| 气门热精锻模具的正常与异常失效 |
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| 引用本文： | 石钟良,陈德生,莫东强,邹邑生,蔡莲淑,潘振鹏,王桂棠.气门热精锻模具的正常与异常失效[J].锻压技术,2001,26(5):58-60. |
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| 作者姓名： | 石钟良 陈德生 莫东强 邹邑生 蔡莲淑 潘振鹏 王桂棠 |
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| 作者单位： | 1. 广东怀集汽车配件厂
2. 广东工业大学材料学院 |
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| 摘 要： | 气门热精锻模在正常工作时其失效方式为磨损、冷热疲劳裂纹或压塌。然而由于模具加工、安装或使用不当会造成开裂，R位刮伤、毛坯卡模或平台麻坑等非正常失效。本文对各种失效形式及其对模具寿命与经济效益的影响进行了探讨。
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| 关 键 词： | 气门 失效分析 汽车 热精锻模具 |
Normal and anomalous failures of finish hot-forging die for air valves |
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| Guangdong Huaiji Auto,accessories Manufacturer,Shi zhongliang,Chen Desheng,Mo Dongqiang,Zhou Husheng,Guangdong University of Technology,Cai Lianshu,Pan Zhenpeng,Wang Guitang.Normal and anomalous failures of finish hot-forging die for air valves[J].Forging & Stamping Technology,2001,26(5):58-60. |
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| Authors: | Guangdong Huaiji Auto accessories Manufacturer Shi zhongliang Chen Desheng Mo Dongqiang Zhou Husheng Guangdong University of Technology Cai Lianshu Pan Zhenpeng Wang Guitang |
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| Affiliation: | Guangdong Huaiji Auto accessories Manufacturer Shi zhongliang Chen Desheng Mo Dongqiang Zhou Husheng Guangdong University of Technology Cai Lianshu Pan Zhenpeng Wang Guitang |
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| Abstract: | The failure mode of the air valve finish hot forging die in normal circumstance are the hot wear,collapse or hot fatigue crack, but the die would failed as fracturing, scratching, pitting, blank griping ect due to some anomalous circumstance This paper discuses these failures and their effects upon the die life and the economic benefits |
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| Keywords: | Air valve Forging die Failure analysis |
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