CN106907391A - A kind of novel self sealing bearing - Google Patents
A kind of novel self sealing bearing Download PDFInfo
- Publication number
- CN106907391A CN106907391A CN201710248483.0A CN201710248483A CN106907391A CN 106907391 A CN106907391 A CN 106907391A CN 201710248483 A CN201710248483 A CN 201710248483A CN 106907391 A CN106907391 A CN 106907391A
- Authority
- CN
- China
- Prior art keywords
- steel ball
- inner sleeve
- bearing inner
- gap
- sleeve
- 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
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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
- F16C19/00—Bearings with rolling contact, for exclusively rotary movement
- F16C19/02—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows
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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
- F16C33/38—Ball cages
- F16C33/3837—Massive or moulded cages having cage pockets surrounding the balls, e.g. machined window cages
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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
- F16C33/581—Raceways; Race rings integral with other parts, e.g. with housings or machine elements such as shafts or gear wheels
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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
- F16C33/762—Sealings of ball or roller bearings by means of a fluid
Abstract
A kind of novel self sealing bearing, including upper and lower upper shield, the center of upper and lower upper shield set the upper and lower probe hole of bearing inner sleeve, and the space that upper and lower upper shield is collectively forming is upper shield chamber；Steel ball supporting seat, in upper shield chamber, there is fulcrum bearing centre bore in the center of steel ball supporting seat and is separated by accommodating chamber spaced-apart bosses having between steel ball accommodating chamber, adjacent steel ball accommodating chamber towards upper side；Bearing inner sleeve, the top that there is axis hole, bearing inner sleeve in its center probes into probe hole on bearing inner sleeve, and bottom probes into probe hole under bearing inner sleeve, has steel ball rolling channel on the outer wall of bearing inner sleeve；Steel ball, it is supported in steel ball accommodating chamber, steel ball is contacted towards the side of steel ball rolling channel with steel ball rolling channel, and steel ball maintains gap on steel ball back between the top of the side of steel ball rolling channel and the inwall of upper sleeve cover, and gap under steel ball is maintained between bottom and the inwall of lower sleeve cover.Simplify structure；It is convenient to install；Meet the working condition requirement that runs at high speed of power transmission shaft；Long service life.
Description
Technical field
The invention belongs to technical field of bearings, and in particular to a kind of novel self sealing bearing.
Background technology
It is no lack of the technical information on self sealss bearing, such as CN1170073C in disclosed Chinese patent literature（From close
Envelope high temperature spherical bearing）、CN201810667U（Self sealss compound body angular contact ball bearing）、CN203322060U（A kind of bearing
Self-seal device）And CN104595366A（Self sealss angular contact thrust ball bearing）, etc..Be not limited to enumerate it is foregoing specially
Although profit each has specific technique effect, need to be equipped with specific bearing block, complex structure, volume in a state of use big
Operating mode such as robot etc. is its logical disadvantage with being difficult in adapt to run at high speed.In view of this, the applicant has made beneficial design, will be detailed below
The technical scheme of introduction is produced under this background.
The content of the invention
Task of the invention is to provide one kind to help significantly to simplify structure, be conducive on the premise of bearing block is abandoned
Conveniently install, be beneficial to significantly enhance the compactedness of structure and reduce volume, have and be easy to satisfaction to run at high speed working condition requirement and to have
Help ensure good sealing and use the novel self sealing bearing inside the extraneous steam of prevention, dirt and trifle in the world invasion and attack.
