CN220143707U - Assembled ceramic grading wheel - Google Patents
Assembled ceramic grading wheel Download PDFInfo
- Publication number
- CN220143707U CN220143707U CN202321471436.XU CN202321471436U CN220143707U CN 220143707 U CN220143707 U CN 220143707U CN 202321471436 U CN202321471436 U CN 202321471436U CN 220143707 U CN220143707 U CN 220143707U
- Authority
- CN
- China
- Prior art keywords
- hole
- base
- circular
- mounting hole
- grading wheel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000000919 ceramic Substances 0.000 title claims abstract description 17
- 230000007704 transition Effects 0.000 claims description 6
- 230000013011 mating Effects 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 7
- 239000000843 powder Substances 0.000 abstract description 7
- 230000008569 process Effects 0.000 abstract description 7
- 238000005245 sintering Methods 0.000 abstract description 7
- 238000005299 abrasion Methods 0.000 abstract description 3
- 239000000463 material Substances 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 230000007547 defect Effects 0.000 description 3
- 239000002245 particle Substances 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Landscapes
- Crushing And Pulverization Processes (AREA)
Abstract
The utility model discloses an assembled ceramic classifying wheel, which belongs to the technical field of powder crushing classifying equipment and comprises a wheel body and a base, wherein a mounting hole is formed in the center of the bottom of the wheel body, and the base is detachably arranged in the mounting hole; the wheel body is connected with the base through bolts; a power shaft connecting hole is formed in the center of the base, and a key slot is formed in the power shaft connecting hole; the utility model has the advantages of convenient disassembly and assembly and no need of integral replacement after abrasion, can reduce the difficulty of a sintering process, reduce the probability of stress concentration of the wheel body and prolong the service life of the grading wheel.
Description
Technical Field
The utility model relates to the technical field of powder crushing and grading equipment, in particular to an assembled ceramic grading wheel.
Background
The classifying wheel is an important device for classifying the size of the powder material, and generates huge centrifugal force through high-speed rotation, so that the effect of separating coarse powder particles and fine powder particles is achieved. In the working process, the classifying wheel can be continuously rubbed with the powder material, the abrasion is serious, and the grinding dust can be generated to pollute the material. For most industries, the grading wheel is made of metal, but for industries with high requirements on powder purity and metal pollution such as lithium batteries, the metal grading wheel can cause great trouble, and the ceramic grading wheel well solves the problem.
The utility model discloses a CN 218223473U's patent among the prior art, this scheme includes chassis portion, tube-shape portion and top ring portion, chassis portion, tube-shape portion and top ring portion adopt the sintering of integral type pottery to make, chassis portion upper end mid-mounting has the spliced pole, main shaft spread groove and keyway are opened to the spliced pole upper end, main shaft spread groove and keyway communicate with each other, main shaft spread groove and keyway all extend to chassis lower terminal surface, and bulk strength is high, long service life, and the grading accuracy is high.
Existing ceramic classification wheels, including the above-mentioned patents, as they increasingly expose the shortcomings of the technology, are mainly represented by the following aspects:
1. the integral ceramic structure has high requirements on the sintering process, and sintering defects are easy to occur.
2. After the classifying wheel is worn, the classifying wheel needs to be replaced integrally, and has high cost and inconvenient disassembly.
3. The integral ceramic grading wheel is easy to generate stress concentration areas in the material due to the integral sintering process, and is easy to crack when being installed with a metal main shaft and in the running process, so that the grading wheel is damaged.
In summary, it is clear that the prior art has inconvenience and defects in practical use, so that improvement is needed.
Disclosure of Invention
Aiming at the defects, the utility model provides the assembled grading wheel, which has the advantages of convenient disassembly and assembly and no need of integral replacement after abrasion, can reduce the difficulty of a sintering process, reduce the probability of stress concentration of the wheel body and prolong the service life of the grading wheel.
In order to solve the technical problems, the utility model adopts the following technical scheme: the assembled grading wheel comprises a wheel body and a base, wherein a mounting hole is formed in the center of the bottom of the wheel body, and the base is detachably arranged in the mounting hole;
the wheel body is connected with the base through bolts;
the center of the base is provided with a power shaft connecting hole, and a key slot is arranged in the power shaft connecting hole.
Further, the mounting hole is circular, and the matching part of the base and the mounting hole is circular.
Further, the mounting hole is a circular step hole, and the matching part of the base and the mounting hole is a circular step structure.
Further, a plurality of bolt counter bores are formed in the steps of the circular step holes, and are uniformly distributed along the circumferential direction; the steps of the round step-shaped structure are provided with a plurality of threaded holes, and the threaded holes and the bolt counter bores are arranged in a one-to-one correspondence manner; the bolt passes through the bolt counter bore and is screwed into the threaded hole corresponding to the bolt counter bore.
Further, a groove is formed in the inner wall of the small hole of the circular step hole, and the groove axially penetrates through the inner wall of the small hole of the circular step hole; the small round section of the round step-shaped structure is provided with a bulge, and the bulge is matched with the groove.
