Steel ball isolating and recycling device of ball mill

Abstract

The utility model relates to the technical field of product collection of ball mills in dressing plants, in particular to a steel ball isolating and recycling device of a ball mill. According to the utility model, steel balls discharged from the ore discharge port of the ball mill are isolated in the isolation box through the isolation device, so that the steel balls are prevented from entering the bottom of a pool or being conveyed to the next process, and the isolation box is conveyed to the upper part of the collecting device through the transmission device, so that the steel balls slide into the collector along the chute of the collecting device to be collected. The situation that steel balls can be recycled under the condition that an operator needs to enter an ore grinding product ore pulp pool is avoided, the situation that the operator is troublesome to inspect or maintain the process is avoided, and the problems that production is unstable, production cost is low and the like due to the steel balls are solved. Indexes are difficult to control; the impeller of the delivery pump is seriously abraded; and the service life of the delivery pump is short.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of ball mill product collection of ore dressing plant, especially a ball mill steel ball isolation recovery device. BACKGROUND

[0002] Ball mill steel ball is one of important medium of grinding process control, and stable and appropriate steel ball is beneficial to improve grinding product index and stable production. At present, most ball mills adopt overflow type ball mill, and the material in the cylinder is crushed by the impact of steel balls and the additional crushing and grinding of steel balls and the liner plate between steel balls and cylinder, and the crushed material forms slurry and is discharged through the discharge port. At present, high efficiency and energy saving of ore dressing operation site is the development goal of mining enterprises, however, due to technical limitations, part of the steel balls are discharged through the discharge port with the slurry due to various factors in the production process, and most domestic mining enterprises do not design related steel ball isolation recovery device, which has the defects that steel balls exist in the bottom of the grinding product slurry tank or in the transportation process of the grinding product, the operator needs to enter the grinding product slurry tank to realize the recovery of the steel balls, which makes the operator more troublesome when he inspects or maintains the process, and the production is unstable, the index is difficult to control, the impeller of the delivery pump is seriously worn, and the service life of the delivery pump is short. SUMMARY

[0003] The application aims at solving the problems in the prior art, and provides a ball mill steel ball isolation recovery device.

[0004] In order to solve the problems in the prior art, the utility model adopts the following technical scheme:

[0005] A ball mill steel ball isolation recovery device comprises an isolation device, a transmission device and a recovery device.

[0006] The isolation device comprises an isolation box and a movable valve arranged on the isolation box, and the isolation box is arranged below the discharge port of the ball mill.

[0007] The transmission device is connected with the isolation device, and the transmission device is used for driving the isolation device to the upper side of the recovery device.

[0008] The recovery device comprises a chute for conveying steel balls and a collector for collecting steel balls.

[0009] As an improvement of the technical scheme of the ball mill steel ball isolation recovery device, the bottom of the isolation box is provided with a rubber lining plate.

[0010] As an improvement of the technical scheme of the ball mill steel ball isolation and recovery device, the rubber lining plate is installed at the center position of the bottom of the isolation box.

[0011] As an improvement of the technical scheme of the ball mill steel ball isolation and recovery device, the movable valve is arranged at one side of the isolation box, and the position of the movable valve is in front of the ore discharge port of the ball mill.

[0012] As an improvement of the technical scheme of the ball mill steel ball isolation and recovery device, the transmission device comprises a driving device, a guide rail, a transmission gear and a linkage gear.

[0013] The isolation box is connected with the linkage gear through a steel rope, the linkage gear is engaged with the transmission gear, and the transmission gear moves on the guide rail through the driving device.

[0014] As an improvement of the technical scheme of the ball mill steel ball isolation and recovery device, the transmission device is provided with a remote control component, and the remote control component remotely controls the driving component to drive the rotation of the transmission gear.

[0015] As an improvement of the technical scheme of the ball mill steel ball isolation and recovery device, the chute is a rectangular chute, and the collecting device is a collecting barrel or a collecting box.

[0016] As an improvement of the technical scheme of the ball mill steel ball isolation and recovery device, the rectangular chute is a chute made of stainless steel material.

[0017] As an improvement of the technical scheme of the ball mill steel ball isolation and recovery device, the isolation box is a six-sided grid box body without a cover at the top.

[0018] As an improvement of the technical scheme of the ball mill steel ball isolation and recovery device, the isolation box is an isolation box made of stainless steel material.

