The utility model discloses a mechanical type natural vibration seed metering dish, including the seed metering dish, be provided with on the seed metering dish and fill the seed metering device, fillthe seed metering device and include the casing, the casing is separated for filling seed metering chamber and ball chamber by the baffle, fills to have seted up on the seed metering chamber and fills the seed metering hole, fills seed metering hole department and is provided with and leads kind of a curb plate, and the ball intracavity is provided with the ball. The utility model discloses can be when guaranteeing to fill kind, supplementaryly again solve that the seed stops up and can not the exhaust problem in filling seed metering hole.