CN108662014A - A kind of oil-control drop resistance cylinder roller bearing - Google Patents
A kind of oil-control drop resistance cylinder roller bearing Download PDFInfo
- Publication number
- CN108662014A CN108662014A CN201810706912.9A CN201810706912A CN108662014A CN 108662014 A CN108662014 A CN 108662014A CN 201810706912 A CN201810706912 A CN 201810706912A CN 108662014 A CN108662014 A CN 108662014A
- Authority
- CN
- China
- Prior art keywords
- oil
- ring
- bearing
- interior
- inner race
- 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.)
- Granted
Links
- 230000000903 blocking effect Effects 0.000 claims abstract description 54
- 239000000446 fuel Substances 0.000 claims abstract description 20
- 239000003921 oil Substances 0.000 abstract description 143
- 239000010687 lubricating oil Substances 0.000 abstract description 15
- 238000003756 stirring Methods 0.000 abstract description 7
- 238000009434 installation Methods 0.000 description 4
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 238000005461 lubrication Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000314 lubricant Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
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
- F16C19/22—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings
- F16C19/34—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load
- F16C19/36—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load with a single row of rollers
-
- 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
- F16C33/583—Details of specific parts of races
-
- 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
- F16C33/66—Special parts or details in view of lubrication
- F16C33/6637—Special parts or details in view of lubrication with liquid lubricant
- F16C33/664—Retaining the liquid in or near the bearing
Landscapes
- 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, refer in particular to a kind of oil-control drop resistance cylinder roller bearing；Including bearing inner race, bearing outer ring and cylindrical roller, it is provided with bearing washer on the end face of the oil outlet end of bearing inner race, bearing washer goes out oil ring in, outgoing oil ring is connect with bearing outer ring, inside go out oil ring to rotate with bearing washer, outgoing oil ring is rotated with bearing outer ring, inside go out oil ring, outgoing oil ring is circumferentially evenly equipped with several oil outlets, when hole position overlapping for going out oil ring, part oil outlet on outgoing oil ring inside, is in out oil condition；The interior oil blocking ring rotated with bearing inner race is arranged on the oil inlet end of bearing inner race, the outer oil blocking ring rotated with bearing outer ring is provided in the oil inlet end of bearing outer ring, interior oil blocking ring, outer oil blocking ring last week to several fuel feed holes are evenly equipped with, are in when overlapping into oil condition in the hole of the part fuel feed hole on interior oil blocking ring, outer oil blocking ring position；The configuration of the present invention is simple can reduce the resistance that lubricating oil stirring generates.
Description
Technical field
The invention belongs to technical field of bearings, refer in particular to a kind of oil-control drop resistance cylinder roller bearing.
Background technology
Currently, the same industry is in cylinder roller bearing product, bearing belongs to the lubrication of complete open type, and lubricating oil enters bearing
In, swivel bearing is lubricated, but the flow of lubricating oil is unable to control, also producing certain stirring to bearing rotary hinders
Power.There are documents and materials verification in foreign countries, and due to the resistance that lubrication stirring generates, the influence to entire bearing rotary torque reaches
30%.Therefore, bearing is in use, to reduce turning moment, must just reduce the stirring resistance of lubricating oil.
Invention content
The object of the present invention is to provide one kind entering Bearing inner lubricating oil to reduce lubricating oil stirring resistance by control
The oil-control drop resistance cylinder roller bearing of power.
The invention is realized in this way：
A kind of oil-control drop resistance cylinder roller bearing, including bearing inner race, bearing outer ring and several circumferential directions are distributed on bearing
Cylindrical roller between inner ring and bearing outer ring, the axial dimension of the bearing inner race are less than the axial dimension of bearing outer ring, axis
It holds inner ring to be aligned in oil inlet end with bearing outer ring, bearing washer, bearing washer is provided on the end face of the oil outlet end of bearing inner race
By it is interior go out oil ring, outgoing oil ring connect with bearing outer ring, it is described it is interior go out oil ring rotated with bearing washer, the outgoing oil ring with
Bearing outer ring rotates, it is described in go out oil ring, outgoing oil ring is circumferentially evenly equipped with several oil outlets, it is described it is interior go out oil ring, outgoing
It is in out oil condition when the hole position overlapping of the part oil outlet on oil ring, the hole position of all oil outlets can not then go out when not being overlapped
Oil；It is arranged with the interior oil blocking ring rotated with bearing inner race on the oil inlet end of bearing inner race, is set in the oil inlet end of bearing outer ring
Be equipped with the outer oil blocking ring rotated with bearing outer ring, the interior oil blocking ring, outer oil blocking ring last week to being evenly equipped with several fuel feed holes,
It is in when the hole position overlapping of the part fuel feed hole on interior oil blocking ring, outer oil blocking ring into oil condition, the hole position of all fuel feed holes does not weigh
It then can not oil inlet when folded.
