CN220215146U

CN220215146U - Grinder to lithium cell barrier film

Info

Publication number: CN220215146U
Application number: CN202321729668.0U
Authority: CN
Inventors: 吕柏良; 王召群; 林兆军
Original assignee: Jiangsu Hongyun Intelligent Equipment Co ltd
Current assignee: Jiangsu Hongyun Intelligent Equipment Co ltd
Priority date: 2023-07-04
Filing date: 2023-07-04
Publication date: 2023-12-22
Anticipated expiration: 2033-07-04

Abstract

The utility model relates to the field of processing of isolating membrane slurry, in particular to a grinding device for a lithium battery isolating membrane. The utility model relates to a grinding device for a lithium battery isolating film, which comprises: the device comprises a grinding assembly, a plurality of pushing assemblies, a revolution power assembly and a rotation power assembly; the movable end of the revolution power assembly is connected with the pushing assembly, and the revolution power assembly is suitable for driving the pushing assembly to revolve around the grinding assembly. When the rotation power assembly drives the grinding assembly to rotate, the rotation power assembly drives each pushing assembly to rotate; the revolution power assembly drives each pushing assembly to revolve around the grinding assembly. The revolution power assembly and the rotation power assembly drive the pushing assembly to revolve around the grinding assembly and rotate simultaneously, so that circulation of slurry in the lower barrel body is enhanced, circulation effect is enhanced, slurry in the lower barrel body can be ensured to be sucked into the grinding basket for grinding, slurry in the lower barrel body is ensured to be ground into required fineness, and grinding effect is improved.

Description

Grinder to lithium cell barrier film

Technical Field

The utility model relates to the field of processing of isolating membrane slurry, in particular to a grinding device for a lithium battery isolating membrane.

Background

The lithium ion battery mainly comprises the following components: in the structure of the lithium battery, the isolating film is one of key inner layer components, plays a role in isolating the positive electrode from the negative electrode of the lithium battery in the lithium battery, prevents the positive electrode from being in contact with the negative electrode to form a short circuit, and ensures the interface structure, internal resistance and the like of the battery, so that the characteristics of capacity, circulation, safety and the like of the battery are directly influenced, the isolating film with excellent performance is crucial for improving the comprehensive performance of the battery, and the quality of the manufactured isolating film slurry directly influences the quality of the isolating film.

At present, a basket type grinding machine is mostly adopted, the working principle of the basket type grinding machine is that the raw materials are sucked into a grinding basket by utilizing the high-speed rotation suction principle of an impeller, a grinding medium and a stirring rod are arranged in the grinding basket, the stirring rod stirs the grinding medium, the raw materials are ground into fine powder through collision and friction between the grinding mediums, then the ground slurry is discharged from the grinding basket, and a grinding device circularly and continuously performs suction and discharge processes, so that the materials are ground to the required fineness.

The existing grinding machine has the following defects when in use: raw materials in the barrel are not well circulated, and only the raw materials in the barrel are sucked into the grinding basket by means of pressure difference suction, so that part of raw materials are not sucked into the grinding basket for grinding, circulation dead angles exist, the raw materials are not thoroughly ground, and the grinding time is long. Therefore, it is necessary to design a polishing apparatus for a lithium battery separator.

Disclosure of Invention

The utility model aims to provide a grinding device for a lithium battery isolating film, so as to solve the problems.

In order to achieve the above object, an embodiment of the present utility model provides a polishing apparatus for a lithium battery separator, including: the device comprises a grinding assembly, a plurality of pushing assemblies, a revolution power assembly and a rotation power assembly;

each pushing component is arranged around the grinding component and is in transmission connection with the autorotation power component;

the movable end of the revolution power assembly is connected with the pushing assembly;

the movable end of the autorotation power assembly is connected with the grinding assembly; wherein the method comprises the steps of

When the rotation power assembly drives the grinding assembly to rotate, the rotation power assembly drives each pushing assembly to rotate, and the revolution power assembly is suitable for driving the pushing assemblies to revolve around the grinding assembly.

Further, the self-rotation power assembly comprises a self-rotation motor and a main shaft, one end of the main shaft is in transmission connection with the self-rotation motor, and the other end of the main shaft is connected with the grinding assembly;

each pushing component is in transmission connection with the main shaft; wherein the method comprises the steps of

When the self-rotation motor drives the main shaft to drive the grinding assembly to rotate, the main shaft drives each pushing assembly to synchronously rotate.

Further, the rotation power assembly further comprises a rotation driving belt wheel, a rotation synchronous belt and a rotation driven belt wheel;

the rotation driving belt wheel is arranged at the movable end of the rotation motor, the rotation driven belt wheel is coaxially connected with the main shaft, and two ends of the rotation synchronous belt are respectively connected with the rotation driving belt wheel and the rotation driven belt wheel in a transmission way.

