CN107653384A - A kind of preparation method of in-situ preparation nickel aluminide enhancing Cu-base composites - Google Patents
A kind of preparation method of in-situ preparation nickel aluminide enhancing Cu-base composites Download PDFInfo
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- CN107653384A CN107653384A CN201710767764.7A CN201710767764A CN107653384A CN 107653384 A CN107653384 A CN 107653384A CN 201710767764 A CN201710767764 A CN 201710767764A CN 107653384 A CN107653384 A CN 107653384A
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/02—Making non-ferrous alloys by melting
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/02—Making non-ferrous alloys by melting
- C22C1/03—Making non-ferrous alloys by melting using master alloys
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/10—Alloys containing non-metals
- C22C1/1036—Alloys containing non-metals starting from a melt
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/10—Alloys containing non-metals
- C22C1/1036—Alloys containing non-metals starting from a melt
- C22C1/1057—Reactive infiltration
- C22C1/1063—Gas reaction, e.g. lanxide
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C32/00—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ
- C22C32/0047—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ with carbides, nitrides, borides or silicides as the main non-metallic constituents
- C22C32/0068—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ with carbides, nitrides, borides or silicides as the main non-metallic constituents only nitrides
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C9/00—Alloys based on copper
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
- C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
- C22F1/08—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of copper or alloys based thereon
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Abstract
A kind of preparation method of in-situ preparation nickel aluminide enhancing Cu-base composites, belongs to metal material field, preparation method is as follows：Prepared by matrix material, prepared by alloy material, fusion smelting, the step such as in-situ preparation, and the copper alloy of preparation has the advantages that conductive effect is high, mechanical property is strong.
Description
Technical field
The present invention relates to financial field of smelting, a kind of specifically in-situ preparation nickel aluminide enhancing Cu-base composites
Preparation method.
Background technology
Copper alloy（copper alloy ）The alloy being made up of using fine copper the one or more of other elements of matrix addition.
Fine copper is also known as red copper in Zi Hong Se ﹐.Fine copper density is that 8.96 ﹐ fusing points are that there is 1083 DEG C ﹐ excellent Dao electricity ﹑ Dao Re ﹑ to prolong
Malleability and corrosion resistance.It is mainly used in making and generates electricity Ji ﹑ Mu Xian ﹑ electricity Lan ﹑ Kai and close electrotechnical apparatus and the heat exchange such as Zhuan Zhi ﹑ transformers
The heat conduction equipments such as the flat plate collector of Qi ﹑ Guan Dao ﹑ solar heat collectors.Conventional copper alloy is divided into Huang Tong ﹑ Qing Tong ﹑ copper-nickel alloys 3
Major class.
And strengthened adding ceramics into metal at present, it has been effectively combined ceramics and metal a little, preparation
Metal has the advantages that rigidity is big, intensity is high, processing characteristics is good.Existing ceramics enhancing is mainly aluminium, is being difficult to obtain on copper
To application, essentially consist among in-situ preparation process, enhancing ceramics are difficult to generate, and use machinery generation ceramal, its copper
Alloy property is again bad.
The content of the invention
It is an object of the invention to：For above-mentioned problem, there is provided a kind of in-situ preparation nickel aluminide enhancing is copper-based multiple
The preparation method of condensation material, physical property enhancing is carried out to copper using metallic compound, preparation method is as follows：
Step 1: it is prepared by matrix material, the raw material that described matrix material is made up of fine aluminium, fine copper；
Step 2 weighs nickel powder and mixed successively with absolute ethyl alcohol and propyl alcohol, then mechanical agitation respectively, is then heated to ethanol and third
Alcoholic solution all volatilizees, and obtains nickel powder；
It is placed in Step 3: matrix material in step 1 is put into crucible in melting resistance furnace, while indifferent gas is filled with into stove
Body is protected, and melting 5 ~ 20 minutes, is subsequently added into described alloy gross mass under conditions of being 700 ~ 950 DEG C in smelting temperature
0.01% ~ 2.1% carbon trichloride refines 5 ~ 20 minutes；
Step 4: the nickel powder that addition step 2 obtains in crucible melting 5 ~ 20 minutes under conditions of 700 ~ 950 DEG C, so
It is applied to afterwards using water cooling ultrasonic head in melting matrix alloy, continual application ultrasonic wave 1 ~ 10 minute；Stand 5 ~ 20
Skimmed after minute, finally casting obtains nickel aluminide enhancing Cu-base composites；
Step 5: the composite after above-mentioned processing is subjected to hot extrusion；
Step 6：Hot rolling treatment is carried out more than recrystallization temperature；
Step 7：Alloy after step 6 is subjected to solution treatment.
