CN218625089U - Retainer for angular contact ball bearing - Google Patents
Retainer for angular contact ball bearing Download PDFInfo
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- CN218625089U CN218625089U CN202223175802.5U CN202223175802U CN218625089U CN 218625089 U CN218625089 U CN 218625089U CN 202223175802 U CN202223175802 U CN 202223175802U CN 218625089 U CN218625089 U CN 218625089U
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- lubricating oil
- ball bearing
- angular contact
- contact ball
- retainer
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Abstract
The utility model discloses a retainer for an angular contact ball bearing, which is uniformly provided with a plurality of pockets along the circumferential surface circumference, and rolling elements are respectively arranged in the pockets; the upper end and the lower end of the retainer for the angular contact ball bearing are respectively provided with an outer shaft sleeve; the upper ends of half of the pockets distributed at intervals in the plurality of pockets are provided with stepped lubricating oil holes penetrating through an upper end outer shaft sleeve, the lower small holes of the stepped lubricating oil holes are oil passing holes, the upper large holes are embedded with lubricating oil storage chambers, and the lubricating oil storage chambers are internally filled with lubricating oil and communicated with the oil passing holes; the other half of the pockets have the same principle; the upper end outer shaft sleeve and the lower end outer shaft sleeve are in threaded connection with the angular contact ball bearing. The utility model provides a retainer for angular contact ball bearing, all spherical rolling elements can realize the immersion and lubrication of lubricating oil; all the parts are also connected and fastened, so that the positioning is rapid and accurate, and the rapid disassembly and fastening installation are convenient.
Description
Technical Field
The utility model relates to a holder especially relates to an angular contact ball bearing uses holder.
Background
The bearing is an important part in the modern mechanical equipment, and the main function of the bearing is to support a mechanical rotating body, reduce the friction coefficient in the movement process of the mechanical rotating body and ensure the rotation precision of the mechanical rotating body. Modern linear motion bearings use the same principle of operation, but sometimes balls are used instead of rollers, and in order to ensure that the balls can rotate in a fixed position, a cage is required to limit the balls (i.e., the rolling elements).
In the existing retainer, because the fit tolerance of the inner hole of the inner guide retainer of the bearing and the ball is smaller, lubricating oil is difficult to enter the roller path, poor lubrication is easy to cause, and the retainer and the ball cannot be well lubricated. The existing retainer for the angular contact ball bearing generally needs to be added with a lubricating oil device so as to reduce friction between the retainer and a ball, avoid high temperature caused by poor heat dissipation effect, further avoid friction loss from influencing the service life of the bearing, and avoid unsmooth rotation. The existing retainer for the angular contact ball bearing generally adopts manual work to drip lubricating oil at intervals for lubrication, so that each ball can not be lubricated accurately, a continuous automatic lubrication process can not be carried out, time and labor are wasted, and the lubrication effect is required to be enhanced.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides an angular contact ball bearing is with holder.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the retainer for the angular contact ball bearing is formed by splicing an upper retainer for the angular contact ball bearing and a lower retainer for the angular contact ball bearing, wherein a plurality of pockets are uniformly formed in the retainer for the angular contact ball bearing along the circumferential surface of the retainer, and rolling elements are respectively arranged in the pockets; the upper end and the lower end of the retainer for the angular contact ball bearing are respectively provided with an outer shaft sleeve;
the upper ends of half of the pockets distributed at intervals in the plurality of pockets are provided with stepped lubricating oil holes penetrating through an upper end outer shaft sleeve, the lower small holes of the stepped lubricating oil holes are oil passing holes, the upper large holes are embedded with lubricating oil storage chambers, and the lubricating oil storage chambers are internally filled with lubricating oil and communicated with the oil passing holes; the lower end of the other half pocket holes distributed at intervals in the plurality of pockets are provided with stepped lubricating oil holes penetrating through an outer shaft sleeve at the lower end, the upper small holes of the stepped lubricating oil holes are oil passing holes, the lower large holes are embedded with lubricating oil storage chambers, and the lubricating oil storage chambers contain lubricating oil and are communicated with the oil passing holes; the upper end outer shaft sleeve and the lower end outer shaft sleeve are in threaded connection with the angular contact ball bearing.
