阅读说明：本技术 一种铝复合高强钢丝板材及其制备方法 (Aluminum composite high-strength steel wire plate and preparation method thereof ) 是由 符会文 王项 李萌 符利強 符建強 符程斌 于 2020-12-31 设计创作，主要内容包括：本发明公开了一种铝复合高强钢丝板材及其制备方法。一种铝复合高强钢丝板材,在铝合金板材内复合有沿铝合金板材宽度方向铺设的多根钢丝,钢丝的长度方向与铝合金板材的长度方向一致,铝合金板材的厚度为3-16mm,钢丝直径占总板材厚度的1/8-1/4,从板材的截面看,钢丝总截面积占板材的截面积的比例为4.9%-19.6%。一种铝复合高强钢丝板材的制备方法,对钢丝进行表面无氧化处理,随后在铸轧时,将钢丝与铝合金复合轧制,得到铝复合高强钢丝板材,铸轧速度为0.5-1.5m/min,铸轧压力为(0.5-2.5)×10～7N。(The invention discloses an aluminum composite high-strength steel wire plate and a preparation method thereof. The aluminum composite high-strength steel wire plate is characterized in that a plurality of steel wires laid along the width direction of an aluminum alloy plate are compounded in the aluminum alloy plate, the length direction of the steel wires is consistent with the length direction of the aluminum alloy plate, the thickness of the aluminum alloy plate is 3-16mm, the diameter of each steel wire accounts for 1/8-1/4 of the total thickness of the plate, and the proportion of the total sectional area of the steel wires to the sectional area of the plate is 4.9-19.6% when viewed from the section of the plate. A process for preparing the high-strength Al-composite steel wire plate includes such steps as non-oxidizing surface treatment of steel wire, and casting-rolling at 0.5-1.5m/minThe force is (0.5-2.5) x 10 7 N。)

1. The utility model provides an aluminium composite high strength steel wire plate which characterized in that: and compounding steel wires in the aluminum alloy plate.

2. The aluminum composite high-strength steel wire plate material as claimed in claim 1, wherein: the aluminum alloy plate is made of one of 1 series, 3 series, 4 series, 5 series, 6 series and 8 series aluminum alloys.

3. The aluminum composite high-strength steel wire plate material as claimed in claim 1, wherein: a plurality of steel wires laid along the width direction of the aluminum alloy plate are compounded in the aluminum alloy plate, and the length direction of the steel wires is consistent with that of the aluminum alloy plate.

4. The aluminum composite high-strength steel wire plate material as claimed in claim 1, wherein: the thickness of the aluminum alloy plate is 3-16 mm.

5. The aluminum composite high-strength steel wire plate material as claimed in claim 1, wherein: the diameter of the steel wire accounts for 1/8-1/4 of the total thickness of the plate.

6. The aluminum composite high-strength steel wire plate material as claimed in claim 1, wherein: from the section of the plate, the proportion of the total sectional area of the steel wires in the sectional area of the plate is 4.8-19.6%.

7. The method for preparing the aluminum composite high-strength steel wire plate as claimed in claim 1, wherein the method comprises the following steps: and (3) carrying out surface non-oxidation treatment on the steel wire, and then compounding the steel wire and aluminum alloy during casting and rolling to obtain the aluminum composite high-strength steel wire plate.

8. The method for preparing the aluminum composite high-strength steel wire plate as claimed in claim 7, wherein the method comprises the following steps: when the steel wire and the aluminum alloy are compositely rolled, the aluminum alloy used is aluminum alloy liquid or semi-molten aluminum alloy obtained by cooling the aluminum alloy liquid.

9. The method for preparing the aluminum composite high-strength steel wire plate as claimed in claim 8, wherein the method comprises the following steps: liquefying the aluminum alloy at 680-780 ℃, refining and degassing to obtain the aluminum alloy liquid.

10. The method for preparing the aluminum composite high-strength steel wire plate as claimed in claim 7, wherein the method comprises the following steps: the casting and rolling speed is 0.5-1.5m/min, and the casting and rolling pressure is (0.5-2.5) × 10⁷N。

Technical Field

The invention belongs to the technical field of aluminum plate belts, and particularly relates to an aluminum composite high-strength steel wire plate and a preparation method thereof.