As an improvement, described fine aluminium be using the purified aluminum after vacuum heat-treating method, purity be at least 99.99% with
On.
As an improvement, the application frequency of ultrasonic wave is 20 ~ 80 KHzs, amplitude is 20 ~ 50 microns.
As an improvement, the weight of aluminium is accounted between 10%-15% in matrix material.
As an improvement, described step is a kind of to add intermediate alloy, described intermediate alloy is aluminum bronze intermediate alloy, aluminium manganese
The raw material of intermediate alloy composition.
As an improvement, described aluminum bronze intermediate alloy aluminium and the mass ratio of copper are 1:1, the matter of aluminium manganese intermediate alloy aluminium and manganese
Amount is than being 1:1.
As an improvement, the weight ratio that intermediate alloy raw material accounts for matrix material is 20%.
As an improvement, described inert gas is helium, one or two kinds of mixtures of argon gas.
As an improvement, described inert gas carries out the pre-heat treatment before addition.
As an improvement, contain nitrogen in described inert gas, and described nitrogen and nickel production nickel oxide, described inertia
Chemical reaction generation nickel oxide occurs for the nickel in the nitrogen and melt in gas, and the nickel oxide produced is dispersed in matrix
In, described nickel oxide is three nickel of nitridation, contains certain ammonia preferably in inert gas in inert gas, specifically
Content volume number is in 10%-50%.
Composite technology prepared by the present invention is simple, single sintering cleaning, it is prepared reinforcing copper have good electrical and
Mechanical property.The relative density for the reinforcing copper products that the present invention is prepared is up to 99%, and conductance is up to 95%, and hardness is up to
141HV, tensile strength are up to 403MPa, have very excellent combination property.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to embodiments, to the present invention
It is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not used to
Limit the present invention.
Specific embodiment 1：A kind of in-situ preparation nickel aluminide strengthens Cu-base composites, and preparation method is as follows：
Step 1: it is prepared by matrix material, the raw material that described matrix material is made up of fine aluminium, fine copper；
Step 2 weighs nickel powder and mixed successively with absolute ethyl alcohol and propyl alcohol, then mechanical agitation respectively, is then heated to ethanol and third
Alcoholic solution all volatilizees, and obtains nickel powder；
It is placed in Step 3: matrix material in step 1 is put into crucible in melting resistance furnace, while indifferent gas is filled with into stove
Body is protected, and melting 12 minutes, is subsequently added into described alloy gross mass under conditions of being 1000 DEG C in smelting temperature
0.05% carbon trichloride refines 5 ~ 20 minutes；
Step 4: the nickel powder that addition step 2 obtains in crucible melting 12 minutes under conditions of 820 DEG C, then using water
Cold ultrasonic head is applied in melting matrix alloy, continual application ultrasonic wave 1 ~ 10 minute；Stand 5 ~ 20 minutes it
After skim, finally casting obtain nickel aluminide enhancing Cu-base composites；
Step 5: the composite after above-mentioned processing is subjected to hot extrusion；
Step 6：Hot rolling treatment is carried out more than recrystallization temperature；
Step 7：Alloy after step 6 is subjected to solution treatment.
Described fine aluminium is to be at least more than 99.99% using the purified aluminum after vacuum heat-treating method, purity.Ultrasonic wave
Application frequency be 20-80 KHzs, amplitude be 20 ~ 50 microns.The weight of aluminium accounts for 10% in matrix material.Described step
One kind adds intermediate alloy, and described intermediate alloy is aluminum bronze intermediate alloy, the raw material of aluminium manganese intermediate alloy composition.Described aluminium
The mass ratio of copper intermediate alloy aluminium and copper is 1:1, the mass ratio of aluminium manganese intermediate alloy aluminium and manganese is 1:1.Intermediate alloy raw material accounts for
The weight ratio of matrix material is 20%.
