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Titanium alloy for damping bicycle frame and preparation method thereof

A titanium alloy and bicycle technology, applied in the field of titanium alloy, can solve the problems of easy rust, easy breakage, and limited load-bearing capacity of the frame, and achieve the effects of strong fatigue resistance, non-deformation, and strong load-bearing capacity

Inactive Publication Date: 2015-11-04
TAICANG JUNHAO BICYCLE TECH CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] With the increasing congestion of urban traffic, bicycles are gradually favored by consumers and have become an important means of transportation for people to travel. However, the frame of bicycles is prone to rust, easy to break after long-term use, and limited load-bearing capacity. and other issues, and with the development of science and technology, people's requirements for bicycles are getting higher and higher, especially when riding on rough roads, in order to increase comfort, research on bicycle materials that can absorb shocks also needs to be solved urgently

Method used

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  • Titanium alloy for damping bicycle frame and preparation method thereof

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Effect test

Embodiment 1

[0018] A titanium alloy for a shock-absorbing bicycle frame. The main elements of the titanium alloy are: 0.6% cobalt element, 0.5% nickel element, 1% iron element, 0.5% silicon element, 0.3% molybdenum element, and aluminum element 0.2%, the balance is titanium and unavoidable impurities. Impurities include phosphorus, sulfur, and selenium. Phosphorus 0.1%, sulfur 0.1%, selenium 0.1%.

[0019] The preparation method of the titanium alloy that can absorb shock bicycle frame, comprises the following steps:

[0020] 1) Weigh titanium alloy, silicon-aluminum alloy and cobalt-nickel alloy as raw materials according to weight percentage respectively, add them to the melting furnace and heat at 800°C to melt all the materials in the melting furnace. The melting time is 10 hours, and add phosphorus removal agent and desulfurization agent Remove sulfur and phosphorus elements;

[0021] 2) Pass N into the melting furnace 2 -Cl 2 Mixed gas, refined at a temperature of 700°C for 10...

Embodiment 2

[0028] A titanium alloy for a shock-absorbing bicycle frame. The main elements of the titanium alloy are: 3.0% cobalt element, 2.0% nickel element, 2% iron element, 0.7% silicon element, 0.4% molybdenum element, and aluminum element 0.3%, the balance is titanium and unavoidable impurities. Impurities include phosphorus, sulfur, and selenium. Phosphorus 0.05%, sulfur 0.06%, selenium 0.03%.

[0029] The preparation method of the titanium alloy that can absorb shock bicycle frame, comprises the following steps:

[0030] 1) Weigh titanium alloy, silicon-aluminum alloy and cobalt-nickel alloy as raw materials according to weight percentage, add them to the melting furnace and heat at 830°C to melt all the materials in the melting furnace. The melting time is 8 hours, and add phosphorus removal agent and desulfurization agent at the same time Remove sulfur and phosphorus elements;

[0031] 2) Pass N into the melting furnace 2 -Cl 2 Mixed gas, refined at a temperature of 750°C ...

Embodiment 3

[0038] A titanium alloy for a shock-absorbing bicycle frame, the main elements of the titanium alloy are composed of: the main elements of the titanium alloy are: 1.8% of cobalt element, 1.25% of nickel element, 1.5% of iron element, 0.6% of silicon element, Molybdenum element 0.35%, aluminum element 0.25%, the balance is titanium and unavoidable impurities. Impurities include phosphorus, sulfur, and selenium. Phosphorus 0.02%, sulfur 0.03%, selenium 0.05%.

[0039] The preparation method of the titanium alloy that can absorb shock bicycle frame, comprises the following steps:

[0040] 1) Weigh titanium alloy, silicon-aluminum alloy and cobalt-nickel alloy as raw materials according to weight percentage respectively, add them to the melting furnace and heat at 815°C to melt all the materials in the melting furnace. The melting time is 9 hours, and add phosphorus removal agent and desulfurization agent at the same time Remove sulfur and phosphorus elements;

[0041] 2) Pass...

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Abstract

The invention discloses titanium alloy for a damping bicycle frame. The titanium alloy is mainly composed of 0.6%-3.0% of cobalt, 0.5%-2.0% of nickel, 1%-2% of iron, 0.5%-0.7% of silicon, 0.3%-0.4% of molybdenum, 0.2%-0.3% of aluminum, and the balance titanium and inevitable impurities. The invention further discloses a preparation method of the titanium alloy for the damping bicycle frame. According to the titanium alloy for the damping bicycle frame and the preparation method thereof, cobalt-nickel alloy is selected to be used as a smelting material, and the cobalt-nickel alloy has a damping function; moreover, other alloy and the cobalt-nickel alloy are smelted together, so that the comprehensive properties such as the strength and the plasticity are better; the electric bicycle frame is made of the titanium alloy, so that the corrosion resistance is high, deformation is not prone to happen, the bearing capacity is high, the anti-fatigue ability is high, and the damping effect is good. A phosphate removing agent and a desulfurizing agent are used for removing the impurities in the titanium alloy in the preparation method, hence, the quality of the bicycle frame which is made of the titanium alloy is made better, and the damping performance is more excellent.

Description

technical field [0001] The invention belongs to the technical field of titanium alloys, in particular to a titanium alloy used for a shock-absorbing bicycle frame and a preparation method thereof. Background technique [0002] With the increasing congestion of urban traffic, bicycles are gradually favored by consumers and have become an important means of transportation for people to travel. However, the frame of bicycles is prone to rust, easy to break after long-term use, and limited load-bearing capacity. and other issues, and with the development of science and technology, people have higher and higher requirements for bicycles, especially when riding on rough roads, in order to increase comfort, research on bicycle materials that can absorb shocks also needs to be solved urgently. Contents of the invention [0003] Purpose of the invention: Aiming at the problems of the prior art, the first purpose of the present invention is to provide a titanium alloy for a shoc...

Claims

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Application Information

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IPC IPC(8): C22C14/00C22C1/02
Inventor 肖建明
Owner TAICANG JUNHAO BICYCLE TECH CO LTD
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