CN104228192B - Indium aluminium composite balls crystallite composite bed Surface Texture - Google Patents
Indium aluminium composite balls crystallite composite bed Surface Texture Download PDFInfo
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- CN104228192B CN104228192B CN201410481278.5A CN201410481278A CN104228192B CN 104228192 B CN104228192 B CN 104228192B CN 201410481278 A CN201410481278 A CN 201410481278A CN 104228192 B CN104228192 B CN 104228192B
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Abstract
The invention discloses indium aluminium composite balls crystallite composite bed Surface Texture, indium aluminium composite balls crystallite composite bed Surface Texture of the present invention establishes a surface material layer at part, the metallographic structure of surface material layer have containing indium more than 50% (Wt%) and the total content of indium and aluminium more than 55% (Wt%), be less than 300 nanocrystals and be closely connected by the spherical or approximate sphericity of 4 or more and form the larger indium aluminium composite balls crystallite of volume, indium aluminium composite balls crystallite quantity is surface material layer composition crystal sum more than 50%; Matrix material can be other composition and other shape metallographic structure, and piece surface material layer becomes to be integrated with matrix material, forms indium aluminium composite balls crystallite composite bed; Have the piece surface finished surface texture of indium aluminium composite balls crystallite composite bed, Surface Texture is made up of many Surface Texture unit, forms indium aluminium composite balls crystallite composite bed Surface Texture.
Description
Technical field
The present invention relates to indium aluminium composite balls crystallite composite bed Surface Texture.
Background technology
Fretting wear is the one of the main reasons of the product failure such as machinery and automobile, and the component of machine of about 80% lost efficacy because various forms of wearing and tearing cause, and brought economic loss to reach tens yuan because component of machine loses efficacy.
Surface Texture, refers to that the surface of friction pair being interconnected contact machine components processes micro-texture pattern dot matrix such as pit, indenture with certain size and arrangement by certain process technology.Domestic numerous scientific workers and engineer are through effort hard for many years, and Surface Texture technology makes decided progress, but, also could not obtain actual extensive use.
Therefore, study indium aluminium composite balls crystallite composite bed Surface Texture and there is important using value and Practical significance.
Summary of the invention
Task of the present invention is to provide a kind of indium aluminium composite balls crystallite composite bed Surface Texture, task of the present invention is achieved by the following technical solution: indium aluminium composite balls crystallite composite bed Surface Texture of the present invention establishes a surface material layer at part, the metallographic structure of surface material layer have containing indium more than 50% (Wt%) and the total content of indium and aluminium more than 55% (Wt%), be less than 300 nanocrystals and be closely connected by the spherical or approximate sphericity of 4 or more and form the larger indium aluminium composite balls crystallite of volume, indium aluminium composite balls crystallite quantity is surface material layer composition crystal sum more than 50%, matrix material can be other composition and other shape metallographic structure, and piece surface material layer becomes to be integrated with matrix material, forms indium aluminium composite balls crystallite composite bed, have the piece surface finished surface texture of indium aluminium composite balls crystallite composite bed, Surface Texture is made up of many Surface Texture unit, forms indium aluminium composite balls crystallite composite bed Surface Texture.
Described indium aluminium composite balls crystallite; be closely connected by the spheric grains of 4 or more or approximate sphericity crystal grain and form the larger indium aluminium composite balls crystallite of volume, spheric grain or approximate sphericity crystal grain containing indium more than 50% (Wt%) and the total content of indium and aluminium is more than 55% that (Wt%), spheric grain or approximate sphericity crystallite dimension are less than 300nm.
The Surface Texture unit of described indium aluminium composite balls crystallite composite bed Surface Texture is circular or oval or other shape face texture unit; The spacing size of Surface Texture unit and distribution density are subject to amount of force according to machine components and movement velocity speed designs; Each Surface Texture unit size: maximum length≤400 μm, Breadth Maximum≤400 μm, depth capacity≤50 μm.
