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US 12,145,232 B2Granted
Anterior spindle device for use on a machine tool
AssigneeDMG MORI Ultrasonic Lasertec GmbH
InventorsJens Ketelaer, Gaston Schwenk, Fabian Franzmann
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Abstract
The present invention relates to an anterior spindle device for use on a machine tool, comprising a clamping interface 12 for clamping the anterior spindle device on a work spindle of the machine tool, an anterior spindle unit 14 with a spindle 14a for driving a drilling tool clamped on the spindle 14a, a drive 15 for exerting a force on the anterior spindle unit 14, and an electromagnetic actuator 16 for exerting a counterbalancing force opposite to the force of the drive 15 on the anterior spindle unit 14.
Claims31
An anterior spindle device for use on a machine tool (100), comprising:
- a clamping interface (12) for clamping said anterior spindle device on a work spindle (103) of said machine tool (100);
- an anterior spindle unit (14) with a spindle (14a) for driving a drilling tool clamped on said spindle (14a);
- and
- a drive (15) for exerting a force on said anterior spindle unit (14),
- characterized by
- an electromagnetic actuator (16) for exerting a counterbalancing force opposite to the force of said drive (15) on said anterior spindle unit (14).
3 more elements
Dependencies are inferred from the claim text.