CN102518671A - Aircraft bearing and preparation method thereof - Google Patents
Aircraft bearing and preparation method thereof Download PDFInfo
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- CN102518671A CN102518671A CN2011103994763A CN201110399476A CN102518671A CN 102518671 A CN102518671 A CN 102518671A CN 2011103994763 A CN2011103994763 A CN 2011103994763A CN 201110399476 A CN201110399476 A CN 201110399476A CN 102518671 A CN102518671 A CN 102518671A
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- substrate
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- wearing layer
- aircraft bearing
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Abstract
The invention discloses an aircraft bearing and a preparation method thereof. The aircraft bearing comprises a substrate and a wear resistant layer attached to the substrate, wherein the substrate comprises an aluminum alloy substrate and copper-tin powder which are in embedded connection; the substrate and the wear resistant layer are in fused connection; the substrate has the thickness of 0.5-5.6mm, and the wear resistant layer has the thickness of 0.05-0.2mm; and the preparation method for the aircraft bearing comprises the following steps of: preparing the substrate, and preparing a wear resistant layer material. By the mode, the preparation method is simple and low in cost, the wear resistant layer is coated on the surface of the aluminum alloy substrate, and the aircraft bearing has high wear resistance, small friction coefficient and long service life, and can be used for assembling aircraft machinery.
Description
Technical field
The present invention relates to the space flight and aviation metal field, particularly relate to a kind of aircraft bearing and preparation method thereof.
Background technique
In recent years, the aerospace industry development is flourishing, and space equipment also day by day maximizes.Space equipment need carry out tight quality control in making the process of producing, these each component to space equipment have all produced very high requirement.
Bearing is in mechanical transmission course, to work the parts of fixing and reducing the load friction factor, and it also is absolutely necessary in space equipment.Existing its surperficial friction factor of bearing that is used for space equipment is big, and wear-resisting property is not high, causes equipment failure easily.
Summary of the invention
The technical problem that the present invention mainly solves provides a kind of aircraft bearing and preparation method thereof, and manufacturing process is simple, and cost is low, at aluminium alloy base plate surface-coated one wearing layer, can strengthen its wear-resisting property, and friction factor is little.
For solving the problems of the technologies described above; The technological scheme that the present invention adopts is: a kind of aircraft bearing is provided, comprises: substrate be fitted in the wearing layer on the substrate, said substrate comprises aluminium alloy base plate and copper glass putty; Chimeric connection between said aluminium alloy base plate and the copper glass putty; Fusion is connected between said substrate and the wearing layer, and the thickness of said substrate is 0.5mm～5.6mm, and the thickness of said wearing layer is 0.05mm～0.2mm.
In preferred embodiment of the present invention, the component of said wearing layer and mass percent thereof are: metal filler 10%～20%, inorganic filler 15%～25%, organic filler 20%～35% and teflon 20%～55%.
In preferred embodiment of the present invention, said metal filler comprises one or both in bronze powder, glass putty, the germanium powder.
In preferred embodiment of the present invention, said inorganic filler is one or more the mixture in graphite, molybdenum disulfide, the calcirm-fluoride.
In preferred embodiment of the present invention, said organic filler is one or more the mixture in polyether-ether-ketone, polyimide, polyarylate, the liquid-crystalline polymer.
In preferred embodiment of the present invention, a kind of preparation method of aircraft bearing, said preparation process is:
A, preparation substrate;
B, preparation wearing layer material.
In preferred embodiment of the present invention, the preparation process of said substrate is:
A, cut out aluminium alloy base plate, handle aluminium alloy base plate surface frosted, clean then and dry by specification;
B, go into aluminium alloy base plate copper glass putty spraying is chimeric.
In preferred embodiment of the present invention, the preparation process of said wearing layer material is:
A, get metal filler, inorganic filler and organic filler respectively and prepare burden;
B, the mixture of metal filler, inorganic filler and organic filler is stirred, the time is 15-30 minutes;
C, teflon is prepared into solid content is 50% emulsion;
D, the mixture of metal filler, inorganic filler and organic filler and the emulsion of teflon are prepared into the wearing layer that is used to be coated in substrate surface in stirrer; The stirrer rotating speed is 50～60 rev/mins; Time is 5～10 minutes, and ambient temperature is 15～25 ℃.
The invention has the beneficial effects as follows: the manufacturing process of aircraft bearing of the present invention is simple, and cost is low, and at aluminium alloy base plate surface-coated one wearing layer, it has good wear-resisting property, and friction factor is little, can be used for the assembling of aviation machine, and service time is long.
