CN108518421B - A kind of sealing bearing - Google Patents
A kind of sealing bearing Download PDFInfo
- Publication number
- CN108518421B CN108518421B CN201810603952.0A CN201810603952A CN108518421B CN 108518421 B CN108518421 B CN 108518421B CN 201810603952 A CN201810603952 A CN 201810603952A CN 108518421 B CN108518421 B CN 108518421B
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- Prior art keywords
- ring
- ball
- inner ring
- outer ring
- positioning
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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
- 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
-
- 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
- F16C33/7806—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members suited for particular types of rolling bearings for spherical roller bearings
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rolling Contact Bearings (AREA)
Abstract
The invention belongs to technical field of bearings, specifically a kind of sealing bearing, including inner ring, outer ring, ball and end cover；Outer ring and inner ring are provided with toroidal cavity in both ends of the surface；Ball is between Internal and external cycle；There are two circular ring shape protrusions, end cover to be mounted on the left and right end face of Internal and external cycle by the toroidal cavity of circular ring shape protrusion and Internal and external cycle for coaxial arrangement on face at one end for end cover；Inner ring and outer ring is respectively arranged with contact inner ring and contact outer ring at the position contacted with ball, is provided with stop collar in inner ring and outer ring；End cover is provided with annular convex platform in the part between inner ring and outer ring, and annular convex platform is set as arc at the position contacted with ball.The present invention can be realized effective sealing of bearing；Meanwhile end cover can be realized automatic locking on Internal and external cycle, easy for installation, the high reliablity of work, the effect that ensure that lubrication.
Description
Technical field
The invention belongs to technical field of bearings, specifically a kind of sealing bearing.
Background technique
In bearing use process, the harmful substances such as dust, moisture, foreign matter easily invade Bearing inner or bearing are caused to rotate
When internal lubricant leakage, greatly reduce the greasy property of bearing, reduce bearing service life.Traditional bearing seal is
Bearing sealed ring is installed by the seal groove of bearing outer ring.Due to bearing outer ring seal groove and bearing sealed ring cooperation not
Enough close, for user when using bearing, some situation working environments are poor, and bearing is soaked in liquid, and at this moment liquid is very
It is easy to immerse from cooperation place of bearing outer ring and sealing ring, causes the lubricating grease in bearing bore rotten, greasy property is deteriorated, and makes axis
The service life held reduces.In the equipment to run at high speed, bearing lubrication, sealing stationarity, safety of the reliability to equipment
The influence of property and functional reliability is particularly important.
Summary of the invention
In order to make up for the deficiencies of the prior art, a kind of sealing bearing proposed by the present invention, the present invention are suitable at a high speed, gently
It carries, the use environment of low vibration, the present invention replaces inner ring and outer by the good contact inner ring of setting wearability and contact outer ring
Enclose with directly contacting between ball, improve the service life of bearing, hindered to a certain extent by setting positioning unit
Only the axial movement of ball, ensure that the even running of ball；Meanwhile there is larger amplitude by setting stop collar to limit ball
The axial float of degree ensure that the reliability of bearing working.
The technical solution adopted by the present invention to solve the technical problems is: a kind of sealing bearing of the present invention, including
Inner ring, outer ring, ball and end cover；The outer ring is provided with toroidal cavity in both ends of the surface, along diameter on the inner wall of outer ring
To sliding slot is provided with, the sliding slot of outer ring is communicated with the toroidal cavity of outer ring；The inner ring is again provided with circle in both ends of the surface
Annular groove has been disposed radially identical sliding slot on the outer wall of inner ring, and the sliding slot of inner ring is communicated with the toroidal cavity of inner ring；
The ball is between inner ring and outer ring；The end cover is collar plate shape, and end cover is coaxially arranged on face at one end
Two circular ring shape protrusions are provided with screw thread on end cover other end and take out hole, and end cover quantity is two, and end cover is logical
The toroidal cavity for crossing circular ring shape protrusion and inner ring and outer ring is mounted on the left and right end face of inner ring and outer ring, inner ring and sealed end
Can occur between lid it is opposite slide, the position that end cover is contacted with inner ring and outer ring is provided with sealing ring, end cover with
Sealing ring is applied in combination, and realizes the sealing to bearing；The inner ring is built-in with contact inner ring at the position contacted with ball,
Outer ring is built-in with contact outer ring at the position contacted with ball, is each provided with a limit in the two sides of contact inner ring on the outer wall of inner ring
Position ring is each provided with a stop collar in the two sides of contact outer ring on the inner wall of outer ring；The stop collar quantity is four, and stop collar is used
In prevent ball occur axial float；The end cover is provided with annular convex platform in the part between inner ring and outer ring,
Annular convex platform is set as arc at the position contacted with ball.
