Feeding device of wear-resistant ball mill

Abstract

The utility model discloses a wear-resistant ball mill feeding device, which relates to the technical field of ball mills, and comprises a feeding buffer box body, a stepped lining plate and a magnetic lining plate, the feeding buffer box body comprises a ball feeding port, an ore inlet and an ore outlet, the ball feeding port is arranged at the top of the feeding buffer box body, and ball mill medium steel balls are fed into the ball feeding port; the ore inlet is formed in one side of the ore feeding buffer box body, ore pulp is added into the ore inlet, the ore outlet is formed in the bottom of the ore feeding buffer box body, and the ore outlet communicates with the ball mill so that the ball mill medium steel balls and the ore pulp entering the ore feeding buffer box body can be input into the ball mill; the stepped lining plate is fixedly connected to the bottom of the ore feeding buffer box body and located below the ball adding opening. The magnetic lining plate is detachably and fixedly connected into the ore feeding buffer box body and located on the opposite side of the ore inlet, the structure is simple, use is convenient, the ball mill buffer box body is effectively protected, the operation rate of a ball mill is effectively improved, and the maintenance labor intensity is effectively reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of ball mills, in particular to a wear-resistant feeding device for a ball mill. Background Art

[0002] When the feeding buffer box of the ball mill receives materials, sand deposits and steel balls, the periphery of the funnel is severely worn, especially the bottom plate and the side plate on the side of the sand deposit feeding. At present, the method adopted is to inlay a layer of lining plate in the buffer box. Although it plays a certain role, the lining plate is still easily worn through. Once it is worn through, it is necessary to stop the machine for maintenance, which affects the operation efficiency of the ball mill. The wear and replacement of the lining plate are relatively frequent, correspondingly increasing the maintenance workload. Content of the Utility Model

[0003] The purpose of the utility model is to provide a wear-resistant feeding device for a ball mill to solve the problems existing in the above-mentioned prior art, which has a simple structure, is convenient to use, effectively protects the body of the ball mill buffer box, effectively improves the operation rate of the ball mill, and effectively reduces the labor intensity of maintenance.

[0004] To achieve the above purpose, the utility model provides the following scheme:

[0005] The utility model provides a wear-resistant feeding device for a ball mill, which comprises: a feeding buffer box body, a stepped lining plate and a magnetic lining plate. The feeding buffer box body includes a ball adding port, a mineral feeding port and a mineral discharging port. The ball adding port is arranged at the top of the feeding buffer box body and is used for adding the medium steel balls of the ball mill. The mineral feeding port is arranged on one side of the feeding buffer box body and is used for adding pulp. The mineral discharging port is arranged at the bottom of the feeding buffer box body and is used for communicating with the ball mill to input the medium steel balls and the pulp of the ball mill entering the feeding buffer box body into the ball mill. The stepped lining plate is fixedly connected to the bottom of the feeding buffer box body and is located below the ball adding port. The magnetic lining plate is detachably fixedly connected inside the feeding buffer box body and is located on the opposite side of the mineral feeding port.

[0006] Preferably, the feeding buffer box body is made of 12-16 mm steel plate, and the inner side wall of the feeding buffer box body is detachably fixedly connected with a 20 mm lining plate inlaid. Both the magnetic lining plate and the stepped lining plate are arranged on the side of the lining plate away from the inner side wall of the feeding buffer box body.

[0007] Preferably, the magnetic lining plate includes magnetic blocks and a casting plate. The magnetic blocks and the casting plate are fixedly connected. The magnetic blocks are used for detachably fixedly connecting with the lining plate.

[0008] Preferably, the stepped lining plate includes a plurality of angle irons arranged in a stepped shape, and the top side plate of the angle iron is a plane.

[0009] Preferably, the width of the top side plate of the angle iron is 50 mm, and the width of the other side plate is 70 mm.

[0010] Preferably, it further includes a cover plate which is detachably and fixedly connected to the top of the ore feeding buffer box body, and the ball adding port is arranged on the cover plate.

[0011] Preferably, it further includes a plurality of method flanges and a plurality of bolts, and the cover plate is connected to the ore feeding buffer box body through the method flanges and the bolts.

