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Welding copper-based alloy material and preparation method thereof

A copper-based alloy and a manufacturing method technology are applied to copper alloy materials, copper-based alloy materials for welding and their manufacturing fields, which can solve the problems of high cost of welding materials, reduce the overall strength of fixtures, harmful effects, etc., and achieve the frequency of induction heating. Low, excellent welding process adaptability, low induction heating temperature effect

Inactive Publication Date: 2019-01-08
黄山名伦精密五金有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

For a long time, the welding of machine tool fixtures has the following problems: 1) welding materials have extremely high requirements for welding process parameters including welding temperature, holding time, heating speed, cooling speed, welding environment, etc.; Wettability and spreadability need to be improved; 3) Welding defects such as welding residual stress, welding cracks, interface reaction, and microstructure embrittlement in the welding area exist after welding, and they do not appear immediately after welding; 4) Welding process of existing welding materials The parameters have a harmful effect on both the steel matrix material and the hard alloy material, reducing the overall strength of the fixture; 5) The cost of welding materials is high, and some contain toxic elements, polluting the environment

Method used

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  • Welding copper-based alloy material and preparation method thereof
  • Welding copper-based alloy material and preparation method thereof
  • Welding copper-based alloy material and preparation method thereof

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0031] Example 1: Preparation of copper-based alloy material for welding

[0032] 1. Preparation of copper master alloy

[0033] preparing a copper master alloy ingot, wherein copper accounts for 90% of each copper master alloy by weight percentage, and making each of the above-mentioned copper master alloy ingots into spherical particles with a diameter of 5-10 mm;

[0034] 2. Copper base alloy ingredients

[0035] For the following components by weight percentage: Manganese Mn 0.25%, Zinc Zn 19%, Silver Ag 0.002%, Boron B 0.001%, Nickel Ni 0.001%, Molybdenum Mo 0.002%, Indium In 0.001%, Zirconium Zr 0.002, Cerium Ce 0.001 %, scandium Sc 0.001%, rubidium Rd 0.002, niobium Nb 0.002%, neodymium Nd 0.003%, the balance is copper Cu, and batching is performed to prepare copper ingots and copper master alloy particles;

[0036] 3. Copper-based alloy smelting and refining

[0037] The copper ingot was rapidly melted under vacuum conditions, and the melting temperature was 1250° C...

Embodiment 2

[0049] Example 2: Preparation of copper-based alloy material for welding

[0050] 1. Preparation of copper master alloy

[0051] preparing a copper master alloy ingot, wherein copper accounts for 90% of each master alloy by weight, and making each of the above-mentioned copper master alloy ingots into spherical particles with a diameter of 5-10 mm;

[0052] 2. Copper base alloy ingredients

[0053] By weight percent for the following components: Manganese Mn 0.35%, Zinc Zn 19%, Silver Ag 0.001%, Boron B 0.002%, Nickel Ni 0.001%, Molybdenum Mo 0.003%, Indium In 0.002%, Zirconium Zr 0.003%, Cerium Ce 0.002%, scandium Sc 0.002%, rubidium Rd 0.002%, niobium Nb 0.002%, neodymium Nd 0.005%, the balance is copper Cu, and batching is performed to prepare copper ingots and copper master alloy particles;

[0054] 3. Copper-based alloy smelting and refining

[0055] The copper ingot was rapidly melted under vacuum conditions, and the melting temperature was 1260° C. to obtain a copper...

Embodiment 3

[0067] Example 3: Preparation of copper-based alloy material for welding

[0068] 1. Preparation of copper master alloy

[0069] preparing a copper master alloy ingot, wherein copper accounts for 90% of each master alloy by weight, and making each of the above-mentioned copper master alloy ingots into spherical particles with a diameter of 5-10 mm;

[0070] 2. Copper base alloy ingredients

[0071] By weight percent to the following components: Manganese Mn 0.58%, Zinc Zn 21%, Silver Ag 0.005%, Boron B 0.001%, Nickel Ni 0.003%, Molybdenum Mo 0.004%, Indium In 0.003%, Zirconium Zr 0.004%, Cerium Ce 0.003%, scandium Sc 0.003%, rubidium Rd 0.002%, niobium Nb 0.003%, neodymium Nd 0.005%, the balance is copper Cu, and batching is performed to prepare copper ingots and copper master alloy particles;

[0072] 3. Copper-based alloy smelting and refining

[0073] The copper ingot was rapidly melted under vacuum conditions at a melting temperature of 1280°C to obtain a copper melt; ...

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Abstract

The invention relates to a welding copper-based alloy material and a preparation method thereof. According to the embodiment of the invention, the welding copper-based alloy material comprises the following elements in percentage by weight: 0.2-1.5% of manganese Mn, 18-29% of zinc Zn, 0.001-0.01% of silver Ag, 0.001-0.003% of boron B, 0.001-0.01% of nickel Ni, 0.001-0.009% of molybdenum Mo, 0.001-0.01% of indium In, 0.001-0.01% of zirconium Zr, 0.001-0.005% of cerium Ce, 0.001-0.009% of scandium Sc, 0.001-0.009% of rubidium Rd, 0.001-0.005% of niobium Nb, 0.002-0.01% of neodymium and the balance of copper Cu. Compared with the prior art, the welding copper-based alloy material provided by the embodiment of the invention has excellent welding quality and has excellent welding process applicability.

Description

technical field [0001] The invention belongs to the field of metal materials, relates to copper alloy materials, and in particular relates to a copper-based alloy material for welding and a manufacturing method thereof. Background technique [0002] The fixture is a device used to precisely fix the processing object in the process of machining, welding, heat treatment, inspection and assembly. Among them, the most widely used and most types are machine tool fixtures used in the machining process. The machine tool fixture greatly improves the machining accuracy and machining productivity of the workpiece, and expands the machining range of the general-purpose machine tool. [0003] With the advancement of the industrial field and science and technology, various equipment, instruments and components are constantly developing towards integration and high precision, and the requirements for machining technology and equipment are also increasing. As an indispensable part of proc...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C22C9/04C22C1/03C22F1/08
CPCC22C1/03C22C9/04C22F1/08
Inventor 朱志军汪积武朱翰钦朱心怡
Owner 黄山名伦精密五金有限公司
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