CN220699228U

CN220699228U - Grinding ball, grinding mechanism and grinding equipment

Info

Publication number: CN220699228U
Application number: CN202322052589.7U
Authority: CN
Inventors: 周洋; 陆志华; 姬涛; 丁向东; 赵伟华; 米文龙; 陈志刚; 田丰国; 张学宁; 邓宏兴; 杨晓兵
Original assignee: Qingtongxia Aluminum Co ltd Qingtongxia Aluminum Branch
Current assignee: Qingtongxia Aluminum Co ltd Qingtongxia Aluminum Branch
Priority date: 2022-09-30
Filing date: 2023-08-02
Publication date: 2024-04-02
Anticipated expiration: 2033-08-02

Abstract

The application relates to the technical field of material processing equipment, in particular to a grinding ball, a grinding mechanism and grinding equipment, and solves the problem to a certain extent. The grinding ball includes: the grinding ball comprises a grinding ball body, wherein at least one cavity is formed in the grinding ball body, and at least two hanging holes communicated with the cavity are formed in the grinding ball; the edge of the hanging hole is arc-shaped, and the two hanging holes are uniformly distributed on the periphery of the grinding ball body.

Description

Grinding ball, grinding mechanism and grinding equipment

Technical Field

The application relates to the technical field of material processing equipment, in particular to a grinding ball, a grinding mechanism and grinding equipment.

Background

In the anode production process, materials forming the anode are required to be ground and crushed firstly, then uniformly ground and crushed material scraps are melted, and then the anode is gradually manufactured through casting molding.

In the process of grinding and crushing materials by some grinders, the materials are metered by a weighing belt scale, enter the grinder from a discharging chute, are fully dispersed and mixed and fall onto a cover plate, the materials to be ground are pushed to a grinding area with grinding balls for grinding due to the action of centrifugal force, the ground materials are pushed to the periphery of the grinding balls, hot air from a nozzle ring is conveyed to a separator along with the action of centrifugal force and gravity, the materials which do not meet the particle size requirements are separated by the separator, and then return to the grinding area for grinding through a grinding cone, so that the materials meeting the grinding fineness requirements can be discharged out of the grinder through a material pipe inserted into the grinder.

However, since the outer peripheral wall of the grinding ball is gradually worn at a position where it contacts the material to be ground, the grinding ball needs to be replaced, and the grinding ball itself is heavy, and the efficiency of replacing the grinding ball is slow.

Disclosure of Invention

In order to solve the problem that the efficiency of changing the grinding ball is slower, this application provides a grinding ball, grinding mechanism and grinding equipment.

Embodiments of the present application are implemented as follows:

a first aspect of embodiments of the present application provides a grinding ball comprising:

the grinding ball comprises a grinding ball body, wherein at least one cavity is formed in the grinding ball body, and at least two hanging holes communicated with the cavity are formed in the grinding ball;

the edge of the hanging hole is arc-shaped, and the two hanging holes are uniformly distributed on the periphery of the grinding ball body.

In some embodiments, the cavity is provided with one, and the cavity is provided concentrically with the grinding ball body.

In some embodiments, the wall thickness between the outer wall of the grinding ball body and the inner wall of the cavity is uniformly arranged, and the distance between the outer wall of the grinding ball body and the inner wall of the cavity is between 147mm and 153 mm.

In some embodiments, the grinding ball further comprises:

the wear-resisting layer is uniformly distributed on the peripheral wall of the grinding ball body and is fixedly connected with the grinding ball body.

A first aspect of embodiments of the present application provides a grinding mechanism comprising:

a plurality of grinding ball bodies as described in the above technical scheme;

the side wall of the first grinding ring is provided with a first grinding groove for accommodating the grinding ball body, and the cross section shape of the first grinding groove is the same as that of the peripheral wall of the grinding ball;

the second grinding ring is coaxially and oppositely arranged with the first grinding ring, a second grinding groove is formed in the side wall of the second grinding ring, which is close to the first grinding ring, and the second grinding groove has the same structure as the first grinding groove;

the grinding ball bodies can roll along the gaps formed by the first grinding grooves and the second grinding grooves in a surrounding mode.

In some embodiments, the first grinding ring is provided with at least two first lifting holes, and the at least two first lifting holes are uniformly distributed along the circumferential side of the first grinding ring, wherein the first lifting holes are arranged as threaded holes;

the second grinding ring is provided with at least two second lifting holes, and the at least two second lifting holes are uniformly distributed along the periphery of the second grinding ring, wherein the second lifting holes are also provided with threaded holes.

