CN108757748A - A kind of shield bearing - Google Patents
A kind of shield bearing Download PDFInfo
- Publication number
- CN108757748A CN108757748A CN201810633542.0A CN201810633542A CN108757748A CN 108757748 A CN108757748 A CN 108757748A CN 201810633542 A CN201810633542 A CN 201810633542A CN 108757748 A CN108757748 A CN 108757748A
- Authority
- CN
- China
- Prior art keywords
- ring
- dust guard
- guide rod
- elastic
- annular groove
- 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
-
- 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
- F16C33/7816—Details of the sealing or parts thereof, e.g. geometry, material
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sealing Devices (AREA)
Abstract
The invention belongs to technical field of bearings, specifically a kind of shield bearing, including inner ring, outer ring, retainer and rolling element；Further include No.1 sliding block, annular groove and dust guard；The both sides of the inner ring and outer ring are provided with dust guard, and the dust guard is set between inner ring and outer ring, and dust guard is for preventing dust from entering Bearing inner；An annular groove is arranged in the outside of the inner ring；Another annular groove is arranged in the inside of the outer ring；The annular groove is used for the installation of dust guard；One group of No.1 sliding block is arranged in the outside of the inner ring；Another group of No.1 sliding block is arranged in the inside of the outer ring, and two groups of No.1 sliding blocks separately constitute annular shape；The No.1 sliding block is used to control the installation of dust guard；Push No. two sliding blocks completely into fixed ring by guide rod so that No.1 elastic ring and No. two elastic rings stir upwards, and dust guard shortens, and so that dust guard is installed to annular groove, and then improve bearing dust-proof effect.
Description
Technical field
The invention belongs to technical field of bearings, specifically a kind of shield bearing.
Background technology
Bearing is that component that is fixed and reducing load friction coefficient is played in mechanical transmission course.It may also be said that when other
Parts when generating relative motion each other on axis, for reducing friction coefficient and the holding shaft center in power transmission process
Fixed parts.Bearing is a kind of very important parts in contemporary mechanical equipment.Its major function is support machinery rotation
Swivel, to reduce mechanical load friction coefficient of the equipment in transmission process.
Also occurs a kind of technical solution of bearing dustproof cover in the prior art, as application No. is 201210202354.5
One Chinese patent discloses a kind of bearing dustproof cover, including relief groove；The dustproof cover is equipped with relief groove, which sets
In dustproof cover and the matched position of bearing outer ring, the relief groove has the first face and opposite with first face second
Face, second face is vertical with bearing centre axis X, and first face is 35 °~45 ° with the angle that the second face is formed, described
Relief groove is provided with 9, and arranged for interval, on the bearing dustproof cover, the width of the widest part of the relief groove is 0.1
~0.14mm, the tapered shape of relief groove.
The technical solution is since by relief groove setting, into a cone shape, the opening of relief groove and air suction direction are with larger
Angle, in addition the width of the widest part of relief groove is reduced, and relief groove number increases, from can ensure that bearing dust is not easy
Enter Bearing inner；But the program fail solve dustproof cover fall off in bearing rotation process and the smooth fitting of dustproof cover
Problem so that the technical solution is restricted.
Invention content
In order to make up for the deficiencies of the prior art, a kind of shield bearing proposed by the present invention, when dust guard is installed, guide groove
In time adjustment dust guard position so that dust guard push guide plate rotation in, can it is smooth by dust guard send to
Clamping at annular groove；Squeezed simultaneously by inner ring and outer ring by guide rod, guide rod elder generation extrusion elastic, shrapnel cannot be after
After continuous extruding, the middle sliding in the sliding slot between No.1 elastic ring and stiffening ring of No. two sliding blocks is pushed；When No. two sliding blocks are completely sliding
When moving in stiffening ring, No.1 elastic ring and No. two elastic rings stir upwards, and dust guard is installed in annular groove.
