CN111810539B - Make things convenient for bearing holder of dismouting - Google Patents
Make things convenient for bearing holder of dismouting Download PDFInfo
- Publication number
- CN111810539B CN111810539B CN202010758447.0A CN202010758447A CN111810539B CN 111810539 B CN111810539 B CN 111810539B CN 202010758447 A CN202010758447 A CN 202010758447A CN 111810539 B CN111810539 B CN 111810539B
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- Prior art keywords
- limiting
- column
- retainer
- frame body
- ball
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/30—Parts of ball or roller bearings
- F16C33/38—Ball cages
Abstract
The invention discloses a bearing retainer convenient to disassemble and assemble, which comprises a retainer body transversely surrounding balls, wherein a flying plate which is abutted against a shaft bracket is integrally formed on the retainer body, an arc-shaped groove is formed in the position, which is abutted against the balls, of the retainer body, the retainer body comprises a front frame body and a rear frame body which are positioned on the front side and the rear side of the balls, the front frame body and the rear frame body between the adjacent balls are fixedly connected through a limiting column, the limiting column comprises an upper column body which is fixedly welded on the rear frame body and a lower column body which is fixedly welded on the front frame body, a hole groove is formed in the upper column body, a convex column is welded at the upper top of the lower column body, the convex column extends into the hole groove, a limiting groove is formed in the upper column body on the left side and the right side of the hole groove, and steel balls are placed in the limiting groove. According to the invention, the flying plate made of rubber is integrally arranged with the retainer body, the flying plate is utilized to seal the inner side of the ball, so that dust is prevented from entering, the trouble of mounting a bearing oil seal in the later period is avoided, the flying plate is integrally formed, and the processing is quicker.
Description
Technical Field
The invention belongs to the technical field of bearing equipment, and particularly relates to a bearing retainer convenient to disassemble and assemble.
Background
The bearing is an important part in the modern mechanical equipment. Its main function is to support the mechanical rotating body, reduce the friction coefficient in its motion process, and ensure its rotation precision, the bearing cage (i.e. bearing cage, also called bearing retainer) refers to the bearing part which partially wraps all or part of the rolling body and moves along with it, to isolate the rolling body, usually also to guide the rolling body and keep it in the bearing.
When the bearing works, particularly when the load is complex and the bearing rotates at high speed, the retainer is subjected to large centrifugal force, impact and vibration, large sliding friction exists between the retainer and the rolling body, and a large amount of heat is generated. The common action of force and heat can cause the retainer to break down, therefore guarantee the high quality of retainer material, it is also vital that the retainer can fully receive the lubricant lubrication, the existing bearing retainer is usually fixed with the rivet after installing, this makes when the bearing uses, the retainer or ball or axle bed damage then means must change whole bearing, the reason for this is that the retainer is difficult to take off after being fixed, choose to change whole bearing for saving maintenance time, this is a waste of resources undoubtedly, therefore we propose a bearing retainer convenient for dismouting.
Disclosure of Invention
The invention aims to: in order to solve the problem that the existing bearing retainer is difficult to take down after being installed and fixed, the bearing retainer which is convenient to disassemble and assemble is provided.
The technical scheme adopted by the invention is as follows:
the utility model provides a make things convenient for bearing holder of dismouting, includes the holder body that transversely surrounds the ball, and integrated into one piece has the board that flies to the pedestal on the holder body, pastes on the holder body and leans on the ball position to be equipped with the arc wall, and the holder body comprises the preceding support body that lies in both sides around the ball and back support body, through spacing post looks fixed connection between the preceding support body between the adjacent ball and the back support body.
The limiting column comprises an upper column body welded and fixed on the rear frame body and a lower column body welded and fixed on the front frame body, a hole groove is formed in the upper column body, a convex column is welded at the top of the lower column body and extends into the hole groove, a limiting groove is formed in the upper column body at the left side and the right side of the hole groove, a steel ball is placed in the limiting groove, a first spring inclined to the hole groove is further arranged in the limiting groove, the end of the first spring is welded with the steel ball, and one end of the steel ball is located in the limiting groove on the convex column.
