CN108518421A - A kind of sealing bearing - Google Patents
A kind of sealing bearing Download PDFInfo
- Publication number
- CN108518421A CN108518421A CN201810603952.0A CN201810603952A CN108518421A CN 108518421 A CN108518421 A CN 108518421A CN 201810603952 A CN201810603952 A CN 201810603952A CN 108518421 A CN108518421 A CN 108518421A
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- CN
- China
- Prior art keywords
- ring
- ball
- positioning
- end cover
- inner ring
- 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.)
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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
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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
- 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 both 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 by the toroidal cavity of circular ring shape protrusion and Internal and external cycle on the left and right end face of 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 shroud at the position contacted with ball, and spacing ring is both provided 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 realize effective sealing of bearing；Meanwhile end cover can realize automatic locking on Internal and external cycle, easy for installation, the reliability height 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 technology
During bearing use, 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.
Invention content
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
Carry, the use environment of low vibration, the present invention by the good contact inner ring of wearability and contact outer shroud are set replace Internal and external cycle and
Being in direct contact between ball improves the service life of bearing, prevents to roll to a certain extent by the way that positioning unit is arranged
The axial movement of pearl, the even running that ensure that ball；Meanwhile occurring by a relatively large margin to limit ball by the way that spacing ring is arranged
Axial float 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, the inner wall upper edge diameter of outer ring in both ends of the surface
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 is radially provided with 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 Internal and external cycle；The end cover is collar plate shape, and end cover is at one end on face there are two coaxial arrangements
Circular ring shape is raised, and screw thread is provided on end cover other end and takes out hole, end cover quantity is two, and end cover passes through circle
The toroidal cavity of annular protrusion and Internal and external cycle is mounted on the left and right end face of Internal and external cycle, can be sent out between inner ring and end cover
Raw opposite sliding, the position that end cover is contacted with Internal and external cycle are provided with sealing ring, and end cover and sealing ring are applied in combination,
Realize the sealing to bearing；The inner ring is built-in with contact inner ring at the position contacted with ball, and outer ring is contacted with ball
Position be built-in with contact outer shroud, be each provided with a spacing ring, the inner wall of outer ring in the both sides of contact inner ring on the outer wall of inner ring
On contact outer shroud both sides be each provided with a spacing ring；The spacing ring quantity is four, and spacing ring is for preventing ball
Axial float；The end cover is provided with annular convex platform in the part between inner ring and outer ring, annular convex platform with rolling
The position of pearl contact is set as arc.
The spacing ring 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 the form of soldering or metal glue and ball contacts contacts inner ring and contact
Outer shroud 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 shroud 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 sliding slot of outer ring is radially provided with through-hole, and locking unit is provided in the sliding slot of inner ring and outer ring,
Locking unit for realizing end cover and spacing ring 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 together for setting in each sliding slot
It is realized and is connected by compressed spring on one straight line, 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.First, basic ring is mounted on Internal and external cycle, positioning pin is stuck in the through-hole of Internal and external cycle, real
The installation of existing basic ring；Then the circular ring shape protrusion of end cover is pushed into the toroidal cavity of Internal and external cycle, during promotion,
Circular ring shape card slot on end cover pushes positioning pin to be moved into sliding slot, because of the presence of compressed spring, continues to press on sealed end
Lid, positioning pin are smoothly stuck in the circular ring shape card slot of end cover, realize 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 ensure ball axial direction
Stabilization, in the axial direction the both sides of ball the positioning of ball is realized by the extruding between positioning ball and ball, it is fixed
Position steel ball adjusts the contact dynamics between ball by retaining spring, avoids undue wear occur between positioning ball leading
Cause bearing damage.
The sliding groove of the annular convex platform is being provided with annular stop protrusion close to one end of ball, and annular stop protrusion is used
In preventing positioning ball from completely disengaging sliding groove, to cause bearing stuck between avoiding positioning ball from falling to Internal and external cycle.
Beneficial effects of the present invention are as follows：
1. a kind of sealing bearing of the present invention, bearing of the present invention is by being arranged end cover, end cover profit
It is installed with Internal and external cycle, while the contact site of end cover and Internal and external cycle being provided with sealing ring, to realize bearing
Effective sealing；Meanwhile end cover can realize automatic locking on Internal and external cycle, easy for installation, the reliability height of work is protected
The effect of lubrication is demonstrate,proved.
2. a kind of sealing bearing of the present invention, bearing of the present invention on Internal and external cycle by being arranged high-wearing feature
Contact inner ring and contact outer shroud replace being in direct contact for Internal and external cycle and ball, avoid the abrasion of Internal and external cycle, improve axis
The service life held；The limit for realizing ball axial direction by positioning unit in the axial direction simultaneously, makes ball run
Stability-of-path improves the stability of work.
