| 粉末冶金曲轴主轴承盖的研制 |
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| 引用本文： | 曹燕,宋正和,王明.粉末冶金曲轴主轴承盖的研制[J].精密成形工程,2012,4(4):49-52. |
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| 作者姓名： | 曹燕 宋正和 王明 |
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| 作者单位： | 1. 江苏泰州职业技术学院机电学院,江苏泰州,225300
2. 泰州市公安局,江苏泰州,225300 |
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| 基金项目： | 江苏省精密制造工程研发中心开放基金资助项目，泰州职业技术学院2011年重点科研课题 |
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| 摘 要： | 分析了汽车发动机曲轴主轴承盖473QB的结构和性能特点，采用粉末冶金材料取代铸铁或球墨铸铁，降低了生产成本。制定了合理的开发方案，确定了材料配方、生产工艺流程，并设计了模具。通过试制进行产品金相分析，改进了粉末冶金工艺和模具结构，成功研制出了符合要求的可承受复杂载荷的粉末冶金曲轴主轴承盖。
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| 关 键 词： | 粉末冶金 主轴承盖 材料 工艺 模具 |
| 收稿时间： | 3/1/2012 12:00:00 AM |
| 修稿时间： | 2012/7/10 0:00:00 |
Development of Main Bearing Cover For Crankshaft by Powder Metallurgy Process |
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| CAO Yan,SONG Zheng-he and WANG Ming.Development of Main Bearing Cover For Crankshaft by Powder Metallurgy Process[J].Journal of Netshape Forming Engineering,2012,4(4):49-52. |
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| Authors: | CAO Yan SONG Zheng-he and WANG Ming |
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| Affiliation: | 1.Department of Mechanical and Electronic Engineering,Taizhou Polytechnical College,Taizhou 225300,China;2.Taizhou Public Security Bureau,Taizhou 225300,China) |
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| Abstract: | The structure and performance characteristics of the main bearing cover 473QB for automotive engine crankshaft are analyzed.Powder metallurgy is used instead of cast iron or spheroidal graphite cast iron.The production cost is reduced.Rational scheme is made which determines the material composition and process flow,and the mould is designed.By testing and metallographic analysis the powder metallurgy process and mould structure are improved.The powder metallurgy main bearing cover for crankshaft which can bear complex load and meet requirement is developed successfully. |
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| Keywords: | powder metallurgy main bearing cover material process mould |
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