公开(公告)号：US20040121705A1

公开(公告)日：2004-06-24

申请号：US10729913

申请日：2003-12-09

Applicant: NSK LTD.

Inventor： Kazumi Matsuzaki ,  Etsuo Kanakubo

IPC: B24B049/00 ,  B24B051/00 ,  B24B005/00

CPC classification number: B24B35/00 ,  B24B19/06

Abstract: The superfinishing apparatus according to the present invention includes a frame 51 for holding the entirety of the apparatus, a cam shaft 52 attached to the frame 51 so as to rotate freely, first and second eccentric cams 53, 54 which are attached to the cam shaft 52 and rotate with a phase difference of 180 degrees therebetween, a first vibrator 55 having a polygonal shape in its section which moves in a sliding manner in accordance with the rotation of the first eccentric cam 53, a second vibrator 57 having a polygonal shape in its section which is disposed so as to oppose to the first vibrator 55 through the cam shaft 52 and moves in a sliding manner in accordance with the rotation of the second eccentric cam 54, air bearings 59, 60 for supporting the first vibrator 55 and the second vibrator 57, and a superfinishing stone 61 attached to the first vibrator 55 or the second vibrator 57.

Abstract translation: 根据本发明的超精加工装置包括用于保持整个装置的框架51，安装到框架51以便自由旋转的凸轮轴52，安装到凸轮轴的第一和第二偏心凸轮53,54 并且在其间以180度的相位差旋转，在其截面中具有多边形形状的第一振动器55，其根据第一偏心凸轮53的旋转以滑动方式移动，具有多边形形状的第二振动器57 其部分设置成通过凸轮轴52与第一振动器55相对，并且根据第二偏心凸轮54的旋转以滑动方式移动，用于支撑第一振动器55的空气轴承59,60和 第二振动器57和连接到第一振动器55或第二振动器57的超精加工石61。