The technical solution adopted by the present invention to solve the technical problems is：A kind of shield bearing of the present invention, including
Inner ring, outer ring, retainer and rolling element；Further include No.1 sliding block, annular groove and dust guard；The both sides of the inner ring and outer ring
It is provided with dust guard, the dust guard is set between inner ring and outer ring, and dust guard is for preventing dust from entering axis
Hold inside；An annular groove is arranged in the outside of the inner ring；Another annular groove is arranged in the inside of the outer ring；The annular groove
Installation for dust guard；One group of No.1 sliding block is arranged in the outside of the inner ring；The inside of the outer ring is arranged another group one
Number sliding block, two groups of No.1 sliding blocks separately constitute annular shape；The No.1 sliding block is used to control the installation of dust guard.When work,
Dust guard is installed in annular groove, when dust guard contacts No.1 sliding block, No.1 sliding block stress is moved to both sides, dust-proof
Device, which continues movement, to be blocked until reaching at annular groove, to improve the dust-proof effect of bearing；Dust guard leaves No.1 cunning
When block, No.1 sliding block resets under the action of the spring, and dust guard is avoided to be detached from bearing in rotation, to influence dust-proof effect
Fruit.
Preferably, the end of the No.1 sliding block is equipped with guide plate by shaft, and torsional spring is equipped in shaft.When work,
Dust guard contact guide plate when, guide plate under the action of dust guard to close to annular groove side rotate, dust guard after
Reforwarding is dynamic to be blocked until reaching at annular groove, to improve the dust-proof effect of bearing；After dust guard leaves guide plate, it is oriented to
Plate resets under the action of torsional spring, and dust guard is avoided to be detached from bearing in rotation, to influence dust-proof effect.
Preferably, the side of the guide plate offers one group of guide groove.When work, dust guard by guide plate into
When row installation, the phenomenon that being uneven in the process in the presence of left and right so that the dust guard dust-proof effect of installation is bad；And guide groove
Not only dust guard into row buffering but also can in time can be adjusted dust guard so that dust guard is smooth to be installed to
In annular groove, to improve the dust-proof effect of bearing.
Preferably, the dust guard is made of No.1 elastic ring, stiffening ring, No. two elastic rings and connection unit；It is described
Stiffening ring outer ring is connect by one group of connection unit with No.1 elastic ring, and stiffening ring inner ring passes through another group of connection unit and No. two
Elastic ring connects；The connection unit is for controlling No.1 elastic ring and No. two elastic ring flange.When work, dust guard not
When being squeezed, connection unit respectively connect No.1 elastic ring with stiffening ring and No. two elastic rings are connect with stiffening ring；Connection
When unit is squeezed, connection unit controls No.1 elastic ring and No. two elastic ring flange, to make dust guard be stuck in annular
At slot.
Preferably, the connection unit includes No. two sliding blocks, guide rod and shrapnel；It is slidably installed in the No.1 elastic ring
One guide rod；The guide rod end is connected to No. two sliding blocks by shrapnel；No. two sliding blocks are slidably mounted on No.1 bullet
In sliding slot between property ring and stiffening ring；Described No. two be equipped between elastic ring and stiffening ring with No.1 elastic ring and stiffening ring it
Between at symmetrically arranged connection unit.When work, guide rod is squeezed by inner ring and outer ring, guide rod elder generation extrusion elastic,
After shrapnel cannot continue extruding, the middle sliding in the sliding slot between No.1 elastic ring and stiffening ring of No. two sliding blocks is pushed；When No. two
When sliding block is slid fully into stiffening ring, No.1 elastic ring and No. two elastic rings stir upwards, and dust guard is installed to annular groove
In；Meanwhile No. two sliding blocks reset, shrapnel pops up guide rod, and guide rod is in annular groove by its clamping.
Preferably, the connection unit includes guide rod, No.1 moving block and No. two moving blocks；In the No.1 elastic ring
It is rotatablely installed a guide rod；The outer ring of the guide rod is equipped with helicla flute, and No.1 moving block, guide rod is arranged in guide rod end
Movement can drive No.1 moving block to rotate；Articulated No. two moving blocks in No.1 moving block one end；No. two moving blocks
It is rotatably installed in stiffening ring, after No. two moving blocks rotate, guide rod can be along the axial wobble of bearing；No. two elasticity
It is equipped between No.1 elastic ring and stiffening ring into symmetrically arranged connection unit between ring and stiffening ring.When work, guide rod
It is squeezed by inner ring and outer ring, guide rod is in the case where outer ring is equipped with helicla flute effect in No.1 elastic ring and No. two elastic ring transfers
Dynamic, guide rod makes No.1 moving block rotate, and rotates in No. two moving blocks, to drive stiffening ring to rotate, and then makes accordingly
Obtaining guide rod can be along the axial wobble of bearing so that dust guard is installed in annular groove.
