公开(公告)号：US20220080547A1

公开(公告)日：2022-03-17

申请号：US17098966

申请日：2020-11-16

申请人： RPS

发明人： Dong Heon LEE ,  In-Soo YOOK ,  Chang Soo KIM ,  Jun Soo CHAE ,  Yoon Ho SO ,  Gwang Sin HAN ,  Woong Kyem KIM

IPC分类号： B24B1/04 ,  B23B31/26 ,  B23Q3/155

摘要： An ultrasonic spindle device with automatic tool changer is disclosed. The ultrasonic spindle device includes a housing member having an inner space along a longitudinal direction, a shaft member rotatably disposed in the inner space and having a hollow portion, an ultrasonic oscillation member disposed in the hollow portion and having a through hole, a drawbar member disposed in the hollow portion to move in a front-rear direction, a portion of the drawbar member being inserted into the through hole and passing through the ultrasonic oscillation member, a clamping member connected to a front end of the drawbar member and clamping a tool, a portion of the clamping member being disposed outside the housing member, a rotation means rotating the shaft member, and a cylinder member moving the drawbar member forward or backward along a longitudinal direction of the shaft member.