Vehicle engine cover and treatment process thereof

A treatment process and hood technology, which is applied to vehicle components, upper structure sub-assemblies, coatings, etc., can solve the problems of short service life and non-wear resistance of the hood, and achieve short construction period, convenient construction and good durability grinding effect

Inactive Publication Date: 2018-05-11
SUZHOU NIUDONG PRECISION MFG TECH CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] Auto parts are the various units that make up the whole car and a product that serves the car. With the increasingly fierce competition in the auto parts processing market, the popularization of the concept of environmental protection, and the continuous upgrading and application of technology, the international auto parts processing parts industry In recent years, it has shown the following development characteristics: the globalization of auto parts processing and procurement, the speed of transfer of auto parts processing industry, etc. The hood is a kind of auto parts. heat, effectively protect the paint on the surface of the hood, and prevent aging, but the existing hood has a short service life and is not wear-resistant

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0031] The present embodiment provides a kind of automobile engine cover, comprises engine cover body, embedded part and mounting part, is characterized in that: engine cover body comprises the following components by mass percentage:

[0032] C: 0.2%, Mg: 0.3%, Mn: 0.1%, Si: 3%, P: 0.003%, S≤0.0025%, Mo: 0.1%, Ni: 0.02%, Cr: 3%, V: 0.1%, Ca: 0.05%, Cu: 0.01%, B: 0.001%, rare earth: 0.1%, the balance is aluminum and unavoidable impurities;

[0033] Rare earth elements include the following components by mass percentage: Y: 4%, Gd: 13%, Sm: 7%; Sc: 11%, the rest is La, and the sum of the above components is 100%.

[0034] The processing technology of above-mentioned automobile engine cover specifically comprises the following steps:

[0035] (1) Polish the engine cover body with sandpaper, then clean the polished surface with acetone, and then dry it naturally. , and then wash the surface with acetone again, dry it naturally, heat it to 80°C, and keep it warm for 5 minutes be...

Embodiment 2

[0045]The present embodiment provides a kind of automobile engine cover, comprises engine cover body, embedded part and mounting part, is characterized in that: engine cover body comprises the following components by mass percentage:

[0046] C: 0.4%, Mg: 0.5%, Mn: 0.2%, Si: 5%, P: 0.005%, S≤0.0025%, Mo: 0.3%, Ni: 0.04%, Cr: 5%, V: 0.3%, Ca: 0.06%, Cu: 0.04%, B: 0.002%, rare earth: 0.3%, the balance is aluminum and unavoidable impurities;

[0047] The rare earth elements include the following components by mass percentage: Y: 8%, Gd: 15%, Sm: 9%; Sc: 13%, the rest is La, and the sum of the above components is 100%.

[0048] The processing technology of above-mentioned automobile engine cover specifically comprises the following steps:

[0049] (1) Polish the engine cover body with sandpaper, then clean the polished surface with acetone, and then dry it naturally. , and then wash the surface with acetone again, dry it naturally, heat it to 95°C, and keep it warm for 10 minute...

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PUM

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Abstract

The invention discloses a vehicle engine cover. The vehicle engine cover comprises an engine cover body, an embedded piece and a mounting piece; and the engine cover body comprises the following components in percentage by mass: 0.2-0.4% of C, 0.3-0.5% of Mg, 0.1-0.2% of Mn, 3-5% of Si, 0.003-0.005% of P, S not more than 0.0025%, 0.1-0.3% of Mo, 0.02-0.04% of Ni, 3-5% of Cr, 0.1-0.3% of V, 0.05-0.06% of Ca, 0.01-0.04% of Cu, 0.001-0.002% of B, 0.1-0.3% of rare earth, and the balance of aluminum and inevitable impurities. The invention further designs a treatment process of the vehicle engine cover; the treatment process is simple and feasible; and the treated engine cover is long in service life and low in cost.

Description

technical field [0001] The invention belongs to the field of automobile manufacturing, and in particular relates to an automobile engine cover and a processing technology thereof. Background technique [0002] Auto parts are the various units that make up the whole car and a product that serves the car. With the increasingly fierce competition in the auto parts processing market, the popularization of the concept of environmental protection, and the continuous upgrading and application of technology, the international auto parts processing parts industry In recent years, it has shown the following development characteristics: the globalization of auto parts processing and procurement, the speed of transfer of auto parts processing industry, etc. The hood is a kind of auto parts. The heat can effectively protect the paint on the surface of the hood and prevent aging, but the existing hood has a short service life and is not wear-resistant. Contents of the invention [0003...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C22C21/00C22C21/02C09D163/00C09D7/61C09D7/62C09D7/63C09D7/65C09D5/10B62D25/10
CPCC22C21/02B62D25/105C08K2003/0812C08K2003/2224C08K2003/2227C08K2201/014C09D5/103C09D163/00C22C21/00C08L27/06C08K13/06C08K9/06C08K3/22C08K3/08C08K3/40C08K5/11C08K5/103
Inventor 冉宏敏
Owner SUZHOU NIUDONG PRECISION MFG TECH CO LTD
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