CN102029369A - Method for preparing SiC particle-aluminum alloy composite material cylinder liner - Google Patents
Method for preparing SiC particle-aluminum alloy composite material cylinder liner Download PDFInfo
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- 239000002131 composite material Substances 0.000 title claims abstract description 93
- 229910000838 Al alloy Inorganic materials 0.000 title claims abstract description 92
- 238000000034 method Methods 0.000 title claims abstract description 56
- 239000002245 particle Substances 0.000 claims abstract description 48
- 238000003756 stirring Methods 0.000 claims abstract description 18
- 238000005266 casting Methods 0.000 claims abstract description 17
- 239000002002 slurry Substances 0.000 claims abstract description 17
- 238000010438 heat treatment Methods 0.000 claims abstract description 13
- 238000009750 centrifugal casting Methods 0.000 claims abstract description 6
- 239000003795 chemical substances by application Substances 0.000 claims description 17
- 238000004513 sizing Methods 0.000 claims description 17
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 15
- 238000003754 machining Methods 0.000 claims description 12
- 238000002360 preparation method Methods 0.000 claims description 12
- 238000009987 spinning Methods 0.000 claims description 11
- 238000005530 etching Methods 0.000 claims description 5
- 238000004321 preservation Methods 0.000 claims description 2
- 238000009413 insulation Methods 0.000 claims 4
- 239000002994 raw material Substances 0.000 abstract description 5
- 238000007514 turning Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000001816 cooling Methods 0.000 abstract 1
- 238000005260 corrosion Methods 0.000 abstract 1
- 230000007797 corrosion Effects 0.000 abstract 1
- 239000000126 substance Substances 0.000 abstract 1
- 239000000956 alloy Substances 0.000 description 30
- 229910045601 alloy Inorganic materials 0.000 description 29
- 239000000463 material Substances 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 4
- 238000007872 degassing Methods 0.000 description 4
- 238000009826 distribution Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 238000005755 formation reaction Methods 0.000 description 4
- 238000002844 melting Methods 0.000 description 4
- 230000008018 melting Effects 0.000 description 4
- 238000002156 mixing Methods 0.000 description 4
- 230000003647 oxidation Effects 0.000 description 4
- 238000007254 oxidation reaction Methods 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 230000006641 stabilisation Effects 0.000 description 4
- 238000011105 stabilization Methods 0.000 description 4
- 229910001018 Cast iron Inorganic materials 0.000 description 3
- 238000003486 chemical etching Methods 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 2
- 239000004411 aluminium Substances 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 238000005470 impregnation Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 229910021364 Al-Si alloy Inorganic materials 0.000 description 1
- 229910001141 Ductile iron Inorganic materials 0.000 description 1
- 229910001060 Gray iron Inorganic materials 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
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- 230000008646 thermal stress Effects 0.000 description 1
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Abstract
本发明涉及一种SiC颗粒-铝合金复合材料缸套的制备方法，它可满足发动机轻量化制造的需要。其方法是：运用搅拌铸造法制备出体积分数为10-20％的SiC颗粒-铝合金复合材料浆料，加热至700-750℃待用；在G参数为50-100g条件下，以加热至700-750℃的SiC颗粒-铝合金复合材料浆料为原料，运用离心铸造的方法在预热至350-500℃的筒状模具中成形；冷却凝固后获得筒状铸件，该铸件由分布于筒状铸件外径附近的平均体积分数为35-55％的SiC颗粒-铝合金复合材料和分布于筒状铸件内径附近的完全无SiC颗粒的铝合金两个环状带构成；运用机械加工的方法去除分布在筒状铸件内径附近的无SiC颗粒的铝合金环状带部分获得由高体积SiC颗粒-铝合金复合材料构成的筒状件；所获得的高体积SiC颗粒-铝合金复合材料筒状件经机械车削、热处理、缸套内壁化学腐蚀后，制得缸套零件。采用本发明所制备的SiC颗粒-铝合金复合材料缸套具有线膨胀系数低、耐磨性能高和热性能好的特点。
The invention relates to a method for preparing a SiC particle-aluminum alloy composite material cylinder liner, which can meet the needs of lightweight manufacturing of engines. The method is as follows: using a stirring casting method to prepare SiC particle-aluminum alloy composite material slurry with a volume fraction of 10-20%, heating to 700-750°C for use; 700-750°C SiC particle-aluminum alloy composite material slurry is used as raw material, and it is formed in a cylindrical mold preheated to 350-500°C by centrifugal casting method; after cooling and solidifying, a cylindrical casting is obtained, and the casting is distributed in The SiC particle-aluminum alloy composite material with an average volume fraction of 35-55% near the outer diameter of the cylindrical casting and two annular bands of aluminum alloy completely free of SiC particles distributed near the inner diameter of the cylindrical casting; Methods Remove the aluminum alloy annular belt part without SiC particles distributed near the inner diameter of the cylindrical casting to obtain a cylindrical part composed of high-volume SiC particle-aluminum alloy composite material; the obtained high-volume SiC particle-aluminum alloy composite material cylinder The cylinder liner parts are obtained after mechanical turning, heat treatment, and chemical corrosion of the inner wall of the cylinder liner. The SiC particle-aluminum alloy composite material cylinder liner prepared by the invention has the characteristics of low linear expansion coefficient, high wear resistance and good thermal performance.
Description
Technical field
The present invention relates to the preparation method of a kind of SiC particle-Al alloy composite cylinder sleeve.The present invention can satisfy the light-weighted needs of automobile, and prepared cylinder sleeve has the advantages that thermal coefficient of expansion is low, abrasion resistance properties is good, elevated temperature strength is higher.
Background technology
Cylinder sleeve is the liner of cylinder, adopts grey cast-iron, spheroidal graphite cast-iron to be prepared from usually, directly contacts with piston ring during engine operation, and behind the cylinder body casting, processing is pressed into wherein.
Because cylinder wall bears the stress that the side-thrust of gases at high pressure and piston causes, and because the thermal stress that high-temperature gas causes, cylinder jacket material must have higher structural strength and fatigue strength, to avoid cylinder-liner distortion or material premature fatigue to destroy, cylinder sleeve also must have good wearability and bite-resistant performance.In addition, the engine cylinder prepareding gap determines and affects the important parameter of engine power, exhaust gas pressure, fuel consume and fuel economy index.Cast iron, steel cylinder jacket material and aluminium piston alloy material thermophysical property compatibility are poor, are difficult to further dwindle cylinder prepareding gap, solution high power, high economy engine power technical problem that can not high-efficiency and economic.And high-volume fractional SiC particle-Al alloy composite has thermal coefficient of expansion is advantage low, that heat-conductive characteristic good, elevated temperature strength is high and wearability is good.Use the cylinder sleeve and the hypereutectic Al-Si alloy piston material thermophysical property compatibility of this material preparation good, can significantly dwindle cylinder prepareding gap, the shortcoming that can solve or overcome cast iron, steel cylinder sleeve is with not enough.
Up to the present, the preparation method of particles reiforced metal-base composition mainly contains powder metallurgic method, pressure method of impregnation and stirring casting method and (sees 5～8 pages of " modern Manufacturing Engineering " 2005 the 9th phases, " the preparation progress of particles reiforced metal-base composition ", author Cheng Xueli etc.).Wherein, PM technique, impregnation technology and spray deposition can obtain to have the composite that high-volume fractional strengthens body, but complex process, cost height, and equipment is required high.Grain volume fraction is generally below 20% in the external particle-Al alloy composite of stirring casting method preparation, and porosity is higher, and centrifugal casting technique (is seen 280～282 pages of " foundry engieering " 2008 the 2nd phases through being usually used in preparing Cast iron liner, " the automobile cylinder sleeve is produced in centrifugal casting ", author Zhou Chaomei, Xie Shengze), in forming process, change G parameter (centrifugal acceleration/acceleration of gravity) and obtain different briquetting pressures.
Above present situation shows that existing process is difficult to satisfy the needs of high volume SiC particle-Al alloy composite cylinder sleeve industrial applications, presses for the technology of preparing of the new high volume SiC particle-Al alloy composite cylinder sleeve of invention.
Summary of the invention
The object of the present invention is to provide the preparation method of a kind of SiC particle-Al alloy composite cylinder sleeve.
The process that realizes step of the present invention is:
1. use stirring casting method to prepare SiC particle-Al alloy composite slurry, be heated to 700-750 ℃ stand-by; 2. be under the condition of 50-100g in the G parameter, the method for utilization centrifugal casting pours into SiC particle-Al alloy composite slurry in the cylindrical die that is preheated to 350-500 ℃ and to be shaped; 3. obtain the tubular foundry goods after the cooled and solidified, the foundry goods that is obtained is made of near two parts of aluminium alloy ring-type band of not having the SiC particle fully that are distributed near the high volume SiC particle-Al alloy composite the tubular foundry goods external diameter and be distributed in the tubular foundry goods internal diameter; 4. use the method for machining to remove the aluminium alloy ring-type band portion that is distributed near the no SiC particle of tubular foundry goods internal diameter, obtain the tubular spare that constitutes by high volume SiC particle-Al alloy composite; 5. the high volume SiC particle-Al alloy composite tubular spare that is obtained makes the cylinder sleeve part after machining, heat treatment, inboard wall of cylinder liner chemical etching.
Beneficial effect of the present invention is:
1. use this process can obtain the SiC particle-Al alloy composite cylinder sleeve of mean volume fraction between 35-55%, can satisfy performance characteristic as cylinder sleeve part needs.
Among the present invention the preparation technology of SiC particle-Al alloy composite cylinder sleeve simple, with low cost, to the less demanding characteristics of preparation equipment.
Description of drawings
Fig. 1 prepares SiC particle-Al alloy composite cylinder sleeve process chart for centre spinning;
Fig. 2 is the SiC particle-Al alloy composite casting structure schematic diagram of centre spinning preparation.
Among the figure, 1 is the no particle aluminium alloy ring-type band of foundry goods, and 2 is the SiC particle-Al alloy composite endless belt of foundry goods.
The specific embodiment
Below in conjunction with drawings and Examples the present invention is described in further detail.
Referring to Fig. 1 and Fig. 2.The preparation method's of SiC particle of the present invention-Al alloy composite cylinder sleeve step is as follows:
1. use stirring casting method to prepare SiC particle-Al alloy composite slurry, be heated to 700-750 ℃ of heat preservation for standby use;
2. the preheating cylindrical die is to 350-500 ℃, and the method for utilization centrifugal casting is that SiC particle-Al alloy composite slurry pours in the cylindrical die under the condition of 50-100g in the G parameter;
3. obtain the tubular foundry goods after the cooled and solidified, this foundry goods is made of near aluminium alloy ring-type band 1 two parts that do not have the SiC particle fully that are positioned near the high volume SiC particle-Al alloy composite endless belt 2 the tubular foundry goods external diameter and be positioned at the tubular foundry goods internal diameter;
4. use the method for machining to remove the aluminium alloy ring-type band 1 that is distributed near the no SiC particle of tubular foundry goods internal diameter, obtain the tubular spare that constitutes by high volume SiC particle-Al alloy composite;
5. the high volume SiC particle-Al alloy composite tubular spare that is obtained makes the cylinder sleeve part after machining, heat treatment, inboard wall of cylinder liner chemical etching.
Raw material: average grain diameter is 15.8 μ mSiC particles, and aluminium alloy is the AlSi9Mg alloy.The volume ratio of SiC particle and AlSi9Mg alloy is 10: 90.
Weigh 5.0kgAlSi9Mg alloy and 0.66kgSiC particle, the SiC particle carried out the oxidation processes of 1000 ℃ * 5h, be cooled to then 250 ℃ stand-by; Use resistance-heated furnace melting 5kgAlSi9Mg alloy, after it is carried out degasification, slagging-off and handles, it is cooled to 585 ℃, then agitator is put into melt, under the 200rpm condition, constantly stir melt, the evenly Temperature Distribution of melt; Agitator speed is adjusted to 800rpm, treat stabilization of speed after, the pretreated SiC particle of process is added in the AlSi9Mg alloy melt gradually, can obtain SiC particle-AlSi9Mg alloy composite materials semi solid slurry after stirring certain hour; Reduce mixing speed to 350rpm, heating SiC particle-AlSi9Mg alloy composite materials slurry to 700 ℃; The utilization centre spinning method is with the SiC of tundish taking-up 0.5kg
p/ Al composite material sizing agent will be heated to 700 ℃ composite material sizing agent and be poured into and be preheated in 350 ℃ of cylindrical dies under the G parameter is the condition of 50g; Can obtain the tubular foundry goods after the cooled and solidified, the foundry goods that is obtained comprises two parts, a part is SiC particle-Al alloy composite of 35% for being distributed near the tubular foundry goods external diameter mean volume fraction, and another part is near two the part formations of the aluminium alloy ring-type band that does not have the SiC particle fully that are distributed in the tubular foundry goods internal diameter; The method of utilization machining is removed the aluminium alloy ring-type band portion that is distributed near the no SiC particle of tubular foundry goods internal diameter, and acquisition is SiC particle-Al alloy composite tubular spare of 35% by mean volume fraction; SiC particle-Al alloy composite tubular the spare that is obtained carries out machining, heat treatment and to after the inboard wall of cylinder liner utilization 10%NaOH solution etching 2 minutes, makes SiC particle-AlSi9Mg cylinder sleeve part.Prepared SiC particle-Al alloy composite cylinder sleeve linear expansion coefficient is lower than 16 * 10
-6/ ℃, the coefficient of heat conduction reaches 210Wm
-1K
-1
Raw material: average grain diameter is 15.8 μ mSiC particles, and aluminium alloy is the AlSi9Mg alloy.The volume ratio of SiC particle and AlSi9Mg alloy is 15: 85.
Weigh 5.0kgAlSi9Mg alloy and 1kgSiC particle, the SiC particle carried out the oxidation processes of 1000 ℃ * 5h, be cooled to then 250 ℃ stand-by; Use resistance-heated furnace melting 5kgAlSi9Mg alloy, after it is carried out degasification, slagging-off and handles, it is cooled to 585 ℃, then agitator is put into melt, under the 200rpm condition, constantly stir melt, the evenly Temperature Distribution of melt; Agitator speed is adjusted to 800rpm, treat stabilization of speed after, the pretreated SiC particle of process is added in the AlSi9Mg alloy melt gradually, can obtain SiC particle-AlSi9Mg alloy composite materials semi solid slurry after stirring certain hour; Reduce mixing speed to 350rpm, heating SiC particle-AlSi9Mg alloy composite materials slurry to 730 ℃; The utilization centre spinning method is with the SiC of tundish taking-up 0.5kg
p/ Al composite material sizing agent, the composite material sizing agent that will be heated to 730 ℃ under the G parameter is the condition of 70g is poured in the cylindrical die that is preheated to 400 ℃; Can obtain the tubular foundry goods after the cooled and solidified, the tubular foundry goods that is obtained comprises two parts, a part is SiC particle-Al alloy composite of 45% for being distributed near the tubular foundry goods external diameter mean volume fraction, and another part is near two the part formations of the aluminium alloy ring-type band that does not have the SiC particle fully that are distributed in the tubular foundry goods internal diameter; The method of utilization machining is removed the aluminium alloy ring-type band portion that is distributed near the no SiC particle of tubular foundry goods internal diameter, and acquisition is SiC particle-Al alloy composite tubular spare of 45% by mean volume fraction; SiC particle-Al alloy composite tubular the spare that is obtained carries out machining, heat treatment and to after the inboard wall of cylinder liner utilization 10%NaOH solution etching 2 minutes, makes SiC particle-AlSi9Mg cylinder sleeve part.Prepared SiC particle-Al alloy composite cylinder sleeve linear expansion coefficient is lower than 15.5 * 10
-6/ ℃, the coefficient of heat conduction reaches 200Wm
-1K
-1
Embodiment 3
Raw material: average grain diameter is 8.7 μ mSiC particles, and aluminium alloy is the AlSi9Cu2Mg alloy.The volume ratio of SiC particle and AlSi9Mg alloy is 20: 80.
Weigh 5.0kgAlSi9Cu2Al alloy and 1.5kgSiC particle; The SiC particle is carried out the oxidation processes of 1000 ℃ * 5h, be cooled to then 250 ℃ stand-by; Use resistance-heated furnace melting AlSi9Cu2Mg alloy, after it is carried out degasification, slagging-off and handles, it is cooled to 585 ℃, then agitator is put into melt, under the 200rpm condition, constantly stir melt, the evenly Temperature Distribution of melt; Agitator speed is adjusted to 800rpm, treat stabilization of speed after, the pretreated SiC particle of process is added in the AlSi9Cu2Mg alloy melt gradually, can obtain SiC particle-AlSi9Cu2Mg alloy composite materials semi solid slurry after stirring certain hour; Reduce mixing speed to 350rpm, heating SiC particle-AlSi9Cu2Mg alloy composite materials slurry to 730 ℃; The utilization centre spinning method is with the SiC of tundish taking-up 0.5kg
p/ Al composite material sizing agent, the composite material sizing agent that will be heated to 750 ℃ under the G parameter is the condition of 80g is poured in the cylindrical die that is preheated to 450 ℃; Can obtain the tubular foundry goods after the cooled and solidified, the foundry goods that is obtained comprises two parts, a part is SiC particle-Al alloy composite of 50% for being distributed near the tubular foundry goods external diameter mean volume fraction, and another part is near two the part formations of the aluminium alloy ring-type band that does not have the SiC particle fully that are distributed in the tubular foundry goods internal diameter; The method of utilization machining is removed the aluminium alloy ring-type band portion that is distributed near the no SiC particle of tubular foundry goods internal diameter, and acquisition is SiC particle-Al alloy composite tubular spare of 50% by mean volume fraction; SiC particle-Al alloy composite tubular the spare that is obtained carries out mechanical turning, heat treatment and to after the inboard wall of cylinder liner utilization 10%NaOH solution etching 1 minute, makes SiC particle-AlSi9Cu2Mg composite cylinder sleeve part.Prepared SiC particle-Al alloy composite cylinder sleeve linear expansion coefficient is lower than 13.5 * 10
-6/ ℃, the coefficient of heat conduction reaches 190Wm
-1K
-1
Embodiment 4
Raw material: average grain diameter is 8.7 μ mSiC particles, and aluminium alloy is the AlSi9Cu2Mg alloy.The volume ratio of SiC particle and AlSi9Mg alloy is 20: 80.
Weigh 5.0kgAlSi9Cu2Al alloy and 1.5kgSiC particle; The SiC particle is carried out the oxidation processes of 1000 ℃ * 5h, be cooled to then 250 ℃ stand-by; Use resistance-heated furnace melting AlSi9Cu2Mg alloy, after it is carried out degasification, slagging-off and handles, it is cooled to 585 ℃, then agitator is put into melt, under the 200rpm condition, constantly stir melt, the evenly Temperature Distribution of melt; Agitator speed is adjusted to 800rpm, treat stabilization of speed after, the pretreated SiC particle of process is added in the AlSi9Cu2Mg alloy melt gradually, can obtain SiC particle-AlSi9Cu2Mg alloy composite materials semi solid slurry after stirring certain hour; Reduce mixing speed to 350rpm, heating SiC particle-AlSi9Cu2Mg alloy composite materials slurry to 750 ℃; The utilization centre spinning method is with the SiC of tundish taking-up 0.5kg
p/ Al composite material sizing agent, the composite material sizing agent that will be heated to 750 ℃ under the G parameter is the condition of 100g is poured in the cylindrical die that is preheated to 500 ℃; Can obtain the tubular foundry goods after the cooled and solidified, the foundry goods that is obtained comprises two parts, a part is SiC particle-Al alloy composite of 55% for being distributed near the tubular foundry goods external diameter mean volume fraction, and another part is near two the part formations of the aluminium alloy ring-type band that does not have the SiC particle fully that are distributed in the tubular foundry goods internal diameter; The method of utilization machining is removed the aluminium alloy ring-type band portion that is distributed near the no SiC particle of tubular foundry goods internal diameter, and acquisition is SiC particle-Al alloy composite tubular spare of 55% by mean volume fraction; SiC particle-Al alloy composite tubular the spare that is obtained carries out mechanical turning, heat treatment and to after the inboard wall of cylinder liner utilization 10%NaOH solution etching 1 minute, makes SiC particle-AlSi9Cu2Mg composite cylinder sleeve part.Prepared SiC particle-Al alloy composite cylinder sleeve linear expansion coefficient is lower than 10 * 10
-6/ ℃, the coefficient of heat conduction reaches 180Wm
-1K
-1
Change the mixed proportion of aluminium alloy and SiC particle in aluminium substrate alloy, the SiC particle-Al alloy composite slurry among the present invention, all can use centre spinning to prepare SiC particle-Al alloy composite cylinder sleeve.Wherein, by the SiC particle in the poly-partially composite material sizing agent of centrifugal force near the external diameter of tubular foundry goods, both obtained more the Al alloy composite of high SiC grain volume fraction, also impel the SiC uniform particles to distribute, thereby guarantee high-quality SiC particle-Al alloy composite cylinder sleeve part of obtaining; Method to inboard wall of cylinder liner utilization chemical etching can highlight the SiC particle, improves the wear-resistant ability of inner surface of cylinder liner.
Need to prove at last, above embodiment is only unrestricted in order to technical scheme of the present invention to be described, although the present invention is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can make amendment or be equal to replacement technical scheme of the present invention, and not breaking away from the aim and the scope of technical solution of the present invention, it all should be encompassed in the middle of the claim scope of the present invention.
Claims (5)
1. the preparation method of SiC particle-Al alloy composite cylinder sleeve is characterized in that following steps are arranged:
1. use stirring casting method to prepare SiC particle-Al alloy composite slurry that volume fraction is 10-20%, be heated to 700-750 ℃ of heat preservation for standby use;
2. using the method for centrifugal casting, is under the condition of 50-100g in the G parameter, the SiC particle-Al alloy composite slurry that is heated to 700-750 ℃ is poured into be preheating in the 350-500 ℃ of cylindrical die;
3. obtain the tubular foundry goods after the cooled and solidified, this foundry goods is that SiC particle-Al alloy composite endless belt of 35-55% and near be distributed in the tubular foundry goods internal diameter two parts of aluminium alloy ring-type band of not having the SiC particle fully constitute by being distributed near the tubular foundry goods external diameter mean volume fraction;
4. use the method for machining to remove to be distributed near the aluminium alloy ring-type band portion of the no SiC particle the tubular foundry goods internal diameter, obtaining by mean volume fraction is the tubular spare that SiC particle-Al alloy composite of 35-55% constitutes;
5. the mean volume fraction that is obtained be SiC particle-Al alloy composite tubular spare of 35-55% through machining, heat treatment with after to the etching of inboard wall of cylinder liner utilization 10%NaOH solution, making mean volume fraction is SiC particle-aluminium alloy cylinder sleeve part of 35-55%.
2. method according to claim 1 is characterized in that:
It is SiC particle-Al alloy composite of 10% that described step is prepared volume fraction with stirring casting method in 1., heats ℃ insulation of this composite material sizing agent to 700; Step is under the condition of 50g in the G parameter in 2., and the utilization centre spinning method pours into the composite material sizing agent that is heated to 700 ℃ in the cylindrical die that is preheated to 350 ℃; The tubular foundry goods that obtains after the 3. middle cooled and solidified of step comprises that near the mean volume fraction the external diameter is SiC particle-Al alloy composite endless belt of 35% and is distributed near the aluminium alloy ring-type band that does not have the SiC particle fully of tubular foundry goods internal diameter.
3. method according to claim 1 is characterized in that:
It is SiC particle-Al alloy composite of 15% that described step is prepared volume fraction with stirring casting method in 1., heats this composite material sizing agent and is heated to 730 ℃ of insulations; Step is under the condition of 70g in the G parameter in 2., and the utilization centre spinning method pours into the composite material sizing agent that is heated to 730 ℃ in the cylindrical die that is preheated to 400 ℃; The tubular foundry goods that obtains after the 3. middle cooled and solidified of step comprises that near the mean volume fraction the external diameter is SiC particle-Al alloy composite endless belt of 45% and is distributed near the aluminium alloy ring-type band that does not have the SiC particle fully of tubular foundry goods internal diameter.
4. method according to claim 1 is characterized in that:
It is SiC particle-Al alloy composite of 20% that described step is prepared volume fraction with stirring casting method in 1., heats this composite material sizing agent and is heated to 730 ℃ of insulations; Step is under the condition of 80g in the G parameter in 2., and the utilization centre spinning method pours into the composite material sizing agent that is heated to 730 ℃ in the cylindrical die that is preheated to 450 ℃; The tubular foundry goods that obtains after the 3. middle cooled and solidified of step comprises that near the mean volume fraction the external diameter is SiC particle-Al alloy composite endless belt of 50% and is distributed near the aluminium alloy ring-type band that does not have the SiC particle fully of tubular foundry goods internal diameter.
5. method according to claim 1 is characterized in that:
It is SiC particle-Al alloy composite of 20% that described step is prepared volume fraction with stirring casting method in 1., heats this composite material sizing agent and is heated to 750 ℃ of insulations; Step is under the condition of 100g in the G parameter in 2., and the utilization centre spinning method pours into the composite material sizing agent that is heated to 750 ℃ in the cylindrical die that is preheated to 500 ℃; The tubular foundry goods that obtains after the 3. middle cooled and solidified of step comprises that near the mean volume fraction the external diameter is SiC particle-Al alloy composite endless belt of 55% and is distributed near the aluminium alloy ring-type band that does not have the SiC particle fully of tubular foundry goods internal diameter.
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Cited By (6)
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| CN102343504A (en) * | 2011-08-10 | 2012-02-08 | 周建军 | Manufacturing method of bimetal cylinder |
| CN102343503A (en) * | 2011-08-10 | 2012-02-08 | 周建军 | Machine barrel fabrication method |
| CN102527978A (en) * | 2012-03-02 | 2012-07-04 | 华南理工大学 | Casting and forming method for double-layer-material engine cylinder liner |
| CN104439145A (en) * | 2014-11-24 | 2015-03-25 | 宁波市镇海航海仪器厂 | Method for casting electrical copper shell for ship |
| CN111515360A (en) * | 2020-04-23 | 2020-08-11 | 昆明理工大学 | Preparation method of cylindrical multilayer composite casting |
| CN111850339A (en) * | 2020-06-24 | 2020-10-30 | 南昌航空大学 | A kind of composite material with high thermal conductivity interface phase incompletely covering and its preparation method and test method |
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| CN101709414A (en) * | 2009-11-10 | 2010-05-19 | 中国兵器工业第五二研究所 | High silicon gradient composite aluminum alloy cylinder sleeve material and preparation method thereof |
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| CN101446243A (en) * | 2008-12-29 | 2009-06-03 | 重庆大学 | Piston made of Al/Si-Mg*Si composite material and preparation method thereof |
| CN101451203A (en) * | 2008-12-30 | 2009-06-10 | 重庆大学 | Method for preparing SiCp/Al electronic packing part |
| CN101709414A (en) * | 2009-11-10 | 2010-05-19 | 中国兵器工业第五二研究所 | High silicon gradient composite aluminum alloy cylinder sleeve material and preparation method thereof |
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| CN102343504A (en) * | 2011-08-10 | 2012-02-08 | 周建军 | Manufacturing method of bimetal cylinder |
| CN102343503A (en) * | 2011-08-10 | 2012-02-08 | 周建军 | Machine barrel fabrication method |
| CN102343504B (en) * | 2011-08-10 | 2013-11-06 | 周建军 | Manufacturing method of bimetal cylinder |
| CN102527978A (en) * | 2012-03-02 | 2012-07-04 | 华南理工大学 | Casting and forming method for double-layer-material engine cylinder liner |
| CN102527978B (en) * | 2012-03-02 | 2013-07-24 | 华南理工大学 | Casting and forming method for double-layer-material engine cylinder liner |
| CN104439145A (en) * | 2014-11-24 | 2015-03-25 | 宁波市镇海航海仪器厂 | Method for casting electrical copper shell for ship |
| CN111515360A (en) * | 2020-04-23 | 2020-08-11 | 昆明理工大学 | Preparation method of cylindrical multilayer composite casting |
| CN111850339A (en) * | 2020-06-24 | 2020-10-30 | 南昌航空大学 | A kind of composite material with high thermal conductivity interface phase incompletely covering and its preparation method and test method |
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