Sauer Gmbh

Dmg Mori Ultrasonic Lasertec Gmbh

Sauer Ultrasonic Gmbh

Gaston Schwenk

Jens Ketelaer

Manuel Praetorius

Fabian Franzmann

Florian Feucht

Hans-Jörg Pucher

The present invention relates to an anterior spindle device for use on a machine tool, comprising a clamping interfacefor clamping the anterior spindle device on a work spindle of the machine tool, an anterior spindle unitwith a spindlefor driving a drilling tool clamped on the spindle, a drivefor exerting a force on the anterior spindle unit, and an electromagnetic actuatorfor exerting a counterbalancing force opposite to the force of the driveon the anterior spindle unit

Anterior spindle device for use on a machine tool

The invention relates to a spindle device (), comprising: a tool holder () for holding a tool or a tool interface; a spindle drive comprising a spindle rotor () for rotationally driving the tool holder (); an electrical load (), which is arranged on the side of the spindle rotor () facing the tool holder (); and a coil unit () for supplying electrical energy to the electrical load (); wherein the coil unit () is arranged on the side of the spindle rotor () facing away from the tool holder ().

Spindle device and machine tool having a spindle device

The present invention relates to a coupling system for use at a spindle apparatus of a machine tool, comprising an energy transmission unit with a transmitter coil unit for the contact-free transmission of electrical energy to a receiver coil unit of a tool interface unit with an electrical load and a tool interface portion for accommodation in a tool support of a work spindle of the spindle apparatus, and a coupling interface unit having an interface body element attachable to the spindle apparatus and a second coupling element which is configured to be coupled to a first coupling element of the energy transmission unit by means of a releasable connection.

Coupling system for use with a spindle apparatus of a machine tool

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Simmern, Germany

Gaston Schwenk