Automatic line marking trolley for urban road line

The invention relates to an automatic line marking trolley for an urban road line. The automatic line marking trolley comprises a line marking trolley, wherein a travelling device for driving the trolley to move and an input system for setting movement track of the trolley are arranged on the line marking trolley; the input system comprises a first control unit, a signal unit and a display unit; the first control unit is used for receiving a signal sent by the signal unit, and generating a control command according to the signal sent by the signal unit so as to control the traveling device tomove; the traveling device comprises an execution unit, a second control unit and a correction unit, wherein the execution unit is used for straight traveling and turning operation of the line markingtrolley. The automatic line marking trolley disclosed by the invention is provided with the input system for setting the movement track of the trolley and the travelling device for driving the trolley to move, the movement tr