Patents Assigned to ALLGAIER WERK GmbH
  • Publication number: 20160207093
    Abstract: A device for forming a sheet-metal blank, the device comprising: a press frame; a tool top part including an outer die and an inner die; a tool base part including a punch and a sheet-metal holder; at least one drive assigned to the tool top part and/or the tool base part; and an annular sheet-metal holder surrounding the punch and having a support face; wherein one drive is in each case assigned to the inner die on the one hand, and to the outer die and the sheet metal holder on the other hand, and the one drive displaces the inner die and the outer die at different speeds in the drawing direction. A method of forming a sheet-metal blank comprises using the device during a starting period, an intermediate phase, and a final phase where the movement and/or direction of the two dies vary.
    Type: Application
    Filed: March 29, 2016
    Publication date: July 21, 2016
    Applicant: ALLGAIER WERK GmbH
    Inventors: Michael Wolf, Ottmar Lehr, Dieter Waidmann, Peter König, Klaus Leinmüller