Mining ball mill

Abstract

The utility model relates to the technical field of ball mills, in particular to a mining ball mill. The device comprises a support, a motor is installed on one side of the support, a first pulley is fixedly connected to the output end of the motor, rotating shafts are rotationally connected to the two sides of the support, a barrel is fixedly connected between the two rotating shafts, a feeding and discharging opening is formed in the arc surface of the barrel, and a detachable cover is installed at the upper end of the feeding and discharging opening. A screening assembly is arranged on the inner wall of the feeding and discharging opening, a second pulley is fixedly connected to the arc surface of the rotating shaft, and a belt is arranged between the first pulley and the second pulley, so that when the ore is crushed, the ore is loaded into the barrel body, the ball grinding body falls down to smash the ore for crushing, and when the ore crushing degree needs to be analyzed, the screening assembly is arranged on the inner wall of the feeding and discharging opening. The problem that the ore crushing efficiency of the ball mill is affected due to the fact that ball milling cannot be continued during sampling time when ore is sampled from the barrel body after the barrel body is stopped from rotating and then the cover is opened in the prior art is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of ball mills, in particular to a ball mill for mining. Background Art

[0002] The ball mill is a key equipment for crushing materials after they are crushed. The ball mill is generally composed of a horizontal cylinder, an inlet and outlet, a cover, a driving mechanism, and spherical grinding bodies. When ball milling ore, open the cover, put the crushed ore and spherical grinding bodies into the cylinder, cover the cover, start the motor on the bracket, so that the motor drives the pulley, and through the belt transmission, another pulley rotates, thereby rotating the shaft, and then rotating the cylinder. The spherical grinding bodies rise and fall in the cylinder and hit the ore, thereby crushing the ore.

[0003] The inventor found in his daily work that when a ball mill is used to crush ore, the ore is loaded into the cylinder, and the spherical grinding body falls and hits the ore to crush it. When the degree of ore crushing needs to be analyzed, it is necessary to stop the rotation of the cylinder, then open the lid, and sample the ore from the cylinder, which makes it impossible to continue ball milling during the sampling time, thereby affecting the efficiency of the ball mill in crushing the ore. Utility Model Content

[0004] The utility model aims to solve the problem that in actual use, when the ore is crushed, the ore is loaded into the cylinder, and the spherical grinding body falls to the ore to crush it. When the degree of ore crushing needs to be analyzed, the rotation of the cylinder needs to be stopped, and then the cover is opened to sample the ore from the cylinder, which makes it impossible to continue ball milling during the sampling time, thereby affecting the ore crushing efficiency of the ball mill. A mining ball mill is proposed.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a ball mill for mining, comprising a bracket, a motor is installed on one side of the bracket, a pulley 1 is fixedly connected to the output end of the motor, a rotating shaft is rotatably connected to both sides of the bracket, a cylinder is fixedly connected between the two rotating shafts, an inlet and outlet are arranged on the arc surface of the cylinder, a detachable cover is installed on the upper end of the inlet and outlet, a screening assembly is arranged on the inner wall of the inlet and outlet, a pulley 2 is fixedly connected to the arc surface of the rotating shaft, a belt is arranged between the pulley 1 and the pulley 2, and a circular A ball grinding body and a sampling assembly, wherein the sampling assembly comprises a swivel ring rotatably connected to the arc surface of a cylinder, the arc surface of the swivel ring is fixedly connected to a connecting rod, the connecting rod is fixed to a bracket, a plurality of evenly distributed circular holes are provided on the inner wall of the cylinder, a sealing platform is provided on the inner wall of the circular hole, a magnet 1 is fixedly connected to the lower end of the sealing platform, a discharge hole is provided on the arc surface of the swivel ring, an operating cylinder is fixedly connected to the arc surface of the operating cylinder, a plurality of evenly distributed discharge ports are provided on the arc surface of the operating cylinder, a magnet 2 is provided on the inner wall of the operating cylinder, and the magnet 2 and the magnet 1 repel each other when they are close to each other.

[0006] The effect achieved by the above components is: by setting up the sampling assembly, when it is necessary to analyze the ore in the sampling cylinder, move the second magnet in the operating cylinder so that it is close to the first magnet in the circular hole, so that the first magnet moves, thereby moving the sealing table up, so that the ore flows out from the gap between the sealing table and the circular hole, passes through the discharge hole on the swivel on the connecting rod, and then flows out from the discharge port, so that the inspector uses a beaker to catch the ore for analysis.

[0007] Preferably, the inner wall of the circular hole is fixedly connected with a support rod, and the upper end of the support rod is fixedly connected with a spring 1 and a telescopic rod.

