CN110005700A - A kind of thrust ball bearing with dustproof and waterproof function - Google Patents
A kind of thrust ball bearing with dustproof and waterproof function Download PDFInfo
- Publication number
- CN110005700A CN110005700A CN201910273417.8A CN201910273417A CN110005700A CN 110005700 A CN110005700 A CN 110005700A CN 201910273417 A CN201910273417 A CN 201910273417A CN 110005700 A CN110005700 A CN 110005700A
- Authority
- CN
- China
- Prior art keywords
- seat ring
- blowout patche
- dustproof
- baffle
- ball bearing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
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
- F16C19/14—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load
- F16C19/16—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load with a single row of balls
-
- 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
-
- 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
- F16C35/00—Rigid support of bearing units; Housings, e.g. caps, covers
- F16C35/04—Rigid support of bearing units; Housings, e.g. caps, covers in the case of ball or roller bearings
- F16C35/06—Mounting or dismounting of ball or roller bearings; Fixing them onto shaft or in housing
- F16C35/061—Mounting or dismounting of ball or roller bearings; Fixing them onto shaft or in housing mounting a plurality of bearings side by side
-
- 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
- F16C35/00—Rigid support of bearing units; Housings, e.g. caps, covers
- F16C35/04—Rigid support of bearing units; Housings, e.g. caps, covers in the case of ball or roller bearings
- F16C35/06—Mounting or dismounting of ball or roller bearings; Fixing them onto shaft or in housing
- F16C35/07—Fixing them on the shaft or housing with interposition of an element
Abstract
The invention discloses a kind of thrust ball bearings with dustproof and waterproof function, including seat ring, blowout patche and rolling element, slot is provided in the middle part of the seat ring, the side that the seat ring closes on slot is provided with second sliding slot, the side of the seat ring is provided with the first raceway ditch, the side of the seat ring is equipped with baffle, the first sliding block has been mounted equidistant in the top of the baffle, mounting hole is provided in the middle part of the blowout patche, the side that the blowout patche closes on mounting hole is equipped with mounting blocks, the side of the mounting blocks is equipped with connecting plate, the second sliding block has been mounted equidistant in the side of the connecting plate, the side of the blowout patche is provided with the second raceway ditch, the side of the blowout patche is provided with first sliding groove, the side activity of the rolling element is connected with retainer, the retainer is between baffle and connecting plate.The simple and convenient realization functions of waterproof and dustproof of the present invention, avoids rolling element stuck, meanwhile, the effective radial load for enhancing side avoids being damaged in use process.
Description
Technical field
The present invention relates to thrust ball bearing technical field, specially a kind of thrust ball bearing with dustproof and waterproof function.
Background technique
Bearing is a kind of important spare part in contemporary mechanical equipment, its major function is to support mechanical rotary body, is reduced
Coefficient of friction in its motion process, and guarantee its rotating accuracy, a kind of form of the thrust ball bearing as bearing obtains more next
More it is widely applied.
Thrust ball bearing is using the design that can bear thrust load when running at high speed, by the pad of the raceway ditch rolled with ball
Round lasso is constituted, since lasso is seat cushion shape, thrust ball bearing is divided into flat bed pad-type and aligning seat seat cushion type
Two types.
Plug-flow bearing is only applicable to bear a face axial load, on the lower parts of revolving speed, such as crane hook, vertical
Water pump, vertical centrifugal machine, jack, low-range reduction device etc..Blowout patche, seat ring and the rolling element of bearing are separation, can be distinguished
Assembly and disassembly, there are two the key points of thrust ball bearing assembly: one is to maintain the control of frame and steel ball pressing quality, the other is axis
Hold the control of nominal height T after assembling, further, since blowout patche, seat ring are separable, the problem of bringing a management aspect just
It is to prevent imported bearing part from loading in mixture.
But existing thrust ball bearing dust and water protection performance is poor, this results in use, being easy in axis
Enter dust and water between circle and seat ring, causes the rolling element for being connected to inside stuck, influence the use of thrust ball bearing, it is another
Aspect, in use, the performance that thrust ball bearing bears radial load are poor, in actual use, are easy to cause
Damage, be unfavorable for using.
