CN109236852A - A kind of aluminium alloy oscillating bearing and its preparation process - Google Patents
A kind of aluminium alloy oscillating bearing and its preparation process Download PDFInfo
- Publication number
- CN109236852A CN109236852A CN201811287493.6A CN201811287493A CN109236852A CN 109236852 A CN109236852 A CN 109236852A CN 201811287493 A CN201811287493 A CN 201811287493A CN 109236852 A CN109236852 A CN 109236852A
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- China
- Prior art keywords
- bearing
- aluminium alloy
- outer ring
- inner race
- arc oxidation
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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
- F16C23/00—Bearings for exclusively rotary movement adjustable for aligning or positioning
- F16C23/06—Ball or roller bearings
- F16C23/08—Ball or roller bearings self-adjusting
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
- C25D11/02—Anodisation
- C25D11/026—Anodisation with spark discharge
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
- C25D11/02—Anodisation
- C25D11/04—Anodisation of aluminium or alloys based thereon
-
- 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
- F16C33/62—Selection of substances
-
- 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
- F16C33/6696—Special parts or details in view of lubrication with solids as lubricant, e.g. dry coatings, powder
Abstract
The present invention relates to a kind of aluminium alloy oscillating bearing and its preparation processes, belong to oscillating bearing technical field.A kind of aluminium alloy oscillating bearing includes bearing outer ring, bearing inner race and selflubricating liner, and bearing outer ring matrix surface has the anodic oxide coating after anodized；Bearing inner race matrix surface has the differential arc oxidation layer after micro-arc oxidation treatment.The surface hardness that the differential arc oxidation layer of aluminum alloy bearing inner ring can enable aluminum alloy to bearing inner race improves, to improve wear-resisting property, and has corrosion resistance, can be suitable for aluminium alloy oscillating bearing.The anodic oxide coating of aluminum alloy bearing outer ring can not only improve the surface hardness of aluminum alloy bearing outer ring, moreover it is possible to aluminum alloy bearing outer ring be prevented to be corroded.It is a kind of to prepare the preparation process such as above-mentioned aluminium alloy oscillating bearing comprising differential arc oxidation layer is prepared using micro-arc oxidation treatment bearing inner race matrix surface, anodic oxide coating is prepared using anodized bearing outer ring matrix surface.
Description
Technical field
The present invention relates to oscillating bearing technical fields, in particular to a kind of aluminium alloy oscillating bearing and its preparation work
Skill.
Background technique
Oscillating bearing is a kind of spherical bearing, and sliding contact surface is an Internal Spherical Surface and a spherical outside surface, fortune
It can be in any angle rotary oscillation, at a variety of special process such as it uses alramenting, cracks, squeezes, inlaying pad, spraying when dynamic
Reason method is made.The spies such as oscillating bearing has load-carrying ability big, shock resistance, and anticorrosive, wear-resistant, Self-aligning, lubrication are good
Point.
It is increasingly harsh to the weight demands of bearing in fields such as aerospaces, it needs using more light-weighted material system
Make oscillating bearing.It is difficult since surface hardness is not high as production joint shaft as cheap and easily-available light metal material aluminium alloy
The material held.
Summary of the invention
The purpose of the present invention is to provide a kind of aluminium alloy oscillating bearings, by providing aluminium alloy facet joint bearing surface hardness
Solve difficulty of the aluminium alloy as oscillating bearing material.
Another object of the present invention is to provide a kind of preparation process of aluminium alloy oscillating bearing, by bearing inner race into
Row micro-arc oxidation treatment improves bearing inner race surface hardness.
The embodiment of the present invention is achieved in that
A kind of aluminium alloy oscillating bearing comprising bearing outer ring and bearing inner race, bearing inner race are sheathed on bearing outer ring
It is internal；
Bearing outer ring includes bearing outer ring matrix, and bearing outer ring matrix surface has the anode after anodized
Oxide layer；
Bearing inner race includes bearing inner race matrix, and bearing inner race matrix surface has the differential of the arc after micro-arc oxidation treatment
Oxide layer.
Further, differential arc oxidation layer is hard ceramic film.
Further, differential arc oxidation layer with a thickness of 30~80 μm.
Further, Ra≤0.16 of the spherical outside surface of bearing inner race.
Further, surface hardness >=1100HV of bearing inner race.
Further, aluminium alloy oscillating bearing includes selflubricating liner, and selflubricating liner is set to the inner wall of bearing outer ring,
And it rubs in a pair pair with bearing inner race spheric.
