CN216538856U

CN216538856U - Grinding device for bauxite smelting

Info

Publication number: CN216538856U
Application number: CN202123081936.6U
Authority: CN
Inventors: 夏逢林; 龙丽琼
Original assignee: Kaili Yonglin Mining Co ltd
Current assignee: Kaili Yonglin Mining Co ltd
Priority date: 2021-12-09
Filing date: 2021-12-09
Publication date: 2022-05-17
Anticipated expiration: 2031-12-09

Abstract

The utility model belongs to the technical field of bauxite smelting, and particularly relates to a grinding device for bauxite smelting, which comprises a grinding box, wherein the top of the grinding box is fixedly communicated with a feed hopper, two rotating rods are rotatably arranged on the inner walls of the front side and the rear side of the grinding box, a grinding roller is fixedly sleeved on the outer sides of the two rotating rods, and a plurality of grinding teeth are fixedly arranged on the outer sides of the grinding roller. The bauxite grinding device can perform primary grinding on bauxite through the matching of the grinding roller, the grinding teeth, the arc-shaped guide plate and the auxiliary grinding teeth, can perform secondary grinding on the bauxite through the matching of the rotating motor, the rotating shaft and the grinding cutter, and enables the grinding effect to be better.

Description

Grinding device for bauxite smelting

Technical Field

The utility model relates to the technical field of bauxite smelting, in particular to a grinding device for bauxite smelting.

Background

Bauxite is also called alumina or bauxite, the main component is alumina, which is hydrated alumina containing impurities, and is a soil-like mineral, and the bauxite needs to be ground when being smelted.

When the existing bauxite smelting and grinding device is used for grinding, the situation that grinding is not in place often occurs, so that the particles have large sizes and cannot meet the quality requirement. Therefore, a grinding device for bauxite smelting is provided to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects that the existing bauxite smelting grinding device is not in place in grinding, so that the particles have large and small sizes and the quality requirement cannot be met.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the grinding device for bauxite smelting comprises a grinding box, wherein the top of the grinding box is fixedly communicated with a feed hopper, two rotating rods are arranged on the inner walls of the front side and the rear side of the grinding box in a rotating mode, a grinding roller is fixedly arranged on the outer side of the two rotating rods in a fixing mode, a plurality of grinding teeth are fixedly arranged on the outer side of the grinding roller, two arc guide plates are fixedly arranged on the inner walls of the front side and the rear side of the grinding box, a plurality of auxiliary grinding teeth are fixedly arranged on the inner sides of the arc guide plates, gears are fixedly arranged at the rear ends of the two rotating rods and are meshed with each other, a driving motor is fixedly arranged on the front side of the grinding box, an output shaft of the driving motor is fixedly arranged at the front end of the corresponding rotating rod, a filter screen is fixedly arranged in the grinding box, a rotating motor is fixedly arranged at the bottom of the filter screen, and a rotating shaft is fixedly arranged on the output shaft of the rotating motor, the outside of rotation axis is fixed and is provided with a plurality of crushing swoves, the both sides of whitewashed case all are provided with the promotion subassembly.

Preferably, the lifting assembly comprises lifting cylinders, the two lifting cylinders are respectively fixedly arranged on two sides of the flour milling box, a lifting motor is fixedly arranged at the bottom of each lifting cylinder, a lifting shaft is fixedly arranged on an output shaft of the lifting motor, a helical blade is fixedly sleeved on the outer side of the lifting shaft, a return pipe is fixedly communicated with the bottom of one side of each lifting cylinder, and the return pipe is communicated with one side of the flour milling box.

Preferably, the equal fixed mounting in both sides of whitewashed case has the fixing base, and two promotion section of thick bamboo are fixed mounting respectively in the fixing base.

Preferably, the top of one side of the lifting cylinder is fixedly communicated with a discharge pipe, one end of the discharge pipe extends into the flour milling box, and the discharge pipe is located above the arc-shaped guide plate.

Preferably, the rear side of the powder grinding box is fixedly provided with a protective cover, and the two gears are positioned in the protective cover.