Summary of the invention
The purpose of the present invention is to provide a kind of thrust ball bearing with dustproof and waterproof function, simple and convenient realization is anti-
Water dust reduction capability avoids rolling element stuck, meanwhile, the effective radial load for enhancing side avoids damaging in use process
It is bad, to solve the problems mentioned in the above background technology.
To achieve the above object, the invention provides the following technical scheme: a kind of thrust ball axis with dustproof and waterproof function
It holds, including seat ring, blowout patche and rolling element, slot is provided in the middle part of the seat ring, the side that the seat ring closes on slot is provided with
Two sliding slots, the side of the seat ring are provided with the first raceway ditch, and the side of the seat ring is equipped with baffle, and the side of the baffle is equal
It is furnished with reinforcing rib, the first sliding block has been mounted equidistant in the top of the baffle, and the side that the baffle closes on the first sliding block is equipped with
Sealing shroud is provided with mounting hole in the middle part of the blowout patche, and the side that the blowout patche closes on mounting hole is equipped with mounting blocks, the installation
The side of block is equipped with connecting plate, and the second sliding block has been mounted equidistant in the side of the connecting plate, and the side of the blowout patche is provided with
Two raceway ditches, the side of the blowout patche are provided with first sliding groove, and the first sliding block described in every group is removably attached to the inside of first sliding groove, often
Group second sliding block is removably attached to the side of second sliding slot, and the rolling element activity is connected in the first raceway ditch and the second raceway ditch
Between, the side activity of the rolling element is connected with retainer, and the retainer is between baffle and connecting plate, the holding
The side of frame is equipped with cushion.
Preferably, rib is installed between the seat ring and baffle, and is evenly equipped between the side and baffle of the seat ring
Cooling fin.
Preferably, the blowout patche is arranged coaxially with seat ring, and the side of the blowout patche is in the inside of sealing shroud.
Preferably, the rolling element is arranged in spherical, and the surface of the rolling element is shiny surface.
Preferably, the first raceway ditch is in and is oppositely arranged with the second raceway ditch, and the first raceway ditch and the second rolling
Road ditch is shiny surface.
Preferably, the side of the mounting hole is provided with groove, and the side of the mounting hole is provided with sealing ring, described close
Seal is installed on the inside of blowout patche.
Preferably, diagonal brace is installed, and the connecting plate is in the hollow cylinder bodily form between the connecting plate and the second sliding block
Setting.
Preferably, the through-hole for being provided in the middle part of the retainer and rolling mates, and the retainer is in seat ring
Between blowout patche.
Preferably, the cushion is heat conductive silica gel cushion, and the inside of the cushion is equipped with skeleton.
Compared with prior art, the beneficial effects of the present invention are:
1, by the cooperation of mounting hole and mounting blocks, facilitate external shaft to be mounted on the inside of mounting hole, pass through the first sliding block
The cooperation of cooperation and the second sliding block and second sliding slot with first sliding groove, the effective rotation for realizing blowout patche, passes through baffle pair
The side of seat ring and blowout patche is blocked, and the side of baffle installation sealing shroud the side of the first sliding block block it is close
Envelope and connecting plate block slot side, effectively prevent dust and water from entering between rolling element, avoid rolling element card
Extremely, guarantee effective operation of rolling element；
2, the intensity for enhancing baffle by reinforcing rib, passes through the first sliding block of baffle side and the cooperation of first sliding groove, Yi Jitong
The second sliding block and the cooperation of second sliding slot of connecting plate side are crossed, the effective bonding strength for increasing seat ring and blowout patche, Jin Eryou
The load of the increase blowout patche and seat ring radial force of effect, prevents to damage, and guarantees effective operation.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is retainer part-structure overhead sectional view of the invention；
Fig. 3 is blowout patche part-structure overhead sectional view of the invention.