What task of the invention was performed by, a kind of novel self sealing bearing, including a upper sleeve cover and a lower sleeve cover,
The upper and lower upper shield faces each other cooperation, and is interfixed at edge position, is offered in the middle position of upper sleeve cover
Probe hole on one bearing inner sleeve, and the probe hole in the case where the middle position of lower sleeve cover offers a bearing inner sleeve, on the bearing inner sleeve,
Lower probe hole corresponds to each other, wherein, upper sleeve cover is configured to upper shield chamber with the space that lower sleeve cover is collectively forming；One steel ball supporting seat,
The steel ball supporting seat be located at the upper shield chamber in, the steel ball supporting seat middle position constitute have a fulcrum bearing centre bore and
Circumferencial direction in steel ball supporting seat towards upper side around steel ball supporting seat has been constituted steel ball accommodating chamber with space state,
Separated by accommodating chamber spaced-apart bosses between each two adjacent steel ball accommodating chambers；One bearing inner sleeve, the bearing inner sleeve corresponds to described
The fulcrum bearing centre bore of steel ball supporting seat is set, and being constituted in the middle position of the bearing inner sleeve has in an axis hole, and the bearing
The top of set probes into probe hole on the bearing inner sleeve, and bottom probes into probe hole under the bearing inner sleeve, in the outer of bearing inner sleeve
Circumferencial direction composition on wall and around bearing inner sleeve has a steel ball rolling channel；Steel ball, the quantity of the steel ball is held with the steel ball
Receive chamber quantity it is equal and be supported in steel ball accommodating chamber, steel ball connects towards the side of the steel ball rolling channel and steel ball rolling channel
Touch, and steel ball is between the top of the side of steel ball rolling channel and the inwall of the upper sleeve cover back to maintaining gap on steel ball, bottom
Gap under steel ball is then maintained between the inwall of the lower sleeve cover.
In a specific embodiment of the invention, being constituted towards the side in the upper shield chamber in the upper sleeve cover has one
Upper sleeve cover steel ball rolling channel, and being constituted towards the side in upper shield chamber in the lower sleeve cover has a lower sleeve cover steel ball rolling channel, the steel ball
Top back to the side of the steel ball rolling channel of the bearing inner sleeve it is corresponding with upper sleeve cover steel ball rolling channel and with upper sleeve cover steel ball
Gap, bottom and lower sleeve cover of the steel ball back to the side of the steel ball rolling channel of bearing inner sleeve on described steel ball are maintained between raceway
Steel ball rolling channel is corresponding and gap under described steel ball is maintained between lower sleeve cover steel ball rolling channel.
In another specific embodiment of the invention, gap is phase each other under gap and steel ball on described steel ball
With.
In another specific embodiment of the invention, gap is respectively 0.2- under gap and steel ball on described steel ball
0.4mm。
In another specific embodiment of the invention, bottom of the steel ball supporting seat towards the side of the lower sleeve cover
The lower gap of steel ball supporting seat is maintained between face and the lower sleeve cover bottom wall of lower sleeve cover, in the accommodating chamber spaced-apart bosses described in
The surface of the side of upper sleeve cover is constituted stretch flange formability, is protected between the upper surface of the stretch flange formability and the upper sleeve cover roof of upper sleeve cover
Hold the upper gap of steel ball supporting seat.
In an also specific embodiment of the invention, described steel ball supporting seat upper gap and described steel ball
Gap is equal to each other under fulcrum bearing.
Of the invention more and in a specific embodiment, described steel ball supporting seat upper gap and described steel ball
Gap is respectively 0.01-0.2mm under fulcrum bearing.
In an of the invention and then specific embodiment, in the outer wall on the top of the bearing inner sleeve and the bearing
Maintain gap on bearing inner sleeve between the hole wall for putting probe hole, and the outer wall of the bottom of bearing inner sleeve and the bearing inner sleeve
Gap under bearing inner sleeve is maintained between the hole wall of lower probe hole, gap phase each other under gap and bearing inner sleeve on bearing inner sleeve
Deng.
Of the invention and more and in a specific embodiment, the top of the bearing inner sleeve leans out the bearing inner sleeve
The degree of upper probe hole is 0.08-0.12mm, and the bottom of the bearing inner sleeve leans out the degree of probe hole under the bearing inner sleeve
It is 0.08-0.12mm；Gap is respectively 0.01-0.2mm under gap and bearing inner sleeve on the bearing inner sleeve.
It is of the invention and and then a specific embodiment in, on the outer wall of the bearing inner sleeve and around bearing
The circumferencial direction of inner sleeve is constituted one first steel ball Dao Bi and one second steel ball road wall, between the first, second steel ball road wall
Space is configured to described steel ball rolling channel.