In a kind of above-mentioned oil-control drop resistance cylinder roller bearing, it is provided on the outer wall of the bearing washer first annular
Groove inside goes out the inner ring insertion of oil ring and is fixed on the inner wall setting that the inside and outside circle of first annular groove is close to bearing outer ring；It is described
Bearing outer ring, which is located on the inner wall of oil outlet end, is provided with second annular groove, and the outer ring of outgoing oil ring is embedded and is fixed on the second ring
In connected in star, inner ring be close to the outer wall setting of bearing washer.
In a kind of above-mentioned oil-control drop resistance cylinder roller bearing, the outgoing oil ring goes out the outside of oil ring in, and
The medial surface of outgoing oil ring with it is interior go out oil ring lateral surface be bonded setting.
In a kind of above-mentioned oil-control drop resistance cylinder roller bearing, the bearing inner race, which is located on the outer wall of oil inlet end, to be arranged
There is a third annular groove, the inner ring of interior oil blocking ring is embedded and is fixed on the inside and outside circle of third annular groove and is close to the interior of bearing outer ring
Wall is arranged；The bearing outer ring, which is located on the inner wall of oil inlet end, is provided with fourth annular groove, and the outer ring insertion of outer oil blocking ring is simultaneously
It is fixed on the outer wall setting that fourth annular groove is interior, inner ring is close to bearing inner race.
In a kind of above-mentioned oil-control drop resistance cylinder roller bearing, the outer oil blocking ring is located at the outside of interior oil blocking ring, and
The medial surface of outer oil blocking ring is bonded setting with the lateral surface of interior oil blocking ring.
The advantage that the present invention protrudes compared with prior art is：
1, the present invention installs the interior oil blocking ring with fuel feed hole, outer oil blocking ring on bearing inner race, outer ring and in bearing outer ring
Installation is with oil ring, outgoing oil ring is gone out between bearing washer in oil outlet, and bearing is in rotation, interior oil blocking ring, outer oil blocking ring
On fuel feed hole and it is interior go out oil ring, the oil outlet on outgoing oil ring will appear overlapping, that is, when position consistency, lubricating oil into
Go out, when position is inconsistent, lubricating oil can not pass in and out.
2, structure of the invention is simple, and adjusting is easy for installation, can neatly control through the lubricants capacity in bearing, drop
The resistance that low lubricating oil stirring generates has apparent effect, using effect good to reducing staring torque.
3, the present invention solves the resistance that existing bearing is generated by lubrication, reduces the turning moment in bearing use, into
And energy loss is reduced, help to reduce CO2 emission, improved efficiency can reduce global environment burden.
Description of the drawings
Fig. 1 is a kind of sectional view of oil-control drop resistance cylinder roller bearing of the present invention；
Fig. 2 is the portions the A enlarged drawing of Fig. 1；
Fig. 3 is a kind of left view of oil-control drop resistance cylinder roller bearing of the present invention；
Fig. 4 is the schematic diagram of the outer oil blocking ring of the present invention；
Fig. 5 is a kind of usage state diagram of oil-control drop resistance cylinder roller bearing of the present invention.
In figure：1, bearing inner race；2, bearing outer ring；3, cylindrical roller；4, bearing washer；5, it is interior go out oil ring；6, outer fuel-displaced
Ring；7, oil outlet；8, interior oil blocking ring；9, outer oil blocking ring；10, fuel feed hole.
