CN212855910U

CN212855910U - Grinding equipment

Info

Publication number: CN212855910U
Application number: CN202021208028.1U
Authority: CN
Inventors: 李宗迅; 孙凯华; 孙再洪; 韩敏芳
Original assignee: Suzhou Hua Tsing Power Sci & Tech Co ltd
Current assignee: Suzhou Hua Tsing Power Sci & Tech Co ltd
Priority date: 2020-06-24
Filing date: 2020-06-24
Publication date: 2021-04-02
Anticipated expiration: 2030-06-24

Abstract

The utility model discloses a grinding device, include: a housing; the at least three roll shafts can be pivotally arranged at intervals along the longitudinal direction of the machine shell to form at least two material expelling cavities, and the electrode slurry is poured into one of the material expelling cavities; the driving mechanism is connected with the roller shafts and is used for driving the roller shafts to rotate and enabling the rotation directions of the two adjacent roller shafts to be opposite; the upper ends of at least three roll shafts are covered by the cover body and are connected with the shell; wherein, the two sides in the transverse direction of the discharging cavity are provided with baffles to limit the electrode slurry in the discharging cavity; when the roll shafts rotate, the electrode slurry is attached to the roll shafts and is sequentially attached to the tail roll shafts from the first roll shaft along the arrangement direction of the roll shafts; wherein the electrode slurry is ground in a grinding area between two adjacent rollers, and the electrode slurry is changed and attached in the grinding area between two adjacent rollers.

Description

Grinding equipment

Technical Field

The utility model relates to the field of mechanical equipment, especially, relate to a grinding device.

Background

The roller grinds machine is used for grinding stickness abrasive material, for example, battery thick liquids, and among the prior art, the roller grinds machine is when grinding, and the abrasive material is omitted by the both sides of roller easily, can lead to the waste of battery thick liquids like this, when battery thick liquids pour into moreover, because the roller speed is great, the roller is in open operating condition, can make the battery thick liquids splash to all around like this.

Disclosure of Invention

The utility model discloses aim at solving one of the problem that above-mentioned prior art exists, provide a grinding device, this grinding device can avoid the electrode thick liquids to spill over by the horizontal direction both sides of carrying the material chamber about, avoids splashing of battery thick liquids, saves the cost, simple structure moreover, and grinding efficiency is high.

In order to achieve the above object, the present invention provides a grinding apparatus, comprising:

a housing;

the at least three roll shafts can be pivotally arranged at intervals along the longitudinal direction of the machine shell to form at least two material expelling cavities, and the electrode slurry is poured into one of the material expelling cavities;

the driving mechanism is connected with the roller shafts and is used for driving the roller shafts to rotate and enabling the rotation directions of the two adjacent roller shafts to be opposite;

the upper ends of at least three roll shafts are covered by the cover body and are connected with the shell;

wherein, the two sides in the transverse direction of the discharging cavity are provided with baffles to limit the electrode slurry in the discharging cavity;

when the roll shafts rotate, the electrode slurry is attached to the roll shafts and is sequentially attached to the tail roll shafts from the first roll shaft along the arrangement direction of the roll shafts;

wherein the electrode slurry is ground in a grinding area between two adjacent rollers, and the electrode slurry is changed and attached in the grinding area between two adjacent rollers.

In the technical scheme, when the grinding equipment works, the roll shafts are driven to rotate by the driving device, electrode slurry is poured onto the first roll shaft, is attached to and enters the grinding cavity along the first roll shaft, is extruded and ground in the grinding area and is changed to be attached to the secondary roll shaft, the electrode slurry rotates to the grinding area between the secondary roll shaft and the tail roll shaft along the surface of the secondary roll shaft, is extruded and ground in the grinding area and is changed to be attached to the tail roll shaft to form a finished electrode slurry product, and then the finished electrode slurry product is separated from the tail roll shaft; the grinding equipment can avoid electrode slurry from overflowing from two sides of the horizontal direction of the material expelling cavity, avoid splashing of battery slurry, save cost, and has a simple structure and high grinding efficiency.