In figure: 1 seat ring, 2 blowout patches, 3 rolling elements, 4 slots, 5 second sliding slots, 6 first raceway ditches, 7 baffles, 8 reinforcing ribs, 9
First sliding block, 10 sealing shrouds, 11 mounting holes, 12 mounting blocks, 13 connecting plates, 14 second sliding blocks, 15 second raceway ditches, 16 first are slided
Slot, 17 retainers, 18 cushions, 19 ribs, 20 cooling fins, 21 grooves, 22 sealing rings, 23 diagonal braces, 24 through-holes, 25 skeletons.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1-3 is please referred to, the present invention provides a kind of technical solution: a kind of thrust ball bearing with dustproof and waterproof function,
Including seat ring 1, blowout patche 2 and rolling element 3, the middle part of the seat ring 1 is provided with slot 4, and slot 4 facilitates the installation of connecting plate 13, institute
It states seat ring 1 and closes on the side of slot 4 and be provided with second sliding slot 5, the side of the seat ring 1 is provided with the first raceway ditch 6, the seat ring 1
Side baffle 7 is installed, the side of the baffle 7 is evenly equipped with reinforcing rib 8, and reinforcing rib 8 increases the side of baffle 7, effectively
Increase ability to bear by radial load, the top of the baffle 7 has been mounted equidistant the first sliding block 9, and the baffle 7 closes on the
The side of one sliding block 9 is equipped with sealing shroud 10, and sealing shroud 10 blocks the gap position of the first sliding block 9 and first sliding groove 16
Sealing, the middle part of the blowout patche 2 are provided with mounting hole 11, and the side that the blowout patche 2 closes on mounting hole 11 is equipped with mounting blocks 12, institute
The side for stating mounting blocks 12 is equipped with connecting plate 13, and the second sliding block 14, the axis has been mounted equidistant in the side of the connecting plate 13
The side of circle 2 is provided with the second raceway ditch 15, and the side of the blowout patche 2 is provided with first sliding groove 16, and the first sliding block 9 described in every group is living
It is connected to the inside of first sliding groove 16, the second sliding block 14 described in every group is removably attached to the side of second sliding slot 5, the first sliding block 9 and first
The cooperation of sliding slot 16 and the cooperation of the second sliding block and second sliding slot 5, the effective rotation for realizing blowout patche 2, the rolling element 3 are living
It is dynamic to be connected between the first raceway ditch 6 and the second raceway ditch 15, guarantee effective rotation of blowout patche 2, the side of the rolling element 3 is living
Dynamic to be connected with retainer 17, for retainer 17 for limiting to rolling element 3, the retainer 17 is in baffle 7 and connecting plate
Between 13, the side of the retainer 17 is equipped with cushion 18, and cushion 18 provides partial buffer.
Preferably, being equipped with rib 19 between the seat ring 1 and baffle 7, and between the side of the seat ring 1 and baffle 7
It is evenly equipped with cooling fin 20.
By using above-mentioned technical proposal, rib 19 increases the mounting stability of seat ring 1 and baffle 7, and cooling fin 20 carries out
Heat dissipation, avoids internal temperature in operational process excessively high, and cooling fin 20 also increases the intensity between seat ring 1 and baffle 7, increases
Bear the ability of radial load.
Preferably, the blowout patche 2 is arranged coaxially with seat ring 1, and the side of the blowout patche 2 is in the interior of sealing shroud 10
Portion.
By using above-mentioned technical proposal, sealing shroud 10 hide to the gap of the second sliding block 14 and second sliding slot 5
Gear, avoids dust and water from entering the inside of seat ring 1 and blowout patche 2.
Preferably, the rolling element 3 is arranged in spherical, and the surface of the rolling element 3 is shiny surface.
By using above-mentioned technical proposal, facilitate the rotation of rolling element 3, and reduces frictional force.
Preferably, the first raceway ditch 6 and the second raceway ditch 15 be in being oppositely arranged, and the first raceway ditch 6 and the
Two raceway ditches 15 are shiny surface.
By using above-mentioned technical proposal, facilitate effective rotation of rolling element 3, and reduces frictional force.
Preferably, the side of the mounting hole 11 is provided with groove 21, and the side of the mounting hole 1 is provided with sealing ring
22, the sealing ring 22 is installed on the inside of blowout patche 2.
By using above-mentioned technical proposal, the convenient installation to outer shaft of slot 21, sealing ring 22 to connecting portion into
Row sealing prevents dust and water from entering.
Preferably, being equipped with diagonal brace 23 between the connecting plate 13 and the second sliding block 14, and the connecting plate 13 is in hollow
Cylindrical setting.
By using above-mentioned technical proposal, diagonal brace 23 increases the installation strength between connecting plate 13 and the second sliding block 14, protects
Demonstrate,prove good operation.