3. a kind of sealing bearing of the present invention, bearing of the invention prevents ball in axis by the way that spacing ring is arranged
Play by a relatively large margin on direction avoids bearing bearing damage caused by unbalance stress causes axial displacement much, improves
The service life of bearing and the safety of work.
Description of the drawings
Fig. 1 is the front view of the present 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 shroud 7, spacing ring 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 implementation mode
The structure of bearing of the present invention is carried out using Fig. 1-Fig. 4 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 is radially provided 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 radially provided with 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 Internal and external cycle 2；The end cover 4 is collar plate shape, and end cover 4 is coaxially arranged with two on face at one end
A circular ring shape protrusion 43 is provided with screw thread on 4 other end of end cover and takes out hole, and 4 quantity of end cover is two, end cover
4 are mounted on by circular ring shape protrusion 43 and the toroidal cavity 11 of Internal and external cycle 2 on the left and right end face of Internal and external cycle 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 Internal and external cycle 2 is provided with sealing ring 5；The inner ring 1
It is built-in with contact inner ring 6 at the position contacted with ball 3, outer ring 2 is built-in with contact outer shroud 7 at the position contacted with ball 3, interior
A spacing ring 8 is each provided in the both sides of contact inner ring 6, on the outer wall of circle 1 in the both sides of contact outer shroud 7 on the inner wall of outer ring 2
It is each provided with a spacing ring 8；8 quantity of the spacing ring is four, and spacing ring 8 is for preventing ball 3 from axial float occurs；It is described close
Sealing end lid 4 is provided with annular convex platform 41 in the part between inner ring 1 and outer ring 2, and annular convex platform 41 is being contacted with ball 3
Position is set as arc.
As shown in Figure 1 and Figure 4, the spacing ring 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 the form of soldering or metal glue
The position that pearl 3 contacts, contact inner ring 6 and contact outer shroud 7 are mounted on inner ring 1 and outer ring 2 in the same way, 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 shroud 7 are same
Sample uses On The Quality of Bearing Steels, and contact inner ring 6 and 7 surface of contact outer shroud 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 shroud and resist
Fatigue properties enhance, and improve 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 spacing ring 8 positioning；Institute
It includes positioning pin 101 and compressed spring to state locking unit 10；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.First, basic ring 81 is mounted on Internal and external cycle 2, positioning pin 101 is stuck in the through-hole of Internal and external cycle 2
It is interior, realize the installation of basic ring 81；Then the circular ring shape protrusion of end cover 4 is pushed into the toroidal cavity of Internal and external cycle 2, pushed
During, circular ring shape card slot on end cover 4 pushes positioning pin 101 to be moved into sliding slot, because of the presence of compressed spring, after
It is continuous that end cover 4, positioning pin 101 is pushed smoothly to be stuck in the circular ring shape card slot of end cover 4, realize end cover 4 oneself
Dynamic locking.
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 are sliding groove, the sliding groove on annular convex platform 41 to be circumferentially evenly arranged, 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 on by retaining spring in the sliding groove of annular convex platform 41, 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.To ensure the stabilization of 3 axial direction of ball, in the axial direction the two of ball 3
Realize that the positioning of ball 3, positioning ball 92 are adjusted by retaining spring by the extruding between positioning ball 92 and ball 3 in side
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 being provided with annular stop protrusion close to one end of ball 3
42, annular stop protrusion 42 is interior to avoid positioning ball 92 from falling to for preventing positioning ball 92 from completely disengaging sliding groove
Cause bearing stuck between outer ring 2.
In use, first, basic ring 81 is mounted on Internal and external cycle 2, positioning pin 101 is stuck in the through-hole of Internal and external cycle 2, is realized
The installation of basic ring 81；Then the circular ring shape protrusion of end cover 4 is pushed into the toroidal cavity of Internal and external cycle 2, in the process of promotion
In, the circular ring shape card slot on end cover 4 pushes positioning pin 101 to be moved into sliding slot, because of the presence of compressed spring, continues to press on
End cover 4, positioning pin 101 are smoothly stuck in the circular ring shape card slot of end cover 4, realize the automatic locking of end cover 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 shroud and fatigue resistance enhancing are touched, the service life of bearing is improved.
