CN106591830B - A kind of composite powder improving stirring-head abrasion resistance properties - Google Patents
A kind of composite powder improving stirring-head abrasion resistance properties Download PDFInfo
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- CN106591830B CN106591830B CN201611219740.XA CN201611219740A CN106591830B CN 106591830 B CN106591830 B CN 106591830B CN 201611219740 A CN201611219740 A CN 201611219740A CN 106591830 B CN106591830 B CN 106591830B
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- stirring
- head
- abrasion resistance
- resistance properties
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C24/00—Coating starting from inorganic powder
- C23C24/08—Coating starting from inorganic powder by application of heat or pressure and heat
- C23C24/10—Coating starting from inorganic powder by application of heat or pressure and heat with intermediate formation of a liquid phase in the layer
- C23C24/103—Coating with metallic material, i.e. metals or metal alloys, optionally comprising hard particles, e.g. oxides, carbides or nitrides
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C19/00—Alloys based on nickel or cobalt
- C22C19/03—Alloys based on nickel or cobalt based on nickel
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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
- C22C32/001—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 only oxides
- C22C32/0015—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 only oxides with only single oxides as main non-metallic constituents
- C22C32/0026—Matrix based on Ni, Co, Cr or alloys thereof
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- Chemical Kinetics & Catalysis (AREA)
- Powder Metallurgy (AREA)
Abstract
The present invention relates to Friction Stir Welding technical fields, disclose a kind of composite powder for improving stirring-head abrasion resistance properties.Alloyed powder comprises the following raw materials by weight percent: 0.1~1.0wt%Sr, 0.1~3wt%In, 3~8wt%Al, 3~8wt%Ti, 1~5wt%Co, 1~5wt%Mo, 0.05~1.5wt%Er, 0.1~3wt% nano aluminium oxide, 0.1~0.6wt%C, surplus Ni.After alloyed powder of the invention is surface-treated the mixing needle of Friction Stir Welding machine stirring-head, the abrasion resistance properties of mixing needle at a room temperature and a high temperature can be significantly improved, to extend the service life of stirring-head, enterprises production efficiency is improved, reduces enterprise's production cost.
Description
Technical field
The present invention relates to Friction Stir Welding technical field more particularly to it is a kind of improve stirring-head abrasion resistance properties it is compound
Powder.
Background technique
Stirring-head is the key that agitating friction welding technology, is known as the heart of agitating friction weldering.The quality of stirring-head is not only
It determines the performance of friction stir welding, and decides the production cost of agitating friction weldering.Stirring-head is by the shaft shoulder, clamping part
Divide and mixing needle forms.During agitating friction weldering, mixing needle will be rotating at the combination interface of insertion materials to be welded, and
Advance under certain speed along weld seam.Therefore, when agitating friction welds, the working environment of mixing needle is more severe, to wear resistance
Can, especially high-temperature wearable damage performance requirement is high.
Surface treatment is to improve the effective way of the mixing needle abrasion resistance properties of stirring-head.
It is disclosed application No. is the Chinese invention patent of CN201510485188.8 and a kind of improves copper alloy surface performance
Method and apparatus, essence are exactly first to carry out heating in vacuum to copper alloy surface, then pass through mixing yoghurt sufacing
Compressive surface is stirred to the copper alloy surface after heating, forms one layer of hardened layer to improve copper alloy surface performance, simultaneously
Stirring plus milling combined machining method are realized by special stirring-head, not only ensure that the processing quality on surface but also have been substantially increased
Processing efficiency.Workpiece after finally surface is processed is put into grinding mechanism and carries out grinding, obtains the copper alloy compared with finishing
Surface.The stirring-head is equipped with blade, and blade face is equipped with anti-abrasive material layer, main component are as follows: iron 20-30%, titanium 10-
15%, cobalt 5-10%, tungsten 40-60%, vanadium 5-10%, nickel 10-25% and trace rare-earth element 1%.
But above-mentioned anti-abrasive material layer is provided on blade, is not used to stirring for Friction Stir Welding machine stirring-head
Mix wire surface processing.
