CN108131396A - bearing and retainer thereof - Google Patents
bearing and retainer thereof Download PDFInfo
- Publication number
- CN108131396A CN108131396A CN201611093866.7A CN201611093866A CN108131396A CN 108131396 A CN108131396 A CN 108131396A CN 201611093866 A CN201611093866 A CN 201611093866A CN 108131396 A CN108131396 A CN 108131396A
- Authority
- CN
- China
- Prior art keywords
- retainer
- annular groove
- support ring
- face
- bearing
- 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
- 230000002093 peripheral effect Effects 0.000 claims description 11
- 230000001050 lubricating effect Effects 0.000 abstract 1
- 239000000314 lubricant Substances 0.000 description 25
- 238000005461 lubrication Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 238000007789 sealing Methods 0.000 description 4
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- 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
-
- 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
- F16C33/66—Special parts or details in view of lubrication
- F16C33/6603—Special parts or details in view of lubrication with grease as lubricant
- F16C33/6629—Details of distribution or circulation inside the bearing, e.g. grooves on the cage or passages in the rolling elements
-
- 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
- F16C33/66—Special parts or details in view of lubrication
- F16C33/6637—Special parts or details in view of lubrication with liquid lubricant
- F16C33/6681—Details of distribution or circulation inside the bearing, e.g. grooves on the cage or passages in the rolling elements
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rolling Contact Bearings (AREA)
Abstract
A bearing and a cage thereof, wherein the cage comprises: the supporting rings are coaxially arranged in a face-to-face mode, and an annular groove with an opening facing the other supporting ring is coaxially arranged in each supporting ring; the support ring includes: the roller bearing comprises a bottom part used for forming the bottom wall of the annular groove and side parts respectively positioned at two radial sides of the bottom part to form the side wall of the annular groove, wherein the side parts are provided with a plurality of pockets which are arranged along the circumferential direction so as to axially pocket rollers; the pockets in the side portions on the radial two sides of the bottom portion correspond to one another to pocket the same rollers. The invention can effectively improve the lubricating environment between the retainer and the roller.
Description
Technical field
The present invention relates to field of bearings, and in particular to a kind of bearing and its retainer.
Background technology
Existing bearing generally comprises the inner ring being coaxially arranged, outer ring, the roller between Internal and external cycle and is used to support
The retainer of roller.By taking deep groove ball bearing (Deep groove ball bearing, abbreviation DGBB) as an example, retainer includes edge
The support ring that axial face is provided opposite to and is connected with each other, each support ring are respectively provided with several axially towards the half of another support ring
Round pocket hole, the semicircle pocket hole of two support rings correspond and surround the receiving hole for accommodating roller.Two support rings
By riveting pin connection between adjacent semicircle pocket hole.
In above-mentioned retainer, the gap between receiving hole and the contact area of roller that two support rings are formed is very small,
So that lubricant is difficult to enter into contact area between the two.Even if there is lubricant to enter in gap between the two, but
It is that the space provided by the gap is very small, the lubricant into gap is very limited；Furthermore enter gap at each moment
The amount of lubricant be random, it is impossible to ensure constantly ensure there are enough lubricants to provide lubrication in gap, thus
It causes the lubricant environment between retainer and roller bad, causes contact area that abrasion easily occurs and be even damaged.
Invention content
The present invention solves the problems, such as it is in existing bearing, and the lubricant environment between roller and retainer is bad, easy to wear.
To solve the above problems, the present invention provides a kind of retainer of bearing, including：Support that is coaxial and setting face-to-face
Ring is coaxially equipped with annular groove of the opening towards another support ring in the support ring；The support ring includes：It is used to form institute
It states the bottom of annular groove bottom wall and is located at the radially opposite sides of the bottom respectively to form the side of the side wall of the annular groove
Portion, the side is equipped with several pocket holes circumferentially arranged, to set roller from axial pocket；The bottom radially opposite sides it is described
Pocket hole in side is corresponded sets same roller with pocket.
Optionally, the pocket hole is for semicircle pocket hole matched with ball or for for the axial end with roller
The matched rectangle pocket hole in portion.