Further, the revolution power assembly comprises a revolution motor, a revolution shaft and a planetary box, one end of the revolution shaft is in transmission connection with the revolution motor, the other end of the revolution shaft is connected with the planetary box, and the planetary box is connected with each pushing assembly;

the revolution shaft and the grinding assembly are coaxially arranged; wherein the method comprises the steps of

The revolution motor drives the revolution shaft to drive the planetary box to rotate, and the planetary box drives each pushing assembly to revolve around the grinding assembly.

Further, the revolution power assembly further comprises a driving sprocket, a chain and a driven sprocket;

the driving sprocket is arranged at the movable end of the revolution motor, the driven sprocket and the revolution shaft are coaxially arranged, and two ends of the chain are respectively connected with the driving sprocket and the driven sprocket in a transmission manner.

Further, the pushing assembly comprises a pushing shaft, a pushing paddle, a pushing driving belt wheel, a pushing synchronous belt and a pushing driven belt wheel;

the pushing shaft is connected with the revolution power assembly, one end of the pushing shaft is in transmission connection with the main shaft, and the other end of the pushing shaft is connected with the pushing paddle;

the pushing driving belt wheel and the main shaft are coaxially arranged, and the pushing driven belt wheel and the pushing shaft are coaxially arranged;

and two ends of the pushing synchronous belt are respectively in transmission connection with the pushing driving belt pulley and the pushing driven belt pulley.

Further, the grinding assembly comprises a grinding basket, a plurality of grinding rods, a plurality of ribs and a plurality of upright posts;

each upright post is arranged along the circumferential direction of the grinding basket, one end of each upright post is connected with the grinding basket, and the other end of each upright post is connected with the revolution power assembly;

each grinding rod is arranged at the tail end of the main shaft in a staggered manner, and the grinding rods are positioned at the inner side of the grinding basket;

And the ribs are uniformly distributed along the circumferential direction of the grinding basket.

Further, the grinding device further comprises an upper barrel body and a lower barrel body, the planetary box is arranged in the upper barrel body, and the lower barrel body is positioned below the upper barrel body; wherein the method comprises the steps of

The lower barrel body rises to be closed with the upper barrel body, the revolution power assembly drives the pushing assembly to revolve around the grinding assembly, and the rotation power assembly drives the grinding assembly and the pushing assembly to rotate.

Further, a lifting assembly is arranged on one side of the lower barrel body and comprises a lifting oil cylinder, a lifting box, a barrel supporting seat and a lifting arm;

the movable end of the lifting oil cylinder is connected with the lifting box, one end of the lifting box, which is far away from the lifting oil cylinder, is connected with the lifting force arm, and the lifting force arm is connected with the barrel supporting seat;

the barrel supporting seat is suitable for being provided with a lower barrel body;

the lifting arm is arranged in the through hole in a sliding mode.

Further, the grinding device further comprises an anti-sedimentation mechanism, and the anti-sedimentation mechanism is arranged on one side of the lower barrel body;

The anti-sedimentation mechanism comprises an anti-falling cylinder, an anti-falling inserted link, an anti-sedimentation stop block and a proximity switch;

the anti-falling air cylinder is arranged on the supporting column, and the anti-falling inserting rod is arranged at the movable end of the anti-falling air cylinder;

the anti-sedimentation stop block is arranged on one side of the barrel supporting seat;

the proximity switch is arranged on the support column, and the proximity switch and the falling-preventing inserting rod are arranged at equal heights.

Compared with the prior art, the embodiment of the utility model has the following beneficial effects:

1. through set up the propelling movement subassembly in the week side of grinding the basket, play the effect of circulating material, set up the blade of propelling movement oar and be along keeping away from propelling movement oar direction of rotation slope upward extension, make the propelling movement oar when rotating, give an ascending propelling movement power of material, under differential pressure suction and propelling movement effect, ensure that the material is all ground in the grinding basket by advancing, improve the thick liquids quality.

2. Through revolution power component and rotation power component drive propelling movement subassembly revolve and rotate simultaneously around grinding component to strengthen the circulation of thick liquids in lower staving, strengthen the circulation effect, can ensure that the thick liquids in the lower staving all are ground by inhaling in the grinding basket, ensure that the thick liquids in the lower staving all are ground into required fineness, improve the grinding effect, the propelling movement subassembly rotation moreover can break up the bulk material, further is convenient for the material and gets into the grinding basket and grinds, can practice thrift grinding time, improve the thick liquids quality.

Drawings

The utility model will be further described with reference to the drawings and examples.

Fig. 1 shows a perspective view of the grinding device of the utility model;

FIG. 2 shows a cross-sectional view of the polishing apparatus of the present utility model;

FIG. 3 shows a partial enlarged view of portion A of FIG. 2;

FIG. 4 shows a partial enlarged view of portion B of FIG. 2;

FIG. 5 shows a partial enlarged view of portion C of FIG. 2;

FIG. 6 shows a partial enlarged view of portion D of FIG. 2;

fig. 7 shows a partially disassembled view of the polishing apparatus of the present utility model.

