阅读说明：本技术 一种可延伸的可溶镁合金材料及其制备方法 (Extensible soluble magnesium alloy material and preparation method thereof ) 是由 罗东 于 2021-08-31 设计创作，主要内容包括：本发明属于合金制备技术领域,且公开了一种可延伸的可溶镁合金材料,包括以下质量百分比的元素：A1 10～13%,Zn 0.5～1%,Ni 0.08～0.45%,Mn 0.11～0.65%,Ce 0.04～0.11％,Pt 0.08～0.15％,Cu 0.1～0.3%,余量为Mg及不可避免的杂质。本发明通过在可溶镁合金的制作原材料中额外添加了铈与铂材料,并且具体生产加工时对其进行多次的锤击与冷却处理,以此达到延展性效果好的目的,在粗炼与精炼的两个过程中,原本结构表面开始析出马氏体结晶,此时马氏体结晶开始缩小,整个材料内部的分列排布开始发生变化,此时延展性得到快速的提升；上述三类合成材料均具备很好的溶解性,能够在后续的处理过程中加快整体镁合金的腐蚀与消耗,从而使得其达到预设的可溶性。(The invention belongs to the technical field of alloy preparation, and discloses an extensible soluble magnesium alloy material, which comprises the following elements in percentage by mass: 110-13% of A, 0.5-1% of Zn, 0.08-0.45% of Ni, 0.11-0.65% of Mn, 0.04-0.11% of Ce, 0.08-0.15% of Pt, 0.1-0.3% of Cu, and the balance of Mg and inevitable impurities. In the invention, cerium and platinum materials are additionally added into the raw materials for manufacturing the soluble magnesium alloy, and multiple hammering and cooling treatments are carried out during the specific production and processing, so that the aim of good ductility effect is achieved, in the two processes of rough smelting and refining, martensite crystals begin to be separated out from the surface of the original structure, at the moment, the martensite crystals begin to shrink, the arrangement of the rows in the whole material begins to change, and at the moment, the ductility is rapidly improved; the three synthetic materials have good solubility, and can accelerate the corrosion and consumption of the whole magnesium alloy in the subsequent treatment process, so that the magnesium alloy can reach the preset solubility.)

1. An extensible soluble magnesium alloy material, characterized in that: the alloy comprises the following elements in percentage by mass: 110-13% of A, 0.5-1% of Zn, 0.08-0.45% of Ni, 0.11-0.65% of Mn, 0.04-0.11% of Ce, 0.08-0.15% of Pt, 0.1-0.3% of Cu, and the balance of Mg and inevitable impurities.

2. An extensible soluble magnesium alloy material according to claim 1, characterized in that: the alloy comprises the following elements in percentage by mass: 111-13% of A, 0.8-1% of Zn, 0.1-0.35% of Ni, 0.22-0.55% of Mn, 0.05-0.11% of Ce, 0.1-0.15% of Pt, 0.1-0.3% of Cu, and the balance of Mg and inevitable impurities.

3. An extensible soluble magnesium alloy material according to claim 1, characterized in that: a1, Zn, Ni, Mn, Ce, Pt and Cu are all the bonding blocks of metal ingots, and small amount of inevitable impurities are mixed in aluminum ingots, zinc ingots, nickel ingots, manganese ingots, cerium ingots, platinum ingots, copper ingots and magnesium ingots.

4. The preparation method of the extensible soluble magnesium alloy material is characterized by comprising the following specific operations:

(1) throwing platinum ingots, nickel ingots, manganese ingots, copper ingots, cerium ingots, aluminum ingots, magnesium ingots and zinc ingots into a smelting furnace in sequence for first smelting;

(2) under the action of protective gas, performing secondary refining treatment on the primarily smelted material, performing deslagging operation after the treatment is finished, and preparing a magnesium alloy ingot material;

(3) carrying out secondary calcination treatment on the magnesium alloy ingot material prepared in the step (2), pressurizing the magnesium alloy ingot material in the process, taking out the magnesium alloy ingot material every 1.5 hours, turning over and hammering the magnesium alloy ingot material, cooling the magnesium alloy ingot material for 0.5 hour, and repeating the operation for six times;

(4) putting the material obtained in the step (3) into a forming die, and cutting the material to obtain a magnesium alloy blank;

(5) the magnesium alloy material thus obtained is subjected to a press treatment and subsequently to a cutting treatment, whereby a soluble magnesium alloy material can be obtained.

