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Processing technology for automobile hub surface

A technology for the surface treatment of automobile wheels, which is applied in heat treatment furnaces, heat treatment equipment, manufacturing tools, etc., can solve the problems of complex surface treatment process of automobile wheels, insufficient smoothness of the surface of the wheels, and increased production costs, so as to achieve the effect of less spots and spray paint Good, life-enhancing effect

Inactive Publication Date: 2017-06-13
安徽世强机械制造有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] However, the surface of the automobile wheel in the prior art is not smooth enough, the corrosion resistance is poor, the service life is short, and the surface treatment process of the automobile wheel is relatively complicated, which increases the production cost

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0017] A surface treatment process for an automobile wheel hub, comprising:

[0018] (1) Degreasing: Put the car hub into a sodium dodecylbenzenesulfonate solution with a mass concentration of 0.28%, soak it at 60°C for 2 hours, then filter, heat the surface to 150°C, and keep it warm for 30min. Natural cooling to room temperature;

[0019] (2) Alkali washing: Use a high-pressure water gun to rinse the surface of the automobile wheel hub with an alkaline solution for 15 minutes. The temperature of the alkaline solution is 62° C., and the injection pressure is 8 MPa. The alkaline solution is made of the following components by weight percentage: sodium carbonate 4.2% , sodium polyacrylate 0.3%, sodium lignosulfonate 0.1%, and the rest is water;

[0020] (3) Water washing: Use a high-pressure water gun tank to rinse the surface of the car wheel hub with pure water for 15 minutes. The temperature of the pure water is 60°C and the injection pressure is 8MPa;

[0021] (4) Electro...

Embodiment 2

[0028] A surface treatment process for an automobile wheel hub, comprising:

[0029] (1) Degreasing: Put the car hub into a sodium dodecylbenzenesulfonate solution with a mass concentration of 0.28%, soak it at 70°C for 2 hours, then filter, heat the surface to 160°C, keep it warm for 30min, and then, Natural cooling to room temperature;

[0030] (2) Alkaline cleaning: use a high-pressure water gun to rinse the surface of the automobile wheel hub with an alkaline solution for 18 minutes. The temperature of the alkaline solution is 65° C., and the injection pressure is 10 MPa. The alkaline solution is made of the following components by weight percentage: sodium carbonate 4.2% , sodium polyacrylate 0.3%, sodium lignosulfonate 0.1%, and the rest is water;

[0031] (3) Water washing: Use a high-pressure water gun tank to wash the surface of the car wheel hub with pure water for 15 minutes. The temperature of the pure water is 80°C and the injection pressure is 10MPa;

[0032] (...

Embodiment 3

[0039] A surface treatment process for an automobile wheel hub, comprising:

[0040] (1) Degreasing: Put the car hub into a sodium dodecylbenzenesulfonate solution with a mass concentration of 0.28%, soak it at 64°C for 2 hours, then filter, heat the surface to 155°C, keep it warm for 30min, and then, Natural cooling to room temperature;

[0041] (2) Alkaline cleaning: use a high-pressure water gun to rinse the surface of the automobile wheel hub with an alkaline solution for 17 minutes. The temperature of the alkaline solution is 63° C., and the injection pressure is 9 MPa. The alkaline solution is made of the following components by weight percentage: sodium carbonate 4.2% , sodium polyacrylate 0.3%, sodium lignosulfonate 0.1%, and the rest is water;

[0042] (3) Water washing: Use a high-pressure water gun tank to rinse the surface of the car wheel hub with pure water for 15 minutes. The temperature of the pure water is 70°C and the injection pressure is 9MPa;

[0043] (4...

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PUM

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Abstract

The invention discloses a processing technology for the automobile hub surface. The processing technology comprises the steps of (1) oil stain removing; (2) alkaline cleaning; (3) water cleaning; (4) electrolytic polishing; (5) laser processing; (6) pickling; and (7) water cleaning. The processing technology for the automobile hub surface is simple, the corrosion resistant capacity of the automobile hub surface is improved greatly, the surface can prevent oil stains, the process is simple, and energy consumption is low.

Description

technical field [0001] The invention relates to the field of surface treatment of auto parts, in particular to a surface treatment process of an automobile wheel hub. Background technique [0002] In the 20th century, with the development of society, the demand for automobiles is also increasing. Wheels are an important component of automobiles. The performance of wheels is directly related to the performance of the entire automobile. [0003] However, the surface of the automobile wheel in the prior art is not smooth enough, the corrosion resistance is poor, the service life is short, and the surface treatment process of the automobile wheel is relatively complicated, which increases the production cost. Contents of the invention [0004] The purpose of this invention is to provide a kind of automobile wheel hub surface treatment process, realize by following technical scheme: [0005] A surface treatment process for an automobile wheel hub, comprising: [0006] (1) Deg...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C23G1/24C23G1/14C23G5/00C25F3/16C21D1/09C21D9/00C23G1/02
CPCC21D1/09C21D9/0068C23G1/02C23G1/14C23G1/24C23G5/00C25F3/16
Inventor 张家荣
Owner 安徽世强机械制造有限公司
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