CN220622468U - Deep groove ball bearing with high bearing performance - Google Patents
Deep groove ball bearing with high bearing performance Download PDFInfo
- Publication number
- CN220622468U CN220622468U CN202322355439.3U CN202322355439U CN220622468U CN 220622468 U CN220622468 U CN 220622468U CN 202322355439 U CN202322355439 U CN 202322355439U CN 220622468 U CN220622468 U CN 220622468U
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- ball
- bearing
- mounting groove
- retainer
- deep groove
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- 239000003921 oil Substances 0.000 claims description 9
- 239000010687 lubricating oil Substances 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 6
- 230000013011 mating Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
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- Rolling Contact Bearings (AREA)
Abstract
The utility model discloses a deep groove ball bearing with high bearing performance, which comprises a bearing inner ring and a bearing outer ring, wherein a first mounting groove is formed in the outer wall of the bearing inner ring, a second mounting groove is formed in the inner wall of the bearing outer ring, the deep groove ball bearing further comprises a first retainer and a second retainer which are clamped on two sides of a ball, a first bulge is integrally formed at the contact part of the first retainer or the second retainer and the second retainer or the first retainer, a first groove matched with the first bulge is formed in the second retainer or the first retainer, and the section of the ball is elliptical. The cross section of the ball is elliptical, the ratio of the major axis to the minor axis of the ball is more than 1 and less than 1.2, and the ball is transverse, so that the ball can bear the force in the minor axis direction, and the bearing performance of the utility model is improved. The first bulge is wedge-shaped or semi-elliptic, so that the tight fitting degree of installation can be improved, and after the tight fitting degree of installation is improved, the capability of the installed ball to resist radial force can be correspondingly improved.
Description
Technical Field
The utility model belongs to the field of accessories of mechanical equipment, and particularly relates to a deep groove ball bearing with high bearing performance.
Background
The original name of the deep groove ball bearing is a single-row radial ball bearing, and the radial ball bearing is the rolling bearing with the most wide application. It features small friction resistance and high rotation speed, and can be used for bearing radial load or combined load of radial and axial directions, and also for bearing axial load, such as small-power motor, speed-changing box of car and tractor, machine tool gear box, general machine and tool. However, the conventional deep groove bearing has poor impact resistance and is easily impacted by radial force, so that it is important to obtain a deep groove ball bearing with high bearing performance, which overcomes the defects.
Disclosure of Invention
In order to solve at least one technical problem, the utility model provides a deep groove ball bearing with high bearing performance, which comprises a bearing inner ring and a bearing outer ring, wherein a first mounting groove is formed in the outer wall of the bearing inner ring, a second mounting groove is formed in the inner wall of the bearing outer ring, the first mounting groove and the second mounting groove are matched to form a ball accommodating cavity, the deep groove ball bearing further comprises a first retainer and a second retainer which are clamped on two sides of a ball, a first bulge is integrally formed at the contact part of the first retainer or the second retainer and the second retainer or the first retainer, a first groove matched with the first bulge is formed in the second retainer or the first retainer, the section of the ball is elliptical, and the ratio of the long axis to the short axis of the ball is more than 1 and less than 1.2 and is horizontal.
According to the technical scheme, the section of the ball is elliptical, the ratio of the major axis to the minor axis of the ball is larger than 1 and smaller than 1.2, and the ball is transverse, so that the ball can bear the force in the minor axis direction, and the bearing performance of the ball is improved.
As a preferable mode, the first protrusion is wedge-shaped. Or the first protrusion is semi-elliptical.
Through above-mentioned technical scheme, wedge or semi-oval setting can improve the tight-fitting degree of installation, and after the tight-fitting degree of installation improves, the ability of the ball that is installed resistance radial force also can correspondingly improve.
As a preferable mode, the radian of the first mounting groove is smaller than that of the ball. The radian of the second mounting groove is smaller than that of the ball. The first mounting groove and the second mounting groove are positioned on two sides of the ball, and the accommodating protrusions are integrally formed in the ball direction, so that an oil storage groove is formed between the accommodating protrusions and the first mounting groove or the second mounting groove.