In the figure:

1. a grinding assembly; 11. a grinding basket; 12. a grinding rod; 13. ribs; 14. a column;

2. a pushing assembly; 21. a pushing shaft; 22. pushing paddles; 23. pushing a driving belt wheel; 24. pushing the synchronous belt; 25. pushing the driven belt wheel;

3. a revolution power assembly; 31. a revolution motor; 32. a revolution shaft; 33. a planetary box; 34. a drive sprocket; 35. a chain; 36. a driven sprocket;

4. a self-rotation power assembly; 41. a self-rotation motor; 42. a main shaft; 43. a self-rotation driving belt wheel; 44. a self-rotation synchronous belt; 45. a self-rotation driven belt wheel;

5. an upper tub; 51. a lower barrel body;

6. a lifting assembly; 61. a lifting oil cylinder; 62. lifting the box; 63. a barrel supporting seat; 64. a support column; 65. lifting the arm of force; 66. a through port;

71. An anti-falling cylinder; 72. an anti-falling inserting rod; 73. an anti-settling stop; 74. a proximity switch;

8. a counterweight spring; 81. connecting a pull rod;

9. and (5) a base.

Detailed Description

The utility model will now be described in further detail with reference to the accompanying drawings. The drawings are simplified schematic representations which merely illustrate the basic structure of the utility model and therefore show only the structures which are relevant to the utility model.

In a first embodiment, as shown in fig. 1 to 7, the present embodiment provides a polishing apparatus for a lithium battery separator, including: the grinding assembly 1, a plurality of pushing assemblies 2, a revolution power assembly 3 and a rotation power assembly 4. The grinding assembly 1 is adapted to grind slurry entering the interior thereof such that the slurry is ground to a desired fineness. Each pushing component 2 is arranged around the grinding component 1, the pushing component 2 is in transmission connection with the rotation power component 4, and the pushing component 2 can help to send slurry outside the grinding component 1 into the grinding component 1. The movable end of the revolution power assembly 3 is connected with the pushing assembly 2, and the revolution power assembly 3 is suitable for driving the pushing assembly 2 to revolve around the grinding assembly 1. The movable end of the rotation power assembly 4 is connected with the grinding assembly 1, and the rotation power assembly 4 is suitable for driving the grinding assembly 1 and the pushing assembly 2 to rotate. According to the arrangement, when the rotation power assembly 4 drives the grinding assembly 1 to rotate, the rotation power assembly 4 can also cooperate with the revolution power assembly 3 to drive each pushing assembly 2 to revolve around the grinding assembly 1 and rotate simultaneously, so that the circulation of slurry in the grinding device is enhanced, and the slurry is ensured to be sucked into the grinding assembly 1 for grinding.

In this embodiment, as an alternative, the rotation power assembly 4 includes a rotation motor 41 and a main shaft 42, one end of the main shaft 42 is in transmission connection with the rotation motor 41, and the other end is connected with the grinding assembly 1. After the rotation motor 41 is electrified and started, torque can be output outwards through the movable end, so that the main shaft 42 is driven to rotate, meanwhile, each pushing component 2 is in transmission connection with the main shaft 42, so that the rotation motor 41 drives the main shaft 42 to drive the grinding component 1 to rotate, the main shaft 42 drives each pushing component 2 to synchronously rotate, each pushing component 2 rotates, the pushing paddle 22 can provide a pushing force for materials when rotating, the materials can enter the grinding basket 11 from the inlet to be ground, the pushing paddle 22 rotates to break up massive materials, the materials can further enter the grinding basket 11 to be ground, grinding time can be saved, and grinding efficiency can be improved.

In order to further achieve the effect of transmitting the torque of the rotation motor 41 to the main shaft 42, the rotation power assembly 4 further includes a rotation driving pulley 43, a rotation synchronous belt 44, and a rotation driven pulley 45; the rotation driving pulley 43 is disposed at a movable end of the rotation motor 41, the rotation driven pulley 45 is coaxially connected with the main shaft 42, and two ends of the rotation synchronous belt 44 are respectively in transmission connection with the rotation driving pulley 43 and the rotation driven pulley 45. The rotation motor 41 operates to drive the rotation driving pulley 43 to rotate, and the rotation driven pulley 45 is driven to rotate by the rotation synchronous belt 44, so as to drive the main shaft 42 to rotate.

In a second embodiment, as shown in fig. 1 to 7, the present embodiment provides a polishing apparatus for a lithium battery separator, including: the grinding assembly 1, a plurality of pushing assemblies 2, a revolution power assembly 3 and a rotation power assembly 4. The grinding assembly 1 is adapted to grind slurry entering the interior thereof such that the slurry is ground to a desired fineness. Each pushing component 2 is arranged around the grinding component 1, the pushing component 2 is in transmission connection with the rotation power component 4, and the pushing component 2 can help to send slurry outside the grinding component 1 into the grinding component 1. The movable end of the revolution power assembly 3 is connected with the pushing assembly 2, and the revolution power assembly 3 is suitable for driving the pushing assembly 2 to revolve around the grinding assembly 1. The movable end of the rotation power assembly 4 is connected with the grinding assembly 1, and the rotation power assembly 4 is suitable for driving the grinding assembly 1 and the pushing assembly 2 to rotate. According to the arrangement, when the rotation power assembly 4 drives the grinding assembly 1 to rotate, the rotation power assembly 4 can also cooperate with the revolution power assembly 3 to drive each pushing assembly 2 to revolve around the grinding assembly 1 and rotate simultaneously, so that the circulation of slurry in the grinding device is enhanced, and the slurry is ensured to be sucked into the grinding assembly 1 for grinding.