Further, the grooves and the protrusions are uniformly distributed in a plurality of circumferential directions respectively, and the grooves and the protrusions are arranged in a one-to-one correspondence mode.
Further, the cross sections of the grooves and the protrusions are arc-shaped; the groove and the inner wall of the circular stepped hole are in smooth transition; the bulges are in smooth transition with the outer wall of the circular step-shaped structure.
Further, the power shaft connecting hole penetrates through the base along the axis direction; the key groove extends along the axial direction of the power shaft connecting hole.
After the technical scheme is adopted, compared with the prior art, the utility model has the following advantages:
1. the base has small contact area with the outside, is not easy to wear, only needs to replace the wheel body after the classifying wheel is worn, does not need to be completely replaced, reduces the maintenance cost, and is convenient to disassemble and assemble.
2. The utility model adopts an assembled structure, reduces the difficulty of the sintering process, reduces the probability of stress concentration of the wheel body, and prolongs the service life of the grading wheel.
3. According to the utility model, the mounting hole on the wheel body is a circular step hole, the matching part of the base and the mounting hole is a circular step structure, so that the wheel body and the base can be conveniently assembled and positioned, and the wheel body and the base can be conveniently connected by bolts.
4. The matched bulges and grooves are arranged between the base and the wheel body, so that the connecting bolt has the function of the positioning pin, and the shearing force of the connecting bolt between the base and the wheel body at high rotating speed can be reduced, and the breaking and damage of the bolt are prevented, so that the connection is more stable.
The utility model will now be described in detail with reference to the drawings and examples.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic cross-sectional view of the wheel;
FIG. 3 is a top view of the wheel;
FIG. 4 is a schematic cross-sectional view of a base;
fig. 5 is a top view of the base.
In the drawing the view of the figure,
the device comprises a 1-wheel body, a 2-base, a 3-mounting hole, a 4-power shaft connecting hole, a 5-key groove, a 6-bolt, a 7-groove, an 8-bulge, a 9-bolt counter bore and a 10-threaded hole.
Detailed Description
For a clearer understanding of technical features, objects, and effects of the present utility model, a specific embodiment of the present utility model will be described with reference to the accompanying drawings.
Examples
As shown in fig. 1-5 together, the utility model provides an assembled ceramic grading wheel, which comprises a wheel body 1 and a base 2, wherein a mounting hole 3 is formed in the center of the bottom of the wheel body 1, and the base 2 is detachably arranged in the mounting hole 3.
Further, the wheel body 1 and the base 2 are connected through bolts 6.
A power shaft connecting hole 4 is formed in the center of the base 2, and the power shaft connecting hole 4 penetrates through the base 2 along the axis direction; a key groove 5 is arranged in the power shaft connecting hole 4, and the key groove 5 extends along the axial direction of the power shaft connecting hole 4. The power shaft connecting hole 4 and the key groove 5 are used for connecting the classifying wheel and the power main shaft.
Preferably, the mounting hole 3 is circular, and the matching part of the base 2 and the mounting hole 3 is circular.
Further, the mounting hole 3 is a circular step hole, and the matching part of the base 2 and the mounting hole is a circular step structure.
Further, a plurality of bolt counter bores 9 are formed in the steps of the circular step holes, and the plurality of bolt counter bores 9 are uniformly distributed along the circumferential direction; a plurality of threaded holes 10 are formed in the steps of the circular step-shaped structure, and the threaded holes 10 and the bolt counter bores 9 are arranged in a one-to-one correspondence manner; the bolts 6 pass through the bolt counterbore 9 and are screwed into the screw holes 10 corresponding to the bolt counterbore 9 to mount the base 2 on the wheel body 1.
Further, a groove 7 is formed in the inner wall of the small hole of the circular step hole, and the groove 7 axially penetrates through the inner wall of the small hole of the circular step hole; the small round section of the round step-shaped structure is provided with a bulge 8, and the bulge 8 is matched with the groove 7.
Preferably, the plurality of grooves 7 and the plurality of protrusions 8 are uniformly distributed along the circumferential direction, and the plurality of grooves 7 and the plurality of protrusions 8 are arranged in a one-to-one correspondence.
Preferably, the cross sections of the grooves 7 and the protrusions 8 are arc-shaped; the groove 7 is in smooth transition with the inner wall of the circular stepped hole; the bulge 8 is in smooth transition with the outer wall of the circular step-shaped structure.
The foregoing is illustrative of the best mode of carrying out the utility model, and is not presented in any detail as is known to those of ordinary skill in the art. The protection scope of the utility model is defined by the claims, and any equivalent transformation based on the technical teaching of the utility model is also within the protection scope of the utility model.
Claims (8)
1. The assembled ceramic grading wheel is characterized by comprising a wheel body (1) and a base (2), wherein a mounting hole (3) is formed in the center of the bottom of the wheel body (1), and the base (2) is detachably arranged in the mounting hole (3);
the wheel body (1) is connected with the base (2) through bolts (6);
the center of the base (2) is provided with a power shaft connecting hole (4), and a key groove (5) is arranged in the power shaft connecting hole (4).