Through above-mentioned technical scheme, the setting of oil storage tank can reduce friction to increase rotation efficiency.
As a preferable mode, a gap is arranged between the accommodating protrusion and the outer wall of the ball so as to prevent the lubricating oil in the oil storage tank from leaking.
Compared with the prior art, the utility model has the advantages that: the utility model has simple structure, the section of the ball is elliptical, the ratio of the major axis to the minor axis of the ball is more than 1 and less than 1.2, and the ball is horizontal, so that the ball can bear the force in the minor axis direction, and the bearing performance of the ball is improved; the first cage and the second cage cooperate with the balls to a high degree of fit, and when the degree of fit is increased, the ability of the installed balls to resist radial forces can be correspondingly increased.
Drawings
FIG. 1 is a schematic cross-sectional view of the present utility model;
FIG. 2 is a schematic cross-sectional view of an embodiment of the present utility model;
FIG. 3 is a schematic cross-sectional view of two embodiments of the present utility model;
FIG. 4 is a cross-sectional perspective view of a first cage according to one embodiment of the present utility model;
FIG. 5 is an enlarged view at A of FIG. 1;
reference numerals:
1-a bearing inner ring; 2-bearing outer ring; 3-a first mounting groove; 4-a second mounting groove; 5-a first holder; 6-a second cage; 7-a first bump; 8-a first groove; 9-accommodating the protrusions; 10-an oil storage tank; 11-gap; 12-balls; 13-slotting.
Detailed Description
The utility model will be described in detail below with respect to certain specific embodiments thereof in order to better understand the utility model and thereby to more clearly define the scope of the utility model as claimed. It should be noted that the following description is only some embodiments of the inventive concept and is only a part of examples of the present utility model, wherein the specific direct description of the related structures is only for the convenience of understanding the present utility model, and the specific features do not naturally and directly limit the implementation scope of the present utility model.
Referring to the drawings, the utility model adopts the following technical scheme that the deep groove ball bearing with high bearing performance comprises a bearing inner ring 1 and a bearing outer ring 2, wherein a first mounting groove 3 is formed on the outer wall of the bearing inner ring 1, a second mounting groove 4 is formed on the inner wall of the bearing outer ring 2, the first mounting groove 3 and the second mounting groove 4 are matched to form a ball 12 accommodating cavity, the deep groove ball bearing further comprises a first retainer 5 and a second retainer 6 which are clamped at two sides of the ball 12, a first bulge 7 is integrally formed at the contact part of the first retainer 5 or the second retainer 6 and the second retainer 6 or the first retainer 5, a first groove 8 matched with the first bulge 7 is formed on the second retainer 6 or the first retainer 5, the section of the ball 12 is elliptical, and the ratio of the major axis to the minor axis of the ball 12 is more than 1 and less than 1.2 and is horizontal.
The first holder 5 and the second holder 6 are welded or bolted fixedly. The first retainer 5 and the second retainer 6 are provided with grooves 13 for placing balls 12.
By the technical scheme, the section of the ball 12 is elliptical, the ratio of the major axis to the minor axis of the ball 12 is more than 1 and less than 1.2, and the ball 12 is transverse, so that the ball can bear the force in the minor axis direction, and the bearing performance of the utility model is improved.
As a preferred form of the above, the first protrusion 7 is wedge-shaped. Or the first protrusion 7 is semi-elliptical.
By means of the technical scheme, the wedge-shaped or semi-elliptical arrangement can improve the tight fitting degree of installation, and after the tight fitting degree of installation is improved, the radial force resistance of the installed balls 12 can be correspondingly improved.
As a preferable mode, the arc of the first mounting groove 3 is smaller than the arc of the ball 12. The arc of the second mounting groove 4 is smaller than the arc of the ball 12. The first mounting groove 3 and the second mounting groove 4 are positioned on two sides of the ball 12, and the accommodating protrusions 9 are integrally formed in the direction of the ball 12, so that an oil storage groove 10 is formed between the accommodating protrusions 9 and the first mounting groove 3 or the second mounting groove 4.
