公开(公告)号：US20210205870A1

公开(公告)日：2021-07-08

申请号：US16759128

申请日：2019-09-10

申请人： NANJING UNIVERSITY OF POSTS AND TELECOMMUNICATIONS

发明人： Fengyu XU ,  Sen YANG ,  Fan LV ,  Guoping JIANG ,  Jingjin SHEN

IPC分类号： B21D22/02 ,  B41K3/36 ,  B41K3/44 ,  B41K3/62

摘要： A metal workpiece indentation marking device, comprising a frame, a striking head, an automatic marking die, a gripper and a two-dimensional moving mechanism, wherein the top of the striking head is connected to the frame; the striking head can move up and down; the automatic marking die is fixedly disposed at the bottom of the striking head; a clamping jaw for clamping a metal workpiece is disposed at the top of the gripper; the gripper can move back and forth or left and right under the action of the two-dimensional moving mechanism, such that a position to be marked at the top of the metal workpiece can be located under the automatic marking die.