Seedling transplanting device based on light and simple strip-shaped composite planting mode

The invention discloses a seedling transplanting device based on a light and simple strip-shaped composite planting mode, relates to the technical field of seedling transplanting devices, and solves the problem that an existing agricultural machine is not suitable for the light and simple strip-shaped composite planting mode. According to the technical scheme, the seedling transplanting machine is characterized by comprising a movable vehicle body, a seedling tray used for containing soil with seedlings, a mechanical arm and a pulley moving system, the pulley moving system is arranged on a supporting frame and located above the seedling tray, and the mechanical arm is installed on the pulley moving system; the pulley moving system can drive the mechanical arm to move in the X-axis direction, the Y-axis direction and the Z-axis direction, and the mechanical arm is driven by the pulley moving system to be used for clamping seedlings on the seedling tray and moving the seedlings to the seedling discharging hoppe