CN109012904B

CN109012904B - Ball-milling mixing device

Info

Publication number: CN109012904B
Application number: CN201810908523.4A
Authority: CN
Inventors: 唐睿; 何进; 陈益民
Original assignee: Anhui One Magnet Electronic Co ltd
Current assignee: Anhui Wanci Electronics Co ltd
Priority date: 2018-08-10
Filing date: 2018-08-10
Publication date: 2020-07-10
Anticipated expiration: 2038-08-10
Also published as: CN109012904A

Abstract

The invention discloses a ball mill mixing device which comprises a device seat, a roller, a plurality of grinding balls, a cleaning mechanism and a stirring mechanism. The cylinder is the slope form, cuts apart a plurality of mill storehouses in proper order through a plurality of filter screens along the direction of cylinder downward sloping in the cylinder, and the mesh diameter of every filter screen reduces in proper order along the direction of cylinder downward sloping. The grinding balls are divided into a plurality of groups of grinding ball groups, and each group of grinding ball groups is correspondingly distributed in each grinding bin. The cleaning mechanism comprises an inner shaft, a plurality of first extension rods and a plurality of brushes. The stirring mechanism comprises a plurality of stirring rods and stirring blades. According to the invention, the grinding bins and the groups of grinding balls are arranged, the roller rotates after materials are put into the roller, multi-step grinding can be carried out through the groups of grinding balls, and the grinding effect is good. The stirring rod and the stirring blade in the stirring mechanism can fully mix the materials. The brush in the cleaning mechanism can clean the corresponding filter screen, and the filtering efficiency of the filter screen is kept.

Description

Ball-milling mixing device

Technical Field

The invention relates to the technical field of rare earth processing equipment, in particular to a ball-milling and mixing device.

Background

The rare earth is a general name of seventeen metal elements including lanthanide elements, scandium and yttrium in a chemical periodic table, and when rare earth is processed, materials need to be crushed and mixed, so that a ball-milling material mixing device needs to be used for mixing and grinding the materials.

The existing ball milling and mixing device is simple in structure, only grinding balls are added into a roller, on one hand, the crushing efficiency is low, the materials cannot be filtered while being crushed, the filtered materials are subjected to secondary grinding, and filter residues continue to be crushed in the roller; on the other hand, when carrying out compounding and abrasive material operation, the compounding is inhomogeneous, and crushing efficiency is low, is unfavorable for promoting production efficiency.

Disclosure of Invention

The invention provides a ball milling and mixing device, aiming at the problems that the conventional processing device cannot carry out multi-step layered grinding on the ground raw materials and the mixing is not uniform.

The invention is realized by adopting the following technical scheme: ball-milling compounding device includes:

a drum;

a plurality of grinding balls which are arranged in the roller and grind the materials in the roller when the roller rotates;

the roller is inclined; the interior of the roller is sequentially divided into a plurality of grinding bins along the downward inclined direction of the roller; the two adjacent grinding bins are isolated by a partition plate; the partition plates adopt filter plates, the diameters of meshes of different filter plates are sequentially reduced along the downward inclination direction of the roller, or the edge of each partition plate is provided with at least one opening, a filter screen is arranged in each opening, the diameters of meshes of the filter screens on the partition plates are the same, and the diameters of meshes of the filter screens on the different partition plates are sequentially reduced along the downward inclination direction of the roller;

the grinding balls are divided into a plurality of groups of grinding ball groups corresponding to the grinding bins respectively, each group of grinding ball groups are correspondingly distributed in the corresponding grinding bins, the diameters of the grinding balls in each group of grinding ball groups are the same, and the diameters of the grinding balls in different grinding ball groups are sequentially reduced along the downward inclination direction of the roller;

the ball-milling mixing device also comprises a cleaning mechanism;

the cleaning mechanism includes: one end of the inner shaft extends into one end of the roller and passes through the partition plate to reach the other end of the roller, and the inner shaft is positioned on the rotation central line of the roller; the brushes are used for cleaning the corresponding filter screens when the inner shaft rotates, and each brush is positioned on one side of the corresponding filter screen, which is upward along the inclination direction of the roller; one end of each of the first extension rods corresponding to the filter screens is used for fixing the hairbrush, and the other end of each of the first extension rods is fixedly connected with the inner shaft; the first driving device is used for driving the inner shaft to rotate and comprises a first motor, and a motor shaft of the first motor is in transmission connection with one end, outside the roller, of the inner shaft through a transmission chain.