Optionally, the free end of the side is equipped with connecting portion, in two support rings, positioned at described in radial outside
It is connected with each other between side by the respective connecting portion, by respective described between the side of radially inner side
Connecting portion is connected with each other.
Optionally, in the connecting portion of interconnection, one of them is card slot, another is the card for being caught in the card slot
Button.
Optionally, the connecting portion is：A peripheral surface in the side is recessed and dashes forward in another peripheral surface
The hasp structure gone out, the recessed area is as card slot, and the outburst area is as buckle；The bottom radially opposite sides it is described
In side, the recessed area of the hasp structure is face-to-face or back-to-back；In the support ring set face-to-face, an institute
The side for stating support ring is inserted between the side of another support ring, so that the corresponding hasp structure
Mutually button.
Optionally, the hasp structure is in the arc along the circumferentially extending of the retainer.
Optionally, the connecting portion is connecting flange faces, between the two neighboring pocket hole.
Optionally, the connecting flange faces face away from the side extension of the annular groove from place side.
Optionally, the support ring is provided with radial outside protrusion backwards to one end of another support ring in an axial direction
First annular flange and the second annular flange protruded towards radially inner side.
The present invention also provides a kind of bearings, and the retainer radial outside is set on including above-mentioned retainer, coaxial sleeve
Outer ring and coaxial sleeve are set on the inner ring of the retainer radially inner side；The inner peripheral surface of the outer ring is equipped with towards described the
The first annular groove of one annular flange, the first annular flange are contained in the first annular groove；The inner ring
Peripheral surface is equipped with the second annular groove towards second annular flange, and second annular flange is contained in described second
In annular groove.
Optionally, the first annular groove, second annular groove are located at the axial end portion of place circumferential surface respectively, and along axis
To through place end.
The present invention also provides a kind of bearing, including retainer described in any one of the above embodiments.
Optionally, the bearing is deep groove ball bearing.
Compared with prior art, technical scheme of the present invention has the following advantages：
Retainer includes support ring that is coaxial and setting face-to-face, and opening is coaxially equipped in support ring towards another support
The annular groove of ring, wherein being used to form the pocket hole for being offered on the side of annular groove sidewall and roller being set for pocket.When roller is installed
When on to retainer, it is located between the support ring set face-to-face, and in axial both sides respectively by the pocket hole of corresponding support ring
It catches, annular groove can be used for lubricant storage.Wherein, lubricant can be stored in by way of injection in annular groove, and
Continuous lubrication is carried out to roller when bearing is run, so as to improve the lubricant environment between retainer and roller.Alternatively, due to rolling
Necessarily there is a little gap between son and pocket hole, lubricant can enter annular groove by the gap when bearing is run and be stored in
In annular groove, the lubricant being stored in annular groove with this can carry out roller during the follow-up operation of bearing continuing profit
It is sliding, so as to can also improve the lubricant environment between retainer and roller.
Description of the drawings
Fig. 1 is the cross-sectional view one of the bearing of first embodiment of the invention, and the position of middle section is in roller
Middle part；
Fig. 2 is the cross-sectional view two of the bearing of first embodiment of the invention, and position and the roller of middle section are staggered；
Fig. 3 be first embodiment of the invention retainer in support ring dimensional structure diagram；
Fig. 4 be first embodiment of the invention retainer in support ring partial enlarged view；
Fig. 5 shows that two support rings are shown by what hasp structure was connected with each other in the retainer of first embodiment of the invention
It is intended to；
Fig. 6 be second embodiment of the invention holding in support ring partial enlarged view；
Fig. 7 shows that two support rings are shown by what connecting flange faces were connected with each other in the of the invention second retainer for applying example
It is intended to；
Fig. 8 is the cross-sectional view of the bearing of third embodiment of the invention.
Specific embodiment
It is understandable for the above objects, features and advantages of the present invention is enable to become apparent, below in conjunction with the accompanying drawings to the present invention
Specific embodiment be described in detail.