One of technique effect of technical scheme that the present invention is provided, because relative to prior art, part count significantly subtracts
It is few, thus help in simplified structure；Two, due to when actual installation is used without relying on the bearing block that separately sets, thus
Be conducive to conveniently installing and promoting the adaptability to installation site；Three, due to by steel ball supporting seat, bearing inner sleeve and steel
Ball is placed in the upper shield chamber collectively formed by upper and lower upper shield, and steel ball maintains gap with upper and lower upper shield, thus can be met
The working condition requirement that runs at high speed of the power transmission shaft mutually fixed with the axis hole of bearing inner sleeve；Four, due to inject lubricant grease after will
Upper and lower upper shield is fixed to one another at edge position, thus extraneous moisture, dirt and trifle in the world can be avoided to invade upper shield chamber, it is ensured that
Lasting service life.
Brief description of the drawings
Fig. 1 is embodiments of the invention structure chart.
Fig. 2 is the sectional view of Fig. 1 assemblings.
Specific embodiment
In order to be more clearly understood from technical spirit of the invention and beneficial effect, applicant is below with embodiment
Mode elaborate, but be not the limitation to the present invention program to the description of embodiment, it is any according to structure of the present invention
Think done only formal rather than substantial equivalent transformation and be regarded as technical scheme category.
Every outline for being related to upper and lower directionality or directionality is all with the position shown in Fig. 1 in the following description
For configuration state, thus being particularly limited to the technical scheme of present invention offer can not be understood as.
Fig. 1 and Fig. 2 is referred to, shows a upper sleeve cover 1 and of peviform just as back-off just as the normal peviform placed
Lower sleeve cover 2, the upper and lower upper shield 1,2 faces each other cooperation, and is interfixed at edge position, and fixed form is excellent
Choosing uses the rivet clasp of rivet 7, after rivet clasp again at both surrounding sealings by the sealing of solder 8（Fig. 2 shows）, in the center of upper sleeve cover 1
Position offers probe hole 11 on a bearing inner sleeve, and the probe hole in the case where the middle position of lower sleeve cover 2 offers a bearing inner sleeve
21, the upper and lower probe hole 11,21 of the bearing inner sleeve corresponds to each other, wherein, upper sleeve cover 1 is constituted with the space that lower sleeve cover 2 is collectively forming
It is upper shield chamber 6（Fig. 2 shows）；Steel ball supporting seat 3 is shown, steel ball supporting seat 3 is located in foregoing upper shield chamber 6, in the steel
The middle position of mounting cup 3 constitute have a fulcrum bearing centre bore 31 and steel ball supporting seat 3 towards upper side around
The circumferencial direction of steel ball supporting seat 3 has been constituted steel ball accommodating chamber 32 with space state（Also can claim in " steel ball supporting chamber "）, each two-phase
Separated by accommodating chamber spaced-apart bosses 33 between adjacent steel ball accommodating chamber 32；A bearing inner sleeve 4 is shown, the correspondence of bearing inner sleeve 4
Set in the position of the fulcrum bearing centre bore 31 of foregoing steel ball supporting seat 3, being constituted in the middle position of the bearing inner sleeve 4 has an axle
Hole 41, and the top of the bearing inner sleeve 4 probes into and put in aforementioned bearings probe hole 11, and bottom probes into aforementioned bearings inner sleeve test
Enter hole 21, the circumferencial direction composition on the outer wall of bearing inner sleeve 4 and around bearing inner sleeve 4 has a steel ball rolling channel 42；Show
Steel ball 5, the quantity of the steel ball 5 is equal with the quantity of foregoing steel ball accommodating chamber 32 and be supported in steel ball accommodating chamber 32, steel
Ball 5 is contacted towards the side of foregoing steel ball rolling channel 42 with steel ball rolling channel 42, and steel ball 5 is back to the top of the side of steel ball rolling channel 42
Gap on steel ball is maintained and the inwall of foregoing upper sleeve cover 1 between, bottom then maintains steel between the inwall of foregoing lower sleeve cover 2
Gap under ball.
In the present embodiment and as shown in Figure 1, because the quantity of steel ball accommodating chamber 32 has eight, thus steel ball 5 should mutually have
Eight, but can not be interpreted as being particularly limited to of the invention with the quantity for illustrating, specifically, no matter increasing or decreasing steel ball
The quantity of accommodating chamber 32, is regarded as technical connotation category disclosed by the invention, the quantity of steel ball 5 and the number of steel ball accommodating chamber 32
Amount holding is followed in sb's footsteps relation（Relation of equality）.
