| 汽车气门电镦工艺的改进 |
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| 引用本文： | 叶扬.汽车气门电镦工艺的改进[J].锻压装备与制造技术,2003,38(4):39-41. |
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| 作者姓名： | 叶扬 |
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| 作者单位： | 济南汽车配件厂技术中心,山东,济南,250022 |
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| 摘 要： | 介绍了气门电镦工艺的改进及其电镦机液压控制回路的特征，分析了大气门电镦工艺与一般气门电镦工艺的差别。为防止大气门毛坯在热镦粗过程中产生的折叠、过烧等缺陷，在设计设备时改变了原有的液压控制和电气控制原理。
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| 关 键 词： | 塑性加工 电锻 电墩机 液压系统 汽车 气门 |
| 文章编号： | 1672-0121(2003)04-0039-02 |
| 修稿时间： | 2003年3月2日 |
Improvement on Electri Upset Forging Technology of Automotive Air Valve |
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| YE Yang.Improvement on Electri Upset Forging Technology of Automotive Air Valve[J].China Metalforming Equipment & Manufacturing Technology,2003,38(4):39-41. |
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| Authors: | YE Yang |
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| Abstract: | Improvement on electri upset forging technology of air valve and features of hydraulic control loop of elec-tri upset forging machine have been introduced with analysis of electri upset forging technology difference between large air valve and general one.Original control principle of hydraulic and electric system have been changed in de-sign of equipment to avoid defects such as folding,burning etc produced in upsetting of large air valve preform. |
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| Keywords: | Plastic Processing Electri upset forging technology Defects Electri upset forging machine Hydraulic system |
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