As a further improvement of the above, the rotation direction of the drum is opposite to the rotation direction of the inner shaft.

As a further improvement of the scheme, a vibration motor for generating vibration is arranged at the connecting part of the brush and the first extension rod.

As a further improvement of the scheme, one side of each filter screen is correspondingly provided with a leakage hopper, each leakage hopper is positioned at one side of the corresponding filter screen which is downward along the inclined direction of the roller and is fixed on the partition board where the corresponding filter screen is positioned, and the leakage hopper is used for conveying materials along the downward inclined direction of the roller and limiting the backflow of the materials.

As a further improvement of the proposal, one end of the roller is provided with a second driving device for driving the roller to rotate; the second driving device comprises:

a second motor;

the reduction box is used for carrying out reduction transmission on the motor II;

a second transmission chain;

and one end of the driving shaft is fixedly connected with the other end of the roller, the other end of the driving shaft is in transmission connection with the reduction gearbox through a second transmission chain, and the driving shaft is positioned on the rotation central line of the roller.

As a further improvement of the scheme, a feeding hole for feeding materials is formed in the grinding bin at the top in the downward inclined direction of the roller, and a first sealing cover for sealing the feeding hole is arranged in the feeding hole; and a discharge hole for taking out materials is formed in the grinding bin at the bottom in the downward-inclined direction of the roller, and a second sealing cover for sealing the discharge hole is arranged in the discharge hole.

As a further improvement of the scheme, a plurality of stirring rods are fixed on the area of the inner shaft in each grinding bin, the other end of each stirring rod is connected with a stirring blade, and a plurality of sieve holes are formed in each stirring blade.

As a further improvement of the scheme, the ball milling and mixing device further comprises a scraping mechanism, wherein the scraping mechanism is used for scraping the materials at the included angle between the partition plate and the inner wall of the roller when the inner shaft rotates; scrape material mechanism includes:

the scraping plates respectively correspond to the plurality of partition plates, each scraping plate is positioned on one side of the corresponding partition plate, which is upward along the inclination direction of the roller, and the scraping plates are tightly attached to the inner wall of the roller;

and the second extending rods respectively correspond to the plurality of partition plates, one end of each second extending rod is used for fixing the scraper, and the other end of each second extending rod is fixedly connected with the inner shaft.

As a further improvement of the scheme, the inner wall of the roller is provided with a plurality of material lifting plates, the material lifting plates are divided into a plurality of groups of material lifting plate groups corresponding to the grinding bins respectively, a group of material lifting plate groups are correspondingly arranged in each grinding bin, and each group of material lifting plate groups form a spiral structure.

As a further improvement of the above scheme, the ball milling and mixing device further comprises a device seat, and two supports for supporting the rollers are arranged at the top of the device seat;

one of the supports is connected with the driving shaft, and the driving shaft is rotatably arranged on the support;

the other support is connected with a driven shaft, the driven shaft is rotatably mounted on the support, one end of the driven shaft is fixedly connected with the other end of the roller and is positioned on a rotation central line of the roller, and one end of the inner shaft extends into the roller from the other end of the driven shaft.

The invention has the beneficial effects that:

1. the ball milling and mixing device comprises a plurality of milling bins which are sequentially partitioned by partition plates in an inclined roller along the downward inclination direction of the roller, a filter screen is arranged in each partition plate, and the diameters of meshes of the filter screens are sequentially reduced along the downward inclination direction of the roller. And all set up a set of ball in every grinds the storehouse, the ball diameter of the different groups reduces along the direction of cylinder downward sloping in proper order to the material can carry out the layering abrasive material in a plurality of mills storehouses and every grinds the storehouse and correspond the ball, can carry out the pertinence abrasive material to the material, and the abrasive material effect is better.

2. The cleaning mechanism corresponding to the filter screen is arranged in the roller and comprises an inner shaft, a plurality of brushes corresponding to the filter screens and a first extension rod, and the two ends of the first extension rod are connected with the inner shaft and the brushes respectively. When the inner shaft rotates in the roller, the brush is in contact with one side of the filter screen, and materials in the meshes of the filter screen are cleaned by rubbing the filter screen, so that the cleaning efficiency of the filter screen is kept. The connecting part of the brush and the first extension rod is provided with the vibrating motor, so that the brush can vibrate through the vibrating motor, and the cleaning effect of the brush on the filter screen is better.