Further, selflubricating liner is adhered to the inner wall of bearing outer ring.
Further, selflubricating liner is polytetrafluoroethylene (PTFE) fabric liner or molding liner.
It is a kind of to prepare the preparation process such as above-mentioned aluminium alloy oscillating bearing comprising using in micro-arc oxidation treatment bearing
Cycle basis body surface wheat flour prepares anodic oxide coating for differential arc oxidation layer, using anodized bearing outer ring matrix surface.
Further, after micro-arc oxidation treatment, grinding, polishing differential arc oxidation layer.
The beneficial effect of the embodiment of the present invention is:
A kind of aluminium alloy oscillating bearing provided by the invention, the differential arc oxidation layer of aluminum alloy bearing inner ring can enable aluminum alloy to
The surface hardness of bearing inner race improves, to improve wear-resisting property, and has corrosion resistance, can be suitable for aluminium alloy joint
Bearing；The anodic oxide coating of aluminum alloy bearing outer ring can not only improve the surface hardness of aluminum alloy bearing outer ring, moreover it is possible to prevent
Aluminum alloy bearing outer ring is corroded.Aluminium alloy oscillating bearing provided by the invention solves aluminium alloy as oscillating bearing material
Difficulty, and it is light, it is suitable for the fields such as aerospace.
The preparation process of a kind of aluminium alloy oscillating bearing provided by the invention, by using micro-arc oxidation treatment aluminium alloy axis
It holds inner ring matrix surface and prepares differential arc oxidation layer, the surface hardness for enabling aluminum alloy to bearing inner race improves, so that wear-resisting property is improved,
And there is corrosion resistance, aluminium alloy oscillating bearing can be suitable for；By using anodized bearing outer ring matrix table
Wheat flour can not only improve the surface hardness of aluminum alloy bearing outer ring for anodic oxide coating, moreover it is possible to prevent aluminum alloy bearing outer ring
It is corroded.The preparation process of aluminium alloy oscillating bearing provided by the invention is simple.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached
Figure is briefly described, it should be understood that the following drawings illustrates only certain embodiments of the present invention, therefore is not construed as pair
The restriction of range for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other relevant attached drawings.
Fig. 1 is the structural schematic diagram of aluminium alloy oscillating bearing provided in an embodiment of the present invention；
Fig. 2 is the structural schematic diagram of bearing inner race provided in an embodiment of the present invention；
Fig. 3 is the structural schematic diagram of bearing outer ring provided in an embodiment of the present invention；
Fig. 4 is aluminium alloy oscillating bearing partial structural diagram provided in an embodiment of the present invention.
Icon: 100- bearing outer ring；110- bearing outer ring matrix；120- anodic oxide coating；200- bearing inner race；210- axis
Hold inner ring matrix；220- differential arc oxidation layer；300- selflubricating liner.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.The present invention being usually described and illustrated herein in the accompanying drawings is implemented
The component of example can be arranged and be designed with a variety of different configurations.
Therefore, the detailed description of the embodiment of the present invention provided in the accompanying drawings is not intended to limit below claimed
The scope of the present invention, but be merely representative of selected embodiment of the invention.Based on the embodiments of the present invention, this field is common
Technical staff's every other embodiment obtained without creative efforts belongs to the model that the present invention protects
It encloses.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
In the description of the present invention, it should be noted that term " first ", " second " " third " etc. are only used for distinguishing and retouch
It states, is not understood to indicate or imply relative importance.
The orientation or positional relationship of the instructions such as term " on ", "lower", "left", "right", "inner", "outside" is based on shown in attached drawing
Orientation or positional relationship or the invention product using when the orientation or positional relationship usually put, be merely for convenience of
The description present invention and simplified description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with spy
Fixed orientation construction and operation, therefore be not considered as limiting the invention.
In addition, the terms such as " vertical " are not offered as requiring absolute upright between component, but can be slightly tilted.As " hung down
Directly " only refer to that its direction is in contrast more vertical, be not indicate the structure have to it is completely vertical, but can be slightly
Inclination.
In the description of the present invention, it is also necessary to which explanation is unless specifically defined or limited otherwise, term " setting ",
" installation ", " connected ", " connection " etc. shall be understood in a broad sense.For example, it may be being fixedly connected, may be a detachable connection, or
It is integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, it can also be by between intermediary
It connects connected, can be the connection inside two elements.For the ordinary skill in the art, can be understood with concrete condition
The concrete meaning of above-mentioned term in the present invention.