The upper cylinder and the lower cylinder are fixed with a sleeve through a sleeve limiting ball, the front side and the rear side of the upper cylinder and the lower cylinder are respectively provided with a groove, a second limiting ball and a first limiting ball are correspondingly placed in the grooves, a second spring which is fixedly welded with the second limiting ball and the first limiting ball is further arranged in the groove, and the second limiting ball and the first limiting ball are respectively and partially positioned in a limiting groove formed in the inner wall of the sleeve.
The limiting column comprises a lower fixing column and an upper fixing column, the lower fixing column is welded and fixed on the front support body, the upper fixing column is welded and fixed on the rear support body, a through hole is formed in the upper fixing column, a convex seat extending into the through hole is welded at the top of the lower fixing column, steel bars in circular arrangement are evenly welded on the convex seat, a hook block is welded at the outer side position of the top end of each steel bar, and a protruding block which supports the steel bars is evenly integrally formed on the inner wall of the upper fixing column in the through hole.
The bottom of the convex block and the top of the hook block are arranged in an upward inclined structure, so that the hook block can be conveniently abutted.
The steel bar is made of high-quality stainless steel, the thickness of the steel bar is 3mm, the fatigue resistance is good, and the rigidity is also sufficient.
The fly plate is made of nitrile rubber, and the retainer body is made of metal.
Wherein, the corresponding spacing post position on preceding support body and the back support body sets up for sinking.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
1. according to the invention, the front frame body and the rear frame body are clamped by matching of the steel balls and the springs, so that the retainer is more convenient to mount and has a detachable function.
2. According to the invention, the elasticity and the rigidity of the steel bar are utilized, the limiting columns of the front frame body and the rear frame body are fixed through the mutual abutting limit of the hook block and the lug, the steel sheet is directly abutted in the mounting process, the mounting is convenient, the steel sheet is stirred in the dismounting process, and the dismounting is convenient.
3. According to the invention, the sleeve is arranged between the upper column body and the lower column body, and the sleeve is used for blocking the movement of the steel balls, so that the situation that the retainer is disassembled due to the fact that the spring is stressed and compressed when the retainer rotates at a high speed is avoided, and the use firmness is ensured.
4. According to the invention, the flying plate made of rubber is integrally arranged with the retainer body, the flying plate is utilized to seal the inner side of the ball, so that dust is prevented from entering, the trouble of mounting a bearing oil seal in the later period is avoided, the flying plate is integrally formed, and the processing is quicker.
Drawings
FIG. 1 is a longitudinal cross-sectional view of the present invention;
FIG. 2 is a transverse cross-sectional view of the present invention;
FIG. 3 is a schematic diagram of a structure of a position-limiting post according to an embodiment of the present invention;
FIG. 4 is a schematic view of the structure of a bushing according to a second embodiment of the present invention;
FIG. 5 is a schematic diagram of a third embodiment of the invention;
FIG. 6 is an enlarged view of the point A in the third embodiment of the present invention.
The labels in the figure are: 1. a pedestal; 2. a ball bearing; 3. a holder body; 3-1, a front frame body; 3-2, a rear frame body; 4. flying plates; 5. an arc-shaped slot; 6. a limiting column; 6-1, an upper column body; 6-2, lower column; 7. a sleeve; 8. a first spring; 9. a sleeve limiting ball; 9-1, a first limiting ball; 9-2, a second limiting ball; 10. a limiting groove; 11. steel balls; 12. a convex column; 13. a hole groove; 14. a groove; 15. a second spring; 16. an upper fixing column; 17. a bump; 18. a boss; 19. a lower fixing column; 20. a steel bar; 21. a through hole; 22. and (4) a hook block.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but 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; the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In a first embodiment, please refer to fig. 1 to 3, a bearing retainer convenient for disassembly and assembly includes a retainer body 3 laterally surrounding balls 2, a fly plate 4 abutting against a shaft bracket 1 is integrally formed on the retainer body 3, and the fly plate 4 is used for sealing the seal between the shaft bracket 1 and the balls 2, and is used for preventing foreign matters such as dust from entering the balls 2 and affecting the normal rotation of the balls 2, thereby affecting the overall service life of the bearing;
the retainer body 3 comprises a front frame body 3-1 and a rear frame body 3-2 which are positioned at the front side and the rear side of a ball 2, the front frame body 3-1 and the rear frame body 3-2 between the adjacent balls 2 are fixedly connected through a limiting column 6, the limiting column 6 comprises an upper column body 6-1 welded and fixed on the rear frame body 3-2 and a lower column body 6-2 welded and fixed on the front frame body 3-1, a hole groove 13 is formed in the upper column body 6-1, a convex column 12 is welded at the top of the lower column body 6-2, the convex column 12 extends into the hole groove 13, a limiting groove 10 is formed in the upper column body 6-1 at the left side and the right side of the hole groove 13, a steel ball 11 is placed in the limiting groove 10, a first spring 8 inclined hole groove 13 is further arranged in the limiting groove 10, the end of the first spring 8 is welded with the steel ball 11, and one end of the steel ball 11 is partially positioned in the limiting groove 10 on the convex column 12.
