CN208153536U - Full-complement cylinder roller seals bearing - Google Patents
Full-complement cylinder roller seals bearing Download PDFInfo
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- CN208153536U CN208153536U CN201820593353.0U CN201820593353U CN208153536U CN 208153536 U CN208153536 U CN 208153536U CN 201820593353 U CN201820593353 U CN 201820593353U CN 208153536 U CN208153536 U CN 208153536U
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- annular
- bearing
- outer ring
- ring
- dustproof cover
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Abstract
The utility model relates to a kind of full-complement cylinder rollers to seal bearing,Including bearing outer ring,Bearing inner race and cylindrical roller,Cylindrical roller is assemblied between outer ring raceway face and inner ring raceway face in the form of full dress,Stepped card slot is equipped in the inner peripheral surface of bearing outer ring axial ends position,Annular dustproof cover and limit stop ring are equipped in stepped card slot,Stepped card slot successively includes first annular slot and the second annular groove from the inside to the outside,The depth of first annular slot is greater than the depth of the second annular groove,The outer radial side of limit stop ring is loaded in first annular slot,Limit stop ring internal side diameter is higher by outer ring raceway face and cooperates with neighbouring cylindrical roller axial stop,The outside diameter of annular dustproof cover has the dustproof cover mounting portion being installed in the second annular groove,Internal side diameter and the bearing inner race sealing of annular dustproof cover cooperate,Dustproof cover mounting portion is axial to be fixed through the second annular groove axial face and limit stop ring limit.Axial bidirectional load can be born, has the advantages that good seal performance and compact-sized.
Description
Technical field
The utility model relates to technical field of bearings, specifically full-complement cylinder roller bearing.
Background technique
Cylinder roller bearing is the radial antifriction bearing that rolling element is cylindrical roller.Cylindrical roller is contacted with raceway in line,
Radial capacity is big.It is not only suitable for bearing heavy load and shock loading, is also applied for high speed rotation.Full-complement cylinder roller bearing
Cylindrical roller assembled in the form of full dress.But under some severe occasions, as external dust is more, and equipment axial float
It is larger, it is desirable that bearing is subjected to certain bi-directional axial load, and open type separated type cylinder roller bearing traditional at this time cannot
It meets the requirements.
Summary of the invention
The present utility model purpose：To overcome defect of the existing technology, the utility model provides a kind of full dress circle
Column roller seals bearing, can bear axial direction bidirectional load, have the advantages that good seal performance and compact-sized.
To achieve the above object, the utility model provides following technical solution：
A kind of full-complement cylinder roller sealing bearing, includes bearing outer ring, bearing inner race and cylindrical roller, bearing outer ring
Inner peripheral surface be equipped with outer ring raceway face, the outer circumference surface of bearing inner race is equipped with the inner ring raceway with outer ring raceway face corresponding matching
Face, the axial sides in inner ring raceway face are equipped with rib, and cylindrical roller is assemblied in outer ring raceway face and inner ring rolling in the form of full dress
Between road face, it is characterised in that：Stepped card slot, ladder are equipped in the inner peripheral surface of the bearing outer ring axial ends position
Be equipped with annular dustproof cover and limit stop ring in type card slot, the step type card slot successively include from the inside to the outside first annular slot and
Second annular groove, the depth of first annular slot are greater than the depth of the second annular groove, and the outer radial side of limit stop ring is loaded on the first ring
In shape slot, limit stop ring internal side diameter is higher by outer ring raceway face and cooperates with neighbouring cylindrical roller axial stop, annular dustproof cover
Outside diameter there is the dustproof cover mounting portion that is installed in the second annular groove, the internal side diameter and bearing inner race of annular dustproof cover seal
Cooperation, dustproof cover mounting portion is axial to be fixed through the second annular groove axial face and limit stop ring limit.
By using above-mentioned technical proposal, annular dustproof cover plays the role of dust seal, and limit stop ring is for limiting bearing
Roller axial movement prevents roller and outer ring raceway to be detached from, and guarantees that bearing can bear two-way axial load, while shape is dust-proof
Lid and limit stop ring have the advantages that solid and reliable by stepped card slot installation, and overall structure is more compact；In addition,
Under the design, limit stop ring, which is played, limits fixed function to annular dustproof cover, correspondingly, annular dustproof cover plays limit stop ring
Booster action improves the axial bearing capacity of limit stop ring.
Preferably, the limit stop ring is the circlip with resiliency compressible fracture.Under structure design, limit stop ring
It is simple in construction, easy to disassemble and assemble.
Preferably, the resiliency compressible fracture of the limit stop ring is angular cut, and angular cut both ends are respectively provided with a clamping
Hole.Under structure design, circlip is fitted into card slot using Circlip tongs, it is easy to assembly, and the design of angular cut can make circlip
It is more smoothly packed into first annular slot.
