Motor for driving lenses

摘要

Disclosed is a motor for driving lenses. The motor includes a case, a yoke fixed in the case, a magnet fixed in the yoke, a carrier equipped with lenses and installed in the magnet such that the carrier moves up and down within the magnet, a coil coupled with the carrier, a spring unit including first and second springs having arc shapes and being separated from each other while forming a ring shape as a whole, a spacer supporting an outer peripheral surface of the spring unit, and a terminal provided on the spacer, in which one side of the terminal protrudes downward by passing through a bottom of the case to make connection with the spring unit and a main PCB of a product.

主权项

1. A motor for driving a lens, the motor comprising:
a base including a first hole and a second hole; a yoke disposed on the base, the yoke including an upper surface formed with a hole and side surface; a carrier disposed in the yoke and configured to move in a vertical direction along or parallel to an optical axis of the lens; a coil wound around an outer peripheral surface of the carrier and including a first end portion and a second end portion; a magnet facing the coil, wherein the coil interacts with the magnet such that the carrier moves up and down in the vertical direction; an upper spring unit supporting the carrier; a lower spring unit supporting the carrier, and including first and second springs separated from each other, wherein the first end portion is soldered to the first spring and the second end portion is soldered to the second spring; a first connection pin electrically connected to the first spring and extending downwards through the first hole of the base in the vertical direction; and a second connection pin electrically connected to the second spring and extending downwards through the second hole of the base in the vertical direction, wherein the first and second connection pins are exposed out of the base, and wherein the first and second connection pins are separate components from the first and second springs, respectively.