CN211190434U - Feeding end cover protection device of ball mill - Google Patents
Feeding end cover protection device of ball mill Download PDFInfo
- Publication number
- CN211190434U CN211190434U CN201922085442.1U CN201922085442U CN211190434U CN 211190434 U CN211190434 U CN 211190434U CN 201922085442 U CN201922085442 U CN 201922085442U CN 211190434 U CN211190434 U CN 211190434U
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- lining plate
- ring lining
- end cover
- inner ring
- feeding end
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Abstract
The utility model discloses a feeding end cover protection device of ball mill, including spacing snap ring, the inner circle welt, the outer lane welt, the fixed spacing snap ring that is equipped with on the feed inlet of feeding end cover, be equipped with the draw-in groove on the outside ring face of spacing snap ring, be equipped with on the medial surface of inner circle welt with draw-in groove assorted boss, a plurality of inner circle welts are evenly pegged graft in spacing snap ring through fixing the slider on the feeding end cover respectively, the outside of every inner circle welt all is equipped with the outer lane welt, the fixed a plurality of lugs that are equipped with on the outside terminal surface of inner circle welt, fixed be equipped with on the medial surface of outer lane welt with lug assorted recess, be equipped. The utility model has the advantages that: the end lining plate is divided into the inner ring lining plate and the outer ring lining plate, so that the weight and the volume of the end lining plate are reduced, the labor intensity is reduced, the installation of the inner ring lining plate and the outer ring lining plate can be completed by only one operator, and the labor force is reduced.
Description
The technical field is as follows:
the utility model relates to a mineral processing technology field, concretely relates to feeding end cover protection device of ball mill.
Background art:
the ball mill is a key device for crushing materials after the materials are crushed, and is widely applied to the departments of metallurgy, chemical industry, cement, ceramics, construction, electric power, medicine, national defense industry and the like, in particular to the mineral separation link in the metallurgical industry.
The inner wall of the ball mill cylinder, the feeding end cover and the discharging end cover are respectively provided with a lining plate, the lining plates are used for protecting the inner wall of the ball mill from being impacted and abraded by materials, the service life of the ball mill is prolonged, particularly the abrasion of the feeding end cover is serious, the feeding end cover can be prevented from being abraded and leaking materials under the protection of the lining plates of the feeding end cover, the lining plates of the feeding end cover are composed of a plurality of arc-shaped end lining plates, and the end lining plates are easy to damage under the impact abrasion of the materials and need to be frequently replaced; at present, the mass of each end lining plate is about 100kg, the size is large, when the end lining plates are replaced, because the space inside the ball mill is narrow, the end lining plates are replaced by manpower completely, the installation is difficult, the labor intensity is high, the installation efficiency is low, the balance of the end lining plates is difficult to master in the replacement process, the end lining plates easily collide with a feeding end cover, and the damage of the feeding end cover is caused.
The utility model has the following contents:
an object of the utility model is to provide a simple structure, the convenient feeding end cover protection device who changes of ball mill.
The utility model discloses by following technical scheme implement: a feeding end cover protection device of a ball mill comprises a limiting snap ring, an inner ring lining plate and an outer ring lining plate, wherein the limiting snap ring is fixedly arranged on a feeding port of a feeding end cover, a clamping groove is formed in the outer side ring surface of the limiting snap ring, a boss matched with the clamping groove is arranged on the inner side end surface of the inner ring lining plate, a plurality of inner ring lining plates are uniformly inserted into the limiting snap ring through sliding devices fixed on the feeding end cover respectively, the outer side of each inner ring lining plate is provided with the outer ring lining plate, the center lines of the inner ring lining plate and the outer ring lining plate are on the same straight line, a plurality of convex blocks are fixedly arranged on the outer end surface of the inner ring lining plate, grooves matched with the convex blocks are fixedly arranged on the inner side end surface of the outer ring lining plate, and the outer end surface of the inner ring lining plate, the tail end of the plate surface of the outer ring lining plate is provided with an arc-shaped convex block, and the outer ring lining plate is provided with a bolt hole.
Furthermore, the top end of the limiting snap ring is provided with an arch-shaped bulge.
Furthermore, slider is including slider, spout around on the feed end lid the axis of feed end lid evenly fixed with a plurality of the slider that the inner circle welt set up with the contact surface of feed end lid be equipped with the slider shape phase-match, and follow the slider slides and sets up the spout, the spout runs through the medial surface of inner circle welt.
Furthermore, rubber layers are fixed on the left side end face and the right side end face of the inner ring lining plate and the outer ring lining plate.
Further, the inner ring lining plate and the outer ring lining plate are sequentially provided with a base layer and a wear-resistant layer from top to bottom, and the wear-resistant layer is fixedly arranged on the base layer.
