CN209772277U

CN209772277U - Ball mill

Info

Publication number: CN209772277U
Application number: CN201920158226.2U
Authority: CN
Inventors: 丁文涛
Original assignee: Qingdao Joy Graphite Co Ltd
Current assignee: Qingdao Joy Graphite Co Ltd
Priority date: 2019-01-29
Filing date: 2019-01-29
Publication date: 2019-12-13
Anticipated expiration: 2029-01-29

Abstract

The utility model discloses a ball mill, belonging to a material re-crushing device; the technical scheme is characterized by comprising a bottom plate, a crushing bin and a feeding hopper, wherein the crushing bin and the feeding hopper are arranged on the bottom plate; an annular groove is formed in the side wall of one end of the crushing bin, the cross section of the groove is C-shaped, an annular plate is arranged in the groove and does not rotate along with the crushing bin, and a plurality of feeding holes are formed in the bottom surface of the groove; one end of the material guide pipe, which is far away from the feeding hopper, is fixedly connected with the annular plate; the bottom plate is provided with a driving component capable of driving the crushing bin to rotate; the crushing bin is also fixedly connected with a discharging barrel for discharging. The utility model provides an in the ball mill working process, the dust leads to the fact the problem of pollution from the feed inlet departure easily, has reached the purpose that prevents the dust departure, environmental protection.

Description

Ball mill

Technical Field

the utility model relates to a pure equipment of material refacing, more specifically the theory that says so, it relates to a ball mill.

Background

The ball mill is the key equipment for crushing the materials after the materials are crushed. This type of mill is provided with a number of steel balls as grinding media in the barrel. It is widely used in the production industries of cement, silicate products, novel building materials, refractory materials, chemical fertilizers, black and non-ferrous metal ore dressing, glass ceramics and the like, and is used for dry or wet grinding of various ores and other grindable materials.

The invention can refer to the Chinese patent with application publication No. CN103372482A, which discloses a ball mill, comprising a frame arranged on a cement foundation, wherein the frame is formed by combining an upper trapezoidal frame and a lower two support legs, a speed reducer is arranged in the space inside the frame, and the speed reducer is arranged and respectively welded with the inner sides of the two support legs; the motor mounting plate is connected with the left support leg in a welding mode and is positioned on the same straight line with the speed reducer mounting plate, and the speed reducer and the motor are mounted on the speed reducer mounting plate and the motor mounting plate respectively.

At present, a feeding hole of a common ball mill is generally exposed outside and is not covered, so that dust generated in the working process of the ball mill is easy to fly out from the feeding hole, and the environment is polluted.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a ball mill, its cooperation through the annular plate can shelter from the feed inlet, has realized preventing the dust departure, and the environmental protection just can not lead to the fact the purpose of influence to the material loading.

In order to achieve the above purpose, the utility model provides a following technical scheme: a ball mill comprises a bottom plate, a crushing bin and a feeding hopper, wherein the crushing bin and the feeding hopper are arranged on the bottom plate;

an annular groove is formed in the side wall of one end of the crushing bin, the cross section of the groove is C-shaped, an annular plate is arranged in the groove and does not rotate along with the crushing bin, and a plurality of feeding holes are formed in the bottom surface of the groove;

one end of the material guide pipe, which is far away from the feeding hopper, is fixedly connected with the annular plate; the bottom plate is provided with a driving component capable of driving the crushing bin to rotate; the crushing bin is also fixedly connected with a discharging barrel for discharging.

Through adopting above-mentioned technical scheme, the annular slab can not rotate, smash the storehouse and rotate, equal the annular slab at the recess internal rotation, the bottom surface at the recess is seted up to the feed inlet, then the annular slab can shelter from the feed inlet, make the dust can not follow feed inlet department departure, thereby can not lead to the fact the influence to the environment, the passage and the annular slab fixed connection of feeding hopper, then when feed inlet and passage coincide, the material can get into and smash the storehouse, can make the material batch get into smash the storehouse in, thereby can improve kibbling effect and quality.

