Spindle driving device and machine tool
The spindle driving device includes a base, an axle, two motors, a spindle assembly, and a driving member. The base defines a vertical base plane and includes a first receiving portion and a second receiving portion spacedly arranged along the base plane. The axle is arranged at the first receiving...
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| Format: | Patent |
| Sprache: | chi ; eng |
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| Zusammenfassung: | The spindle driving device includes a base, an axle, two motors, a spindle assembly, and a driving member. The base defines a vertical base plane and includes a first receiving portion and a second receiving portion spacedly arranged along the base plane. The axle is arranged at the first receiving portion and overlaps the base plane. The axle is rotatable with respect to the first rotation axis. The two motors are connected to two ends of the axle respectively to be located at two sides of the base plane for driving axle to rotate around the first rotation axis. The spindle assembly includes a driven portion and two spindles. The driven portion is rotatably arranged at the second receiving portion to be rotatable around the second rotation axis. The two spindles are coaxially disposed on two ends of the driven portion to be located at two sides of the base plane. Each of the spindles is adapted for connecting to tools. The driving member connects the axle and the driven portion therebetween so that the drive |
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