[0019] The ball mill steel ball isolation and recovery device has the advantages that:

[0020] In the utility model, the steel balls discharged from the ore discharge port of the ball mill are isolated in the isolation box through the isolation device, the steel balls are prevented from entering the pool bottom or being conveyed to the next process, the isolation box is conveyed to the upper side of the collecting device through the transmission device, the steel balls slide to the collecting device along the chute of the collecting device and are collected in the collecting device, the situation that the steel balls are recovered without the operator entering the ore pulp pool is realized, the situation that the operator is more troublesome when inspecting or maintaining the process is avoided, and the problems of unstable production, difficult control of indexes, serious wear of the impeller of the conveying pump and short service life of the conveying pump caused by the steel balls are solved. BRIEF DESCRIPTION OF DRAWINGS

[0021] Fig. 1 It is the overhead structure schematic view of the utility model;

[0022] Fig. 2 It is the front view structure schematic view of the utility model;

[0023] Fig. 3 It is the left view structure schematic view of the utility model.

[0024] Mark explanation: 1-isolation box;2-rubber lining;3-movable valve;4-flushing pipeline;5-gear set;6-guide rail;7-chute;8-collecting appliance. DETAILED DESCRIPTION

[0025] In order to make the utility model's invention purpose, technical scheme and beneficial effect more clear, the technical scheme in the utility model embodiment will be clearly and completely described below in conjunction with the drawings in the utility model embodiment, obviously, the described embodiment is only a part of the utility model embodiment, not all the embodiment.

[0026] EMBODIMENT

[0027] As Figs. 1 to 3 Shown, a ball mill steel ball isolation recovery device, including isolation device, transmission device and recovery device;

[0028] Isolation device includes isolation box 1 and movable valve 3 set on isolation box 1, isolation box 1 is set below ball mill ore discharge port;

[0029] Transmission device is connected with isolation device, and transmission device is used to drive isolation device to the upper side of recovery device;

[0030] Recovery device includes chute 7 for conveying steel ball and collecting appliance 8 for collecting steel ball, and chute 7 extends to the upper side of collecting appliance 8.

[0031] In the utility model, the steel ball discharged by ball mill ore discharge port is isolated in isolation box 1 by isolation device, avoids steel ball into pool bottom or conveying to next process, and isolation box 1 is transported to the upper side of collecting device by transmission device, so that steel ball slides to collecting appliance 8 along chute 7 of collecting device and is collected, avoids the situation that the operator needs to enter the grinding product slurry pool to realize the recovery of steel ball, avoids the situation that the operator is more troublesome when patrolling or repairing process, solves the problems of unstable production, difficult control of index, serious wear of conveying pump impeller and short service life of conveying pump caused by steel ball.

[0032] The movable valve 3 is made of stainless steel.

[0033] Further, the air supply pipeline can be arranged in the isolation box 1, and the steel ball is moved to the movable valve 3 by the air supply pipeline.

[0034] In some embodiments of the present application, the bottom of the isolation box 1 is provided with a rubber lining plate 2.

[0035] When the steel ball falls into the isolation box 1 from the discharge port of the ball mill, the rubber lining plate 2 can provide a buffer for the steel ball to prevent the steel ball from bouncing out of the isolation box 1.

[0036] As a specific embodiment of the present embodiment, the size of the rubber lining plate 2 is 200mm*100mm, and the thickness is 60mm.

[0037] As a first specific embodiment of the present embodiment, the size of the isolation box 1 is 2000mm*1000mm, the height is 1000mm, and the grid size is 9mm*9mm.

[0038] In some embodiments of the present application, the movable valve 3 is arranged on one side of the isolation box 1, and the position of the movable valve 3 is in front of the discharge port of the ball mill.

[0039] In some embodiments of the present application, the transmission device includes a driving device, a guide rail 6 and a gear set 5.

[0040] Further, the transmission device is equipped with a remote control component, the remote control component remotely controls the driving component to drive the rotation of the transmission gear, and the automation of the utility model is improved.

[0041] In some embodiments of the utility model, the chute 7 is a rectangular chute 7, and the collecting device 8 is a collecting barrel or a collecting box, so that the steel balls can not fall off from the chute 7 during rolling. Preferably, the rectangular chute 7 is made of stainless steel.

[0042] As a specific embodiment of the utility model, the collecting device 8 is a stainless steel barrel.

[0043] Further, the size of the rectangular chute 7 is 2000mm*200mm, and the height is 200mm, which meets the demand of the ball output. The size of the stainless steel barrel is 500mm in diameter and 780mm in height. In the utility model, the stainless steel barrel is made of stainless steel, which is not easy to deform due to its high hardness, resistant to high temperature, not affected by airflow temperature, and has a long service life.

[0044] As the first embodiment of the utility model, the chute 7 extends above the collecting device 8 so that the steel balls fall into the collecting device 8.

[0045] As the second embodiment of the utility model, the chute 7 is connected with the collecting device 8. As a specific embodiment of the embodiment, the rectangular chute 7 is connected with the stainless steel barrel through a hole in the wall, the hole is a cube with a size of 3000mm*300mm, and the vertical distance between the center point of the hole and the ground is 950mm.