In the second embodiment, please refer to fig. 1 to 4, a bearing retainer convenient for disassembly and assembly includes a retainer body 3 laterally surrounding a ball 2, a fly plate 4 abutting against a shaft bracket 1 is integrally formed on the retainer body 3, and the fly plate 4 is used for sealing the seal between the shaft bracket 1 and the ball 2, and is used for preventing foreign matters such as dust and the like from entering the ball 2 to affect the normal rotation of the ball 2, thereby affecting the overall service life of the bearing, considering the friction between the fly plate 4 and the shaft bracket 1, therefore, the fly plate 4 is preferably made of nitrile rubber, and is fixed with the retainer body 3 made of metal by stamping, and an arc-shaped groove 5 is arranged on the retainer body 3 abutting against the ball 2 and is used for being close to the ball 2 to facilitate the rolling of the ball 2;
the retainer body 3 comprises a front frame body 3-1 and a rear frame body 3-2 which are positioned at the front side and the rear side of a ball 2, the front frame body 3-1 and the rear frame body 3-2 between the adjacent balls 2 are fixedly connected through a limiting column 6, the limiting column 6 comprises an upper column body 6-1 welded and fixed on the rear frame body 3-2 and a lower column body 6-2 welded and fixed on the front frame body 3-1, a hole groove 13 is formed in the upper column body 6-1, a convex column 12 is welded at the top of the lower column body 6-2, the convex column 12 extends into the hole groove 13, a limiting groove 10 is formed in the upper column body 6-1 at the left side and the right side of the hole groove 13, a steel ball 11 is placed in the limiting groove 10, a first spring 8 inclined in the hole groove 13 is further arranged in the limiting groove 10, the end part of the first spring 8 is welded with the steel ball 11, and one end part of the steel ball 11 is positioned in the limiting groove 10 on the convex column 12;
the outer sides of the upper cylinder 6-1 and the lower cylinder 6-2 are fixed with a sleeve 7 through a sleeve limiting ball 9, the front side and the rear side of the upper cylinder 6-1 and the lower cylinder 6-2 are respectively provided with a groove 14, a second limiting ball 9-2 and a first limiting ball 9-1 are correspondingly arranged in the groove 14, a second spring 15 welded and fixed with the second limiting ball 9-2 and the first limiting ball 9-1 is also arranged in the groove 14, and the second limiting ball 9-2 and the first limiting ball 9-1 are respectively and partially positioned in a limiting groove 10 formed in the inner wall of the sleeve 7.
When in use, the arc-shaped groove 5 of the front frame body 3-1 is aligned with the ball 2 to be orderly arranged, after the alignment is finished, the arc-shaped groove 5 of the rear frame body 3-2 is aligned with the other side of the ball 2 to ensure that the lower column 6-2 of the front frame body 3-1 and the rear frame body 3-1 correspond to the upper column 6-1, then the pressing is carried out to ensure that the convex column 12 of the lower column 6-2 is inserted into the hole groove 13 of the upper column 6-1, the steel ball 11 is extruded by the top of the convex column 12 to press the first spring 8 during the extrusion, thereby retracting into the limiting groove 10 to ensure that the convex column 12 is smoothly inserted into the hole groove 13, then when the steel ball 11 is abutted to the limiting groove on the convex column 12, the elastic force of the first spring 8 extrudes the steel ball 11 to ensure that the convex column 12 is clamped with the upper column 6-1, then the sleeve 7 positioned on the lower column 6-2 is upwards, the sleeve limiting ball 9 is located in the limiting groove 10 of the sleeve 7, the steel ball 11 is supported from the outer side by the wall of the sleeve 7, so that the steel ball 11 cannot be retracted into the limiting groove 10 and can not be released from clamping, the clamping firmness is guaranteed, the sleeve 7 slides downwards during disassembly to press the limiting ball to lock the limiting ball into the groove 14, the steel ball 11 can be normally retracted after the sleeve 7 is removed, the clamping can be released after the steel ball 11 is retracted into the limiting groove 10, and the front frame body 3-1 and the rear frame body 3-2 are detached.