Referring to Fig. 1, the present invention provides a kind of aluminium alloy oscillating bearing comprising bearing outer ring 100 and bearing inner race
200, the material of bearing outer ring 100 and bearing inner race 200 is aluminium alloy.
Aluminium alloy is most widely used one kind non-ferrous metal structural material in industry.Aluminium alloy density is low, therefore light,
Have been widely used in fields such as aerospaces.And aluminium alloy plasticity is good, can be processed to various profiles, has excellent lead
Electrically, thermal conductivity and corrosion stability.But aluminum alloy surface hardness is inadequate, applied to oscillating bearing, there are certain technological difficulties.
Oscillating bearing is a kind of spherical bearing, and bearing outer ring 100 has Internal Spherical Surface, and bearing inner race 200 has ectosphere
Face, oscillating bearing is by the Internal Spherical Surface of bearing outer ring 100 and the spherical outside surface sliding contact of bearing inner race 200 so as to any
Angle rotary oscillation.
Referring to Fig. 2, bearing inner race 200 includes bearing inner race matrix 210,210 surface of bearing inner race matrix, which has, to be passed through
Differential arc oxidation layer 220 after micro-arc oxidation treatment.
Differential arc oxidation be by the combination of electrolyte and corresponding electrical parameter, the metals such as aluminium, magnesium, titanium and its alloy surface according to
The TRANSIENT HIGH TEMPERATURE high pressure effect generated by arc discharge, growth in situ go out the ceramic film based on substrate metal oxide.?
In micro-arc oxidation process, chemical oxidation, electrochemical oxidation, plasma oxidation are existed simultaneously, and forming process is sufficiently complex.
Differential arc oxidation layer 220 is hard ceramic film, and hard ceramic film can combine closely with bearing inner race matrix 210, and
Compact structure, toughness is high, and surface hardness is high, has the characteristics such as good wear-resisting, corrosion-resistant, high temperature impact resistance and electrical isolation.
Further, differential arc oxidation layer 220 with a thickness of 30~80 μm.Ra≤0.16 of the Internal Spherical Surface of bearing inner race 200,
Surface hardness >=1100HV.
Referring to Fig. 3, bearing outer ring 100 includes bearing outer ring matrix 110,110 surface of bearing outer ring matrix, which has, to be passed through
Anodic oxide coating 120 after anodized.
Anodic oxidation is using the product of metal or alloy as anode, in corresponding electrolyte and specific process conditions
Under, under the action of impressed current, layer oxide film is formed on metal or alloy surface.When using aluminium alloy as anodic oxygen
After change, oxide layer is up to 25~150 microns.
120 compact structure of anodic oxide coating, surface hardness, wearability and corrosion resistance increase.
Fig. 1 and Fig. 4 is please referred to, aluminium alloy oscillating bearing includes selflubricating liner 300, and selflubricating liner 300 is adhered to axis
The inner wall of bearing outer-ring 100, and rub in a pair pair with 200 spheric of bearing inner race.
Selflubricating liner 300 has lower coefficient of friction and preferable antiwear characteristic, since its softness is good, institute
Can be used as the isolation film of metal Yu metal opposite grinding, gapless, noiseless, oil-free lubrication, service free, free of contamination reason are realized
Think purpose.
Further, selflubricating liner 300 is polytetrafluoroethylene (PTFE) fabric liner or molding liner.
The present invention also provides a kind of preparation processes of aluminium alloy oscillating bearing comprising prepares differential arc oxidation bearing inner race
200, the technique and assembly technology of anodic oxidation bearing outer ring 100:
1. differential arc oxidation bearing inner race 200
Using differential arc oxidation layer 220 is prepared on the outside of micro-arc oxidation treatment bearing inner race matrix 210, set using grinding, honing
The differential arc oxidation layer 220 of standby polishing bearing inner race 200, makes its structure size meet the needs of oscillating bearing, polishes.
2. assembly
Using the method for squeezing assembly, bearing outer ring 100, bearing inner race 200 and selflubricating liner 300 are assembled into joint
Bearing.
3. turnery processing
Bearing outer ring 100 after extruding processing is reached to the structure size of needs using the method for turnery processing.
4. anodic oxidation bearing outer ring 100
Selflubricating liner 300 and bearing inner race 200 are protected by sealing frock, sun is carried out to the surface of bearing outer ring 100
Pole oxidation processes form anodic oxide coating 120.
Feature and performance of the invention are described in further detail with reference to embodiments.
Embodiment 1
The embodiment of the present invention provides a kind of aluminium alloy oscillating bearing and its preparation process.