In addition, according to the utility model discloses a grinding device can also have following technical characterstic:

in an example of the present invention, the driving mechanism includes:

a drive motor;

one end of at least three roll shafts is fixedly provided with gears, and the gears on the adjacent roll shafts are meshed with each other;

and an output shaft of the driving motor is fixedly connected with one of the roll shafts.

In an example of the present invention, the present invention further includes:

a support mechanism, wherein the support comprises a support frame and an adjusting bolt,

one end of the supporting frame is fixedly connected to the machine shell, and the other end of the supporting frame is suspended at the upper end of the material expelling cavity; the adjusting bolt is connected to the supporting frame in a vertically adjustable mode, and the free end of the adjusting bolt is connected with the baffle plate so as to adjust the size of a gap between the baffle plate and two adjacent roller shaft contour surfaces.

In one example of the present invention, the,

the roll shaft comprises a body and connecting bodies which are integrally formed at two sides of the body,

wherein the outer diameter of the connecting body is smaller than the outer diameter of the body and forms an end stop surface, and the baffle is suitable for abutting against the end stop surface;

the baffle is provided with a first end face and a second end face which are contacted with the roll shaft, the first end face abuts against the end blocking face, and the second end face abuts against the outer contour face of the connecting body.

In one example of the present invention, the outer contour of the baffle is the same as the cross-sectional contour of the grinding chamber in the longitudinal direction.

In one example of the present invention, the baffle is a piece of tetrafluoro material.

In an example of the present invention, the present invention further includes:

and the scraper is arranged close to the tail roller shaft, and the distance between the scraper and the tail roller shaft is smaller than the thickness of the electrode slurry attached to the tail roller shaft.

In one example of the present invention, the scraper is arranged obliquely, and a tangential direction formed by the scraper and the outer contour of the tail roller shaft is opposite to a rolling direction of the tail roller shaft at a tangential point of the scraper and the outer contour of the tail roller shaft.

In an example of the present invention, the present invention further includes:

and the controller is coupled with the driving mechanism and is used for controlling the synchronous action of at least three roller shafts.

In one example of the present invention, the,

further comprising:

an adjustment mechanism, the adjustment mechanism comprising:

a lead screw rotatably coupled with the case;

the nut is matched on the lead screw and fixedly connected with a bearing sleeved on the roll shaft;

the screw rod is perpendicular to the roller shaft so as to adjust the position of the roller shaft in the longitudinal direction.

The following description of the preferred embodiments of the present invention will be made in detail with reference to the accompanying drawings, so that the features and advantages of the invention can be easily understood.

Drawings

Fig. 1 is a front view of a grinding apparatus according to an embodiment of the present invention;

fig. 2 is a left side view of a grinding apparatus according to an embodiment of the present invention;

figure 3 is a top view of a grinding apparatus according to an embodiment of the present invention;

fig. 4 is a schematic view of the rotation of a roller shaft according to an embodiment of the present invention;

fig. 5 is a schematic view of a connection between the rollers according to an embodiment of the present invention;

fig. 6 is an exploded view of a roller shaft and baffle connection structure according to an embodiment of the present invention;

fig. 7 is a schematic view of a connection structure of a roller shaft and a mounting frame according to an embodiment of the present invention;

fig. 8 is a schematic structural diagram of a mounting frame according to an embodiment of the present invention.

Reference numerals:

a grinding apparatus 100;

a housing 10;

a mounting frame 11;

a first mounting hole 111;

a second mounting hole 112;

a roll shaft 20;

a body 201;

end stop surfaces 2011;

a connecting body 202;

a bearing 21;

a discharge chamber 20A;

a drive mechanism 30;

a drive motor 31;

a gear 32;

a speed reduction mechanism 33;

a baffle 40;

the first end face 41;

a second end face 42;

a scraper 50;

an adjustment mechanism 60;

a lead screw 61;

a nut 62;

a support mechanism 70;

a support frame 71;

an adjusting bolt 72;

a cover 80.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

The following description is provided with reference to the accompanying drawings to assist in a comprehensive understanding of various embodiments of the invention as defined by the claims. It includes various specific details to assist in this understanding, but these details should be construed as merely exemplary. Accordingly, those of ordinary skill in the art will recognize that changes and modifications may be made to the various embodiments described herein without departing from the scope of the present invention, which is defined by the following claims. Moreover, descriptions of well-known functions and constructions may be omitted for clarity and conciseness.

