The invention discloses track-type vegetable harvesting apparatus. The vegetable harvesting apparatus comprises operation tracks, a hanging beam and a harvesting device; each operation track comprisesa mounting base, a guide rail, a close mechanism and a cleaning mechanism, the lower part of the mounting base is embedded under the ground, the guide rail is laid on the mounting base, the close mechanism is used to close the guide rail, and the cleaning mechanism is used for washing the guide rail by spraying water; the hanging beam is erected between the two operation tracks, supporting piecesare arranged below the hanging beam, the lower ends of the supporting pieces are provided with track wheels, an engine is arranged in the hanging beam, and the engine is connected with the track wheels through a transmission mechanism; the harvesting device is suspended at the bottom of the hanging beam, and the harvesting device comprises left and right rollers, left and right blades, gas suction modules and shoveling modules; and the left and right rollers are parallel to each other and have a certain distance, an involving space is formed during rotating, the left and right blades cut vegetables in the involving space, the gas suction modules are used for adsorbing the cut vegetables on the surfaces, and the shoveling modules shovel the vegetables adsorbed on the surfaces of the left and right rollers.