5. The method for producing an extensible soluble magnesium alloy material according to claim 4, wherein: the feeding sequence of various metal ingots in the step (1) is that the metal ingots are fed from high melting point to low melting point, the first smelting condition in the step (1) is 700-750 ℃, the time is 7-8 hours, and the internal environment is 0.5 atmospheric pressure.

6. The method for producing an extensible soluble magnesium alloy material according to claim 4, wherein: the refining condition in the step (2) is 800-.

7. The method for producing an extensible soluble magnesium alloy material according to claim 4, wherein: in the step (3), the extrusion ratio of the pressure treatment is 5-7, the six pressure treatment operations are consistent, and the temperature of the material is controlled to be more than 150 ℃ after the material is cooled for 0.5 hour.

8. The method for producing an extensible soluble magnesium alloy material according to claim 4, wherein: the extrusion ratio of the stamping treatment in the step (5) is 8-9.

Technical Field

The invention belongs to the technical field of alloy preparation, and particularly relates to an extensible soluble magnesium alloy material and a preparation method thereof.

Background

The magnesium alloy is formed by adding other elements into magnesium as a base, and is characterized in that: the density is small (1.8 g/cm)³Left and right) high strength, large elastic modulus, good heat dissipation, good shock absorption, larger impact load bearing capacity than aluminum alloy, good organic matter and alkali corrosion resistance, main alloy elements of aluminum, zinc, manganese, cerium, thorium, a small amount of zirconium or cadmium and the like, the magnesium-aluminum alloy is widely used at present, and the magnesium-manganese alloy and the magnesium-zinc-zirconium alloy are mainly used for aviation and aviationIndustrial departments such as heaven, transportation, chemical industry, rocket and the like.

With the rapid development of industrial production, a large amount of magnesium alloy products are needed in various manufacturing items, so that the supply of the magnesium alloy products is short, the existing magnesium alloy production and manufacturing tend to be conventional, the produced material has certain progressiveness compared with magnesium, but the specific actual demand is improved by another step, and in order to ensure that the magnesium alloy can be correspondingly extended and soluble after being produced, the invention provides an extensible soluble magnesium alloy material and a preparation method thereof.

Disclosure of Invention

The invention aims to solve the problems, and provides an extensible soluble magnesium alloy material and a preparation method thereof, which have the advantages of good extensible and soluble effects.

In order to achieve the purpose, the invention provides the following technical scheme: an extensible soluble magnesium alloy material: the alloy comprises the following elements in percentage by mass: 110-13% of A, 0.5-1% of Zn, 0.08-0.45% of Ni, 0.11-0.65% of Mn, 0.04-0.11% of Ce, 0.08-0.15% of Pt, 0.1-0.3% of Cu, and the balance of Mg and inevitable impurities.

As a preferable technical scheme of the invention, the material comprises the following elements in percentage by mass: 111-13% of A, 0.8-1% of Zn, 0.1-0.35% of Ni, 0.22-0.55% of Mn, 0.05-0.11% of Ce, 0.1-0.15% of Pt, 0.1-0.3% of Cu, and the balance of Mg and inevitable impurities.

As a preferred technical scheme of the invention, A1, Zn, Ni, Mn, Ce, Pt and Cu are all combined blocks of metal ingots, and a small amount of inevitable impurities are mixed in aluminum ingots, zinc ingots, nickel ingots, manganese ingots, cerium ingots, platinum ingots, copper ingots and magnesium ingots.