3. A plurality of stirring rods are arranged on the inner shaft in the area of each grinding bin, and one end of each stirring rod is connected with one stirring blade. The inner shaft rotates, and the stirring rod and the stirring blades synchronously rotate, so that materials in the roller are fully mixed.

Drawings

Fig. 1 is a schematic structural diagram of a ball milling and mixing device of the present invention.

Fig. 2 is a side perspective view of the drum of embodiment 1 of the present invention.

Fig. 3 is an enlarged view of a region a in fig. 2.

Fig. 4 is a schematic structural view of a top cover according to embodiment 1 of the present invention.

Fig. 5 is a side perspective view of the drum of embodiment 2 of the present invention.

Fig. 6 is a schematic structural diagram of the scraping mechanism in fig. 5.

Fig. 7 is a schematic structural diagram of a ball milling and mixing device in embodiment 3 of the present invention.

Description of the symbols

1 device seat 15 scraper

2 roller 16 grinding ball

3 support 17 extension rod two

4 motor one 18 brush

5 motor two 19 hopper

6 Top cover 20 cover one

7 rubber gasket 21 seal cover II

8 baffle 22 filter screen

9 grind storehouse 23 drive chain one

10 driving shaft 24 driving chain II

11 inner shaft 25 vibration motor

12 stirring rod 26 material lifting plate

13 stirring blade 28 reduction gearbox

14 stretch rod one

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Example 1

Referring to fig. 1, 2, 3 and 4, the ball milling and mixing device of the present embodiment includes a roller 2, a plurality of grinding balls 16, a second driving device, a device seat 1, a cleaning mechanism and a stirring mechanism.

The cylinder 2 is the slope form, cuts apart a plurality of mill storehouses 9 in proper order along the direction of cylinder 2 downward sloping through baffle 8 in the cylinder 2, and a plurality of mill storehouses 9 are used for carrying out the layering to the material and grind. And the edge of each baffle plate 8 is provided with at least one opening, and a filter screen 22 is arranged in each opening. The mesh diameter of each filter screen 22 is sequentially reduced in a direction in which the drum 2 is inclined downward. One side of each filter screen 22 is correspondingly provided with a leakage hopper 19, each leakage hopper 19 is positioned at one side of the corresponding filter screen 22 which faces downwards along the inclined direction of the roller 2 and is fixed on the partition plate 8 where the corresponding filter screen 22 is positioned, and the leakage hopper 19 is used for conveying materials along the inclined direction of the roller 2 and limiting the backflow of the materials. A feeding hole for feeding materials is formed in the top grinding bin 9 of the roller 2 in the downward-inclined direction, and a first sealing cover 20 for sealing the feeding hole is installed in the feeding hole. The bottom grinding bin 9 of the roller 2 in the downward inclined direction is provided with a discharge hole for taking out materials, and a second sealing cover 21 for sealing the discharge hole is arranged in the discharge hole.

In addition, in some embodiments, the partition plate 8 can adopt a filter plate, and the mesh diameters of the filter plate are sequentially reduced along the downward inclination direction of the roller 2, so that the materials can be subjected to layered filtration.

A plurality of grinding balls 16 are used to grind the material within the drum 2 as the drum 2 rotates. The grinding balls 16 are divided into a plurality of groups of grinding ball groups respectively corresponding to the grinding bins 9, each group of grinding ball group is distributed in the corresponding grinding bin 9, the diameters of the grinding balls 16 in each group of grinding ball group are the same, and the diameters of the grinding balls 16 in different groups of grinding ball groups are sequentially reduced along the downward inclined direction of the roller 2. The grinding balls 16 with different diameters can carry out targeted grinding on materials in the corresponding grinding bins 9, and the grinding efficiency is high.

The second driving device is used for driving the roller 2 to rotate, and comprises: a second motor 5, a reduction gearbox 28, a second transmission chain 24 and a driving shaft 10. The reduction box 28 is used for carrying out reduction transmission on the motor II 5. One end of a driving shaft 10 is fixedly connected with the other end of the roller 2, the other end of the driving shaft 10 is in transmission connection with a reduction gearbox 28 through a second transmission chain 24, and the driving shaft 10 is located on the rotation central line of the roller 2.

