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高精度镗孔机

申请公布号:CN2631674Y

申请号:CN03249259.6

申请日期:2003.06.27

申请公布日期:2004.08.11

申请人:
东方汽轮机厂

发明人:张发;孙惠芳;胡雪原;王德贵

分类号:B23B41/16

主分类号:B23B41/16

代理机构:
德阳三星专利事务所

代理人:刘克勤;王兴雯

地址:618201四川省德阳市汉旺镇

摘要:本实用新型公开了一种高精度镗孔机,包括动力装置、主轴箱、进给箱、镗杆、夹具,所述动力装置采用无级调速变频电动机;主轴箱的传动机构采用圆弧圆柱蜗轮蜗杆减速器;夹具设有同心定位器;镗杆的两端均有支承。本镗孔机具有如下优点:1.被加工孔精度高,粗糙度、圆柱度好;2.拆卸安装简单方便,对位找正准确简捷,加工效率高,工期短;3.结构紧凑,占用空间小,适用工况范围广;4.操作简单,工人劳动强度小。它用于不便移动的设备现场镗孔,尤其适用于汽轮机转子对轮联结孔镗孔。

主权项:1.一种高精度镗孔机,包括动力装置、主轴箱、进给箱、镗杆、夹具,其特征在于:所述动力装置采用无级调速变频电动机,所述主轴箱的传动机构采用圆弧圆柱蜗轮蜗杆减速器,所述夹具设有同心定位器,所述镗杆的两端均有支承。

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