Specific implementation mode
With specific embodiment, the invention will be further described below, referring to Fig. 1-5：
A kind of oil-control drop resistance cylinder roller bearing, including bearing inner race 1, bearing outer ring 2 and several circumferential directions are distributed on axis
The cylindrical roller 3 between inner ring 1 and bearing outer ring 2 is held, the axial dimension of the bearing inner race 1 is less than the axial direction of bearing outer ring 2
Size, bearing inner race 1 are aligned with bearing outer ring 2 in oil inlet end, and bearing washer is provided on the end face of the oil outlet end of bearing inner race 1
4, bearing washer 4 by it is interior go out oil ring 5, outgoing oil ring 6 connect with bearing outer ring 2, it is described it is interior go out oil ring 5 with 4 turns of bearing washer
Dynamic, the outgoing oil ring 6 is rotated with bearing outer ring 2, it is described in go out that oil ring 5, outgoing oil ring 6 is circumferential is evenly equipped with several oil outlets
7, it is described it is interior go out oil ring 5, part oil outlet 7 on outgoing oil ring 6 the overlapping of hole position when be in out oil condition, all oil outlets
It 7 hole position then can not be fuel-displaced when not being overlapped；The interior oil resistance rotated with bearing inner race 1 is arranged on the oil inlet end of bearing inner race 1
Ring 8 is provided with the outer oil blocking ring 9 rotated with bearing outer ring 2, the interior oil blocking ring 8, extrernal resistance in the oil inlet end of bearing outer ring 2
Several fuel feed holes 10 are circumferentially evenly equipped on oil ring 9, the Kong Weichong of the part fuel feed hole 10 on interior oil blocking ring 8, outer oil blocking ring 9
In into oil condition when folded, the hole position of all fuel feed holes 10 then can not oil inlet when not being overlapped.
As shown in figure 5, the arrow direction in figure is oiling direction.The present invention installs on bearing inner race 1, bearing outer ring 2
Interior oil blocking ring 8, outer oil blocking ring 9 with fuel feed hole 10 and between bearing outer ring 2 and bearing washer 4 installation in oil outlet 7
Go out oil ring 5, outgoing oil ring 6, bearing in rotation, fuel feed hole 10 on interior oil blocking ring 8, outer oil blocking ring 9 and it is interior go out oil ring 5, outer
The oil outlet 7 gone out on oil ring 6 will appear overlapping respectively, that is, when 10 position consistency of fuel feed hole, and lubricating oil enters to bearing
It is lubricated, when 10 position of fuel feed hole is inconsistent, lubricating oil cannot be introduced into, to control the lubricating oil into Bearing inner
Amount, avoids bearing because oil mass is very few, influences to lubricate；Similarly, when the position consistency of oil outlet 7, lubricating oil from Bearing inner to
Outer outflow, can neatly control reduces the resistance that lubricating oil stirring generates by the lubricants capacity in bearing.The present invention controls
The total injection and oil pump capacity of lubricating oil in bearing form oil-control drop resistance cylinder roller bearing.
Further, it is provided with first annular groove on the outer wall of the bearing washer 4, inside goes out the inner ring insertion of oil ring 5
And it is fixed on the inner wall setting that the inside and outside circle of first annular groove is close to bearing outer ring 2；The bearing outer ring 2 is located at oil outlet end
Second annular groove is provided on inner wall, the outer ring of outgoing oil ring 6 is embedded and is fixed in second annular groove, inner ring is close to axis
The outer wall of support pad circle 4 is arranged.
Further, the outgoing oil ring 6 be located at it is interior go out oil ring 5 outside, and the medial surface of outgoing oil ring 6 with it is interior go out
The lateral surface fitting setting of oil ring 5.
Similarly, the bearing inner race 1, which is located on the outer wall of oil inlet end, is provided with third annular groove, interior oil blocking ring 8
Inner ring is embedded and is fixed on the inner wall setting that the inside and outside circle of third annular groove is close to bearing outer ring 2；The bearing outer ring 2 is located at
Fourth annular groove is provided on the inner wall of oil inlet end, the outer ring of outer oil blocking ring 9 is embedded and is fixed in fourth annular groove, is interior
Circle is close to the outer wall setting of bearing inner race 1.
Further, the outer oil blocking ring 9 is located at the outside of interior oil blocking ring 8, and the medial surface of outer oil blocking ring 9 and interior oil resistance
The lateral surface fitting setting of ring 8.
After installation, it is desirable that it is located at interior oil blocking ring 8, outer oil blocking ring 9 and bearing inner race 1 and bearing outer ring 2 and is coaxially disposed, internal resistance
The center of circle of circle where the center of circle of fuel feed hole 10 on oil ring 8, outer oil blocking ring 9 is in bearing inner race 1 and the axis of bearing outer ring 2
On.Fuel feed hole 10 on interior oil blocking ring 8, outer oil blocking ring 9 can be overlapped all when overlapping, and can also be partially overlapped；This implementation
Example is preferred all to be overlapped.Similarly, it is same inside to go out oil ring 5, the oil outlet 7 on outgoing oil ring 6 and bearing inner race 1 and bearing outer ring 2
Axis is arranged, and inside goes out the center of circle of the circle where the center of circle of oil ring 5, the oil outlet 7 gone out on oil ring 6 outside bearing inner race 1 and bearing
On the axis of circle 2, inside go out oil ring 5, the oil outlet 70 on outgoing oil ring 6 can be overlapped all when overlapping, can also partly weigh
It closes；The present embodiment preferably all overlaps.
