Mining stone crushing device

Abstract

The utility model belongs to the technical field of mining, and discloses a mining stone crushing device which comprises a crushing machine shell, a magnetic separation roller and a crushing roller which are correspondingly arranged are arranged in the crushing machine shell, one end of the magnetic separation roller is connected with a driving assembly, and the other end of the magnetic separation roller is connected with the crushing roller through a transmission assembly. Corresponding crushing teeth are fixed to the outer surfaces of the magnetic separation roller and the crushing roller, a guide plate is arranged below the magnetic separation roller and penetrates through the crushing shell, the magnetic separation roller comprises a middle shaft roller, a spacer sleeve is arranged on the outer side of the middle shaft roller, and the middle position of the outer surface of the middle shaft roller is fixedly connected with the spacer sleeve through a fixing ring. The magnetic separation roller and the crushing roller can be matched for crushing work, magnetic metal ore fragments and non-magnetic ore fragments can be separated through the structure of the magnetic separation roller, magnetic separation work can be carried out during crushing, and the working efficiency is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of mining, in particular to a mining stone crushing device. Background Art

[0002] Ore refers to a mineral aggregate from which useful components can be extracted or which itself has certain properties that can be utilized. It can be divided into metallic minerals and non-metallic minerals. During the ore mining process, the ore needs to be crushed to facilitate the subsequent extraction work.

[0003] A Chinese patent with application number 202123181910.9 discloses an ore crushing device for mining. By setting a crushing barrel, crushing parts, a water tank, a water pump, a water pipe, a drain pipe, a nozzle, an arc-shaped portion, a drainage hole, an installation groove, a filter plate and a fixed part for coordinated use, the existing ore crushing device solves the problem that a large amount of smoke and dust is easily generated during operation. The large-scale dispersion of smoke and dust will not only pollute the environment, but also easily induce dust explosions and other accidents when it reaches a certain concentration. However, the ore crushing device for mining has the following shortcomings: when mining magnetic metal ores, magnetic separation is generally required after crushing, and the crushed magnetic metal ore needs to be transported to the magnetic separation equipment, which is inefficient.

[0004] Therefore, a mining stone crushing device is proposed to solve the above problems. Utility Model Content

[0005] In order to solve the problems raised in the above background technology, the utility model provides a mining stone crushing device, which has the advantage of magnetic separation during the crushing process.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a mining stone crushing device, comprising a crushing shell, wherein a magnetic separation roller and a crushing roller are arranged in the crushing shell, one end of the magnetic separation roller is connected to a driving assembly, and the other end of the magnetic separation roller is connected to the crushing roller through a transmission assembly, and corresponding crushing teeth are fixed on the outer surfaces of the magnetic separation roller and the crushing roller, and a material guide plate is arranged below the magnetic separation roller, and the material guide plate passes through the crushing shell;

[0007] The magnetic separation roller includes a center axis roller, a spacer sleeve is provided on the outside of the center axis roller, the middle position of the outer surface of the center axis roller is fixedly connected to the spacer sleeve through a fixing ring, the outer surface of the center axis roller is provided with evenly distributed magnet blocks, a magnetic shielding plate is provided between the magnet blocks and the spacer sleeve, the magnetic shielding plate is located above the material guide plate, and the end of the magnetic shielding plate that is away from the inner wall of the crusher shell is fixedly connected.

[0008] Preferably, a feed hopper is fixedly connected to the top of the crusher shell, and a discharge port is provided at the bottom of the crusher shell.

[0009] Preferably, the crushing casing is fixedly connected to a supporting frame.

[0010] Preferably, the driving assembly comprises a driving motor, the driving motor is connected to a primary pulley via a motor shaft, the primary pulley is connected to a secondary pulley via a belt, and the secondary pulley is fixedly connected to a center shaft roller via a connecting rod.

[0011] Preferably, the transmission assembly comprises a primary gear and a secondary gear, the primary gear is meshedly connected to the secondary gear, and the primary gear and the secondary gear are respectively fixedly connected to the central shaft roller and the crushing roller through a connecting rod.

[0012] Preferably, a protective shell is provided on the crusher shell, and the primary gear and the secondary gear are both located in the protective shell.

[0013] Preferably, a through slot is provided on the crusher shell at a position corresponding to the material guide plate, and the material guide plate passes through the through slot.