In this embodiment, in order to achieve the effect that the spindle 42 rotates to drive the pushing assembly 2 to rotate, the pushing assembly 2 includes a pushing shaft 21, a pushing driving pulley 23, a pushing synchronous belt 24 and a pushing driven pulley 25. The pushing shaft 21 is rotatably connected with the revolution power assembly 3, and when the revolution power assembly 3 drives the pushing shaft 21 to revolve, the pushing shaft 21 can rotate relative to the revolution power assembly 3. One end of the pushing shaft 21 is in transmission connection with the main shaft 42, specifically, the pushing driving pulley 23 is coaxially arranged with the main shaft 42, and the pushing driven pulley 25 is coaxially arranged with the pushing shaft 21. And two ends of the pushing synchronous belt 24 are respectively in transmission connection with the pushing driving belt pulley 23 and the pushing driven belt pulley 25. Through the arrangement, when the main shaft 42 rotates, the pushing driving belt pulley 23 can be driven to rotate, the pushing driving belt pulley 23 drives the pushing driven belt pulley 25 to rotate through the pushing synchronous belt 24, and then the pushing driven belt pulley 25 drives the pushing shaft 21 to rotate. The rotational speeds of the main shaft 42 and the push shaft 21 can be designed and adjusted by setting the transmission ratio of the push driving pulley 23 and the push driven pulley 25. In addition, the end of push shaft 21, namely the bottom, still is provided with push paddle 22, and push paddle 22 is provided with a plurality of blades along circumference, and the blade sets up to be along keeping away from push paddle 22 direction of motion slope upward extension, and when push paddle 22 rotated, the blade can give an ascending propelling movement power of material, under the effect of limited pressure differential suction and blade propelling movement, can be convenient for grind in the material feeding grinding basket, can strengthen the circulation effect of the inside thick liquids of device moreover, improves grinding quality.

In a third embodiment, as shown in fig. 1 to 7, the present embodiment provides a polishing apparatus for a lithium battery separator, including: the grinding assembly 1, a plurality of pushing assemblies 2, a revolution power assembly 3 and a rotation power assembly 4. The grinding assembly 1 is adapted to grind slurry entering the interior thereof such that the slurry is ground to a desired fineness. Each pushing component 2 is arranged around the grinding component 1, the pushing component 2 is in transmission connection with the rotation power component 4, and the pushing component 2 can help to send slurry outside the grinding component 1 into the grinding component 1. The movable end of the revolution power assembly 3 is connected with the pushing assembly 2, and the revolution power assembly 3 is suitable for driving the pushing assembly 2 to revolve around the grinding assembly 1. The movable end of the rotation power assembly 4 is connected with the grinding assembly 1, and the rotation power assembly 4 is suitable for driving the grinding assembly 1 and the pushing assembly 2 to rotate. According to the arrangement, when the rotation power assembly 4 drives the grinding assembly 1 to rotate, the rotation power assembly 4 can also cooperate with the revolution power assembly 3 to drive each pushing assembly 2 to revolve around the grinding assembly 1 and rotate simultaneously, so that the circulation of slurry in the grinding device is enhanced, and the slurry is ensured to be sucked into the grinding assembly 1 for grinding.

In this embodiment, the grinding assembly 1 preferably includes a grinding basket 11, a plurality of grinding rods 12, a plurality of ribs 13, and a plurality of posts 14. A plurality of grinding beads are arranged in the grinding basket 11, and zirconia beads can be adopted as the grinding beads. Each upright post 14 is circumferentially arranged along the grinding basket 11, one end of each upright post 14 is connected with the grinding basket 11, the other end of each upright post 14 is connected with the revolution power assembly 3, and the grinding basket 11 is connected with the revolution power assembly 3 through the upright posts 14 so as to achieve the effect of positioning the grinding basket 11 by the revolution power assembly 3. The main shaft 42 is axially inserted into the grinding basket 11, each grinding rod 12 is arranged at the tail end of the main shaft 42 in a staggered manner, and the grinding rods 12 are positioned inside the grinding basket 11. The grinding basket 11 is formed by enclosing a plurality of ribs 13 which are equidistantly and alternately distributed, each rib 13 is uniformly distributed along the circumferential direction of the grinding basket 11, the gap width between two adjacent ribs is set according to the process requirement, the fineness of slurry is determined, in the embodiment, the gap width between two adjacent ribs is 0.8mm, and the ribs 13 can strengthen the strength of the grinding basket 11. After the slurry enters the grinding basket 11, the grinding rod 12 rotates to stir the grinding beads to move, and the slurry is mutually impacted and extruded through the grinding rod 12, the grinding beads and the slurry, so that the slurry is ground, and the quality of the slurry is improved.

