Tagetes erecta collecting device

The utility model discloses a marigold collecting device which comprises a cutting U-shaped block, a U-shaped driving cavity is formed in the cutting U-shaped block, cutting devices are arranged in a front cavity body and a rear cavity body of the driving cavity, and each cutting device comprises two rotating shafts which are arranged in a left-right spaced mode and rotationally connected with the upper inner wall and the lower inner wall of the driving cavity. Chain wheels are fixedly connected to the rotating shafts in a sleeving mode, chains are jointly connected between the two corresponding chain wheels on the left side and the right side in a sleeving mode, the opposite sides of the two chains extend to the position of the transverse central axis of the cutting U-shaped block, and cutting tools are evenly and fixedly connected to the chains; a driving rod is rotationally connected between the front inner wall and the rear inner wall of the left side of the driving cavity, and a driving motor is fixedly