Emphasis is shown in Fig. 1, is side structure of the diagram state under towards the side in foregoing upper shield chamber 6 in foregoing upper sleeve cover 1
Cheng Youyi upper sleeve covers steel ball rolling channel 12, and foregoing lower sleeve cover 2 towards the side in upper shield chamber 6 be diagram state towards upper side
Composition has a lower sleeve cover steel ball rolling channel 22, foregoing steel ball 5 back to the side of the steel ball rolling channel 42 of aforementioned bearings inner sleeve 4 top with
Upper sleeve cover steel ball rolling channel 12 is corresponding and gap on foregoing steel ball, steel ball 5 are maintained between upper sleeve cover steel ball rolling channel 12
Bottom back to the side of the steel ball rolling channel 42 of bearing inner sleeve 4 it is corresponding with lower sleeve cover steel ball rolling channel 22 and with lower sleeve cover steel ball
Gap under foregoing steel ball is maintained between raceway 22.
Gap is mutually the same under gap and steel ball on foregoing steel ball, and on steel ball under gap and steel ball between
Gap is preferably each 0.2-0.4mm, is preferably 0.25-0.35mm, is preferably 0.3mm, the present embodiment selection 0.3mm.
Between the foregoing steel ball supporting seat bottom surface of 3 side towards foregoing lower sleeve cover 2 and the lower sleeve cover bottom wall 23 of lower sleeve cover 2
The lower gap of steel ball supporting seat is maintained, is constituted on the surface of side of the foregoing accommodating chamber spaced-apart bosses 33 towards foregoing upper sleeve cover 1
There is stretch flange formability 331, the upper surface of the stretch flange formability 331（With state shown in Fig. 1）And the upper sleeve cover roof 13 of upper sleeve cover 1 between
Maintain the upper gap of steel ball supporting seat.
In the present embodiment, gap is to be equal to each other under the foregoing upper gap of steel ball supporting seat and foregoing bearing inner sleeve
, the upper gap of steel ball supporting seat and the foregoing lower gap of steel ball supporting seat are preferably each 0.01-0.2mm, preferably for
0.05-1.5mm, is more preferably 0.08-1.2mm, preferably 1mm, the present embodiment selection 1mm.
Bearing is maintained between the hole wall that probe hole 11 is put in the outer wall and aforementioned bearings on the top of aforementioned bearings inner sleeve 4
Gap is inside put, and axle is maintained between the hole wall of probe hole 21 under the outer wall of the bottom of bearing inner sleeve 4 and aforementioned bearings inner sleeve
Gap under inner sleeve is held, gap is equal to each other under gap and bearing inner sleeve on bearing inner sleeve.
The top of aforementioned bearings inner sleeve 4 leans out the degree preferably 0.08-0.12mm that probe hole 11 is put in aforementioned bearings,
Preferably it is 0.09-0.11mm, preferably 0.1mm, the present embodiment selection 0.1mm.The bottom of aforementioned bearings inner sleeve 4 leans out foregoing
The degree of probe hole 21 is preferably 0.08-0.12mm under bearing inner sleeve, is preferably 0.09-0.11mm, preferably 0.1mm, this
Embodiment selects 0.1mm；Gap preferably each 0.01-0.2mm under gap and bearing inner sleeve is put in aforementioned bearings, preferably for
0.05-0.15mm, is preferably 0.08-0.12mm, preferably 0.1mm, the present embodiment selection 0.1mm.
Still see Fig. 1, the circumferencial direction on the outer wall of aforementioned bearings inner sleeve 4 and around bearing inner sleeve 4 is constituted and has one the
One steel ball road wall 43 and one second steel ball road wall 44, the space between the first, second steel ball road wall 43,44 are configured to foregoing
Steel ball rolling channel 42, i.e., construct steel ball rolling channel 42 by first, second steel ball rolling channel wall 43,44.
According to professional general knowledge, treat that steel ball supporting seat 3, bearing inner sleeve 4 and steel ball 5 are installed in upper shield chamber 6 and inject lubrication
The edge position of upper and lower upper shield 1,2 is sealed by foregoing rivet 7 and solder 8 again after grease is fixed.