In a fourth embodiment, as shown in fig. 1 to 7, the present embodiment provides a polishing apparatus for a lithium battery separator, including: the grinding assembly 1, a plurality of pushing assemblies 2, a revolution power assembly 3 and a rotation power assembly 4. The grinding assembly 1 is adapted to grind slurry entering the interior thereof such that the slurry is ground to a desired fineness. Each pushing component 2 is arranged around the grinding component 1, the pushing component 2 is in transmission connection with the rotation power component 4, and the pushing component 2 can help to send slurry outside the grinding component 1 into the grinding component 1. The movable end of the revolution power assembly 3 is connected with the pushing assembly 2, and the revolution power assembly 3 is suitable for driving the pushing assembly 2 to revolve around the grinding assembly 1. The movable end of the rotation power assembly 4 is connected with the grinding assembly 1, and the rotation power assembly 4 is suitable for driving the grinding assembly 1 and the pushing assembly 2 to rotate. According to the arrangement, when the rotation power assembly 4 drives the grinding assembly 1 to rotate, the rotation power assembly 4 can also cooperate with the revolution power assembly 3 to drive each pushing assembly 2 to revolve around the grinding assembly 1 and rotate simultaneously, so that the circulation of slurry in the grinding device is enhanced, and the slurry is ensured to be sucked into the grinding assembly 1 for grinding.

In this embodiment, the grinding assembly 1 preferably includes a grinding basket 11, a plurality of grinding rods 12, a plurality of ribs 13, and a plurality of posts 14. A plurality of grinding beads are arranged in the grinding basket 11. Each upright post 14 is circumferentially arranged along the grinding basket 11, one end of each upright post 14 is connected with the grinding basket 11, the other end of each upright post 14 is connected with the revolution power assembly 3, and the grinding basket 11 is connected with the revolution power assembly 3 through the upright posts 14 so as to achieve the effect of positioning the grinding basket 11 by the revolution power assembly 3. The main shaft 42 is axially inserted into the grinding basket 11, each grinding rod 12 is arranged at the tail end of the main shaft 42 in a staggered manner, and the grinding rods 12 are positioned inside the grinding basket 11. The grinding basket 11 is formed by enclosing a plurality of ribs 13 which are equidistantly distributed at intervals, the gap width between two adjacent ribs 13 is set according to the process requirement, the fineness of slurry is determined, in the embodiment, the gap width between two adjacent ribs 13 is 0.8mm, and the ribs 13 can strengthen the strength of the grinding basket 11. After the slurry enters the grinding basket 11, the grinding rod 12 rotates to stir the grinding beads to move, and the slurry is mutually impacted and extruded through the grinding rod 12, the grinding beads and the slurry, so that the slurry is ground, and the quality of the slurry is improved.

In this embodiment, preferably, the revolution power assembly 3 includes a revolution motor 31, a revolution shaft 32 and a planetary box 33, one end of the revolution shaft 32 is in transmission connection with the revolution motor 31, the other end is connected with the planetary box 33, the pushing shaft 21 rotates with the planetary box 33 through a bearing, and the pushing shaft 21 is fixedly connected with the planetary box 33 through a bearing seat. The revolution shaft 32 and the grinding basket 11 are coaxially arranged, the grinding basket 11 is fixed on the planetary box 33 through the upright post 14, when the planetary box 33 rotates, the grinding basket 11 can be driven to synchronously rotate, the grinding basket 11 does not stop rotating to generate centrifugal force to throw out the ground slurry in the grinding basket 11 from gaps between the adjacent ribs 13, at the moment, a low-pressure area is arranged in the grinding basket 11, materials are sucked from an inlet above the grinding basket 11 for grinding under the action of pressure difference, and the slurry is ground to the required fineness through the processes of continuous suction and discharge. Through the arrangement, the revolution motor 31 drives the revolution shaft 32 to drive the planetary box 33 to rotate, and the planetary box 33 drives each pushing paddle 22 to revolve around the grinding basket 11, so that materials can be pushed to circularly flow in the lower barrel body 51, the slurry circulation effect in the device is enhanced, circulation dead angles can be effectively avoided, slurry is ensured to be sucked into the grinding assembly 1 to be ground, and the slurry quality is improved.

In order to realize the transmission of the revolution motor 31 to the revolution shaft 32, the revolution power assembly 3 further includes a driving sprocket 34, a chain 35, and a driven sprocket 36. The driving sprocket 34 is disposed at a movable end of the revolution motor 31, the driven sprocket 36 is disposed coaxially with the revolution shaft 32, and two ends of the chain 35 are respectively in driving connection with the driving sprocket 34 and the driven sprocket 36. Through the arrangement, when the revolution motor 31 is electrified and started, the driving sprocket 34 is driven to rotate through the movable end, the driving sprocket 34 drives the driven sprocket 36 to rotate through the chain 35, the driven sprocket 36 drives the revolution shaft 32 to rotate, the revolution shaft 32 drives the planetary box 33 to rotate, and the planetary box 33 drives each pushing shaft 21 to revolve around the grinding basket 11.