The stop collar includes basic ring and wear-resisting grommet；The basic ring is separately positioned in inner ring and outer ring；It is described wear-resisting
The position that grommet is fixed on the end of basic ring by way of soldering or metal glue and ball contacts contacts inner ring and contact
Outer ring is mounted in inner ring and outer ring in the same way, and gap is 0.3-0.5mm, wear-resisting lining between wear-resisting grommet and ball
The material of ring is bearing steel, and contact inner ring and contact outer ring equally use On The Quality of Bearing Steels, contact inner ring and contact external annular surface
Through phosphorating treatment.When axial float occurs for ball, ball is contacted with wear-resisting grommet, prevents the axial displacement of ball, meanwhile,
Wear-resisting grommet enhances wearability using On The Quality of Bearing Steels, improves the stability of bearing working.Through in parkerized contact
Ring and contact external annular surface wearability and fatigue resistance enhancing, improve the service life of bearing.
The circular ring shape protrusion of the end cover is provided with circular ring shape card slot on face at one end；The basic ring with inner ring and
The corresponding position of the sliding slot of outer ring is radially provided with through-hole, is provided with locking unit in the sliding slot of inner ring and outer ring,
Locking unit for realizing end cover and stop collar positioning；The locking unit includes positioning pin and compressed spring；It is described
Positioning pin is located in the sliding slot of inner ring and outer ring, and there are two positioning pins, the axis of two positioning pins to be located at same for setting in each sliding slot
It on one straight line, is realized and is connected by compressed spring between two positioning pins, the positioning pin end close to end cover can be embedded in circle
In annular slot, the positioning of end cover is realized, can extend to basic ring under the action of the positioning pin compressed spring of basic ring
Through-hole in, realize the positioning of basic ring.Firstly, basic ring is mounted in inner ring and outer ring, positioning pin is stuck in inner ring and outer ring
In through-hole, the installation of basic ring is realized；Then the circular ring shape protrusion of end cover is pushed into the toroidal cavity of inner ring and outer ring,
During promotion, circular ring shape card slot on end cover pushes positioning pin to move into sliding slot, because of the presence of compressed spring, after
Continuous to push end cover, positioning pin is smoothly stuck in the circular ring shape card slot of end cover, realizes the automatic locking of end cover.
The annular convex platform is provided with sliding groove in the axial direction on the curved end contacted with ball, on annular convex platform
Sliding groove be circumferentially evenly arranged, positioning unit is provided in sliding groove, positioning unit is for realizing end cover and ball
Point contact；The positioning unit includes positioning seat, retaining spring and positioning ball；The positioning seat is installed by retaining spring
In the sliding groove of annular convex platform, positioning seat can be realized along sliding groove and be moved；The positioning ball is located at annular convex platform
In sliding groove, positioning ball side is contacted with ball, and the positioning ball other side is contacted with positioning seat.To guarantee ball axial direction
Stabilization, the positioning of ball is realized by the extruding between positioning ball and ball in the two sides of ball in the axial direction, fixed
Position steel ball adjusts the contact dynamics between ball by retaining spring, avoids occurring undue wear between positioning ball leading
Cause bearing damage.
The sliding groove of the annular convex platform is provided with annular stop protrusion in one end close to ball, and annular stop protrusion is used
In preventing positioning ball from completely disengaging sliding groove, so that avoiding positioning ball from falling to causes bearing card between inner ring and outer ring
Extremely.
Beneficial effects of the present invention are as follows:
1. a kind of sealing bearing of the present invention, bearing of the present invention passes through setting end cover, end cover benefit
It is installed with inner ring and outer ring, while the contact site of end cover and inner ring and outer ring being provided with sealing ring, thus real
Effective sealing of bearing is showed；Meanwhile end cover can be realized automatic locking in inner ring and outer ring, easy for installation, work
High reliablity, ensure that the effect of lubrication.
