Ball mill for antimony ore dressing

Abstract

The utility model discloses a ball mill for antimony ore dressing. The ball mill comprises a roller and a driving mechanism, grinding balls are placed in the roller, a discharging cover is connected to the front end of the roller through evenly-distributed bolts, a feeding cover is connected to the rear end of the roller through evenly-distributed bolts, symmetrically-distributed bottom plates are arranged below the roller, supports are fixedly connected to the ends, close to the center of the roller, of the bottom plates, and sliding rails are fixedly connected to the upper ends of the supports. Ribs are fixedly connected to the front end and the rear end of the roller and are in sliding connection with the vertically adjacent sliding rails, a discharging pipe is arranged at the rear end of the discharging cover, a dust falling bin is fixedly connected to the front end of the upper surface of the bottom plate on the front side through first supporting legs which are symmetrically distributed, and the rear end of the dust falling bin and the front end of the discharging pipe are installed in a matched mode. According to the ball mill for antimony ore beneficiation, the ball milling precision of antimony ore can be effectively guaranteed, meanwhile, dust pollution of ball milling work can be effectively reduced, and the ball milling efficiency of antimony ore is greatly improved.

Description

Technical Field

[0001] The utility model relates to the technical field of antimony ore dressing, in particular to a ball mill used for antimony ore dressing. Background Art

[0002] The ball mill is a key equipment for crushing materials after they are broken. This type of grinding mill is a mill that has a certain number of steel balls as grinding media in its cylinder. It is widely used in cement, silicate products, new building materials, refractory materials, fertilizers, black and non-ferrous metal beneficiation, glass and ceramics and other production industries. It can grind various ores and other grindable materials dry or wet. The ball mill is suitable for grinding various ores and other materials. It is widely used in mineral processing, building materials and chemical industries. It can be divided into two types of grinding methods: dry and wet. According to different discharge methods, it can be divided into two types: grid type and overflow type.

[0003] Some existing ball mills used for antimony ore dressing are without dust suppression units, and the ground antimony ore is directly removed through the discharging unit;

[0004] There are some problems now. For example, in the method without dust reduction unit, the ground antimony ore is directly removed through the discharging unit, which may cause certain dust pollution, which may affect the health of the workers. At the same time, the dust may affect the operating performance of the equipment, which may affect the ball milling efficiency of the antimony ore. Utility Model Content

[0005] The technical problem to be solved by the utility model is to overcome the existing defects and provide a ball mill for antimony ore beneficiation, which can effectively ensure the ball milling accuracy of antimony ore and effectively reduce the dust pollution caused by the ball milling work, so that the ball milling efficiency of antimony ore is greatly improved, and the problems in the background technology can be effectively solved.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a ball mill for antimony ore dressing, comprising a drum and a driving mechanism;

[0007] Drum: Grinding balls are placed inside it, the front end of the drum is connected to the discharge cover through evenly distributed bolts, the rear end of the drum is also connected to the feed cover through evenly distributed bolts, a symmetrically distributed bottom plate is arranged below the drum, one end of the bottom plate close to the center of the drum is fixedly connected to a bracket, the upper end of the bracket is fixedly connected to a slide rail, the front and rear ends of the drum are fixedly connected to ribs, the ribs are slidably connected to the vertically adjacent slide rails, a discharge pipe is arranged at the rear end of the discharge cover, the front end of the upper surface of the front bottom plate is fixedly connected to a dust suppression bin through symmetrically distributed legs, and the rear end of the dust suppression bin is installed in coordination with the front end of the discharge pipe;

[0008] Driving mechanism: It is arranged between the drum and the bottom plate on the front side, which can effectively ensure the ball milling accuracy of antimony ore, and at the same time can effectively reduce the dust pollution during the ball milling work, so that the ball milling efficiency of antimony ore is greatly improved.

[0009] Furthermore, it also includes a control box, which is fixedly connected to the right end of the rear bottom plate. A control switch is provided on the inner wall of the control box. The input end of the control switch is electrically connected to an external power supply to control the operation of the motor.