In a fifth embodiment, as shown in fig. 1 to 7, the present embodiment provides a polishing apparatus for a lithium battery separator, including: the grinding assembly 1, a plurality of pushing assemblies 2, a revolution power assembly 3 and a rotation power assembly 4. The grinding assembly 1 is adapted to grind slurry entering the interior thereof such that the slurry is ground to a desired fineness. Each pushing component 2 is arranged around the grinding component 1, the pushing component 2 is in transmission connection with the rotation power component 4, and the pushing component 2 can help to send slurry outside the grinding component 1 into the grinding component 1. The movable end of the revolution power assembly 3 is connected with the pushing assembly 2, and the revolution power assembly 3 is suitable for driving the pushing assembly 2 to revolve around the grinding assembly 1. The movable end of the rotation power assembly 4 is connected with the grinding assembly 1, and the rotation power assembly 4 is suitable for driving the grinding assembly 1 and the pushing assembly 2 to rotate. According to the arrangement, when the rotation power assembly 4 drives the grinding assembly 1 to rotate, the rotation power assembly 4 can also cooperate with the revolution power assembly 3 to drive each pushing assembly 2 to revolve around the grinding assembly 1 and rotate simultaneously, so that the circulation of slurry in the grinding device can be enhanced, the slurry is ensured to be sucked into the grinding assembly 1 for grinding, and the slurry quality is improved.

In this embodiment, the grinding assembly 1 preferably includes a grinding basket 11, a plurality of grinding rods 12, a plurality of ribs 13, and a plurality of posts 14. A plurality of grinding beads are arranged in the grinding basket 11. Each upright post 14 is circumferentially arranged along the grinding basket 11, one end of each upright post 14 is connected with the grinding basket 11, the other end of each upright post 14 is connected with the revolution power assembly 3, and the grinding basket 11 is connected with the revolution power assembly 3 through the upright posts 14 so as to achieve the effect of positioning the grinding basket 11 by the revolution power assembly 3. The main shaft 42 inserts axially inside the grinding basket 11, each grinding rod 12 is staggered at the tail end of the main shaft 42, the grinding rods 12 are located at the inner side of the grinding basket 11, the grinding basket 11 is formed by surrounding a plurality of ribs 13 distributed at equal intervals, the gap width between two adjacent ribs 13 is set according to the process requirement, the fineness of slurry is determined, in this embodiment, the gap width between two adjacent ribs 13 is 0.8mm, and the ribs 13 can strengthen the strength of the grinding basket 11. After the slurry enters the grinding basket 11, the grinding rod 12 rotates to stir the grinding beads to move, and the slurry is mutually impacted and extruded through the grinding rod 12, the grinding beads and the slurry, so that the slurry is ground, and the quality of the slurry is improved.

In this embodiment, preferably, the revolution power assembly 3 includes a revolution motor 31, a revolution shaft 32 and a planetary box 33, one end of the revolution shaft 32 is in transmission connection with the revolution motor 31, the other end is connected with the planetary box 33, the pushing shaft 21 is in rotational connection with the planetary box 33 through a bearing, and the pushing shaft 21 is fixedly connected with the planetary box 33 through a bearing seat. The revolution shaft 32 and the grinding basket 11 are coaxially arranged, the grinding basket 11 is fixed on the planetary box 33 through the upright post 14, when the planetary box 33 rotates, the grinding basket 11 can be driven to synchronously rotate, the grinding basket 11 does not stop rotating to generate centrifugal force to throw out the ground slurry in the grinding basket 11 from gaps between the adjacent ribs 13, at the moment, a low-pressure area is arranged in the grinding basket 11, materials are sucked from an inlet above the grinding basket 11 for grinding under the action of pressure difference, and the slurry is ground to the required fineness through the processes of continuous suction and discharge. Through the arrangement, the revolution motor 31 drives the revolution shaft 32 to drive the planetary box 33 to rotate, and the planetary box 33 drives each pushing paddle 22 to revolve around the grinding basket 11, so that materials can be pushed to circularly flow in the lower barrel body 51, the slurry circulation effect in the device is enhanced, circulation dead angles can be effectively avoided, slurry is ensured to be sucked into the grinding assembly 1 to be ground, and the slurry quality is improved.

In this embodiment, as an option, the grinding device further includes an upper tub 5 and a lower tub 51, and the planetary box 33 is disposed inside the upper tub 5. A discharge hole is formed in the bottom of the lower barrel body 51 so that the material is discharged through the lower barrel body 51 after finishing grinding. Meanwhile, a lifting component 6 is arranged on one side of the lower barrel body 51, when the lower barrel body 51 and the upper barrel body 5 are opened, namely in a spaced state, an operator can add slurry to be ground into the lower barrel body 51, after feeding is completed, the lower barrel body 51 is driven to lift by the lifting component 6 so as to realize closing of the upper barrel body 5 and the lower barrel body 51, and the grinding basket 11 is inserted into the lower barrel body 51 so as to grind the slurry in the lower barrel body 51.