Present inventor is through further investigation for many years, find in machinery part surface generation relative movement, especially there is the machine components contact surface of fretting wear, the indium aluminium composite balls crystallite composite bed Surface Texture be made up of the Surface Texture unit of the shape such as surface material layer and circular pit of indium aluminium composite balls crystallite composite bed Surface Texture, fretting fatigue can be reduced, fretting corrosion, especially the performance of the Compound Fretting Wear such as feature contacts surface anti-" tangential fretting+rotary micromotion " is improved, the oil storage that rises, physical and chemical adsorption performance with surface of friction pair can be made in time to form lubricating oil film, form the mechanism of action of hydrodynamic lubrication, to mantle friction factor and the frictional force mechanism of action of improving its contact surface, with mostly count the Chinese scholars performance leading Surface Texture of having appeared in the newspapers and have a great difference.The piece surface material layer of the indium aluminium composite balls crystallite of indium aluminium composite balls crystallite composite bed Surface Texture can effectively reduce fretting fatigue, fretting corrosion, especially the performance of the Compound Fretting Wear such as feature contacts surface anti-" tangential fretting+rotary micromotion " is improved, have and keep the contact condition of piece surface and the Compound Fretting Wear that obviously improves its approximate original position contact, the microdefects such as the relaxation that existing correlation technique or technique etc. causes contact surface to cause can be overcome, and improve the performance such as fretting fatigue, fretting corrosion of contact surface simultaneously.
" the femtosecond laser preparation method of micro-nano composite texturing cutting tool " of literature search and patent search result CN101804551A and " bearing shell " granted patent of CN2692409, content of the present invention is obviously different with it." indium composite surface texture " (201210163776.6) that applicant has authorized, " indium composite material surface texture " (201210163778.5), " compound indium layer Surface Texture " (201220236540.6), " indium composite bed Surface Texture " (201220236569.4), " indium lubricated surface texture " (201220236576.4), compared with the present invention, above-mentioned patent document does not all relate to the metallurgical structure of the surface material layer of part; As everyone knows, the performance of the surface material layer of part can produce significantly different because metallurgical structure is different, same composition causes combination property different containing the heterogeneous microstructure of phosphide material has spherical, octahedra shape and other shape, reprocessing Surface Texture, the combination property produced is different; The present invention is by process, the metallographic structure of the surface material layer of part be mainly containing indium more than 50% (Wt%) and the total content of indium and aluminium more than 55% (Wt%), being closely connected by the spheric grains of 4 or more or approximate sphericity crystal grain forms the larger indium aluminium composite balls crystallite of volume, forms indium aluminium composite balls crystallite composite bed; Then, there is the piece surface finished surface texture of indium aluminium composite balls crystallite composite bed, Surface Texture is made up of many Surface Texture unit, form indium aluminium composite balls crystallite composite bed Surface Texture, can effectively reduce fretting fatigue, fretting corrosion, especially improve the performance of the Compound Fretting Wear such as feature contacts surface anti-" tangential fretting+rotary micromotion ", the present invention has significantly different from above-mentioned contrast patent document, has advance.
Compared with the prior art, indium aluminium composite balls crystallite composite bed Surface Texture of the present invention correlation technique have significant improvement: 1. effectively reducing fretting fatigue, fretting corrosion: the piece surface material layer of indium aluminium composite balls crystallite can effectively reduce fretting fatigue, fretting corrosion, there is significant improvement in store oil structure and material two aspect of indium aluminium composite balls crystallite composite bed Surface Texture all; 2. improve feature contacts surface anti-" tangential fretting+rotary micromotion ", etc. the performance of Compound Fretting Wear, have and keep the contact condition of piece surface and the Compound Fretting Wear that obviously improves its approximate original position contact, the microdefects such as the relaxation that existing correlation technique or technique etc. causes contact surface to cause can be overcome, and improve the performance such as fretting fatigue, fretting corrosion of contact surface simultaneously; 3. the lubrication form of compound: in the relative movement of machine components, indium aluminum alloy materials containing indium >=50% has good self-lubricating property, the crystal grain of indium aluminium composite balls crystallite composite bed Surface Texture has the pit store oil of self-lubricating property, Surface Texture, form the lubrication form of compound together with oil lubrication, improve greasy property; Design is optimized in conjunction with the spacing of the Surface Texture unit of the shape of piece surface, size, indium aluminium composite balls crystallite composite bed Surface Texture and distribution density size, tool has clear improvement the tribological property of friction pair of machine components contact surface, thus effectively reduces the fretting wear of friction pair; 4. absorbing antifriction: the crystal grain energy absorption portion vibration of indium aluminium composite balls crystallite composite bed Surface Texture, the absorption portion had the machine components that there is fretting wear is vibrated, reduce because the insufficient fretting wear of existence lubrication has significant application value, it is lasting that indium aluminium composite balls crystallite composite bed Surface Texture has unique minimizing fretting wear effect effect to the machine components contact surface that there is fretting wear, therefore, indium aluminium composite balls crystallite composite bed Surface Texture of the present invention has using value and Practical significance.
