CN113027913A - Self-locking double-row full-complement cylindrical roller bearing with flange outer ring - Google Patents
Self-locking double-row full-complement cylindrical roller bearing with flange outer ring Download PDFInfo
- Publication number
- CN113027913A CN113027913A CN202110316527.5A CN202110316527A CN113027913A CN 113027913 A CN113027913 A CN 113027913A CN 202110316527 A CN202110316527 A CN 202110316527A CN 113027913 A CN113027913 A CN 113027913A
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- CN
- China
- Prior art keywords
- outer ring
- self
- ring
- locking
- annular
- 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.)
- Pending
Links
- 238000007789 sealing Methods 0.000 claims abstract description 32
- 238000005096 rolling process Methods 0.000 claims abstract description 21
- 230000000295 complement effect Effects 0.000 claims description 8
- 239000002184 metal Substances 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 5
- 239000003921 oil Substances 0.000 description 9
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
Images
Classifications
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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
- F16C19/00—Bearings with rolling contact, for exclusively rotary movement
- F16C19/22—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings
- F16C19/34—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load
- F16C19/38—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load with two or more rows of rollers
-
- 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
- F16C33/58—Raceways; Race rings
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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
- F16C33/72—Sealings
- F16C33/76—Sealings of ball or roller bearings
- F16C33/78—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members
- F16C33/7803—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members suited for particular types of rolling bearings
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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
- F16C33/72—Sealings
- F16C33/76—Sealings of ball or roller bearings
- F16C33/78—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members
- F16C33/7816—Details of the sealing or parts thereof, e.g. geometry, material
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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
- F16C33/72—Sealings
- F16C33/76—Sealings of ball or roller bearings
- F16C33/78—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members
- F16C33/784—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members mounted to a groove in the inner surface of the outer race and extending toward the inner race
- F16C33/7843—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members mounted to a groove in the inner surface of the outer race and extending toward the inner race with a single annular sealing disc
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rolling Contact Bearings (AREA)
Abstract
A flange outer ring self-locking double-row full-complement cylindrical roller bearing relates to the technical field of cylindrical roller bearings and comprises an outer ring, an inner ring, a rolling body and a self-locking sealing device; two inner rings are arranged in the outer ring side by side, a plurality of rolling bodies are arranged between the outer ring and the two inner rings at intervals in a surrounding manner, and a roller path for limiting the axial movement of the rolling bodies is arranged at the outer edge of the inner ring; the two ends of the inner edge of the outer ring are provided with annular grooves, a self-locking sealing device is arranged at a position corresponding to the annular grooves, the self-locking sealing device comprises an annular framework and sealing ring pieces, the outer edge of the annular framework is provided with right-angle flanges which are correspondingly abutted against the inner edge of the outer ring, the annular framework is provided with a plurality of elastic locking plates which can be correspondingly nested with the annular grooves at intervals at the positions corresponding to the right-angle flanges, and the inner edge of the annular framework is provided with the sealing ring pieces of which the inner edges can be correspondingly; the invention saves the internal space, facilitates the lengthening design of the rolling body, improves the integral bearing capacity and improves the assembly and installation efficiency.
Description
Technical Field
The invention relates to the technical field of cylindrical roller bearings, in particular to a flange outer ring self-locking double-row full-complement cylindrical roller bearing.
Background
The bearing series has the characteristics of compact structure, high rigidity, high bearing capacity and the like, and the outer ring of the bearing is provided with a stop groove, so that bidirectional axial positioning can be realized by installing a stop ring; with reference to fig. 5, the conventional pulley bearing comprises two stop rings, an outer ring, an inner ring, a seal ring, an inner lock ring and other parts, and the conventional structure of the series of products is locked by the inner lock ring and a positioning groove on an inner sleeve of the bearing, the inner lock ring is easy to protrude out of the inner diameter, so that the installation is inconvenient, the inner lock ring and the positioning groove are complex to process, the fixation is not firm, the problems of sleeve loosening and the like are easy to occur, and the inner lock ring occupies a certain rolling body design space, so that the rolling body design is short, and the integral bearing capacity of the bearing is; two retaining rings need to be installed to traditional structure bearing overcoat, and bearing inner race terminal surface wall thickness is thinner, and two retaining ring designs make the axial can not the accurate positioning, and the sealed skeleton design of traditional structure bearing is generally thin partially, causes sealed easy deformation when the assembly, can not fix a position very well, and traditional structure bearing whole part quantity is on the large side, and assembly and installation are complicated, the process is many, and this kind of phenomenon is the problem that technical staff in the field await the solution urgently.