Description of drawings
Fig. 1 is the structural representation of aircraft bearing of the present invention;
The mark of each parts is following in the accompanying drawing: 1, substrate, 2, wearing layer.
Embodiment
Below in conjunction with accompanying drawing preferred embodiment of the present invention is set forth in detail, thereby protection scope of the present invention is made more explicit defining so that advantage of the present invention and characteristic can be easier to it will be appreciated by those skilled in the art that.
See also Fig. 1, the embodiment of the invention comprises:
A kind of aircraft bearing comprises: substrate 1 be fitted in the wearing layer 2 on the substrate 1.
Said substrate 1 comprises aluminium alloy base plate and copper glass putty, chimeric connection between said aluminium alloy base plate and the copper glass putty, and fusion is connected between said substrate 1 and the wearing layer 2.The thickness of said substrate 1 is 0.5mm～5.6mm, and the thickness of said wearing layer 2 is 0.05mm～0.2mm.
The component of said wearing layer 2 and mass percent thereof are: metal filler 10%～20%, inorganic filler 15%～25%, organic filler 20%～35% and teflon 20%～55%.
Preferably, said metal filler comprises one or both in bronze powder, glass putty, the germanium powder.
Preferably, said inorganic filler is one or more the mixture in graphite, molybdenum disulfide, the calcirm-fluoride.
Preferably, said organic filler is one or more the mixture in polyether-ether-ketone, polyimide, polyarylate, the liquid-crystalline polymer.
A kind of preparation method of aircraft bearing, said preparation process is: a, preparation substrate 1; B, preparation wearing layer material.
Wherein, the preparation process of said substrate 1 is:
A, cut out aluminium alloy base plate, handle aluminium alloy base plate surface frosted, clean then and dry by specification;
B, go into aluminium alloy base plate copper glass putty spraying is chimeric.
The preparation process of said wearing layer material is:
A, get metal filler, inorganic filler and organic filler respectively and prepare burden;
B, the mixture of metal filler, inorganic filler and organic filler is stirred, the time is 15-30 minutes;
C, teflon is prepared into solid content is 50% emulsion;
D, the mixture of metal filler, inorganic filler and organic filler and the emulsion of teflon are prepared into the wearing layer that is used to be coated in substrate surface in stirrer; The stirrer rotating speed is 50～60 rev/mins; Time is 5～10 minutes, and ambient temperature is 15～25 ℃.
Wherein, the wearing layer preparation methods is consistent, and the specific embodiment of its material prescription is (in 100 parts) as follows:
Embodiment 1
Metal filler 10%～20%, inorganic filler 15%～25%, organic filler 20%～35% and teflon 20%～55%
| Component | Mass fraction |
| Bronze powder | 12 |
| Graphite, molybdenum disulfide, calcirm-fluoride mixture | 18 |
| Polyether-ether-ketone | 20 |
| Teflon | 50 |
| Component | Mass fraction |
| Bronze powder, glass putty mixture | 15 |
| Graphite | 15 |
| Polyimide | 25 |
| Teflon | 45 |
Embodiment 3
| Component | Mass fraction |
| Bronze powder, germanium powder mixture | 20 |
| Graphite, calcirm-fluoride mixture | 25 |
| The mixture of polyether-ether-ketone, polyimide. | 30 |
| Teflon | 25 |
Embodiment 4
| Component | Mass fraction |
| Glass putty, germanium powder mixture | 18 |
| Graphite, molybdenum disulfide mixture | 22 |
| The mixture of polyarylate, liquid-crystalline polymer. | 35 |
| Teflon | 35 |
The beneficial effect of aircraft bearing of the present invention and preparation method thereof is:
Manufacturing process is simple, and cost is low, and at aluminium alloy base plate surface-coated one wearing layer, it has good wear-resisting property, and friction factor is little, can be used for the assembling of aviation machine, and service time is long.
The above is merely embodiments of the invention; Be not so limit claim of the present invention; Every equivalent structure or equivalent flow process conversion that utilizes specification of the present invention and accompanying drawing content to be done; Or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the present invention.
Claims (8)
1. aircraft bearing; It is characterized in that, comprising: substrate be fitted in the wearing layer on the substrate, said substrate comprises aluminium alloy base plate and copper glass putty; Chimeric connection between said aluminium alloy base plate and the copper glass putty; Fusion is connected between said substrate and the wearing layer, and the thickness of said substrate is 0.5mm～5.6mm, and the thickness of said wearing layer is 0.05mm～0.2mm.
