Terrain-imitating picking mechanism of straw bundling machine

The utility model relates to the technical field of agricultural machinery, in particular to a terrain-imitating picking mechanism of a straw bundling machine, which comprises a picking rack, a main shaft supported on the picking rack, driving chain wheels arranged at two ends of the main shaft, and a plurality of picking execution units uniformly arranged along the length direction of the main shaft, the technical key points are as follows: the picking execution unit comprises a picking swing arm taking the main shaft as a rotation center, a picking shaft fixed at the free end of the pickingswing arm, a picking bearing seat supported on the picking shaft, an elastic tooth assembly and a picking chain wheel which are fixed on the picking bearing seat, and a transmission chain wheel whichis arranged on the main shaft and corresponds to the picking chain wheel; and the transmission chain is connected between the transmission chain wheel and the picking chain wheel. According to the utility model, materials can