Bilz Werkzeugfabrik Gmbh Co. Kg

Gerhard Babel

Michael Voss

Ulrich Zierer

Wolfgang Aichele

A tool holder is disclosed for holding a tool shaft of a tool, the tool holder having a receiving bore for receiving the tool shaft in a predetermined axial position, having a seal at an inner end of the receiving bore, and further comprising a coolant supply from a machine-side into a bore of the tool shaft, wherein the seal has an at least partially elastically deformable sealing element.

Tool holder with fluid supply

The present invention relates to a quick-change insert () for tools (), in particular thread drills (), for minimal lubrication, that is designed for detachable installation in a chuck () provided with a central lubricant channel () and for introducing the lubricant as an aerosol from the lubricant channel () into the rear end of a longitudinal bore () of an inserted tool (). A sealing body () provided with a central passage () is located in a rear receptacle () of the insert body () such that, when the tool () is inserted and installed in the chuck (), it connects the lubricant channel () and the longitudinal bore () of the tool () with each other in an at least substantially leakproof manner.

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Baltmannsweiler, Germany

Gerhard Babel