1. differential arc oxidation bearing inner race 200
Using preparing 60 μm of differential arc oxidation layer 220 on the outside of micro-arc oxidation treatment bearing inner race matrix 210, using grinding,
The differential arc oxidation layer 220 of honing device polishing bearing inner race 200, makes its structure size meet the needs of oscillating bearing, polishes.
2. assembly
Using the method for squeezing assembly, bearing outer ring 100, bearing inner race 200 and polytetrafluoroethylene (PTFE) fabric liner are assembled
At oscillating bearing.
3. turnery processing
Bearing outer ring 100 after extruding processing is reached to the structure size of needs using the method for turnery processing.
4. anodic oxidation bearing outer ring 100
Selflubricating liner 300 and bearing inner race 200 are protected by sealing frock, sun is carried out to the surface of bearing outer ring 100
Pole oxidation processes form anodic oxide coating 120.
Embodiment 2
The embodiment of the present invention provides a kind of aluminium alloy oscillating bearing and its preparation process.
1. differential arc oxidation bearing inner race 200
Using preparing 30 μm of differential arc oxidation layer 220 on the outside of micro-arc oxidation treatment bearing inner race matrix 210, using grinding,
The differential arc oxidation layer 220 of honing device polishing bearing inner race 200, makes its structure size meet the needs of oscillating bearing, polishes.
2. assembly
Using the method for squeezing assembly, bearing outer ring 100, bearing inner race 200 and polytetrafluoroethylene (PTFE) fabric liner are assembled
At oscillating bearing.
3. turnery processing
Bearing outer ring 100 after extruding processing is reached to the structure size of needs using the method for turnery processing.
4. anodic oxidation bearing outer ring 100
Selflubricating liner 300 and bearing inner race 200 are protected by sealing frock, sun is carried out to the surface of bearing outer ring 100
Pole oxidation processes form anodic oxide coating 120.
Embodiment 3
The embodiment of the present invention provides a kind of aluminium alloy oscillating bearing and its preparation process.
1. differential arc oxidation bearing inner race 200
Using preparing 80 μm of differential arc oxidation layer 220 on the outside of micro-arc oxidation treatment bearing inner race matrix 210, using grinding,
The differential arc oxidation layer 220 of honing device polishing bearing inner race 200, makes its structure size meet the needs of oscillating bearing, polishes.
2. assembly
Using the method for squeezing assembly, bearing outer ring 100, bearing inner race 200 and molding liner are assembled into oscillating bearing.
3. turnery processing
Bearing outer ring 100 after extruding processing is reached to the structure size of needs using the method for turnery processing.
4. anodic oxidation bearing outer ring 100
Selflubricating liner 300 and bearing inner race 200 are protected by sealing frock, sun is carried out to the surface of bearing outer ring 100
Pole oxidation processes form anodic oxide coating 120.
Comparative example 1
The embodiment of the present invention provides a kind of aluminium alloy oscillating bearing and its preparation process.
1. assembly
Using the method for squeezing assembly, bearing outer ring 100, bearing inner race 200 and polytetrafluoroethylene (PTFE) fabric liner are assembled
At oscillating bearing.
2. turnery processing
Bearing outer ring 100 after extruding processing is reached to the structure size of needs using the method for turnery processing.
Aluminium alloy oscillating bearing made from difference Example 1~3 and comparative example 1 carries out 200 surface hardness of bearing inner race
Test and 100 wearability test of bearing outer ring, as shown in table 1:
The test of 1 bearing inner race of table, 200 surface hardness and 100 wearability test of bearing outer ring
It can be obtained by Examples 1 to 3 and the comparison of comparative example 1, it can by the surface hardness of the bearing inner race 200 of differential arc oxidation
It is increased to 1100HV or more from 130HV, the surface hardness of bearing inner race 200 is greatly improved, makes that it is suitable for oscillating bearings；
The wearability of bearing outer ring 100 by anodic oxidation improves.
In conclusion a kind of aluminium alloy oscillating bearing provided in an embodiment of the present invention, the differential of the arc of aluminum alloy bearing inner ring 200
The surface hardness that oxide layer 220 can enable aluminum alloy to bearing inner race 200 is increased to 1100HV or more from 100~150HV, to mention
High-wear resistance, and there is corrosion resistance, Ra≤0.16 of the spherical outside surface of bearing inner race 200 can be suitable for aluminium alloy and close
Bearings；The anodic oxide coating 120 of aluminum alloy bearing outer ring 100, the surface that can not only improve aluminum alloy bearing outer ring 100 are hard
Degree, moreover it is possible to aluminum alloy bearing outer ring 100 be prevented to be corroded.Aluminium alloy oscillating bearing provided by the invention solves aluminium alloy conduct
The difficulty of oscillating bearing material, and it is light, it is suitable for the fields such as aerospace.