2. aircraft bearing according to claim 1; It is characterized in that the component of said wearing layer and mass percent thereof are: metal filler 10%～20%, inorganic filler 15%～25%, organic filler 20%～35% and teflon 20%～55%.
3. aircraft bearing according to claim 2 is characterized in that, said metal filler comprises one or both in bronze powder, glass putty, the germanium powder.
4. aircraft bearing according to claim 2 is characterized in that, said inorganic filler is one or more the mixture in graphite, molybdenum disulfide, the calcirm-fluoride.
5. aircraft bearing according to claim 2 is characterized in that, said organic filler is one or more the mixture in polyether-ether-ketone, polyimide, polyarylate, the liquid-crystalline polymer.
6. the preparation method of an aircraft bearing is characterized in that, said preparation process is:
A, preparation substrate;
B, preparation wearing layer material.
7. the preparation method of magnalium according to claim 6 is characterized in that, the preparation process of said substrate is:
A, cut out aluminium alloy base plate, handle aluminium alloy base plate surface frosted, clean then and dry by specification;
B, go into aluminium alloy base plate copper glass putty spraying is chimeric.
8. the preparation method of magnalium according to claim 6 is characterized in that, the preparation process of said wearing layer material is:
A, get metal filler, inorganic filler and organic filler respectively and prepare burden;
B, the mixture of metal filler, inorganic filler and organic filler is stirred, the time is 15～30 minutes;
C, teflon is prepared into solid content is 50% emulsion;
D, the mixture of metal filler, inorganic filler and organic filler and the emulsion of teflon are prepared into the wearing layer that is used to be coated in substrate surface in stirrer; The stirrer rotating speed is 50～60 rev/mins; Time is 5～10 minutes, and ambient temperature is 15～25 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103994763A CN102518671A (en) | 2011-12-06 | 2011-12-06 | Aircraft bearing and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103994763A CN102518671A (en) | 2011-12-06 | 2011-12-06 | Aircraft bearing and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102518671A true CN102518671A (en) | 2012-06-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011103994763A Pending CN102518671A (en) | 2011-12-06 | 2011-12-06 | Aircraft bearing and preparation method thereof |
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| Country | Link |
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| CN (1) | CN102518671A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105972082A (en) * | 2016-05-25 | 2016-09-28 | 镇江市经纬工程机械有限公司 | Preparation method of aircraft bearing |
| CN108441041A (en) * | 2018-03-28 | 2018-08-24 | 合肥城市泊车投资管理有限公司 | A kind of abrasion resistant type is parked number slip and preparation method thereof |
| CN109027006A (en) * | 2018-08-06 | 2018-12-18 | 长沙理工大学 | A kind of composite sliding bearing and preparation method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1991188A (en) * | 2005-12-28 | 2007-07-04 | 浙江长盛滑动轴承有限公司 | Aluminium-radical three-layer composite self-lubricating bearing and manufacturing method thereof |
| WO2009124331A2 (en) * | 2008-04-07 | 2009-10-15 | Miba Gleitlager Gmbh | Sliding bearing |
| CN201502633U (en) * | 2009-05-12 | 2010-06-09 | 比尔安达(上海)润滑材料有限公司 | Wear-resistant bearing bush |
-
2011
- 2011-12-06 CN CN2011103994763A patent/CN102518671A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1991188A (en) * | 2005-12-28 | 2007-07-04 | 浙江长盛滑动轴承有限公司 | Aluminium-radical three-layer composite self-lubricating bearing and manufacturing method thereof |
| WO2009124331A2 (en) * | 2008-04-07 | 2009-10-15 | Miba Gleitlager Gmbh | Sliding bearing |
| CN201502633U (en) * | 2009-05-12 | 2010-06-09 | 比尔安达(上海)润滑材料有限公司 | Wear-resistant bearing bush |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105972082A (en) * | 2016-05-25 | 2016-09-28 | 镇江市经纬工程机械有限公司 | Preparation method of aircraft bearing |
| CN108441041A (en) * | 2018-03-28 | 2018-08-24 | 合肥城市泊车投资管理有限公司 | A kind of abrasion resistant type is parked number slip and preparation method thereof |
| CN109027006A (en) * | 2018-08-06 | 2018-12-18 | 长沙理工大学 | A kind of composite sliding bearing and preparation method thereof |
| CN109027006B (en) * | 2018-08-06 | 2020-06-05 | 长沙理工大学 | Composite sliding bearing and preparation method thereof |
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Application publication date: 20120627 |