The utility model has the advantages that: the end lining plate is divided into the inner ring lining plate and the outer ring lining plate, so that the weight and the volume of the end lining plate are reduced, the labor intensity is reduced, the installation of the inner ring lining plate and the outer ring lining plate can be completed by only one operator, and the labor force is reduced; meanwhile, the balance of the inner ring lining plate and the outer ring lining plate with light weight is easy to master in the installation process, and the impact and the damage to the feeding end cover and the ball mill cylinder body can be avoided; the matching of the convex block and the groove prevents the outer ring lining plate from generating displacement in the installation process, and the installation is convenient; the inner ring lining plate is fixed on the feeding end cover through the sliding device, the sliding device limits the inner ring lining plate, the limiting clamping ring is used for fixing the inner side end face of the inner ring lining plate, the inner ring lining plate is prevented from rotating in the installation process, and the installation difficulty is reduced; the rubber layer can make between two adjacent inner circle welts or two adjacent outer lane welts closely laminate, prevents that the material from getting into the clearance between two adjacent inner circle welts or two adjacent outer lane welts, makes the material obtain abundant smashing, and the while can avoid the rigid contact when installing between the adjacent welt, reduces the degree of difficulty of installation.
Description of the drawings:
in order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of the embodiment;
FIG. 2 is a schematic view of the connection of a feed end cap to an inner ring liner.
In the figure: the device comprises a limiting clamp ring 1, an inner ring lining plate 2, an outer ring lining plate 3, a feeding end cover 4, a feeding hole 5, a clamping groove 6, a boss 7, a bump 9, a groove 10, an arc bump 11, a bolt hole 12, an arc bump 13, a sliding block 14, a sliding groove 15, a rubber layer 16, a base layer 17 and a wear-resistant layer 18.
The specific implementation mode is as follows:
the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1 to 2, the feeding end cover protection device of the ball mill comprises a limiting snap ring 1, an inner ring lining plate 2 and an outer ring lining plate 3, and divides the existing end lining plate into the inner ring lining plate 2 and the outer ring lining plate 3, so that the weight and the volume of the end lining plate are reduced, and the labor intensity is reduced; meanwhile, the balance of the inner ring lining plate 2 and the outer ring lining plate 3 with light weight is easy to master in the installation process, and the feeding end cover 4 and the ball mill cylinder are not impacted and damaged in the installation process; a limiting snap ring 1 is fixedly arranged on a feed port 5 of a feed end cover 4, a clamping groove 6 is arranged on the outer side ring surface of the limiting snap ring 1, a boss 7 matched with the clamping groove 6 is arranged on the inner side end surface of an inner ring lining plate 2, a plurality of inner ring lining plates 2 are respectively and uniformly inserted into the limiting snap ring 1 through sliding devices fixed on the feed end cover 4, and the inner ring lining plates 2 are clamped in the limiting snap ring 1 through the sliding devices and fixed with the feed end cover 4, so that the installation is convenient, and the installation time is saved; the outer side of each inner ring lining plate 2 is provided with an outer ring lining plate 3, the central lines of the inner ring lining plate 2 and the outer ring lining plate 3 are on the same straight line, the end surface of the outer side of the inner ring lining plate 2 is fixedly provided with a plurality of convex blocks 9, the end surface of the inner side of the outer ring lining plate 3 is fixedly provided with grooves 10 matched with the convex blocks 9, and the convex blocks 9 and the grooves 10 are matched to prevent the outer ring lining plate 3 from displacing in the installation process, so that the installation is convenient; the installation of the inner ring lining plate 2 and the outer ring lining plate 3 can be completed by only one operator, so that the labor intensity is reduced; the outer side end face of the inner ring lining plate 2 is tightly attached to the inner side end face of the outer ring lining plate 3, the arc-shaped convex block 11 is arranged at the tail end of the plate face of the outer ring lining plate 3, and the arc-shaped convex block 11 is arranged at the tail end of the plate face of the outer ring lining plate 3 due to the fact that materials have large impact on the tail end of the outer ring lining plate 3, so that the strength and the impact resistance of the tail end of the outer ring lining; the bolt holes 12 are formed in the outer ring lining plate 3, and the outer ring lining plate 3 is fixed with the feeding end cover 4 through bolts.
The top end of the limiting snap ring 1 is provided with the arch-shaped bulge 13, the strength of the limiting snap ring 1 is increased by the arch-shaped bulge 13, and meanwhile, a certain back throwing force is generated after a collision ball in the ball mill collides with the arch-shaped bulge 13, so that the impact force of the collision ball on materials is enhanced.
