Mandrel for a Milling Cutter
OwnerSebastien Hopfner, Alain Freyermuthinventors
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Abstract
The present invention relates to a mandrel for a milling cutter holder, which consists of a mounting body (1) for mounting on a tool holder and is equipped with a fixation hub (2) of a milling cutter body (3). Mandrel for a milling cutter holder characterized in that the fixation hub (2) of a milling cutter body (3) is water expandable. The invention can be applied more particularly in the field of accessories for machine tools, with digital control, for machining centers, cells and workshops with multiple purposes.
Claims4
Mandrel for a milling cutter holder, comprising a mounting body (1) for mounting on a tool holder and is equipped with a fixation hub (2) of a milling cutter body (3), characterized in that the fixation hub (2) of a milling cutter body (3) is hydraulically extendible and presents an external sleeve (4) which is provided with an annular chamber (4′) having an external wall of small thickness, where this chamber is connected to a pressurization means (5) which traverses the body (1).
(canceled)
Dependencies are inferred from the claim text.