Preferably, an opening is formed in the front side of the powder grinding box, and a collecting box is sleeved in the opening in a sliding mode.

Preferably, the front side of the powder grinding box is provided with an observation port, and transparent glass is fixedly arranged in the observation port.

Preferably, the bottom of the filter screen is fixedly provided with two vibration motors, and the rotation motor is positioned between the two vibration motors.

According to the grinding device for bauxite smelting, the first-stage grinding can be carried out on the bauxite through the matching of the grinding roller, the grinding teeth, the arc-shaped guide plate and the auxiliary grinding teeth, and the second-stage grinding can be carried out on the bauxite through the matching of the rotating motor, the rotating shaft and the grinding cutter, so that the grinding effect is better;

according to the grinding device for bauxite smelting, unqualified bauxite can be filtered out through the filter screen, the unqualified bauxite can be lifted upwards into the grinding box through the matching of the lifting motor, the return pipe, the lifting shaft, the helical blade and the discharge pipe, and the unqualified bauxite can be ground through the grinding teeth, the auxiliary grinding teeth and the grinding knife again, so that the grinding effect is better, and the ground bauxite can meet the quality requirement;

the bauxite grinding device is reasonable in structural design, bauxite can be subjected to primary grinding through the matching of the grinding roller, the grinding teeth, the arc-shaped guide plate and the auxiliary grinding teeth, bauxite can be subjected to secondary grinding through the matching of the rotating motor, the rotating shaft and the grinding cutter, so that the grinding effect is better, unqualified bauxite can be lifted into the grinding box again for secondary grinding through the matching of the filter screen, the lifting motor, the return pipe, the lifting shaft, the helical blade and the discharge pipe, so that the grinding can be performed repeatedly, and the ground bauxite can meet the quality requirement.

Drawings

FIG. 1 is a schematic structural view of a grinding apparatus for bauxite smelting according to the present invention;

FIG. 2 is a sectional view of a grinding apparatus for bauxite smelting according to the present invention;

FIG. 3 is a sectional view of a protective cover of a grinding apparatus for bauxite smelting according to the present invention;

fig. 4 is a schematic structural diagram of a lifting assembly of a grinding device for bauxite smelting according to the present invention.

In the figure: 1. a grinding box; 2. a feed hopper; 3. rotating the rod; 4. a drive motor; 5. a fixed seat; 6. a lifting assembly; 7. a protective cover; 8. transparent glass; 9. a collection box; 10. a crushing roller; 11. crushing teeth; 12. an arc-shaped guide plate; 13. auxiliary crushing teeth; 14. a filter screen; 15. a rotating electric machine; 16. a vibration motor; 17. a discharge pipe; 18. a rotating shaft; 19. a crushing knife; 20. a gear; 21. a lifting cylinder; 22. a hoisting motor; 23. a lift shaft; 24. a helical blade; 25. a return pipe.

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.

Example 1:

referring to fig. 1-3, a grinding device for bauxite smelting comprises a grinding box 1, a feed hopper 2 is fixedly communicated with the top of the grinding box 1, two rotating rods 3 are rotatably arranged on the inner walls of the front and back sides of the grinding box 1, a grinding roller 10 is fixedly sleeved on the outer sides of the two rotating rods 3, a plurality of grinding teeth 11 are fixedly arranged on the outer side of the grinding roller 10, two arc-shaped guide plates 12 are fixedly arranged on the inner walls of the front and back sides of the grinding box 1, a plurality of auxiliary grinding teeth 13 are fixedly arranged on the inner sides of the arc-shaped guide plates 12, gears 20 are fixedly arranged at the back ends of the two rotating rods 3, the two gears 20 are engaged with each other, a driving motor 4 is fixedly arranged on the front side of the grinding box 1, an output shaft of the driving motor 4 is fixedly arranged at the front end of the corresponding rotating rod 3, a filter screen 14 is fixedly arranged in the grinding box 1, and a rotating motor 15 is fixedly arranged at the bottom of the filter screen 14, a rotating shaft 18 is fixedly installed on an output shaft of a rotating motor 15, a plurality of crushing knives 19 are fixedly arranged on the outer side of the rotating shaft 18, lifting components 6 are arranged on two sides of a grinding box 1, bauxite is poured into the grinding box 1 through a feeding hopper 2, a driving device is started, a rotating rod 3 is driven to rotate through a driving motor 4, the two rotating rods reversely rotate through the transmission of two gears 20, the two rotating rods drive the two crushing rollers 10 to reversely rotate, the two crushing rollers 10 drive the plurality of crushing teeth 11 to reversely rotate, so that the bauxite can be ground and crushed, meanwhile, the crushed bauxite falls below the arc-shaped guide plate 12 through the matching of the arc-shaped guide plate 12 and the auxiliary crushing teeth 13, the rotating shaft 18 and the crushing knives 19 are driven to rotate through the rotating crushing knives 19, bauxite can be crushed again, the crushing effect is improved, bauxite can be filtered through the filter screen 14, qualified bauxite falls into the collection box 9, and unqualified bauxite remains on the filter screen 14.

