Patent ID: 7147410
Filing Date: 2006-12-12
Classification: B23B,B23Q,Y10T

Abstract:
1. A tool head for securing a tool in a machine tool, the tool head comprising: a stationary spindle bearing housing; a spindle rotatably supported in the spindle bearing housing; an auxiliary housing fixedly connected to an end face of the spindle bearing housing; a separate modular tool changing insert for receiving a tool, wherein the tool changing insert is arranged on the spindle or the holder and is rotatably supported in the auxiliary housing; wherein the tool changing insert is separately exchangeable relative to the spindle or the holder without having to exchange the auxiliary housing; wherein a tool is introduced into and preadjusted within the tool changing insert externally to the machine tool; an internal cooling medium supply device opening from the auxiliary housing immediately into the tool changing insert in a radial direction and opening directly laterally into the tool changing insert.