Preferably, the middle part of the retainer 17 is provided with the through-hole 24 matched with rolling element 3, and at the retainer 17
Between seat ring 1 and blowout patche 2.
By using above-mentioned technical proposal, through-hole 24 facilitates the installation of rolling element 3, and facilitates the rotation of retainer 17.
Preferably, the cushion 18 is heat conductive silica gel cushion, and the inside of the cushion 18 is equipped with skeleton 25.
By using above-mentioned technical proposal, on the one hand cushion 18 provides the impact generated by radial load, another party
Face provides the heat dissipation of part, avoids internal temperature excessively high, and skeleton 25 increases the intensity of cushion 18.
Structural principle: in use, passing through the cooperation of mounting hole 11 and mounting blocks 12, external shaft is facilitated to be mounted on installation
The inside in hole 11 has by the first sliding block 9 and the cooperation of first sliding groove 16 and the cooperation of the second sliding block 14 and second sliding slot 5
The rotation of the realization blowout patche 2 of effect, is blocked by the side of 7 counter race 1 of baffle and blowout patche 2, and is installed in the side of baffle 7
Sealing shroud 10 carries out blocking sealing to the side of the first sliding block 9 and connecting plate 13 blocks 4 side of slot, effective anti-
Only dust and water enter between rolling element 3, avoid rolling element 3 stuck, guarantee effective operation of rolling element 3, are increased by reinforcing rib 8
The intensity of strong baffle 7 by the cooperation of the first sliding block 9 and first sliding groove 16 of 7 side of baffle, and passes through 13 side of connecting plate
The second sliding block 14 and second sliding slot 16 cooperation, the effective bonding strength for increasing seat ring 1 and blowout patche 2, and then effectively increase
The load for adding 1 radial force of blowout patche 2 and seat ring, prevents to damage, and guarantees effective operation.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (9)
1. a kind of thrust ball bearing with dustproof and waterproof function, including seat ring (1), blowout patche (2) and rolling element (3), feature
It is: is provided with slot (4) in the middle part of the seat ring (1), the side that the seat ring (1) closes on slot (4) is provided with second sliding slot
(5), the side of the seat ring (1) is provided with the first raceway ditch (6), and the side of the seat ring (1) is equipped with baffle (7), the gear
The side of plate (7) is evenly equipped with reinforcing rib (8), and the top of the baffle (7) has been mounted equidistant the first sliding block (9), the baffle (7)
The side for closing on the first sliding block (9) is equipped with sealing shroud (10), is provided with mounting hole (11), the axis in the middle part of the blowout patche (2)
The side that circle (2) closes on mounting hole (11) is equipped with mounting blocks (12), and the side of the mounting blocks (12) is equipped with connecting plate
(13), the side of the connecting plate (13) has been mounted equidistant the second sliding block (14), and the side of the blowout patche (2) is provided with the second raceway
The side of ditch (15), the blowout patche (2) is provided with first sliding groove (16), and the first sliding block (9) described in every group is removably attached to first sliding groove
(16) inside, the second sliding block (14) described in every group are removably attached to the side of second sliding slot (5), rolling element (3) the activity clamping
Between the first raceway ditch (6) and the second raceway ditch (15), the side activity of the rolling element (3) is connected with retainer (17),
The retainer (17) is between baffle (7) and connecting plate (13), and the side of the retainer (17) is equipped with cushion
(18).
2. a kind of thrust ball bearing with dustproof and waterproof function according to claim 1, it is characterised in that: the seat ring
(1) it is equipped between baffle (7) rib (19), and is evenly equipped with cooling fin between the side of the seat ring (1) and baffle (7)
(20).
3. a kind of thrust ball bearing with dustproof and waterproof function according to claim 1, it is characterised in that: the blowout patche
(2) it is arranged coaxially with seat ring (1), and the side of the blowout patche (2) is in the inside of sealing shroud (10).
4. a kind of thrust ball bearing with dustproof and waterproof function according to claim 1, it is characterised in that: the rolling
Body (3) is arranged in spherical, and the surface of the rolling element (3) is shiny surface.
