CN220523064U - Axial bearing - Google Patents
Axial bearing Download PDFInfo
- Publication number
- CN220523064U CN220523064U CN202322259490.4U CN202322259490U CN220523064U CN 220523064 U CN220523064 U CN 220523064U CN 202322259490 U CN202322259490 U CN 202322259490U CN 220523064 U CN220523064 U CN 220523064U
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- Prior art keywords
- bearing
- steel ball
- ball grooves
- upper cover
- matched
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 76
- 239000010959 steel Substances 0.000 claims abstract description 76
- 238000005096 rolling process Methods 0.000 claims abstract description 22
- 239000000463 material Substances 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 8
- 210000003195 fascia Anatomy 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
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- Rolling Contact Bearings (AREA)
Abstract
The utility model discloses an axial bearing, which comprises a bearing base and a bearing upper cover which are matched with each other, wherein a plurality of lower steel ball grooves for installing steel balls are circumferentially arranged on the bearing base, openings are formed in the inner sides of the lower steel ball grooves, and a part of the steel balls extend out of the lower steel ball grooves from the openings; the bearing upper cover is provided with a plurality of upper steel ball grooves matched with the lower steel ball grooves, wherein the upper steel ball grooves and the lower steel ball grooves are arranged in one-to-one correspondence and are matched with each other to form rolling grooves for rolling steel balls; the outer side wall of the bearing upper cover is provided with a clamping part, the inner side wall of the bearing base is provided with a clamping groove matched with the clamping part, and the clamping part is matched with the clamping groove to clamp the bearing upper cover and the bearing base; the bearing upper cover is firmly fixed on the bearing base, so that the upper steel ball groove and the lower steel ball groove are stably matched to form a rolling groove for rolling the steel balls; the problem that the bearing is scattered in the use process is avoided, and the stability of the bearing structure is improved.
Description
Technical Field
The utility model relates to the technical field of bearings, in particular to an axial bearing.
Background
The bearing is an important part in modern mechanical equipment, and has the main functions of supporting a mechanical rotating body, reducing the friction coefficient in the motion process and ensuring the rotation precision by converting sliding friction into rolling friction.
The common normal bearing in daily life comprises an outer ring, an inner ring and a plurality of steel balls arranged between the inner ring and the outer ring, wherein a rotating shaft is fixedly connected with the inner ring and rotates along with the steel balls around the inner diameter of the outer ring so as to realize friction generated in the rotating process of the rotating shaft;
however, in some mechanical products, the shaft moves in a manner that, in addition to rotating in the radial direction, it moves back and forth along the shaft; conventional bearings therefore do not meet the use of mechanical products that require axial movement.
Disclosure of Invention
Aiming at the defects existing in the prior art, the utility model aims to provide an axial bearing.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
an axial bearing comprises a bearing base and a bearing upper cover which are matched with each other, wherein a plurality of lower steel ball grooves for installing steel balls are circumferentially arranged on the bearing base, openings are formed in the inner sides of the lower steel ball grooves, and a part of the steel balls extend out of the lower steel ball grooves from the openings;
the bearing upper cover is provided with a plurality of upper steel ball grooves matched with the lower steel ball grooves, wherein the upper steel ball grooves and the lower steel ball grooves are arranged in one-to-one correspondence and are matched with each other to form rolling grooves for rolling steel balls;
the bearing is characterized in that a clamping part is arranged on the outer side wall of the bearing upper cover, and a clamping groove matched with the clamping part is formed in the inner side wall of the bearing base, wherein the clamping part is matched with the clamping groove to clamp the bearing upper cover and the bearing base.
The utility model further provides that: the clamping part is an annular bulge which is arranged on the outer side wall of the bearing upper cover in a circumferential outward protruding mode, and the clamping groove is an annular groove which is arranged on the inner side wall of the bearing base in a circumferential outward sunken mode.
The utility model further provides that: the bearing base and the bearing upper cover are made of rubber materials.