First embodiment
It is shown in reference picture 1, Fig. 2, the present embodiment provides a kind of bearing and its retainer 10 of bearing, wherein, bearing includes
The inner ring 20 that is coaxially arranged, outer ring 30, retainer 10 are coaxially set between inner ring 20 and outer ring 30, are used to support roller 40.
With reference to shown in Fig. 3, retainer 10 includes support ring 11 that is coaxial and setting face-to-face, is coaxially set in support ring 11
There is an annular groove 11a, axially towards another support ring 11, two 11 intermediate annular groove 11a's of support ring opens for the opening of annular groove 11a
Mouth setting face-to-face.It can be used for receiving and lubricant storage in annular groove 11a.
Support ring 11 includes the radial direction for being used to form the bottom 111 of annular groove 11a bottom walls and being located at bottom 111 respectively
To form the side 112 of the side wall of annular groove 11a, side 112 is equipped with several pocket hole 10b circumferentially arranged for both sides, with from
Axial pocket sets roller 40.Wherein, for each support ring 11, the pocket hole 10b in the side 112 of 111 radially opposite sides of bottom
It corresponds and same roller 40 is set with pocket.In embodiment as shown in Figure 3, there are two sides 112 and is located at bottom 111 respectively
Radially opposite sides, the pocket hole 10b in two sides 112 are corresponded, and each group of corresponding pocket hole 10b is axially opposed and for pocket
If same roller 40.
The advantages of this programme, is, when roller 40 is installed to retainer 10, is located at the support ring set face-to-face
Between 11, and caught respectively by the pocket hole in corresponding support ring in axial both sides.Lubricant can be stored in annular groove 11a
In, to carry out continuous lubrication to roller 40, so as to improve the lubricant environment between retainer 10 and roller 40.
Lubricant can be stored in annular groove 11a by two ways.
The first：Lubricant can be stored in annular groove by way of injection, and roller is carried out when bearing is run
Continuous lubrication, so as to improve the lubricant environment between retainer and roller.The opportunity of wherein lubricant injection can be according to bearing
Structure determine.If the axial both ends of bearing include sealing element, general select injects profit in manufacture or assembling process
Lubrication prescription；If the axial one or both ends of bearing are open, are not provided with sealing element, it can also select and manufacture or assembling completion
Afterwards, lubricant is injected in the process using preceding or use.
Second：Due to necessarily there is a little gap between roller and pocket hole, lubricant can pass through this when bearing is run
Gap enters annular groove and is stored in annular groove, and the lubricant being stored in this in annular groove can be in the follow-up operation of bearing
Continuous lubrication is carried out to roller in the process, so as to can also improve the lubricant environment between retainer and roller.
Wherein, the support ring 11 of retainer 10 may be used Sheet Metal Forming Technology and be formed.The retainer of the present embodiment is suitable for appointing
It anticipates a kind of bearing, especially deep groove ball bearing.
Retainer 10 can be used for supporting ball or the roller of roller form.When roller is ball, pocket hole 10b is uses
In with the matched semicircle pocket hole of ball；When roller be roller when, pocket hole 10b be for the matched square of the axial end portion of roller
Shape pocket hole.In the present embodiment, as shown in Figure 1, Figure 3, roller 40 is ball, then pocket hole 10b is semicircle, two support rings 11
In, between semicircular concave surface face-to-face, and axially through the free end of place side 112.Roller 40 can be from as a result,
It is axially inserted into the 10b of pocket hole, the concave surface of pocket hole 10b and the circumferential surface of roller 40 match.The free end of side 112 refers to side
112 in an axial direction backwards to one end of bottom 111.
In order to realize that retainer 10 supports stablizing for roller 40, the free end of side 112 is equipped with connecting portion, sets face-to-face
The support ring 11 put is connected with each other by connecting portion.Wherein, when two support rings 11 set face-to-face are connected with each other, positioned at diameter
It is connected with each other between side 112 outward by respective connecting portion, by respective between the side of radially inner side 112
Connecting portion be connected with each other.
In the present embodiment, in the connecting portion of interconnection, one of them is card slot, another is to be caught in corresponding card slot
Buckle.The wherein form of card slot and buckle is unlimited, as long as can be mutually clamped to realize that two stablizing for support ring are assembled.