[0010] Furthermore, the driving mechanism includes a mounting seat, a rotating shaft, a driving gear and a driven gear. The mounting seat is fixedly connected to the left end of the base plate on the front side, the middle part of the mounting seat is rotatably connected to the rotating shaft through a bearing, the rear end of the rotating shaft is fixedly connected to the driving gear, and the front end of the outer surface of the drum is fixedly connected to the driven gear through evenly distributed support blocks, and the driven gear is meshed with the driving gear to realize the rotation of the drum.

[0011] Furthermore, the driving mechanism also includes a motor, which is arranged at the left end of the front bottom plate, the output shaft of the motor is fixedly connected to the front end of the rotating shaft, and the input end of the motor is electrically connected to the output end of the control switch to provide driving force for the rotation of the drum.

[0012] Furthermore, a feed pipe 2 is provided at the upper end of the drum, and the upper end of the feed pipe 2 is also connected to a top cover through evenly distributed bolts. A filter plate is provided at the front end of the drum, and evenly distributed spiral sheets are provided at the front end of the drum, which effectively ensures the ball milling accuracy of the antimony ore and facilitates the replacement of grinding balls and the cleaning of impurities.

[0013] Furthermore, it also includes a feed pipe, which is fixedly connected to the rear end of the bottom plate on the rear side through the second leg, the front end of the feed pipe is connected to the feed port of the feed cover, and the upper end of the feed pipe is fixedly connected to the feed hopper to provide a channel for antimony ore feeding.

[0014] Furthermore, evenly distributed mounting holes are provided at both the front and rear ends of the bottom plate, effectively ensuring the smooth ball milling of the antimony ore.

[0015] Compared with the prior art, the beneficial effects of the utility model are: the ball mill for antimony ore dressing has the following advantages:

[0016] The personnel add antimony ore through the feed hopper, and the antimony ore enters the inside of the drum through the feed pipe. The personnel realize the operation of the motor through the control switch. The output shaft of the motor rotates to drive the rotating shaft to rotate, and the rotation of the rotating shaft drives the driving gear to rotate, and then drives the driven gear to rotate. The rotation of the driven gear makes the drum rotate. At the same time, the ribs slide inside the vertically adjacent slide rails to provide a guide for the rotation of the drum. The rotation of the drum makes the internal grinding balls follow the rotation of the drum due to inertia and centrifugal force. When the grinding balls reach a certain height, they fall under the action of their own gravity. The falling grinding balls crush the antimony ore to be ground. As the drum continues to rotate, the grinding balls continue to impact the antimony ore, thereby realizing the grinding of the antimony ore. When the antimony ore is ground to a certain precision, it enters the front end of the drum through the filter disc. Under the action of the spiral sheet, the ground antimony ore enters the dust reduction bin through the discharge pipe. The dust reduction bin effectively reduces dust pollution and can perform preliminary screening after antimony ore ball milling. At the same time, it can effectively reduce dust pollution during ball milling, so that the ball milling efficiency of antimony ore is greatly improved. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0018] Figure 2 It is a schematic diagram of the internal cross-sectional structure of the utility model.

[0019] In the figure: 1 roller, 2 driving mechanism, 21 motor, 22 mounting seat, 23 rotating shaft, 24 driving gear, 25 driven gear, 3 ribs, 4 slide rails, 5 brackets, 6 grinding balls, 7 filter discs, 8 discharge cover, 9 feed cover, 10 discharge pipe, 11 spiral sheet, 12 dust suppression bin, 13 leg 1, 14 bottom plate, 15 feed pipe, 16 feed hopper, 17 control box, 18 control switch, 19 top cover. DETAILED DESCRIPTION

[0020] 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.

[0021] See also Figure 1-2 ,This embodiment provides a technical solution: a ball mill for antimony ore beneficiation, comprising a drum 1 and a driving mechanism 2;

[0022] Drum 1: Grinding balls 6 are placed inside it, the front end of the drum 1 is connected to a discharge cover 8 through evenly distributed bolts, the rear end of the drum 1 is also connected to a feed cover 9 through evenly distributed bolts, a symmetrically distributed bottom plate 14 is arranged below the drum 1, one end of the bottom plate 14 close to the center of the drum 1 is fixedly connected to a bracket 5, the upper end of the bracket 5 is fixedly connected to a slide rail 4, the front and rear ends of the drum 1 are fixedly connected to ribs 3, the ribs 3 are slidably connected to the vertically adjacent slide rails 4, a discharge pipe 10 is arranged at the rear end of the discharge cover 8, the front end of the upper surface of the front bottom plate 14 is fixedly connected to a dust reduction bin 12 through symmetrically distributed legs 13, the rear end of the dust reduction bin 12 is mounted in coordination with the front end of the discharge pipe 10, and the front and rear ends of the bottom plate 14 are provided with evenly distributed mounting holes;