2. a kind of sealing bearing of the present invention, bearing of the present invention is high resistance to by being arranged in inner ring and outer ring
The contact inner ring of mill property and outer ring is contacted to replace the direct of inner ring and outer ring and ball to contact, avoid the mill of inner ring and outer ring
Damage, improves the service life of bearing；Realize the limit of ball axial direction by positioning unit in the axial direction simultaneously,
Stablize ball running track, improves the stability of work.
3. a kind of sealing bearing of the present invention, bearing of the invention prevents ball in axis by setting stop collar
Play by a relatively large margin on direction, bearing damage caused by avoiding bearing from causing axial displacement much because of unbalance stress improve
The service life of bearing and the safety of work.
Detailed description of the invention
Fig. 1 is main view of the invention；
Fig. 2 is partial enlarged view at A in Fig. 1 of the present invention；
Fig. 3 is partial enlarged view at B in Fig. 1 of the present invention；
Fig. 4 is partial enlarged view at C in Fig. 1 of the present invention；
In figure: inner ring 1, toroidal cavity 11, outer ring 2, sliding slot 21, ball 3, end cover 4, sealing ring 5, contact inner ring
6, outer ring 7, stop collar 8, basic ring 81, wear-resisting grommet 82, locking unit 10, positioning pin 101, positioning unit 9, positioning seat are contacted
91, positioning ball 92, annular convex platform 41, annular stop protrusion 42, circular ring shape protrusion 43, circular ring shape card slot 44.
Specific embodiment
It is carried out using structure of Fig. 1-Fig. 4 to bearing of the present invention as described below.
As shown in Figure 1, a kind of sealing bearing of the present invention, including inner ring 1, outer ring 2, ball 3 and end cover 4；
The outer ring 2 is provided with toroidal cavity 11 in both ends of the surface, and sliding slot 21 has been disposed radially on the inner wall of outer ring 2, outer ring 2
Sliding slot 21 is communicated with the toroidal cavity 11 of outer ring 2；The inner ring 1 is again provided with toroidal cavity 11 in both ends of the surface, interior
It is disposed radially identical sliding slot 21 on the outer wall of circle 1, the sliding slot 21 of inner ring 1 is communicated with the toroidal cavity 11 of inner ring 1；Institute
Ball 3 is stated between inner ring 1 and outer ring 2；The end cover 4 is collar plate shape, and end cover 4 is coaxially disposed on face at one end
There are two circular ring shape protrusion 43, it is provided with screw thread on 4 other end of end cover and takes out hole, 4 quantity of end cover is two, sealing
End cap 4 is mounted on the left and right end face of inner ring 1 and outer ring 2 by circular ring shape protrusion 43 with the toroidal cavity 11 of inner ring 1 and outer ring 2
On, it can occur to slide relatively between inner ring 1 and end cover 4, the position setting that end cover 4 is contacted with inner ring 1 and outer ring 2
There is sealing ring 5；The inner ring 1 is built-in with contact inner ring 6 at the position contacted with ball 3, and outer ring 2 is in the portion contacted with ball 3
Position, which is built-in with, contacts outer ring 7, is each provided with a stop collar 8, the inner wall of outer ring 2 in the two sides of contact inner ring 6 on the outer wall of inner ring 1
On contact outer ring 7 two sides be each provided with a stop collar 8；8 quantity of stop collar is four, and stop collar 8 is for preventing ball 3
Axial float occurs；The end cover 4 is provided with annular convex platform 41, convex annular in the part between inner ring 1 and outer ring 2
Platform 41 is set as arc at the position contacted with ball 3.
As shown in Figure 1 and Figure 4, the stop collar 8 includes basic ring 81 and wear-resisting grommet 82；The basic ring 81 is separately positioned on
On inner ring 1 and outer ring 2；The wear-resisting grommet 82 is fixed on end and the rolling of basic ring 81 by way of soldering or metal glue
The position that pearl 3 contacts, contact inner ring 6 and contact outer ring 7 are mounted in the same way on inner ring 1 and outer ring 2, wear-resisting grommet
Gap is 0.3-0.5mm between 82 and ball 3, and the material of wear-resisting grommet 82 is bearing steel, and contact inner ring 6 and contact outer ring 7 are same
Sample uses On The Quality of Bearing Steels, and contact inner ring 6 and contact 7 surface of outer ring are through phosphorating treatment.When axial float occurs for ball 3, rolling
Pearl 3 contacts with wear-resisting grommet 82, prevents the axial displacement of ball 3, meanwhile, wear-resisting grommet 82 is enhanced using On The Quality of Bearing Steels
Wearability improves the stability of bearing working.Through parkerized contact inner ring 6 and contact 7 surface abrasion resistance of outer ring and resist
Fatigue properties enhancing, improves the service life of bearing.