In the third embodiment, please refer to fig. 1-2 and 5-6, a bearing retainer convenient for disassembly and assembly includes a retainer body 3 laterally surrounding a ball 2, a fly plate 4 abutting against a shaft bracket 1 is integrally formed on the retainer body 3, and the fly plate 4 is used as a sealing device between the blocking shaft bracket 1 and the ball 2, and is used for preventing foreign matters such as dust and the like from entering the ball 2 to affect the normal rotation of the ball 2, thereby affecting the overall service life of the bearing, and considering the friction between the fly plate 4 and the shaft bracket 1, the fly plate 4 is preferably made of nitrile rubber, and is fixed with the retainer body 3 made of metal by stamping, and an arc-shaped groove 5 is arranged on the retainer body 3 at a position abutting against the ball 2, and is used for being close to the ball 2 to facilitate the rolling of the ball 2;
the retainer body 3 comprises a front frame body 3-1 and a rear frame body 3-2 which are positioned at the front side and the rear side of a ball 2, the front frame body 3-1 and the rear frame body 3-2 between the adjacent balls 2 are fixedly connected through a limiting column 6, the limiting column 6 comprises a lower fixing column 19 welded and fixed on the front frame body 3-1 and an upper fixing column 16 welded and fixed on the rear frame body 3-2, a through hole 21 is formed in the upper fixing column 16, a convex seat 18 extending into the through hole 21 is welded at the top of the lower fixing column 19, steel bars 20 in circular arrangement are uniformly welded on the convex seat 18, a hook block 22 is welded at the outer side position of the upper top end of the steel bar 20, a convex block 17 which is abutted to the steel bar 20 is uniformly and integrally formed on the inner wall of the upper fixing column 16 in the through hole 21, and the bottom of the convex block 17 and the top of the hook block 22 are arranged in an upward inclined structure.
When the steel bar fixing device is used, the arc-shaped groove 5 of the front frame body 3-1 is firstly aligned with the ball 2 to be orderly arranged, after the alignment is finished, the arc-shaped groove 5 of the rear frame body 3-2 is aligned with the other side of the ball 2 again to enable the lower fixing column 19 of the front frame body 3-1 and the lower fixing column 19 of the rear frame body 3-1 to correspond to the upper fixing column 16, then pressing is carried out, the hook block 22 and the lug 17 are pressed due to the oblique angle arrangement during pressing, the hook block 22 is extruded and further the steel bar 20 is pressed to enable the steel bar 20 to incline inwards, so that the steel bar 20 is smoothly inserted into the through hole 21, when the hook block 22 is abutted and hooked with the lug 17, the upper fixing column 16 and the lower fixing column 19 cannot be separated to form fixing, the steel bar 20 is shifted inwards during dismounting, and the hook block 22 and the lug 17 are separated from contact and can be dismounted.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (3)
1. A bearing retainer convenient to disassemble and assemble comprises a retainer body (3) transversely surrounding balls (2), and is characterized in that a flying plate (4) abutting against a shaft bracket (1) is integrally formed on the retainer body (3), an arc-shaped groove (5) is formed in the position, which abuts against the balls (2), of the retainer body (3), the retainer body (3) comprises a front frame body (3-1) and a rear frame body (3-2) which are positioned on the front side and the rear side of the balls (2), and the front frame body (3-1) and the rear frame body (3-2) between the adjacent balls (2) are fixedly connected through a limiting column (6);
the limiting column (6) comprises an upper column body (6-1) welded and fixed on the rear frame body (3-2) and a lower column body (6-2) welded and fixed on the front frame body (3-1), a hole groove (13) is formed in the upper column body (6-1), a convex column (12) is welded at the top of the lower column body (6-2), the convex column (12) extends into the hole groove (13), limiting grooves (10) are formed in the upper column body (6-1) on the left side and the right side of the hole groove (13), steel balls (11) are placed in the limiting grooves (10), first springs (8) inclined to the hole grooves (13) are further arranged in the limiting grooves (10), the end portions of the first springs (8) are welded with the steel balls (11), and one end portions of the steel balls (11) are located in the limiting grooves (10) on the convex column (12);
the outer sides of the upper cylinder (6-1) and the lower cylinder (6-2) are fixed with a sleeve (7) through a sleeve limiting ball (9), grooves (14) are respectively formed in the front side and the rear side of the upper cylinder (6-1) and the lower cylinder (6-2), a second limiting ball (9-2) and a first limiting ball (9-1) are correspondingly arranged in the grooves (14), a second spring (15) fixedly welded with the second limiting ball (9-2) and the first limiting ball (9-1) is further arranged in each groove (14), and the second limiting ball (9-2) and the first limiting ball (9-1) are respectively and partially located in a limiting groove (10) formed in the inner wall of the sleeve (7).