Background

The current aluminum alloys have 1-9 series. The 1-series aluminum alloy contains more than 99 percent of aluminum, has good conductivity, good corrosion resistance, good welding performance and low strength, wherein the high-purity aluminum (the aluminum content is more than 99.9 percent) also belongs to the 1-series aluminum alloy; the 2-series aluminum alloy is an aluminum-containing alloy taking copper as a main alloy element, the copper content is generally 3% -5%, manganese, magnesium, lead and bismuth elements are added for enhancing the machinability, but the intergranular corrosion tendency is serious, and the 2-series aluminum alloy is suitable for the aviation industry, screws and industries with higher service temperature; the 3-series aluminum alloy is an aluminum alloy taking manganese as a main alloy element, the manganese content is generally 1.0-1.5%, the aluminum alloy cannot be strengthened by heat treatment, has good corrosion resistance, good welding performance and low strength, and is suitable for oil-guiding seamless pipes and pop cans used on airplanes; the 4 series aluminum alloy is an aluminum alloy taking silicon as a main alloy element, the silicon content is 4.5-6%, and the series alloy is mainly used for manufacturing an additive material for aluminum alloy welding, such as a brazing plate, a welding rod, a welding wire and the like, and is also used for manufacturing pistons, heat-resistant parts, building materials and decorative parts because the series alloy has high silicon content, low melting point and good melt fluidity, is easy to feed and cannot cause brittleness of a final product; the 5-series aluminum alloy is an aluminum alloy taking magnesium as a main alloy element, has the magnesium content of 3-5%, is low in density, high in tensile strength, high in elongation, good in welding performance and good in fatigue strength, and is suitable for handles of mowers, aircraft tank conduits and the like; the 6-series aluminum alloy is an aluminum alloy taking magnesium and silicon as main alloy elements and can be used for manufacturing automobile luggage racks, doors, windows, automobile bodies, radiating fins and the like; the alloy element in the 7-series aluminum alloy is mainly zinc and can be used for manufacturing bearing members, landing gears, propellers and the like of airplanes; 8-series aluminum alloys are generally used as aluminum foils; 9 series aluminum alloy is used as a spare aluminum alloy.

Disclosure of Invention

In order to solve the problems in the background art, the invention provides an aluminum composite high-strength steel wire plate and a preparation method thereof.

An aluminum composite high-strength steel wire plate is characterized in that steel wires are compounded in an aluminum alloy plate.

Furthermore, the material of the aluminum alloy plate is one of 1 series, 3 series, 4 series, 5 series, 6 series and 8 series aluminum alloys, wherein the 1 series aluminum alloy can be regarded as pure aluminum, and the aluminum content of the 1 series aluminum alloy reaches 99.00 percent.

Furthermore, a plurality of steel wires laid along the width direction of the aluminum alloy plate are compounded in the aluminum alloy plate, and the length direction of the steel wires is consistent with the length direction of the aluminum alloy plate.

Further, the thickness of the aluminum alloy plate is 3-16 mm.

Further, the diameter of the steel wire accounts for 1/8-1/4 of the total thickness of the plate.

Furthermore, the proportion of the total sectional area of the steel wires in the sectional area of the plate is 4.9-19.6% when viewed from the section of the plate, and the using amount of the steel wires can be increased according to actual needs, so that the proportion of the total sectional area of the steel wires in the sectional area of the plate can reach 35%. Under the condition that the types of the steel wires are the same, the total sectional area of the steel wires accounts for 5 percent more than the sectional area of the plate, and the tensile strength of the aluminum composite high-strength steel wire plate can be improved by 30 percent. According to actual needs, steel wires with different strength specifications can also be used.

A method for preparing an aluminum composite high-strength steel wire plate comprises the steps of carrying out surface non-oxidation treatment on steel wires, and then compounding the steel wires and aluminum alloy during casting and rolling to obtain the aluminum composite high-strength steel wire plate.

Further, when the steel wire and the aluminum alloy are clad-rolled, the aluminum alloy used is an aluminum alloy liquid or a semi-molten aluminum alloy obtained by cooling the aluminum alloy liquid. When the aluminum alloy that uses is aluminum alloy liquid, only need use wire feeding device (a plurality of decoiler) with the mobile aluminium liquid of steel wire feeding, during the wire feeding, the steel wire is along with aluminum alloy liquid forward, plays fixed steel wire and continues to pull the effect of subsequent steel wire in some aluminum alloy panel at the very beginning, and along with the technology is constantly gone on, the position of steel wire in aluminum alloy liquid becomes stable to obtain the compound high strength steel wire panel of stable quality aluminium. When the used aluminum alloy is in a semi-molten state, the wire feeding device is difficult to directly place the steel wire into the semi-molten aluminum alloy, but the steel wire still falls into the surface of the semi-molten aluminum alloy, and the semi-molten aluminum alloy can automatically and completely supplement the surface through rolling, so that the steel wire is stably compounded in the aluminum alloy. In the wire feeding process, the composite position of the steel wire in the thickness direction of the aluminum alloy plate can be adjusted by adjusting the angle of the fed steel wire.