It will be apparent to those skilled in the art that the following descriptions of the various embodiments of the present invention are provided for illustration only and not for the purpose of limiting the invention as defined by the appended claims.

Although expressions such as "1 st", "2 nd", "first" and "second" may be used to describe the respective elements of the present invention, they are not intended to limit the corresponding elements. For example, the above expressions are not intended to limit the order or importance of the corresponding elements. The above expressions are used to distinguish one element from another.

Unless otherwise defined, all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. It will be further understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the relevant art and the present specification and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.

According to the utility model discloses a grinding device 100, as shown in fig. 1-3, include:

a housing 10 for mounting other related components of the grinding apparatus 100, making the grinding apparatus 100 more compact;

at least three roll shafts 20, the at least three roll shafts 20 being pivotably provided at intervals along the longitudinal direction of the casing 10 to form at least two discharge chambers 20A, and electrode slurry being poured from one of the discharge chambers 20A; specifically, at least three roller shafts 20 are mounted on the upper end of the casing 10 through bearings 21 such that at least two discharge chambers 20A formed by the at least three roller shafts 20 are in an open state, which facilitates discharging and taking of materials, wherein mounting holes are provided in the longitudinal direction of the casing 10, and coupling between the roller shafts 20 and the mounting holes is achieved through the bearings 21.

The driving mechanism 30 is connected with the roller shafts 20 and is used for driving the roller shafts 20 to rotate and enabling the rotation directions of the two adjacent roller shafts 20 to be opposite; in short, the driving mechanism 30 serves as a power source of the grinding apparatus 100 for driving the rotation of the roller shaft 20.

The cover body 80 covers the upper ends of the at least three roller shafts and is connected with the machine shell 10, and the cover body 80 can be connected with the upper end of the machine shell 10 in a fastener connection mode to seal and cover the at least three roller shafts; because the roll shaft 20 is open structure, when the battery thick liquids pour into the roll shaft, because the speed of roll shaft is very fast, easily splash away when the battery thick liquids do not adsorb with the roll shaft completely, can prevent through setting up cover body 80 that the battery thick liquids from splashing.

Wherein baffles 40 are provided on both sides in the lateral direction of the discharge chamber 20A to confine the electrode slurry in the discharge chamber 20A; by providing the baffles 40 on both sides of the grinding chamber 20A, it is possible to prevent the electrode slurry poured into the grinding chamber 20A from being splashed out of the grinding chamber 20A, causing waste of the abrasive.

Wherein, when the roll shaft 20 rotates, the electrode paste is attached to the roll shaft 20 and is sequentially attached to the tail roll shaft 20 from the head roll shaft 20 along the arrangement direction of the roll shaft 20;

wherein the electrode slurry is ground in a grinding area between two adjacent rollers 20, and the electrode slurry is changed to be attached in the grinding area between two adjacent rollers 20;

that is, the grinding and transporting process of the electrode slurry will be described here taking the grinding chamber 20A between the primary roller shafts 20 and the secondary roller shafts 20 as an example, the electrode slurry is poured onto the primary roller shafts 20, adhered to and fed along the primary roller shafts 20 into the grinding chamber 20A, and the electrode slurry is press-ground in the grinding zone and changed to the secondary roller shafts 20;

in one embodiment of the present invention, as shown in fig. 4, the roll shaft 20 includes a primary roll shaft 20, a secondary roll shaft 20, and a tail roll shaft 20; specifically, when the grinding apparatus 100 is in operation, the roller shaft 20 is driven to rotate by the driving device, the electrode slurry is poured onto the primary roller shaft 20, is adhered to and enters the grinding chamber 20A along the primary roller shaft 20, is extruded and ground in the grinding region and is changed to be adhered to the secondary roller shaft 20, rotates along the surface of the secondary roller shaft 20 to the grinding region between the secondary roller shaft 20 and the tail roller shaft 20, is extruded and ground in the grinding region and is changed to be adhered to the tail roller shaft 20 to form a finished electrode slurry product, and then is separated from the tail roller shaft 20; the grinding apparatus 100 can prevent the electrode slurry from overflowing from both sides in the transverse direction of the slurry expelling chamber 20A, and is cost-saving, simple in structure, and high in grinding efficiency.