Summary of the invention
In order to solve the above-mentioned technical problems, the present invention provides a kind of composite powders for improving stirring-head abrasion resistance properties.
After alloyed powder of the invention is surface-treated the mixing needle of Friction Stir Welding machine stirring-head, mixing needle can be significantly improved
Abrasion resistance properties at a room temperature and a high temperature improve enterprises production efficiency to extend the service life of stirring-head, reduce enterprise
Production cost.
The specific technical proposal of the invention is: a kind of composite powder for improving stirring-head abrasion resistance properties, by following weight
The raw material of percentage forms: 0.1~1.0wt%Sr, 0.1~3wt%In, 3~8wt%Al, 3~8wt%Ti, 1~5wt%
Co, 1~5wt%Mo, 0.05~1.5wt%Er, 0.1~3wt% nano aluminium oxide, 0.1~0.6wt%C, surplus Ni.
The present invention has carried out stringent regulation to the content of each element in alloyed powder, is uniformly mixed composite powder using preceding,
The modes such as ultrasonic vibration, mechanical ball mill can be used, be dispersed in nano aluminium oxide in alloyed powder, to improve laser cladding table
The modified effect of finishing coat.After being surface-treated by way of laser cladding to the mixing needle of stirring-head with the alloyed powder,
The abrasion resistance properties of mixing needle at a room temperature and a high temperature can be significantly improved, to extend the service life of stirring-head.Wherein, exist
In alloyed powder:
The main function of strontium (Sr) is the high-temperature oxidation resistance for improving surface-treatment coatings, and the high temperature for enhancing stirring-head is resistance to
Polishing machine.
The main function of indium (In) is the toughness for improving surface-treatment coatings.
The main function of aluminium (Al) and titanium (Ti) is to form intermetallic compound, realizes precipitation strength.
The main function of cobalt (Co) is to realize intercrystalline strengthening.
The main function of molybdenum (Mo) is that surface-treatment coatings is made to keep enough intensity and creep resisting ability at high temperature.
The main function of erbium (Er) is the toughness and abrasion resistance properties for improving surface-treatment coatings.
The main function of nano aluminium oxide is the abrasion resistance properties for improving surface-treatment coatings.
The main function of carbon (C) is the carbide for obtaining high rigidity, forms dispersion strengthening phase, further increases surface treatment
The abrasion resistance properties of coating.
Preferably, raw material group of the composite powder of above-mentioned raising stirring-head abrasion resistance properties by following weight percent
At:
0.15~0.85wt%Sr, 0.35~2.65wt%In, 3.5~7.5wt%Al, 3.5~7.5wt%Ti, 1.5~
4.5wt%Co, 1.5~4.5wt%Mo, 0.1~1.3wt%Er, 0.5~2.5wt% nano aluminium oxide, 0.15~0.55wt%
C, surplus is Ni.
Preferably, raw material group of the composite powder of above-mentioned raising stirring-head abrasion resistance properties by following weight percent
At:
0.2~0.8wt%Sr, 0.5~2.5wt%In, 4~7wt%Al, 4~7wt%Ti, 2~4wt%Co, 2~
4wt%Mo, 0.15~1.25wt%Er, 0.55~2.2wt% nano aluminium oxide, 0.2~0.5wt%C, surplus Ni.
Preferably, the stirring-head being surface-treated described in the alloyed powder is by hot die steel, tungsten-rhenium alloy, high speed
Steel composition.
Preferably, the alloyed powder is surface-treated the mixing needle of stirring-head by way of laser cladding.
It is compared with the prior art, the beneficial effects of the present invention are: alloyed powder of the invention stirs Friction Stir Welding machine
After the mixing needle of head is surface-treated, the abrasion resistance properties of mixing needle at a room temperature and a high temperature can be significantly improved, to prolong
The service life of long stirring-head improves enterprises production efficiency, reduces enterprise's production cost.
Specific embodiment
The present invention will be further described with reference to the examples below.