As shown in figures 1 and 3, the circular ring shape protrusion 43 of the end cover 4 is provided with circular ring shape card slot on face at one end
44；The basic ring 81 is radially provided with through-hole, 1 He of inner ring in position corresponding with inner ring 1 and the sliding slot of outer ring 2 21
Be provided with locking unit 10 in the sliding slot 21 of outer ring 2, locking unit 10 for realizing end cover 4 and stop collar 8 positioning；Institute
Stating locking unit 10 includes positioning pin 101 and compressed spring；The positioning pin 101 is located in inner ring 1 and the sliding slot 21 of outer ring 2,
There are two positioning pins 101, the axis of two positioning pins 101 to be located along the same line for setting in each sliding slot 21, two positioning pins 101 it
Between realized and connect by compressed spring, can be embedded in circular ring shape card slot 44 close to 101 end of positioning pin of end cover 4, it is real
The positioning of existing end cover 4, can extend to the through-hole of basic ring 81 under the action of 101 compressed spring of positioning pin of basic ring 81
It is interior, realize the positioning of basic ring 81.Firstly, basic ring 81 is mounted on inner ring 1 and outer ring 2, positioning pin 101 is stuck in inner ring 1 and outer
In the through-hole of circle 2, the installation of basic ring 81 is realized；Then by the circle of circular ring shape protrusion the push-in inner ring 1 and outer ring 2 of end cover 4
Annular groove, during promotion, the circular ring shape card slot on end cover 4 pushes positioning pin 101 to move into sliding slot, because of pressure
The presence of contracting spring continues to press on end cover 4, and positioning pin 101 is smoothly stuck in the circular ring shape card slot of end cover 4, realizes
The automatic locking of end cover 4.
As depicted in figs. 1 and 2, the annular convex platform 41 is arranged in the axial direction on the curved end contacted with ball 3
There is sliding groove, the sliding groove on annular convex platform 41 is circumferentially evenly arranged, and positioning unit 9, positioning unit 9 are provided in sliding groove
For realizing the point contact of end cover 4 and ball 3；The positioning unit 9 includes positioning seat 91, retaining spring and positioning ball
92；The positioning seat 91 is mounted in the sliding groove of annular convex platform 41 by retaining spring, and positioning seat 91 can be along sliding groove
Realize movement；The positioning ball 92 is located in the sliding groove of annular convex platform 41, and 92 side of positioning ball is contacted with ball 3, fixed
Position 92 other side of steel ball is contacted with positioning seat 91.For the stabilization for guaranteeing 3 axial direction of ball, in the axial direction the two of ball 3
Side realizes the positioning of ball 3 by the extruding between positioning ball 92 and ball 3, and positioning ball 92 is adjusted by retaining spring
Section and the contact dynamics between ball 3, avoid undue wear occur between positioning ball 92 leading to bearing damage.
As shown in Fig. 2, the sliding groove of the annular convex platform 41 is provided with annular stop protrusion in one end close to ball 3
42, annular stop protrusion 42 is for preventing positioning ball 92 from completely disengaging sliding groove, so that it is interior to avoid positioning ball 92 from falling to
Cause bearing stuck between circle 1 and outer ring 2.
In use, firstly, basic ring 81 is mounted on inner ring 1 and outer ring 2, positioning pin 101 is stuck in inner ring 1 and outer ring 2
In through-hole, the installation of basic ring 81 is realized；Then the circular ring shape for the circular ring shape protrusion of end cover 4 being pushed into inner ring 1 and outer ring 2 is recessed
Slot, during promotion, the circular ring shape card slot on end cover 4 pushes positioning pin 101 to move into sliding slot, because of compressed spring
Presence, continue to press on end cover 4, positioning pin 101 is smoothly stuck in the circular ring shape card slot of end cover 4, realizes sealing
The automatic locking of end cap 4.
When axial float occurs for ball 3, ball 3 is contacted with wear-resisting grommet 82, prevents the axial displacement of ball 3, together
When, wear-resisting grommet 82 enhances wearability using On The Quality of Bearing Steels, improves the stability of bearing working.It is connect through parkerized
Inner ring 6 and contact 7 surface abrasion resistance of outer ring and fatigue resistance enhancing are touched, the service life of bearing is improved.
