CN114602610A

CN114602610A - Multistage ball-milling device of nano-material raw materials

Info

Publication number: CN114602610A
Application number: CN202210229107.8A
Authority: CN
Inventors: 赵立萍
Original assignee: Mudanjiang Normal University
Current assignee: Mudanjiang Normal University
Priority date: 2022-03-10
Filing date: 2022-03-10
Publication date: 2022-06-10
Anticipated expiration: 2042-03-10
Also published as: CN114602610B

Abstract

The invention discloses a multi-stage ball milling device for a nano material raw material, which relates to the technical field of ball milling equipment and comprises a dust collection mechanism, a feeding mechanism, a cleaning mechanism and a ball milling mechanism, wherein the upper surface of an air bag is fixedly connected with a pressing plate, one side of the air bag is fixedly connected with a connecting pipe, the outer surface of an inserting shaft is fixedly connected with an inserting rod, a sliding shaft penetrates through and is inserted into the guide frame, the cleaning rod is fixedly arranged on two sides of a rotating shaft, and one side of the cleaning rod, which is close to a partition plate, is fixedly provided with a scraping rod. According to the invention, the feeding mechanism is arranged, so that raw materials can be prevented from being blocked in the feeding hopper, the influence on the production progress can be prevented, dust can be sucked around the feeding hopper by arranging the dust sucking mechanism, the production environment can be improved, the influence on the health of production personnel can be prevented to a certain extent, and the cleaning mechanism is arranged, so that powder adhered to the outer surface of the partition plate can be scraped, the partition plate is prevented from being blocked, and the normal operation of production work is ensured.

Description

Multistage ball-milling device of nano-material raw materials

Technical Field

The invention relates to the technical field of ball milling equipment, in particular to a multi-stage ball milling device for a nano material raw material.

Background

A ball mill is a grinder, which is a cylindrical apparatus for grinding (or mixing) materials such as ores, chemicals, ceramic raw materials, paints, and the like. The ball mill rotates about a horizontal axis, partially filled with the material to be ground and grinding media. Different materials are used as media, including ceramic, flint and stainless steel balls, the internal cascade effect turns the material into fine powder, and the industrial ball mill can run continuously, with one end feeding and the other discharging. The preparation of the nano material affects the performance and quality of the nano material to a great extent, so the preparation process of the nano material is particularly important, and the preparation of some nano materials needs to ball mill the raw materials firstly and then carry out subsequent reaction preparation after the required particle size.

At present, current multistage ball-milling device of nano-material raw materials has certain dust to produce at the in-process of feeding, causes the production environment relatively poor, even causes certain influence to producers' healthy in the past for a long time, can take place to block up at the in-process feeder hopper of feeding sometimes moreover, influences the production progress to the partition board in the ball-milling device adheres to the material easily, leads to the partition board to block up in the time of the day easily, consequently has certain improvement space in addition.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a multi-stage ball milling device for a nano material raw material, which has the advantages of preventing blockage during feeding, performing dust collection treatment near a feeding bin, preventing blocking of a partition plate and the like, and solves the problems in the prior art.

(II) technical scheme

In order to realize the purposes of preventing blockage during feeding, performing dust absorption treatment near a feeding bin and preventing blockage of a bin partition plate, the invention provides the following technical scheme: a multi-stage ball milling device for a nano material raw material comprises a dust collection mechanism, a feeding mechanism, a cleaning mechanism and a ball milling mechanism, wherein the dust collection mechanism comprises a base and an air bag, the upper surface of the air bag is fixedly connected with a pressing plate, one side of the air bag is fixedly connected with a connecting pipe, the lower part of the connecting pipe is fixedly connected with a second one-way valve, the outer surface of the air bag is fixedly provided with a first one-way valve, the upper part of the connecting pipe is provided with an installation cylinder, a dust removal filter bag is installed inside the installation cylinder, and the upper end of the connecting pipe is fixedly provided with a dust collection head;

