Bauxite grinding device

Abstract

The utility model relates to the technical field of bauxite production, in particular to a bauxite grinding device which comprises a base, the upper end of the base is fixedly connected with a fixing seat, the front side of the upper end of the fixing seat is fixedly connected with a grinding box, and the rear side of the upper end of the grinding box is fixedly connected with a fixing cover. A mounting cover is fixedly connected to the front end of the fixing cover, a feeding assembly is fixedly connected to the front end of the mounting cover, a motor is arranged on the rear side of the upper end of the fixing base, a rotating shaft is rotatably connected to the inner side of the grinding box, and a grinding roller is fixedly connected to the middle of the outer side of the rotating shaft; compared with the prior art, through the arrangement of a motor, a second belt, a grinding roller and a grinding box, when bauxite is further crushed in production, materials can be poured into the grinding box, and the materials are ground through rotation of the grinding roller and grinding rods, so that the crushing degree of the bauxite is guaranteed, the grinding efficiency is improved, and the production cost is reduced. The grinding and crushing fineness of the bauxite is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of bauxite production, in particular to a bauxite grinding device. Background Art

[0002] Bauxite, also known as bauxite or bauxite, is mainly composed of aluminum oxide. It is hydrated aluminum oxide containing impurities. It is a soil-like mineral, white or grayish white, and brownish yellow or light red due to the iron content. It has a density of 3.45g / cm3 and a hardness of 1 to 3. It is opaque, brittle, extremely difficult to melt, insoluble in water, and soluble in sulfuric acid and sodium hydroxide solutions.

[0003] Existing bauxite is mainly used for aluminum smelting and making refractory materials. During the preparation process, bauxite needs to be ground. During use, the existing grinding equipment imports the material and cuts the material into powder through the blade. The bauxite ground in this way has a poor grinding effect, resulting in uneven powder particles. Utility Model Content

[0004] The purpose of the utility model is to solve the shortcomings of the prior art and to propose a bauxite grinding device.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: it includes a base, the upper end of the base is fixedly connected to a fixed base, the upper front side of the fixed base is fixedly connected to a grinding box, the upper rear side of the grinding box is fixedly connected to a fixed cover, the front end of the fixed cover is fixedly connected to an installation cover, the front end of the installation cover is fixedly connected to a feeding assembly, a motor is provided on the upper rear side of the fixed base, the inner side of the grinding box is rotatably connected to a rotating shaft, the outer middle part of the rotating shaft is fixedly connected to a grinding roller, the outer left and right sides of the rotating shaft are covered with a mounting frame, the lower end of the mounting frame is fixedly connected to a mounting rod, and a plurality of grinding rods are provided at the lower end of the inner part of the grinding box.

[0006] Preferably, the output end of the motor is fixedly connected to a first pulley, the left and right ends of the outer side of the first pulley are covered with belts, the front end of the belt is slidably connected to a second pulley, and the rear end of the second pulley is fixedly connected to the rotating shaft.

[0007] As a further improvement of the above technical solution: before use, the motor is started to drive the first pulley to rotate, and a belt is transmitted between the first pulley and the second pulley. When the motor is started, the first pulley and the second pulley can rotate at the same time.

[0008] Preferably, a feed hole is provided in the middle of the front end of the mounting cover, and the feed hole is arranged in a rectangular shape.

[0009] As a further improvement of the above technical solution: the bauxite material is poured into the feeding assembly until it flows into the grinding box through the feeding hole.

[0010] Preferably, mounting grooves are provided on the left and right sides of the grinding box, and the rotating shaft passes through the grinding box, and the rotating shaft is located in the mounting grooves provided in the grinding box.

[0011] As a further improvement of the above technical solution: the position of the rotating shaft is limited by the installation groove provided in the grinding box.

[0012] Preferably, the lower end of the mounting rod is slidably connected to the fixing seat, and the upper end of the mounting rod is mounted in the fixing seat by a screw.

[0013] As a further improvement of the above technical solution: the mounting bracket is fixed in the fixing seat by a mounting rod so as to limit the position of the rotating shaft.

[0014] Preferably, a groove is provided on the outer side of the grinding roller, and the grinding roller is located inside the grinding box.