For the stabilization for guaranteeing 3 axial direction of ball, the two sides of ball 3 pass through positioning ball 92 and ball in the axial direction
The positioning squeezed to realize ball 3 between 3, positioning ball 92 adjust the contact force between ball 3 by retaining spring
Degree, avoiding occurring between positioning ball 92 undue wear leads to the reduction of bearing service life.
More than, it is illustrated about one embodiment of the present invention, but the present invention is not limited to the above embodiments, not
Various changes are able to carry out in the range of disengaging present subject matter.
(A) in the above-described embodiment, the material of wear-resisting grommet, contact inner ring and contact outer ring is bearing steel, but unlimited
In this, the material of wear-resisting grommet, contact inner ring and contact outer ring may be high-carbon chromium steel, high-speed steel or ceramic material etc..
(B) in the above-described embodiment, wear-resisting grommet is fixed on the end of basic ring by way of soldering or metal glue
Portion, but not limited to this, the mode that wear-resisting grommet can also be connected through a screw thread or rivet is fixed on the end of basic ring.
Industrial applicibility
According to the present invention, this bearing can realize at a high speed, in the environment of underloading, low vibration effectively sealing, holding work
Stablize, so that this bearing is useful in field of bearings.
Claims (5)
1. a kind of sealing bearing, it is characterised in that: including inner ring (1), outer ring (2), ball (3) and end cover (4)；It is described outer
Circle (2) is provided with toroidal cavity (11) in both ends of the surface, and sliding slot (21), outer ring have been disposed radially on the inner wall of outer ring (2)
(2) sliding slot (21) is communicated with the toroidal cavity (11) of outer ring (2)；The inner ring (1) is again provided with circle in both ends of the surface
Annular groove (11), has been disposed radially identical sliding slot (21) on the outer wall of inner ring (1), the sliding slot (21) of inner ring (1) with it is interior
The toroidal cavity (11) of circle (1) communicates；The ball (3) is located between inner ring (1) and outer ring (2)；The end cover (4)
For collar plate shape, end cover (4) coaxial arrangement there are two circular ring shapes raised (43), end cover (4) other end on face at one end
It is provided with screw thread on face and takes out hole, end cover (4) quantity is two, and end cover (4) passes through circular ring shape raised (43) and inner ring
(1) it is mounted on the left and right end face of inner ring (1) and outer ring (2) with the toroidal cavity (11) of outer ring (2), inner ring (1) and sealing
It can occur to slide relatively between end cap (4), the position that end cover (4) is contacted with inner ring (1) and outer ring (2) is provided with sealing
It encloses (5)；The inner ring (1) is built-in with contact inner ring (6) at the position contacted with ball (3), and outer ring (2) connect with ball (3)
The position of touching, which is built-in with, contacts outer ring (7), is each provided with a stop collar in the two sides of contact inner ring (6) on the outer wall of inner ring (1)
(8), a stop collar (8) are each provided in the two sides of contact outer ring (7) on the inner wall of outer ring (2)；Stop collar (8) quantity is
Four, stop collar (8) is for preventing ball (3) from axial float occurs；The end cover (4) is being located at inner ring (1) and outer ring (2)
Between part be provided with annular convex platform (41), annular convex platform (41) is set as arc at the position contacted with ball (3).
2. a kind of sealing bearing according to claim 1, it is characterised in that: the stop collar (8) include basic ring (81) and
Wear-resisting grommet (82)；The basic ring (81) is separately positioned on inner ring (1) and outer ring (2)；The wear-resisting grommet (82) passes through pricker
The form of weldering or metal glue is fixed on the position that the end of basic ring (81) is contacted with ball (3), contacts inner ring (6) and contacts
Outer ring (7) is mounted in the same way on inner ring (1) and outer ring (2), and gap is between wear-resisting grommet (82) and ball (3)
0.3-0.5mm, the material of wear-resisting grommet (82) are bearing steel, contact inner ring (6) and contact outer ring (7) equally uses bearing steel
Matter contacts inner ring (6) and contact outer ring (7) surface through phosphorating treatment.
