CN105002401A - Automobile component made of tough self-lubricating composite aluminum alloy doped with nanometer calcium fluoride and casting technology thereof - Google Patents
Automobile component made of tough self-lubricating composite aluminum alloy doped with nanometer calcium fluoride and casting technology thereof Download PDFInfo
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- CN105002401A CN105002401A CN201510377994.3A CN201510377994A CN105002401A CN 105002401 A CN105002401 A CN 105002401A CN 201510377994 A CN201510377994 A CN 201510377994A CN 105002401 A CN105002401 A CN 105002401A
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- Prior art keywords
- calcium fluoride
- nanometer calcium
- nano calcium
- aluminum alloy
- tough
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- WUKWITHWXAAZEY-UHFFFAOYSA-L calcium difluoride Chemical compound [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 title claims abstract description 24
- 229910001634 calcium fluoride Inorganic materials 0.000 title claims abstract description 24
- 229910000838 Al alloy Inorganic materials 0.000 title claims abstract description 23
- 238000005266 casting Methods 0.000 title claims abstract description 9
- 238000005516 engineering process Methods 0.000 title abstract description 3
- 239000002131 composite material Substances 0.000 title abstract 3
- 239000000463 material Substances 0.000 claims abstract description 12
- 238000000034 method Methods 0.000 claims description 8
- 238000002156 mixing Methods 0.000 claims description 7
- 229910021392 nanocarbon Inorganic materials 0.000 claims description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 6
- 238000007670 refining Methods 0.000 claims description 6
- 229910052782 aluminium Inorganic materials 0.000 claims description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 5
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 3
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 claims description 3
- 238000013019 agitation Methods 0.000 claims description 3
- 239000004411 aluminium Substances 0.000 claims description 3
- 239000003795 chemical substances by application Substances 0.000 claims description 3
- 239000012467 final product Substances 0.000 claims description 3
- 239000012535 impurity Substances 0.000 claims description 3
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 229910052749 magnesium Inorganic materials 0.000 claims description 3
- 239000011777 magnesium Substances 0.000 claims description 3
- 229910052748 manganese Inorganic materials 0.000 claims description 3
- 239000011572 manganese Substances 0.000 claims description 3
- 238000010907 mechanical stirring Methods 0.000 claims description 3
- 238000010309 melting process Methods 0.000 claims description 3
- 239000011268 mixed slurry Substances 0.000 claims description 3
- 229910052759 nickel Inorganic materials 0.000 claims description 3
- 239000000843 powder Substances 0.000 claims description 3
- 239000002994 raw material Substances 0.000 claims description 3
- 238000007493 shaping process Methods 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 3
- 238000007601 warm air drying Methods 0.000 claims description 3
- 239000000956 alloy Substances 0.000 abstract description 6
- 229910052751 metal Inorganic materials 0.000 abstract description 4
- 239000002184 metal Substances 0.000 abstract description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract description 3
- 229910052799 carbon Inorganic materials 0.000 abstract description 3
- 230000004927 fusion Effects 0.000 abstract 1
- 230000001050 lubricating effect Effects 0.000 abstract 1
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000002860 competitive effect Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 239000002105 nanoparticle Substances 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
- 230000003245 working effect Effects 0.000 description 1
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- Manufacture Of Alloys Or Alloy Compounds (AREA)
Abstract
The invention relates to the technical field of aluminum alloy automobile components, and more specifically relates to an automobile component made of tough self-lubricating composite aluminum alloy doped with nanometer calcium fluoride and a casting technology thereof. A composite material for the component is a conventional aluminium alloy material which is added with nanometer calcium fluoride whose surface is coated with nanometer carbon sol, after the processing, the nanometer calcium fluoride maintains complete structure characteristics, and the nanometer carbon adhered to the surface of nanometer calcium fluoride improves wettability of nanometer calcium fluoride in metal melt, so that material performance are effectively improved, simultaneously metal fusion is promoted, and castability is improved, or the like. The prepared alloy material has the advantages of excellent intensity and toughness, low thermal expansion coefficient, and good self lubricating performance. The component casted by using the aluminium alloy material has the advantages of low weight, high durability and wide application prospect.
Description
Technical field
The present invention relates to aluminium alloy automobile component technical field, be specifically related to a kind of tough and tensile self lubricity Al-alloy automobile component and casting technique thereof of blending nano calcium fluoride.
Background technology
Automobile is made up of tens0000 component, and wherein major part is metallic substance, and the lightweight of automobile component, safe and economized realize the modern basic condition of automobile, is also the only way of improving automobile competitive capacity.Aluminium alloy has that specific tenacity is high, fine corrosion resistance, be easy to be shaped, easier regeneration, have the advantage that the materials such as traditional cast iron, steel are incomparable, therefore, the component manufactured by aluminium alloy are in recent years widely used in the automotive industry gradually.
China has become the fifth-largest automotive industry state in the world, but the average aluminum amount of China's automobile still exists larger difference compared with other developed countries, and performance and the production technique of exploitation further, in-depth aluminium alloy just seem particularly important.
Summary of the invention
The object of the invention is to, provide a kind of tough and tensile self lubricity Al-alloy automobile component and casting technique thereof of blending nano calcium fluoride, to achieve these goals, the technical solution used in the present invention is as follows:
A kind of tough and tensile self lubricity Al-alloy automobile component of blending nano calcium fluoride, it is characterized in that, this aluminum alloy spare part material is made up of the raw material of following weight part: aluminium 90-100, magnesium 2-3, nickel 0.3-0.4, iron 1.5-2, manganese 0.2-0.3, nano calcium fluoride 2-3, solid content are nano carbon sol 8-10, impurity≤0.01 of 20-25%.
The casting technique of the tough and tensile self lubricity Al-alloy automobile component of described a kind of blending nano calcium fluoride is:
(1) first nano calcium fluoride is dropped in nano carbon sol, ultrasonic agitation makes nano calcium fluoride dispersed in colloidal sol, subsequently by mixed slurry through warm air drying, completely remove moisture naturally cool to room temperature, again gained powder is heated to 750-800 DEG C subsequently, constant temperature is for subsequent use;
(2) other leftover materials are mixed, drop in resistance furnace, be heated to 750-800 DEG C of melting process, then step (1) gained material is dropped in aluminium alloy, after mechanical stirring 30-35min, add refining agent, after refining treatment terminates, melt cast is shaping, to obtain final product.
Beneficial effect: the present invention with the addition of the nano calcium fluoride of Surface coating nano carbon sol in conventional aluminum alloys material, nano calcium fluoride after processing like this not only maintains complete structural performance, its surface is also stained with nano-sized carbon, improve the wetting property of itself and molten metal, thus improve the performance of material more efficiently, promote metal melting in addition simultaneously, improve the advantages such as castability, the alloy material prepared has excellent intensity and toughness, thermal expansivity is low, self-lubricating property is good, this aluminum alloy materials is cast the component obtained and is had lightweight, long-lived advantage, has application prospect.
Embodiment
Embodiment
The aluminum alloy spare part of the present embodiment is made up of the raw material of following weight part: aluminium 95, magnesium 2.5, nickel 0.3, iron 1.8, manganese 0.3, nano calcium fluoride 3, solid content are nano carbon sol 10, impurity≤0.01 of 20%.
Its casting technique is:
(1) first nano calcium fluoride is dropped in nano carbon sol, ultrasonic agitation makes nano calcium fluoride dispersed in colloidal sol, subsequently by mixed slurry through warm air drying, completely remove moisture naturally cool to room temperature, again gained powder is heated to 750 DEG C subsequently, constant temperature is for subsequent use;
(2) other leftover materials are mixed, drop in resistance furnace, be heated to 750 DEG C of melting process, then step (1) gained material is dropped in aluminium alloy, after mechanical stirring 30min, add refining agent, after refining treatment terminates, melt cast is shaping, to obtain final product.
The obtained alloy of the present embodiment is materialsed and is carried out the performance test results and be: tensile strength: 348MPa, unit elongation: 15.3%, hardness: 136HB.This batch of component work-ing life, comparatively conventional aluminum alloyed components on average promoted more than 20%.
Claims (2)
1. the tough and tensile self lubricity Al-alloy automobile component of a blending nano calcium fluoride, it is characterized in that, this component material is made up of the raw material of following weight part: aluminium 90-100, magnesium 2-3, nickel 0.3-0.4, iron 1.5-2, manganese 0.2-0.3, nano calcium fluoride 2-3, solid content are nano carbon sol 8-10, impurity≤0.01 of 20-25%.
2. the casting technique of the tough and tensile self lubricity Al-alloy automobile component of a kind of blending nano calcium fluoride as claimed in claim 1, it is characterized in that, described casting technique is:
(1) first nano calcium fluoride is dropped in nano carbon sol, ultrasonic agitation makes nano calcium fluoride dispersed in colloidal sol, subsequently by mixed slurry through warm air drying, completely remove moisture naturally cool to room temperature, again gained powder is heated to 750-800 DEG C subsequently, constant temperature is for subsequent use;
(2) other leftover materials are mixed, drop in resistance furnace, be heated to 750-800 DEG C of melting process, again step (1) gained material is dropped in aluminium alloy, refining agent is added after mechanical stirring 30-35min, after refining treatment terminates, melt cast is shaping, to obtain final product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510377994.3A CN105002401A (en) | 2015-06-29 | 2015-06-29 | Automobile component made of tough self-lubricating composite aluminum alloy doped with nanometer calcium fluoride and casting technology thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510377994.3A CN105002401A (en) | 2015-06-29 | 2015-06-29 | Automobile component made of tough self-lubricating composite aluminum alloy doped with nanometer calcium fluoride and casting technology thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105002401A true CN105002401A (en) | 2015-10-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510377994.3A Pending CN105002401A (en) | 2015-06-29 | 2015-06-29 | Automobile component made of tough self-lubricating composite aluminum alloy doped with nanometer calcium fluoride and casting technology thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105002401A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86108354A (en) * | 1985-11-14 | 1987-06-17 | 帝国化学工业公司 | Fiber strengthened metal-base composites |
| JPS634031A (en) * | 1986-06-23 | 1988-01-09 | Sumitomo Electric Ind Ltd | Manufacturing method for wear-resistant alloys |
| CN101629258A (en) * | 2008-07-15 | 2010-01-20 | 太仓沪北特种铝材有限公司 | Excellent RE-containing cast aluminum alloy material for automobile parts and method for manufacturing same |
| CN103305726A (en) * | 2013-06-26 | 2013-09-18 | 苏州金仓合金新材料有限公司 | Method for preparing nanoscale silicon carbide aluminum alloy bar |
| CN104388758A (en) * | 2014-10-24 | 2015-03-04 | 苏州莱特复合材料有限公司 | Self-lubrication material for aluminum base solid of powder metallurgy |
-
2015
- 2015-06-29 CN CN201510377994.3A patent/CN105002401A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86108354A (en) * | 1985-11-14 | 1987-06-17 | 帝国化学工业公司 | Fiber strengthened metal-base composites |
| JPS634031A (en) * | 1986-06-23 | 1988-01-09 | Sumitomo Electric Ind Ltd | Manufacturing method for wear-resistant alloys |
| CN101629258A (en) * | 2008-07-15 | 2010-01-20 | 太仓沪北特种铝材有限公司 | Excellent RE-containing cast aluminum alloy material for automobile parts and method for manufacturing same |
| CN103305726A (en) * | 2013-06-26 | 2013-09-18 | 苏州金仓合金新材料有限公司 | Method for preparing nanoscale silicon carbide aluminum alloy bar |
| CN104388758A (en) * | 2014-10-24 | 2015-03-04 | 苏州莱特复合材料有限公司 | Self-lubrication material for aluminum base solid of powder metallurgy |
Non-Patent Citations (1)
| Title |
|---|
| 肖开学: "《实用设备润滑与密封技术问答》", 31 December 1999 * |
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Application publication date: 20151028 |
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