环氧胶粘剂在取芯钻头上的应用

The Application of Epoxy Adhesive to Coring Bit

本文用环氧胶粘剂镶嵌粘接方法代替传统的氧炔管高温吹焊方法粘接硬质合金取芯钻头。介绍了钻头体设计,胶的配方,粘接工艺以不粘接型与铜焊型取芯钻头使用情况对比等。

On the batit of analysing the conttrutction and composition of hard metal coring bit for geologic exploration, and after a long repeated improvement exploration and test, the writer adopted a new technique of epoxy adhesive for inlaying hard metal coring bit.