The lifting assembly 6 comprises a lifting cylinder 61, a lifting box 62, a barrel supporting seat 63 and a lifting arm 65. The movable end of the lifting cylinder 61 is connected with the lifting box 62, and the lifting cylinder 61 is suitable for driving the lifting box 62 to lift. One end of the lifting box 62, which is far away from the lifting oil cylinder 61, is connected with the lifting arm of force 65, and the lifting arm of force 65 is connected with the barrel supporting seat 63. The barrel holder 63 is adapted to mount the lower barrel 51 thereon. The effect that the lift cylinder 61 finally drives the lower tub 51 to be opened downward or closed upward can be achieved in the above manner. In order to guide the barrel supporting seat 63 to keep the vertical lifting effect, a supporting column 64 is arranged between the barrel supporting seat 63 and the lifting box 62, a through hole 66 is formed in the supporting column 64, the through hole 66 is formed in the vertical direction of the supporting column 64, and the lifting arm 65 is slidably arranged in the through hole 66. The lifting arm 65 moves in the through hole 66, and the through hole guides and limits the movement direction of the lifting arm 65.

In this embodiment, each component is directly or indirectly mounted on the base 9 to realize overall support and positioning, meanwhile, the base 9 is further provided with a counterweight spring 8, the other end of the counterweight spring 8 is further connected with a connecting pull rod 81, and the other end of the connecting pull rod 81 is connected with the lifting box 62.

In order to prevent the tub supporting seat 63 from falling down during the grinding process to cause an accident, in this embodiment, the grinding apparatus further includes an anti-sedimentation mechanism disposed at one side of the lower tub 51. The anti-sedimentation mechanism comprises an anti-sedimentation cylinder 71, an anti-sedimentation inserting rod 72, an anti-sedimentation stop block 73 and a proximity switch 74; the anti-drop cylinder 71 is disposed on the support column 64, and the anti-drop plunger 72 is disposed at the movable end of the anti-drop cylinder 71. The anti-sedimentation block 73 is disposed at one side of the barrel holder 63. The proximity switch 74 is disposed on the support column 64, and the proximity switch 74 is disposed at the same height as the drop-preventing plunger 72. After the lower tub 51 is lifted in place, the lift cylinder 61 tends to fall back after long-time operation stirring, slurry standing, etc., and therefore, the anti-falling insert rod 72 extends laterally after the lower tub 51 is lifted in place, and abuts against the anti-falling stopper 73 of the tub holder 63, so that the tub holder 63 and the lower tub 51 do not fall back under any circumstances. In addition, install temperature sensor on the lower staving 51, be convenient for the temperature of the interior material of real-time control lower staving 51, prevent that the temperature is too high, destroy the molecular structure of material.

The revolution direction of the revolution shaft 32 and the movement direction of the main shaft 42 may be set to be opposite, so that the revolution direction of the pushing assembly 2 and the movement direction of the polishing rod 12 are opposite, the impact effect is enhanced, the circulation effect can be enhanced, and the polishing effect can be further enhanced.

It should be noted that, technical features such as other components of the polishing apparatus according to the present utility model should be considered as the prior art, and specific structures, working principles, and possible control manners and spatial arrangements of the technical features should be selected conventionally in the art, and should not be considered as the point of the utility model of the present utility model, which is not further specifically described in detail.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A lapping device for a lithium battery separator, comprising:

the device comprises a grinding assembly (1), a plurality of pushing assemblies (2), a revolution power assembly (3) and a rotation power assembly (4);

Each pushing component (2) is arranged around the grinding component (1), and the pushing component (2) is in transmission connection with the autorotation power component (4);

the movable end of the revolution power assembly (3) is connected with the pushing assembly (2);

the movable end of the autorotation power assembly (4) is connected with the grinding assembly (1); wherein the method comprises the steps of

When the rotation power assembly (4) drives the grinding assembly (1) to rotate, the rotation power assembly (4) drives each pushing assembly (2) to rotate, and the revolution power assembly (3) is suitable for driving the pushing assemblies (2) to revolve around the grinding assembly (1).

2. The polishing apparatus according to claim 1, wherein,

the self-rotation power assembly (4) comprises a self-rotation motor (41) and a main shaft (42), one end of the main shaft (42) is in transmission connection with the self-rotation motor (41), and the other end of the main shaft is connected with the grinding assembly (1);

each pushing component (2) is in transmission connection with the main shaft (42); wherein the method comprises the steps of

When the rotation motor (41) drives the main shaft (42) to drive the grinding assembly (1) to rotate, the main shaft (42) drives each pushing assembly (2) to synchronously rotate.

