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本文作者通过8 1/2“XHP 3型牙轮钻头主轴承的磨损试验得出,提高牙轮钻头钻进效率的途径是合理地配置钻压和转速,并研制高温钻头润滑脂。
Through the wear test of main bearing of 8 1/2 ”XHP 3 type roller bit, the author of this paper draws the conclusion that the way to improve the drilling efficiency of roller bit is to allocate the weight and rotation speed rationally and to develop the high temperature bit grease.