The utility model discloses further set up to: the side wall of the annular plate close to the support frame is fixedly connected with a fixing rod, and the fixing rod and one end far away from the annular plate are fixedly connected with the support frame.

Through adopting above-mentioned technical scheme, the dead lever can make annular plate and support frame link together, then at crushing storehouse pivoted in-process, the annular plate can be more stable, can not take place along with crushing storehouse pivoted phenomenon.

The utility model discloses further set up to: a filter screen is fixedly connected to the joint of the feeding barrel and the crushing bin;

A gate is arranged below the filter screen.

Through adopting above-mentioned technical scheme, the filter screen can prevent to smash the steel ball in the storehouse and get into down the feed cylinder in, avoids the steel ball to flow out and smashes the storehouse, and can not obstruct the passing through of material, and the gate can prevent when unloading, and the material gets into down the feed cylinder, causes the influence to the smashing of material.

The utility model discloses further set up to: the bottom plate is provided with a material receiving box capable of containing materials, and the upper surface of the material receiving box is provided with a rectangular hole for the materials to enter.

Through adopting above-mentioned technical scheme, connect the workbin to accept the material of smashing the completion, connect the lower extreme of rectangular hole and feed cylinder on the workbin to align, can accomplish the process of unloading in smashing the storehouse fast.

the utility model discloses further set up to: the dust-proof bag is fixedly connected with the rectangular hole, and the bag opening of the dust-proof bag can be sleeved on the material receiving barrel.

Through adopting above-mentioned technical scheme, the dust bag can make and connect workbin and feed cylinder to link together, can prevent the unloading in-process, and the dust flies upward everywhere, and then can handle the dust that produces in the unloading process, avoids causing the pollution to the environment.

The utility model discloses further set up to: the bag mouth of the dust-proof bag is sleeved with a rubber ring which can fix the dust-proof bag on the lower charging barrel.

Through adopting above-mentioned technical scheme, the rubber ring has elasticity and can make dust bag and feed cylinder be connected inseparabler, avoids the dust to fly out from the junction of dust bag and feed cylinder, and the rubber ring is fixed, makes things convenient for the connection and the dismantlement of dust bag.

The utility model discloses further set up to: the bottom of the material receiving box is fixedly provided with a roller, and the bottom plate is provided with a chute for the roller to roll.

Through adopting above-mentioned technical scheme, the gyro wheel can make the removal that connects the workbin more convenient, and then conveniently connect taking out and installing of workbin, the spout can inject the motion that connects the workbin, makes to connect the workbin can not move to arbitrary direction, connects the workbin can be faster move to the below of feed cylinder.

The utility model discloses further set up to: the side walls of the periphery of the material receiving box are fixedly connected with fixing plates, bolts are inserted into the fixing plates, and the bolts are in threaded connection with the surface of the base plate.

Through adopting above-mentioned technical scheme, the fixed plate is fixed on the bottom plate by the bolt, can make the stable fixing of material receiving box on the bottom plate, can not take place to remove, and then makes the material of accepting that the material receiving box can be better.

To sum up, the utility model discloses compare and have following beneficial effect in prior art:

1. Be connected with the passage on the feeder hopper, passage and annular slab fixed connection smash and offer on the storehouse and supply annular slab pivoted recess, and the cross section of recess is the C type, has seted up the feed inlet on the bottom surface of recess, and the annular slab can shelter from the feed inlet, and only feed inlet and passage coincidence can feed, so can prevent the departure of dust, still can not obstruct the entering of material.

2. The bottom plate is provided with the material receiving box which is connected with the discharging barrel through the dust-proof bag, so that the flying-out of dust can be prevented in the discharging process, and the environmental pollution is avoided.