As an example, with reference to shown in Fig. 4, Fig. 5, any connecting portion of the present embodiment can be used as card slot or buckle, with
Engage with another connecting portion.Specifically, connecting portion is recessed for a peripheral surface in side 112 and in another circumferential table
The hasp structure 10c that face protrudes.Wherein, recessed area can be used as card slot, and outburst area can be used as buckle.Recessed area it is transversal
Face shape can be V-arrangement, U-shaped or other shapes.
In the side 112 set face-to-face of each support ring 11, the recessed area of hasp structure 10c face-to-face or
It is back-to-back.Also, the set-up mode of hasp structure 10c is essentially identical in two support rings 11.
In the support ring 11 set face-to-face, another support ring 11 is inserted into two sides 112 of a support ring 11
Between two sides 112, so that corresponding hasp structure 10c is mutually detained.In the hasp structure 10c mutually detained, one of them is dashed forward
Go out region to buckle into another recessed area, to realize engaging.
It is noted that before interconnection, the radial dimension of two support rings 11 is essentially identical, and side 112 is certainly
It is also essentially identical by the diameter held.Another support is inserted into two sides 112 of one of support ring 11 by flexible deformation
Between two sides 112 of ring 11, and so that hasp structure 10c is mutually detained under the action of elastic force.
Wherein, hasp structure 10c is in along the arc of the circumferentially extending of retainer, and through 112 free end of place side
Peripheral edge edge, to increase the size at position that is connected with each other between two support rings 11, it is ensured that connection it is stable and firm.At it
In his embodiment, hasp structure 10c can also be in dotted, linear or other shapes, any to connect two support rings
Shape together may be permitted to.
Second embodiment
Difference lies in the shape of the connecting portion of support ring 11 is different, therefore two branch for the present embodiment and first embodiment
Connection mode between pushing out ring 11 is different.
In the present embodiment, as shown in Figure 6, Figure 7, connecting portion is the connecting flange faces 10d set on the free end of side 112,
Wherein connecting flange faces 10d is between two neighboring pocket hole 10b.Between two support rings 11 by connecting flange faces 10d that
This connection.Connecting flange faces 10d can be set between the adjacent pocket hole 10b of any two.
Wherein, 11 in each support ring, connecting flange faces 10d can be located at the phase each other of place side and the other side
To side or side away from one another.Such as Fig. 6, Fig. 7, for the ease of processing and installation, connecting flange faces 10d is from place
Side 112 faces away from the side extension of annular groove 11a, i.e.,：Connecting flange faces 10d on the side of radial outside 112
Extend from place side 112 towards radial outside, the connecting flange faces 10d on the other side 112 is then from 112 direction of place side
Radially inner side extends.It is offered on connecting flange faces 10d between pin hole h, aspectant two connecting flange faces 10d by wearing
Pin P in pin hole h is mutually riveted.
In other embodiments, it can also be connected with each other between connecting flange faces by other modes such as bolt, welding.
3rd embodiment
Sealing structure is additionally arranged in the present embodiment on the basis of the first embodiment or the second embodiment.
With reference to shown in Fig. 8, support ring 11 is provided with radial outside protrusion backwards to one end of another support ring 11 in an axial direction
First annular flange 113 and towards radially inner side protrude the second annular flange 114.From shown in Fig. 8 in assembled state
Under cross-sectional view in it can be seen that, the axial outer end (one end for axially facing toward Bearing outer) of each support ring 11
It is equipped with first annular 113 and second annular flange 114 of flange.
Correspondingly, the first annular groove towards first annular flange 113 is equipped on the inner peripheral surface of the outer ring of bearing 30
31, first annular flange 113 is contained in first annular groove 31；The peripheral surface of inner ring 20 is equipped with towards the second annular flange
114 second annular groove 21, the second annular flange 21 are contained in second annular groove 114.
