CN108165797A - A kind of preparation method of Zn-base alloy - Google Patents
A kind of preparation method of Zn-base alloy Download PDFInfo
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- CN108165797A CN108165797A CN201711446708.XA CN201711446708A CN108165797A CN 108165797 A CN108165797 A CN 108165797A CN 201711446708 A CN201711446708 A CN 201711446708A CN 108165797 A CN108165797 A CN 108165797A
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- powder
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- alloy
- internal oxidition
- zinc
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Classifications
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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
- C22C1/1078—Alloys containing non-metals by internal oxidation of material in solid state
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C18/00—Alloys based on zinc
-
- 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
- C22C32/0005—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 at least one oxide and at least one of carbides, nitrides, borides or silicides as the main non-metallic constituents
Abstract
The present invention relates to a kind of preparation methods of Zn-base alloy, are according to parts by weight by zinc powder, tungsten powder, nickel powder, copper powder, boron nitride, yttrium oxide：Then 50 70 parts of zinc powder, 10 20 parts of tungsten powder, 15 30 parts of nickel powder, 15 25 parts of copper powder, 5 15 parts of boron nitride, the ratio mixing that 20 30 parts of yttrium oxide carry out melting under vacuum, molten liquid is carried out atomization forms powder；Gained powder is fitted into progress internal oxidition processing in oxidation furnace, obtains the alloy powder of internal oxidition；The alloy powder of the internal oxidition is subjected to molten refined, Zn-base alloy is made in moulding by casting.The method of the present invention substantially reduces the heating time of material at high temperature, reduces the loss of material, passes through internal oxidition, alloy is made to be uniformly dispersed, improves the consistency of material, simultaneously, by preferred raw material and proportioning, the intensity and mechanical performance of alloy material are significantly improved.
Description
Technical field
The present invention relates to alloy composite materials preparing technical field, especially a kind of preparation method of Zn-base alloy.
Background technology
With the development of science and technology, the application range of mold is more and more wider, for manufacture multi items, small lot or frequently
Change the product mold of shape, it is desirable that there is the characteristics of manufacturing cycle is short, and manufacture difficulty is small and at low cost.Punching block mold manufacturing into
This height, the period is long, and zinc-containing alloy is widely used in manufacturing such mold with its advantage of lower cost.
Kirsite is that the alloy that other elements form is added in by matrix of zinc, and zinc-containing alloy is mainly used for die casting, and zinc-base closes
The die casting product of gold have：Automobile brake piston, seat belt reel the automobiles such as part, automobile radiators grille filler rod, carburetion product
With industrial machineries component such as mechanism part or gear etc..
Requirement of the mold in aspect of performance such as plasticity, hardness, intensity directly cannot be met using metallic zinc, it usually needs
Other metals are added in zinc to improve its physical mechanical property.In the preparation of zinc-containing alloy, after conventional physical blending directly
Fusion method makes alloy be difficult to be uniformly dispersed, and the consistency for leading to zinc-containing alloy is poor, and mechanical performance is also poor.And high-temperature fusion
It is higher to energy and equipment requirement, production cost is caused to greatly improve.
Invention content
The purpose of the present invention is to provide a kind of preparation methods of Zn-base alloy, can reduce production cost, make zinc
Based alloy is uniformly dispersed, and improves its consistency, and improves the intensity of zinc-containing alloy and abrasion resistance and mechanical performance, meanwhile, it should
Method is easy to operate, easy to implement, safe.
The object of the invention to solve the technical problems is realized using following technical scheme.
The preparation method of a kind of Zn-base alloy proposed according to the present invention, includes the following steps：
(1) it is according to parts by weight by zinc powder, tungsten powder, nickel powder, copper powder, boron nitride, yttrium oxide：50-70 parts of zinc powder, tungsten powder
10-20 parts, 15-30 parts of nickel powder, 15-25 parts of copper powder, 5-15 parts of boron nitride, the ratio mixing that 20-30 parts of yttrium oxide, then true
Sky is lower to carry out melting, and molten liquid is carried out atomization forms powder；
(2) powder obtained by step (1) is fitted into progress internal oxidition processing in oxidation furnace, obtains the alloyed powder of internal oxidition
End；
(3) alloy powder of gained internal oxidition is subjected to molten refined, Zn-base alloy is made in moulding by casting.
The object of the invention to solve the technical problems also can be used following technical measures and further realize.
A kind of preparation method of the preparation method of aforementioned Zn-base alloy, wherein, the zinc powder, tungsten powder, nickel powder, copper
Powder, boron nitride, yttrium oxide parts by weight be：65 parts of zinc powder, 12 parts of tungsten powder, 20 parts of nickel powder, 20 parts of copper powder, 13 parts of boron nitride,
26 parts of yttrium oxide.
A kind of preparation method of the preparation method of aforementioned Zn-base alloy, wherein, the cooling of step (1) described atomization
Rate is 105-106K/S。
A kind of preparation method of the preparation method of aforementioned Zn-base alloy, wherein, the temperature of the internal oxidition is
600-700 DEG C, pressure during internal oxidition is 0.5-1MPa, and the time of internal oxidition is 60min.