Example 2:

referring to fig. 1, fig. 2 and fig. 4, on the basis of embodiment 1, the lifting assembly 6 includes lifting cylinders 21, two lifting cylinders 21 are respectively and fixedly disposed at two sides of the pulverizing box 1, a lifting motor 22 is fixedly mounted at the bottom of the lifting cylinders 21, a lifting shaft 23 is fixedly mounted on an output shaft of the lifting motor 22, a helical blade 24 is fixedly sleeved at the outer side of the lifting shaft 23, a return pipe 25 is fixedly communicated with the bottom of one side of the lifting cylinders 21, the return pipe 25 is communicated with one side of the pulverizing box 1, a discharge pipe 17 is fixedly communicated with the top of one side of the lifting cylinders 21, one end of the discharge pipe 17 extends into the pulverizing box 1, the discharge pipe 17 is located above the arc-shaped guide plate 12, the lifting motor 22 drives the lifting shaft 23 to rotate, the lifting shaft 23 drives the helical blade 24 to rotate, so as to lift the unqualified bauxite into the discharge pipe 17 from small to the upper part, and enable the unqualified bauxite to pass through the pulverizing teeth, The auxiliary crushing teeth and the crushing knife are used for crushing, so that the crushing can be carried out repeatedly and circularly, and the grinding effect is better.

According to the utility model, the fixing seats 5 are fixedly arranged on both sides of the powder grinding box 1, the two lifting cylinders 21 are respectively and fixedly arranged in the fixing seats 5, and the two lifting cylinders 21 are conveniently and fixedly arranged on both sides of the powder grinding box 1 through the fixing seats 5.

According to the utility model, the rear side of the powder grinding box 1 is fixedly provided with the protective cover 7, the two gears 20 are positioned in the protective cover 7, and the gears 20 are conveniently protected by the protective cover 7.

According to the utility model, the front side of the grinding box 1 is provided with an opening, the opening is internally provided with a collecting box 9 in a sliding sleeve mode, and the ground bauxite is convenient to collect through the collecting box 9.

In the utility model, the front side of the grinding box 1 is provided with an observation port, transparent glass 8 is fixedly arranged in the observation port, and the grinding condition can be conveniently observed through the transparent glass 8.

In the utility model, two vibrating motors 16 are fixedly arranged at the bottom of the filter screen 14, the rotating motor 15 is positioned between the two vibrating motors 16, and unqualified bauxite can be vibrated into the return pipe 25 through the vibrating motors 16.

