| 4L22B缸盖气孔缺陷的防止 |
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| 引用本文： | 邢继伦,李善付,孙晓刚.4L22B缸盖气孔缺陷的防止[J].中国铸造装备与技术,2012(6):34-36. |
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| 作者姓名： | 邢继伦 李善付 孙晓刚 |
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| 作者单位： | 山东凯马铸造有限公司,山东莱阳,265200 |
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| 摘 要： | 通过采取降低水套芯发气量、在水套芯内部设置气路、对排气针优化改进，设计烘芯板、采用整体组芯进行回火等措施，降低了缸盖气孔缺陷，使气孔废品率由原来的20％降低到5％以下。
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| 关 键 词： | 气孔 烘芯板 整体组芯回火 |
Prevention of Blowhole of Model 4L22B Cylinder Head |
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| XING JiLun
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LI ShanFu
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SUN XiaoGang.Prevention of Blowhole of Model 4L22B Cylinder Head[J].China Foundry Machinery & Technology,2012(6):34-36. |
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| Authors: | XING JiLun LI ShanFu SUN XiaoGang |
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| Affiliation: | (Kaima Foundry Co.Ltd., Laiyang 265200, Shandong China) |
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| Abstract: | With measures such as use of lower gas generation jacket core, with gas path arranged inside the water jacket core, optimization design of the venging needle, core drying plate, tempering of the whole group of core,cylinder head hole defect has reduced and stomatal scrap rate has lowered from 20% to under 5%. |
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| Keywords: | Blowhole Core drying board Overall group core tempering |
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