IMPLEMENT CONNECTION DEVICE

PROBLEM TO BE SOLVED: To provide an implement connection device for automatically connecting an electric source connector on a connection frame side to an electric source connector on an implement side, when the implement is automatically connected to the connection frame liftably mounted on the rear portion of a tractor vehicle body, which improves the reliability of the mutual connection of the electric source connectors.SOLUTION: The implement connection device is characterized by disposing a guide portion 105 long in the direction for connecting the electric source connectors 42 to each other on the side of one electric source connector 42, on the connection frame 3 side or the implement 4 side, and disposing a portion 112 to be led on the other electric source connector 41 side, wherein, in order to relatively guide the electric source connectors 42 to the other electric source connectors 41, on the other electric source connector 41, which is engaged with the guide portion 105, before the connection of the same to the other electric source connectors 42 is started, and is engaged with the guide portion 105, until the connection of the electric source connectors 41 to the other electric source connectors 42 is finished.