[0014] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0015] 1. The utility model provides a magnetic separation roller and a crushing roller, both of which are provided with crushing teeth, which can cooperate to perform crushing work, and the structure of the magnetic separation roller can separate the magnetic metal ore fragments from the non-magnetic ore fragments, that is, magnetic separation work can be performed during crushing, thereby improving the work efficiency;

[0016] 2. The utility model uses a magnet block and a magnetic shielding plate to attach magnetic metal ore fragments to the magnetic separation roller by relying on the magnetic attraction of the magnet block. When the magnetic separation roller rotates and passes the corresponding position of the magnetic shielding plate, the magnetism of the magnet block is shielded, causing the magnetically attached magnetic metal ore fragments to fall, thereby separating the magnetic metal ore fragments. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the driving structure of the crushing roller and the magnetic separation roller of the utility model;

[0019] Figure 3 This is a schematic diagram of the appearance structure of the magnetic separation roller of the utility model;

[0020] Figure 4 This is a schematic diagram of the cross-sectional structure of the magnetic separation roller of the utility model;

[0021] Figure 5 This is a schematic diagram of the structure of the central shaft roller and the magnetic shielding plate of the utility model.

[0022] In the figure: 1. Crusher casing;

[0023] 2. Magnetic separation roller; 21. Middle shaft roller; 22. Spacer sleeve; 23. Fixing ring; 24. Magnet block; 25. Magnetic shielding plate;

[0024] 3. Crushing roller;

[0025] 4. driving assembly; 41. driving motor; 42. primary pulley; 43. belt; 44. secondary pulley;

[0026] 5. Transmission assembly; 51. Primary gear; 52. Secondary gear;

[0027] 6. Crushing teeth; 7. Guide plate; 8. Feed hopper; 9. Discharge port; 10. Support frame; 11. Protective shell; 12. Through slot. DETAILED DESCRIPTION

[0028] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0029] like Figures 1 to 5 As shown, the utility model provides a mining stone crushing device, including a crushing machine shell 1, a magnetic separation roller 2 and a crushing roller 3 are arranged in the crushing machine shell 1, the magnetic separation roller 2 and the crushing roller 3 can cooperate to perform crushing work, and the structure of the magnetic separation roller 2 can separate the magnetic metal ore fragments from the non-magnetic ore fragments, that is, magnetic separation work can be performed during crushing, which improves the work efficiency, one end of the magnetic separation roller 2 is connected to the driving component 4, and the other end of the magnetic separation roller 2 is connected to the crushing roller 3 through the transmission component 5, and the outer surfaces of the magnetic separation roller 2 and the crushing roller 3 are fixed with corresponding crushing teeth 6, and a guide plate 7 is arranged below the magnetic separation roller 2, and the guide plate 7 passes through the crushing machine shell 1;

[0030] The magnetic separation roller 2 includes a central axis roller 21, a spacing sleeve 22 is provided on the outside of the central axis roller 21, and the middle position of the outer surface of the central axis roller 21 is fixedly connected to the spacing sleeve 22 through a fixing ring 23. The outer surface of the central axis roller 21 is provided with uniformly distributed magnet blocks 24, and a magnetic shielding plate 25 is provided between the magnet block 24 and the spacing sleeve 22. The magnetic shielding plate 25 is located above the guide plate 7, and the end of the magnetic shielding plate 25 that is away from the inner wall of the crusher shell 1 is fixedly connected. Through the magnet block 24 and the magnetic shielding plate 25, the magnetic metal ore fragments are attached to the magnetic separation roller 2 by the magnetic adsorption of the magnet block 24. When the magnetic separation roller 2 rotates, when passing the corresponding position of the magnetic shielding plate 25, the magnetism of the magnet block 24 is shielded, so that the magnetic metal ore fragments attached by the magnetism fall down to separate the magnetic metal ore fragments.

[0031] Specifically, a feed hopper 8 is fixedly connected to the top of the crushing shell 1, and a discharge port 9 is provided at the bottom of the crushing shell 1.

[0032] Furthermore, the crushing casing 1 is fixedly connected to a supporting frame 10 .

[0033] Furthermore, the driving assembly 4 includes a driving motor 41, the driving motor 41 is connected to a primary pulley 42 via a motor shaft, the primary pulley 42 is connected to a secondary pulley 44 via a belt 43, and the secondary pulley 44 is fixedly connected to the middle shaft roller 21 via a connecting rod.

[0034] It is worth noting that the transmission assembly 5 includes a primary gear 51 and a secondary gear 52, the primary gear 51 is meshedly connected to the secondary gear 52, and the primary gear 51 and the secondary gear 52 are respectively fixedly connected to the central shaft roller 21 and the crushing roller 3 through a connecting rod.

[0035] It is worth noting that a protective shell 11 is provided on the crusher shell 1 , and both the primary gear 51 and the secondary gear 52 are located in the protective shell 11 .