In an example of the present invention, as shown in fig. 5, the driving mechanism 30 includes:

a drive motor 31;

gears 32 are fixedly arranged at one end of at least three roller shafts 20, and the gears 32 on the adjacent roller shafts 20 are meshed with each other;

an output shaft of the driving motor 31 is fixedly connected with one of the roll shafts 20;

specifically, synchronous driving is realized among at least three roller shafts 20 by mutual meshing of gears 32 correspondingly coupled with one of the roller shafts, and a driving motor 31 drives one of the roller shafts 20, for example, drives the first roller shaft 20;

of course, also includes: a speed reducing mechanism 33, one end of the speed reducing mechanism 33 is coupled to the driving motor 31, and the other end thereof is coupled to one of the roller shafts 20, for example, the speed reducing mechanism 33 includes: the first driving wheel and the second driving wheel that mesh each other, and the number of teeth of first driving wheel is less than the number of teeth of second driving wheel, and first driving wheel meshes with the action wheel on the driving motor 31 output shaft mutually, and the second driving wheel meshes with gear 32 on one of them roller bearing mutually.

Of course, the present invention is not limited thereto, the driving mechanism 30 may also include a driving motor 31, a worm gear fixedly disposed at one end of each of the at least three roller shafts 20, and a worm fixedly coupled to an output shaft of the driving motor 31, and the worm gear is engaged with the worm gear of each of the at least three roller shafts 20, that is, the driving of the at least three roller shafts 20 may also be realized through the worm gear coupling mechanism; it should be noted that the worm includes at least three sections of spiral teeth, and the rotation directions of adjacent spiral teeth are different, so that when the worm rotates, the rotation directions of adjacent two roller shafts 20 are opposite.

In an example of the present invention, as shown in fig. 1 to 3, the present invention further includes:

a support mechanism 70, the support comprises a support bracket 71 and an adjusting bolt 72,

one end of the supporting frame 71 is fixedly connected to the casing 10, and the other end thereof is suspended at the upper end of the discharge chamber 20A; the adjusting bolt 72 is coupled to the supporting frame 71 in an up-and-down adjustable manner, and the free end of the adjusting bolt is coupled to the baffle 40, so as to adjust the size of the gap between the baffle 40 and the contour surfaces of two adjacent roller shafts 20;

that is, the lower edge of the baffle 40 is suitable for abutting against the profile surface formed by two adjacent roller shafts 20, and as the roller shafts 20 rotate and the baffle 40 is fixedly connected, in the actual driving, friction exists between the baffle 40 and the roller shafts 20; generally, the material of the baffle 40 is selected from wear-resistant materials, and preferably, the baffle 40 is a teflon material.

In one example of the present invention, as shown in figure 6,

the roller comprises a body 201 and a connecting body 202 integrally formed at both sides of the body 201,

wherein, the outer diameter of the connecting body 202 is smaller than the outer diameter of the body 201 and forms an end stop surface 2011, and the baffle is suitable for abutting against the end stop surface 2011;

the baffle is provided with a first end surface 41 and a second end surface 42 which are contacted with the roller shaft, the first end surface 41 is abutted against the end stop surface 2011, and the second end surface 42 is abutted against the outer contour surface of the connecting body 202; that is, the second end surface 42 is in fit abutment with the outer contour surface formed by the connecting body 202 of two adjacent roller shafts 20;

thus, the installation and fixation of the baffle plate can be facilitated, and the reliability of the baffle plate under the stopping action of the end stopping surface 2011 is higher.