The present invention has clear advantage and advantageous effect compared with prior art, by above-mentioned technical proposal, the present invention
A kind of preparation method of Zn-base alloy can reach comparable technological progress and practicability, and with the extensive profit in industry
With value, at least there are following advantages：
The method of the present invention substantially reduces the heating time of material at high temperature, reduces the loss of material, by interior
Oxidation, uniformly disperses zinc-containing alloy, improves the consistency of alloy, meanwhile, the present invention is adopted by preferred raw material and proportioning
Raw material can significantly improve the mechanical performances such as the hardness, intensity, abrasion resistance of alloy material, so as to expand zinc-containing alloy material
The application range of material, further improves properties of product.
In conclusion a kind of preparation method of Zn-base alloy of the present invention technically has significant progress, and have
Apparent good effect is really a new and innovative, progressive, practical new design.
Above description is only the general introduction of technical solution of the present invention, in order to better understand the technological means of the present invention,
And it can be implemented in accordance with the contents of the specification, and in order to allow the above and other objects, features and advantages of the present invention can
It is clearer and more comprehensible, special below to lift preferred embodiment, detailed description are as follows.
Description of the drawings
Nothing
Specific embodiment
The technological means and effect taken further to illustrate the present invention to reach predetermined goal of the invention, below in conjunction with
Preferred embodiment, to the preparation method of a kind of Zn-base alloy proposed according to the present invention, specific embodiment, structure,
Feature and its effect are described in detail as after.
The preparation method of the present invention is as follows：
It is according to parts by weight by zinc powder, tungsten powder, nickel powder, copper powder, boron nitride, yttrium oxide：50-70 parts of zinc powder, tungsten powder 10-
20 parts, 15-30 parts of nickel powder, 15-25 parts of copper powder, 5-15 parts of boron nitride, the mixing of the ratio that 20-30 part of yttrium oxide, then 6 ×
10-3Vacuum degree under carry out melting, molten liquid is carried out atomization after melting forms powder, and the cooldown rate of atomization is 105-
106K/S；Gained powder is fitted into oxidation furnace at 600-700 DEG C, pressure is that internal oxidition processing is carried out under 0.5-1MPa
60min obtains the alloy powder of internal oxidition；The alloy powder of gained internal oxidition is subjected to molten refined, zinc is made in moulding by casting
Base alloy material.
Preferably, the zinc powder, tungsten powder, nickel powder, copper powder, boron nitride, yttrium oxide parts by weight be：65 parts of zinc powder, tungsten
12 parts of powder, 20 parts of nickel powder, 20 parts of copper powder, 13 parts of boron nitride, 26 parts of yttrium oxide.
Embodiment 1
It is according to parts by weight by zinc powder, tungsten powder, nickel powder, copper powder, boron nitride, yttrium oxide：70 parts of zinc powder, 20 parts of tungsten powder,
25 parts of nickel powder, 15 parts of copper powder, 5 parts of boron nitride, the ratio mixing that 24 parts of yttrium oxide, then 6 × 10-3Vacuum degree under melted
Molten liquid is carried out atomization after melting and forms powder by refining, and the cooldown rate of atomization is 105K/S；Gained powder is packed into oxygen
Change at 660 DEG C in stove, pressure is to carry out internal oxidition under 1MPa to handle 60min, obtains the alloy powder of internal oxidition；By oxygen in gained
The alloy powder of change carries out molten refined, and Zn-base alloy is made in moulding by casting.
Embodiment 2
It is according to parts by weight by zinc powder, tungsten powder, nickel powder, copper powder, boron nitride, yttrium oxide：50 parts of zinc powder, 18 parts of tungsten powder,
15 parts of nickel powder, 25 parts of copper powder, 15 parts of boron nitride, the ratio mixing that 30 parts of yttrium oxide, then 6 × 10-3Vacuum degree under carry out
Molten liquid is carried out atomization after melting and forms powder by melting, and the cooldown rate of atomization is 106K/S；Gained powder is packed into
At 600 DEG C in oxidation furnace, pressure is to carry out internal oxidition under 0.8MPa to handle 60min, obtains the alloy powder of internal oxidition；By gained
The alloy powder of internal oxidition carries out molten refined, and Zn-base alloy is made in moulding by casting.
Embodiment 3
It is according to parts by weight by zinc powder, tungsten powder, nickel powder, copper powder, boron nitride, yttrium oxide：65 parts of zinc powder, 12 parts of tungsten powder,
20 parts of nickel powder, 20 parts of copper powder, 13 parts of boron nitride, the ratio mixing that 26 parts of yttrium oxide, then 6 × 10-3Vacuum degree under carry out
Molten liquid is carried out atomization after melting and forms powder by melting, and the cooldown rate of atomization is 106K/S；Gained powder is packed into
At 660 DEG C in oxidation furnace, pressure is to carry out internal oxidition under 0.5MPa to handle 60min, obtains the alloy powder of internal oxidition；By gained
The alloy powder of internal oxidition carries out molten refined, and Zn-base alloy is made in moulding by casting.