The sliding device comprises sliding blocks 14 and sliding chutes 15, the sliding blocks 14 which are arranged corresponding to the inner ring lining plates 2 one by one are uniformly fixed on the feeding end cover 4 around the axis of the feeding end cover 4, a sliding groove 15 which is matched with the sliding block 14 in shape and is arranged along the sliding block 14 in a sliding way is arranged on the contact surface of the inner ring lining plate 2 and the feeding end cover 4, the sliding groove 15 penetrates through the inner side end surface of the inner ring lining plate 2, the sliding block 14 enters the sliding groove 15 from the inner side end surface of the inner ring lining plate 2, the inner ring lining plate 2 slides along the slide block 14 from the installation area of the outer ring lining plate 3 until the inner side end surface of the inner ring lining plate 2 is clamped in the limit clamping ring 1, the matching of the sliding block 14 and the sliding groove 15 can fix the inner ring lining plate 2 and the feeding end cover 4, meanwhile, the inner ring lining plate 2 is prevented from rotating in the installation process, so that the position of the inner ring lining plate 2 does not need to be additionally adjusted when the outer ring lining plate 3 is installed again, and the installation difficulty is reduced.
The inner ring lining plate 2 and the outer ring lining plate 3 are sequentially provided with a base layer 17 and a wear-resistant layer 18 from top to bottom, the wear-resistant layer 18 is fixedly arranged on the base layer 17, the base layer 17 is made of alloy steel, and the wear-resistant layer 18 is made of ceramic steel.
The specific operation process of the embodiment is as follows:
firstly, a limiting clamp ring 1 and a sliding block 14 are welded and fixed with a feeding end cover 4, an inner ring lining plate 2 is firstly arranged in the area of an outer ring lining plate 3, and a sliding groove 15 of the inner ring lining plate 2 moves towards the limiting clamp ring 1 along the sliding block 14 until a boss 7 on the inner side end surface of the inner ring lining plate 2 is in close contact with a clamping groove 6 on the limiting clamp ring 1; then, the outer ring lining plate 3 is installed, after the groove 10 of the outer ring lining plate 3 is tightly attached to the projection 9 of the inner ring lining plate 2, the outer ring lining plate 3 is fixed on the feeding end cover 4 by using a bolt, and the two adjacent inner ring lining plates 2 or the two adjacent outer ring lining plates 3 are tightly attached through the rubber layer 16 when being installed.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The feeding end cover protection device of the ball mill is characterized by comprising a limiting snap ring, an inner ring lining plate and an outer ring lining plate, wherein the limiting snap ring is fixedly arranged on a feeding port of a feeding end cover, a clamping groove is arranged on the outer side ring surface of the limiting snap ring, a boss matched with the clamping groove is arranged on the inner side end surface of the inner ring lining plate, a plurality of inner ring lining plates are uniformly inserted into the limiting snap ring through sliding devices fixed on the feeding end cover respectively, the outer ring lining plate is arranged on the outer side of each inner ring lining plate, the central lines of the inner ring lining plate and the outer ring lining plate are on the same straight line, a plurality of convex blocks are fixedly arranged on the outer side end surface of the inner ring lining plate, grooves matched with the convex blocks are fixedly arranged on the inner side end surface of the outer ring lining plate, and the outer side end surface of the inner ring lining, the tail end of the plate surface of the outer ring lining plate is provided with an arc-shaped convex block, and the outer ring lining plate is provided with a bolt hole.
2. The ball mill feeding end cover protecting device according to claim 1, wherein an arch-shaped bulge is arranged at the top end of the limiting snap ring.
3. The ball mill feeding end cover protecting device according to claim 1, wherein the sliding device comprises a sliding block and a sliding groove, the sliding block which is arranged corresponding to the inner ring lining plates in a one-to-one correspondence manner is uniformly fixed on the feeding end cover around the axis of the feeding end cover, the sliding groove which is matched with the sliding block in shape and is arranged along the sliding block in a sliding manner is arranged on the contact surface of the inner ring lining plate and the feeding end cover, and the sliding groove penetrates through the inner side end surface of the inner ring lining plate.
4. A feeding end cover protection device of a ball mill according to claim 1, characterized in that rubber layers are fixed on the left and right side end faces of the inner ring lining plate and the outer ring lining plate.
5. The ball mill feeding end cover protection device according to claim 1, wherein the inner ring lining plate and the outer ring lining plate are sequentially provided with a base layer and a wear-resistant layer from top to bottom, and the wear-resistant layer is fixedly arranged on the base layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922085442.1U CN211190434U (en) | 2019-11-27 | 2019-11-27 | Feeding end cover protection device of ball mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922085442.1U CN211190434U (en) | 2019-11-27 | 2019-11-27 | Feeding end cover protection device of ball mill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211190434U true CN211190434U (en) | 2020-08-07 |
Family
ID=71851900
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922085442.1U Active CN211190434U (en) | 2019-11-27 | 2019-11-27 | Feeding end cover protection device of ball mill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211190434U (en) |
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2019
- 2019-11-27 CN CN201922085442.1U patent/CN211190434U/en active Active
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