[0015] As a further improvement of the above technical solution: a groove is provided on the outer side of the grinding roller, and cooperates with the internal grinding rod to improve the effect of grinding bauxite.

[0016] Preferably, the motor is fixedly connected to an external power source, and the motor is fixedly connected to a fixing seat via screws.

[0017] As a further step of the above technical solution: to facilitate the installation of the motor in the fixing seat.

[0018] Preferably, two belt grooves are provided on the outer side of the first pulley and the outer side of the second pulley.

[0019] As a further step of the above technical solution: to facilitate position limiting of the belt.

[0020] The utility model has the following beneficial effects:

[0021] Compared with the existing technology, this bauxite grinding device, through the set motor, second belt, grinding roller and grinding box, can pour the material into the grinding box when further crushing the bauxite, and grind it between the rotation of the grinding roller and the grinding rod to ensure the degree of bauxite crushing, so as to improve the fineness of the bauxite grinding. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0023] Figure 2 For this utility model Figure 1 Schematic diagram of the structure at A;

[0024] Figure 3 This is a schematic diagram of the installation explosion structure of the feed assembly of the utility model;

[0025] Figure 4 This is a schematic diagram of the overall installation structure of the grinding roller of the utility model.

[0026] Legend:

[0027] 1. Base; 2. Fixed base; 3. Grinding box; 4. Fixed cover; 5. Mounting cover; 6. Feed assembly; 7. Feed hole; 8. Motor; 9. First pulley; 10. Belt; 11. Second pulley; 12. Belt groove; 13. Rotating shaft; 14. Grinding roller; 15. Mounting frame; 16. Mounting rod; 17. Mounting groove; 18. Grinding rod. DETAILED DESCRIPTION

[0028] Reference Figure 1-4 The utility model provides a bauxite grinding device: it includes a base 1, the upper end of the base 1 is fixedly connected to a fixed base 2, the upper front side of the fixed base 2 is fixedly connected to a grinding box 3, the upper rear side of the grinding box 3 is fixedly connected to a fixed cover 4, the front end of the fixed cover 4 is fixedly connected to a mounting cover 5, the front end of the mounting cover 5 is fixedly connected to a feeding assembly 6, the upper rear side of the fixed base 2 is provided with a motor 8, the inner side of the grinding box 3 is rotatably connected to a rotating shaft 13, the outer middle part of the rotating shaft 13 is fixedly connected to a grinding roller 14, the outer left and right sides of the rotating shaft 13 are covered with a mounting bracket 15, the lower end of the mounting bracket 15 is fixedly connected to a mounting rod 16, and a plurality of grinding rods 18 are provided at the lower end of the inner part of the grinding box 3.

[0029] As a further implementation plan of the above technical solution: the output end of the motor 8 is fixedly connected to the first pulley 9, and the left and right ends of the outer side of the first pulley 9 are covered with belts 10. The front end of the belt 10 is slidably connected to the second pulley 11, and the rear end of the second pulley 11 is fixedly connected to the rotating shaft 13. Before use, the motor 8 is started to drive the first pulley 9 to rotate, and the belt 10 is transmitted between the first pulley 9 and the second pulley 11. When the motor 8 is started, the first pulley 9 and the second pulley 11 can rotate at the same time.

[0030] As a further implementation scheme of the above technical solution: a feed hole 7 is opened in the middle of the front end of the mounting cover 5, and the feed hole 7 is arranged in a rectangular shape to facilitate pouring the bauxite material through the feed assembly 6 until it flows into the grinding box 3 through the feed hole 7.

[0031] As a further implementation scheme of the above technical solution: mounting grooves 17 are provided on the left and right sides of the grinding box 3, and the rotating shaft 13 passes through the grinding box 3. The rotating shaft 13 is located in the mounting groove 17 provided in the grinding box 3, and the position of the rotating shaft 13 is limited by the mounting groove 17 provided in the grinding box 3.

[0032] As a further implementation scheme of the above technical solution: the lower end of the mounting rod 16 is slidably connected to the fixed seat 2, and the upper end of the mounting rod 16 is installed in the fixed seat 2 by a screw, and the mounting frame 15 is fixed in the fixed seat 2 by the mounting rod 16 to facilitate limiting the position of the rotating shaft 13.

