CN214717169U - Novel silicon nitride ball mill lining plate - Google Patents
Novel silicon nitride ball mill lining plate Download PDFInfo
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- CN214717169U CN214717169U CN202120476043.2U CN202120476043U CN214717169U CN 214717169 U CN214717169 U CN 214717169U CN 202120476043 U CN202120476043 U CN 202120476043U CN 214717169 U CN214717169 U CN 214717169U
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- lining plate
- ball mill
- silicon nitride
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Abstract
A novel silicon nitride ball mill lining plate relates to the field of ball mill equipment, and comprises an auxiliary lining plate made of silicon nitride, a main lining plate with a convex step-shaped cross section, and a connecting lining plate with a T-shaped step-shaped cross section, wherein the main lining plate and the connecting lining plate are arranged at intervals, and the step surface of the main lining plate is matched and attached with the step surface of the adjacent connecting lining plate; the center of the upper surface of the connecting lining plate is provided with a first countersunk through hole, and two sides of the upper surface of the connecting lining plate are symmetrically provided with two connecting screw holes; the main lining plate comprises a bottom step part and a bulge part arranged in the center of the upper surface of the bottom step part, wherein an installation groove is formed in the center of the upper surface of the bulge part, and a second countersunk through hole is formed in the bottom surface of the installation groove; the center of the lower surface of the auxiliary lining plate is provided with a limiting groove which is spliced and matched with the convex part of the main lining plate, the upper surface of the auxiliary lining plate is provided with a convex surface in smooth transition, and two sides of the convex surface are symmetrically provided with connecting through holes corresponding to the corresponding connecting screw holes; the lining plate of the ball mill not only prolongs the service life, but also is convenient to disassemble, assemble and replace wholly and locally.
Description
Technical Field
The utility model belongs to the technical field of ball mill equipment and specifically relates to a novel silicon nitride ball mill welt is related to.
Background
The ball mill is a key device for crushing materials after the materials are crushed, a barrel of the ball mill rotates at a certain rotating speed, grinding balls at the bottom of the barrel of the ball mill are attached to a lining plate under the action of centrifugal force and friction force, and are thrown out under the action of self gravity after being brought to a certain height, so that the grinding materials at the bottom of the barrel are subjected to impact crushing and grinding; the ball mill lining plate is generally arranged on the inner wall of the ball mill cylinder through a bolt component to protect the ball mill cylinder from direct impact and friction of grinding balls; the lining plate of the ball mill has various shapes such as wedge shape, wave shape, planoconvex shape, step shape, flat shape, step shape and the like, and can be selected in a targeted way according to different grinding requirements;
the existing liner plate of the ball mill is inconvenient to disassemble and assemble, the wear-resisting coefficient of the liner plate is low, the heat resistance and the impact resistance are poor, the service life is short, the maintenance and replacement cost is increased, and once the liner plate is seriously worn, the liner plate needs to be integrally replaced, so that certain material waste is caused.
Disclosure of Invention
In order to overcome the deficiency in the background art, the utility model discloses a novel silicon nitride ball mill welt has not only increased life, is convenient for wholly moreover and local dismouting change.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a novel silicon nitride ball mill lining plate comprises an auxiliary lining plate made of silicon nitride, a main lining plate with a convex step-shaped cross section, and a connecting lining plate with a T-shaped step-shaped cross section, wherein the main lining plate and the connecting lining plate are arranged at intervals, and the step surface of the main lining plate is matched and attached with the step surface of the adjacent connecting lining plate; a first countersunk through hole is formed in the center of the upper surface of the connecting lining plate, and two connecting screw holes are symmetrically formed in two sides of the upper surface of the connecting lining plate; the main lining plate comprises a bottom step part and a bulge part arranged in the center of the upper surface of the bottom step part, wherein an installation groove is formed in the center of the upper surface of the bulge part, and a second countersunk through hole is formed in the bottom surface of the installation groove; the lower surface center of the auxiliary lining plate is provided with a limiting groove which is spliced and matched with the convex part of the main lining plate, the upper surface of the auxiliary lining plate is set to be a convex surface in smooth transition, and two sides of the convex surface are symmetrically provided with connecting through holes corresponding to the corresponding connecting screw holes.
Further, a light filling block with high hardness is arranged in the mounting groove.
Furthermore, the mounting groove is filled with magnetic blocks.
