Linear voice coil motor
A voice coil motor and linear technology, applied in the direction of electrical components, electromechanical devices, electric components, etc., can solve the problems of unreasonable magnet structure design, uneven air gap magnetic density, waste of magnets, etc., to improve motor characteristics, radial The effect of high rigidity and compact structure
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[0021] Embodiments of the present invention will be described in detail below. It should be emphasized that the following description is only exemplary and not intended to limit the scope of the invention and its application.
[0022] refer to figure 1 and figure 2 , in one embodiment, a linear voice coil motor, comprising a motor housing 6, a magnet 7 disposed in the motor housing 6, a yoke 8, a bobbin 1, a coil 5, a leaf spring 3 and a compression spring 4, wherein The magnet 7 and the yoke 8 are used as the stator part located on the outside, the coil frame 1, the coil 5 and the pressure spring are used as the mover part located on the inside, and the leaf spring 3 includes an inner coil 11 distributed radially, an outer coil and connected to the The spring wire 12 between the inner coil 11 and the outer coil, the outer coil is coupled to the yoke 8, the inner coil 11 is coupled to the coil frame 1, and the coil frame 1 and the yoke 8 are radially connected through the l...
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