Beneficial effects of the present invention are as follows：
1. a kind of shield bearing of the present invention, when dust guard is installed, guide groove adjusts the position of dust guard in time
It sets so that dust guard pushes in guide plate rotation, smooth can send dust guard to clamping at annular groove.
2. a kind of shield bearing of the present invention is squeezed by guide rod by inner ring and outer ring, guide rod first squeezes
Shrapnel is pressed, after shrapnel cannot continue extruding, No. two sliding blocks of promotion middle cunning in the sliding slot between No.1 elastic ring and stiffening ring
It is dynamic；When No. two sliding blocks slide fully into stiffening ring, No.1 elastic ring and No. two elastic rings stir upwards, dust guard installation
Into annular groove.
3. a kind of shield bearing of the present invention is squeezed by guide rod by inner ring and outer ring, guide rod is outside
Circle is equipped under helicla flute effect and is rotated in No.1 elastic ring and No. two elastic rings, and guide rod makes No.1 moving block rotate, phase
That answers rotates in No. two moving blocks, to drive stiffening ring to rotate, so that guide rod can make along the axial wobble of bearing
Dust guard is obtained to be installed in annular groove.
Description of the drawings
The invention will be further described below in conjunction with the accompanying drawings.
Fig. 1 is the front view of the present invention；
Fig. 2 is A-A sectional views in Fig. 1；
Fig. 3 is B-B sectional views in Fig. 1；
Fig. 4 is a kind of structural schematic diagram of C in Fig. 2；
Fig. 5 is another structural schematic diagram of C in Fig. 2；
Fig. 6 is the sectional view of D-D in Fig. 5；
In figure：Inner ring 1, outer ring 2, retainer 3, rolling element 4, No.1 sliding block 5, annular groove 6, dust guard 7, connection unit
8, guide plate 51, guide groove 52, No.1 elastic ring 71, the sliding block 73, two of stiffening ring 72, two elastic ring 74, guide rod 75, one
Number moving block 76, No. two moving blocks 77, shrapnels 78.
Specific implementation mode
In order to make the technical means, the creative features, the aims and the efficiencies achieved by the present invention be easy to understand, tie below
Specific implementation mode is closed, the present invention is further explained.
As shown in Figures 1 to 6, a kind of shield bearing of the present invention, including inner ring 1, outer ring 2, retainer 3 and rolling
Body 4；Further include No.1 sliding block 5, annular groove 6 and dust guard 7；The both sides of the inner ring 1 and outer ring 2 are provided with dust guard 7,
The dust guard 7 is set between inner ring 1 and outer ring 2, and dust guard 7 is for preventing dust from entering Bearing inner；It is described
An annular groove 6 is arranged in the outside of inner ring 1；Another annular groove 6 is arranged in the inside of the outer ring 2；The annular groove 6 is for preventing
The installation of dirt device 7；One group of No.1 sliding block 5 is arranged in the outside of the inner ring 1；Another group of No.1 is arranged in the inside of the outer ring 2
Sliding block 5, two groups of No.1 sliding blocks 5 separately constitute annular shape；The No.1 sliding block 5 is used to control the installation of dust guard 7.Work
When, dust guard 7 is installed in annular groove 6, when dust guard 7 contacts No.1 sliding block 5,5 stress of No.1 sliding block is to both sides
Mobile, dust guard 7, which continues movement, to be blocked until reaching at annular groove 6, to improve the dust-proof effect of bearing；Dust guard
7 when leaving No.1 sliding block 5, and No.1 sliding block 5 resets under the action of the spring, and dust guard 7 is avoided to be detached from bearing in rotation, from
And influence dust-proof effect.
