Automatic packing device for small-package herbal pieces

The utility model discloses an automatic packing device for small-package herbal pieces. The automatic packing device comprises a mechanical part and a control part, wherein the mechanical part comprises a lower hopper, a guide device, a heat sealing device, rotational rollers and a hot knife. A controlled discharge door is arranged at the bottom of the lower hopper, the guide device, the heat sealing device, the rotational rollers and the hot knife are successively arranged below the lower hopper, and the rotational rollers and the hot knife both can be separated or combined. The mechanical part is controlled by the control part to operate according to a set process. Automatic packing of the small-package herbal pieces can be achieved, the labor intensity is relieved, and the production efficiency is improved.