The invention has the beneficial effects as follows, the fretting wear on the energy mechanical feature contacts surface of permanently effective minimizing, can effectively reduce fretting fatigue, fretting corrosion, especially the performance of the Compound Fretting Wear such as feature contacts surface anti-" tangential fretting+rotary micromotion " is improved, easy to use, structure is simple, and applicability is strong, and application cost is suitable for, be applicable to the feature of batch production.
Accompanying drawing illustrates:
Fig. 1 is the structural representation of the indium aluminium composite balls crystallite composite bed Surface Texture of the embodiment of the present invention 1.
Fig. 2 is 20,000 times of scanning electron microscope images of the piece surface material layer indium aluminium composite balls crystallite of the indium aluminium composite balls crystallite composite bed Surface Texture of the embodiment of the present invention 1.
Fig. 3 is 50,000 times of scanning electron microscope images of the piece surface material layer indium aluminium composite balls crystallite of the indium aluminium composite balls crystallite composite bed Surface Texture of the embodiment of the present invention 1.
The energy spectrogram of 1 crystallite of the indium aluminium composite balls crystallite composite bed Surface Texture in Fig. 2 that Fig. 4 (comprising Fig. 4-1, Fig. 4-2) is the embodiment of the present invention 1.
Fig. 5 is the structural representation of the indium aluminium composite balls crystallite composite bed Surface Texture of the embodiment of the present invention 2.
In accompanying drawing, 1--piece surface material layer, 2-matrix material, the Surface Texture unit of 3--circle.
Detailed description of the invention:
Below in conjunction with accompanying drawing embodiment, the invention will be further described.
Indium aluminium composite balls crystallite composite bed Surface Texture of the present invention establishes a surface material layer at part, the metallographic structure of surface material layer have containing indium more than 50% (Wt%) and the total content of indium and aluminium more than 55% (Wt%), be less than 300 nanocrystals and be closely connected by the spherical or approximate sphericity of 4 or more and form the larger indium aluminium composite balls crystallite of volume, indium aluminium composite balls crystallite quantity is surface material layer composition crystal sum more than 50%; Matrix material can be other composition and other shape metallographic structure, and piece surface material layer becomes to be integrated with matrix material, forms indium aluminium composite balls crystallite composite bed; Have the piece surface finished surface texture of indium aluminium composite balls crystallite composite bed, Surface Texture is made up of many Surface Texture unit, forms indium aluminium composite balls crystallite composite bed Surface Texture.
Described indium aluminium composite balls crystallite; be closely connected by the spheric grains of 4 or more or approximate sphericity crystal grain and form the larger indium aluminium composite balls crystallite of volume, spheric grain or approximate sphericity crystal grain containing indium more than 50% (Wt%) and the total content of indium and aluminium is more than 55% that (Wt%), spheric grain or approximate sphericity crystallite dimension are less than 300nm.
The Surface Texture unit of described indium aluminium composite balls crystallite composite bed Surface Texture is circular or oval or other shape face texture unit; The spacing size of Surface Texture unit and distribution density are subject to amount of force according to machine components and movement velocity speed designs; Each Surface Texture unit size: maximum length≤400 μm, Breadth Maximum≤400 μm, depth capacity≤50 μm.
Embodiment 1:
Fig. 1 is the structural representation of the indium composite surface texture of the embodiment of the present invention 1, Fig. 2 is 20,000 times of scanning electron microscope images of the piece surface material layer indium aluminium composite balls crystallite of the indium aluminium composite balls crystallite composite bed Surface Texture of the embodiment of the present invention 1, Fig. 3 is 50,000 times of scanning electron microscope images of the piece surface material layer indium aluminium composite balls crystallite of the indium aluminium composite balls crystallite composite bed Surface Texture of the embodiment of the present invention 1,1 crystallite of the indium aluminium composite balls crystallite composite bed Surface Texture in Fig. 2 that Fig. 4 (comprising Fig. 4-1, Fig. 4-2) is the embodiment of the present invention 1 can spectrogram.In accompanying drawing, 1 is piece surface material layer, and 2 is matrix material, and 3 is circular Surface Texture unit.