[0008] The effect achieved by the above components is: by setting spring one, magnet one is reset.

[0009] Preferably, the other end of the telescopic rod is fixed to magnet one, and the other end of spring one is fixed to magnet one.

[0010] The effect achieved by the above components is that the auxiliary spring is reset by arranging the telescopic rod.

[0011] Preferably, a screw rod is threadedly inserted into the lower end of the operating cylinder, and the screw rod is rotatably connected to the second magnet.

[0012] The effect achieved by the above components is: the screw rod is turned to move the second extrusion magnet.

[0013] Preferably, the lower end of the second magnet is fixedly connected to a limiting rod, and the limiting rod slides through the operating cylinder.

[0014] The effect achieved by the above components is that the second magnet is limited under the action of the limiting rod.

[0015] Preferably, the screening component comprises a screening net arranged on the inner wall of the inlet and outlet, the screening net has hemispherical groove 1 on its four sides, the inner wall of the inlet and outlet has hemispherical groove 2 on its four sides, and the inner wall of hemispherical groove 2 is provided with a hemisphere.

[0016] The effect achieved by the above components is: when the screening net needs to be fixed, the screening net is dragged to be inserted into the inlet and outlet, and the hemisphere of the hemisphere groove two is turned to the hemisphere groove one, thereby fixing the screening net.

[0017] Preferably, the arc surface of the hemisphere is fixedly connected with a rotating rod, and the rotating rod passes through the inlet and outlet.

[0018] The effect achieved by the above components is: rotating the rotating rod causes the hemisphere to rotate.

[0019] Preferably, the arc surface of the hemisphere is fixedly connected to a second spring, and the other end of the second spring is fixed to the inlet and outlet.

[0020] The effect achieved by the above components is: by setting the second spring, the rotating rod is reset, thereby resetting the hemisphere.

[0021] In summary, the beneficial effects of the utility model are:

[0022] In the utility model, by arranging a sampling component, when it is necessary to sample the ore in the cylinder for analysis, the second magnet in the operating cylinder is moved to make it close to the first magnet in the circular hole, so that the first magnet is moved, thereby the sealing table is moved up, so that the ore flows out from the gap between the sealing table and the circular hole, passes through the discharge hole on the rotating ring on the connecting rod, and then flows out from the discharge port, so that the inspector uses a beaker to catch the ore for analysis, which solves the problem that when the ore is crushed, the ore is loaded into the cylinder, and the spherical grinding body falls and hits the ore to crush it. When it is necessary to analyze the degree of ore crushing, it is necessary to stop the rotation of the cylinder, then open the cover, and sample the ore from the cylinder, so that the sampling time cannot continue with ball milling, thereby affecting the efficiency of the ball mill in crushing the ore. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0024] Figure 2 It is a three-dimensional structural schematic diagram of the cross section of the utility model;

[0025] Figure 3 It is a three-dimensional structural schematic diagram of the sampling assembly of the utility model;

[0026] Figure 4 For this utility model Figure 3 Schematic diagram of the three-dimensional structure of the middle part;

[0027] Figure 5 It is a three-dimensional structural schematic diagram of the screening component of the utility model.

[0028] Legend: 1. Bracket; 2. Sampling assembly; 3. Screening assembly; 4. Motor; 5. Pulley 1; 6. Belt; 7. Rotating shaft; 8. Cylinder; 9. Pulley 2; 10. Inlet and outlet; 11. Cover; 12. Spherical grinding body; 21. Rotating ring; 22. Discharge hole; 23. Round hole; 24. Sealing table; 25. Magnet 1; 26. Magnet 2; 27. Support rod; 28. Spring 1; 29. ​​Telescopic rod; 210. Operating cylinder; 211. Discharge port; 212. Screw rod; 213. Limit rod; 214. Connecting rod; 31. Screening net; 32. Hemispherical slot 2; 33. Hemispherical slot 1; 34. Hemisphere; 35. Rotating rod; 36. Spring 2. DETAILED DESCRIPTION

[0029] Reference Figure 1 As shown, the utility model provides a technical solution: a mining ball mill includes a bracket 1, a motor 4 is installed on one side of the bracket 1, a pulley 5 is fixedly connected to the output end of the motor 4, a rotating shaft 7 is rotatably connected to both sides of the bracket 1, a cylinder 8 is fixedly connected between the two rotating shafts 7, an inlet and outlet port 10 is arranged on the arc surface of the cylinder 8, a detachable cover 11 is installed on the upper end of the inlet and outlet port 10, a screening component 3 is arranged on the inner wall of the inlet and outlet port 10, a pulley 2 9 is fixedly connected to the arc surface of the rotating shaft 7, a belt 6 is arranged between the pulley 1 5 and the pulley 2 9, and a spherical grinding body 12 and a sampling component 2 are arranged on the inner wall of the cylinder 8.