When using the present invention, as long as the present invention is fixed on body and by power transmission shaft（Not shown in figure）In bearing
The axis hole 41 of set 4 is mutually fixed.Bearing inner sleeve and power transmission shaft can be implemented key as preferred scheme and coordinate fixation, such as in axis hole
Keyway is opened up on 41 hole wall, flat key is formed on power transmission shaft.
In sum, the technical scheme that the present invention is provided compensate for the shortcoming in prior art, favorably accomplish invention
Task, has faithfully cashed the technique effect referred in the superincumbent technique effect column of applicant.
Claims (10)
1. a kind of novel self sealing bearing, it is characterised in that including a upper sleeve cover (1) and a lower sleeve cover (2), the upper and lower upper shield
(1,2) are faced each other cooperation, and are interfixed at edge position, and one is offered in the middle position of upper sleeve cover (1)
Probe hole (11) on bearing inner sleeve, and probe hole (21), the axle in the case where the middle position of lower sleeve cover (2) offers a bearing inner sleeve
The upper and lower probe hole of inner sleeve (11,21) is held to correspond to each other, wherein, upper sleeve cover (1) is constituted with the space that lower sleeve cover (2) is collectively forming
It is upper shield chamber (6)；One steel ball supporting seat (3), steel ball supporting seat (3) is interior positioned at the upper shield chamber (6), in steel ball supporting seat
(3) middle position constitute have a fulcrum bearing centre bore (31) and in steel ball supporting seat (3) towards upper side around steel
The circumferencial direction of mounting cup (3) has been constituted steel ball accommodating chamber (32), each two adjacent steel ball accommodating chambers (32) with space state
Between by accommodating chamber spaced-apart bosses (33) separate；One bearing inner sleeve (4), the bearing inner sleeve (4) is corresponding to steel ball supporting seat
(3) fulcrum bearing centre bore (31) is set, and being constituted in the middle position of the bearing inner sleeve (4) has an axis hole (41), and the axle
The top for holding inner sleeve (4) probes into probe hole (11) on the bearing inner sleeve, and bottom probes into probe hole (21) under the bearing inner sleeve,
Circumferencial direction composition on the outer wall of bearing inner sleeve (4) and around bearing inner sleeve (4) has a steel ball rolling channel (42)；Steel ball
(5), the quantity of the steel ball (5) is equal with the quantity of the steel ball accommodating chamber (32) and is supported in steel ball accommodating chamber (32),
Steel ball (5) is contacted towards the side of the steel ball rolling channel (42) with steel ball rolling channel (42), and steel ball (5) is back to steel ball rolling channel (42)
The top of side and the inwall of the upper sleeve cover (1) between maintain gap on steel ball, bottom then with the lower sleeve cover (2)
Gap under steel ball is maintained between inwall.
2. novel self sealing bearing according to claim 1, it is characterised in that in the upper sleeve cover (1) towards the upper shield
The side in chamber (6) is constituted a upper sleeve cover steel ball rolling channel (12), and the lower sleeve cover (2) towards upper shield chamber (6) side structure
Cheng Youyi lower sleeve covers steel ball rolling channel (22), the steel ball (5) is back to the side of the steel ball rolling channel (42) of the bearing inner sleeve (4)
Top is corresponding with upper sleeve cover steel ball rolling channel (12) and is maintained between upper sleeve cover steel ball rolling channel (12) on described steel ball
Gap, steel ball (5) is relative with lower sleeve cover steel ball rolling channel (22) back to the bottom of the side of the steel ball rolling channel (42) of bearing inner sleeve (4)
Gap under described steel ball and should be maintained between lower sleeve cover steel ball rolling channel (22).
3. novel self sealing bearing according to claim 1 and 2, it is characterised in that gap and steel ball on described steel ball
Lower gap is mutually the same.
4. novel self sealing bearing according to claim 3, it is characterised in that on described steel ball under gap and steel ball
Gap is respectively 0.2-0.4mm.