When the second motor 5 is started, the speed reduction transmission is carried out through the reduction gearbox 28, the torque is increased, and then the driving shaft 10 and the roller 2 are driven to rotate through the second transmission chain 24. The second motor 5 can provide larger power for the rotation of the roller 2 through the reduction box 28.

The device seat 1 is used for supporting the roller 2, and two supports 3 for supporting the roller 2 are arranged at the top of the device seat 1. One of them support 3 is connected driving shaft 10, and driving shaft 10 is the rotary type through the bearing and installs on support 3. Another support 3 is connected with a driven shaft, just the driven shaft is the rotary type through the bearing and installs on support 3, the other end of driven shaft one end fixed connection cylinder 2 just is located the rotation center line of cylinder 2, and the one end of interior axle 11 is followed the other end of driven shaft stretches into cylinder 2. The device base 1 supports the roller 2 stably through the bracket 3. A top cover 6 is installed at the top of each support 3 through a fixing bolt, and the top cover 6 is matched with the driving shaft 10, the driven shaft and corresponding bearings to fix the corresponding bearings and also facilitate the disassembly of the roller 2.

In addition, the bottom of the device seat 1 is provided with an interlayer, and a rubber pad 7 is arranged in the interlayer. The drum 2 vibrates during operation, and the rubber pad 7 can reduce the vibration.

In summary, during material processing, the operator opens the first cover 20 and puts the raw material into the drum 2. And starting the second motor 5, and driving the roller 2 to rotate by the second motor 5. The materials fall into the grinding bin 9 at the top of the inclined direction of the roller 2 for grinding, and are filtered sequentially by the filter screen 22, and flow into the grinding bin 9 at the next layer for grinding for multiple times. The grinding balls 16 corresponding to the grinding bin 9 can perform targeted grinding operation on the materials, the targeted grinding effect can be better, and the grinding is completed. And (5) closing the second motor 5, opening the second sealing cover 21, and taking out the ground and uniformly mixed materials.

The cleaning mechanism is used for cleaning the meshes of the filter screen 22, and comprises: the inner shaft 11, the first driving device, a plurality of brushes 18 and a plurality of first extension rods 14. One end of the inner shaft 11 extends into one end of the roller 2 and passes through the partition plate 8 to reach the other end of the roller 2, and the inner shaft 11 is positioned on a rotation central line in the roller 2. A plurality of brushes 18 corresponding to the plurality of filter meshes 22, each brush 18 being for cleaning a corresponding filter mesh 22 when the inner shaft 11 rotates, each brush 18 being located on a side of the corresponding filter mesh 22 that is upward in the direction of inclination of the drum, and the brush 18 being in close contact with the corresponding filter mesh 22. A plurality of first extension bars 14 corresponding to the plurality of filter screens 22, one end of which is used for fixing the brush 18 and the other end of which is fixedly connected with the inner shaft 11. And a first driving device for driving the inner shaft 11 to rotate, wherein the first driving device comprises a first motor 4 and a first transmission chain 23, and a motor shaft of the first motor 4 is connected with one end of the inner shaft 11, which is positioned outside the roller 2, through the first transmission chain 23. A vibration motor 25 for generating vibration is arranged at the connection part of the brush 18 and the first extension rod 14, a battery and a switch are arranged in the extending part of the inner shaft 11, and the vibration motor 25 is supplied with power through the battery and is controlled through the switch. The inner shaft 11 is driven by the first transmission, and the inner shaft 11 and the driving shaft 10 rotate coaxially and reversely, so that the inner shaft 11 and the roller 2 rotate in opposite directions.

Wherein, brush 18 is when passing through filter screen 22, and the brush hair can clear up the mesh of filter screen 22, and when before starting motor 4, turn on vibrating motor 25, vibrating motor 25 drives brush 18 and carries out more efficient clearance to filter screen 22.

The stirring mechanism is used for stirring and uniformly mixing the materials in the roller 2. The stirring mechanism comprises a plurality of stirring rods 12, and the inner shaft 11 is positioned in the area of each grinding chamber 9 and fixes the plurality of stirring rods 12. The other end of the stirring rod 12 is connected with a stirring blade 13, and a plurality of sieve holes are formed in the stirring blade 13. When the inner shaft 11 rotates, the stirring rod 12 and the stirring blade 13 stir and mix the materials.