Described inert gas is helium, one or two kinds of mixtures of argon gas.Inert gas carries out pre- before addition
Heat treatment.Contain nitrogen, described nitrogen and nickel production nickel oxide in described inert gas.
Specific embodiment 2：A kind of in-situ preparation nickel aluminide strengthens Cu-base composites, and preparation method is as follows：
Step 1: it is prepared by matrix material, the raw material that described matrix material is made up of fine aluminium, fine copper；
Step 2 weighs nickel powder and mixed successively with absolute ethyl alcohol and propyl alcohol, then mechanical agitation respectively, is then heated to ethanol and third
Alcoholic solution all volatilizees, and obtains nickel powder；
It is placed in Step 3: matrix material in step 1 is put into crucible in melting resistance furnace, while indifferent gas is filled with into stove
Body is protected, and melting 11 minutes, is subsequently added into the six of described alloy gross mass 1% under conditions of being 800 DEG C in smelting temperature
Chloroethanes refines 5-20 minutes；
Step 4: the nickel powder that addition step 2 obtains in crucible melting 5 ~ 20 minutes under conditions of 700 ~ 950 DEG C, so
It is applied to afterwards using water cooling ultrasonic head in melting matrix alloy, continual application ultrasonic wave 1 ~ 10 minute；Stand 5 ~ 20
Skimmed after minute, finally casting obtains nickel aluminide enhancing Cu-base composites；
Step 5: the composite after above-mentioned processing is subjected to hot extrusion；
Step 6：Hot rolling treatment is carried out more than recrystallization temperature；
Step 7：Alloy after step 6 is subjected to solution treatment.
Described fine aluminium is to be at least more than 99.99% using the purified aluminum after vacuum heat-treating method, purity.Ultrasonic wave
Application frequency be 20 ~ 80 KHzs, amplitude be 20 ~ 50 microns.The weight of aluminium accounts for 15% in matrix material.Described step
A kind of rapid addition intermediate alloy, described intermediate alloy are aluminum bronze intermediate alloy, the raw material of aluminium manganese intermediate alloy composition.Described
The mass ratio of aluminum bronze intermediate alloy aluminium and copper is 1:1, the mass ratio of aluminium manganese intermediate alloy aluminium and manganese is 1:1.Intermediate alloy raw material
The weight ratio for accounting for matrix material is 20%.
Described inert gas is helium, one or two kinds of mixtures of argon gas.Inert gas carries out pre- before addition
Heat treatment.Contain nitrogen, described nitrogen and nickel production nickel oxide in described inert gas.
Specific embodiment 1：A kind of in-situ preparation nickel aluminide strengthens Cu-base composites, and preparation method is as follows：
Step 1: it is prepared by matrix material, the raw material that described matrix material is made up of fine aluminium, fine copper；
Step 2 weighs nickel powder and mixed successively with absolute ethyl alcohol and propyl alcohol, then mechanical agitation respectively, is then heated to ethanol and third
Alcoholic solution all volatilizees, and obtains nickel powder；
It is placed in Step 3: matrix material in step 1 is put into crucible in melting resistance furnace, while indifferent gas is filled with into stove
Body is protected, and melting 15 minutes, is subsequently added into described alloy gross mass 1.5% under conditions of being 800 DEG C in smelting temperature
Carbon trichloride refines 5 ~ 20 minutes；
Step 4: the nickel powder that addition step 2 obtains in crucible melting 5-20 minutes under conditions of 900 DEG C, then use
Water cooling ultrasonic head is applied in melting matrix alloy, continual application ultrasonic wave 1-20 minutes；Stand 5 ~ 20 minutes
Skim afterwards, finally casting obtains nickel aluminide enhancing Cu-base composites；
Step 5: the composite after above-mentioned processing is subjected to hot extrusion；
Step 6：Hot rolling treatment is carried out more than recrystallization temperature；
Step 7：Alloy after step 6 is subjected to solution treatment.