Further, liquefying the aluminum alloy at 680-780 ℃ and refining and degassing to obtain the aluminum alloy liquid. When the semi-molten aluminum alloy is required to be used, the semi-molten aluminum alloy can be obtained only by cooling the aluminum alloy liquid to a temperature between the solidus and the liquidus, and in the actual use process, the temperature range can be determined according to the liquidus and solidus temperatures of the aluminum alloy of a specific type.

Further, the casting speed is 0.5-1.5m/min, and the casting pressure is (0.5-2.5) × 10⁷N。

Compared with the prior art, the invention has the beneficial effects that: a new material is provided, and the material is an aluminum alloy plate internally compounded with high-strength steel wires; the mechanical property of the aluminum alloy plate is greatly improved by compounding the high-strength steel wire inside, and comprehensively, the aluminum-compounded high-strength steel wire plate has application advantages which are not possessed by various traditional aluminum alloys and steel materials when the aluminum-compounded high-strength steel wire plate is used for tasks of light weight and high tensile strength, has wide application prospect, can be widely applied to industries such as aerospace industry, automobile industry and building materials, and has considerable practical application significance.

Detailed Description

The present invention is explained, but not limited to, and the technical solutions obtained in the light of the idea of the present invention should be included in the scope of protection of the present patent.

Example 1

An aluminum composite high-strength steel wire plate is characterized in that steel wires are compounded in an aluminum alloy plate, and the tensile strength of the steel wires is 680 MPa.

The aluminum alloy plate used in the method is 1050 aluminum alloy, the thickness of the aluminum alloy plate is 3mm, and the width of the aluminum alloy plate is 200 mm.

A row of 260 steel wires laid along the width direction of the aluminum alloy plate are compounded in the 1050 aluminum alloy plate, the length direction of the steel wires is consistent with the length direction of the aluminum alloy plate, and the diameter of the steel wires accounts for 1/8 of the total thickness of the plate.

From the cross section of the plate, the proportion of the total cross section area of the steel wires to the cross section area of the plate is 4.8%.

A method for preparing an aluminum composite high-strength steel wire plate comprises the steps of carrying out surface non-oxidation treatment on steel wires, and then compounding the steel wires and aluminum alloy during casting and rolling to obtain the aluminum composite high-strength steel wire plate.

Further, when the steel wire is clad-rolled with an aluminum alloy, the aluminum alloy used is a semi-molten aluminum alloy obtained by cooling an aluminum alloy liquid. The aluminum alloy is liquefied at 680 ℃ and refined and degassed to obtain aluminum alloy liquid, and then the aluminum alloy liquid is cooled to 646-657 ℃ to obtain semi-molten aluminum alloy.

Further, the casting speed was 0.5m/min and the casting pressure was 0.5X 10⁷N。

Example 2

An aluminum composite high-strength steel wire plate is characterized in that steel wires are compounded in an aluminum alloy plate, and the tensile strength of the steel wires is 1570 MPa.

The aluminum alloy plate used in the method is 3003 aluminum alloy, the thickness of the aluminum alloy plate is 16mm, and the width of the aluminum alloy plate is 200 mm.

A row of 50 steel wires laid along the width direction of the aluminum alloy plate are compounded in the 3003 aluminum alloy plate, the length direction of the steel wires is consistent with the length direction of the aluminum alloy plate, and the diameter of the steel wires accounts for 1/4 of the total thickness of the plate.

From the cross section of the sheet, the total cross sectional area of the steel wires accounted for 19.6% of the cross sectional area of the sheet.

A method for preparing an aluminum composite high-strength steel wire plate comprises the steps of carrying out surface non-oxidation treatment on steel wires, and then compounding the steel wires and aluminum alloy during casting and rolling to obtain the aluminum composite high-strength steel wire plate.

Further, when the steel wire and the aluminum alloy are compositely rolled, the aluminum alloy used is an aluminum alloy liquid.