In some embodiments, a first barrier layer is fixedly connected to the first grinding groove, wherein the first barrier layer is uniformly distributed along the inner wall of the first grinding groove;

the second grinding groove inner wall is fixedly connected with a second barrier layer, wherein the second barrier layer is uniformly distributed along the second grinding groove inner wall.

A third aspect of the embodiments of the present application provides a polishing apparatus, including a base and the polishing mechanism described in the foregoing technical solution, where a plane for placing a first polishing ring is formed on an end surface of a top of the base;

the first grinding ring is fixedly connected with the machine base, the side wall of the first grinding groove is positioned at one side far away from the machine base, and the second grinding ring and the first grinding ring are arranged at intervals;

at least three grinding balls are further placed between the first grinding ring and the second grinding ring, the at least three grinding balls are distributed at intervals along the circumferential side of the first grinding ring, and the at least three grinding balls roll along the first grinding groove.

The beneficial effects of the application are that; the cavity is formed in the grinding ball body, so that the weight of the grinding ball body can be reduced, the difficulty in replacing the worn grinding ball is reduced, and the aim of improving the efficiency of replacing the worn grinding ball can be fulfilled; further, the edge of the hanging hole is arc-shaped, so that the probability of cracking of the grinding ball at the hanging hole is reduced, and the service life of the grinding ball is prolonged; further use wire rope to pass the cavity through the hanging hole to conveniently form the hanging point on the grinding ball, make things convenient for operating personnel to change the grinding ball of wearing and tearing through lifting device, further can realize improving the purpose of changing the efficiency of taking place the grinding ball of wearing and tearing.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, a brief description will be given below of the drawings that are needed in the embodiments or the prior art descriptions, it being obvious that the drawings in the following description are some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive effort to a person skilled in the art.

FIG. 1 is a cross-sectional view of a grinding ball according to one embodiment of the present application;

FIG. 2 is a cross-sectional view of a milling apparatus according to another embodiment of the present application;

FIG. 3 is a cross-sectional view of a connection location of a grinding ball and a first grinding ring according to another embodiment of the present application;

FIG. 4 is a cross-sectional view of a connection location of a grinding ball and a second grinding ring according to another embodiment of the present application.

Reference numerals illustrate: 1. a grinding ball body; 11. a cavity; 12. a hanging hole; 13. a wear-resistant layer; 2. a first grind ring; 21. a first grinding groove; 22. a first lifting hole; 23. a first barrier layer; 3. a second grind ring; 31. a second grinding groove; 32. a second lifting hole; 33. a second barrier layer; 4. and a base.

Detailed Description

For purposes of clarity, embodiments and advantages of the present application, the following description will make clear and complete the exemplary embodiments of the present application, with reference to the accompanying drawings in the exemplary embodiments of the present application, it being apparent that the exemplary embodiments described are only some, but not all, of the examples of the present application.

It should be noted that the brief description of the terms in the present application is only for convenience in understanding the embodiments described below, and is not intended to limit the embodiments of the present application. Unless otherwise indicated, these terms should be construed in their ordinary and customary meaning.

The terms "first," second, "" third and the like in the description and in the claims and in the above drawings are used for distinguishing between similar or similar objects or entities and not necessarily for describing a particular sequential or chronological order, unless otherwise indicated. It is to be understood that the terms so used are interchangeable under appropriate circumstances.

The terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a product or apparatus that comprises a list of elements is not necessarily limited to all elements explicitly listed, but may include other elements not expressly listed or inherent to such product or apparatus.

As shown in fig. 1. Fig. 1 is a cross-sectional view of a grinding ball according to an embodiment of the present application.

In some embodiments, the first aspect of the present application provides a grinding ball, which includes a grinding ball body 1, where the grinding ball body 1 is spherical or ellipsoidal, in this embodiment, the grinding ball body 1 is set to be ellipsoidal, at least one cavity 11 is formed inside the grinding ball body 1, and at least one cavity 11 is formed, so that the weight of the grinding ball body 1 is reduced, and further, external force required by an operator when carrying the grinding ball is reduced, and difficulty in replacing worn grinding balls is reduced.

At least two hanging holes 12 are further formed in the outer wall of the grinding ball body 1, the at least two hanging holes 12 are distributed on the periphery of the grinding ball body 1, at least two hanging holes 12 are communicated with the cavity 11, the periphery of the two hanging holes 12 are arc-shaped, and the probability of stress concentration of the outer wall of the grinding ball at the hanging holes 12 can be reduced by arranging the hanging holes 12 into the arc shape.

