The utility model relates to an automatic guided vehicle, including frame and two action wheels of installing respectively on the frame, the link that the frame includes crossbearer that a pair of parallel located the both sides of frame and locates frame the back -end, two the action wheel is installed respectively on two crossbearers, two the axis of action wheel is perpendicular with the crossbearer, the both ends of link respectively with the both ends welded fastening of two crossbearers. The utility model discloses an automatic guided vehicle passes through a welded fastening link with the crossbearer under two parastates on the frame, makes two crossbearers can remain the parallel throughout, guarantees to install the action wheel coaxial rotation on the frame, avoided because the deformation of frame and result in the automatic guided vehicle can not be according to the circumstances that the guide passage line went of drawing of regulation, the utility model discloses an automatic guided vehicle simple structure is practical high -efficient.