Construction Method of AC Magnetic Suspension Electric Spindle Controller
A technology of a magnetic levitation motorized spindle and a construction method, which is applied in manufacturing tools, adaptive control, general control systems, etc., can solve the problem that the number of hidden layers, the number of hidden layer nodes and initial weights are difficult to determine, the structure is complex, and the calculation speed is affected. Results and other issues, to achieve the effect of good anti-load disturbance ability, good robust control system, and guaranteeing system stability
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[0027] Such as figure 1 , the AC magnetic levitation electric spindle 18 is composed of a two-degree-of-freedom AC hybrid magnetic bearing 5, a three-degree-of-freedom AC-DC hybrid magnetic bearing 8 and a high-speed motor 7, and two AC hybrid magnetic bearings (two-degree-of-freedom AC hybrid magnetic bearing 5 and three-degree-of-freedom AC-DC hybrid magnetic bearing 8) and high-speed motor 7 are installed in the sleeve 9, and the inner diameter of the sleeve 9 is provided with a threaded coolant channel; 2 AC hybrid magnetic bearings (two-degree-of-freedom AC hybrid magnetic bearing 5 and three The degree of freedom AC-DC hybrid magnetic bearing 8 and the high-speed motor 7 share a rotating shaft 11, and the two ends of the rotating shaft 11 are respectively supported by the radial-axial auxiliary bearing 1 and the radial auxiliary bearing 10. The radial-axial auxiliary bearing 1 adopts double row The angular contact ball bearing is fixed on the front end cover 12; the radia...
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