Drawings

FIG. 1 is a block diagram of an embodiment;

FIG. 2 is a view showing the structure of a feed port in the embodiment;

FIG. 3 is a partial cross-sectional view of a highlighted filter screen in an embodiment;

Fig. 4 is an enlarged view of a portion a in fig. 3.

in the figure: 1. a base plate; 11. a chute; 2. a crushing bin; 21. a horizontal axis; 22. a groove; 221. a feed inlet; 23. an annular plate; 231. fixing the rod; 24. feeding the material barrel; 241. a filter screen; 242. a gate; 3. feeding a hopper; 31. a support pillar; 32. a material guide pipe; 33. mounting grooves; 34. a cover plate; 4. a drive assembly; 41. a support frame; 42. a supporting seat; 43. a speed reducer; 44. a motor; 5. a material receiving box; 51. a rectangular hole; 52. a dust bag; 53. a rubber ring; 54. a roller; 55. a fixing plate; 56. and (4) bolts.

Detailed Description

the present invention will be described in further detail with reference to the accompanying drawings. In which like parts are designated by like reference numerals. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "bottom" and "top," "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

Example (b): a ball mill is shown in figure 1, which comprises a bottom plate 1, a crushing bin 2 arranged on the bottom plate 1 and a feeding hopper 3; the bottom plate 1 is also provided with a driving component 4 which can drive the crushing bin 2 to rotate; the convenient material loading that carries on smashing storehouse 2 of feeding hopper 3, drive assembly 4 can drive and smash 2 rotations in the storehouse, smashes 2 interior being equipped with of storehouse and is used for carrying out the steel ball of regrinding to the material, smashes 2 interior material of packing into in the storehouse after, takes place to rotate, and the steel ball is at smashing 2 internal motion in the storehouse, smashes the material.

As shown in fig. 1, the driving assembly 4 includes support frames 41 disposed at two ends of the crushing bin 2 and a support base 42 disposed at an outer side of one of the support frames 41, the support frames 41 and the support base 42 are both fixed on the bottom plate 1, two ends of the crushing bin 2 are both fixedly connected with the cross shaft 21, one end of the cross shaft 21 away from the crushing bin 2 is rotatably connected with the support frame 41, so that the cross shaft 21 can rotate along its own axis, and further the crushing bin 2 can rotate; the support seat 42 is fixedly connected with a speed reducer 43 and a motor 44; the output shaft of motor 44 and the input shaft fixed connection of speed reducer 43, the output shaft of speed reducer 43 and cross axle 21 fixed connection, so motor 44 can drive cross axle 21 and rotate, and then drive crushing storehouse 2 and rotate, speed reducer 43 can reduce the rotational speed that motor 44 transmitted to crushing storehouse 2 on the prerequisite of not changing motor 44 moment of torsion, make crushing storehouse 2 can not pivoted too fast, reduce the centrifugal force that produces in the rotation process of crushing storehouse 2, make inside steel ball of crushing storehouse 2 and material can not be under the effect of centrifugal force close laminating on the lateral wall of crushing storehouse 2 motionless, make the inside steel ball of crushing storehouse 2 can normally smash the material.

As shown in fig. 2 and 3, an annular groove 22 is formed in one end of the crushing bin 2, which is away from the motor 44, the cross section of the groove 22 is C-shaped, the annular plate 23 is arranged in the groove 22, a fixing rod 231 is fixedly connected to the side wall of the annular plate 23, which is away from the crushing bin 2, one end of the fixing rod 231, which is away from the annular plate 23, is fixedly connected with the support frame 41, so that the annular plate 23 cannot rotate along with the crushing bin 2.