In an example of the present invention, the outer contour of the baffle 40 is the same as the cross-sectional profile of the grinding chamber 20A in the longitudinal direction, so that the outer contour of the baffle 40 is highly fitted and matched with the grinding chambers 20A formed by the profile surfaces of the two adjacent roller shafts 20, thereby making the effect of limiting the electrode paste by the baffle 40 better.

In one example of the present invention, the baffles 40 are disposed on both sides of the slurry chamber 20A for pouring electrode slurry; generally, the baffles 40 are disposed on both sides of the discharge chamber 20A formed between the primary roller shafts 20 and the secondary roller shafts 20 because the adhesion between the electrode slurry and the roller shafts 20 is not strong enough upon the electrode slurry being poured into the discharge chamber 20A, so that the electrode slurry is moved in the lateral direction to be thrown out of the discharge chamber 20A, and the electrode slurry is press-ground after entering the grinding zone so that the adhesion between the electrode slurry and the roller shafts 20 is enhanced, so that the baffles 40 are not required on both sides of the other discharge chamber 20A.

In an example of the present invention, as shown in fig. 3, the present invention further includes:

a scraper 50, wherein the scraper 50 is arranged at a position close to the tail roller shaft 20, and the distance between the scraper 50 and the tail roller shaft 20 is smaller than the thickness of the electrode slurry attached on the tail roller shaft 20;

when the electrode paste finished product rolls to the scraper 50 on the tail roller shaft 20, the electrode paste finished product is scraped off from the tail roller shaft 20 by the scraper 50, so that the electrode paste finished product automatically falls off from the tail roller shaft 20, and labor force is greatly saved.

In an example of the present invention, the scraper 50 is arranged obliquely, and the tangential direction formed by the scraper 50 and the outer contour of the tail roller shaft 20 is opposite to the rolling direction of the tail roller shaft 20 at the tangential point of the scraper 50 and the outer contour of the tail roller shaft 20;

can make electrode paste finished product break away from with tail roll axle 20 along scraper 50's up end is automatic like this to can fall along scraper 50's incline direction, only need can accomplish depositing electrode paste finished product this moment at scraper 50's lower extreme configuration container, simple easy operation uses manpower sparingly greatly.

In an example of the present invention, the present invention further includes:

a controller coupled to the driving mechanism 30 for controlling the synchronous motion of the at least three rollers 20; the controller can complete the simultaneous start-stop operation and steering operation of at least three roll shafts 20.

In one example of the present invention, as shown in figures 7 and 8,

further comprising:

an adjustment mechanism 60, the adjustment mechanism 60 comprising:

a lead screw 61, the lead screw 61 being rotatably coupled with the housing 10;

the nut 62 is matched on the screw rod 61 and fixedly connected with the bearing 21 sleeved on the roller shaft 20;

wherein the lead screw 61 is provided perpendicular to the roller shaft 20 to adjust the position of the roller shaft 20 in the longitudinal direction.

In the embodiment of the present invention, the adjusting mechanism 60 includes a plurality of adjusting mechanisms, and is symmetrically disposed on both sides of the roll shaft 20 in the transverse direction; be equipped with the mounting bracket 11 that extends along longitudinal direction on the casing 10 promptly, and include first mounting hole 111 and second mounting hole 112 on the mounting bracket 11, wherein, first mounting hole 111 sets up the both sides at mounting bracket 11, and for establishing the slot hole structure, first roller 20 and tail roller 20 set up in corresponding slot hole, can realize the clearance between first roller 20 and secondary roller 20 through rotatory lead screw 61 to and the adjustment in the clearance between tail roller 20 and the secondary roller 20, this is mainly the clearance size of adjusting grinding chamber, realizes the regulation to the grinding fineness of electrode slurry.

The above description is only an exemplary embodiment of the present invention, and is not intended to limit the scope of the present invention, which is defined by the appended claims.

Those skilled in the art will appreciate that various features of the various embodiments of the invention described hereinabove may be omitted, added to, or combined in any manner accordingly. Moreover, the simple transformation and the solution of adapting and functional structure transformation to the prior art, which can be thought of by those skilled in the art, all belong to the protection scope of the present invention.

While the invention has been shown and described with reference to various embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the scope of the invention as defined by the appended claims.