As one embodiment of the present invention, the end of the No.1 sliding block 5 is equipped with guide plate 51 by shaft, turns
Torsional spring is equipped in axis.When work, when dust guard 7 contacts guide plate 51, guide plate 51 is under the action of dust guard 7 to close
6 side of annular groove rotates, and dust guard 7, which continues movement, to be blocked until reaching at annular groove 6, to improve the dust-proof effect of bearing
Fruit；After dust guard 7 leaves guide plate 51, guide plate 51 resets under the action of torsional spring, and dust guard 7 is avoided to be taken off in rotation
It holds off axis, to influence dust-proof effect.
As one embodiment of the present invention, the side of the guide plate 51 offers one group of guide groove 52.When work,
When dust guard 7 is installed by guide plate 51, in the process in the presence of left and right be uneven the phenomenon that so that installation it is dust-proof
7 dust-proof effect of device is bad；And guide groove 52 both can to dust guard 7 into row buffering can in time to dust guard 7 into
Row adjustment so that dust guard 7 is smooth to be installed in annular groove 6, to improve the dust-proof effect of bearing.
As one embodiment of the present invention, the dust guard 7 is by 72, No. two No.1 elastic ring 71, stiffening ring bullets
Property ring 74 and connection unit 8 form；72 outer ring of the stiffening ring is connect by one group of connection unit 8 with No.1 elastic ring 71, just
Property 72 inner ring of ring is connect by another group of connection unit 8 with No. two elastic rings 74；The connection unit 8 is for controlling No.1 elasticity
Ring 71 and No. two 74 flange of elastic ring.When work, when dust guard 7 is not affected by extruding, connection unit is respectively by No.1 elasticity
Ring 71 is connect with stiffening ring 72 and No. two elastic rings 74 are connect with stiffening ring 72；When connection unit 8 is squeezed, connection unit 8
No.1 elastic ring 71 and No. two 74 flange of elastic ring are controlled, to make dust guard 7 be stuck at annular groove 6.
As one embodiment of the present invention, the connection unit 8 includes No. two sliding blocks 73, guide rod 75 and shrapnel
78；Be slidably installed a guide rod 75 in the No.1 elastic ring 71；75 end of the guide rod is connected to two by shrapnel 78
Number sliding block 73；No. two sliding blocks 73 are slidably mounted in the sliding slot between No.1 elastic ring 71 and stiffening ring 72；Described No. two
It is equipped between No.1 elastic ring 71 and stiffening ring 72 into symmetrically arranged connection unit 8 between elastic ring 74 and stiffening ring 72.
When work, by the extruding of inner ring 1 and outer ring 2, the first extrusion elastic of guide rod 75 cannot continue to squeeze guide rod 75 in shrapnel
Afterwards, the middle sliding in the sliding slot between No.1 elastic ring 71 and stiffening ring 72 of No. two sliding blocks 73 is pushed；When No. two sliding blocks 73 are complete
When sliding into stiffening ring 72, No.1 elastic ring 71 and No. two elastic rings 74 stir upwards, and dust guard 7 is installed to annular groove 6
In；Meanwhile No. two sliding blocks 73 reset, shrapnel 78 pops up guide rod 75, and guide rod 75 is in annular groove 6 by its clamping.
As one embodiment of the present invention, the connection unit 8 includes guide rod 75, No.1 moving block 76 and No. two
Moving block 77；A guide rod 75 is rotatablely installed in the No.1 elastic ring 71；The outer ring of the guide rod 75 is equipped with helicla flute,
No.1 moving block 76 is arranged in 75 end of guide rod, and 75 movement of guide rod can drive No.1 moving block 76 to rotate；The No.1 turns
Articulated No. two moving blocks 77 in 76 one end of motion block；No. two moving blocks 77 are rotatably installed in stiffening ring 72, when No. two rotations
After block 77 rotates, guide rod 75 can be along the axial wobble of bearing；Between No. two elastic rings 74 and stiffening ring 72 be equipped with
At symmetrically arranged connection unit 8 between No.1 elastic ring 71 and stiffening ring 72.When work, guide rod 75 is by inner ring 1 and outside
The extruding of circle 2, guide rod 75 are rotated in the case where outer ring 2 is equipped with helicla flute effect in No.1 elastic ring 71 and No. two elastic rings 74,
Guide rod 75 is rotated in No. two moving blocks 77 accordingly so that the rotation of No.1 moving block 76, to drive stiffening ring 72 to rotate, into
And enable guide rod 75 along the axial wobble of bearing so that dust guard 7 is installed in annular groove 6.