The ball-milling compounding device of this implementation can utilize multiunit ball 16 to carry out the layering grinding to the material in a plurality of mill storehouses 9, and the material granule can carry out the layering through filter screen 22 and filter. When filtering, rabbling mechanism can carry out abundant mixing with the material. When the filter screen 22 is blocked, the filter screen can be cleaned in real time through the cleaning mechanism, the grinding efficiency is high, and the service life is long.

Example 2

Please refer to fig. 5 and fig. 6, the ball milling and mixing device of the present embodiment is added with a scraping mechanism on the basis of embodiment 1, when the roller 2 performs the grinding operation, due to gravity, the materials will form a certain accumulation at the included angle between the partition plate 8 and the inner wall of the roller 2, and the agglomerated materials are inconvenient to grind due to the agglomeration generated by the extrusion. The scraping mechanism is used for scraping materials accumulated on one side of the filter screen 22 when the roller 2 rotates, and the scraping mechanism comprises a plurality of second extension rods 17 which respectively correspond to the plurality of partition plates 8. One end of the second extension rod 17 is provided with a scraper 15 tightly attached to the inner wall of the roller 2, and the other end of the second extension rod 17 is fixedly connected with the inner shaft 11. When the drum 2 rotates, the scraper 15 can scrape the materials attached to the side of the filter screen 22 and the corner formed by the partition 8 and the inner wall of the drum 2, so that the materials are continuously ground and mixed in the drum 2.

In addition, the ball milling and mixing device of the embodiment is additionally provided with a plurality of material lifting plates 26 arranged on the inner wall of the roller 2 on the basis of the embodiment 1, and the plurality of material lifting plates 26 are divided into a plurality of groups of material lifting plate groups respectively corresponding to the plurality of milling bins 9. Each set of material lifting plates 26 forms a spiral structure in the corresponding grinding bin 9.

When the roller 2 rotates, the material lifting plate 26 at the bottom lifts the material accumulated on the upper surface of the roller, and the material falls off from the material lifting plate 26 in the rising process, so that the material is mixed more uniformly. The stirring rod 12 and the stirring blade 13 do not contact with the lifting plate 26 when rotating.

Example 3

Referring to fig. 7, the ball milling and mixing device of the present embodiment is added with another reduction box 28 on the basis of embodiment 1. The reduction box 28 is used for carrying out reduction transmission on the motor I4, and the reduction box 28 is in transmission connection with one end, outside the roller 2, of the inner shaft 11 through a transmission chain I23.

When the motor one 4 is started, the reduction box 28 performs speed reduction transmission on the motor one 4, outputs larger torque, and then drives the inner shaft 11 to rotate through the transmission chain one 23. The reduction gearbox 28 allows a greater force to rotate the inner shaft 11, thereby enabling a greater amount of material to be processed.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. Ball-milling compounding device includes:

a drum (2);

a plurality of grinding balls (16) which are arranged in the roller (2) and grind the materials in the roller (2) when the roller (2) rotates;

the method is characterized in that: the roller (2) is inclined; the interior of the roller (2) is sequentially divided into a plurality of grinding bins (9) along the downward inclined direction of the roller (2); two adjacent grinding bins (9) are isolated by a partition plate (8); the partition plates (8) adopt filter plates, the mesh diameters of different filter plates are sequentially reduced along the downward inclined direction of the roller, or at least one opening is formed in the edge of each partition plate, a filter screen (22) is arranged in each opening, the mesh diameters of the filter screens (22) on each partition plate (8) are the same, and the mesh diameters of the filter screens (22) on different partition plates (8) are sequentially reduced along the downward inclined direction of the roller (2);

the grinding balls (16) are divided into a plurality of groups of grinding ball groups corresponding to the grinding bins (9), each group of grinding ball groups is correspondingly distributed in the corresponding grinding bin (9), the diameters of the grinding balls (16) in each group of grinding ball groups are the same, and the diameters of the grinding balls (16) in different grinding ball groups are sequentially reduced along the downward inclination direction of the roller (2);

the ball-milling mixing device also comprises a cleaning mechanism;

the cleaning mechanism includes:

one end of the inner shaft (11) extends into one end of the roller (2) and passes through the partition plate (8) to reach the other end of the roller (2), and the inner shaft (11) is positioned on the rotation central line of the roller (2);