Further, the aluminum alloy was liquefied at a temperature of 780 ℃ and refined to degas to obtain an aluminum alloy liquid.

Further, the casting speed was 1.5m/min and the casting pressure was 2.5X 10⁷N。

Example 3

An aluminum composite high-strength steel wire plate is characterized in that steel wires are compounded in an aluminum alloy plate, and the tensile strength of the steel wires is 1100 MPa.

The aluminum alloy plate used in the method is 4032 aluminum alloy, the thickness of the aluminum alloy plate is 5mm, and the width of the aluminum alloy plate is 200 mm.

A row of 120 steel wires laid along the width direction of the aluminum alloy plate is compounded in the 4032 aluminum alloy plate, the length direction of the steel wires is consistent with the length direction of the aluminum alloy plate, and the diameter of the steel wires accounts for 1/6 of the total plate thickness.

From the cross section of the plate, the proportion of the total cross section area of the steel wires to the cross section area of the plate is 6.6%.

A method for preparing an aluminum composite high-strength steel wire plate comprises the steps of carrying out surface non-oxidation treatment on steel wires, and then compounding the steel wires and aluminum alloy during casting and rolling to obtain the aluminum composite high-strength steel wire plate.

Further, when the steel wire is clad-rolled with an aluminum alloy, the aluminum alloy used is a semi-molten aluminum alloy obtained by cooling an aluminum alloy liquid. The aluminum alloy is liquefied at 705 ℃ and refined and degassed to obtain aluminum alloy liquid, and then the aluminum alloy liquid is cooled to 532-571 ℃ to obtain semi-molten aluminum alloy.

Further, the casting speed was 0.8m/min and the casting pressure was 1.0X 10⁷N。

Example 4

An aluminum composite high-strength steel wire plate is characterized in that steel wires are compounded in an aluminum alloy plate.

The aluminum alloy plate used is 5005 aluminum alloy, the thickness of the aluminum alloy plate is 9mm, and the width of the aluminum alloy plate is 200 mm.

A row of 60 steel wires laid along the width direction of the aluminum alloy plate are compounded in the 5005 aluminum alloy plate, the length direction of the steel wires is consistent with the length direction of the aluminum alloy plate, and the diameter of the steel wires accounts for 1/6 of the total thickness of the plate.

From the cross section of the plate, the proportion of the total cross section area of the steel wires to the cross section area of the plate is 5.9%.

A method for preparing an aluminum composite high-strength steel wire plate comprises the steps of carrying out surface non-oxidation treatment on steel wires, and then compounding the steel wires and aluminum alloy during casting and rolling to obtain the aluminum composite high-strength steel wire plate.

Further, when the steel wire and the aluminum alloy are compositely rolled, the aluminum alloy used is an aluminum alloy liquid.

Further, the aluminum alloy was liquefied at a temperature of 730 ℃ and refined to degas to obtain an aluminum alloy liquid.

Further, the casting speed was 1.1m/min, and the casting pressure was 1.5X 10⁷N。

Example 5

An aluminum composite high-strength steel wire plate is characterized in that steel wires are compounded in an aluminum alloy plate.

The aluminum alloy plate used in the method is 6005 aluminum alloy, the thickness of the aluminum alloy plate is 12mm, and the width of the aluminum alloy plate is 200 mm.

A row of 40 steel wires laid along the width direction of the aluminum alloy plate are compounded in the 6005 aluminum alloy plate, the length direction of the steel wires is consistent with the length direction of the aluminum alloy plate, and the diameter of the steel wires accounts for 1/5 of the total thickness of the plate.

From the cross section of the plate, the proportion of the total cross sectional area of the steel wires to the cross sectional area of the plate was 7.5%.

A method for preparing an aluminum composite high-strength steel wire plate comprises the steps of carrying out surface non-oxidation treatment on steel wires, and then compounding the steel wires and aluminum alloy during casting and rolling to obtain the aluminum composite high-strength steel wire plate.

Further, when the steel wire is clad-rolled with an aluminum alloy, the aluminum alloy used is a semi-molten aluminum alloy obtained by cooling an aluminum alloy liquid. This requires first liquefying the aluminum alloy at 755 ℃ and refining for degassing to obtain an aluminum alloy liquid, and then cooling the aluminum alloy liquid to 607 ℃ -654 ℃ to obtain a semi-molten aluminum alloy.

Further, the casting speed was 1.3m/min and the casting pressure was 2.0X 10⁷N。