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发明名称
一种外部注水式金刚石钻头
摘要
本实用新型公开了一种金刚石钻头。它的钻头体尾部边缘有一环形挡水台,工作时将水浇在尾部平台上,挡水台可将水挡住。在尾部端面上有一些进水孔,挡住的水在重力的作用下注入钻头内部,排出钻粉并冷却钻头。这种金刚石钻头结构简单、造价低,不使用专用钻孔设备,可在台钻和手电钻上使用。广泛用于石材加工厂及建筑装修公司对大理石、花岗岩制品、石材家具及工艺品、玻璃、瓷砖等的钻孔作业。
申请公布号
CN2425758Y
申请公布日期
2001.04.04
申请号
CN00205736.0
申请日期
2000.02.21
申请人
杨金海
发明人
杨金海
分类号
B28D1/14
主分类号
B28D1/14
代理机构
代理人
主权项
1.一种用于硬脆非金属材料钻孔作业的金刚石钻头,由金刚石刀头、钻头体和联接柄组成,其特征在于钻头体尾部平面的边缘有一环形档水台,尾部平面上有若干进水孔。
地址
300161天津市河东区建新路1号海洋信息中心印刷厂
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