the feeding mechanism comprises a feeding hopper, a barrel and a support, wherein a guide block is fixedly connected to the outer surface of the feeding hopper, a lifting shaft is inserted into the guide block in a penetrating and inserting mode, an inserting shaft is fixedly connected to one side of the lifting shaft, an inserting rod is fixedly connected to the outer surface of the inserting shaft, a connecting rod is fixedly connected to the lower end of the lifting shaft, sliding shafts are fixedly connected to two ends of the connecting rod, a guide frame is fixedly connected to the outer surface of the support, the sliding shafts are inserted into the guide frame in a penetrating and inserting mode, springs are sleeved on the outer portions of the sliding shafts, and a driving wheel is rotatably connected to one side of the barrel;

the cleaning mechanism comprises a partition board and a cleaning rod, a rotating shaft is rotatably connected to the center of the partition board, the cleaning rod is fixedly installed on two sides of the rotating shaft, a scraping rod is fixedly arranged on one side, close to the partition board, of the cleaning rod, the scraping rod is abutted to the outer surface of the partition board, and a balancing weight is fixedly connected to the lower end of the cleaning rod.

Preferably, the air bag is fixedly installed on one side of the upper surface of the base, the connecting pipe is arranged on the upper side of the base, and an end cover is arranged at the upper end of the installation cylinder.

Preferably, the outer fixed surface of feeder hopper is connected with the mounting bracket, an installation section of thick bamboo passes through mounting bracket fixed mounting in the outside of feeder hopper, the dust absorption head sets up in the upside of feeder hopper, the outside fixedly connected with mount of feeder hopper, mount fixed mounting is in the upper surface of base.

Preferably, the lifting shaft is L-shaped, the insertion shafts and the insertion rods are inserted into the feed hopper, the number of the insertion rods is several, and the insertion rods are arranged in a downward inclined and linear array manner.

Preferably, the lower end of the sliding shaft abuts against the upper surface of the pressing plate, the lower end of the spring is fixedly connected with the sliding shaft, and the upper end of the spring is fixedly connected with the guide frame.

Preferably, the connecting rod sets up in top one side of barrel, the drive wheel sets up in the below of connecting rod, the lower part fixedly connected with inlet pipe of feeder hopper, the one end of barrel is provided with the feed inlet, the lower extreme of inlet pipe sets up inside the feed inlet of barrel.

Preferably, the partition plate is fixedly arranged in the barrel, and the cleaning rods are arranged on two sides of the cleaning rods.

Preferably, the ball milling mechanism comprises a servo motor and a speed reducer, the barrel is rotatably mounted on the upper portion of the support through a bearing, the output end of the servo motor is fixedly connected with the input end of the speed reducer through a coupler, and the output end of the speed reducer is fixedly connected with a pinion.

Preferably, the outer surface of the barrel is fixedly connected with a large gear, the outer surface of the large gear is meshed with a small gear, and the other end of the barrel is provided with a discharge pipe.

Advantageous effects

Compared with the prior art, the invention provides a multistage ball milling device for nano material raw materials, which has the following beneficial effects:

1. this multistage ball-milling equipment of nano-material raw materials, through setting up feed mechanism, the barrel can drive the drive wheel and rotate along with the barrel while rotating the ball-milling to its inside raw materials, can compress the spring through the sliding shaft, the spring after being compressed will promote the sliding shaft downwards afterwards, and drive the lift axle through the connecting rod, the inserted shaft slides downwards with the inserted bar, and insert the raw materials in the feeder hopper downwards repeatedly, and then press the raw materials downwards, avoid the raw materials to block up in the feeder hopper, prevent to cause the influence to the production progress;