Furthermore, two grooves for accommodating the cushion pads are respectively arranged on two sides of the lower surface of the bottom step part of the main lining plate.
Further, the main lining plate and the connecting lining plate are made of silicon nitride materials.
Furthermore, two sides of the lower surface of the auxiliary lining plate are matched with the upper surfaces of the corresponding connecting lining plates in a fitting manner.
Further, the lower surfaces of the main lining plate and the connecting lining plate are matched with the inner wall of the cylinder body of the ball mill.
Due to the adoption of the technical scheme, the utility model discloses following beneficial effect has:
the novel silicon nitride ball mill lining plate disclosed by the utility model is more wear-resistant, high-temperature oxidation-resistant and long in service life by adopting a silicon nitride material, and the maintenance cost is reduced; through the design structure, the main lining plate, the auxiliary lining plate and the connecting lining plate are convenient to disassemble and assemble while the stable connection is ensured; the auxiliary lining plate which is more seriously worn is arranged into a detachable connecting structure, so that the auxiliary lining plate is convenient to replace locally, and the waste caused by the traditional integral replacement of the lining plate is avoided; through setting up the mounting groove, when being convenient for install the main welt, can reduce the quality of main welt, reduce material cost saves the expense greatly.
Drawings
Fig. 1 is a schematic diagram of the present invention.
In the figure: 1. a secondary liner plate; 101. a limiting groove; 102. a convex surface; 103. a connecting through hole; 2. a main liner plate; 201. a bottom step portion; 202. a projection; 203. a groove; 204. mounting grooves; 205. a second countersunk through hole; 3. connecting a lining plate; 301. a first countersunk through hole; 302. and connecting the screw holes.
Detailed Description
The present invention can be explained in detail by the following embodiments, and the purpose of disclosing the present invention is to protect all technical improvements within the scope of the present invention, and the present invention is not limited to the following embodiments; in the description of the present invention, it should be understood that if there is an orientation or positional relationship indicated by the terms "upper", "lower", "front", "rear", "left", "right", etc., it is only corresponding to the drawings of the present application, and for the convenience of describing the present invention, it is not intended to indicate or imply that the device or element referred to must have a particular orientation:
the novel silicon nitride ball mill lining plate described by combining the attached figure 1 comprises an auxiliary lining plate 1 made of silicon nitride, a main lining plate 2 with a convex step-shaped cross section, and a connecting lining plate 3 with a T-shaped step-shaped cross section, wherein the main lining plate 2 and the connecting lining plate 3 are arranged at intervals, the step surface of the main lining plate 2 is matched and attached with the step surface of the adjacent connecting lining plate 3, the main lining plate 2 is pressed and connected by the connecting lining plate 3, the main lining plate 2 is ensured to be stably installed, and the side surface of the connecting lining plate 3 and the side surface of the main lining plate 2 can be correspondingly attached, so that the stability is improved; according to the requirements, the lower surfaces of the main lining plate 2 and the connecting lining plate 3 are matched with the inner wall of the cylinder body of the ball mill, so that matched installation is ensured; a first countersunk through hole 301 is formed in the center of the upper surface of the connecting lining plate 3, a screw is mounted in the first countersunk through hole 301 and correspondingly connected with a cylinder of the ball mill, and two connecting screw holes 302 are symmetrically formed in two sides of the upper surface of the connecting lining plate 3 and used for connecting an auxiliary lining plate; the main liner 2 and the connection liner 3 are made of silicon nitride;
the main lining plate 2 comprises a bottom step part 201 and a convex part 202 arranged in the center of the upper surface of the bottom step part 201, a mounting groove 204 is arranged in the center of the upper surface of the convex part 202, a second countersunk through hole 205 is arranged on the bottom surface of the mounting groove 204, a screw is mounted in the second countersunk through hole 205 and correspondingly connected with a cylinder of the ball mill, and the mounting groove 204 is arranged, so that the main lining plate 2 can be conveniently mounted, the quality of the main lining plate 2 can be reduced, the material cost can be reduced, and the cost can be greatly saved; according to the requirement, a high-hardness light filling block is arranged in the mounting groove 204, so that the supporting force is increased; in addition, the mounting groove 204 is filled with magnetic blocks, and the magnetic blocks adsorb the iron balls in the ball mill, so that the falling height of the iron balls is increased conveniently; in addition, two grooves 203 for arranging buffer pads are respectively arranged on two sides of the lower surface of the bottom step part 201 of the main lining plate 2, and the impact on the lining plate can be relieved by arranging the buffer pads;