Disclosure of Invention
In order to overcome the defects in the background art, the invention discloses a flange outer ring self-locking double-row full-complement cylindrical roller bearing.
In order to achieve the purpose, the invention adopts the following technical scheme:
a flange outer ring self-locking double-row full-complement cylindrical roller bearing comprises an outer ring, an inner ring, a rolling body and a self-locking sealing device; two inner rings are arranged in the outer ring side by side, a plurality of rolling bodies are arranged between the outer ring and the two inner rings at intervals in a surrounding manner, and a roller path for limiting the axial movement of the rolling bodies is arranged at the outer edge of the inner ring; the self-locking sealing device comprises an annular framework and sealing ring pieces, wherein the outer edge of the annular framework is provided with right-angle flanges which are correspondingly butted with the inner edge of the outer ring, the annular framework is provided with a plurality of elastic locking pieces which can be correspondingly nested with the annular groove at intervals corresponding to the right-angle flanges, and the inner edge of the annular framework is provided with the sealing ring pieces of which the inner edges can be correspondingly butted with the outer edge of the inner ring.
Preferably, one end of the outer edge of the outer ring is provided with a flange, and the other end of the outer edge of the outer ring is provided with a clamping groove for clamping the stop ring.
Preferably, an annular boss is arranged in the middle of the inner edge of the outer ring.
Preferably, an oil groove is formed in the middle of the outer edge of the outer ring, and an oil filling hole is formed in the bottom of the oil groove.
Preferably, the annular framework and the elastic locking plate are of an integrated structure.
Preferably, the annular framework and the sealing ring sheet are correspondingly bonded or clamped.
Preferably, the annular framework is a rigid metal piece.
Due to the adoption of the technical scheme, the invention has the following beneficial effects:
the flange outer ring self-locking double-row full-complement cylindrical roller bearing disclosed by the invention has the advantages that the structure is simple, the assembly is easy, the annular grooves are arranged at the two ends of the inner edge of the outer ring, the self-locking sealing devices are arranged at the positions corresponding to the annular grooves, the self-locking is formed through the self-locking sealing devices, and the outer ring, the inner ring, the rolling body and the self-locking sealing devices can form an inseparable integral structure after being locked; in addition, the flange outer ring self-locking double-row full-complement cylindrical roller bearing overall structure reduces the number of parts, improves the assembly and installation efficiency, also improves the overall stability, and avoids the problems of bearing sleeve loosening, sealing deformation and the like.
Drawings
FIG. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic structural view of the self-locking sealing device;
FIG. 3 is a schematic structural view of an outer ring;
FIG. 4 is a schematic structural view of a ring frame;
fig. 5 is a schematic structural diagram of a conventional double-row full complement cylindrical roller bearing.
In the figure: 1. an outer ring; 2. an inner ring; 3. a rolling body; 4. a self-locking sealing device; 4-1, annular framework; 4-2, sealing ring sheets; 4-3, elastic locking plate; 5. an annular groove; 6. a flange; 7. a snap ring; 8. an annular boss; 9. an oil sump; 10. and an oil filling hole.
Detailed Description
The present invention will be explained in detail by the following embodiments, and the purpose of disclosing the invention is to protect all technical improvements within the scope of the present invention, in the description of the present invention, it should be understood that if there is an orientation or positional relationship indicated by the terms "upper", "lower", "front", "rear", "left", "right", etc., it is only corresponding to the drawings of the present application, and it is convenient to describe the present invention, and it is not intended to indicate or imply that the referred device or element must have a specific orientation.