[0036] It is worth mentioning that a through slot 12 is provided at a position on the crusher shell 1 corresponding to the guide plate 7 , and the guide plate 7 passes through the through slot 12 .

[0037] Among them, the driving motor 41 is the existing technology and will not be described in detail; at the same time, the utility model also includes a power supply, a controller and a switch, which are not the main technical points of this patent and will not be described in detail.

[0038] Working principle and process: Start the driving motor 41 of the driving component 4, the primary pulley 42 drives the secondary pulley 44 to rotate through the belt 43, and then the magnetic separation roller 2 rotates, thereby driving the primary gear 51 of the transmission component 5 to rotate, and the meshed secondary gear 52 drives the crushing roller 3 to rotate. At this time, the magnetic separation roller 2 and the crushing roller 3 rotate relative to each other, and the ore is transported to the feed hopper 8. When the ore passes through the magnetic separation roller 2 and the crushing roller 3, the crushing teeth 6 crush the ore, and the non-magnetic crushed stone falls under the action of gravity and is discharged from the discharge port 9. The magnetic metal ore fragments are received The magnetic adsorption of the magnet block 24 will adhere to the outer surface of the magnetic separation roller 2 and rotate with the rotation of the magnetic separation roller 2. When the magnetic metal ore fragments attached to the outer surface of the magnetic separation roller 2 rotate to the shielding area of ​​the magnetic shielding plate 25, the magnetic shielding plate 25 shields the magnetic adsorption of the magnetic metal ore fragments by the magnet block 24. Then, the magnetic metal ore fragments fall under the action of gravity, fall on the guide plate 7, and are guided out of the crusher casing 1 by it. The magnetic metal ore fragments can be separated and magnetic separation can be performed during ore crushing, which eliminates the transportation process and greatly improves the production efficiency.

[0039] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0040] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A quarrying stone crushing device, comprising a crushing housing (1), characterized in that: The crusher shell (1) is provided with a corresponding magnetic separation roller (2) and a crushing roller (3); one end of the magnetic separation roller (2) is connected to a driving assembly (4); the other end of the magnetic separation roller (2) is connected to the crushing roller (3) via a transmission assembly (5); corresponding crushing teeth (6) are fixed on the outer surfaces of the magnetic separation roller (2) and the crushing roller (3); a material guide plate (7) is provided below the magnetic separation roller (2); and the material guide plate (7) passes through the crusher shell (1); The magnetic separation roller (2) comprises a central axis roller (21), a spacing sleeve (22) is provided on the outer side of the central axis roller (21), the middle part of the outer surface of the central axis roller (21) is fixedly connected to the spacing sleeve (22) via a fixing ring (23), the outer surface of the central axis roller (21) is provided with uniformly distributed magnet blocks (24), a magnetic shielding plate (25) is provided between the magnet blocks (24) and the spacing sleeve (22), the magnetic shielding plate (25) is located above the guide plate (7), and the end of the magnetic shielding plate (25) that is away from the guide plate (7) is fixedly connected to the inner wall of the crusher shell (1).

2. A mining stone crushing device according to claim 1, characterized in that: A feed hopper (8) is fixedly connected to the top of the crusher shell (1), and a discharge port (9) is provided at the bottom of the crusher shell (1).

3. A mining stone crushing device according to claim 1, characterized in that: The crushing casing (1) is fixedly connected to a supporting frame (10).

4. A mining stone crushing device according to claim 1, characterized in that: The driving assembly (4) comprises a driving motor (41), wherein the driving motor (41) is connected to a primary pulley (42) via a motor shaft, wherein the primary pulley (42) is connected to a secondary pulley (44) via a belt (43), and wherein the secondary pulley (44) is fixedly connected to a center shaft roller (21) via a connecting rod.

5. A mining stone crushing device according to claim 1, characterized in that: The transmission assembly (5) comprises a primary gear (51) and a secondary gear (52), wherein the primary gear (51) is meshedly connected to the secondary gear (52), and the primary gear (51) and the secondary gear (52) are respectively fixedly connected to the central shaft roller (21) and the crushing roller (3) via a connecting rod.

6. A quarrying stone crushing device according to claim 5, characterized in that: A protective shell (11) is provided on the crusher shell (1), and the first-stage gear (51) and the second-stage gear (52) are both located in the protective shell (11).

7. A quarrying stone crushing device according to claim 1, characterized in that: A through slot (12) is provided on the crusher housing (1) at a position corresponding to the material guide plate (7), and the material guide plate (7) passes through the through slot (12).

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