Rotary motor using composite bending vibration biped linear ultrasonic oscillators
A linear ultrasonic and rotary motor technology, applied in piezoelectric effect/electrostrictive or magnetostrictive motors, generators/motors, electrical components, etc., can solve the problems of low coupling efficiency and difficult to improve mechanical output capability, etc. Achieve the effect of high electromechanical coupling efficiency, improving electromechanical coupling efficiency and stable performance
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specific Embodiment approach 1
[0032] Specific implementation mode one: the following combination Figure 1 to Figure 8 Describe this embodiment, the rotary motor using the compound bending vibration biped linear ultrasonic vibrator described in this embodiment, it includes n vibrators 1, rotor assembly 2, base 3, n leaf springs 4, n preloading screws 5 and 4n baffles 6, n is a positive integer,
[0033] The center of the base 3 has a central through hole and is provided with a bearing seat 3-1, the rotor assembly 2 is arranged in the central through hole, and n rectangular sections are evenly distributed on the base 3 along the outer circumference direction of the bearing seat 3-1. Slot 3-2, a vibrator 1 is arranged in each rectangular section slot 3-2;
[0034] The rotor assembly 2 consists of a rotor shaft 2-1, two disc rotors 2-2, two coupling keys 2-3, two rotor lock nuts 2-4, two bearing end covers 2-5, two bearings 2 -6 and bearing preload nut 2-7,
[0035] The rotor shaft 2-1 passes through the c...
specific Embodiment approach 2
[0040] Specific implementation mode two: the following combination Figure 4 , Figure 5 and Figure 6 Describe this embodiment. This embodiment is a further description of Embodiment 1. The vibrator 1 in this embodiment includes two end covers 1-1, eight bending piezoelectric ceramic sheets 1-2, and flanges 1-3. , two thin-walled beams 1-4, two insulating sleeves 1-6, eight electrode sheets 1-7 and two friction sheets 1-8,
[0041] Two thin-walled beams 1-4 are symmetrically arranged in the middle of both sides of the flange 1-3, one end of each thin-walled beam 1-4 is fixedly connected to the side wall of the flange 1-3, and the other end of the thin-walled beam 1-4 is connected to a mounting seat 1-5 fixed connections,
[0042] A stud 1-3-1 is set in the center of the two end faces of the flange 1-3, and each stud 1-3-1 is covered with four pieces of bending vibration piezoelectric ceramic sheets 1-2, and the stud 1-3-1 An insulating sleeve 1-6 is arranged between 3-1 a...
specific Embodiment approach 3
[0048] Specific implementation mode three: the following combination Figure 4 , Figure 5 and Figure 6 Describe this embodiment, this embodiment is a further description of Embodiment 1 or 2, the rotating electrical machine in this embodiment also includes two outer covers 7,
[0049] The two outer covers 7 are symmetrically covered on the upper surface and the lower surface of the base 3 , and the end of the rotor shaft 2 - 1 passes through the center of each outer cover 7 .
[0050] The outer cover 7 is used to realize the packaging and protection of the rotating electrical machine.
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