[0023] The driving mechanism 2 is arranged between the drum 1 and the bottom plate 14 on the front side. The driving mechanism 2 includes a mounting seat 22, a rotating shaft 23, a driving gear 24 and a driven gear 25. The mounting seat 22 is fixedly connected to the left end of the bottom plate 14 on the front side. The middle part of the mounting seat 22 is rotatably connected to the rotating shaft 23 through a bearing. The rear end of the rotating shaft 23 is fixedly connected to the driving gear 24. The front end of the outer surface of the drum 1 is fixedly connected to the driven gear 25 through evenly distributed support blocks. The driven gear 25 is meshed with the driving gear 24. The driving mechanism 2 also includes a motor 21. The motor 21 is arranged at the left end of the bottom plate 14 on the front side. The output shaft of the motor 21 is fixedly connected to the front end of the rotating shaft 23. The input shaft of the motor 21 The end is electrically connected to the output end of the control switch 18, the motor 21 is running, the output shaft of the motor 21 rotates to drive the rotating shaft 23 to rotate, the rotating shaft 23 rotates to drive the driving gear 24 to rotate, and then drives the driven gear 25 to rotate, the driven gear 25 rotates to make the drum 1 rotate, and at the same time, the ribs 3 slide inside the vertically adjacent slide rails 4 to provide a guide for the rotation of the drum 1, the rotation of the drum 1 makes the grinding balls 6 inside follow the rotation of the drum 1 due to inertia and centrifugal force, when the grinding balls 6 reach a certain height, they fall under the action of their own gravity, the grinding balls 6 fall to crush the antimony ore to be ground, and as the drum 1 continues to rotate, the grinding balls 6 continue to impact the antimony ore, thereby achieving the grinding of the antimony ore;

[0024] The control box 17 is fixedly connected to the right end of the rear bottom plate 14. The inner wall of the control box 17 is provided with a control switch 18. The input end of the control switch 18 is electrically connected to an external power supply.

[0025] Wherein: a feed pipe 2 is arranged at the upper end of the drum 1, and a top cover 19 is also connected to the upper end of the feed pipe 2 through evenly distributed bolts. A filter disc 7 is arranged at the front end of the drum 1, and evenly distributed spiral pieces 11 are arranged at the front end of the drum 1. When the antimony ore is ground to a certain precision, it enters the front end of the drum 1 through the filter disc 7. Under the action of the spiral pieces 11, the ground antimony ore enters the dust reduction bin 12 through the discharge pipe 10. The dust reduction bin 12 effectively reduces dust pollution. The antimony ore after dust reduction in the dust reduction bin 12 enters the next working area;

[0026] Among them: it also includes a feed pipe 15, which is fixedly connected to the rear end of the bottom plate 14 on the rear side through the second leg, the front end of the feed pipe 15 is connected to the feed port of the feed cover 9, and the upper end of the feed pipe 15 is fixedly connected to the feed hopper 16.

[0027] The working principle of a ball mill for antimony ore dressing provided by the utility model is as follows: when working, firstly, the mounting holes at the front and rear ends of the bottom plate 14 are stably connected with the threaded holes in the horizontal working area by mounting bolts, so as to realize the stable installation of the bottom plate 14, the bracket 5 and the drum 1 and other mechanisms. After the installation is stable, the personnel add antimony ore through the feed hopper 16, and the antimony ore enters the interior of the drum 1 through the feed pipe 15. The personnel realize the operation of the motor 21 by controlling the switch 18. The output shaft of the motor 21 rotates to drive the rotating shaft 23 to rotate. The rotation of the rotating shaft 23 drives the driving gear 24 to rotate, and then drives the driven gear 25 to rotate. The driven gear 25 rotates to make the drum 1 rotate, and at the same time, the ribs 3 They all slide inside the vertically adjacent slide rails 4 to provide guidance for the rotation of the drum 1. The rotation of the drum 1 causes the internal grinding balls 6 to rotate with the drum 1 due to inertia and centrifugal force. When the grinding balls 6 reach a certain height, they fall under the action of their own gravity. The falling grinding balls 6 crush the antimony ore to be ground. As the drum 1 continues to rotate, the grinding balls 6 continue to impact the antimony ore, thereby achieving the grinding of the antimony ore. When the antimony ore is ground to a certain accuracy, it enters the front end of the drum 1 through the filter disc 7. Under the action of the spiral blade 11, the ground antimony ore enters the dust reduction bin 12 through the discharge pipe 10. The dust reduction bin 12 effectively reduces dust pollution. The antimony ore after dust reduction in the dust reduction bin 12 enters the next working area.