Above-described embodiment is only one of presently preferred embodiments of the present invention, and but not intended to limit the scope of the present invention, therefore：
The equivalence changes that all shape, structures under this invention, principle are done, should all be covered by within protection scope of the present invention.
Claims (5)
1. a kind of oil-control drop resistance cylinder roller bearing, including bearing inner race (1), bearing outer ring (2) and several circumferential directions are distributed on
Cylindrical roller (3) between bearing inner race (1) and bearing outer ring (2), it is characterised in that：The axial ruler of the bearing inner race (1)
The very little axial dimension less than bearing outer ring (2), bearing inner race (1) are aligned with bearing outer ring (2) in oil inlet end, bearing inner race (1)
Oil outlet end end face on be provided with bearing washer (4), bearing washer (4) by it is interior go out oil ring (5), outgoing oil ring (6) and axis
Bearing outer-ring (2) connect, it is described in go out oil ring (5) with bearing washer (4) rotate, the outgoing oil ring (6) with bearing outer ring (2) turn
It is dynamic, it is described in go out oil ring (5), outgoing oil ring (6) is circumferentially evenly equipped with several oil outlets (7), it is described it is interior go out oil ring (5), outer
Oil condition is in out when the hole position overlapping of the part oil outlet (7) gone out on oil ring (6), the hole position of all oil outlets (7) is not overlapped
When then can not be fuel-displaced；The interior oil blocking ring (8) rotated with bearing inner race (1) is arranged on the oil inlet end of bearing inner race (1), in axis
The outer oil blocking ring (9) rotated with bearing outer ring (2), the interior oil blocking ring (8), extrernal resistance are provided in the oil inlet end of bearing outer-ring (2)
Several fuel feed holes (10) are circumferentially evenly equipped on oil ring (9), the part fuel feed hole on interior oil blocking ring (8), outer oil blocking ring (9)
(10) in into oil condition when hole position is overlapped, the hole position of all fuel feed holes then can not oil inlet when not being overlapped.
2. a kind of oil-control drop resistance cylinder roller bearing according to claim 1, it is characterised in that：The bearing washer (4)
Outer wall on be provided with first annular groove, the inner ring for inside going out oil ring (5) is embedded and to be fixed on the inside and outside circle of first annular groove tight
The inner wall of post-axis bearing outer-ring (2) is arranged；The bearing outer ring (2), which is located on the inner wall of oil outlet end, is provided with second annular groove,
The outer ring of outgoing oil ring (6) is embedded and is fixed on the outer wall setting that second annular groove is interior, inner ring is close to bearing washer (4).
3. a kind of oil-control drop resistance cylinder roller bearing according to claim 2, it is characterised in that：The outgoing oil ring (6)
Positioned at it is interior go out oil ring (5) outside, and the medial surface of outgoing oil ring (6) with it is interior go out oil ring (5) lateral surface be bonded setting.
4. a kind of oil-control drop resistance cylinder roller bearing according to claim 1, it is characterised in that：The bearing inner race (1)
It is provided with third annular groove on the outer wall of oil inlet end, the inner ring of interior oil blocking ring (8) is embedded and to be fixed on third annular recessed
Slot is inside and outside to enclose the inner wall setting for being close to bearing outer ring (2)；The bearing outer ring (2), which is located on the inner wall of oil inlet end, is provided with
The outer ring of four annular grooves, outer oil blocking ring (9) is embedded and is fixed in fourth annular groove, inner ring is close to bearing inner race (1)
Outer wall is arranged.