To ensure the stabilization of 3 axial direction of ball, the both sides of ball 3 pass through positioning ball 92 and ball in the axial direction
Squeezing to realize that the positioning of ball 3, positioning ball 92 adjust the contact force between ball 3 by retaining spring between 3
Degree, avoids occurring undue wear between positioning ball 92 leading 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
It can be made various changes 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 shroud is bearing steel, but unlimited
In this, the material of wear-resisting grommet, contact inner ring and contact outer shroud 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 the form 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 effectively sealing, holding work at a high speed, in the environment of underloading, low vibration
Stablize, to which 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 are radially provided 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), is radially provided with 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 Internal and external cycle (2)；The end cover (4) is disk
Type, that there are two circular ring shapes is raised (43) for coaxial arrangement on face at one end for end cover (4), is set on end cover (4) other end
It is equipped with screw thread and takes out hole, end cover (4) quantity is two, and end cover (4) passes through circular ring shape raised (43) and Internal and external cycle (2)
Toroidal cavity (11) is mounted on the left and right end face of Internal and external cycle (2), and phase can occur between inner ring (1) and end cover (4)
To sliding, the position that end cover (4) is contacted with Internal and external cycle (2) is provided with sealing ring (5)；The inner ring (1) with ball (3)
The position of contact is built-in with contact inner ring (6), and outer ring (2) are built-in with contact outer shroud (7) at the position contacted with ball (3), interior
It encloses on the outer wall of (1) and is each provided with a spacing ring (8) in the both sides of contact inner ring (6), outer shroud is being contacted on the inner wall of outer ring (2)
(7) both sides are each provided with a spacing ring (8)；Spacing ring (8) quantity is four, and spacing ring (8) is for preventing ball (3) from sending out
Raw axial float；The end cover (4) is provided with annular convex platform (41) in the part between inner ring (1) and outer ring (2),
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 spacing ring (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), contact inner ring (6) and contact
Outer shroud (7) is mounted on inner ring (1) and outer ring (2) in the same way, and gap is between wear-resisting grommet (82) and ball (3)
The material of 0.3-0.5mm, wear-resisting grommet (82) are bearing steel, and contact inner ring (6) and contact outer shroud (7) equally use bearing steel
Matter, contact inner ring (6) and contact outer shroud (7) surface are 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) is 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, and locking unit is provided in the sliding slot (21) of inner ring (1) and outer ring (2)
(10), locking unit (10) for realizing end cover (4) and spacing ring (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, can be embedded in circular ring shape card slot (44) 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 with positioning unit (9) in sliding groove, positioning unit (9) for realizing end cover (4) and ball (3) point contact；Institute
It includes positioning seat (91), retaining spring and positioning ball (92) to state positioning unit (9)；The positioning seat (91) passes through retaining spring
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) it is located 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) by
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 true CN108518421A (en) | 2018-09-11 |
| CN108518421B CN108518421B (en) | 2019-08-16 |
Family
ID=63428367
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810603952.0A Active CN108518421B (en) | 2018-06-12 | 2018-06-12 | A kind of sealing bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108518421B (en) |
Cited By (7)
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| CN109854617A (en) * | 2019-03-08 | 2019-06-07 | 尹苑苑 | A kind of ceramic bearing |
| CN110886784A (en) * | 2019-11-22 | 2020-03-17 | 温州科技职业学院 | Lifting platform for greenhouse |
| CN111306198A (en) * | 2020-03-27 | 2020-06-19 | 程小荣 | Oil leakage prevention bearing device |
| CN112065861A (en) * | 2020-09-16 | 2020-12-11 | 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 |
| CN112983977A (en) * | 2020-07-29 | 2021-06-18 | 苏州大贝岩电子科技有限公司 | End compensation rolling bearing with inner ring, outer ring and ball clearance self-adaptively eliminated |
| JP7182327B1 (en) * | 2022-05-23 | 2022-12-02 | 日本モノレース工業株式会社 | bearing device |
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| 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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| US20160186814A1 (en) * | 2011-08-03 | 2016-06-30 | 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 |
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| CN109854617A (en) * | 2019-03-08 | 2019-06-07 | 尹苑苑 | A kind of ceramic bearing |
| CN110886784A (en) * | 2019-11-22 | 2020-03-17 | 温州科技职业学院 | Lifting platform for greenhouse |
| CN111306198A (en) * | 2020-03-27 | 2020-06-19 | 程小荣 | Oil leakage prevention bearing device |
| CN112983977A (en) * | 2020-07-29 | 2021-06-18 | 苏州大贝岩电子科技有限公司 | End compensation rolling bearing with inner ring, outer ring and ball clearance self-adaptively eliminated |
| CN112065861A (en) * | 2020-09-16 | 2020-12-11 | 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 |
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| CN108518421B (en) | 2019-08-16 |
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