发明申请
US20020127074A1 Inside broaching machine 有权
内部拉床

  • 专利标题: Inside broaching machine
  • 专利标题(中): 内部拉床
  • 申请号: US10094925
    申请日: 2002-03-08
  • 公开(公告)号: US20020127074A1
    公开(公告)日: 2002-09-12
  • 发明人: Lothar Gierth
  • 优先权: DE20104159.6 20010309
  • 主分类号: B23D037/10
  • IPC分类号: B23D037/10 B23D041/04
Inside broaching machine
摘要:
An inside broaching machine having an upper pressure cylinder and a lower drawing cylinder that can be displaced in a machine rack. A machine table with receiving means, receives work pieces in parallel, and the broaching tools extending through the machine table each can be locked on the pressure carriage and the drawing carriage in tool holders. The machine exerts pressure and tensile force in the course of the broaching operation. The broaching tools are held clamped on the pressure carriage and the drawing carriage in radially clamping tool holders through the broaching operation. The two carriages are coupled in a force-locked manner.
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