5. a kind of oil-control drop resistance cylinder roller bearing according to claim 4, it is characterised in that：The outer oil blocking ring (9)
Outside positioned at interior oil blocking ring (8), and the medial surface of outer oil blocking ring (9) is bonded setting with the lateral surface of interior oil blocking ring (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810706912.9A CN108662014B (en) | 2018-07-02 | 2018-07-02 | Oil-control resistance-reducing cylindrical roller bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810706912.9A CN108662014B (en) | 2018-07-02 | 2018-07-02 | Oil-control resistance-reducing cylindrical roller bearing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108662014A true CN108662014A (en) | 2018-10-16 |
| CN108662014B CN108662014B (en) | 2024-01-26 |
Family
ID=63773480
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810706912.9A Active CN108662014B (en) | 2018-07-02 | 2018-07-02 | Oil-control resistance-reducing cylindrical roller bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108662014B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109307016A (en) * | 2018-11-09 | 2019-02-05 | 瓦房店欧德轴承制造有限公司 | Vibrating screen special bearing |
| CN113389805A (en) * | 2021-05-14 | 2021-09-14 | 刘洪伟 | Wheel type stacked bearing |
| CN118218114A (en) * | 2024-05-22 | 2024-06-21 | 赣州职业技术学院 | Spiral classifier for producing rare earth ore particles |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2249501A (en) * | 1940-10-17 | 1941-07-15 | Gen Electric | Shaft supporting and lubricating arrangement |
| US2945730A (en) * | 1956-08-24 | 1960-07-19 | Tyson Bearing Corp | Seal for a separable bearing that locks the bearing partsinto a unit |
| JPH11132244A (en) * | 1997-10-31 | 1999-05-18 | Nippon Seiko Kk | Cylindrical roller bearing device provided with lubricating device |
| JPH11230178A (en) * | 1998-02-17 | 1999-08-27 | Nippon Seiko Kk | Cylindrical roller bearing device |
| JP2001330029A (en) * | 2000-05-19 | 2001-11-30 | Nsk Ltd | Lubricant-containing polymer-filled tapered roller bearing and metal mold for manufacturing the tapered roller bearing |
| CN202790121U (en) * | 2012-06-02 | 2013-03-13 | 洛阳轴研科技股份有限公司 | Split type bearing for high-power vertical-axis wind turbine |
| CN208669844U (en) * | 2018-07-02 | 2019-03-29 | 唐元超 | A kind of oil-control drop resistance cylinder roller bearing |
-
2018
- 2018-07-02 CN CN201810706912.9A patent/CN108662014B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2249501A (en) * | 1940-10-17 | 1941-07-15 | Gen Electric | Shaft supporting and lubricating arrangement |
| US2945730A (en) * | 1956-08-24 | 1960-07-19 | Tyson Bearing Corp | Seal for a separable bearing that locks the bearing partsinto a unit |
| JPH11132244A (en) * | 1997-10-31 | 1999-05-18 | Nippon Seiko Kk | Cylindrical roller bearing device provided with lubricating device |
| JPH11230178A (en) * | 1998-02-17 | 1999-08-27 | Nippon Seiko Kk | Cylindrical roller bearing device |
| JP2001330029A (en) * | 2000-05-19 | 2001-11-30 | Nsk Ltd | Lubricant-containing polymer-filled tapered roller bearing and metal mold for manufacturing the tapered roller bearing |
| CN202790121U (en) * | 2012-06-02 | 2013-03-13 | 洛阳轴研科技股份有限公司 | Split type bearing for high-power vertical-axis wind turbine |
| CN208669844U (en) * | 2018-07-02 | 2019-03-29 | 唐元超 | A kind of oil-control drop resistance cylinder roller bearing |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109307016A (en) * | 2018-11-09 | 2019-02-05 | 瓦房店欧德轴承制造有限公司 | Vibrating screen special bearing |
| CN113389805A (en) * | 2021-05-14 | 2021-09-14 | 刘洪伟 | Wheel type stacked bearing |
| CN118218114A (en) * | 2024-05-22 | 2024-06-21 | 赣州职业技术学院 | Spiral classifier for producing rare earth ore particles |
| CN118218114B (en) * | 2024-05-22 | 2024-08-06 | 赣州职业技术学院 | Spiral classifier for producing rare earth ore particles |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108662014B (en) | 2024-01-26 |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20220112 Address after: 253200 Xishou Shandong Chaoyang Bearing Co., Ltd., Xiajin economic and Technological Development Zone, De Zhou City, Shandong Province Applicant after: SHANDONG ZHAOYANG BEARING CO.,LTD. Address before: 253200 Xishou Shandong Chaoyang Bearing Co., Ltd., Xiajin economic and Technological Development Zone, De Zhou City, Shandong Province Applicant before: Tang Yuanchao |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A type of oil control and drag reduction cylindrical roller bearing Granted publication date: 20240126 Pledgee: China Postal Savings Bank Limited by Share Ltd. Xiajin County branch Pledgor: SHANDONG ZHAOYANG BEARING CO.,LTD. Registration number: Y2024980027987 |