In the present embodiment, in order to facilitate the assembling between support ring 11 and inner ring 20, outer ring 30, first annular groove 31,
Second annular groove 21 is located at the axial end portion of place circumferential surface respectively, and axially through place end.During assembling, support ring 11
It can be axially inserted between inner ring 20 and outer ring 30, and by its first annular flange 114, the second annular flange 114 in an axial direction
It is inserted into first annular groove 31, second annular groove 21 respectively.
First annular flange 113 cooperates with first annular groove 31 as a result, the second annular flange 114 and the second ring
Connected in star 21 cooperates, and can play blocking to pollutants such as the dusts of the lubricant of Bearing inner and Bearing outer and make
With to reach sealing effect.
Wherein, the cross-sectional shape of first annular flange, the second annular flange is not construed as limiting, can be it is rectangular, three
Angular, hemispherical etc. is variously-shaped.Using rectangular in embodiment shown in Fig. 8, in order to process.First annular groove, second
The shape of annular groove then matches with the shape of annular flange.
Although present disclosure is as above, present invention is not limited to this.Any those skilled in the art are not departing from this
It in the spirit and scope of invention, can make various changes or modifications, therefore protection scope of the present invention should be with claim institute
Subject to the range of restriction.
Claims (13)
1. a kind of retainer of bearing, which is characterized in that including：Support ring that is coaxial and setting face-to-face, in the support ring
Coaxially it is equipped with annular groove of the opening towards another support ring；
The support ring includes：It is used to form the bottom of the annular groove bottom wall and is located at the radial direction two of the bottom respectively
To form the side of the side wall of the annular groove, the side is equipped with several pocket holes circumferentially arranged for side, with from axial pocket
If roller；
Pocket hole in the side of the bottom radially opposite sides is corresponded sets same roller with pocket.
2. retainer as described in claim 1, which is characterized in that the pocket hole be for the matched semicircle pocket of ball
Hole or for for the matched rectangle pocket hole of the axial end portion of roller.
3. retainer as described in claim 1, which is characterized in that the free end of the side is equipped with connecting portion, described in two
In support ring, it is connected with each other between the side of radial outside by the respective connecting portion, positioned at radially inner side
The side between pass through the respective connecting portion and be connected with each other.
4. retainer as claimed in claim 3, which is characterized in that in the connecting portion of interconnection, one of them is card
Slot, another is the buckle for being caught in the card slot.
5. retainer as claimed in claim 3, which is characterized in that the connecting portion is：A circumferential table in the side
Face is recessed and in the hasp structure that another peripheral surface protrudes, and the recessed area is as card slot, the outburst area conduct
Buckle；
In the side of the bottom radially opposite sides, the recessed area of the hasp structure is face-to-face or back-to-back；
In the support ring set face-to-face, be inserted into the institute of another support ring for the side of a support ring
Between stating side, so that the corresponding hasp structure is mutually detained.
6. retainer as claimed in claim 5, which is characterized in that the hasp structure is in the circumferentially extending along the retainer
Arc.
7. retainer as claimed in claim 3, which is characterized in that the connecting portion is connecting flange faces, positioned at two neighboring
Between the pocket hole.
8. retainer as claimed in claim 7, which is characterized in that the connecting flange faces face away from described from place side
The side extension of annular groove.
9. retainer as described in claim 1, which is characterized in that the support ring is in an axial direction backwards to another support ring
The second annular flange that one end is provided with the first annular flange of radial outside protrusion and is protruded towards radially inner side.
10. a kind of bearing, which is characterized in that be set on the retainer radially including retainer, the coaxial sleeve described in claim 9
The outer ring in outside and coaxial sleeve are set on the inner ring of the retainer radially inner side；
The inner peripheral surface of the outer ring is equipped with the first annular groove towards the first annular flange, the first annular flange
It is contained in the first annular groove；
The peripheral surface of the inner ring is equipped with the second annular groove towards second annular flange, second annular flange
It is contained in the second annular groove.
11. bearing as claimed in claim 10, which is characterized in that the first annular groove, second annular groove difference position
In the axial end portion of place circumferential surface, and axially through place end.
12. a kind of bearing, which is characterized in that including claim 1-9 any one of them retainers.
