Fork tooth structure of transfer robot

The utility model provides a fork tooth structure of a transfer robot, which comprises a robot main body, a navigation main body arranged at the upper end of the robot main body, a lifting structure arranged on one side of the robot main body, a fork tooth structure arranged on one side of the lifting structure back to the robot main body, and two fork tooth main bodies with hollow structures, at least one telescopic mechanism is arranged in the fork tooth body, the robot body is electrically connected with the navigation body, the lifting structure and the telescopic mechanisms, extending plates are arranged at the two ends of each telescopic mechanism, and grooves matched with the extending plates are formed in the two sides of the fork tooth body in the width direction. The extension plate moves in the width direction of the prong structure under the action of the telescopic mechanism, and the width of the prong body is changed. By changing the width of the fork tooth body, the fork tooth structure can be