When bearing assembles, dust guard 7 contact guide plate 51 when, guide plate 51 under the action of dust guard 7 to by
Nearly 6 side of annular groove rotates, and there is the phenomenon that left and right is uneven in 7 moving process of dust guard so that the dust-proof dress of installation
It is bad to set 7 dust-proof effects；And guide groove 52 both can in time can carry out dust guard 7 dust guard 7 into row buffering
Adjustment so that dust guard 7 is smooth to be installed in annular groove 6；When guide plate 51 cannot be rotated further, dust guard 7 squeezes
No.1 sliding block 5,5 stress of No.1 sliding block is pressed to be moved to both sides, dust guard 7, which continues movement, to be blocked until reaching at annular groove 6, from
And improve the dust-proof effect of bearing；When dust guard 7 leaves No.1 sliding block 5, No.1 sliding block 5 resets under the action of the spring,
Guide plate 51 resets under the action of torsional spring, and dust guard 7 is avoided to be detached from bearing in rotation, to influence dust-proof effect；It leads
To bar 75 by inner ring 1 and outer ring 2 extruding when there are two kinds of modes, modes one：Guide rod 75 is by inner ring 1 and outer ring 2
It squeezes, the first extrusion elastic of guide rod 75, after shrapnel cannot continue extruding, No. two sliding blocks 73 of promotion are in No.1 elastic ring 71 and just
Middle sliding in sliding slot between property ring 72；When No. two sliding blocks 73 slide fully into stiffening ring 72, No.1 elastic ring 71 and two
Number elastic ring 74 stirs upwards, and dust guard 7 is installed in annular groove 6；Meanwhile No. two sliding blocks 73 reset, shrapnel 78 will be oriented to
Bar 75 pops up, and guide rod 75 is in annular groove 6 by its clamping；Mode two：Guide rod 75 is led by the extruding of inner ring 1 and outer ring 2
It is equipped under helicla flute acts in outer ring 2 to bar 75 and is rotated in No.1 elastic ring 71 and No. two elastic rings 74, guide rod 75 makes
No.1 moving block 76 rotates, and is rotated accordingly in No. two moving blocks 77, to drive stiffening ring 72 to rotate, so that guide rod
75 can be along the axial wobble of bearing so that dust guard 7 is installed in annular groove 6.
The basic principles, main features and advantages of the invention have been shown and described above.The technical staff of the industry should
Understand, the present invention is not limited to the above embodiments, and the above embodiments and description only describe the originals of the present invention
Reason, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes and improvements
It all fall within the protetion scope of the claimed invention.The claimed scope of the invention is by appended claims and its equivalent circle
It is fixed.
Claims (6)
1. a kind of shield bearing, including inner ring (1), outer ring (2), retainer (3) and rolling element (4)；It is characterized in that：Further include
No.1 sliding block (5), annular groove (6) and dust guard (7)；The both sides of the inner ring (1) and outer ring (2) are provided with dust guard
(7), the dust guard (7) is set between inner ring (1) and outer ring (2), and dust guard (7) is for preventing dust from entering axis
Hold inside；An annular groove (6) is arranged in the outside of the inner ring (1)；Another annular groove is arranged in the inside of the outer ring (2)
(6)；The annular groove (6) is used for the installation of dust guard (7)；One group of No.1 sliding block (5) is arranged in the outside of the inner ring (1)；
Another group of No.1 sliding block (5) is arranged in the inside of the outer ring (2), and two groups of No.1 sliding blocks (5) separately constitute annular shape；The No.1
Sliding block (5) is used to control the installation of dust guard (7).
2. a kind of shield bearing according to claim 1, it is characterised in that：The end of the No.1 sliding block (5) is by turning
Axis is equipped with guide plate (51), and torsional spring is equipped in shaft.
3. a kind of shield bearing according to claim 2, it is characterised in that：The side of the guide plate (51) offers one
Group guide groove (52).
