【作者】 薛飞； 陆敏恂； 徐宝富；

【Author】 Xue Fei , Lu Minxun , Xu Bao fu (Department of Mechanical Engineering, Tongji University,Shanghai 20092,China)

【机构】 同济大学机械工程系；

【摘要】 冲击头是在现代工程机械中获得了广泛应用的非开挖气动穿孔机的主要部件。本文介绍了冲击头的工作过程、结构,重点分析了气动穿孔机冲击头工作时在土壤中的挤压效应机理。更多还原

【Abstract】 Pounding head is a main part of no-dig underground puncher by pneumatic power,which has bees widely used in modern mechanic engineer. This article is meant to point out the working procession and the structure of the pounding head, mainly analysis the extruding principle of pounding head in pneumatic impact puncher, when it is working underground.更多还原