Embodiment 1
A kind of composite powder improving stirring-head abrasion resistance properties, comprises the following raw materials by weight percent:
0.55wt%Sr, 1.55wt%In, 5.5wt%Al, 5.5wt%Ti, 3wt%Co, 3wt%Mo, 0.8wt%Er,
1.55wt% nano aluminium oxide, 0.35wt%C, surplus Ni.
Embodiment 2
A kind of composite powder improving stirring-head abrasion resistance properties, comprises the following raw materials by weight percent:
0.1wt%Sr, 3wt%In, 3wt%Al, 8wt%Ti, 1wt%Co, 5wt%Mo, 0.05wt%Er, 3wt% receive
Rice aluminium oxide, 0.1wt%C, surplus Ni.
Embodiment 3
A kind of composite powder improving stirring-head abrasion resistance properties, comprises the following raw materials by weight percent:
1.0wt%Sr, 0.1wt%In, 8wt%Al, 3wt%Ti, 5wt%Co, 1wt%Mo, 1.5wt%Er, 0.1wt%
Nano aluminium oxide, 0.6wt%C, surplus Ni.
Embodiment 4
A kind of composite powder improving stirring-head abrasion resistance properties, comprises the following raw materials by weight percent:
0.5wt%Sr, 1.5wt%In, 6wt%Al, 6wt%Ti, 3.2wt%Co, 3.2wt%Mo, 0.75wt%Er,
1.35wt% nano aluminium oxide, 0.4wt%C, surplus Ni.
Embodiment 5
A kind of composite powder improving stirring-head abrasion resistance properties, comprises the following raw materials by weight percent:
0.38wt%Sr, 1.9wt%In, 5.2wt%Al, 6.3wt%Ti, 3.1wt%Co, 2.8wt%Mo, 1wt%Er,
1.2wt% nano aluminium oxide, 0.32wt%C, surplus Ni.
Embodiment 6
A kind of composite powder improving stirring-head abrasion resistance properties, comprises the following raw materials by weight percent:
0.56wt%Sr, 1.52wt%In, 6.1wt%Al, 5wt%Ti, 3.5wt%Co, 3.2wt%Mo, 1.1wt%
Er, 1wt% nano aluminium oxide, 0.38wt%C, surplus Ni.
By a kind of composite powder of raising stirring-head abrasion resistance properties of embodiment 1-6 to the mixing needle of H13 steel stirring-head
Laser cladding surface treatment is carried out, performance detection is then carried out.Laser cladding is in HUST-JKR5170 type laser-processing system
Carry out, main technological parameter are as follows: spot diameter 1.5mm, gas flow 14L/min, overlapping rate 36%, laser power 2.5kW,
Scanning speed 5mm/s.Before the mixing needle handled respectively by the alloyed powder laser cladding of embodiment 1-6, with laser cladding processing
Mixing needle, carry out 25 DEG C of room temperatures and the test of 500 DEG C of high temperature friction and wears respectively on same friction wear testing machine.Friction mill
Damage the major parameter of test: abrasion revolving speed 2000r/min, wearing- in period 15min, relative sliding velocity 90mm/min, opposite grinding material
Material is mixing needle bulk material, dry grinding.It is as shown in the table for test data comparing result:
Raw materials used in the present invention, equipment is unless otherwise noted the common raw material, equipment of this field；In the present invention
Method therefor is unless otherwise noted the conventional method of this field.
The above is only presently preferred embodiments of the present invention, is not intended to limit the invention in any way, it is all according to the present invention
Technical spirit any simple modification, change and equivalent transformation to the above embodiments, still fall within the technology of the present invention side
The protection scope of case.
Claims (5)
1. a kind of composite powder for improving stirring-head abrasion resistance properties, it is characterised in that by the raw material group of following weight percent
At: 0.1~1.0wt%Sr, 0.1~3wt%In, 3~8wt%Al, 3~8wt%Ti, 1~5wt%Co, 1~5wt%Mo,
0.05~1.5wt%Er, 0.1~3wt% nano aluminium oxide, 0.1~0.6wt%C, surplus Ni.