[0012] The utility model has achieved the following technical effects compared with the prior art:

[0013] The utility model provides an ore feeding device for a wear-resistant ball mill. By arranging a stepped lining plate at the bottom of the ore feeding buffer box body, the medium steel balls of the ball mill fall onto the stepped lining plate when entering the ore feeding buffer box body from the ball adding port. The ore pulp enters the ore feeding buffer box body through the ore inlet, impacts the side magnetic lining plate and enters the ball mill through the ore outlet. The magnetic lining plate is attached with magnetic minerals in the ore pulp on the outer side through magnetic attraction, playing a protective role, being more wear-resistant and impact-resistant, having a simple structure, being convenient to use, effectively protecting the ore feeding buffer box body of the ball mill, effectively improving the operation rate of the ball mill, and effectively reducing the maintenance labor intensity. Description of the Drawings

[0014] In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the drawings required to be used in the embodiments. Obviously, the drawings in the following description are only some embodiments of the present invention. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without creative efforts.

[0015] Figure 1 It is the front view cross-sectional view of the ore feeding device for a wear-resistant ball mill provided by the present invention;

[0016] Figure 2 It is the top view cross-sectional view of the ore feeding device for a wear-resistant ball mill provided by the present invention;

[0017] In the figure: 1. Ore feeding buffer box body; 2. Ball adding port; 3. Cover plate; 4. Bolt; 5. Lining plate; 6. Ore inlet; 7. Ore outlet; 8. Stepped lining plate; 9. Magnetic lining plate; 10. Method flange. Detailed Embodiments

[0018] The following will clearly and completely describe the technical solutions in the embodiments of the present invention in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

[0019] The purpose of the present invention is to provide a feeding device for a wear-resistant ball mill to solve the problems existing in the above-mentioned prior art. It has a simple structure, is easy to use, effectively protects the buffer box body of the ball mill, effectively improves the operation rate of the ball mill, and effectively reduces the maintenance labor intensity.

[0020] In order to make the above objects, features, and advantages of the present invention more obvious and understandable, the present invention will be further described in detail below in conjunction with the accompanying drawings and specific embodiments.

[0021] The present invention provides a feeding device for a wear-resistant ball mill, as Figures 1-2 shown, including: a feeding buffer box body 1, a stepped lining plate 8, and a magnetic lining plate 9. The feeding buffer box body 1 includes a ball adding port 2, a mineral feeding port 6, and a mineral discharging port 7. The ball adding port 2 is arranged at the top of the feeding buffer box body 1, and the ball adding port 2 is used for adding ball mill medium steel balls. The mineral feeding port 6 is arranged on one side of the feeding buffer box body 1, and the mineral feeding port 6 is used for adding pulp. The mineral discharging port 7 is arranged at the bottom of the feeding buffer box body 1, and the mineral discharging port 7 is used to communicate with the ball mill to input the ball mill medium steel balls and pulp entering the feeding buffer box body 1 into the ball mill. The stepped lining plate 8 is fixedly connected to the bottom of the feeding buffer box body 1 and is located below the ball adding port 2. The magnetic lining plate 9 is detachably fixedly connected inside the feeding buffer box body 1 and is located on the opposite side of the mineral feeding port 6. By arranging the stepped lining plate 8 at the bottom of the feeding buffer box body 1, the ball mill medium steel balls enter the feeding buffer box body 1 from the ball adding port 2 and will fall onto the stepped lining plate 8. The pulp enters the feeding buffer box body 1 through the mineral feeding port 6, impacts the side magnetic lining plate 9, and enters the ball mill through the mineral discharging port 7. The magnetic lining plate 9 has magnetic minerals in the pulp attached to the outside through magnetic attraction, playing a protective role, being more wear-resistant and impact-resistant, having a simple structure, being easy to use, effectively protecting the buffer box body of the ball mill, effectively improving the operation rate of the ball mill, and effectively reducing the maintenance labor intensity.

[0022] In a preferred embodiment, the feeding buffer box body 1 is made of 12 - 16 mm steel plate, and the inner side wall of the feeding buffer box body 1 is detachably fixedly connected with a 20 mm lining plate 5 inlaid. Both the magnetic lining plate 9 and the stepped lining plate 8 are arranged on the side of the lining plate 5 away from the inner side wall of the feeding buffer box body 1, with a simple structure.

[0023] In a preferred embodiment, the magnetic liner 9 includes magnetic blocks and a casting plate, the magnetic blocks and the casting plate are fixedly connected, and the magnetic blocks are used for detachably fixing connection with the liner 5.

[0024] In a preferred embodiment, the stepped liner 8 includes a plurality of angle irons arranged in a stepped shape, and the top side plate of the angle iron is a plane.

[0025] In a preferred embodiment, the width of the top side plate of the angle iron is 50 mm, and the width of the other side plate is 70 mm, with a simple structure and convenient material selection.