The utility model further provides that: the steel ball groove is in a spherical crown shape.
The utility model further provides that: the number of the lower steel ball grooves is eight, and the eight lower steel ball grooves are uniformly distributed on the bearing base.
The utility model has the beneficial effects that: the axial bearing comprises a bearing base and a bearing upper cover which are matched with each other, wherein a shaft hole for a movable shaft to pass through is formed between the bearing base and the bearing upper cover which are matched with each other; the lower steel ball groove of the bearing base and the upper steel ball groove of the bearing upper cover are mutually matched to form a rolling groove for rolling balls, wherein a part of the steel balls penetrate out of the rolling groove from the opening and are matched with the moving shaft so as to reduce friction force of the moving shaft in the axial direction moving process;
the bearing upper cover is fixedly connected with the bearing base through the clamping part, so that the upper steel ball groove and the lower steel ball groove are stably matched to form a rolling groove for rolling the steel balls; the problem of scattering of the bearing in the use process is avoided, and the stability of the bearing structure is improved; meanwhile, the assembly operation of the bearing is convenient.
Drawings
FIG. 1 is a schematic view of an axial bearing according to the present utility model;
FIG. 2 is a diagram showing the fit between the bearing top cover and the bearing base of an axial bearing according to the present utility model;
FIG. 3 is a schematic view of a bearing base of an axial bearing according to the present utility model;
FIG. 4 is a schematic view of the structure of a bearing top cover of an axial bearing according to the present utility model;
fig. 5 is a schematic structural view of a steel ball of an axial bearing according to the present utility model;
reference numerals illustrate: 1. a bearing base; 11. a lower steel ball groove; 111. an opening; 12. an annular groove; 2. a bearing upper cover; 21. a steel ball groove is formed; 22. an annular protrusion; 3. a shaft hole; 4. a rolling groove; 5. and (5) steel balls.
Detailed Description
An axial bearing according to the utility model will be described in further detail with reference to fig. 1 to 5.
An axial bearing comprises a bearing base 1 and a bearing upper cover 2 which are matched with each other, wherein a shaft hole 3 for a moving shaft to pass through is formed between the bearing base 1 and the bearing upper cover 2, the axial bearing can be used for a fascia gun and can support the moving shaft for moving the fascia gun back and forth, a plurality of lower steel ball grooves 11 for installing steel balls 5 are circumferentially arranged on the bearing base 1, openings 111 are formed in the inner sides of the lower steel ball grooves 11, and a part of the steel balls 5 extend out of the lower steel ball grooves 11 from the openings 111;
the bearing upper cover 2 is provided with a plurality of upper steel ball grooves 21 which are matched with the lower steel ball grooves 11, wherein the upper steel ball grooves 21 and the lower steel ball grooves 11 are arranged in a one-to-one correspondence manner and are mutually matched to form rolling grooves 4 for rolling the steel balls 5, when the moving shaft moves forwards and backwards in the axial direction, the bearing can support the moving shaft, the steel balls 5 in the bearing can roll in the rolling grooves 4, and the part penetrating through the opening 111 rolls relative to the moving shaft so as to reduce friction force of the moving shaft in the axial direction moving process;
the outer side wall of the bearing upper cover 2 is provided with a clamping part, the inner side wall of the bearing base 1 is provided with a clamping groove matched with the clamping part, and the clamping part is matched with the clamping groove to clamp the bearing upper cover 2 with the bearing base 1; when the steel ball rolling device is assembled, after the steel ball 5 is placed in the lower steel ball groove 11, the upper steel ball groove 21 is aligned with the corresponding lower steel ball groove 11, the bearing upper cover 2 is clamped with the bearing base 1 through the matching of the clamping part and the clamping groove, the bearing upper cover 2 is firmly fixed on the bearing base 1, and therefore the upper steel ball groove 21 and the lower steel ball groove 11 are stably matched to form a rolling groove 4 for rolling the steel ball 5; the problem of scattering of the bearing in the use process is avoided, and the stability of the bearing structure is improved; meanwhile, the assembly operation of the bearing is convenient.
In order to enable the bearing upper cover 2 to be better clamped with the bearing base 1, the clamping part is an annular protrusion 22 which is arranged on the outer side wall of the bearing upper cover 2 in a circumferential outward protruding manner, and the clamping groove is an annular groove 12 which is arranged on the inner side wall of the bearing base 1 in a circumferential outward concave manner; the annular bulge 22 is arranged in the annular groove 12, so that the circumferential 360-degree outer side wall of the bearing upper cover 2 is clamped with the bearing base 1, and the structure of the bearing is more stable and firm; the bearing base 1 and the bearing upper cover 2 are made of rubber materials, and the rubber materials have good elasticity, so that the annular protrusion 22 can be extruded to shrink during assembly, and can be outwards ejected to be clamped with the annular groove 12 after being installed into the annular groove 12; the mutual clamping operation of the bearing upper cover 2 and the bearing base 1 is convenient.
The groove of the steel ball 5 is in a spherical crown shape, so that only a small part of the steel ball 5 penetrates out of the opening 111 to be matched with the moving shaft, the steel ball 5 is prevented from falling from the rolling groove 4 in the using process, and the structural stability of the bearing product is better.
The number of the lower steel ball grooves 11 is eight, and the eight lower steel ball grooves 11 are uniformly distributed on the bearing base 1; eight steel balls 5 are arranged on the circumference of the bearing and matched with the movable shaft, so that the movable shaft is better supported.
The above description is only a preferred embodiment of the present utility model, and the protection scope of the present utility model is not limited to the above examples, and all technical solutions belonging to the concept of the present utility model belong to the protection scope of the present utility model. It should be noted that modifications and adaptations to the present utility model may occur to one skilled in the art without departing from the principles of the present utility model and are intended to be within the scope of the present utility model.
Claims (5)
1. An axial bearing, characterized by: the bearing comprises a bearing base and a bearing upper cover which are matched with each other, wherein a plurality of lower steel ball grooves for installing steel balls are circumferentially arranged on the bearing base, openings are formed in the inner sides of the lower steel ball grooves, and a part of the steel balls extend out of the lower steel ball grooves from the openings;
the bearing upper cover is provided with a plurality of upper steel ball grooves matched with the lower steel ball grooves, wherein the upper steel ball grooves and the lower steel ball grooves are arranged in one-to-one correspondence and are matched with each other to form rolling grooves for rolling steel balls;
the bearing is characterized in that a clamping part is arranged on the outer side wall of the bearing upper cover, and a clamping groove matched with the clamping part is formed in the inner side wall of the bearing base, wherein the clamping part is matched with the clamping groove to clamp the bearing upper cover and the bearing base.
2. An axial bearing according to claim 1, characterized in that: the clamping part is an annular bulge which is arranged on the outer side wall of the bearing upper cover in a circumferential outward protruding mode, and the clamping groove is an annular groove which is arranged on the inner side wall of the bearing base in a circumferential outward sunken mode.
3. An axial bearing according to claim 2, characterized in that: the bearing base and the bearing upper cover are made of rubber materials.
4. An axial bearing according to claim 1 or 2 or 3, characterized in that: the steel ball groove is in a spherical crown shape.
5. An axial bearing according to claim 1 or 2 or 3, characterized in that: the number of the lower steel ball grooves is eight, and the eight lower steel ball grooves are uniformly distributed on the bearing base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322259490.4U CN220523064U (en) | 2023-08-22 | 2023-08-22 | Axial bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322259490.4U CN220523064U (en) | 2023-08-22 | 2023-08-22 | Axial bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220523064U true CN220523064U (en) | 2024-02-23 |
Family
ID=89937276
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322259490.4U Active CN220523064U (en) | 2023-08-22 | 2023-08-22 | Axial bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220523064U (en) |
-
2023
- 2023-08-22 CN CN202322259490.4U patent/CN220523064U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |