金刚石薄壁钻的制造及在建筑工程中的应用

Manufacture of Thin Wall Diamond Drilling Bit and Its Application in Construction Engineering

本文介绍了金刚石钻头在国内外建筑工程中的应用情况。着重介绍了作者研制的金刚石薄壁钻头在几项重大工程中的使用情况,给出了合适的使用参数,比较了钻进效率,分析了刀齿磨损情况,提出了金刚石薄壁钻在制造和使用中应注意的问题。

Application of diamond drill bits in masonry engineering home and abroad is presented. Applicable parameters of the diamond thin wall drill bit developed by the authors are proposed. Drilling efficiency of different bits is compared. Wear of the bit segments is analysed. Some points to be paid attention to during manufacture and application are put forward.