[0026] In a preferred embodiment, it further includes a cover plate 3, the cover plate 3 is detachably fixedly connected to the top of the ore feeding buffer box body 1, the ball adding port 2 is arranged on the cover plate 3, and the cover plate 3 is made of 6 - 8 mm steel plate to prevent the ore pulp from splashing out.

[0027] In a preferred embodiment, it further includes a plurality of method flanges 10 and a plurality of bolts 4. The cover plate 3 is connected to the ore feeding buffer box body 1 through the respective method flanges 10 and bolts 4. When the equipment is under maintenance, loosen the bolts 4 of the cover plate 3 on the method flanges 10, open the buffer box cover plate 3, and personnel enter the buffer box for inspection. If it is found that the magnetic liner 9 is worn to the limit, it can be replaced.

[0028] Usage process: When adding balls to the ball mill, steel balls are added through the ball adding port 2. The steel balls fall onto the stepped liner 8 and enter the ball mill through the ore discharging port 7. The ore pulp enters the feeding box through the ore feeding port 6, impacts the side magnetic liner 9 and enters the ball mill through the ore discharging port 7. Magnetic minerals adhere to the outside of the magnetic liner 9, playing a protective role and being more wear - resistant and impact - resistant. When the equipment is under maintenance, loosen the bolts 4 of the cover plate 3 on the method flanges 10, open the buffer box cover plate 3, and personnel enter the buffer box for inspection. If it is found that the magnetic liner 9 is worn to the limit, it can be replaced. Currently, the service life of the magnetic liner 9 of this device is 2 years, and the overall service life is more than ten years.

[0029] In the present utility model, specific examples are used to elaborate on the principle and implementation manner of the present utility model. The description of the above embodiments is only used to help understand the method and its core idea of the present utility model; at the same time, for those of ordinary skill in the art, based on the idea of the present utility model, there will be changes in the specific implementation manner and application scope. In summary, the content of this specification should not be construed as a limitation to the present utility model.

Claims

1. A feeding device for a wear-resistant ball mill, characterized in that: Comprising: The ore-feeding buffer box body, the ore-feeding buffer box body includes a ball-adding port, an ore inlet and an ore outlet. The ball-adding port is arranged at the top of the ore-feeding buffer box body, and the ball-adding port is used for adding medium steel balls for the ball mill. The ore inlet is arranged on one side of the ore-feeding buffer box body, and the ore inlet is used for adding pulp. The ore outlet is arranged at the bottom of the ore-feeding buffer box body, and the ore outlet is used to communicate with the ball mill to input the medium steel balls and the pulp entering the ore-feeding buffer box body into the ball mill; The stepped lining plate, the stepped lining plate is fixedly connected to the bottom of the ore-feeding buffer box body and is located below the ball-adding port; And The magnetic lining plate, the magnetic lining plate is detachably fixedly connected inside the ore-feeding buffer box body and is located on the opposite side of the ore inlet.

2. The ore feeding device of the wear-resistant ball mill according to claim 1, characterized in that: The ore-feeding buffer box body is made of 12-16 mm steel plate, and the inner side wall of the ore-feeding buffer box body is detachably fixedly connected with a 20 mm lining plate inlaid. The magnetic lining plate and the stepped lining plate are both arranged on the side of the lining plate away from the inner side wall of the ore-feeding buffer box body.

3. The ore feeding device of the wear-resistant ball mill according to claim 2, characterized in that: The magnetic lining plate includes a magnetic block and a casting plate, the magnetic block and the casting plate are fixedly connected, and the magnetic block is used for detachably fixedly connecting with the lining plate.

4. The ore feeding device of the wear-resistant ball mill according to claim 3, characterized in that: The stepped lining plate includes a plurality of angle irons arranged in a stepped shape, and the top side plate of the angle iron is a plane.

5. The ore feeding device of the wear-resistant ball mill according to claim 4, characterized in that: The width of the top side plate of the angle iron is 50 mm, and the width of the other side plate is 70 mm.

6. The ore feeding device of the wear-resistant ball mill according to claim 1, characterized in that: It further includes a cover plate, the cover plate is detachably fixedly connected to the top of the ore-feeding buffer box body, and the ball-adding port is arranged on the cover plate.

7. The ore feeding device of the wear-resistant ball mill according to claim 6, characterized in that: It further includes a plurality of method flanges and a plurality of bolts, and the cover plate is connected to the ore-feeding buffer box body through the method flanges and the bolts.

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