2. a kind of composite powder for improving stirring-head abrasion resistance properties as described in claim 1, it is characterised in that by following heavy
Measure percentage raw material composition: 0.15~0.85wt%Sr, 0.35~2.65wt%In, 3.5~7.5wt%Al, 3.5~
7.5wt%Ti, 1.5~4.5wt%Co, 1.5~4.5wt%Mo, 0.1~1.3wt%Er, 0.5~2.5wt% are nano oxidized
Aluminium, 0.15~0.55wt%C, surplus Ni.
3. a kind of composite powder for improving stirring-head abrasion resistance properties as claimed in claim 2, it is characterised in that by following heavy
Measure percentage raw material composition: 0.2~0.8wt%Sr, 0.5~2.5wt%In, 4~7wt%Al, 4~7wt%Ti, 2~
It is 4wt%Co, 2~4wt%Mo, 0.15~1.25wt%Er, 0.55~2.2wt% nano aluminium oxide, 0.2~0.5wt%C, remaining
Amount is Ni.
4. a kind of composite powder for improving stirring-head abrasion resistance properties as described in claim 1, which is characterized in that with described multiple
The stirring-head that powder is surface-treated is closed to be made of one of hot die steel, tungsten-rhenium alloy, high-speed steel.
5. a kind of composite powder for improving stirring-head abrasion resistance properties as described in claim 1, which is characterized in that described compound
Powder is surface-treated the mixing needle of stirring-head by way of laser cladding.
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| CN111001923B (en) * | 2019-11-11 | 2021-06-04 | 航天工程装备（苏州）有限公司 | Surface treatment method for stirring tool |
| CN113308625A (en) * | 2021-05-18 | 2021-08-27 | 广东柳泰焊接科技有限公司 | Composite powder for improving wear resistance of stirring head |
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| JPH0645847B2 (en) * | 1989-10-07 | 1994-06-15 | 財団法人電気磁気材料研究所 | Manufacturing method of wear resistant high permeability alloy. |
| CN100439521C (en) * | 2005-04-19 | 2008-12-03 | 沈阳大陆激光技术有限公司 | Powdery alloy processing material in site by movable laser smelt-coating process |
| CN102168210B (en) * | 2011-04-07 | 2012-07-25 | 杭州博华激光技术有限公司 | Laser cladding technological method and alloy material for laser cladding |
| CN102965664A (en) * | 2012-11-27 | 2013-03-13 | 大连理工大学 | Graphene-reinforced nickel-based composite coating material and laser cladding technology thereof |
| CN103526078A (en) * | 2013-10-22 | 2014-01-22 | 江苏盛伟模具材料有限公司 | Micro-nano oxide particle reinforced high abrasion resistance cobalt-based alloy powder and preparation method thereof |
| CN103521761A (en) * | 2013-10-22 | 2014-01-22 | 江苏盛伟模具材料有限公司 | Micro-nanometer oxide particle reinforced high-abrasion-resistance nickel base alloy powder and preparation method thereof |
| CN103934566B (en) * | 2014-04-29 | 2016-05-04 | 长春三友汽车部件制造有限公司 | A kind of method of the stirring-head wearability that improves agitating friction welding high strength alumin ium alloy |
| CN105463451B (en) * | 2015-11-30 | 2017-12-12 | 西安建筑科技大学 | A kind of method for improving agitating friction weldering stirring-head Wear-resistant, high-temperature resistant performance |
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Address after: 400000 No.2-3, building 6, No.39 Xinggu Road, Jiulongpo District, Chongqing Patentee after: CHONGQING POTENT ELECTRICAL AND MECHANICAL Co.,Ltd. Address before: B108, incubation base, 3 / F, Wanchang international commercial city, 77-1 and 77-4, No. 17, Shiqiaopu Shiyang Road, Jiulongpo District, Chongqing Patentee before: CHONGQING POTENT ELECTRICAL AND MECHANICAL Co.,Ltd. |
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