the center of the lower surface of the auxiliary lining plate 1 is provided with a limiting groove 101 which is spliced and matched with the convex part 202 of the main lining plate 2, so that the auxiliary lining plate 1 can be conveniently installed and limited, the influence of the circumferential force of the ball mill can be reduced when the ball mill rotates, and the bearing capacity of the steel ball can be improved; the upper surface of the auxiliary lining plate 1 is provided with a smoothly-transited convex surface 102, the two sides of the convex surface 102 are symmetrically provided with connecting through holes 103 corresponding to corresponding connecting screw holes 302, the auxiliary lining plate 1 and the connecting lining plate 3 are correspondingly connected by installing bolts in the connecting through holes 103 and the connecting screw holes 302, the auxiliary lining plate 1 with more serious loss is provided with a detachable connecting structure, the auxiliary lining plate 1 is convenient to be locally replaced, and the waste caused by the traditional integral replacement of the lining plate is avoided; according to the needs, the two sides of the lower surface of the auxiliary lining plate 1 are matched with the upper surfaces of the corresponding connecting lining plates 3 in a fitting manner, so that the installation stability is ensured.
The part of the utility model not detailed is prior art.
Claims (7)
1. The utility model provides a novel silicon nitride ball mill welt which characterized in that: the novel silicon nitride lining plate comprises an auxiliary lining plate (1) made of silicon nitride materials, a main lining plate (2) with a convex step-shaped section, and a connecting lining plate (3) with a T-shaped step-shaped section, wherein the main lining plate (2) and the connecting lining plate (3) are arranged at intervals, and the step surface of the main lining plate (2) is matched and attached with the step surface of the adjacent connecting lining plate (3); a first countersunk through hole (301) is formed in the center of the upper surface of the connecting lining plate (3), and two connecting screw holes (302) are symmetrically formed in two sides of the upper surface of the connecting lining plate (3); the main lining plate (2) comprises a bottom step part (201) and a protruding part (202) arranged in the center of the upper surface of the bottom step part (201), an installation groove (204) is formed in the center of the upper surface of the protruding part (202), and a second countersunk through hole (205) is formed in the bottom surface of the installation groove (204); the lower surface center of the auxiliary lining plate (1) is provided with a limiting groove (101) which is spliced and matched with the convex part (202) of the main lining plate (2), the upper surface of the auxiliary lining plate (1) is set to be a convex surface (102) in smooth transition, and two sides of the convex surface (102) are symmetrically provided with connecting through holes (103) corresponding to the corresponding connecting screw holes (302).
2. The novel silicon nitride ball mill liner plate of claim 1, wherein: and a high-hardness light filling block is arranged in the mounting groove (204).
3. The novel silicon nitride ball mill liner plate of claim 1, wherein: and magnetic blocks are filled in the mounting groove (204).
4. The novel silicon nitride ball mill liner plate of claim 1, wherein: two grooves (203) for arranging cushion pads are respectively arranged on two sides of the lower surface of the bottom step part (201) of the main lining plate (2).
5. The novel silicon nitride ball mill liner plate of claim 1, wherein: the main lining plate (2) and the connecting lining plate (3) are made of silicon nitride materials.
6. The novel silicon nitride ball mill liner plate of claim 1, wherein: and two sides of the lower surface of the auxiliary lining plate (1) are matched with the upper surface of the corresponding connecting lining plate (3) in a fitting manner.
7. The novel silicon nitride ball mill liner plate of claim 1, wherein: the lower surfaces of the main lining plate (2) and the connecting lining plate (3) are matched with the inner wall of the cylinder body of the ball mill.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120476043.2U CN214717169U (en) | 2021-03-05 | 2021-03-05 | Novel silicon nitride ball mill lining plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120476043.2U CN214717169U (en) | 2021-03-05 | 2021-03-05 | Novel silicon nitride ball mill lining plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214717169U true CN214717169U (en) | 2021-11-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120476043.2U Active CN214717169U (en) | 2021-03-05 | 2021-03-05 | Novel silicon nitride ball mill lining plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214717169U (en) |
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2021
- 2021-03-05 CN CN202120476043.2U patent/CN214717169U/en active Active
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