公开(公告)号：US4456410A

公开(公告)日：1984-06-26

申请号：US296357

申请日：1981-08-26

申请人： Toshio Mikiya ,  Mitihiro Shoji ,  Tadao Tanoi

发明人： Toshio Mikiya ,  Mitihiro Shoji ,  Tadao Tanoi

IPC分类号： B23B45/14 ,  B25H1/00 ,  B23B39/14

CPC分类号： B25H1/0071 ,  Y10T408/10 ,  Y10T408/554

摘要： A stabilization device for the stand of a drilling machine which comprises a casing secured to the rear of the stand and having a vertical stepped opening and a horizontal opening intersecting the vertical opening at right angles, a punch received in the casing for upward and downward movement and having a pointed projection extending downwardly from the lower end of the punch, a compression spring received in the casing to normally bias the punch downwardly and a spring loaded stop normally biased into the horizontal opening.

摘要翻译： 一种用于钻机的支架的稳定装置，包括固定在支架后部的壳体，其具有垂直的阶梯式开口和与垂直开口成直角相交的水平开口，容纳在壳体中用于上下移动的冲头 并且具有从冲头的下端向下延伸的尖突起，容纳在壳体中以将冲头向下偏置以及通常偏置到水平开口中的弹簧加载止挡件的压缩弹簧。