With reference to the attached drawings 1-5, the flange outer ring self-locking double-row full-complement cylindrical roller bearing comprises an outer ring 1, an inner ring 2, a rolling body 3 and a self-locking sealing device 4; two inner rings 2 are arranged in the outer ring 1 side by side, a plurality of rolling bodies 3 are annularly arranged between the outer ring 1 and the two inner rings 2 at intervals, and a roller path for limiting the axial movement of the rolling bodies 3 is arranged at the outer edge of each inner ring 2; according to the requirements, one end of the outer edge of the outer ring 1 is provided with the flange 6, the other end of the outer edge of the outer ring 1 is provided with the clamping groove for clamping the stop ring 7, the number of the stop rings 7 is reduced, the installation efficiency is improved, meanwhile, the flange 6 can realize accurate axial positioning, in addition, the flange 6 increases the wall thickness of the end face of the corresponding end of the outer ring 1, and the assembly operation is also convenient; an annular boss 8 is arranged in the middle of the inner edge of the outer ring 1, and the annular boss 8 can further limit the axial movement of the rolling body 3; an oil groove 9 is formed in the middle of the outer edge of the outer ring 1, an oil filling hole 10 is formed in the bottom of the oil groove 9, and lubricating oil can be filled through the oil filling hole 10 to improve the lubricating effect of the bearing;
the two ends of the inner edge of the outer ring 1 are respectively provided with an annular groove 5, the position corresponding to the annular groove 5 is provided with a self-locking sealing device 4, the self-locking sealing device 4 comprises an annular framework 4-1 and a sealing ring piece 4-2, the outer edge of the annular framework 4-1 is provided with a right-angle flanging which is correspondingly butted with the inner edge of the outer ring 1, the position of the annular framework 4-1 corresponding to the right-angle flanging is provided with a plurality of elastic locking pieces 4-3 which can be correspondingly nested with the annular groove 5 in an interval manner, the inner edge of the annular framework 4-1 is provided with the sealing ring piece 4-2 of which the inner edge can be correspondingly butted with the outer edge of the inner ring 2, namely, self-locking can be formed under the action of the annular framework 4-1 and the elastic locking pieces 4-3, and, compared with the traditional structure of a double-row full-complement cylindrical roller bearing, the structure saves the internal space, is convenient for the lengthening design of the rolling body 3 and improves the integral bearing capacity; according to the requirement, the annular framework 4-1 and the elastic locking plate 4-3 are of an integral structure, the annular framework 4-1 and the sealing ring plate 4-2 are correspondingly bonded or clamped, the structure is simple, and the processing is convenient; in addition, the annular framework 4-1 is a rigid metal piece, and the accurate positioning of the sealing ring piece 4-2 can be realized.
When the flange outer ring self-locking double-row full-complement cylindrical roller bearing is implemented, the outer ring 1, the inner ring 2 and the rolling body 3 are correspondingly assembled when the bearing is used, the annular framework 4-1 is arranged at the annular groove 5, the elastic locking plate 4-3 and the annular groove 5 are correspondingly nested and clamped to form self-locking, and the outer ring 1, the inner ring 2, the rolling body 3 and the self-locking sealing device 4 can form an inseparable integral structure after being locked.
The invention is not described in detail in the prior art, and it is apparent to a person skilled in the art that the invention is not limited to details of the above-described exemplary embodiments, but that the invention can be embodied in other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.
Claims (7)
1. The utility model provides a flange outer lane auto-lock biserial full complement cylindrical roller bearing which characterized by: comprises an outer ring (1), an inner ring (2), a rolling body (3) and a self-locking sealing device (4); two inner rings (2) are arranged in the outer ring (1) side by side, a plurality of rolling bodies (3) are arranged between the outer ring (1) and the two inner rings (2) in a spaced and annular mode, and a roller path used for limiting the axial movement of the rolling bodies (3) is arranged at the outer edge of the inner rings (2); the novel sealing device is characterized in that annular grooves (5) are arranged at two ends of the inner edge of the outer ring (1), self-locking sealing devices (4) are arranged at positions corresponding to the annular grooves (5), each self-locking sealing device (4) comprises an annular framework (4-1) and a sealing ring piece (4-2), right-angle flanges which are correspondingly abutted against the inner edge of the outer ring (1) are arranged at the outer edge of each annular framework (4-1), a plurality of elastic locking pieces (4-3) which can be correspondingly nested with the annular grooves (5) are arranged at positions of the annular frameworks (4-1) corresponding to the right-angle flanges, and the sealing ring pieces (4-2) which are correspondingly abutted against the inner edge of each annular framework (4-1) are arranged at the inner.
2. The flange outer ring self-locking double-row full complement cylindrical roller bearing of claim 1, which is characterized in that: one end of the outer edge of the outer ring (1) is provided with a flange (6), and the other end of the outer edge of the outer ring is provided with a clamping groove for clamping the stop ring (7).
3. The flange outer ring self-locking double-row full complement cylindrical roller bearing of claim 1, which is characterized in that: and an annular boss (8) is arranged in the middle of the inner edge of the outer ring (1).
4. The flange outer ring self-locking double-row full complement cylindrical roller bearing of claim 1, which is characterized in that: an oil groove (9) is formed in the middle of the outer edge of the outer ring (1), and an oil filling hole (10) is formed in the bottom of the oil groove (9).
5. The flange outer ring self-locking double-row full complement cylindrical roller bearing of claim 1, which is characterized in that: the annular framework (4-1) and the elastic locking plate (4-3) are of an integrated structure.