Preferably, the annular dustproof cover mounting portion is grasswort shape, and dustproof cover mounting portion includes crimped loops, the one of crimped loops
Radially inside is extended with straight girth sheets for a free end, and straight girth sheets is axially contacted with limit stop ring.Under structure design,
So that the installation of annular dustproof cover is more secured, fixed function of the limit stop ring on bearing outer ring is further enhanced, into one
Step improves the axial carrying capacity of limit stop ring.
Preferably, the axial walls of second annular groove are inclined surface, are supported in by the crimped loops that riveting is formed described
On inclined surface.Under structure design, annular dustproof cover is made to carry out riveting curling on inclined surface, the crimp force of formation is by dustproof cover
Crimped loops be butted on inclined surface, make the solid and reliable of dustproof cover.
Preferably, the internal side diameter of the annular dustproof cover and bearing inner race clearance seal cooperate, in annular dustproof cover
Axially fold is extended with sealing drum circle to diameter lateral edge.Under structure design, the internal side diameter of annular dustproof cover and bearing inner race gap are close
Envelope, bearing operation is more smoothly, can reduce bearing operation temperature rise, sealing drum circle to avoid the sliding friction of dustproof cover and lasso
Improve the reliability of clearance seal cooperation.
Preferably, the sealing drum circle turns down towards axially inner side and extends.Under structure design, structure is more compact.
Preferably, two line column rollers, the inner periphery of bearing outer ring are equipped between the bearing outer ring and bearing inner race
Face is equipped with the outer ring raceway face that cooperation is corresponded with every line column roller, and the outer circumference surface of bearing inner race is equipped with and each column cylinder
Roller corresponds the inner ring raceway face of cooperation.Under structure design, it is double-row cylindrical roller full complement bearing, has and preferably hold
Loading capability.
Preferably, the bearing outer ring is equipped with annular outer ring oil groove on outer circumference surface, and annular outer ring oil groove bottom is along circle
Circumferential direction is uniformly provided with the outer ring oilhole of radial perforation bearing outer ring, and outer ring oilhole is between two line column rollers, in bearing
The inner peripheral surface of circle is equipped with inner ring annular oil groove, and inner ring annular oil groove bottom is along the circumferential direction uniformly provided with radial perforation bearing
The inner ring oilhole of inner ring, inner ring oilhole is between two line column rollers.Under structure design, it is ensured that bearing operation is always
In lubrication in recycle oil, avoids generating dry friction, improve bearing life.
The utility model is further described with reference to the accompanying drawing.
Detailed description of the invention
Fig. 1 is the structural schematic diagram that the utility model specific embodiment full-complement cylinder roller seals bearing；
Fig. 2 is part A partial enlarged view in Fig. 1；
Fig. 3 is the utility model specific embodiment limit stop ring structural schematic diagram.
Specific embodiment
Referring to attached drawing 1 ~ 3, a kind of full-complement cylinder roller disclosed by the utility model seals bearing, include bearing outer ring 1,
The inner peripheral surface of bearing inner race 2 and cylindrical roller 3, bearing outer ring 1 is equipped with outer ring raceway face 11, the excircle of bearing inner race 2
Face is equipped with the inner ring raceway face 21 with 11 corresponding matching of outer ring raceway face, and the axial sides in inner ring raceway face 21 are equipped with rib 22,
Cylindrical roller is assemblied between outer ring raceway face 11 and inner ring raceway face 21 in the form of full dress, the column of cylindrical roller as needed
Number can for it is single-row or two column more than（Including two column）, this specific embodiment is the design of two line column rollers, then outside corresponding bearing
The inner peripheral surface of circle 1 is equipped with the outer ring raceway face 11 that cooperation is corresponded with every line column roller 3, the excircle of bearing inner race 2
Face is equipped with the inner ring raceway face 21 that cooperation is corresponded with every line column roller 3, the 1 axial ends position of bearing outer ring
It is equipped with stepped card slot in inner peripheral surface, annular dustproof cover 5 and limit stop ring 4, the step type are equipped in stepped card slot
Card slot successively includes first annular slot 61 and the second annular groove 62 from the inside to the outside, and the depth of first annular slot 61 is greater than the second annular
The depth of slot 62（It is i.e. radial）, loaded in first annular slot 61,4 internal side diameter of limit stop ring is higher by the outer radial side of limit stop ring 4
Outer ring raceway face 11 simultaneously cooperates with neighbouring 3 axial stop of cylindrical roller, and the outside diameter of annular dustproof cover 5, which has, is installed on second
Internal side diameter and bearing inner race 2 sealing of dustproof cover mounting portion in annular groove 62, annular dustproof cover 5 cooperate, dustproof cover mounting portion
It is axial to be fixed through 62 axial face of the second annular groove and the limit of limit stop ring 4.Annular dustproof cover plays the role of dust seal, limit
Retaining ring prevents roller and outer ring raceway to be detached from, guarantees that bearing can bear two-way axis for limiting bearing roller axial movement
To load, while shape dustproof cover and limit stop ring have the advantages that solid and reliable, whole knot by stepped card slot installation
Structure is more compact；In addition, limit stop ring, which is played, limits fixed function to annular dustproof cover, correspondingly, annular is dust-proof under the design
Lid plays booster action to limit stop ring, improves the axial bearing capacity of limit stop ring.