2. according to the multi-stage ball milling device for the nano material raw materials, due to the arrangement of the dust collection mechanism, the air bag can be bulged when the sliding shaft slides upwards, so that dust collection treatment is performed on the periphery of the feed hopper, the dust collection filter bag performs filtering treatment on sucked dust, clean air enters the air bag, the dust is left in the dust collection filter bag, then the sliding shaft and the pressing plate flatten the air bag, and accordingly, dust collection on the periphery of the feed hopper is realized by repeatedly extruding the air bag, the production environment is improved, and certain influence on the health of production personnel can be prevented to a certain extent;

3. this multistage ball-milling device of nano-material raw materials, through setting up clearance mechanism, because balancing weight self has certain weight, and the clearance pole can rotate relatively with barrel and partition panel through the axis of rotation with scraping the pole, consequently the barrel is at the in-process that rotates the ball-milling, the balancing weight is in flagging state, thereby make the clearance pole and scrape and take place the relative slip between the surface of pole and partition panel, and scrape the powder of adhesion in the partition panel outside down, and then avoid the partition panel to take place to block up, ensure the normal clear of production work.

Drawings

FIG. 1 is a schematic front perspective view of the present invention;

FIG. 2 is a schematic rear perspective view of the present invention;

FIG. 3 is a schematic side view of a three-dimensional structure of the present invention;

FIG. 4 is a schematic front view, partially in section, of the present invention;

FIG. 5 is an enlarged view of the structure at A in FIG. 4 according to the present invention;

FIG. 6 is an enlarged view of the structure at B in FIG. 4 according to the present invention;

fig. 7 is a front sectional structural schematic view of the mounting cylinder of the present invention.

In the figure: 1. a discharge pipe; 2. a support; 3. a base; 4. a barrel; 5. a pinion gear; 6. a speed reducer; 7. a servo motor; 8. a guide frame; 9. a spring; 10. a sliding shaft; 11. pressing a plate; 12. an air bag; 13. a connecting pipe; 14. a first check valve; 15. a fixed mount; 16. a feed hopper; 17. a dust collection head; 18. inserting a shaft; 19. a lifting shaft; 20. a guide block; 21. a connecting rod; 22. a driving wheel; 23. a bull gear; 24. mounting the cylinder; 25. a second one-way valve; 26. a feed pipe; 27. a partition panel; 28. inserting a rod; 30. a rotating shaft; 31. cleaning the rod; 32. a scraping rod; 33. a balancing weight; 34. an end cap; 35. a dust removal filter bag.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

Referring to fig. 1-7, a multi-stage ball milling device for nano-material raw materials comprises a dust collection mechanism, a feeding mechanism, a cleaning mechanism and a ball milling mechanism, wherein the dust collection mechanism comprises a base 3 and an air bag 12, the upper surface of the air bag 12 is fixedly connected with a pressing plate 11, one side of the air bag 12 is fixedly connected with a connecting pipe 13, the lower part of the connecting pipe 13 is fixedly connected with a second one-way valve 25, the outer surface of the air bag 12 is fixedly provided with a first one-way valve 14, the upper part of the connecting pipe 13 is provided with an installation cylinder 24, the installation cylinder 24 is internally provided with a dust removal filter bag 35, the upper end of the connecting pipe 13 is fixedly provided with a dust collection head 17, the air bag 12 is fixedly arranged on one side of the upper surface of the base 3, the connecting pipe 13 is arranged on the upper side of the base 3, and the upper end of the installation cylinder 24 is provided with an end cover 34;