The application also provides a preparation method of the extensible soluble magnesium alloy material, which comprises the following specific operations:

(1) throwing platinum ingots, nickel ingots, manganese ingots, copper ingots, cerium ingots, aluminum ingots, magnesium ingots and zinc ingots into a smelting furnace in sequence for first smelting;

the material with a lower melting point is melted by primary processing, the whole material undergoes a change from a solid state to a liquid state, but the melting point and the boiling point of the added material cannot be unified, so that the material can be melted for multiple times, the initial processing is simpler, and the rest part is refining and subsequent work;

(2) under the action of protective gas, performing secondary refining treatment on the primarily smelted material, performing deslagging operation after the treatment is finished, and preparing a magnesium alloy ingot material;

after the preliminary treatment, part of the material is melted, and the temperature is raised to a certain degree, so that on one hand, the melting of the part of the material can be continuously completed, meanwhile, the low-melting-point material is melted, the internal residue and impurities are gradually separated out, and the subsequent separation treatment is easier, thereby ensuring the purity of the whole material;

(3) carrying out secondary calcination treatment on the magnesium alloy ingot material prepared in the step (2), pressurizing the magnesium alloy ingot material in the process, taking out the magnesium alloy ingot material every 1.5 hours, turning over and hammering the magnesium alloy ingot material, cooling the magnesium alloy ingot material for 0.5 hour, and repeating the operation for six times;

through the operation of the environment, on one hand, the integral strength of the structure can be improved; meanwhile, the material is subjected to the cyclic operation of cooling, heating, hammering and cooling, so that the overall toughness is greatly improved, and the ductility is greatly improved compared with that in the initial state;

(4) putting the material obtained in the step (3) into a forming die, and cutting the material to obtain a magnesium alloy blank;

(5) the magnesium alloy material thus obtained is subjected to a press treatment and subsequently to a cutting treatment, whereby a soluble magnesium alloy material can be obtained.

The calcined materials are punched, the internal orderly arranged distribution is further broken up, the materials are mixed together by means of fusion adhesion force of the materials, but the internal distribution is dispersed, and once the impression of corresponding materials and inducement from the outside is received, the materials are subsequently easily decomposed and melted.

As a preferred technical scheme of the invention, the feeding sequence of various metal ingots in the step (1) is that the metal ingots are fed from high to low in melting point, the first smelting condition in the step (1) is 700-750 ℃, the time is 7-8 hours, and the internal environment is 0.5 atmospheric pressure.

As a preferred technical scheme of the invention, the refining condition in the step (2) is 800-830 ℃ and the time is 5-6 hours.

As a preferable technical scheme of the invention, the extrusion ratio of the pressure treatment in the step (3) is 5-7, the six pressure treatment operations are consistent, and the temperature of the material is controlled to be more than 150 ℃ after cooling for 0.5 hour.

In a preferred embodiment of the present invention, the pressing ratio in the pressing step (5) is 8 to 9.

Compared with the prior art, the invention has the following beneficial effects:

1. the invention adds cerium and platinum materials in the raw materials for preparing the soluble magnesium alloy, and carries out hammering and cooling treatment for a plurality of times during specific production and processing, thereby achieving the purpose of good ductility effect, generally, the conventional magnesium alloy can be prepared by adding aluminum ingot, zinc ingot, nickel ingot, manganese ingot, copper ingot and magnesium ingot materials basically, but the magnesium alloy has poor overall effect, the ductility tends to be common, even can not reach one half of copper, the product sets the overall maximum temperature above 800 ℃ during preparation, the internally added aluminum, zinc, magnesium and cerium materials can be melted, martensite crystals begin to be separated out from the surface of the original structure in two processes of rough smelting and refining, then the materials rapidly and uniformly adhere to the surfaces of other materials in the subsequent smelting process, and the martensite crystals begin to shrink at the moment, the arrangement of the inner part of the whole material in rows and columns begins to change, and the ductility is rapidly improved; to ensure the solubility of the magnesium alloy, the magnesium alloyIn which a plurality of materials are added, and various elements begin to combine in the process of calcining and smelting, such as nickel and magnesium to generate Mg₂Ni, copper combined with magnesium to form Mg₂Cu, Mg being formed when aluminum is combined with magnesium₂Al and finally manganese are mixed in the whole body by virtue of unique properties, so that the basic strength of the structure can be ensured, the three synthetic materials have good solubility, and the corrosion and consumption of the whole magnesium alloy can be accelerated in the subsequent treatment process, so that the preset solubility is achieved.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the materials in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The invention provides an extensible soluble magnesium alloy material, which comprises the following elements in percentage by mass: 110-13% of A, 0.5-1% of Zn, 0.08-0.45% of Ni, 0.11-0.65% of Mn, 0.04-0.11% of Ce, 0.08-0.15% of Pt, 0.1-0.3% of Cu, and the balance of Mg and inevitable impurities.

