| 摘要 |
Electrospindle device (100) including: at least one electrospindle (2) extending about a vertical axis X-X′; the electrospindle (2) including a motor, a rotating shaft for transmitting the motion, functionally associated with the motor, and an engagement portion (6) for a toolholder (3) in which a tool (40) rotatably actuated by the shaft (39) is mounted; the tool (40) being actuated directly by the shaft; at least one toolholder support element (5) including at least two toolholders (3); each toolholder extending along a vertical axis; e toolholder support element (5) is rotatably mounted so as to rotate for bringing each toolholder (3) into alignment with the engagement portion (6). The device further includes at least one device for rotating the toolholder support element (5). |