[0030] The specific configuration and functions of the sampling component 2 and the screening component 3 are described in detail below.

[0031] Reference Figure 2 and Figure 3As shown, in this embodiment: the sampling assembly 2 includes a swivel 21 rotatably connected to the arc surface of the cylinder 8, the arc surface of the swivel 21 is fixedly connected to a connecting rod 214, the connecting rod 214 is fixed to the bracket 1, the inner wall of the cylinder 8 is provided with a plurality of evenly distributed circular holes 23, the inner wall of the circular hole 23 is provided with a sealing platform 24, the lower end of the sealing platform 24 is fixedly connected to a magnet 25, the arc surface of the swivel 21 is provided with a discharge hole 22, the arc surface of the swivel 21 is fixedly connected to The operating cylinder 210 has a plurality of uniformly distributed discharge ports 211 on its arc surface. The inner wall of the operating cylinder 210 is provided with a second magnet 26. When the second magnet 26 and the first magnet 25 are close to each other, the sampling assembly 2 is provided. When the ore in the sampling cylinder 8 needs to be analyzed, the second magnet 26 in the operating cylinder 210 is moved to approach the first magnet 25 in the circular hole 23, so that the first magnet 25 moves, thereby moving the sealing platform 24 upward, so that the ore is removed from the sampling cylinder 8. The ore flows out from the gap between the sealing platform 24 and the circular hole 23, passes through the discharge hole 22 on the rotating ring 21 on the connecting rod 214, and then flows out from the discharge port 211, so that the inspector uses a beaker to catch the ore for analysis. The inner wall of the circular hole 23 is fixedly connected with a support rod 27, and the upper end of the support rod 27 is fixedly connected with a spring 28 and a telescopic rod 29. By setting the spring 28, the magnet 25 is reset, and the other end of the telescopic rod 29 is fixed to the magnet 25. The other end of spring 1 28 is fixed to magnet 1 25, and a telescopic rod 29 is provided to assist spring 1 28 in resetting. A screw rod 212 is threadedly inserted at the lower end of the operating cylinder 210, and the screw rod 212 is rotatably connected to magnet 2 26. When the screw rod 212 is turned, magnet 26 is squeezed to move. A limiting rod 213 is fixedly connected to the lower end of magnet 26, and the limiting rod 213 slides through the operating cylinder 210. Under the action of the limiting rod 213, magnet 26 is limited.

[0032] Reference Figure 4 As shown, in this embodiment: the screening component 3 includes a screening net 31 arranged on the inner wall of the inlet and outlet port 10, the four sides of the screening net 31 are provided with hemispherical grooves 1 33, the four sides of the inner wall of the inlet and outlet port 10 are provided with hemispherical grooves 2 32, and the inner wall of the hemispherical groove 2 32 is provided with a hemisphere. When the screening net 31 needs to be fixed, the screening net 31 is dragged to make it fit into the inlet and outlet port 10, and the hemisphere 34 of the hemispherical groove 2 32 is rotated to the hemisphere groove 1 33, so as to fix the screening net 31, and the arc surface of the hemisphere is fixedly connected with a rotating rod 35, and the rotating rod 35 passes through the inlet and outlet port 10. The rotating rod 35 is rotated to rotate the hemisphere 34, and the arc surface of the hemisphere is fixedly connected with the rotating rod 35, and the rotating rod 35 passes through the inlet and outlet port 10. By setting a spring 2 36, the rotating rod 35 is reset, so that the hemisphere 34 is reset.

[0033] Working principle:

[0034] When ball milling the ore, open the cover 11, put the crushed ore and the spherical grinding body 12 into the cylinder 8, cover the cover 11, start the motor 4 on the bracket 1, so that the motor 4 drives the pulley 1 5, and through the belt 6, the pulley 2 9, so that the shaft 7 rotates, and then the cylinder 8 rotates, and the spherical grinding body 12 rises and falls on the ore in the cylinder 8, so as to crush the ore. When it is necessary to sample the ore in the cylinder 8 for analysis, the screw rod 212 is twisted, and the extrusion magnet 26 is moved under the action of the limit rod 213. Since the magnet 26 in the operating cylinder 210 moves, the magnet 1 25 close to the circular hole 23 moves, and the magnet 1 25 moves from The sealing platform 24 moves upward, so that the ore flows out from the gap between the sealing platform 24 and the circular hole 23, passes through the discharge hole 22 on the rotating ring 21 on the connecting rod 214, and then flows out from the discharge port 211, so that the inspector can use a beaker to catch the ore for analysis. By setting the telescopic rod 29 on the support rod 27, the auxiliary spring 28 is reset. When the screening net 31 needs to be fixed, the screening net 31 is dragged to be inserted into the inlet and outlet 10, and the hemisphere 34 of the hemisphere groove 2 32 is turned to the hemisphere groove 1 33, so that the screening net 31 is fixed, and the rotating rod 35 is rotated to make the hemisphere 34 rotate. By setting the spring 2 36, the rotating rod 35 is reset, so that the hemisphere 34 is reset.

[0035] The above is only a preferred embodiment of the utility model, and does not limit the utility model in other forms. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes and apply it to other fields. However, any simple modification, equivalent change and modification made to the above embodiment based on the technical essence of the utility model without departing from the technical solution of the utility model still belongs to the protection scope of the technical solution of the utility model. In the description of the utility model, it should be noted that unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, or it can be the internal connection of two components. For ordinary technicians in this field, the specific meanings of the above terms in the utility model can be understood by specific circumstances.

Claims

1. A ball mill for mining, comprising a support (1), characterized in that: A motor (4) is installed on one side of the bracket (1), and a pulley (5) is fixedly connected to the output end of the motor (4). A rotating shaft (7) is rotatably connected to both sides of the bracket (1), and a cylinder (8) is fixedly connected between the two rotating shafts (7). An inlet and outlet (10) is provided on the arc surface of the cylinder (8), and a detachable cover (11) is installed on the upper end of the inlet and outlet (10). A screening component (3) is provided on the inner wall of the inlet and outlet (10), and a pulley (9) is fixedly connected to the arc surface of the rotating shaft (7). A belt (6) is provided between the pulley (5) and the pulley (9). A spherical grinding body (12) and a sampling component (2) are provided on the inner wall of the cylinder (8), and the sampling component (2) comprises a roller (12) rotatably connected to the cylinder (8). ) a rotating ring (21) with an arc surface, the arc surface of the rotating ring (21) is fixedly connected to a connecting rod (214), the connecting rod (214) is fixed to the bracket (1), the inner wall of the cylinder (8) is provided with a plurality of evenly distributed circular holes (23), the inner wall of the circular hole (23) is provided with a sealing platform (24), the lower end of the sealing platform (24) is fixedly connected to a magnet one (25), the arc surface of the rotating ring (21) is provided with a discharge hole (22), the arc surface of the rotating ring (21) is fixedly connected to an operating cylinder (210), the arc surface of the operating cylinder (210) is provided with a plurality of evenly distributed discharge ports (211), the inner wall of the operating cylinder (210) is provided with a magnet two (26), and the magnet two (26) and the magnet one (25) repel each other when they are close to each other.

2. A mining ball mill according to claim 1, characterized in that: The inner wall of the circular hole (23) is fixedly connected with a support rod (27), and the upper end of the support rod (27) is fixedly connected with a spring 1 (28) and a telescopic rod (29).

3. A mining ball mill according to claim 2, characterized in that: The other end of the telescopic rod (29) is fixed to magnet one (25), and the other end of the spring one (28) is fixed to magnet one (25).

4. A mining ball mill according to claim 3, characterized in that: A screw rod (212) is threadedly inserted into the lower end of the operating cylinder (210), and the screw rod (212) is rotationally connected to the second magnet (26).

5. A mining ball mill according to claim 4, characterized in that: The lower end of the second magnet (26) is fixedly connected to a limiting rod (213), and the limiting rod (213) slides through the operating cylinder (210).

6. A mining ball mill according to claim 5, characterized in that: The screening component (3) comprises a screening net (31) arranged on the inner wall of the inlet and outlet (10), the four sides of the screening net (31) are provided with a hemispherical groove 1 (33), the four sides of the inner wall of the inlet and outlet (10) are provided with a hemispherical groove 2 (32), and the inner wall of the hemispherical groove 2 (32) is provided with a hemisphere (34).

7. A mining ball mill according to claim 6, characterized in that: The arc surface of the hemisphere (34) is fixedly connected to a rotating rod (35), and the rotating rod (35) passes through the inlet and outlet (10).

8. A mining ball mill according to claim 7, characterized in that: The arc surface of the hemisphere (34) is fixedly connected to a second spring (36), and the other end of the second spring (36) is fixed to the feed inlet and outlet (10).

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