The material comprises the following elements in percentage by mass: 111-13% of A, 0.8-1% of Zn, 0.1-0.35% of Ni, 0.22-0.55% of Mn, 0.05-0.11% of Ce, 0.1-0.15% of Pt, 0.1-0.3% of Cu, and the balance of Mg and inevitable impurities.

A1, Zn, Ni, Mn, Ce, Pt and Cu are all combined blocks of metal ingots, and a small amount of inevitable impurities are mixed in aluminum ingots, zinc ingots, nickel ingots, manganese ingots, cerium ingots, platinum ingots, copper ingots and magnesium ingots.

The application also provides a preparation method of the extensible soluble magnesium alloy material, which comprises the following specific operations:

(1) throwing platinum ingots, nickel ingots, manganese ingots, copper ingots, cerium ingots, aluminum ingots, magnesium ingots and zinc ingots into a smelting furnace in sequence for first smelting;

the material with a lower melting point is melted by primary processing, the whole material undergoes a change from a solid state to a liquid state, but the melting point and the boiling point of the added material cannot be unified, so that the material can be melted for multiple times, the initial processing is simpler, and the rest part is refining and subsequent work;

(2) under the action of protective gas, performing secondary refining treatment on the primarily smelted material, performing deslagging operation after the treatment is finished, and preparing a magnesium alloy ingot material;

after the preliminary treatment, part of the material is melted, and the temperature is raised to a certain degree, so that on one hand, the melting of the part of the material can be continuously completed, meanwhile, the low-melting-point material is melted, the internal residue and impurities are gradually separated out, and the subsequent separation treatment is easier, thereby ensuring the purity of the whole material;

(3) carrying out secondary calcination treatment on the magnesium alloy ingot material prepared in the step (2), pressurizing the magnesium alloy ingot material in the process, taking out the magnesium alloy ingot material every 1.5 hours, turning over and hammering the magnesium alloy ingot material, cooling the magnesium alloy ingot material for 0.5 hour, and repeating the operation for six times;

through the operation of the environment, on one hand, the integral strength of the structure can be improved; meanwhile, the material is subjected to the cyclic operation of cooling, heating, hammering and cooling, so that the overall toughness is greatly improved, and the ductility is greatly improved compared with that in the initial state;

(4) putting the material obtained in the step (3) into a forming die, and cutting the material to obtain a magnesium alloy blank;

(5) stamping the obtained magnesium alloy blank, and then cutting the magnesium alloy blank to obtain a soluble magnesium alloy material;

the calcined materials are punched, the internal orderly arranged distribution is further broken up, the materials are mixed together by means of fusion adhesion force of the materials, but the internal distribution is dispersed, and once the impression of corresponding materials and inducement from the outside is received, the materials are subsequently easily decomposed and melted.

Wherein, the feeding sequence of various metal ingots in the step (1) is that the metal ingots are fed from high melting point to low melting point, the first smelting condition in the step (1) is 700-750 ℃, the time is 7-8 hours, and the internal environment is 0.5 atmospheric pressure.

Wherein, the refining condition in the step (2) is 800-830 ℃, and the time is 5-6 hours.

Wherein, the extrusion ratio of the pressure treatment in the step (3) is 5-7, the six pressure treatment operations are consistent, and the temperature of the material is controlled to be above 150 ℃ after cooling for 0.5 hour.

Wherein the extrusion ratio of the stamping treatment in the step (5) is 8-9.

Example one

An extensible soluble magnesium alloy material comprises the following elements in percentage by mass: 110% of A, 1% of Zn, 0.45% of Ni, 0.65% of Mn, 0.11% of Ce, 0.15% of Pt, 0.3% of Cu, and the balance of Mg and inevitable impurities.

The material comprises the following elements in percentage by mass: 110% of A, 1% of Zn, 0.45% of Ni, 0.65% of Mn, 0.11% of Ce, 0.15% of Pt, 0.3% of Cu, and the balance of Mg and inevitable impurities.

