Kelp mechanized automatic harvesting device and harvesting method thereof

The invention relates to the related field of kelp harvesting devices, in particular to a kelp mechanized automatic harvesting device and a harvesting method.The kelp mechanized automatic harvesting device comprises a harvesting transfer ship, an automatic harvesting assembly is arranged on the harvesting transfer ship and comprises a traction wheel assembly and a cutting assembly, and the traction wheel assembly comprises two traction wheel mechanisms; each traction wheel mechanism comprises a supporting column and a special-shaped traction wheel, a plurality of limiting convex teeth are formed on each special-shaped traction wheel, the cutting assembly comprises two rotary clamping jaws and a cutting piece, the two ends of the seedling rope are connected with the two rope ropes through clamping pieces, and the cutting piece comprises a translation bearing block, an elastic piece, a rotary bearing block and a cutting knife. After the two ropes are gradually dragged to a harvesting transfer ship, a plurality