the feeding mechanism comprises a feeding hopper 16, a cylinder 4 and a bracket 2, a guide block 20 is fixedly connected to the outer surface of the feeding hopper 16, a lifting shaft 19 is inserted into the guide block 20 in a penetrating manner, an inserting shaft 18 is fixedly connected to one side of the lifting shaft 19, an inserting rod 28 is fixedly connected to the outer surface of the inserting shaft 18, a connecting rod 21 is fixedly connected to the lower end of the lifting shaft 19, sliding shafts 10 are fixedly connected to both ends of the connecting rod 21, a guide frame 8 is fixedly connected to the outer surface of the bracket 2, the sliding shafts 10 are inserted into the guide frame 8 in a penetrating manner, a spring 9 is sleeved outside the sliding shafts 10, a driving wheel 22 is rotatably connected to one side of the cylinder 4, an installation frame is fixedly connected to the outer surface of the feeding hopper 16, an installation frame 24 is fixedly installed outside the feeding hopper 16 through the installation frame, a dust collection head 17 is arranged on the upper side of the feeding hopper 16, a fixed frame 15 is fixedly connected to the outer side of the feeding hopper 16, and the fixed frame 15 is fixedly installed on the upper surface of a base 3, the lifting shaft 19 is L-shaped, the insertion shafts 18 and the insertion rods 28 are inserted into the feed hopper 16, the number of the insertion rods 28 is multiple, the multiple insertion rods 28 are arranged in a downward inclined and linear array manner, the lower end of the sliding shaft 10 abuts against the upper surface of the pressing plate 11, the lower end of the spring 9 is fixedly connected with the sliding shaft 10, the upper end of the spring 9 is fixedly connected with the guide frame 8, the connecting rod 21 is arranged on one side above the barrel 4, the transmission wheel 22 is arranged below the connecting rod 21, the lower part of the feed hopper 16 is fixedly connected with the feed pipe 26, one end of the barrel 4 is provided with a feed inlet, and the lower end of the feed pipe 26 is arranged inside the feed inlet of the barrel 4;

the cleaning mechanism comprises a partition plate 27 and a cleaning rod 31, a rotating shaft 30 is rotatably connected to the center of the partition plate 27, the cleaning rod 31 is fixedly installed on two sides of the rotating shaft 30, a scraping rod 32 is fixedly arranged on one side, close to the partition plate 27, of the cleaning rod 31, the scraping rod 32 abuts against the outer surface of the partition plate 27, a balancing weight 33 is fixedly connected to the lower end of the cleaning rod 31, the partition plate 27 is fixedly installed inside the barrel 4, and the cleaning rod 31 is arranged on two sides of the cleaning rod 31;

the ball-milling mechanism comprises a servo motor 7 and a speed reducer 6, a barrel 4 is rotatably installed on the upper portion of the support 2 through a bearing, the output end of the servo motor 7 is fixedly connected with the input end of the speed reducer 6 through a coupler, the output end of the speed reducer 6 is fixedly connected with a pinion 5, the outer surface of the barrel 4 is fixedly connected with a large gear 23, the outer surface of the large gear 23 is meshed with the pinion 5 and is connected with a discharge pipe 1, and the other end of the barrel 4 is provided with a discharge pipe.

When the ball mill is used, the barrel 4 rotates and ball-mills the raw materials in the barrel 4, and simultaneously drives the driving wheel 22 to rotate along with the barrel 4, and the driving wheel 22 revolves along with the barrel 4 and also pushes the connecting rod 21 upwards, so that the lifting shaft 19, the inserting shaft 18 and the inserting rod 28 slide upwards along the guide block 20, meanwhile, the connecting rod 21 also compresses the spring 9 through the sliding shaft 10, in the process that the barrel 4 rotates continuously and drives the driving wheel 22 to be separated from the connecting rod 21, the compressed spring 9 pushes the sliding shaft 10 downwards, drives the lifting shaft 19, the inserting shaft 18 and the inserting rod 28 to slide downwards through the connecting rod 21, repeatedly inserts the raw materials in the feed hopper 16 downwards, and further presses the raw materials downwards to avoid the raw materials from being blocked in the feed hopper 16, thereby preventing the influence on the production progress; since the material of the air bag 12 is elastic, the air bag 12 itself will swell, and then the gas cannot enter the air bag 12 from the first check valve 14, at the same time air will be sucked from the cleaner head 17 and through the mounting tube 24 and the connecting tube 13 into the interior of the air-bag 12, thereby performing dust absorption treatment around the feed hopper 16, filtering the sucked dust by the dust-removing filter bag 35, introducing clean air into the air bag 12, retaining the dust in the dust-removing filter bag 35, when the spring 9 presses the sliding shaft 10 downwards, the pressing plate 11 presses the air bag 12 downwards, the air bag 12 is squashed, meanwhile, the air in the air bag 12 can not be discharged from the connecting pipe 13 through the second one-way valve 25, the air is discharged from the first one-way valve 14, so that the air bag 12 is repeatedly extruded to realize dust absorption around the feed hopper 16, the production environment is improved, and certain influence on the body health of production personnel can be prevented to a certain extent; because the balancing weight 33 has a certain weight, and the cleaning rod 31 and the scraping rod 32 can rotate relative to the barrel 4 and the partition plate 27 through the rotating shaft 30, the balancing weight 33 is in a drooping state in the process of rotating and ball-milling the barrel 4, so that the cleaning rod 31, the scraping rod 32 and the outer surface of the partition plate 27 slide relative to each other, powder adhered to the outer surface of the partition plate 27 is scraped, the partition plate 27 is prevented from being blocked, and the normal operation of production is ensured; the specific ball milling is known as the prior art and is not described again.