[0033] As a further implementation scheme of the above technical scheme: a groove is provided on the outside of the grinding roller 14, and the grinding roller 14 is located inside the grinding box 3. The groove is provided on the outside of the grinding roller 14 and cooperates with the internal grinding rod 18 to improve the effect of grinding bauxite.

[0034] As a further implementation scheme of the above technical solution: the motor 8 is fixedly connected to the external power supply, and the motor 8 is fixedly connected to the fixing base 2 by screws, so that the motor 8 can be installed in the fixing base 2.

[0035] As a further implementation of the above technical solution: two belt grooves 12 are provided on the outer side of the first pulley 9 and the outer side of the second pulley 11 to facilitate position limiting of the belt 10 .

[0036] Working principle:

[0037] When using the present invention, the device is placed in the required position, the power supply of the motor 8 is connected to the external power supply, the feeding device and the feeding assembly 6 are fixed, and the feeding device is started to push the bauxite into the grinding box 3. The motor 8 is started by an external control device. The operation of the motor 8 drives the first pulley 9 to rotate. The first pulley 9 causes the belt 10 to rotate on the outside and then drives the second pulley 11 to rotate. At this time, the second pulley 11 drives the rotating shaft 13 to rotate in the grinding box 3. Under the rotation of the grinding roller 14, the bauxite rubs against the material between the grinding rod 18 in the grinding box 3 and grinds it. At this time, the rotating shaft 13 rotates in the mounting frame 15 at the upper end of the mounting rod 16, and the rotating shaft 13 is limited in the vertical position during rotation. At this time, the bauxite in the grinding box 3 is ground by the grinding rod 18 and the rotating grinding roller 14.

[0038] Finally, it should be noted that the above are only preferred embodiments of the present invention and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent replacements for some of the technical features therein. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A bauxite grinding device, comprising a base (1), characterized in that: The upper end of the base (1) is fixedly connected to a fixed seat (2), the upper front side of the fixed seat (2) is fixedly connected to a grinding box (3), the upper rear side of the grinding box (3) is fixedly connected to a fixed cover (4), the front end of the fixed cover (4) is fixedly connected to a mounting cover (5), the front end of the mounting cover (5) is fixedly connected to a feeding assembly (6), a motor (8) is provided at the upper rear side of the fixed seat (2), the inner side of the grinding box (3) is rotatably connected to a rotating shaft (13), the middle part of the outer side of the rotating shaft (13) is fixedly connected to a grinding roller (14), the left and right sides of the outer side of the rotating shaft (13) are both covered with a mounting frame (15), the lower end of the mounting frame (15) is fixedly connected to a mounting rod (16), and a plurality of grinding rods (18) are provided at the lower end of the inner part of the grinding box (3).

2. The bauxite grinding device according to claim 1, characterized in that: The output end of the motor (8) is fixedly connected to a first pulley (9), the left and right ends of the outer side of the first pulley (9) are both wrapped with a belt (10), the front end of the belt (10) is slidably connected to a second pulley (11), and the rear end of the second pulley (11) is fixedly connected to a rotating shaft (13).

3. The bauxite grinding device according to claim 1, characterized in that: A feed hole (7) is provided in the middle of the front end of the installation cover (5), and the feed hole (7) is arranged in a rectangular shape.

4. The bauxite grinding device according to claim 1, characterized in that: The grinding box (3) is provided with mounting grooves (17) on the left and right sides, and the rotating shaft (13) passes through the grinding box (3). The rotating shaft (13) is located in the mounting grooves (17) provided in the grinding box (3).

5. The bauxite grinding device according to claim 1, characterized in that: The lower end of the mounting rod (16) is slidably connected to the fixing seat (2), and the upper end of the mounting rod (16) is mounted in the fixing seat (2) via screws.

6. The bauxite grinding device according to claim 1, characterized in that: A groove is provided on the outer side of the grinding roller (14), and the grinding roller (14) is located inside the grinding box (3).

7. The bauxite grinding device according to claim 2, characterized in that: The motor (8) is fixedly connected to an external power source, and the motor (8) is fixedly connected to the fixing seat (2) via screws.

8. The bauxite grinding device according to claim 2, characterized in that: Two belt grooves (12) are provided on the outer sides of the first pulley (9) and the second pulley (11).

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