As shown in fig. 2 and 3, a plurality of feed inlets 221 are formed in the bottom surface of the groove 22, the annular plate 23 can shield the feed inlets 221, a plurality of support columns 31 are fixedly connected to the lower surface of the feeding hopper 3, and the lower ends of the support columns 31 are fixed on the bottom plate 1; the lower end of the feeding hopper 3 is fixedly connected with a material guide pipe 32, and one end of the material guide pipe 32 far away from the feeding hopper 3 is fixedly connected with the annular plate 23; then, in the process of rotation of the crushing bin 2, the feed inlet 221 and the joint of the material guide pipe 32 and the annular plate 23 are overlapped, at this time, the material can flow into the crushing bin 2 from the material guide pipe 32, when the feed inlet 221 is not overlapped with the material guide pipe 32, the feed inlet 221 can be blocked by the annular plate 23 to prevent the material in the crushing bin 2 from flowing out from the feed inlet 221, and meanwhile, the dust generated in the working process can be prevented from flowing out from the feed inlet 221.

As shown in fig. 2 and 3, the upper end of the feeding hopper 3 is further provided with a mounting groove 33, a cover plate 34 can be placed in the mounting groove 33, the cover plate 34 seals the feeding hopper 3, and after the feeding of the feeding hopper 3 is completed, the cover plate 34 seals the feeding hopper 3, so that dust is prevented from flying out of the feeding hopper 3, and the environment is prevented from being polluted.

as shown in fig. 3 and 4, the crushing bin 2 is also fixedly connected with a discharging barrel 24; the bottom plate 1 is provided with a material receiving box 5, the upper surface of the material receiving box 5 is provided with a rectangular hole 51, a dust-proof bag 52 is fixedly connected to the rectangular hole 51, the opening of the dust-proof bag 52 can be sleeved on the lower charging barrel 24, the upper end of the dust-proof bag 52 is sleeved with a rubber ring 53, and the rubber ring 53 has elasticity and is smaller in diameter than the lower charging barrel 24; after the dust bag 52 is sleeved on the lower charging barrel 24, the rubber ring 53 is also sleeved on the lower charging barrel 24, and the rubber ring 53 is tightened, so that the lower charging barrel 24 and the dust bag 52 can be stably connected together; during discharging, the materials in the crushing bin 2 flow along the discharging barrel 24 and flow into the material receiving box 5 from the dust-proof bag 52, a large amount of dust is generated in the discharging process, and the dust-proof bag 52 can prevent the dust from splashing everywhere, so that the influence on the environment is avoided; the rubber ring 53 can enable the dust-proof bag 52 and the lower feed cylinder 24 to be connected better, prevent dust from flying out, and facilitate the disassembly between the dust-proof bag 52 and the lower feed cylinder 24.

As shown in fig. 3 and 4, the lower surface of the material receiving box 5 is fixedly provided with a roller 54, and the bottom plate 1 is provided with a chute 11 for the roller 54 to slide; the roller 54 is convenient for taking out and mounting the material receiving box 5; the chute 11 can limit the movement of the material receiving box 5, so that the material receiving box 5 can accurately move to the material discharging barrel 24, and the connection between the material discharging barrel 24 and the dust-proof bag 52 is facilitated.

As shown in fig. 3 and 4, fixing plates 55 are fixedly connected to two sides of the material receiving box 5, a plurality of bolts 56 are inserted into the fixing plates 55, and the lower ends of the bolts 56 penetrate through the fixing plates 55 and are in threaded connection with the base plate 1, so that the material receiving box 5 can be fixed on the base plate 1, and the material receiving box 5 is prevented from automatically sliding.

as shown in fig. 3 and 4, a filter screen 241 is fixedly connected to the connection between the lower charging barrel 24 and the crushing bin 2, and the filter screen 241 can prevent the steel balls in the crushing bin 2 from flowing out along the lower charging barrel 24 and not blocking the passing of the materials; a gate 242 is provided below the filter screen 241, and the gate 242 can seal the lower cylinder 24 when the crushing bin 2 rotates, so as to prevent the material from flowing out of the lower cylinder 24.