Wherein, the limit stop ring 4 is the circlip with resiliency compressible fracture 41.The structure of limit stop ring is simple, tears open
Dress is convenient.And the resiliency compressible fracture 41 of the limit stop ring 4 is angular cut, angular cut both ends are respectively provided with a holding holes
42.Circlip is fitted into card slot using Circlip tongs, it is easy to assembly, and the design of angular cut can make circlip more smoothly be packed into
In one annular groove.
Further, the annular dustproof cover mounting portion is grasswort shape, and dustproof cover mounting portion includes crimped loops 51, crimped loops
Radially inside is extended with straight girth sheets 52 for 51 free end, and straight girth sheets 52 is axially contacted with limit stop ring 4.Make
The installation for obtaining annular dustproof cover is more secured, further enhances fixed function of the limit stop ring on bearing outer ring, further
Improve the axial carrying capacity of limit stop ring.The axial walls of second annular groove 62 are inclined surface 621, are formed by riveting
Crimped loops 51 be supported on the inclined surface 621.Annular dustproof cover is set to carry out riveting curling, the curling of formation on inclined surface
The crimped loops of dustproof cover are butted on inclined surface by power, make the solid and reliable of dustproof cover.
Further, the internal side diameter of the annular dustproof cover 5 and 2 clearance seal of bearing inner race cooperate, in annular dustproof cover 5
Internal side diameter be extended with sealing drum circle 53 along axial fold.The sealing drum circle 53 is turned down towards axially inner side to be extended.Annular is anti-
The internal side diameter and bearing inner race clearance seal of dirt lid, bearing operation is more smoothly, can rub to avoid the sliding of dustproof cover and lasso
It wipes, reduces bearing operation temperature rise, sealing drum circle improves the reliability of clearance seal cooperation.
Under for the design of two line column rollers, the bearing outer ring 1 is equipped with annular outer ring oil groove 12, ring on outer circumference surface
12 oil groove bottom of shape outer ring is along the circumferential direction uniformly provided with the outer ring oilhole 13 of radial perforation bearing outer ring, and outer ring oilhole 13 is located at
Between two line column rollers 3, the inner peripheral surface of bearing inner race 2 is equipped with inner ring annular oil groove 23,23 bottom of inner ring annular oil groove
Along the circumferential direction uniformly be provided with the inner ring oilhole 24 of radial perforation bearing inner race, inner ring oilhole 24 be located at two line column rollers 3 it
Between.It can guarantee that bearing operation is in always in the lubrication of recycle oil, avoid generating dry friction, improve bearing life.
Claims (9)
- It include bearing outer ring, bearing inner race and cylindrical roller 1. a kind of full-complement cylinder roller seals bearing, bearing outer ring Inner peripheral surface is equipped with outer ring raceway face, and the outer circumference surface of bearing inner race is equipped with the inner ring raceway with outer ring raceway face corresponding matching Face, the axial sides in inner ring raceway face are equipped with rib, and cylindrical roller is assemblied in outer ring raceway face and inner ring rolling in the form of full dress Between road face, it is characterised in that：Stepped card slot, ladder are equipped in the inner peripheral surface of the bearing outer ring axial ends position Be equipped with annular dustproof cover and limit stop ring in type card slot, the step type card slot successively include from the inside to the outside first annular slot and Second annular groove, the depth of first annular slot are greater than the depth of the second annular groove, and the outer radial side of limit stop ring is loaded on the first ring In shape slot, limit stop ring internal side diameter is higher by outer ring raceway face and cooperates with neighbouring cylindrical roller axial stop, annular dustproof cover Outside diameter there is the dustproof cover mounting portion that is installed in the second annular groove, the internal side diameter and bearing inner race of annular dustproof cover seal Cooperation, dustproof cover mounting portion is axial to be fixed through the second annular groove axial face and limit stop ring limit.
- 2. full-complement cylinder roller seals bearing according to claim 1, it is characterised in that：The limit stop ring is with elasticity The circlip of compressible fracture.