Preferably, the lubricating oil guide-out piece is arranged in the lower small hole in a penetrating manner and is arranged in the lubricating oil storage chamber in the upper large hole in a penetrating manner; and a lubricating oil guide part is arranged in the upper small hole in a penetrating manner and is arranged in a lubricating oil storage chamber in the lower large hole in a penetrating manner.
Preferably, the upper end openings of all the lubricating oil storage chambers can be detachably provided with storage chamber covers; the storage chamber cover is communicated with the external environment; the outer surfaces of all the storage chamber covers do not exceed the outer surface of the outer shaft sleeve.
Preferably, the outer shaft sleeves at the upper end and the lower end and the angular contact ball bearing are provided with a plurality of threaded holes along the circumferential direction in a through mode, and the plurality of threaded holes are internally threaded with bolts which are fastened by nuts; a plurality of screw hole and a plurality of pocket dislocation distribution each other.
Preferably, the outer surface of the bolt and the outer surface of the nut do not exceed the outer surface of the outer shaft sleeve.
Preferably, the lower end of the upper retainer for the angular contact ball bearing is uniformly provided with a plurality of arc-shaped pockets along the circumferential direction of the lower retainer, the upper end of the lower retainer for the angular contact ball bearing is uniformly provided with a plurality of arc-shaped pockets along the circumferential direction of the lower retainer, and the plurality of arc-shaped pockets of the upper retainer for the angular contact ball bearing and the plurality of arc-shaped pockets of the lower retainer for the angular contact ball bearing are respectively spliced into the plurality of pockets.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) The immersion and lubrication of lubricating oil can be realized on all spherical rolling elements, the noise is reduced, the rotation is smooth, and the service life is prolonged;
(2) The outer shaft sleeve and the upper retainer for the angular contact ball bearing and the lower retainer for the angular contact ball bearing are connected by the mutual threads, the connection is tight, the positioning is rapid and accurate, and the rapid disassembly, the positioning and the fastening installation among the outer shaft sleeve, the upper retainer for the angular contact ball bearing and the lower retainer for the angular contact ball bearing can be realized.
Drawings
FIG. 1 is a view of the overall structure of the utility model;
FIG. 2 is a view of the overall structure of the present invention;
FIG. 3 is an overall front view of the present invention;
fig. 4 is an overall plan view of the present invention;
FIG. 5 is a sectional view taken along line B-B of FIG. 4;
FIG. 6 is a sectional view taken along line G-G in FIG. 4;
fig. 7 is an overall bottom view of the present invention;
fig. 8 is a sectional view taken along line F-F in fig. 7.
In the figure: 1. an upper retainer for an angular contact ball bearing; 2. a lower retainer for an angular contact ball bearing; 3. a pocket hole; 4. a bolt; 5. a nut; 6. a stepped lubrication oil hole; 7. a lubricating oil lead-out member; 8. a lubricant storage chamber; 9. a storage chamber cover; 10. an outer sleeve.
Detailed Description
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.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b):
as shown in fig. 1 to 8, the retainer for the angular ball bearing is formed by splicing an upper retainer 1 for the angular ball bearing and a lower retainer 2 for the angular ball bearing; the lower end of the upper retainer 1 for the angular contact ball bearing is uniformly provided with a plurality of arc-shaped pockets along the circumferential direction of the lower end, the upper end of the lower retainer 2 for the angular contact ball bearing is uniformly provided with a plurality of arc-shaped pockets along the circumferential direction of the lower end, the plurality of arc-shaped pockets of the upper retainer 1 for the angular contact ball bearing and the plurality of arc-shaped pockets of the lower retainer 2 for the angular contact ball bearing are respectively spliced into a plurality of pockets 3, and rolling elements are respectively arranged in the plurality of pockets 3.
A stepped lubricating oil hole 6 penetrating through an upper end outer shaft sleeve 10 is formed in the upper end of one half of the plurality of pockets 3 which are distributed at intervals, a lower small hole of the stepped lubricating oil hole 6 is an oil passing hole, a lubricating oil storage chamber 8 is embedded into an upper large hole, and lubricating oil is contained in the lubricating oil storage chamber 8 and communicated with the oil passing hole; the second half pocket 3 lower extreme that is interval distribution in a plurality of pocket 3 sets up the ladder lubrication oil hole 6 that link up outer axle sleeve 10 of lower extreme, and the last aperture of ladder lubrication oil hole 6 is equipped with lubricating oil apotheca 8 for crossing the embedding of oilhole, lower macropore, and lubricating oil apotheca 8's inside splendid attire is linked together by lubricating oil and inside and crossing the oilhole.
A lubricating oil leading-out piece 7 penetrates through the lower small hole, and the lubricating oil leading-out piece 7 penetrates into a lubricating oil storage chamber 8 in the upper large hole; the lubricating oil leading-out piece 7 penetrates through the upper small hole, and the lubricating oil leading-out piece 7 penetrates into the lubricating oil storage chamber 8 in the lower large hole. The lubricating oil lead-out member 7 may be a sponge or the like.
The upper end openings of all the lubricating oil storage chambers 8 are in threaded connection with a storage chamber cover 9; the storage chamber cover 9 is communicated with the external environment; the outer surfaces of all the storage chamber covers 9 do not exceed the outer surface of the outer sleeve 10.
The utility model discloses a theory of operation does:
screwing off all the storage chamber covers 9 by threads, and injecting lubricating liquid into all the lubricating oil storage chambers 8;
lubricating oil flows into the lubricating oil leading-out part 7 from the inside of the lubricating oil storage chamber 8, the lubricating oil leading-out part 7 can adopt sponge and the like, and the lubricating oil is slowly immersed into the plurality of spherical rolling elements, so that the lubrication of the plurality of rolling elements arranged on the retainer for the angular contact ball bearing is realized;
because the storage chamber cover 9 can be unscrewed in a thread and is communicated with the outside, the storage chamber cover 9 can be opened (the upper surface of the storage chamber cover 9 can be provided with a groove for unscrewing), so that lubricating oil can be added in time conveniently;
the immersion and lubrication of the lubricating oil can be realized on all the spherical rolling elements;
the reason why the angular contact ball bearing retainer is formed by splicing the upper angular contact ball bearing retainer 1 and the lower angular contact ball bearing retainer 2 is that: the upper retainer 1 for the angular contact ball bearing and the lower retainer 2 for the angular contact ball bearing are convenient to respectively provide stepped lubricating oil holes 6, and the assembly of a plurality of spherical rolling elements is more convenient;
the upper end outer shaft sleeve 10, the lower end outer shaft sleeve 10, the upper retainer 1 for the angular contact ball bearing and the lower retainer 2 for the angular contact ball bearing are in threaded connection with each other in four directions by adopting the long bolts 4 and the nuts 5, are connected and fastened, are positioned quickly and accurately, and can realize quick disassembly, positioning and fastening installation among the upper end outer shaft sleeve 10, the lower end outer shaft sleeve 10, the upper retainer 1 for the angular contact ball bearing and the lower retainer 2 for the angular contact ball bearing.
Above, only be the embodiment of the preferred of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be included in the protection scope of the present invention.
Claims (6)
1. A retainer for an angular contact ball bearing is formed by splicing an upper retainer (1) for the angular contact ball bearing and a lower retainer (2) for the angular contact ball bearing, wherein a plurality of pockets (3) are uniformly formed in the retainer for the angular contact ball bearing along the circumferential direction of the retainer, and rolling elements are respectively arranged in the pockets (3); the upper end and the lower end of the retainer for the angular contact ball bearing are respectively provided with an outer shaft sleeve (10); the method is characterized in that:
the upper ends of half of the pockets (3) distributed at intervals in the pockets (3) are provided with stepped lubricating oil holes (6) penetrating through an upper end outer shaft sleeve (10), the lower small holes of the stepped lubricating oil holes (6) are oil passing holes, the upper large holes are embedded with lubricating oil storage chambers (8), and the lubricating oil storage chambers (8) are filled with lubricating oil and communicated with the oil passing holes; the lower end of the other half pocket (3) distributed at intervals in the plurality of pockets (3) is provided with a stepped lubricating oil hole (6) penetrating through an outer shaft sleeve (10) at the lower end, the upper small hole of the stepped lubricating oil hole (6) is an oil passing hole, a lubricating oil storage chamber (8) is embedded in the lower large hole, lubricating oil is contained in the lubricating oil storage chamber (8), and the interior of the lubricating oil storage chamber is communicated with the oil passing hole; the upper end outer shaft sleeve (10) and the lower end outer shaft sleeve (10) are in threaded connection with the angular contact ball bearings.
2. The angular contact ball bearing cage according to claim 1, wherein: a lubricating oil leading-out piece (7) penetrates through the lower small hole, and the lubricating oil leading-out piece (7) penetrates into a lubricating oil storage chamber (8) in the upper large hole; and a lubricating oil guide-out piece (7) penetrates through the upper small hole, and the lubricating oil guide-out piece (7) penetrates into a lubricating oil storage chamber (8) in the lower large hole.
3. The angular contact ball bearing cage according to claim 2, wherein: the upper end openings of all the lubricating oil storage chambers (8) can be detachably provided with storage chamber covers (9); the storage chamber cover (9) is communicated with the external environment; the outer surfaces of all the storage chamber covers (9) do not exceed the outer surface of the outer shaft sleeve (10).
4. The angular contact ball bearing cage according to claim 1, 2, or 3, wherein: a plurality of threaded holes are formed in the upper end outer shaft sleeve (10) and the lower end outer shaft sleeve (10) and the angular contact ball bearing in a penetrating mode along the circumferential direction, bolts (4) are screwed into the threaded holes in the threaded holes, and the bolts (4) are fastened through nuts (5); the plurality of threaded holes and the plurality of pockets (3) are distributed in a staggered mode.
5. The angular contact ball bearing cage according to claim 4, wherein: the outer surfaces of the bolt (4) and the nut (5) do not exceed the outer surface of the outer shaft sleeve (10).
6. The angular contact ball bearing cage according to claim 1, wherein: the lower end of the upper retainer (1) for the angular contact ball bearing is uniformly provided with a plurality of arc-shaped pockets along the circumferential direction of the lower retainer, the upper end of the lower retainer (2) for the angular contact ball bearing is uniformly provided with a plurality of arc-shaped pockets along the circumferential direction of the lower retainer, and the plurality of arc-shaped pockets of the upper retainer (1) for the angular contact ball bearing and the plurality of arc-shaped pockets of the lower retainer (2) for the angular contact ball bearing are respectively spliced into a plurality of pockets (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223175802.5U CN218625089U (en) | 2022-11-29 | 2022-11-29 | Retainer for angular contact ball bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223175802.5U CN218625089U (en) | 2022-11-29 | 2022-11-29 | Retainer for angular contact ball bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218625089U true CN218625089U (en) | 2023-03-14 |
Family
ID=85452756
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223175802.5U Active CN218625089U (en) | 2022-11-29 | 2022-11-29 | Retainer for angular contact ball bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218625089U (en) |
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2022
- 2022-11-29 CN CN202223175802.5U patent/CN218625089U/en active Active
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