Described fine aluminium is to be at least more than 99.99% using the purified aluminum after vacuum heat-treating method, purity.Ultrasonic wave
Application frequency be 20 ~ 80 KHzs, amplitude be 20 ~ 50 microns.The weight of aluminium accounts for 12% in matrix material.Described step
A kind of rapid addition intermediate alloy, described intermediate alloy are aluminum bronze intermediate alloy, the raw material of aluminium manganese intermediate alloy composition.Described
The mass ratio of aluminum bronze intermediate alloy aluminium and copper is 1:1, the mass ratio of aluminium manganese intermediate alloy aluminium and manganese is 1:1.Intermediate alloy raw material
The weight ratio for accounting for matrix material is 20%.
Described inert gas is helium, one or two kinds of mixtures of argon gas.Inert gas carries out pre- before addition
Heat treatment.Contain nitrogen, described nitrogen and nickel production nickel oxide in described inert gas.
Specific embodiment 1：A kind of in-situ preparation nickel aluminide strengthens Cu-base composites, and preparation method is as follows：
Step 1: it is prepared by matrix material, the raw material that described matrix material is made up of fine aluminium, fine copper；
Step 2 weighs nickel powder and mixed successively with absolute ethyl alcohol and propyl alcohol, then mechanical agitation respectively, is then heated to ethanol and third
Alcoholic solution all volatilizees, and obtains nickel powder；
It is placed in Step 3: matrix material in step 1 is put into crucible in melting resistance furnace, while indifferent gas is filled with into stove
Body is protected, and melting 20 minutes, is subsequently added into described alloy gross mass 0.01% under conditions of being 700 DEG C in smelting temperature
Carbon trichloride refining 5-20 minutes；
Step 4: the nickel powder that addition step 2 obtains in crucible melting 5 ~ 20 minutes under conditions of 700 ~ 950 DEG C, so
It is applied to afterwards using water cooling ultrasonic head in melting matrix alloy, continual application ultrasonic wave 1 ~ 10 minute；Stand 5 ~ 20
Skimmed after minute, finally casting obtains nickel aluminide enhancing Cu-base composites；
Step 5: the composite after above-mentioned processing is subjected to hot extrusion；
Step 6：Hot rolling treatment is carried out more than recrystallization temperature；
Step 7：Alloy after step 6 is subjected to solution treatment.
Described fine aluminium is to be at least more than 99.99% using the purified aluminum after vacuum heat-treating method, purity.Ultrasonic wave
Application frequency be 20 ~ 80 KHzs, amplitude be 20 ~ 50 microns.The weight of aluminium accounts for 15% in matrix material.Described step
A kind of rapid addition intermediate alloy, described intermediate alloy are aluminum bronze intermediate alloy, the raw material of aluminium manganese intermediate alloy composition.Described
The mass ratio of aluminum bronze intermediate alloy aluminium and copper is 1:1, the mass ratio of aluminium manganese intermediate alloy aluminium and manganese is 1:1.Intermediate alloy raw material
The weight ratio for accounting for matrix material is 20%.
Described inert gas is helium, one or two kinds of mixtures of argon gas.Inert gas carries out pre- before addition
Heat treatment.Contain nitrogen, described nitrogen and nickel production nickel oxide in described inert gas.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
All any modification, equivalent and improvement made within refreshing and principle etc., should be included in the scope of the protection.
Claims (10)
1. a kind of preparation method of in-situ preparation nickel aluminide enhancing Cu-base composites, it is characterised in that preparation method is as follows：
Step 1: it is prepared by matrix material, the raw material that described matrix material is made up of fine aluminium, fine copper；
Step 2 weighs nickel powder and mixed successively with absolute ethyl alcohol and propyl alcohol, then mechanical agitation respectively, is then heated to ethanol and third
Alcoholic solution all volatilizees, and obtains nickel powder；
It is placed in Step 3: matrix material in step 1 is put into crucible in melting resistance furnace, while indifferent gas is filled with into stove
Body is protected, and melting 5 ~ 20 minutes, is subsequently added into described alloy gross mass under conditions of being 700 ~ 950 DEG C in smelting temperature
0.01% ~ 2.1% carbon trichloride refines 5 ~ 20 minutes；
Step 4: the nickel powder that addition step 2 obtains in crucible melting 5 ~ 20 minutes under conditions of 700 ~ 950 DEG C, so
It is applied to afterwards using water cooling ultrasonic head in melting matrix alloy, continual application ultrasonic wave 1 ~ 10 minute；Stand 5 ~ 20
Skimmed after minute, finally casting obtains nickel aluminide enhancing Cu-base composites；
Step 5: the composite after above-mentioned processing is subjected to hot extrusion；
Step 6：Hot rolling treatment is carried out more than recrystallization temperature；
Step 7：Alloy after step 6 is subjected to solution treatment.
2. the preparation method of in-situ preparation nickel aluminide enhancing Cu-base composites according to claim 1, it is characterised in that
Described fine aluminium is to be at least more than 99.99% using the purified aluminum after vacuum heat-treating method, purity.
3. the preparation method of in-situ preparation nickel aluminide enhancing Cu-base composites according to claim 2, it is characterised in that
The application frequency of ultrasonic wave is 20 ~ 80 KHzs, amplitude is 20 ~ 50 microns.
4. the preparation method of in-situ preparation nickel aluminide enhancing Cu-base composites according to claim 3, it is characterised in that
The weight of aluminium is accounted between 10%-15% in matrix material.
5. the preparation method of in-situ preparation nickel aluminide enhancing Cu-base composites according to claim 4, it is characterised in that
Described step is a kind of to add intermediate alloy, and described intermediate alloy is aluminum bronze intermediate alloy, the original of aluminium manganese intermediate alloy composition
Material.
6. the preparation method of in-situ preparation nickel aluminide enhancing Cu-base composites according to claim 5, it is characterised in that
Described aluminum bronze intermediate alloy aluminium and the mass ratio of copper are 1:1, the mass ratio of aluminium manganese intermediate alloy aluminium and manganese is 1:1.
7. in-situ preparation nickel aluminide according to claim 6 strengthens Cu-base composites, it is characterised in that intermediate alloy is former
The weight ratio that material accounts for matrix material is 20%.
8. in-situ preparation nickel aluminide according to claim 7 strengthens Cu-base composites, it is characterised in that described inertia
Gas is helium, one or two kinds of mixtures of argon gas.
9. in-situ preparation nickel aluminide according to claim 8 strengthens Cu-base composites, it is characterised in that described is lazy
Property gas carries out the pre-heat treatment before addition.
10. in-situ preparation nickel aluminide according to claim 9 strengthens Cu-base composites, it is characterised in that described is lazy
Property gas in contain nitrogen, described nitrogen and nickel production nickel oxide.
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5295531A (en) * | 1976-02-06 | 1977-08-11 | Olin Corp | Precipitation hardened spinodal copper based alloy and method of obtaining it |
| CN1865465A (en) * | 2006-06-19 | 2006-11-22 | 东北大学 | Method and device for preparing gradient composite material using high intensity gradient magnetic field |
| CN103328665A (en) * | 2010-12-13 | 2013-09-25 | 日本精线株式会社 | Copper alloy and method for producing copper alloy |
| CN104878272A (en) * | 2015-04-03 | 2015-09-02 | 中国科学院兰州化学物理研究所 | Nickel aluminum/copper oxide high-temperature self-lubricating composite material and preparation method thereof |
-
2017
- 2017-08-31 CN CN201710767764.7A patent/CN107653384A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5295531A (en) * | 1976-02-06 | 1977-08-11 | Olin Corp | Precipitation hardened spinodal copper based alloy and method of obtaining it |
| CN1865465A (en) * | 2006-06-19 | 2006-11-22 | 东北大学 | Method and device for preparing gradient composite material using high intensity gradient magnetic field |
| CN103328665A (en) * | 2010-12-13 | 2013-09-25 | 日本精线株式会社 | Copper alloy and method for producing copper alloy |
| CN104878272A (en) * | 2015-04-03 | 2015-09-02 | 中国科学院兰州化学物理研究所 | Nickel aluminum/copper oxide high-temperature self-lubricating composite material and preparation method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 陶世平: "Cu-Ni-Al合金相图富Cu端合金的析出相表征", 《金属热处理》 * |
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