Two-degree-of-freedom adjustment vibrating sucker type precision sowing device

The invention discloses a two-degree-of-freedom adjustment vibrating sucker type precision sowing device. The two-degree-of-freedom adjustment vibrating sucker type precision sowing device comprises astand, a seed adding device, a controller, a seed tray device, a seed sucking device and a seedling tray driving device, wherein by use of the seed adding device, seeds can be uniformly, continuouslyand precisely added into the seed tray device; the seed tray device adopts two-degree-of-freedom adjustment; the angle of a seed tray can be adjusted by using a driving mode of lead screw and screw nut and gear and rack; the seed tray device is suitable for different sowing environments; the seeds are violently shaken by adopting vibration, and further a frictional force among the seeds can be reduced; the seed sucking device provides power for sucking the seeds by adopting an air pump; a sensor can be used for sensing whether the seeds are sucked to single suction nozzle of the seeds or not;if the seed suction rate d