Osterwalder Ag

Michael Sollberger

Alex Wehrli

Roland Hänni

Curdin Maissen

Eric Luginbühl

Basil Kambli

Mischa Kindler

Peter Kunz

The invention relates to a press device () for a powder press () for producing pellets from a compressible material, wherein the powder press () comprises a press frame () that has an upper and a lower frame portion, an upper and/or lower punch arrangement () which each comprise a tool, and a die arrangement (), which define a mold cavity into which the compressible material is introducible, and a drive unit () that is operatively connected to the punch arrangement () and/or the die arrangement (), wherein, in order to form the pellet, the upper and/or lower punch arrangement () and the die arrangement () are movable relative to one another along a pressing axis () by means of the drive unit () and are able to be pressed against one another. The press device () has multiple tool planes () that are arranged above one another, which each comprise a carrying element () and a push-in element () that is able to be received on the carrying element () and arrested, on which at least one of the tools is receivable.

Press device for a powder press and a tool changing system

The invention relates to a powder press () for producing a pressed article from a material that can be pressed, having a press frame (), an upper and/or lower punch assembly () and a die assembly, which define a molding cavity, into which the material that can be pressed can be introduced, and an electric drive unit () which is operatively connected to the punch assemblies () and/or the die assembly, wherein, in order to mold the pressed article, the punch assemblies () and the die assembly can be moved relative to each other along a pressing axis () and pressed against each other by means of the electric drive unit (). Furthermore, the operative connection between the electric drive unit () and one of the punch assemblies () comprises a toggle lever drive () which moves the punch assembly () into a pressing end position along the pressing axis ().

Powder press having toggle lever drive and electric drive

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Lyss, Switzerland

Michael Sollberger