In conclusion, the multistage ball milling device for nano material raw materials is provided with the feeding mechanism, the barrel 4 rotates and ball-mills the raw materials therein, and simultaneously drives the driving wheel 22 to rotate along with the barrel 4, the spring 9 is compressed through the sliding shaft 10, then the compressed spring 9 pushes the sliding shaft 10 downwards, the lifting shaft 19, the inserting shaft 18 and the inserting rod 28 are driven by the connecting rod 21 to slide downwards, the raw materials in the feeding hopper 16 are repeatedly inserted downwards, the raw materials are pressed downwards, the raw materials are prevented from being blocked in the feeding hopper 16, the production progress is prevented from being influenced, by the arrangement of the dust absorption mechanism, the air bag 12 can be bulged when the sliding shaft 10 slides upwards, so that dust absorption treatment is performed on the periphery of the feeding hopper 16, the dust absorption filter bag 35 performs filtration treatment on the absorbed dust, clean air enters the air bag 12, and the dust is left in the dust filter bag 35, then sliding shaft 10 flattens gasbag 12 with clamp plate 11, come here through carrying out repeated extrusion to gasbag 12, realize carrying out the dust absorption around feeder hopper 16, improve the production environment, can prevent to a certain extent from causing certain influence to producers' health, through setting up clearance mechanism, because balancing weight 33 self has certain weight, and clearance pole 31 and scraping rod 32 can carry out relative rotation with barrel 4 and partition board 27 through axis of rotation 30, therefore barrel 4 is at the in-process of rotating the ball-milling, balancing weight 33 is in the flagging state, thereby make clearance pole 31 and scraping rod 32 and partition board 27 take place relative slip between the surface, and scrape the powder of adhesion in partition board 27 outside, and then avoid partition board 27 to take place the jam, ensure the normal clear-up of production work.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, the use of the verb "comprise a" to define an element does not exclude the presence of another, same element in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a multistage ball-milling device of nano-material raw materials, includes dust absorption mechanism, feed mechanism, clearance mechanism and ball-milling mechanism, its characterized in that: the dust collection mechanism comprises a base (3) and an air bag (12), a pressing plate (11) is fixedly connected to the upper surface of the air bag (12), a connecting pipe (13) is fixedly connected to one side of the air bag (12), a second one-way valve (25) is fixedly connected to the lower portion of the connecting pipe (13), a first one-way valve (14) is fixedly installed on the outer surface of the air bag (12), an installation cylinder (24) is arranged on the upper portion of the connecting pipe (13), a dust removal filter bag (35) is installed inside the installation cylinder (24), and a dust collection head (17) is fixedly installed at the upper end of the connecting pipe (13);