Embodiment 4
It is according to parts by weight by zinc powder, tungsten powder, nickel powder, copper powder, boron nitride, yttrium oxide：50 parts of zinc powder, 10 parts of tungsten powder,
30 parts of nickel powder, 25 parts of copper powder, 10 parts of boron nitride, the ratio mixing that 20 parts of yttrium oxide, then 6 × 10-3Vacuum degree under carry out
Molten liquid is carried out atomization after melting and forms powder by melting, and the cooldown rate of atomization is 105K/S；Gained powder is packed into
At 700 DEG C in oxidation furnace, pressure is to carry out internal oxidition under 1MPa to handle 60min, obtains the alloy powder of internal oxidition；It will be in gained
The alloy powder of oxidation carries out molten refined, and Zn-base alloy is made in moulding by casting.
The above described is only a preferred embodiment of the present invention, not make limitation in any form to the present invention, though
So the present invention is disclosed above with preferred embodiment, however is not limited to the present invention, any technology people for being familiar with this profession
Member, without departing from the scope of the present invention, when the technology contents using the disclosure above make a little change or modification
For the equivalent embodiment of equivalent variations, as long as being the content without departing from technical solution of the present invention, technical spirit according to the present invention
To any simple modification, equivalent change and modification that above example is made, in the range of still falling within technical solution of the present invention.
Claims (4)
1. a kind of preparation method of Zn-base alloy, it is characterised in that it includes the following steps：
(1) it is according to parts by weight by zinc powder, tungsten powder, nickel powder, copper powder, boron nitride, yttrium oxide：50-70 parts of zinc powder, tungsten powder 10-
20 parts, 15-30 parts of nickel powder, 15-25 parts of copper powder, 5-15 parts of boron nitride, the ratio mixing that 20-30 parts of yttrium oxide, then in vacuum
Molten liquid is carried out atomization and forms powder by lower carry out melting；
(2) powder obtained by step (1) is fitted into progress internal oxidition processing in oxidation furnace, obtains the alloy powder of internal oxidition；
(3) alloy powder of gained internal oxidition is subjected to molten refined, Zn-base alloy is made in moulding by casting.
2. the preparation method of Zn-base alloy as described in claim 1, it is characterised in that the zinc powder, tungsten powder, nickel powder, copper
Powder, boron nitride, yttrium oxide parts by weight be：65 parts of zinc powder, 12 parts of tungsten powder, 20 parts of nickel powder, 20 parts of copper powder, 13 parts of boron nitride,
26 parts of yttrium oxide.
3. the preparation method of Zn-base alloy as described in claim 1, it is characterised in that the cooling of step (1) described atomization
Rate is 105-106K/S。
4. the preparation method of Zn-base alloy as described in claim 1, it is characterised in that the temperature of the internal oxidition is
600-700 DEG C, pressure during internal oxidition is 0.5-1MPa, and the time of internal oxidition is 60min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711446708.XA CN108165797A (en) | 2017-12-27 | 2017-12-27 | A kind of preparation method of Zn-base alloy |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711446708.XA CN108165797A (en) | 2017-12-27 | 2017-12-27 | A kind of preparation method of Zn-base alloy |
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| CN108165797A true CN108165797A (en) | 2018-06-15 |
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| CN201711446708.XA Pending CN108165797A (en) | 2017-12-27 | 2017-12-27 | A kind of preparation method of Zn-base alloy |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0899349A1 (en) * | 1997-08-13 | 1999-03-03 | MITSUI MINING & SMELTING CO., LTD. | Heat-resistant zinc alloy and molded article thereof |
| CN1635582A (en) * | 2003-12-30 | 2005-07-06 | 中南大学 | Electric contact material for electric locomotive and method for preparing same |
| CN101609755A (en) * | 2009-07-08 | 2009-12-23 | 中南大学 | A kind of preparation method of silver-metallic oxide electrical contact material |
| CN104313379A (en) * | 2014-10-22 | 2015-01-28 | 重庆市旭星化工有限公司 | Method for preparing internal oxidation composite material |
-
2017
- 2017-12-27 CN CN201711446708.XA patent/CN108165797A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0899349A1 (en) * | 1997-08-13 | 1999-03-03 | MITSUI MINING & SMELTING CO., LTD. | Heat-resistant zinc alloy and molded article thereof |
| CN1635582A (en) * | 2003-12-30 | 2005-07-06 | 中南大学 | Electric contact material for electric locomotive and method for preparing same |
| CN101609755A (en) * | 2009-07-08 | 2009-12-23 | 中南大学 | A kind of preparation method of silver-metallic oxide electrical contact material |
| CN104313379A (en) * | 2014-10-22 | 2015-01-28 | 重庆市旭星化工有限公司 | Method for preparing internal oxidation composite material |
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Application publication date: 20180615 |
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