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Method for manufacturing magnesium alloy bullet train table board supporting arm

A manufacturing method and magnesium alloy technology, applied in the field of alloy material processing, can solve the problems of high cost of raw materials, poor elastic deformation resistance, etc., and achieve improved die-casting performance and corrosion resistance, good elastic deformation resistance, simple and feasible method Effect

Active Publication Date: 2016-04-13
山东银光钰源轻金属精密成型有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Although the "A High-precision Magnesium Alloy Plate and Its Preparation Method" previously submitted by the applicant has good performance in all aspects, it has defects such as poor elastic deformation resistance and high raw material cost.

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0016] A method for manufacturing a table arm of a magnesium alloy motor car, comprising the following steps: 1) preparing materials, 2) preparing auxiliary materials, 3) preheating raw materials, 4) melting, and 5) die-casting.

[0017] Specifically, the method includes the following steps:

[0018] 1) Raw material preparation: Weigh each raw material by weight for use: 1 part of neodymium, 1 part of niobium, 2 parts of glass fiber, 3 parts of zirconium, 8 parts of zinc, 10 parts of graphite, 10 parts of titanium, 25 parts of silicon, and 800 parts of magnesium;

[0019] 2) Preparation of auxiliary materials: add glass fiber and graphite to acetone in sequence, stir at 100 rpm for 6 hours, and then refrigerate at 4°C for 12 hours to obtain auxiliary materials; wherein, the mass ratio of acetone to graphite is 2:1;

[0020] 3) Raw material preheating: preheat neodymium, niobium, zirconium, zinc, titanium, silicon and magnesium at 200°C for 1 hour respectively;

[0021] 4) Mel...

Embodiment 2

[0024] A method for manufacturing a table arm of a magnesium alloy motor car, comprising the following steps: 1) preparing materials, 2) preparing auxiliary materials, 3) preheating raw materials, 4) melting, and 5) die-casting.

[0025] Specifically, the method includes the following steps:

[0026] 1) Raw material preparation: Weigh each raw material according to parts by weight: 2 parts of neodymium, 2 parts of niobium, 3 parts of glass fiber, 4 parts of zirconium, 12 parts of zinc, 15 parts of graphite, 15 parts of titanium, 30 parts of silicon, and 1200 parts of magnesium;

[0027] 2) Preparation of auxiliary materials: add glass fiber and graphite to acetone in sequence, stir at 100 rpm for 6 hours, and then refrigerate at 4°C for 12 hours to obtain auxiliary materials; wherein, the mass ratio of acetone to graphite is 2:1;

[0028] 3) Raw material preheating: preheat neodymium, niobium, zirconium, zinc, titanium, silicon and magnesium at 200°C for 1 hour respectively; ...

Embodiment 3

[0032] The process steps are the same as in Example 1, except that graphite and glass fibers are not added.

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PUM

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Abstract

The invention belongs to the field of alloy material machining, and discloses a method for manufacturing a magnesium alloy bullet train table board supporting arm. The method comprises the following steps of 1, material preparing, 2, auxiliary material preparing, 3, raw material preheating, 4, smelting and 5, pressure casting. The method is simple and feasible, and a manufactured product has the advantages of being good in mechanical property, resistant to corrosion and the like.

Description

technical field [0001] The invention belongs to the field of alloy material processing, and in particular relates to a manufacturing method of a table board support arm of a magnesium alloy train. Background technique [0002] Magnesium alloy is an alloy composed of magnesium as the base material and other elements. Due to the advantages of low density, high specific strength and specific stiffness, magnesium alloy has been widely used in fields such as aerospace, military industry, and automobiles. In recent years, the speed of aerospace and transportation vehicles is getting higher and higher, the power required is increasing, the stability of components is required to be high and reliable, and higher requirements are placed on the stiffness and elastic deformation resistance of magnesium alloys. , while ordinary magnesium alloys have poor mechanical properties and elastic deformation resistance, which cannot meet the needs of lightweight, high-strength, high-elastic mo...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C22C23/00C22C1/02B22D17/00
Inventor 孙强王守泰戴家政王前进王飞徐元丽
Owner 山东银光钰源轻金属精密成型有限公司
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