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特高多层胎体孕镶金刚石钻头设计与数值模拟

Qibin SUN,Lina SHEN,Gansheng YANG,Guoliang TIAN,Hailong RUAN,Xi CHEN

Coal Geology & Exploration（2020）

Cited 1|Views9
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Abstract
针对金刚石钻头寿命受限于钻头胎体高度的问题,提出了一种新型多层特高胎体孕镶金刚石钻头的设计方案.钻头设计中,引入了偏心交错切削齿、交替式水口以及挡水片结构,保证了多层特高胎体钻头的冷却及有效钻进.通过强度及水力流场模拟,校核了钻头强度,验证了水路结构的合理性,并进一步实现了钻头成品加工制造.该钻头打破钻头胎体高度的限制,为大幅提高钻头寿命提供了新的思路.
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