Through the above technical scheme, the arrangement of the oil storage tank 10 can reduce friction to increase rotation efficiency.
As a preferable mode, a gap 11 is provided between the accommodating protrusion 9 and the outer wall of the ball 12, so that the lubricating oil in the oil reservoir 10 does not leak.
Compared with the prior art, the utility model has the advantages that: the utility model has simple structure, the section of the ball 12 is elliptical, the ratio of the major axis to the minor axis of the ball 12 is more than 1 and less than 1.2, and the ball 12 is horizontal, can bear the force in the minor axis direction, and increases the bearing performance of the utility model; the first cage 5 and the second cage 6 have a high degree of mating with the balls 12, and when the degree of mating is increased, the ability of the balls 12 to resist radial forces is increased.
The terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, article, or apparatus/means that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, article, or apparatus/means.
In the description of the present utility model, terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like, which indicate a direction or a positional relationship, are based on the direction or the positional relationship shown in the drawings, are merely for convenience of description, and do not indicate or imply that the apparatus or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus are not to be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Thus far, the technical solution of the present utility model has been described in connection with the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of protection of the present utility model is not limited to these specific embodiments. Equivalent modifications and substitutions for related technical features may be made by those skilled in the art without departing from the principles of the present utility model, and such modifications and substitutions will fall within the scope of the present utility model.
Claims (8)
1. The utility model provides a deep groove ball bearing that bearing performance is high which characterized in that: including bearing inner race (1) and bearing outer lane (2), set up first mounting groove (3) on the outer wall of bearing inner race (1), set up second mounting groove (4) on the inner wall of bearing outer lane (2), first mounting groove (3) and second mounting groove (4) cooperation form ball (12) hold the chamber, still including centre gripping first holder (5) and second holder (6) in ball (12) both sides, first holder (5) or second holder (6) with second holder (6) or first holder (5) contact part integrated into one piece have first arch (7), set up on second holder (6) or first holder (5) with first protruding (7) complex first recess (8), the cross-section of ball (12) is oval form.
2. The high load bearing deep groove ball bearing of claim 1, wherein: the first bulge (7) is wedge-shaped.
3. The high load bearing deep groove ball bearing of claim 1, wherein: the first bulge (7) is semi-elliptical.
4. The high load bearing deep groove ball bearing of claim 1, wherein: the radian of the first mounting groove (3) is smaller than that of the ball (12).
5. The high load bearing deep groove ball bearing of claim 1, wherein: the radian of the second mounting groove (4) is smaller than that of the ball (12).
6. The high load bearing deep groove ball bearing of claim 4 or 5, wherein: the first mounting groove (3) and the second mounting groove (4) are positioned at two sides of the ball (12), and the accommodating protrusions (9) are integrally formed in the direction of the ball (12), so that an oil storage groove (10) is formed between the accommodating protrusions (9) and the first mounting groove (3) or the second mounting groove (4).
7. The high load bearing deep groove ball bearing of claim 6, wherein: a gap (11) is arranged between the accommodating protrusion (9) and the outer wall of the ball (12) so as to prevent lubricating oil in the oil storage tank (10) from leaking.
8. The high load bearing deep groove ball bearing of claim 1, wherein: the ratio of the major axis to the minor axis of the ball (12) is greater than 1 and less than 1.2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322355439.3U CN220622468U (en) | 2023-08-30 | 2023-08-30 | Deep groove ball bearing with high bearing performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322355439.3U CN220622468U (en) | 2023-08-30 | 2023-08-30 | Deep groove ball bearing with high bearing performance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220622468U true CN220622468U (en) | 2024-03-19 |
Family
ID=90220588
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322355439.3U Active CN220622468U (en) | 2023-08-30 | 2023-08-30 | Deep groove ball bearing with high bearing performance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220622468U (en) |
-
2023
- 2023-08-30 CN CN202322355439.3U patent/CN220622468U/en active Active
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