3. The polishing apparatus according to claim 2, wherein,

the rotation power assembly (4) further comprises a rotation driving belt wheel (43), a rotation synchronous belt (44) and a rotation driven belt wheel (45);

the rotation driving belt wheel (43) is arranged at the movable end of the rotation motor (41), the rotation driven belt wheel (45) is coaxially connected with the main shaft (42), and two ends of the rotation synchronous belt (44) are respectively connected with the rotation driving belt wheel (43) and the rotation driven belt wheel (45) in a transmission mode.

4. The polishing apparatus according to claim 1, wherein,

the revolution power assembly (3) comprises a revolution motor (31), a revolution shaft (32) and a planetary box (33), one end of the revolution shaft (32) is in transmission connection with the revolution motor (31), the other end of the revolution shaft is connected with the planetary box (33), and the planetary box (33) is connected with each pushing assembly (2);

the revolution shaft (32) is coaxially arranged with the grinding assembly (1); wherein the method comprises the steps of

The revolution motor (31) drives the revolution shaft (32) to drive the planetary box (33) to rotate, and the planetary box (33) drives each pushing component (2) to revolve around the grinding component (1).

5. The polishing apparatus according to claim 4, wherein,

the revolution power assembly (3) further comprises a driving sprocket (34), a chain (35) and a driven sprocket (36);

the driving chain wheel (34) is arranged at the movable end of the revolution motor (31), the driven chain wheel (36) and the revolution shaft (32) are coaxially arranged, and two ends of the chain (35) are respectively in transmission connection with the driving chain wheel (34) and the driven chain wheel (36).

6. The polishing apparatus according to claim 2, wherein,

the pushing assembly (2) comprises a pushing shaft (21), a pushing paddle (22), a pushing driving pulley (23), a pushing synchronous belt (24) and a pushing driven pulley (25);

the pushing shaft (21) is connected with the revolution power assembly (3), one end of the pushing shaft (21) is in transmission connection with the main shaft (42), and the other end of the pushing shaft is connected with the pushing paddle (22);

the pushing driving belt wheel (23) is coaxially arranged with the main shaft (42), and the pushing driven belt wheel (25) is coaxially arranged with the pushing shaft (21);

and two ends of the pushing synchronous belt (24) are respectively in transmission connection with the pushing driving belt wheel (23) and the pushing driven belt wheel (25).

7. The polishing apparatus according to claim 2, wherein,

the grinding assembly (1) comprises a grinding basket (11), a plurality of grinding rods (12), a plurality of ribs (13) and a plurality of upright posts (14);

each upright post (14) is circumferentially arranged along the grinding basket (11), one end of each upright post (14) is connected with the grinding basket (11), and the other end of each upright post is connected with the revolution power assembly (3);

each grinding rod (12) is arranged at the tail end of the main shaft (42) in a staggered mode, and the grinding rods (12) are positioned on the inner side of the grinding basket (11);

the ribs (13) are uniformly distributed along the circumferential direction of the grinding basket (11).

8. The polishing apparatus according to claim 4, wherein,

the grinding device further comprises an upper barrel body (5) and a lower barrel body (51), the planetary box (33) is arranged in the upper barrel body (5), and the lower barrel body (51) is positioned below the upper barrel body (5); wherein the method comprises the steps of

The lower barrel body (51) rises to be closed with the upper barrel body (5), the revolution power assembly (3) drives the pushing assembly (2) to revolve around the grinding assembly (1), and the rotation power assembly (4) drives the grinding assembly (1) and the pushing assembly (2) to rotate.

9. The polishing apparatus according to claim 8, wherein,

a lifting assembly (6) is arranged on one side of the lower barrel body (51), and the lifting assembly (6) comprises a lifting oil cylinder (61), a lifting box (62), a barrel supporting seat (63) and a lifting arm (65);

the movable end of the lifting oil cylinder (61) is connected with the lifting box (62), one end, far away from the lifting oil cylinder (61), of the lifting box (62) is connected with the lifting force arm (65), and the lifting force arm (65) is connected with the bucket supporting seat (63);

the barrel supporting seat (63) is suitable for being provided with a lower barrel body (51);

support column (64) is arranged between the barrel supporting seat (63) and the lifting box (62), through holes (66) are formed in the support column (64), and the lifting arm (65) is slidably arranged in the through holes (66).

10. The polishing apparatus according to claim 9, wherein,

the grinding device further comprises an anti-sedimentation mechanism, and the anti-sedimentation mechanism is arranged on one side of the lower barrel body (51);

the anti-sedimentation mechanism comprises an anti-sedimentation cylinder (71), an anti-sedimentation inserting rod (72), an anti-sedimentation stop block (73) and a proximity switch (74);

The anti-falling cylinder (71) is arranged on the supporting column (64), and the anti-falling inserting rod (72) is arranged at the movable end of the anti-falling cylinder (71);

the anti-sedimentation stop block (73) is arranged at one side of the barrel supporting seat (63);

the proximity switch (74) is arranged on the support column (64), and the proximity switch (74) and the anti-falling inserting rod (72) are arranged at the same height.