Indium aluminium composite balls crystallite composite bed surface texture characteristic of the present invention is: adopt 3003 aluminum alloy materials through purification and impurity removal, machine components are made by machining process, grinding, polishing grinding, clean, oil removing, rust cleaning, cleaning, drying is carried out on the surface that contacts with each other of part, and the pure phosphide material that the thick 0.5mm of the smooth cleaning of covering one deck immediately, size are suitable mutually with piece surface, pure phosphide material and part are fitted well, no wrinkle.Adjust high power pulse laser power beam and proper irradiation area, piece surface is irradiated 0.2 second with high power pulse laser bundle, every 1 second, use the corresponding piece surface of the pulsed laser beam of same power 0.2 second again, form indium aluminium composite balls crystallite composite bed, as shown in Figure 2, as shown in Figure 3, corresponding power spectrum image as shown in Figure 4 for the scanning electron microscope image of the piece surface material layer indium aluminium composite balls crystallite of 50,000 times for the scanning electron microscope image of the piece surface material layer indium aluminium composite balls crystallite of 20000 times.
Then, have the piece surface finished surface texture of indium aluminium composite balls crystallite composite bed, Surface Texture is made up of Surface Texture 3 unit of numerous circle, maximum gauge≤350 μm of circular Surface Texture unit 3, depth capacity≤40 μm; Circular Surface Texture unit 3 is uniformly distributed, and the distribution density of Surface Texture is 0.15; Then carry out cleaning, dry, form indium aluminium composite balls crystallite composite bed Surface Texture.
Indium aluminium composite balls crystallite composite bed Surface Texture surface material layer is made up of indium aluminium composite balls crystallite, improves the structure of metallographic structure unit; The piece surface material layer of indium aluminium composite balls crystallite can effectively reduce fretting fatigue, fretting corrosion, especially the performance of the Compound Fretting Wear such as feature contacts surface anti-" tangential fretting+rotary micromotion " is improved, have and keep the contact condition of piece surface and the Compound Fretting Wear that obviously improves its approximate original position contact, the microdefects such as the relaxation that existing correlation technique or technique etc. causes contact surface to cause can be overcome, and improving the performance such as fretting fatigue, fretting corrosion of contact surface simultaneously, this part of significant increase is applied to micro-moving frictional wear field and forms good lubrication; Indium aluminium composite balls crystallite composite bed Surface Texture improves the mantle friction factor of its contact surface, realizes good minimizing fretting wear effect, especially reduces fretting wear effect and effect is lasting.
Embodiment 2:
Fig. 1 is the structural representation of the indium composite surface texture of the embodiment of the present invention 1, Fig. 2 is 20,000 times of scanning electron microscope images of the piece surface material layer indium aluminium composite balls crystallite of the indium aluminium composite balls crystallite composite bed Surface Texture of the embodiment of the present invention 2, Fig. 3 is 50,000 times of scanning electron microscope images of the piece surface material layer indium aluminium composite balls crystallite of the indium aluminium composite balls crystallite composite bed Surface Texture of the embodiment of the present invention 2, Fig. 4 (comprises Fig. 4-1, Fig. 4-2) for the indium aluminium composite balls crystallite composite bed Surface Texture in Fig. 2 of the embodiment of the present invention 2 die unit can spectrogram, Fig. 5 is the structural representation of the indium aluminium composite balls crystallite composite bed Surface Texture of the embodiment of the present invention 2.
The present embodiment is on the basis of embodiment 1, and only change the degree of depth of Surface Texture unit 3, other content is identical with embodiment 1, and as shown in Figure 5, the degree of depth of each Surface Texture unit 3 is less than 3 μm; Then carry out cleaning, dry, form indium alloy indent crystallite composite surface texture.
The present embodiment changes Surface Texture cell distribution, improve the performance of the Compound Fretting Wear such as feature contacts surface anti-" tangential fretting+rotary micromotion ", to the machine components contact surface that there is fretting wear, there is unique minimizing fretting wear effect effect lasting.