a plurality of brushes (18) corresponding to the plurality of filter meshes (22), each brush (18) being used for cleaning the corresponding filter mesh (22) when the inner shaft (11) rotates, each brush (18) being located on one side of the corresponding filter mesh (22) which is upward along the inclination direction of the roller;

a plurality of extension rods (14) corresponding to the plurality of filter screens (22), wherein one end of each extension rod is used for fixing the brush (18), and the other end of each extension rod is fixedly connected with the inner shaft (11); a vibration motor (25) for generating vibration is arranged at the connecting part of the brush (18) and the first extension rod (14);

one side of each filter screen (22) is correspondingly provided with a leakage hopper (19), each leakage hopper (19) is positioned at one side of the corresponding filter screen (22) which is downward along the inclination direction of the roller (2) and is fixed on the partition plate (8) where the corresponding filter screen (22) is positioned, and the leakage hopper (19) is used for conveying materials along the downward inclination direction of the roller (2) and limiting material backflow;

the first driving device is used for driving the inner shaft (11) to rotate and comprises a first motor (4), and a motor shaft of the first motor (4) is in transmission connection with one end, located outside the roller (2), of the inner shaft (11) through a first transmission chain (23);

a plurality of stirring rods (12) are fixed on the area of the inner shaft (11) in each grinding bin (9), the other end of each stirring rod (12) is connected with a stirring blade (13), and a plurality of sieve holes are formed in each stirring blade (13).

2. The ball mill mixing apparatus of claim 1, wherein: the rotation direction of the roller (2) is opposite to the rotation direction of the inner shaft (11).

3. The ball mill mixing apparatus of claim 1, wherein: one end of the roller (2) is provided with a second driving device for driving the roller (2) to rotate; the second driving device comprises:

a second motor (5);

the reduction box (28) is used for carrying out reduction transmission on the motor II (5);

a second drive chain (24);

one end of the driving shaft (10) is fixedly connected with the other end of the roller (2), the other end of the driving shaft is in transmission connection with the reduction gearbox (28) through the transmission chain II (24), and the driving shaft (10) is located on the rotation central line of the roller (2).

4. The ball mill mixing apparatus of claim 1, wherein: a feeding hole for feeding materials is formed in the grinding bin (9) at the top in the downward-inclined direction of the roller (2), and a first sealing cover (20) for sealing the feeding hole is installed in the feeding hole; a discharge hole for taking out materials is formed in the grinding bin (9) at the bottom in the downward-inclined direction of the roller (2), and a second sealing cover (21) for sealing the discharge hole is installed in the discharge hole.

5. The ball mill mixing apparatus of claim 1, wherein: the ball milling and mixing device also comprises a scraping mechanism, and the scraping mechanism is used for scraping the materials at the included angle between the partition plate (8) and the inner wall of the roller (2) when the inner shaft (11) rotates; scrape material mechanism includes:

a plurality of scrapers (15) respectively corresponding to the plurality of partition plates (8), wherein each scraper (15) is positioned on one side of the corresponding partition plate (22) which is upward along the inclination direction of the roller, and the scrapers (15) are tightly attached to the inner wall of the roller (2);

a plurality of second extending rods (17) respectively corresponding to the plurality of partition plates (8), wherein one end of each second extending rod (17) is used for fixing the scraping plate (15), and the other end of each second extending rod is fixedly connected with the inner shaft (11).

6. The ball mill mixing apparatus of claim 1, wherein: the inner wall of the roller (2) is provided with a plurality of material lifting plates (26), the material lifting plates (16) are divided into a plurality of material lifting plate groups corresponding to the grinding bins (9), a group of material lifting plate groups are correspondingly arranged in each grinding bin (9), and each group of material lifting plate groups form a spiral structure.

7. The ball mill mixing apparatus of claim 1, wherein: the ball milling and mixing device also comprises a device seat (1), and two supports (3) for supporting the rollers (2) are arranged at the top of the device seat (1);

one support (3) is connected with a driving shaft (10), and the driving shaft (10) is rotatably arranged on the support (3);

another support (3) is connected a driven shaft, just the driven shaft is the rotary type and installs on support (3), the other end of one end fixed connection cylinder (2) of driven shaft just is located the rotation center line of cylinder (2), and the one end of interior axle (11) is followed the other end of driven shaft stretches into cylinder (2).