6. The flange outer ring self-locking double-row full complement cylindrical roller bearing of claim 1, which is characterized in that: the annular framework (4-1) and the sealing ring sheet (4-2) are correspondingly bonded or clamped.
7. The flange outer ring self-locking double-row full complement cylindrical roller bearing of claim 1, which is characterized in that: the annular framework (4-1) is a rigid metal piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110316527.5A CN113027913A (en) | 2021-03-25 | 2021-03-25 | Self-locking double-row full-complement cylindrical roller bearing with flange outer ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110316527.5A CN113027913A (en) | 2021-03-25 | 2021-03-25 | Self-locking double-row full-complement cylindrical roller bearing with flange outer ring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113027913A true CN113027913A (en) | 2021-06-25 |
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ID=76473527
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110316527.5A Pending CN113027913A (en) | 2021-03-25 | 2021-03-25 | Self-locking double-row full-complement cylindrical roller bearing with flange outer ring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113027913A (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB640329A (en) * | 1947-05-19 | 1950-07-19 | Timken Roller Bearing Co | Improvements in or relating to double row roller bearings |
| JP2000130444A (en) * | 1998-10-27 | 2000-05-12 | Nsk Ltd | Double row rolling bearing unit |
| JP2006316884A (en) * | 2005-05-12 | 2006-11-24 | Ntn Corp | Bearing with sealing device |
| CN201810673U (en) * | 2010-10-23 | 2011-04-27 | 瓦房店正达冶金轧机轴承有限公司 | Full complement double-row cylindrical roller bearing with flanged outer race |
| CN202040217U (en) * | 2011-05-07 | 2011-11-16 | 闵乐宁 | Bearing seal check ring |
| CN202118108U (en) * | 2011-06-08 | 2012-01-18 | 瓦房店阿科比轴承有限公司 | Double-row cylindrical sealed full roller track roller |
| CN202326715U (en) * | 2011-11-23 | 2012-07-11 | 人本集团有限公司 | Double-row cylindrical full-roller self-locking bearing |
| CN202493597U (en) * | 2012-01-06 | 2012-10-17 | 湖南广绘轴承制造有限公司 | Double-row full-complement cylindrical roller bearing with sealing ring |
| CN103016518A (en) * | 2012-12-26 | 2013-04-03 | 瓦房店工业冶金轴承制造有限公司 | Novel structure of full sealed double-column cylindrical roller bearing |
| CN204099424U (en) * | 2014-05-06 | 2015-01-14 | 襄阳汽车轴承股份有限公司 | The Biserial cylindrical roller bearing of band sealing |
| CN204628315U (en) * | 2015-03-27 | 2015-09-09 | 安徽利达汽车轴承制造有限公司 | A kind of ball bearing with seals |
-
2021
- 2021-03-25 CN CN202110316527.5A patent/CN113027913A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB640329A (en) * | 1947-05-19 | 1950-07-19 | Timken Roller Bearing Co | Improvements in or relating to double row roller bearings |
| JP2000130444A (en) * | 1998-10-27 | 2000-05-12 | Nsk Ltd | Double row rolling bearing unit |
| JP2006316884A (en) * | 2005-05-12 | 2006-11-24 | Ntn Corp | Bearing with sealing device |
| CN201810673U (en) * | 2010-10-23 | 2011-04-27 | 瓦房店正达冶金轧机轴承有限公司 | Full complement double-row cylindrical roller bearing with flanged outer race |
| CN202040217U (en) * | 2011-05-07 | 2011-11-16 | 闵乐宁 | Bearing seal check ring |
| CN202118108U (en) * | 2011-06-08 | 2012-01-18 | 瓦房店阿科比轴承有限公司 | Double-row cylindrical sealed full roller track roller |
| CN202326715U (en) * | 2011-11-23 | 2012-07-11 | 人本集团有限公司 | Double-row cylindrical full-roller self-locking bearing |
| CN202493597U (en) * | 2012-01-06 | 2012-10-17 | 湖南广绘轴承制造有限公司 | Double-row full-complement cylindrical roller bearing with sealing ring |
| CN103016518A (en) * | 2012-12-26 | 2013-04-03 | 瓦房店工业冶金轴承制造有限公司 | Novel structure of full sealed double-column cylindrical roller bearing |
| CN204099424U (en) * | 2014-05-06 | 2015-01-14 | 襄阳汽车轴承股份有限公司 | The Biserial cylindrical roller bearing of band sealing |
| CN204628315U (en) * | 2015-03-27 | 2015-09-09 | 安徽利达汽车轴承制造有限公司 | A kind of ball bearing with seals |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210625 |
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| RJ01 | Rejection of invention patent application after publication |