4. a kind of shield bearing according to claim 1, it is characterised in that：The dust guard (7) is by No.1 elastic ring
(71), stiffening ring (72), No. two elastic rings (74) and connection unit (8) composition；Stiffening ring (72) outer ring passes through one group of company
Order member (8) is connect with No.1 elastic ring (71), and stiffening ring (72) inner ring passes through another group of connection unit (8) and No. two elastic rings
(74) it connects；The connection unit (8) is for controlling No.1 elastic ring (71) and No. two elastic ring (74) flange.
5. a kind of shield bearing according to claim 1, it is characterised in that：The connection unit (8) includes No. two sliding blocks
(73), guide rod (75) and shrapnel (78)；Be slidably installed a guide rod (75) in the No.1 elastic ring (71)；The guiding
Bar (75) end is connected to No. two sliding blocks (73) by shrapnel (78)；No. two sliding blocks (73) are slidably mounted on No.1 elastic ring
(71) in the sliding slot between stiffening ring (72)；It is equipped between No. two elastic rings (74) and stiffening ring (72) and No.1 elasticity
At symmetrically arranged connection unit (8) between ring (71) and stiffening ring (72).
6. a kind of shield bearing according to claim 1, it is characterised in that：The connection unit (8) includes guide rod
(75), No.1 moving block (76) and No. two moving blocks (77)；A guide rod is rotatablely installed in the No.1 elastic ring (71)
(75)；The outer ring of the guide rod (75) is equipped with helicla flute, and No.1 moving block (76), guide rod is arranged in guide rod (75) end
(75) movement can drive No.1 moving block (76) to rotate；Articulated No. two moving blocks in No.1 moving block (76) one end
(77)；No. two moving blocks (77) are rotatably installed in stiffening ring (72), after No. two moving blocks (77) rotate, guide rod
It (75) can be along the axial wobble of bearing；It is equipped with and No.1 elastic ring between No. two elastic rings (74) and stiffening ring (72)
(71) at symmetrically arranged connection unit (8) between stiffening ring (72).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810633542.0A CN108757748A (en) | 2018-06-20 | 2018-06-20 | A kind of shield bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810633542.0A CN108757748A (en) | 2018-06-20 | 2018-06-20 | A kind of shield bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108757748A true CN108757748A (en) | 2018-11-06 |
Family
ID=63979151
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810633542.0A Withdrawn CN108757748A (en) | 2018-06-20 | 2018-06-20 | A kind of shield bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108757748A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4026200B2 (en) * | 1997-09-05 | 2007-12-26 | 日本精工株式会社 | Bearing device |
| CN102705375A (en) * | 2012-06-19 | 2012-10-03 | 宁波摩根轴承有限公司 | Dust cover for bearing |
| CN204533222U (en) * | 2015-04-22 | 2015-08-05 | 宁波固特轴承有限公司 | A kind of deep groove ball bearing of two sides band dust cover |
| CN205190523U (en) * | 2015-11-13 | 2016-04-27 | 盐城市三川轴承制造有限公司 | Dustproof bearing |
| CN206723272U (en) * | 2017-05-09 | 2017-12-08 | 浙江八环轴承有限公司 | For graden machine shield bearing and be pressed the frock of the shield bearing |
-
2018
- 2018-06-20 CN CN201810633542.0A patent/CN108757748A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4026200B2 (en) * | 1997-09-05 | 2007-12-26 | 日本精工株式会社 | Bearing device |
| CN102705375A (en) * | 2012-06-19 | 2012-10-03 | 宁波摩根轴承有限公司 | Dust cover for bearing |
| CN204533222U (en) * | 2015-04-22 | 2015-08-05 | 宁波固特轴承有限公司 | A kind of deep groove ball bearing of two sides band dust cover |
| CN205190523U (en) * | 2015-11-13 | 2016-04-27 | 盐城市三川轴承制造有限公司 | Dustproof bearing |
| CN206723272U (en) * | 2017-05-09 | 2017-12-08 | 浙江八环轴承有限公司 | For graden machine shield bearing and be pressed the frock of the shield bearing |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20181106 |