2. An assembled ceramic grading wheel according to claim 1, wherein the mounting hole (3) is circular, and the mating part of the base (2) and the mounting hole (3) is circular.
3. An assembled ceramic grading wheel according to claim 1, wherein the mounting hole (3) is a circular stepped hole, and the part of the base (2) matched with the mounting hole is a circular stepped structure.
4. An assembled ceramic grading wheel according to claim 3, characterized in that the steps of the circular stepped holes are provided with a plurality of bolt counter bores (9), and the plurality of bolt counter bores (9) are uniformly arranged along the circumferential direction; a plurality of threaded holes (10) are formed in the steps of the circular step-shaped structure, and the threaded holes (10) and the bolt counter bores (9) are arranged in a one-to-one correspondence manner; the bolt (6) passes through the bolt counter bore (9) and is screwed into a threaded hole (10) corresponding to the bolt counter bore (9).
5. An assembled ceramic grading wheel according to claim 3, wherein the inner wall of the small hole of the circular stepped hole is provided with a groove (7), and the groove (7) axially penetrates through the inner wall of the small hole of the circular stepped hole; the small round section of the round step-shaped structure is provided with a bulge (8), and the bulge (8) is matched with the groove (7).
6. An assembled ceramic grading wheel according to claim 5, wherein the grooves (7) and the protrusions (8) are uniformly distributed in the circumferential direction, and the grooves (7) and the protrusions (8) are arranged in a one-to-one correspondence.
7. An assembled ceramic grading wheel according to claim 5, characterized in that the cross-sections of the grooves (7) and the protrusions (8) are arc-shaped; the groove (7) is in smooth transition with the inner wall of the circular stepped hole; the bulge (8) is in smooth transition with the outer wall of the circular step-shaped structure.
8. An assembled ceramic grading wheel according to claim 1, characterized in that the power shaft connection hole (4) extends through the base (2) in the axial direction; the key groove (5) extends along the axial direction of the power shaft connecting hole (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321471436.XU CN220143707U (en) | 2023-06-10 | 2023-06-10 | Assembled ceramic grading wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321471436.XU CN220143707U (en) | 2023-06-10 | 2023-06-10 | Assembled ceramic grading wheel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220143707U true CN220143707U (en) | 2023-12-08 |
Family
ID=89013827
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321471436.XU Active CN220143707U (en) | 2023-06-10 | 2023-06-10 | Assembled ceramic grading wheel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220143707U (en) |
-
2023
- 2023-06-10 CN CN202321471436.XU patent/CN220143707U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN220143707U (en) | Assembled ceramic grading wheel | |
| CN111774132B (en) | Eccentric assembly of multi-cylinder hydraulic cone crusher | |
| CN201441929U (en) | Composite wear-resistant grinding roller | |
| CN211501383U (en) | A transmission is vice for (mixing) shaft | |
| CN207711102U (en) | A kind of scroll saw rotation for producing GaAs twists device main axle structure | |
| CN220134267U (en) | Centrifugal pump impeller capable of carrying out blade replacement | |
| CN220277145U (en) | Raymond mill composite grinding roller | |
| CN216093163U (en) | Rotating shaft fixing tool of ink finished product mixing device | |
| CN202462613U (en) | High-abrasion-resistance blender being suitable for cemented filling of tailings | |
| CN220803417U (en) | Wheel type grinding mechanism of coal mill | |
| CN221097029U (en) | Hydraulic cylinder head and hydraulic cylinder | |
| CN219098280U (en) | Roll shaft structure convenient for disassembling and assembling bearing box body | |
| CN219965032U (en) | Rotor rotating wheel for large crusher | |
| CN113818267B (en) | Large-scale wire rope double twisting machine wire passing fork | |
| CN221167218U (en) | Detachable energy-saving pressure screen rotor structure | |
| CN220941035U (en) | Disc type rotor structure with bar pin | |
| CN219701612U (en) | Full tailing material stirring structure | |
| CN220715956U (en) | Flywheel mounting structure of jaw crusher | |
| CN210686722U (en) | Double-row tapered roller bearing for grinding roller of coal mill | |
| CN217042827U (en) | Grinding disc tile of medium-speed coal mill | |
| CN209756641U (en) | Promote wheel hub structure of carbon-free dolly transmission efficiency | |
| CN216111785U (en) | Be used for oblique promotion screw conveyer bottom bearing dust keeper that removes dust of tobacco | |
| CN213700114U (en) | Double-end breaking hammer suitable for crusher | |
| CN220748985U (en) | Bearing pre-tightening structure of speed reducer | |
| CN218167266U (en) | Ultra-long-life impeller structure of vertical shaft crusher |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 262100 north of Shuangfeng Road, Xingan street, Anqiu, Weifang, Shandong. Patentee after: SHANDONG ALPA POWDER TECHNOLOGY Co.,Ltd. Country or region after: China Address before: 262100 north of Shuangfeng Road, Xingan street, Anqiu, Weifang, Shandong. Patentee before: Shandong Erpai Powder Technology Co.,Ltd. Country or region before: China |
|
| CP03 | Change of name, title or address |