The utility model discloses a bag-feeding type automatic packaging machine. The bag-feeding type automatic packaging machine comprises a base board, wherein a material poking device, a metering device and a power device are arranged on the base board; the power device comprises a rotary shaft driven by a motor; a tray, a rotary disc and a vibrative rotary disc are sequentially arranged on the rotary shaft in the axial direction in a sleeving manner; the rotary disc and the vibrative rotary disc are fixedly connected with the rotary shaft; a plurality of material cups are arranged on the outer side of the rotary disc in the axial direction of the rotary disc; the tray is arranged outside the rotary shaft in a sleeving manner; sleeving cups arranged outside the material cups in a sleeving manner are arranged on the tray; a plurality of vibrators capable of shaking the material cups are arranged on the vibrative rotary disc; the vibrative rotary disc is connected with vibrative hoppers in the axial direction; the material cups are arranged outside the vibrative hoppers in a sleeving manner. According to the packaging machine with an adjusting device, the vibrative rotary disc coaxial with the rotary disc is arranged on the rotary shaft, and the vibrators capable of shaking the material cups are arranged in the vibrative rotary disc, so that long striped foods disorderly arranged in the material cups are put in order and are more easily poked, and packing is facilitated.