The application also provides a preparation method of the extensible soluble magnesium alloy material, which comprises the following specific operations:

(1) throwing platinum ingots, nickel ingots, manganese ingots, copper ingots, cerium ingots, aluminum ingots, magnesium ingots and zinc ingots into a smelting furnace in sequence for first smelting;

(2) under the action of protective gas, performing secondary refining treatment on the primarily smelted material, performing deslagging operation after the treatment is finished, and preparing a magnesium alloy ingot material;

(3) carrying out secondary calcination treatment on the magnesium alloy ingot material prepared in the step (2), pressurizing the magnesium alloy ingot material in the process, taking out the magnesium alloy ingot material every 1.5 hours, turning over and hammering the magnesium alloy ingot material, cooling the magnesium alloy ingot material for 0.5 hour, and repeating the operation for six times;

(4) putting the material obtained in the step (3) into a forming die, and cutting the material to obtain a magnesium alloy blank;

(5) the magnesium alloy material thus obtained is subjected to a press treatment and subsequently to a cutting treatment, whereby a soluble magnesium alloy material can be obtained.

Example two

An extensible soluble magnesium alloy material comprises the following elements in percentage by mass: 112% of A, 1% of Zn, 0.40% of Ni, 0.65% of Mn, 0.10% of Ce, 0.10% of Pt, 0.2% of Cu, and the balance of Mg and inevitable impurities.

The material comprises the following elements in percentage by mass: 112% of A, 1% of Zn, 0.40% of Ni, 0.65% of Mn, 0.10% of Ce, 0.10% of Pt, 0.2% of Cu, and the balance of Mg and inevitable impurities.

The application also provides a preparation method of the extensible soluble magnesium alloy material, which comprises the following specific operations:

(1) throwing platinum ingots, nickel ingots, manganese ingots, copper ingots, cerium ingots, aluminum ingots, magnesium ingots and zinc ingots into a smelting furnace in sequence for first smelting;

(2) under the action of protective gas, performing secondary refining treatment on the primarily smelted material, performing deslagging operation after the treatment is finished, and preparing a magnesium alloy ingot material;

(3) carrying out secondary calcination treatment on the magnesium alloy ingot material prepared in the step (2), pressurizing the magnesium alloy ingot material in the process, taking out the magnesium alloy ingot material every 1.5 hours, turning over and hammering the magnesium alloy ingot material, cooling the magnesium alloy ingot material for 0.5 hour, and repeating the operation for six times;

(4) putting the material obtained in the step (3) into a forming die, and cutting the material to obtain a magnesium alloy blank;

(5) the magnesium alloy material thus obtained is subjected to a press treatment and subsequently to a cutting treatment, whereby a soluble magnesium alloy material can be obtained.

EXAMPLE III

An extensible soluble magnesium alloy material comprises the following elements in percentage by mass: 113% of a, 1% of Zn, 0.38% of Ni, 0.65% of Mn, 0.12% of Ce, 0.10% of Pt, 0.21% of Cu, and the balance of Mg and inevitable impurities.

The material comprises the following elements in percentage by mass: 113% of a, 1% of Zn, 0.38% of Ni, 0.65% of Mn, 0.12% of Ce, 0.10% of Pt, 0.21% of Cu, and the balance of Mg and inevitable impurities.

The application also provides a preparation method of the extensible soluble magnesium alloy material, which comprises the following specific operations:

(1) throwing platinum ingots, nickel ingots, manganese ingots, copper ingots, cerium ingots, aluminum ingots, magnesium ingots and zinc ingots into a smelting furnace in sequence for first smelting;

(2) under the action of protective gas, performing secondary refining treatment on the primarily smelted material, performing deslagging operation after the treatment is finished, and preparing a magnesium alloy ingot material;

(3) carrying out secondary calcination treatment on the magnesium alloy ingot material prepared in the step (2), pressurizing the magnesium alloy ingot material in the process, taking out the magnesium alloy ingot material every 1.5 hours, turning over and hammering the magnesium alloy ingot material, cooling the magnesium alloy ingot material for 0.5 hour, and repeating the operation for six times;

(4) putting the material obtained in the step (3) into a forming die, and cutting the material to obtain a magnesium alloy blank;

(5) the magnesium alloy material thus obtained is subjected to a press treatment and subsequently to a cutting treatment, whereby a soluble magnesium alloy material can be obtained.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.