5. novel self sealing bearing according to claim 1, it is characterised in that steel ball supporting seat (3) is towards under described
The lower gap of steel ball supporting seat is maintained between the bottom surface of the side of upper shield (2) and the lower sleeve cover bottom wall (23) of lower sleeve cover (2), in institute
Stating accommodating chamber spaced-apart bosses (33) and being constituted towards the surface of the side of the upper sleeve cover (1) has stretch flange formability (331), and the extension is convex
The upper gap of steel ball supporting seat is maintained between the upper surface of edge (331) and the upper sleeve cover roof (13) of upper sleeve cover (1).
6. novel self sealing bearing according to claim 5, it is characterised in that the described upper gap of steel ball supporting seat and
The lower gap of described steel ball supporting seat is equal to each other.
7. novel self sealing bearing according to claim 6, it is characterised in that the described upper gap of steel ball supporting seat and
The lower gap of described steel ball supporting seat is respectively 0.01-0.2mm.
8. novel self sealing bearing according to claim 1, it is characterised in that the outer wall on the top of the bearing inner sleeve (4)
Maintain gap on bearing inner sleeve between the hole wall of probe hole (11) on the bearing inner sleeve, and the bottom of bearing inner sleeve (4)
Outer wall and the hole wall of probe hole (21) under the bearing inner sleeve between maintain gap, gap on bearing inner sleeve under bearing inner sleeve
It is equal to each other with gap under bearing inner sleeve.
9. novel self sealing bearing according to claim 8, it is characterised in that the top of the bearing inner sleeve (4) leans out institute
The degree of probe hole on bearing inner sleeve (11) is stated for 0.08-0.12mm, the bottom of the bearing inner sleeve (4) is leant out in the bearing
The degree of the lower probe hole (21) of set is 0.08-0.12mm；Gap is respectively 0.01- under gap and bearing inner sleeve on the bearing inner sleeve
0.2mm。
10. novel self sealing bearing according to claim 1, it is characterised in that on the outer wall of the bearing inner sleeve (4)
And being constituted around the circumferencial direction of bearing inner sleeve (4) has one first steel ball road wall (43) and one second steel ball road wall (44), should
Space between first, second steel ball road wall (43,44) is configured to described steel ball rolling channel (42).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710248483.0A CN106907391A (en) | 2017-04-17 | 2017-04-17 | A kind of novel self sealing bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710248483.0A CN106907391A (en) | 2017-04-17 | 2017-04-17 | A kind of novel self sealing bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106907391A true CN106907391A (en) | 2017-06-30 |
Family
ID=59211343
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710248483.0A Pending CN106907391A (en) | 2017-04-17 | 2017-04-17 | A kind of novel self sealing bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106907391A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6224265B1 (en) * | 1998-02-10 | 2001-05-01 | Tok Bearing Co., Ltd | Flanged ball bearing |
| CN1644944A (en) * | 2004-01-13 | 2005-07-27 | Skf公司 | Axial rolling bearing for a suspension |
| CN101849115A (en) * | 2007-11-05 | 2010-09-29 | Skf公司 | Rolling bearing with internal lubrication |
| US20140119683A1 (en) * | 2012-10-31 | 2014-05-01 | Thai Dieng Industry Co., Ltd. | Dust-proof housing device for an assembly and bearing assembly including the same |
| CN206647421U (en) * | 2017-04-17 | 2017-11-17 | 常熟市天银机电股份有限公司 | A kind of novel self sealing bearing |
-
2017
- 2017-04-17 CN CN201710248483.0A patent/CN106907391A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6224265B1 (en) * | 1998-02-10 | 2001-05-01 | Tok Bearing Co., Ltd | Flanged ball bearing |
| CN1644944A (en) * | 2004-01-13 | 2005-07-27 | Skf公司 | Axial rolling bearing for a suspension |
| CN101849115A (en) * | 2007-11-05 | 2010-09-29 | Skf公司 | Rolling bearing with internal lubrication |
| US20140119683A1 (en) * | 2012-10-31 | 2014-05-01 | Thai Dieng Industry Co., Ltd. | Dust-proof housing device for an assembly and bearing assembly including the same |
| CN206647421U (en) * | 2017-04-17 | 2017-11-17 | 常熟市天银机电股份有限公司 | A kind of novel self sealing bearing |
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| PB01 | Publication | ||
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Application publication date: 20170630 |