The extendable trailer of the AGV car includes a first car body, a second car body, and a third car body, which are arranged in order. The left and right sides of the second car body are respectively connected with the first car body and the third car through U-shaped support plates. The second vehicle body is provided with a cavity. The front and back sides of the second vehicle body are rotationally connected with threaded rods. One end of the threaded rod away from the second vehicle body is fixedly connected with a disc-shaped handle. Through the setting of the adjustment mechanism, the length of the trailer can be adjusted to load different sizes of goods, and the car bodies are connected by U-shaped support plates, which makes the connection of the car more stable when loading larger goods, and the first car body and the third car body. A U-shaped support plate is slidably connected. When the trailer is extended, the support rods are moved out of the chute and supplement the gap between the vehicle bodies to prevent some fragmented cargo from being left in the gap during loading. on the ground.
Threaded rods are rotatably connected to the front and back sides of the second vehicle body. A disc-shaped handle is fixedly connected to the end of the threaded rod away from the second vehicle body. The wall is rotationally connected, and the outer wall of the second vehicle body is connected with the handle through a limit mechanism. A plurality of universal wheels are fixedly connected to the bottom of the vehicle body, a hook is fixedly connected to the outer wall of the first vehicle body, and a hanging ring corresponding to the hook is fixedly connected to the outer wall of the third vehicle body.
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