The specific use mode is as follows: firstly, the crushing bin 2 is checked, the gate 242 is confirmed to be in a closed state, the dust-proof bag 52 is not connected with the lower feed cylinder 24, the situation that materials flow out of the lower feed cylinder 24 in the working process is avoided, and the lower feed cylinder 24 rotates along with the crushing bin 2 in the working state, so that the dust-proof bag 52 and the lower feed cylinder 24 are in a separated state in the working process; after the detection confirms that the materials are correct, the driving assembly 4 is started, then the cover plate 34 of the feeding hopper 3 is opened, the materials are loaded into the feeding hopper 3, the cover plate 34 is closed after the materials are loaded, and in the rotating process of the crushing bin 2, the feeding hole 221 is overlapped with the material guide pipe 32 in a clearance mode, so that the materials enter the crushing bin 2 in batches, and the crushing quality and the crushing speed can be improved; when the feed inlet 221 and the material guide pipe 32 are not overlapped, the annular plate 23 can shield the feed inlet 221, so that materials and dust are prevented from overflowing at the position where the feed inlet 221 is flushed, and the environment pollution caused by the flying of the dust is avoided.

After the completion of smashing, closed drive assembly 4 will connect dust bag 52 and feed cylinder 24 on the workbin 5 to link together, then open gate 242, make the material flow into dust bag 52 from feed cylinder 24 in, and dust bag 52 can prevent to unload the dust that the in-process produced and fly upward everywhere to avoid causing the pollution to the environment, unload the completion back, make dust bag 52's sack and feed cylinder 24 break away from and tighten up dust bag 52's sack, can accomplish the work of unloading.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. A ball mill characterized in that: comprises a bottom plate (1), a crushing bin (2) arranged on the bottom plate (1) and a feeding hopper (3), wherein the lower end of the feeding hopper (3) is fixedly connected with a material guide pipe (32);

An annular groove (22) is formed in the side wall of one end of the crushing bin (2), the cross section of the groove (22) is C-shaped, an annular plate (23) is arranged in the groove (22), the annular plate (23) does not rotate along with the crushing bin (2), and a plurality of feeding holes (221) are formed in the bottom surface of the groove (22);

One end of the material guide pipe (32) far away from the feeding hopper (3) is fixedly connected with the annular plate (23);

a driving component (4) capable of driving the crushing bin (2) to rotate is arranged on the bottom plate (1); the crushing bin (2) is also fixedly connected with a discharging barrel (24) for discharging.

2. A ball mill according to claim 1, wherein: the side wall of the annular plate (23) close to the support frame (41) is fixedly connected with a fixing rod (231), and the fixing rod (231) and one end far away from the annular plate (23) are fixedly connected with the support frame (41).

3. A ball mill according to claim 1, wherein: a filter screen (241) is fixedly connected to the joint of the feeding barrel (24) and the crushing bin (2);

A gate (242) is arranged below the filter screen (241).

4. a ball mill according to claim 1, wherein: the material receiving box (5) capable of containing materials is arranged on the bottom plate (1), and a rectangular hole (51) allowing materials to enter is formed in the upper surface of the material receiving box (5).

5. A ball mill according to claim 4, wherein: the dust-proof bag (52) is fixedly connected to the rectangular hole (51), and a bag opening of the dust-proof bag (52) can be sleeved on the material receiving barrel.

6. A ball mill according to claim 5, wherein: the bag mouth of the dust-proof bag (52) is sleeved with a rubber ring (53) which can fix the dust-proof bag (52) on the charging barrel (24).

7. A ball mill according to claim 4, wherein: the bottom of the material receiving box (5) is fixedly provided with a roller (54), and the bottom plate (1) is provided with a chute (11) for the roller (54) to roll.

8. A ball mill according to claim 4, wherein: the side walls of the periphery of the material receiving box (5) are fixedly connected with fixing plates (55), bolts (56) are inserted into the fixing plates (55), and the bolts (56) are in threaded connection with the surface of the base plate (1).