Damping wear-resistant aluminum alloy material and preparation method thereof

An aluminum alloy material and aluminum alloy technology, applied in the field of metal materials, can solve the problems of low comprehensive performance of ordinary aluminum alloy wear resistance and damping, complicated preparation process, etc., and achieve industrial production convenience, simple preparation process, and production low cost effect

CN102051554BInactive Publication Date: 2012-07-04金湖中博物联网科技有限公司
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Publication Date
2012-07-04
Estimated Expiration
Not applicable · inactive patent

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Abstract

The invention discloses a damping wear-resistant aluminum alloy material and a preparation method thereof. In the damping wear-resistant aluminum alloy material, aluminum alloy serves as a matrix; steel wire rolls and carbon fibers are distributed in the matrix; the diameter of each steel wire roll is 10 to 15 centimeters; each steel wire has a rectangular section and the section size is 0.1-0.4 mm*0.5-1.5 mm; the weight ratio of the steel wires to the carbon fibers is 25-30:1; and the steel wires and the carbon fibers account for 20 to 40 percent of the volume of the material. The damping wear-resistant aluminum alloy material prepared by the method has high toughness, wear resistance, a simple process and low production cost.
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Description

Technical field

[0001] The invention is a metal material field, which involves a composite steel wire and carbon fiber composite enhanced damping wear -resistant aluminum alloy material and its preparation methods. Background technique

[0002] In the field of metal materials, wearing abrasion -resistant aluminum alloys have been widely valued as wear -resistant materials.

[0003] CN200610165341.x Application has disclosed a high -strength damping abrasion -resistant aluminum alloy and its preparation method.The TIC particles are generated in the AL -Zn -MG -CU alloy melt through the original reaction, and then the atomization is formed. Among them, the TIC entry volume of the TI -C -Al prefabricated block is Al -Zn -3.15 to 10.5 % (weight %) of MG -CU alloy.The preparation method is: (1) Press TI powder, graphite powder and aluminum powder to suppress Ti -C -Al prefabricated block for later use; (2) melting Al -Zn -MG -CU alloy;-L -Zn -Mg -CU alloy melt is placed in situ in sit...

Examples

Embodiment 1

[0032] The weight percentage of the chemical composition of the aluminum alloy matrix: Mg is 0.1%, Zr is 0.2%, Si is 5%, Pb is 2%, Sn is 1%, La is 0.05%, Ho is 0.01%, and the rest is Al .

[0033] The weight percentage of the chemical composition of the steel wire: C is 0.45%, Si is 0.2%, Mn is 0.5%, P<0.02%, S <0.025%, and the rest is Fe; the cross section of the steel wire is rectangular, and the specification is 0.1mm ×0.5mm.

[0034] The carbon fiber is T300 with a diameter of 7 microns and an aspect ratio of 100:1.

[0035] The weight ratio of the steel wire and the carbon fiber is 25:1, and the volume percentage of the control steel wire and the carbon fiber is 20% of the material.

[0036] Get steel wire and form the steel wire group of clean ball shape according to the conventional method of cleaning ball or steel ball production, the diameter of steel wire group is 10cm, and obtain the cobalt-coated steel wire group at its surface cobalt-plated according to the meth...

Embodiment 2

[0041] The weight percentage of the chemical composition of the aluminum alloy matrix: Mg is 0.3%, Zr is 0.5%, Si is 7%, Pb is 3%, Sn is 2%, La is 0.1%, Ho is 0.03%, and the rest is Al .

[0042] The weight percentage of the chemical composition of the steel wire: C is 0.65%, Si is 0.3%, Mn is 0.85%, P<0.02%, S <0.025%, and the rest is Fe; the cross section of the steel wire is rectangular, and the specification is 0.4mm ×1.5mm.

[0043] The carbon fiber is T300 with a diameter of 7 microns and an aspect ratio of 400:1.

[0044] The weight ratio of steel wire and carbon fiber is 30:1, and the volume percentage of the control steel wire and carbon fiber is 40% of the material.

[0045] Get steel wire and form the steel wire group of cleaning ball shape according to the conventional method of cleaning ball or steel ball production, the diameter of steel wire group is 15cm, and obtain the cobalt-coated steel wire group at its surface cobalt-plated according to the method for ro...

Embodiment 3

[0048] The chemical composition of the aluminum alloy matrix is ​​0.2% by weight of Mg, 0.4% of Zr, 6% of Si, 2.5% of Pb, 1.5% of Sn, 0.07% of La, 0.02% of Ho, and the rest is Al.

[0049] The weight percentage of the chemical composition of the steel wire: C is 0.5%, Si is 0.25%, Mn is 0.7%, P<0.02%, S <0.025%, and the rest is Fe; the cross section of the steel wire is rectangular, and the specification is 0.3mm ×0.7mm.

[0050] The carbon fiber is T300 with a diameter of 7 microns and an aspect ratio of 190:1.

[0051] The weight ratio of steel wire and carbon fiber is 27:1, and the volume percentage of the control steel wire and carbon fiber is 35% of the material.

[0052] Get steel wire and form the steel wire group of cleaning ball shape according to the conventional method of cleaning ball or steel ball production, the diameter of steel wire group is 12cm, and obtain the cobalt-coated steel wire group at its surface cobalt plating according to the conventional chemical...