| Al-Si活塞挤压铸造工艺研究 |
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| 引用本文： | 程先军. Al-Si活塞挤压铸造工艺研究[J]. 特种铸造及有色合金, 2011, 31(11): 1017-1020. DOI: 10.3870/tzzz.2011.11.010 |
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| 作者姓名： | 程先军 |
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| 作者单位： | 武汉船舶职业技术学院实训中心 |
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| 摘 要： | 从铸件毛坯图与模具的设计入手,研究了190型Al-Si活塞的挤压铸造工艺。结果表明,190型Al-Si活塞挤压铸造合适的加压压力为71.3～79.2MPa,加压开始时间不超过60s,加压速度为0.004～0.006m/s,保压时间为110～130s。另外,对模具的预热、涂料、浇注与扒渣等工艺及铸造质量进行了分析。
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| 关 键 词： | 190型Al-Si活塞 挤压铸造 浇注工艺 |
Squeezing Casting Al-Si Piston |
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| Cheng Xianjun. Squeezing Casting Al-Si Piston[J]. Special Casting & Nonferrous Alloys, 2011, 31(11): 1017-1020. DOI: 10.3870/tzzz.2011.11.010 |
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| Authors: | Cheng Xianjun |
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| Affiliation: | Cheng Xianjun(Wuhan Institute of Shipbuilding Technology) |
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| Abstract: | Based on blanking drawing of piston and design of mould,squeezing casting 190 type Al-Si piston was conducted.The rational processing parameters for squeezing casting 190 type Al-Si alloy piston are as follows:pressure of 71.3~79.2 MPa,pressure time less than 60 s,pressure velocity of 0.004~0.006 m/s,and holding pressure time of 110~130 s.In addition,the pre-heating of mould,coating and pouring as well as slag removal were described. |
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| Keywords: | 190 Type Al-Si Piston Squeezing Casting Pouring |
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