- 3. full-complement cylinder roller seals bearing according to claim 2, it is characterised in that：The elasticity of the limit stop ring can press Contracting fracture is angular cut, and angular cut both ends are respectively provided with a holding holes.
- 4. full-complement cylinder roller seals bearing according to claim 1, it is characterised in that：It is described annular dustproof cover mounting portion be Grasswort shape, dustproof cover mounting portion include crimped loops, and radially inside is extended with straight girth sheets for a free end of crimped loops, straight Girth sheets is axially contacted with limit stop ring.
- 5. full-complement cylinder roller seals bearing according to claim 4, it is characterised in that：The axial walls of second annular groove For inclined surface, it is supported on the inclined surface by the crimped loops that riveting is formed.
- 6. full-complement cylinder roller seals bearing according to claim 1, it is characterised in that：The internal side diameter of the annular dustproof cover Cooperate with bearing inner race clearance seal, is extended with sealing drum circle along axial fold in the internal side diameter of annular dustproof cover.
- 7. full-complement cylinder roller seals bearing according to claim 6, it is characterised in that：The sealing drum circle is inside towards axis Rollover folding extends.
- 8. full-complement cylinder roller seals bearing according to claim 1, it is characterised in that：In the bearing outer ring and bearing Two line column rollers are equipped between circle, the inner peripheral surface of bearing outer ring is equipped with the outer ring that cooperation is corresponded with every line column roller Roller surface, the outer circumference surface of bearing inner race are equipped with the inner ring raceway face that cooperation is corresponded with every line column roller.
- 9. full-complement cylinder roller seals bearing according to claim 8, it is characterised in that：The bearing outer ring is in outer circumference surface It is equipped with annular outer ring oil groove, annular outer ring oil groove bottom is along the circumferential direction uniformly provided with the outer ring oil of radial perforation bearing outer ring Hole, for outer ring oilhole between two line column rollers, the inner peripheral surface of bearing inner race is equipped with inner ring annular oil groove, inner ring annular Oil groove bottom is along the circumferential direction uniformly provided with the inner ring oilhole of radial perforation bearing inner race, and inner ring oilhole is located at two line column rollers Between.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820593353.0U CN208153536U (en) | 2018-04-24 | 2018-04-24 | Full-complement cylinder roller seals bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820593353.0U CN208153536U (en) | 2018-04-24 | 2018-04-24 | Full-complement cylinder roller seals bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208153536U true CN208153536U (en) | 2018-11-27 |
Family
ID=64376592
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820593353.0U Active CN208153536U (en) | 2018-04-24 | 2018-04-24 | Full-complement cylinder roller seals bearing |
Country Status (1)
| Country | Link |
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| CN (1) | CN208153536U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110102518A (en) * | 2019-05-20 | 2019-08-09 | 武汉宜贝思智能有限公司 | A kind of clearance-type positive/negative-pressure valve actuating mechanism |
| CN112081828A (en) * | 2019-06-14 | 2020-12-15 | 中国航发商用航空发动机有限责任公司 | Bearing retainer ring assembly and aeroengine bearing combined structure |
| CN113446318A (en) * | 2020-03-26 | 2021-09-28 | 斯凯孚公司 | Snap ring and bearing assembly comprising snap ring |
| CN113606247A (en) * | 2021-08-13 | 2021-11-05 | 丽水市天泽精密科技有限公司 | Ball bearing assembly |
-
2018
- 2018-04-24 CN CN201820593353.0U patent/CN208153536U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110102518A (en) * | 2019-05-20 | 2019-08-09 | 武汉宜贝思智能有限公司 | A kind of clearance-type positive/negative-pressure valve actuating mechanism |
| CN112081828A (en) * | 2019-06-14 | 2020-12-15 | 中国航发商用航空发动机有限责任公司 | Bearing retainer ring assembly and aeroengine bearing combined structure |
| CN112081828B (en) * | 2019-06-14 | 2022-02-22 | 中国航发商用航空发动机有限责任公司 | Bearing retainer ring assembly and aeroengine bearing combined structure |
| CN113446318A (en) * | 2020-03-26 | 2021-09-28 | 斯凯孚公司 | Snap ring and bearing assembly comprising snap ring |
| CN113606247A (en) * | 2021-08-13 | 2021-11-05 | 丽水市天泽精密科技有限公司 | Ball bearing assembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 325000 Binhai five road 515, Wenzhou economic and Technological Development Zone, Zhejiang Patentee after: C&U Co.,Ltd. Patentee after: SHANGHAI C&U GROUP Co.,Ltd. Address before: 325000 Binhai five road 515, Wenzhou economic and Technological Development Zone, Zhejiang Patentee before: C & U Group Ltd. Patentee before: SHANGHAI C&U GROUP Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |