公开(公告)号：US4630980A

公开(公告)日：1986-12-23

申请号：US722819

申请日：1985-04-12

申请人： Haruaki Kubo

发明人： Haruaki Kubo

IPC分类号： B23B31/08 ,  B23B31/113 ,  B23B31/117 ,  B23B31/04

CPC分类号： B23B31/117 ,  B23B31/113 ,  Y10S279/903 ,  Y10T279/17948 ,  Y10T279/17965 ,  Y10T408/95 ,  Y10T409/30952

摘要： A chuck assembly for use in a machine tool for holding a tool element comprises a chuck body having a sleeve integrally formed therewith so as to extend in the direction, which sleeve has a support bore defined therein for the receipt and support of the tool element and also has its outer peripheral surface tapered in a direction away from the chuck body, a fastening nut having its inner peripheral surface tapered in complemental relation to the outer peripheral surface of the sleeve and helically rotatably mounted on the sleeve through a plurality of roll bearings, and a reinforcing nut threadingly mounted on the fastening nut and adapted to be engaged under pressure with the chuck body when the fastening nut has been fastened and the reinforcing nut is then fastened.

摘要翻译： 一种用于保持工具元件的机床的卡盘组件包括一个卡盘主体，该卡盘主体具有与其一体形成的套筒，以沿该方向延伸，该套筒具有限定在其中的支撑孔，用于接收和支撑工具元件， 其外周面也沿远离卡盘体的方向成锥形，紧固螺母的内周面与套筒的外周面互补地成锥形，并通过多个滚动轴承螺旋地可旋转地安装在套筒上， 以及加强螺母，其螺纹地安装在紧固螺母上，并且当紧固螺母已被紧固并且紧固螺母时，适于与卡盘主体接合。