13. bearing as claimed in claim 12, which is characterized in that the bearing is deep groove ball bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611093866.7A CN108131396A (en) | 2016-12-01 | 2016-12-01 | bearing and retainer thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611093866.7A CN108131396A (en) | 2016-12-01 | 2016-12-01 | bearing and retainer thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108131396A true CN108131396A (en) | 2018-06-08 |
Family
ID=62388249
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611093866.7A Pending CN108131396A (en) | 2016-12-01 | 2016-12-01 | bearing and retainer thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108131396A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020041719A1 (en) * | 2000-09-22 | 2002-04-11 | Nsk Ltd. | Retainer for rolling bearing and rolling bearing |
| FR2912478A1 (en) * | 2007-02-09 | 2008-08-15 | Snr Roulements Sa | Rolling body retaining cage for antifriction bearing, has reserve with lubrication channels in which matrix is disposed, and association channel provided between housing and emerging in surfaces, where matrix is disposed in two reserves |
| DE102009038794A1 (en) * | 2009-08-25 | 2011-03-03 | Schaeffler Technologies Gmbh & Co. Kg | Roller bearing for sports or fitness equipment i.e. bicycle, has inner and outer flange sections co-operated with surfaces of inner and outer rings that are made of non-rusting iron steel, and rolling body made of non-oxide ceramic material |
| US20110135234A1 (en) * | 2009-12-07 | 2011-06-09 | Reliance Electric Technologies, Llc | Two-Piece Bearing Cage with Side Face Grease Carrying Cavities |
| US20120060634A1 (en) * | 2009-06-26 | 2012-03-15 | Takashi Ueno | Retainer made of synthetic resin for use in a deep groove ball bearing; deep groove ball bearing; and gear support device |
| JP2013119896A (en) * | 2011-12-07 | 2013-06-17 | Ntn Corp | Deep groove ball bearing and bearing device |
| CN104246256A (en) * | 2012-04-16 | 2014-12-24 | Ntn株式会社 | Rolling bearing |
| CN204127123U (en) * | 2014-10-27 | 2015-01-28 | 杭州恩斯克万达电动转向系统有限公司 | Retainer |
| CN205101402U (en) * | 2015-11-24 | 2016-03-23 | 新昌县开源汽车轴承有限公司 | Chou constructs holder |
-
2016
- 2016-12-01 CN CN201611093866.7A patent/CN108131396A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020041719A1 (en) * | 2000-09-22 | 2002-04-11 | Nsk Ltd. | Retainer for rolling bearing and rolling bearing |
| FR2912478A1 (en) * | 2007-02-09 | 2008-08-15 | Snr Roulements Sa | Rolling body retaining cage for antifriction bearing, has reserve with lubrication channels in which matrix is disposed, and association channel provided between housing and emerging in surfaces, where matrix is disposed in two reserves |
| US20120060634A1 (en) * | 2009-06-26 | 2012-03-15 | Takashi Ueno | Retainer made of synthetic resin for use in a deep groove ball bearing; deep groove ball bearing; and gear support device |
| DE102009038794A1 (en) * | 2009-08-25 | 2011-03-03 | Schaeffler Technologies Gmbh & Co. Kg | Roller bearing for sports or fitness equipment i.e. bicycle, has inner and outer flange sections co-operated with surfaces of inner and outer rings that are made of non-rusting iron steel, and rolling body made of non-oxide ceramic material |
| US20110135234A1 (en) * | 2009-12-07 | 2011-06-09 | Reliance Electric Technologies, Llc | Two-Piece Bearing Cage with Side Face Grease Carrying Cavities |
| JP2013119896A (en) * | 2011-12-07 | 2013-06-17 | Ntn Corp | Deep groove ball bearing and bearing device |
| CN104246256A (en) * | 2012-04-16 | 2014-12-24 | Ntn株式会社 | Rolling bearing |
| CN204127123U (en) * | 2014-10-27 | 2015-01-28 | 杭州恩斯克万达电动转向系统有限公司 | Retainer |
| CN205101402U (en) * | 2015-11-24 | 2016-03-23 | 新昌县开源汽车轴承有限公司 | Chou constructs holder |
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