the feeding mechanism comprises a feeding hopper (16), a barrel (4) and a support (2), a guide block (20) is fixedly connected to the outer surface of the feeding hopper (16), a lifting shaft (19) is inserted into the guide block (20) in a penetrating manner, an inserting shaft (18) is fixedly connected to one side of the lifting shaft (19), an inserting rod (28) is fixedly connected to the outer surface of the inserting shaft (18), a connecting rod (21) is fixedly connected to the lower end of the lifting shaft (19), sliding shafts (10) are fixedly connected to both ends of the connecting rod (21), a guide frame (8) is fixedly connected to the outer surface of the support (2), the sliding shafts (10) are inserted into the guide frame (8) in a penetrating manner, springs (9) are sleeved outside the sliding shafts (10), and a driving wheel (22) is rotatably connected to one side of the barrel (4);

clearance mechanism includes partition board (27) and clearance pole (31), the center department of partition board (27) rotates and is connected with axis of rotation (30), clearance pole (31) fixed mounting is in the both sides of axis of rotation (30), and clearance pole (31) are close to one side of partition board (27) and are fixed to be provided with and scrape pole (32), scrape pole (32) butt in the surface of partition board (27), the lower extreme fixedly connected with balancing weight (33) of clearance pole (31).

2. The multi-stage ball milling device for nano-material raw materials as claimed in claim 1, wherein: the air bag (12) is fixedly installed on one side of the upper surface of the base (3), the connecting pipe (13) is arranged on the upper side of the base (3), and an end cover (34) is arranged at the upper end of the installation cylinder (24).

3. The multi-stage ball milling device for nano-material raw materials as claimed in claim 1, wherein: the outer fixed surface of feeder hopper (16) is connected with the mounting bracket, installation section of thick bamboo (24) are through mounting bracket fixed mounting in the outside of feeder hopper (16), dust absorption head (17) set up in the upside of feeder hopper (16), outside fixedly connected with mount (15) of feeder hopper (16), mount (15) fixed mounting is in the upper surface of base (3).

4. The multi-stage ball milling device for nano-material raw materials as claimed in claim 1, wherein: the shape of lift axle (19) is the L type, insert axle (18) and inserted bar (28) all peg graft in the inside of feeder hopper (16), the quantity of inserted bar (28) is a plurality of inserted bar (28) are the slope and linear array sets up.

5. The multi-stage ball milling device for nano-material raw materials as claimed in claim 1, wherein: the lower end of the sliding shaft (10) is abutted to the upper surface of the pressing plate (11), the lower end of the spring (9) is fixedly connected with the sliding shaft (10), and the upper end of the spring (9) is fixedly connected with the guide frame (8).

6. The multi-stage ball milling device for nano-material raw materials as claimed in claim 1, wherein: connecting rod (21) set up in top one side of barrel (4), drive wheel (22) set up in the below of connecting rod (21), the lower part fixedly connected with inlet pipe (26) of feeder hopper (16), the one end of barrel (4) is provided with the feed inlet, the lower extreme of inlet pipe (26) sets up inside the feed inlet of barrel (4).

7. The multi-stage ball milling device for nano-material raw materials as claimed in claim 1, wherein: the partition board (27) is fixedly arranged in the barrel (4), and the cleaning rods (31) are arranged on two sides of the cleaning rods (31).

8. The multi-stage ball milling device for nano-material raw materials as claimed in claim 1, wherein: ball-milling mechanism includes servo motor (7) and speed reducer (6), barrel (4) rotate through the bearing and install in the upper portion of support (2), the output of servo motor (7) passes through the fixed connection of the input of shaft coupling and speed reducer (6), the output fixedly connected with pinion (5) of speed reducer (6).

9. The multi-stage ball milling device for nano-material raw materials as claimed in claim 8, wherein: the outer surface fixed connection of barrel (4) has gear wheel (23), the surface and pinion (5) meshing of gear wheel (23) are connected, the other end of barrel (4) is provided with discharging pipe (1).