5. a kind of thrust ball bearing with dustproof and waterproof function according to claim 1, it is characterised in that: described first
Raceway ditch (6) is in be oppositely arranged, and the first raceway ditch (6) and the second raceway ditch (15) are light with the second raceway ditch (15)
Sliding surface.
6. a kind of thrust ball bearing with dustproof and waterproof function according to claim 1, it is characterised in that: the installation
The side in hole (11) is provided with groove (21), and the side of the mounting hole (1) is provided with sealing ring (22), the sealing ring (22)
It is installed on the inside of blowout patche (2).
7. a kind of thrust ball bearing with dustproof and waterproof function according to claim 1, it is characterised in that: the connection
It is equipped between plate (13) and the second sliding block (14) diagonal brace (23), and the connecting plate (13) is arranged in the hollow cylinder bodily form.
8. a kind of thrust ball bearing with dustproof and waterproof function according to claim 1, it is characterised in that: the holding
The through-hole (24) matched with rolling element (3) is provided in the middle part of frame (17), and the retainer (17) is in seat ring (1) and blowout patche
(2) between.
9. a kind of thrust ball bearing with dustproof and waterproof function according to claim 1, it is characterised in that: the buffering
Padding (18) is heat conductive silica gel cushion, and the inside of the cushion (18) is equipped with skeleton (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910273417.8A CN110005700A (en) | 2019-04-05 | 2019-04-05 | A kind of thrust ball bearing with dustproof and waterproof function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910273417.8A CN110005700A (en) | 2019-04-05 | 2019-04-05 | A kind of thrust ball bearing with dustproof and waterproof function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110005700A true CN110005700A (en) | 2019-07-12 |
Family
ID=67170109
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910273417.8A Pending CN110005700A (en) | 2019-04-05 | 2019-04-05 | A kind of thrust ball bearing with dustproof and waterproof function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110005700A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2094642U (en) * | 1991-03-22 | 1992-01-29 | 机械电子工业部洛阳轴承研究所 | Thrust column roller bearing for auotmobile steering |
| CN101449068A (en) * | 2006-05-15 | 2009-06-03 | 奥依列斯工业株式会社 | Sliding bearing |
| CN201517557U (en) * | 2009-11-04 | 2010-06-30 | 洛阳轴研科技股份有限公司 | Completely sealed thrust ball bearing capable of being assembled, disassembled and separated |
| CN204025324U (en) * | 2014-08-05 | 2014-12-17 | 宁波市镇海华磊轴承有限公司 | A kind of bearing with dust cover |
| CN204851990U (en) * | 2015-08-11 | 2015-12-09 | 斯温斯机电设备(北京)有限公司 | Ball bearing |
| CN207634512U (en) * | 2017-12-08 | 2018-07-20 | 江苏光扬轴承有限公司 | A kind of thrust ball bearing of sealing lubrication |
| CN109236849A (en) * | 2018-12-06 | 2019-01-18 | 瓦房店轴承集团国家轴承工程技术研究中心有限公司 | With the tapered roller thrust bearing for improving outer cover pattern |
-
2019
- 2019-04-05 CN CN201910273417.8A patent/CN110005700A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2094642U (en) * | 1991-03-22 | 1992-01-29 | 机械电子工业部洛阳轴承研究所 | Thrust column roller bearing for auotmobile steering |
| CN101449068A (en) * | 2006-05-15 | 2009-06-03 | 奥依列斯工业株式会社 | Sliding bearing |
| CN201517557U (en) * | 2009-11-04 | 2010-06-30 | 洛阳轴研科技股份有限公司 | Completely sealed thrust ball bearing capable of being assembled, disassembled and separated |
| CN204025324U (en) * | 2014-08-05 | 2014-12-17 | 宁波市镇海华磊轴承有限公司 | A kind of bearing with dust cover |
| CN204851990U (en) * | 2015-08-11 | 2015-12-09 | 斯温斯机电设备(北京)有限公司 | Ball bearing |
| CN207634512U (en) * | 2017-12-08 | 2018-07-20 | 江苏光扬轴承有限公司 | A kind of thrust ball bearing of sealing lubrication |
| CN109236849A (en) * | 2018-12-06 | 2019-01-18 | 瓦房店轴承集团国家轴承工程技术研究中心有限公司 | With the tapered roller thrust bearing for improving outer cover pattern |
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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 | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190712 |