[0046] As another specific embodiment of the utility model, the size of the rectangular chute 7 is 2000mm*200mm, and the height is 200mm. The rectangular chute 7 is designed to be placed obliquely, and the horizontal line of the ground is inclined by 15°.

[0047] In some embodiments of the utility model, the isolation box 1 is a six-sided grid box without a cover at the top, which can facilitate the placement of the isolation box 1 below the discharge port of the ball mill, so that the steel balls enter the isolation box 1, and the steel balls are also prevented from falling off from the side of the isolation box 1.

[0048] Further, the isolation box 1 is made of stainless steel, which is not easy to be affected by the on-site environment during use and has a long service life.

[0049] In detail, as a specific embodiment of the utility model, the collecting device is provided with a rectangular chute 7 and a stainless steel barrel, the rectangular chute 7 and the stainless steel barrel are connected through a wall rectangular hole, the top point of the isolation box 1 is connected with the connecting gear of the gear set 5 and the guide rail 6 through a steel rope, one end of the transmission gear of the gear set 5 is connected with the guide rail 6, and the other end is connected with the connecting gear, and the rubber lining plate 2 is installed at the bottom center position of the isolation box 1.

[0050] In the utility model, the flushing pipeline 4 is connected to one side of the isolation box 1, when there is ore pulp deposited in the isolation box 1 or the lining plate, the ore pulp is flushed clean by opening the flushing pipeline switch, and the problem that the grid of the isolation box 1 is blocked and the ore pulp is difficult to discharge due to the deposition of the ore pulp is solved.

[0051] As a specific embodiment of the utility model, the flushing pipeline 4 is made of PVC material, has the advantages of corrosion resistance, aging resistance, difficulty in being corroded by acid and alkali, low cost, long service life and the like. The flushing pipeline 4 has a size of 40mm in diameter and 5000mm in length. In the utility model, the flushing pipeline 4 meets the inner diameter requirement of the flushing pipeline 4.

[0052] In the utility model, the isolation box 1 of the isolation device is arranged below the ore discharge port of the ball mill, when the steel balls are discharged, the steel balls are isolated by the isolation box 1, the steel balls are prevented from entering the bottom of the pool or being conveyed to the next process, the operator operates the transmission device remote controller to give an instruction to the transmission gear, then moves the box body above the rectangular chute 7 of the collecting device, opens the movable valve 3, and then guides the steel balls out to the rectangular chute 7, since the rectangular chute 7 is designed to have a certain slope, the steel balls slide along the slope to the stainless steel barrel and are collected, the production stability is ensured, the problems that the production is unstable, the indexes are difficult to control, the impeller of the conveying pump is seriously worn and the service life of the conveying pump is short due to the extrusion of the steel balls are solved.

[0053] Based on the embodiments of the utility model, all other embodiments obtained by the person skilled in the art without creative labor belong to the protection scope of the utility model.

Claims

1. A ball mill steel ball isolation and recovery device, characterized in that, The device comprises an isolating device, a transmission device and a recycling device. The isolating device comprises an isolating box and a movable valve arranged on the isolating box, and the isolating box is arranged below the discharge port of the ball mill. The transmission device is connected with the isolating device, and the transmission device is used to drive the isolating device to the upper part of the recycling device. The recycling device comprises a chute for conveying the steel balls and a collecting device for collecting the steel balls.

2. The ball mill steel ball isolation and recovery device of claim 1, wherein, The bottom of the isolating box is provided with a rubber lining plate.

3. The ball mill steel ball isolation and recovery device of claim 2, wherein, The rubber lining plate is installed at the center of the bottom of the isolating box.

4. The ball mill steel ball isolation and recovery device of claim 1, wherein, The movable valve is arranged on one side of the isolating box, and the position of the movable valve is in front of the discharge port of the ball mill.

5. The ball mill steel ball isolation and recovery device of claim 1, wherein, The transmission device comprises a driving device, a guide rail, a transmission gear and a connecting gear. The isolating box is connected with the connecting gear through a steel rope, the connecting gear is engaged with the transmission gear, and the transmission gear is moved on the guide rail through the driving device.

6. The ball mill steel ball isolation and recovery device of claim 5, wherein, The transmission device is provided with a remote control part, and the remote control part remotely controls the driving device to drive the rotation of the transmission gear.

7. The ball mill steel ball isolation and recovery device of claim 1, wherein, The chute is a rectangular chute, and the collecting device is a collecting barrel or a collecting box.

8. The ball mill steel ball isolation and recovery device of claim 7, wherein, The rectangular chute is made of stainless steel material.

9. The ball mill steel ball isolation and recovery device of claim 1, wherein, The isolating box is a hexahedral grid box without cover at the upper part.

10. The ball mill steel ball isolation and recovery device of claim 1 or 9, wherein, The isolating box is made of stainless steel material.

Images