In the utility model, when in use, bauxite is poured into a grinding box 1 through a feed hopper 2, a driving device is started, a rotating rod 3 is driven to rotate through a driving motor 4, the two rotating rods rotate reversely through the transmission of two gears 20, the two rotating rods drive the two crushing rollers 10 to rotate reversely, the two crushing rollers 10 drive the reverse rotation of a plurality of crushing teeth 11, so that the bauxite can be ground and crushed, meanwhile, the crushing effect is better through the matching of an arc-shaped guide plate 12 and auxiliary crushing teeth 13, the crushed bauxite falls below the arc-shaped guide plate 12, a rotating shaft 18 and a crushing knife 19 are driven to rotate through a rotating motor 15, the bauxite can be crushed again through a rotating crushing knife 19, so that the crushing effect is improved, the bauxite can be filtered through a filter screen 14, qualified bauxite falls into the collecting box 9, unqualified bauxite is left on the filter screen 14, unqualified bauxite can be vibrated into the return pipe 25 through the vibrating motor 16, the lifting motor 22 drives the lifting shaft 23 to rotate, the lifting shaft 23 drives the helical blades 24 to rotate, unqualified bauxite can be lifted into the discharge pipe 17 from small to top, unqualified bauxite is crushed again through the crushing teeth, the auxiliary crushing teeth and the crushing knife, multiple times of circulating crushing are achieved, the grinding effect is better, the ground bauxite can meet the quality requirement, and after the ground bauxite is well ground, the collecting box 9 is pulled out, and the ground bauxite is collected.

Claims

1. The grinding device for bauxite smelting comprises a grinding box (1) and is characterized in that the top of the grinding box (1) is fixedly communicated with a feed hopper (2), two rotating rods (3) are rotatably arranged on the inner walls of the front side and the rear side of the grinding box (1), a grinding roller (10) is fixedly sleeved on the outer sides of the two rotating rods (3), a plurality of grinding teeth (11) are fixedly arranged on the outer sides of the grinding roller (10), two arc-shaped guide plates (12) are fixedly arranged on the inner walls of the front side and the rear side of the grinding box (1), a plurality of auxiliary grinding teeth (13) are fixedly arranged on the inner sides of the arc-shaped guide plates (12), gears (20) are fixedly arranged at the rear ends of the two rotating rods (3), the two gears (20) are meshed with each other, a driving motor (4) is fixedly arranged on the front side of the grinding box (1), and an output shaft of the driving motor (4) is fixedly arranged at the front end of the corresponding rotating rod (3), fixed mounting has filter screen (14) in whitewashed case (1), the bottom fixed mounting of filter screen (14) has rotating electrical machines (15), fixed mounting has rotation axis (18) on the output shaft of rotating electrical machines (15), the outside of rotation axis (18) is fixed and is provided with a plurality of crushing sword (19), the both sides of whitewashed case (1) all are provided with promotion subassembly (6).

2. The grinding device for bauxite smelting according to claim 1, wherein the lifting assembly (6) comprises lifting cylinders (21), the two lifting cylinders (21) are respectively and fixedly arranged at two sides of the grinding box (1), a lifting motor (22) is fixedly arranged at the bottom of the lifting cylinders (21), a lifting shaft (23) is fixedly arranged on an output shaft of the lifting motor (22), a spiral blade (24) is fixedly sleeved at the outer side of the lifting shaft (23), a return pipe (25) is fixedly communicated with the bottom of one side of the lifting cylinders (21), and the return pipe (25) is communicated with one side of the grinding box (1).

3. The grinding device for bauxite smelting according to claim 2, wherein fixing seats (5) are fixedly installed on both sides of the grinding box (1), and the two lifting cylinders (21) are respectively and fixedly installed in the fixing seats (5).

4. The grinding device for bauxite smelting according to claim 2, wherein a discharge pipe (17) is fixedly communicated with the top of one side of the lifting cylinder (21), one end of the discharge pipe (17) extends into the grinding box (1), and the discharge pipe (17) is positioned above the arc-shaped guide plate (12).

5. A grinding apparatus for bauxite smelting according to claim 1, wherein a protective cover (7) is fixedly installed at the rear side of the grinding box (1), and the two gears (20) are located in the protective cover (7).

6. The grinding device for bauxite smelting according to claim 1, wherein an opening is formed in the front side of the grinding box (1), and a collection box (9) is slidably sleeved in the opening.

7. The grinding device for bauxite smelting according to claim 1, wherein an observation port is formed in the front side of the grinding box (1), and transparent glass (8) is fixedly installed in the observation port.

8. A grinding apparatus for bauxite smelting according to claim 1, wherein two vibration motors (16) are fixedly installed at the bottom of the filter screen (14), and the rotary motor (15) is located between the two vibration motors (16).