The cavity 11 is formed in the grinding ball body 1, so that the weight of the grinding ball body 1 can be reduced, and the difficulty of replacing worn grinding balls can be reduced by arranging the cavity 11; further, the edge of the hanging hole 12 is in the arc shape, so that the probability of cracking of the grinding ball at the hanging hole 12 is reduced, and the service life of the grinding ball is prolonged; further use wire rope to pass cavity 11 through hanging hole 12 to conveniently form the hanging point on the grinding ball, make things convenient for operating personnel to change the grinding ball of wearing and tearing through lifting device, further can realize improving the purpose of changing the efficiency of taking place the grinding ball of wearing and tearing.

In some embodiments, in order to reduce the probability of the grinding ball being eccentric during the running process, one cavity 11 is provided, and the cavity 11 is also ellipsoidal, and the cavity 11 and the grinding ball body 1 are concentrically arranged, so that the probability of the grinding ball body 1 deflecting during the running process is reduced, and the probability of the problems of increased running resistance and abnormal noise vibration of the grinding ball is further reduced.

In some embodiments, in order to further ensure the probability of smooth running of the grinding ball, the distance between the outer wall of the grinding ball body 1 and the inner wall of the cavity 11 disclosed in the application is uniformly distributed, and the wall thickness of the grinding ball is between 147mm and 153mm, so that the probability of eccentric rotation of the grinding ball in the running process is reduced, the stability of uniform grinding and crushing of materials by the grinding ball is improved, and the service time of smooth running of the grinding ball is prolonged.

In some embodiments, in order to improve the service life of the grinding ball in the running process, the outer peripheral wall of the grinding ball body 1 is also connected with a uniformly distributed wear-resistant layer 13 in an integrally fixed manner, the wear-resistant layer 13 is made of a metal wear-resistant material, the metal wear-resistant material comprises high manganese steel, wear-resistant chromium cast iron, wear-resistant alloy steel and the like, and the outer surface is processed through a numerical control lathe, so that the probability of uneven thickness of the wear-resistant layer 13 on the outer side of the grinding ball body 1 is reduced.

As shown in fig. 2-4. FIG. 2 is a cross-sectional view of a milling apparatus according to another embodiment of the present application; FIG. 3 is a cross-sectional view of a connection location of a grinding ball and a first grinding ring according to another embodiment of the present application; FIG. 4 is a cross-sectional view of a connection location of a grinding ball and a second grinding ring according to another embodiment of the present application.

In a second aspect, based on the grinding ball disclosed in the above technical solution, the present application further discloses a grinding mechanism, which further includes a first grinding ring 2 and a second grinding ring 3, where the first grinding ring 2 and the second grinding ring 3 are both provided in a circular ring shape, and the first grinding ring 2 and the second grinding ring 3 are coaxially and at intervals; the grinding ball body 1 is provided with a plurality of, and a plurality of grinding ball bodies 1 evenly distributed are between the first grinding ring 2 and the second grinding ring 3.

A first grinding groove 21 is formed in the side wall of the first grinding ring 2, which faces the second grinding ring 3, the cross section of the first grinding groove 21 is arranged in a semicircular arc shape, grinding balls are placed in the first grinding groove 21, and the outer wall of the lower half part of the grinding ball body 1 is attached to the inner wall of the first grinding groove 21; the second grinding groove 31 is formed in one side, close to the first grinding ring 2, of the second grinding ring 3, and the outer wall of the upper half part of the grinding ball body 1 is attached to the inner wall of the second grinding groove 31.

Through a plurality of grinding ball bodies 1, can also roll along first grinding groove 21 when rotating around self axis to grind the crushing to the material that will get into first grinding groove 21 and second grinding groove 31 inner wall, and then improve the homogeneity of material grinding.

In some embodiments, since the first and second grinding rings 2 and 3 are worn and replaced due to long-term use, the first and second grinding rings 2 and 3 are replaced for convenience, the top wall of the first grinding ring 2 is provided with the first lifting holes 22, the first lifting holes 22 are threaded holes, the axial direction of the first lifting holes 22 is parallel to the axial direction of the first grinding ring 2, the first lifting holes 22 are provided with at least two lifting holes, and the two first lifting holes 22 are uniformly distributed along the circumferential direction of the first grinding ring 2.

The second lifting hole 32 has been seted up at the top of second grinding ring 3, and second lifting hole 32 also sets up to the screw hole, and the axis direction of second lifting hole 32 is parallel with the axis direction of second grinding ring 3, and second lifting hole 32 is provided with two at least, and two second lifting holes 32 evenly distributed along the circumference of second grinding ring 3.

