Linear vibration motor

The utility model provides a linear vibration motor. The linear vibration motor comprises a shell, a vibration assembly, a stator assembly and at least two elastic supporting pieces, wherein the vibration assembly and the stator assembly are accommodated in the shell; the elastic supporting pieces are used for suspending the vibration assembly in the shell; the elastic supporting piece comprises two elastic arms and a connecting arm which is used for connecting the two elastic arms and is of a bent structure. The axis passing through the bending axis of the connecting arm is arranged in the vibration direction of the vibration assembly. The two elastic arms are positioned on the same side of the connecting arm; the elastic arm comprises an inner wall surface and an outer wall surface which face the vibration direction, and the elastic arm further comprises an outer side wall surface; the outer side wall face of at least one elastic arm is of a cambered surface structure. By improving the structure of the elas