Fette Gmbh

Wolfgang Hahn

Frank Richter

A knurling tool, with a base body featuring an axis and adapted to be clamped into a machine tool, which accommodates a holder and knurling wheels rotatably mounted in the holder, wherein knurling wheels arranged at equal circumferential distances are mounted in the holder around a wheel axis which embraces a first angle &#x3b1;with respect to the supporting axis, wherein a workpiece cone is insertable between the knurling wheels along the supporting axis and the knurling wheels embrace a second cone angle &#x3b1;, wherein the holder features three segments, each of which mounting one knurling wheel via a bearing pin, an adjustment device is provided by which the segments, being guided radially, are radially adjustable synchronously about a certain amount, and fixing means are provided which fix the adjustment device and the segments, respectively, in an occupied position.

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Schwarzenbek, Germany

Wolfgang Hahn