CN202110293779.0A patent/CN112965536A/en active Pending
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| CN112965536A (en) | 2021-06-15 |
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