A kind of preparation process of aluminium alloy oscillating bearing provided in an embodiment of the present invention is simple.At differential arc oxidation
Reason 210 surface of aluminum alloy bearing inner ring matrix prepares differential arc oxidation layer 220, and the surface hardness for enabling aluminum alloy to bearing inner race 200 mentions
Height to improve wear-resisting property, and has corrosion resistance；It is prepared by using 110 surface of anodized bearing outer ring matrix
Anodic oxide coating 120 can not only improve the surface hardness of aluminum alloy bearing outer ring 100, moreover it is possible to prevent aluminum alloy bearing outer ring
100 are corroded.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of aluminium alloy oscillating bearing, which is characterized in that the aluminium alloy oscillating bearing includes bearing outer ring and bearing inner race,
The bearing inner race is sheathed on the inside of the bearing outer ring；
The bearing outer ring includes bearing outer ring matrix, and the bearing outer ring matrix surface has after anodized
Anodic oxide coating；
The bearing inner race includes bearing inner race matrix, and the bearing inner race matrix surface has after micro-arc oxidation treatment
Differential arc oxidation layer.
2. aluminium alloy oscillating bearing according to claim 1, which is characterized in that the differential arc oxidation layer is hard ceramic
Film.
3. aluminium alloy oscillating bearing according to claim 1, which is characterized in that the differential arc oxidation layer with a thickness of 30~
80μm。
4. aluminium alloy oscillating bearing according to claim 1, which is characterized in that the Ra of the spherical outside surface of the bearing inner race≤
0.16。
5. aluminium alloy oscillating bearing according to claim 1, which is characterized in that the surface hardness of the bearing inner race >=
1100HV。
6. aluminium alloy oscillating bearing according to claim 1, which is characterized in that the aluminium alloy oscillating bearing includes from profit
Sliding liner, the selflubricating liner are set to the inner wall of the bearing outer ring, and in a pair with the bearing inner race spheric
Friction is secondary.
7. aluminium alloy oscillating bearing according to claim 6, which is characterized in that the selflubricating liner is adhered to the axis
The inner wall of bearing outer-ring.
8. aluminium alloy oscillating bearing according to claim 6, which is characterized in that the selflubricating liner is polytetrafluoroethylene (PTFE)
Fabric liner or molding liner.
9. a kind of preparation process for preparing aluminium alloy oscillating bearing as described in any one of claims 1 to 8, which is characterized in that
The preparation process of the aluminium alloy oscillating bearing includes using described in the preparation of bearing inner race matrix surface described in micro-arc oxidation treatment
Differential arc oxidation layer prepares the anodic oxide coating using bearing outer ring matrix surface described in anodized.
10. the preparation process of aluminium alloy oscillating bearing according to claim 9, which is characterized in that after micro-arc oxidation treatment,
It grinds, polish the differential arc oxidation layer.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811287493.6A CN109236852A (en) | 2018-10-31 | 2018-10-31 | A kind of aluminium alloy oscillating bearing and its preparation process |
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| CN201811287493.6A CN109236852A (en) | 2018-10-31 | 2018-10-31 | A kind of aluminium alloy oscillating bearing and its preparation process |
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ID=65079794
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| CN201811287493.6A Pending CN109236852A (en) | 2018-10-31 | 2018-10-31 | A kind of aluminium alloy oscillating bearing and its preparation process |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110131307A (en) * | 2019-05-16 | 2019-08-16 | 福建龙溪轴承(集团)股份有限公司 | A kind of moulding type self-lubricating knuckle bearing manufacturing method |
| CN111043150A (en) * | 2019-12-05 | 2020-04-21 | 中国航发四川燃气涡轮研究院 | Joint bearing and flexible coupling |
| CN112708914A (en) * | 2020-11-27 | 2021-04-27 | 南京肯特复合材料股份有限公司 | Forming preparation method of friction plate applied to mechanical braking |
| WO2023070797A1 (en) * | 2021-10-29 | 2023-05-04 | 江苏希西维轴承有限公司 | Composite sliding bearing |
| EP4198327A1 (en) * | 2021-12-20 | 2023-06-21 | Aktiebolaget SKF | Plain bearing with improved wear resistance |
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