| 大切削具钻头回转钻进的分析 |
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| 引用本文：石永泉.大切削具钻头回转钻进的分析[J].钻探工程,1997,(6):38-39,56.. Analysis of Rotary Drilling with Large Cutting Element Drill Bits[J]. Drilling Engineering, 1997,(6):38-39,56. |
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| 石永泉 |
| 成都理工学院!成都，610059 |
| 基金项目:成都理工学院科研基金!P09（10） |
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| 中文摘要:根据刃具斜切入破岩的一些试验研究成果，分析了大切削具钻头的钻进过程，推导出了大切削具钻头进行回转钻进的机械钻速公式。 |
| 中文关键词:刃具,斜切入,大切削具钻头,机械钻速 |
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| Analysis of Rotary Drilling with Large Cutting Element Drill Bits |
| Shi Yongquan |
| Chengdu University of Technology Chengdu 610059 |
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| Abstract:On the basis of experiment results from rock fragmentation by slantly penetrated cutting toolsthe drilling process of large cutting element drill bits is analysed and the penetration rate formulae for large cutting element drill bits in the case of rotary drilling is also derived. |
| keywords:slant penetration, cutting tool, large cutting element drill bit, penetration rate |
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