[0028] It is worth noting that the motor 21 disclosed in the above embodiment can be a JR138-8 motor, and the control switch 18 is provided with a control button corresponding to the motor 21 and controlling its switch.

[0029] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A ball mill for antimony ore dressing, characterized in that: It comprises a roller (1) and a driving mechanism (2); The drum (1) has grinding balls (6) placed inside it. The front end of the drum (1) is connected to a discharge cover (8) by evenly distributed bolts. The rear end of the drum (1) is also connected to a feed cover (9) by evenly distributed bolts. A symmetrically distributed bottom plate (14) is provided below the drum (1). One end of the bottom plate (14) close to the center of the drum (1) is fixedly connected to a bracket (5). The upper end of the bracket (5) is fixedly connected to a slide rail (4). The front and rear ends of the drum (1) are fixedly connected to ribs (3). The ribs (3) are slidably connected to the vertically adjacent slide rails (4). A discharge pipe (10) is provided at the rear end of the discharge cover (8). The front end of the upper surface of the front bottom plate (14) is fixedly connected to a dust suppression bin (12) by symmetrically distributed legs (13). The rear end of the dust suppression bin (12) is mounted in coordination with the front end of the discharge pipe (10). The driving mechanism (2) is arranged between the drum (1) and the bottom plate (14) at the front side.

2. A ball mill for antimony ore dressing according to claim 1, characterized in that: The invention also comprises a control box (17), wherein the control box (17) is fixedly connected to the right end of the rear bottom plate (14), and a control switch (18) is arranged on the inner wall of the control box (17), and the input end of the control switch (18) is electrically connected to an external power supply.

3. A ball mill for antimony ore dressing according to claim 2, characterized in that: The driving mechanism (2) comprises a mounting seat (22), a rotating shaft (23), a driving gear (24) and a driven gear (25); the mounting seat (22) is fixedly connected to the left end of the bottom plate (14) on the front side; the middle part of the mounting seat (22) is rotatably connected to the rotating shaft (23) via a bearing; the rear end of the rotating shaft (23) is fixedly connected to the driving gear (24); the front end of the outer surface of the drum (1) is fixedly connected to the driven gear (25) via evenly distributed support blocks; the driven gear (25) is meshedly connected to the driving gear (24).

4. A ball mill for antimony ore dressing according to claim 3, characterized in that: The driving mechanism (2) further comprises a motor (21), wherein the motor (21) is arranged at the left end of the front bottom plate (14), the output shaft of the motor (21) is fixedly connected to the front end of the rotating shaft (23), and the input end of the motor (21) is electrically connected to the output end of the control switch (18).

5. A ball mill for antimony ore dressing according to claim 1, characterized in that: A second feed pipe is provided at the upper end of the drum (1), and the upper end of the second feed pipe is also connected to a top cover (19) via evenly distributed bolts. A filter disc (7) is provided at the front end of the drum (1), and evenly distributed spiral sheets (11) are provided at the front end of the drum (1).

6. A ball mill for antimony ore dressing according to claim 1, characterized in that: It also includes a feed pipe (15), which is fixedly connected to the rear end of the bottom plate (14) on the rear side through a second leg, the front end of the feed pipe (15) is connected to the feed port of the feed cover (9), and the upper end of the feed pipe (15) is fixedly connected to a feed hopper (16).

7. A ball mill for antimony ore dressing according to claim 1, characterized in that: Evenly distributed mounting holes are provided at both the front and rear ends of the bottom plate (14).

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