| 摘要 |
A machine spindle assembly comprises a drive of main spindle movement connected to an electric drive of a sleeve feed, a screw gear, which screw is located inside the spindle and a nut is connected to the sleeve. The drive of main spindle movement is located inside the sleeve with possibility to transmit the torque by means of an electromagnetic field, the electric drive of feed is made in alignment with the screw gear. |