When the second grinding ring 3 is replaced, a lifting ring threaded rod is arranged at the second lifting hole 32 and is connected with the second grinding ring 3 into a whole in a threaded connection mode, a lifting point is formed after the lifting ring threaded rod is fixed with the second grinding ring 3, and a steel wire rope is arranged at the lifting point in a penetrating manner, so that the second grinding ring 3 is pulled up and replaced conveniently by using lifting equipment; when the first grinding ring 2 is replaced, the lifting ring threaded rod is screwed into the first lifting hole 22, and the first grinding ring 2 is lifted up and replaced by penetrating the steel wire rope in the lifting ring threaded rod, so that the convenience of replacing the first grinding ring 2 and the second grinding ring 3 is improved.

In some embodiments, in order to reduce the probability of abrasion of the inner walls of the first grinding groove 21 and the second grinding groove 31, the first grinding groove 21 is fixedly connected with the uniformly distributed first barrier layers 23 in an integrally fixed manner; the second grinding groove 31 is fixedly connected with a second blocking layer 33 which is uniformly distributed in an integral fixing way; the first barrier layer 23 and the second barrier layer 33 are each made of a metallic wear-resistant material including high manganese steel, wear-resistant chromium cast iron, wear-resistant alloy steel, and the like.

In a third aspect, based on the polishing mechanism disclosed in the above technical solution, the present application further discloses a polishing apparatus, which includes the stand 4 sequentially set from low to high and the polishing mechanism disclosed in the above technical solution. The housing 4 is made of cast iron, is placed horizontally on the ground, and has a top portion provided as a plane for fixing the first grinding ring 2.

The first grinding ring 2 is horizontally fixed on the top of the stand 4, the first grinding ring 2 and the stand 4 are connected into a whole in a bolt fixing mode, and the opening direction of the first grinding groove 21 is arranged towards one side far away from the top wall of the stand 4; the grinding ball bodies 1 are provided with at least three, which grinding ball bodies 1 are uniformly distributed in the first grinding groove 21; the second grinding ring 3 is located one side of the grinding ball body 1 far away from the first grinding ring 2, and the grinding ball body 1 is limited in a gap between the first grinding ring 2 and the second grinding ring 3, so that the purpose of grinding and crushing materials to be ground is conveniently achieved.

The embodiment of the part has the beneficial effects that the cavity is formed in the grinding ball body 1, so that the weight of the grinding ball body 1 can be reduced, the difficulty in replacing the worn grinding ball is reduced, and the aim of improving the efficiency of replacing the worn grinding ball can be fulfilled; further, the edge of the hanging hole 12 is in the arc shape, so that the probability of cracking of the outer wall of the grinding ball at the hanging hole 12 is reduced, and the service life of the grinding ball is prolonged; further use wire rope to pass cavity 11 through hanging hole 12 to conveniently form the hanging point on the grinding ball, make things convenient for operating personnel to change the grinding ball of wearing and tearing through lifting device, further can realize improving the purpose of changing the efficiency of taking place the grinding ball of wearing and tearing.

The foregoing description, for purposes of explanation, has been presented in conjunction with specific embodiments. However, the above discussion in some examples is not intended to be exhaustive or to limit the embodiments to the precise forms disclosed above. Many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles and the practical application, to thereby enable others skilled in the art to best utilize the embodiments and various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. An abrasive ball, comprising:

2. The grinding ball of claim 1, wherein one of said cavities is defined and said cavity is defined concentric with said grinding ball body.

3. The grinding ball of claim 2, wherein the wall thickness between the outer wall of the grinding ball body and the inner wall of the cavity is uniformly arranged, and the distance between the outer wall of the grinding ball body and the inner wall of the cavity is set to be between 147mm and 153 mm.

4. The abrasive ball of claim 1, wherein the abrasive ball further comprises:

5. A grinding mechanism, comprising:

a plurality of abrasive ball bodies according to any one of claims 1-4;

6. The grinding mechanism of claim 5, wherein the first grinding ring is provided with at least two first lifting holes, the at least two first lifting holes being evenly distributed along the circumferential side of the first grinding ring, wherein the first lifting holes are provided as threaded holes;

7. The grinding mechanism of claim 5, wherein a first barrier layer is fixedly connected to the first grinding groove, wherein the first barrier layer is uniformly distributed along the inner wall of the first grinding groove;

8. The grinding equipment is characterized by comprising a machine base and the grinding mechanism described in claim 6, wherein the top end surface of the machine base is provided with a plane for placing a first grinding ring;