Sound generator

A sound generator, including:

• a panel;
• a housing including a substrate and a frame extending from the substrate toward the panel;
• a space formed by the panel and the housing;
• a driving member mounted on the substrate;
• a first sliding guide mounted on a side of the panel facing the substrate;
• a first sliding block slidably connected with the first sliding guide;
• a second sliding guide driven by the driving member;
• a second sliding block slidably connected with the second sliding guide;
• a support mounted on the substrate and including a pivot;
• a linking pole pivotally connected to the pivot;
• wherein
• the linking pole includes an end movably connected to the first sliding block and another end movably connected to the second sliding block;
• and a distance from the pivot to the first sliding block is smaller than a distance from the pivot to the second sliding block;
• wherein the driving member includes a base, a cover engaging with the base, a main magnet on the base, a plurality of auxiliary magnets surrounding the main magnet, a magnetic gap formed by the main magnet and the auxiliary magnets, a pole plate covering the main and auxiliary magnets, and a driving coil with an end suspended in the magnetic gap and another end fixed to the second sliding guide.