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发明名称
铁路专用复合钻头
摘要
一种铁路专用复合钻头,包括前端的麻花钻,中段的直刃带锥度铣刀和后端的钻柄组成,主要用于铁路钢轨端连接时钻孔中,集钻直孔和铣出锥开口孔口为一体,更便于连接固定塞钉的打入紧固,并消除因孔端口使塞钉卷皮造成的打入不紧和对孔或塞钉造成的损坏。
申请公布号
CN2215962Y
申请公布日期
1995.12.27
申请号
CN94241218.4
申请日期
1994.08.29
申请人
郭连虎;陈瑞水
发明人
郭连虎;陈瑞水
分类号
B23B51/08
主分类号
B23B51/08
代理机构
代理人
主权项
1、一种铁路专用复合钻头,其特征在于:钻柄(3)的前端为麻花钻头体(1),并平滑渡连接一带锥度的中段直刃铣刀体(2)。
地址
271000山东省泰安市东岳大街泰安电务段
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