Claims

1. A grinding apparatus, comprising:

a housing (10);

at least three roll shafts (20), wherein the at least three roll shafts (20) are pivotally arranged at intervals along the longitudinal direction of the machine shell (10) to form at least two discharging cavities (20A), and the electrode slurry is poured into one of the discharging cavities (20A);

the driving mechanism (30) is connected with the roller shafts (20) and is used for driving the roller shafts (20) to rotate and enabling the rotation directions of the two adjacent roller shafts (20) to be opposite; and

the upper ends of at least three roll shafts (20) are covered by the cover body (80), and the cover body (80) is connected with the shell (10);

wherein baffles (40) are arranged on both sides of the horizontal direction of the expelling cavity (20A) to limit the electrode slurry in the expelling cavity (20A);

wherein when the roll shaft (20) rotates, the electrode slurry is attached to the roll shaft (20) and is sequentially attached to the tail roll shaft (20) from the first roll shaft (20) along the arrangement direction of the roll shaft (20);

wherein the electrode slurry is ground in a grinding area between two adjacent rollers (20), and the electrode slurry is changed in adhesion in the grinding area between two adjacent rollers (20).

2. The grinding apparatus according to claim 1,

the drive mechanism (30) comprises:

a drive motor (31);

one end of each of the at least three roll shafts (20) is fixedly provided with a gear (32), and the gears (32) on the adjacent roll shafts (20) are meshed with each other;

an output shaft of the driving motor (31) is fixedly connected with one of the roll shafts (20).

3. The grinding apparatus according to claim 1,

further comprising:

a support mechanism (70) including a support bracket (71) and an adjustment bolt (72),

one end of the supporting frame (71) is fixedly connected to the machine shell (10), and the other end of the supporting frame is suspended at the upper end of the material expelling cavity (20A); the adjusting bolt (72) is connected to the supporting frame (71) in a vertically adjustable mode, and the free end of the adjusting bolt is connected with the baffle plate (40) so as to adjust the size of a gap between the baffle plate (40) and the contour surfaces of two adjacent roll shafts (20).

4. The grinding apparatus according to claim 1,

the roll shaft (20) comprises a body (201) and connecting bodies (202) which are integrally formed at both sides of the body (201),

wherein the connecting body (202) has an outer diameter smaller than the outer diameter of the body (201) and forms an end stop surface (2011) against which the stop is adapted to abut;

the baffle (40) is provided with a first end face (41) and a second end face (42) which are in contact with the roller shaft (20), the first end face (41) abuts against the end stop face (2011), and the second end face (42) abuts against the outer contour face of the connecting body (202).

5. The grinding apparatus according to claim 1,

the outer profile of the baffle plate (40) is the same as the cross-sectional profile of the expelling cavity (20A) in the longitudinal direction.

6. The grinding apparatus according to claim 1,

further comprising:

and the scraper (50) is arranged at a position close to the tail roller shaft (20), and the distance between the scraper (50) and the tail roller shaft (20) is smaller than the thickness of the electrode slurry attached to the tail roller shaft (20).

7. The grinding apparatus according to claim 6,

the scraper (50) is obliquely arranged, and the tangential direction formed by the scraper (50) and the outer contour of the tail roller shaft (20) is opposite to the rolling direction of the tail roller shaft (20) at the tangent point of the scraper (50) and the outer contour of the tail roller shaft (20).

8. The grinding apparatus according to claim 2,

further comprising:

a controller coupled to the drive mechanism (30) for controlling the synchronous motion of the at least three rollers (20).

9. The grinding apparatus according to claim 1,

further comprising:

an adjustment mechanism (60), the adjustment mechanism (60) comprising:

a lead screw (61), the lead screw (61) being rotatably coupled with the housing (10);

the nut (62) is matched on the lead screw (61) and fixedly connected with a bearing (21) sleeved on the roll shaft (20);

wherein the screw shaft (61) is arranged perpendicular to the roller shaft (20) to adjust the position of the roller shaft (20) in the longitudinal direction.

10. The grinding apparatus according to claim 1,

the cover body (80) is a transparent piece.