Claims (6)
1. indium aluminium composite balls crystallite composite bed Surface Texture, it is characterized in that: described indium aluminium composite balls crystallite composite bed Surface Texture establishes a surface material layer at part, the metallographic structure of surface material layer have containing indium more than 50% (Wt%) and the total content of indium and aluminium more than 55% (Wt%), be less than 300 nanocrystals and be closely connected by the spherical or approximate sphericity of 4 or more and form the larger indium aluminium composite balls crystallite of volume, indium aluminium composite balls crystallite quantity is surface material layer composition crystal sum more than 50%; Piece surface material layer becomes to be integrated with matrix material, forms indium aluminium composite balls crystallite composite bed; Have the piece surface finished surface texture of indium aluminium composite balls crystallite composite bed, Surface Texture is made up of many Surface Texture unit, forms indium aluminium composite balls crystallite composite bed Surface Texture.
2. indium aluminium composite balls crystallite composite bed Surface Texture according to claim 1; it is characterized in that: described indium aluminium composite balls crystallite; be closely connected by the spheric grains of 4 or more or approximate sphericity crystal grain and form the larger indium aluminium composite balls crystallite of volume, spheric grain or approximate sphericity crystal grain containing indium more than 50% (Wt%) and the total content of indium and aluminium is more than 55% that (Wt%), spheric grain or approximate sphericity crystallite dimension are less than 300nm.
3. indium aluminium composite balls crystallite composite bed Surface Texture according to claim 1, is characterized in that: the Surface Texture unit of described indium aluminium composite balls crystallite composite bed Surface Texture is circular or oblong surface texture unit; The spacing size of Surface Texture unit and distribution density are subject to amount of force according to machine components and movement velocity speed designs; Each Surface Texture unit size: maximum length≤400 μm, Breadth Maximum≤400 μm, depth capacity≤50 μm.
4. indium aluminium composite balls crystallite composite bed Surface Texture according to claim 1 and 2, it is characterized in that: described indium aluminium composite balls crystallite composite bed Surface Texture adopts 3003 aluminum alloy materials through purification and impurity removal, machine components are made by machining process, grinding, polishing grinding, clean, oil removing, rust cleaning, cleaning, drying is carried out on the surface that contacts with each other of part, and the pure phosphide material that the thick 0.5mm of the smooth cleaning of covering one deck immediately, size are suitable mutually with piece surface, pure phosphide material and part are fitted well, no wrinkle; Adjust high power pulse laser power beam and proper irradiation area, irradiate piece surface 0.2 second with high power pulse laser bundle, every 1 second, then use the corresponding piece surface of the pulsed laser beam of same power 0.2 second, form indium aluminium composite balls crystallite composite bed.
5. indium aluminium composite balls crystallite composite bed Surface Texture according to claim 4, it is characterized in that: there is the piece surface finished surface texture of indium aluminium composite balls crystallite composite bed, Surface Texture is made up of the Surface Texture unit of numerous circle, maximum gauge≤350 μm of circular Surface Texture unit, depth capacity≤40 μm, the bottom of the Surface Texture unit of each circle is circular arc or approximate circle arc, circular Surface Texture unit is uniformly distributed, then carry out cleaning, dry, form indium aluminium composite balls crystallite composite bed Surface Texture.
6. indium aluminium composite balls crystallite composite bed Surface Texture according to claim 4, it is characterized in that: there is the piece surface finished surface texture of indium aluminium composite balls crystallite composite bed, Surface Texture is made up of the Surface Texture unit of numerous circle, maximum gauge≤350 μm of circular Surface Texture unit, depth capacity≤3 μm, circular Surface Texture unit presents to arrange for unit array is uniformly distributed, the distribution density of the Surface Texture of piece surface: 0.15; Then carry out cleaning, dry, form indium aluminium composite balls crystallite composite bed Surface Texture.
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102918182A (en) * | 2010-04-15 | 2013-02-06 | 米巴·格来特来格有限公司 | Multi-layer plain bearing having an anti-fretting layer |
| CN202991471U (en) * | 2012-12-03 | 2013-06-12 | 宜兴市宙斯泵业有限公司 | Axial symmetric curved surface rotating positive displace pump |
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| US9004240B2 (en) * | 2013-02-27 | 2015-04-14 | Integran Technologies Inc. | Friction liner |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102918182A (en) * | 2010-04-15 | 2013-02-06 | 米巴·格来特来格有限公司 | Multi-layer plain bearing having an anti-fretting layer |
| CN202991471U (en) * | 2012-12-03 | 2013-06-12 | 宜兴市宙斯泵业有限公司 | Axial symmetric curved surface rotating positive displace pump |
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