2. Bearing cage according to claim 1, characterized in that the flyer plate (4) is made of nitrile rubber and the cage body (3) is made of metal.
3. The bearing retainer convenient to disassemble and assemble according to claim 2, wherein the positions of the corresponding limiting columns (6) on the front retainer body (3-1) and the rear retainer body (3-2) are arranged in a sinking way.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010758447.0A CN111810539B (en) | 2020-07-31 | 2020-07-31 | Make things convenient for bearing holder of dismouting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010758447.0A CN111810539B (en) | 2020-07-31 | 2020-07-31 | Make things convenient for bearing holder of dismouting |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111810539A CN111810539A (en) | 2020-10-23 |
| CN111810539B true CN111810539B (en) | 2022-02-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010758447.0A Active CN111810539B (en) | 2020-07-31 | 2020-07-31 | Make things convenient for bearing holder of dismouting |
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| Country | Link |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112833993A (en) * | 2020-12-31 | 2021-05-25 | 象山恒峰汽车零部件有限公司 | Water level sensor for automobile water tank convenient to stably install |
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| CN209309140U (en) * | 2018-11-22 | 2019-08-27 | 台州市永宁轴承制造有限公司 | A kind of novel deep groove ball bearing retainer |
| CN209414399U (en) * | 2018-12-11 | 2019-09-20 | 瓦房店轴承产品有限公司 | A kind of self-aligning roller bearing |
| CN110529494A (en) * | 2019-08-09 | 2019-12-03 | 双钱集团（江苏）轮胎有限公司 | A kind of bearing equipped with holding frame mechanism |
| CN210423419U (en) * | 2019-05-21 | 2020-04-28 | 宁波市镇海英格尔轴承有限公司 | Dustproof deep groove ball bearing |
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2020
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|---|---|---|---|---|
| GB1104498A (en) * | 1965-10-23 | 1968-02-28 | Danly Mach Specialties Inc | Improvements in ball bearing die set |
| SU1573248A1 (en) * | 1988-03-15 | 1990-06-23 | Минский Филиал Государственного Проектно-Технологического И Экспериментального Института "Оргстанкинпром" | Ball bearing |
| DE10218238A1 (en) * | 2002-04-24 | 2003-11-06 | Fag Kugelfischer Ag & Co Kg | A roller bearing has a solid brass cage in two halves riveted together with the aid of heated clinching. |
| JP2007278371A (en) * | 2006-04-05 | 2007-10-25 | Nsk Ltd | Rolling bearing in use under high-temperature corrosive environment |
| CN103270328A (en) * | 2010-12-21 | 2013-08-28 | Skf公司 | A ball retaining cage for bearings and a deep groove ball bearing |
| JP2014005913A (en) * | 2012-06-26 | 2014-01-16 | Ntn Corp | Rolling bearing |
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| CN209309140U (en) * | 2018-11-22 | 2019-08-27 | 台州市永宁轴承制造有限公司 | A kind of novel deep groove ball bearing retainer |
| CN209414399U (en) * | 2018-12-11 | 2019-09-20 | 瓦房店轴承产品有限公司 | A kind of self-aligning roller bearing |
| CN210423419U (en) * | 2019-05-21 | 2020-04-28 | 宁波市镇海英格尔轴承有限公司 | Dustproof deep groove ball bearing |
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| Publication number | Publication date |
|---|---|
| CN111810539A (en) | 2020-10-23 |
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