3. a kind of sealing bearing according to claim 2, it is characterised in that: the circular ring shape protrusion of the end cover (4)
(43) circular ring shape card slot (44) are provided on face at one end；The basic ring (81) is in the sliding slot (21) with inner ring (1) and outer ring (2)
Corresponding position is radially provided with through-hole, is provided with locking unit in the sliding slot (21) of inner ring (1) and outer ring (2)
(10), locking unit (10) for realizing end cover (4) and stop collar (8) positioning；The locking unit (10) includes fixed
Position pin (101) and compressed spring；The positioning pin (101) is located in inner ring (1) and the sliding slot (21) of outer ring (2), each sliding slot
(21) there are two positioning pin (101), the axis of two positioning pins (101) is located along the same line for setting in, two positioning pins (101) it
Between realized and connect by compressed spring, circular ring shape card slot (44) can be embedded in close to positioning pin (101) end of end cover (4)
It is interior, it realizes the positioning of end cover (4), can extend under the action of positioning pin (101) compressed spring of basic ring (81)
In the through-hole of basic ring (81), the positioning of basic ring (81) is realized.
4. a kind of sealing bearing according to claim 1, it is characterised in that: the annular convex platform (41) with ball (3)
Sliding groove is provided on the curved end of contact in the axial direction, the sliding groove on annular convex platform (41) is circumferentially evenly arranged,
Be provided in sliding groove positioning unit (9), positioning unit (9) for realizing end cover (4) and ball (3) point contact；Institute
Stating positioning unit (9) includes positioning seat (91), retaining spring and positioning ball (92)；The positioning seat (91) passes through retaining spring
It is mounted in the sliding groove of annular convex platform (41), positioning seat (91) can be realized along sliding groove and be moved；The positioning ball
(92) in the sliding groove of annular convex platform (41), positioning ball (92) side is contacted with ball (3), and positioning ball (92) is another
Side is contacted with positioning seat (91).
5. a kind of sealing bearing according to claim 4, it is characterised in that: the sliding groove of the annular convex platform (41) is leaning on
One end of nearly ball (3) is provided with annular stop protrusion (42), and annular stop protrusion (42) is for preventing positioning ball (92) complete
Total detachment sliding groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810603952.0A CN108518421B (en) | 2018-06-12 | 2018-06-12 | A kind of sealing bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810603952.0A CN108518421B (en) | 2018-06-12 | 2018-06-12 | A kind of sealing bearing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108518421A CN108518421A (en) | 2018-09-11 |
| CN108518421B true CN108518421B (en) | 2019-08-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810603952.0A Active CN108518421B (en) | 2018-06-12 | 2018-06-12 | A kind of sealing bearing |
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| CN (1) | CN108518421B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109854617B (en) * | 2019-03-08 | 2020-07-31 | 铜陵市兆林工贸有限责任公司 | Ceramic bearing |
| CN110886784B (en) * | 2019-11-22 | 2020-12-15 | 温州科技职业学院 | Lifting platform for greenhouse |
| CN111306198B (en) * | 2020-03-27 | 2021-08-17 | 山东奥海轴承有限公司 | Oil leakage prevention bearing device |
| CN112983977B (en) * | 2020-07-29 | 2023-04-18 | 山东欧凯轴承有限公司 | End compensation rolling bearing with inner ring, outer ring and ball clearance self-adaptively eliminated |
| CN112065861B (en) * | 2020-09-16 | 2022-03-25 | 浙江恒鼎机械有限公司 | Hub bearing with good waterproof and dustproof performance |
| CN112303106A (en) * | 2020-11-02 | 2021-02-02 | 高跃 | Anti-pollution type sealed bearing |
| JP7182327B1 (en) * | 2022-05-23 | 2022-12-02 | 日本モノレース工業株式会社 | bearing device |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2746608B1 (en) * | 2011-08-03 | 2016-10-19 | NSK Ltd. | Rolling bearing with seal ring |
| CN203670491U (en) * | 2014-01-21 | 2014-06-25 | 台州市路桥区精达轴承厂 | Non-contact bearing |
| CN106089990A (en) * | 2016-08-26 | 2016-11-09 | 新昌县羽林街道君博机械厂 | A kind of single-row ball-bearing with self-locking rotating ring |
| CN206904077U (en) * | 2017-06-22 | 2018-01-19 | 慈溪市固德机械有限公司 | A kind of air compressor machine connecting rod special bearing |
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2018
- 2018-06-12 CN CN201810603952.0A patent/CN108518421B/en active Active
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| Publication number | Publication date |
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| CN108518421A (en) | 2018-09-11 |
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