Visual information-based robot line-walking navigation method along guide line

The invention discloses a visual information-based robot line-walking navigation method along a guide line, comprising the following steps of: (a) obtaining an environment image by a visual sensor arranged on a robot; (b) obtaining route information from the environment image, and transmitting the obtained route information to a controller; and (c) setting the linear velocity and the angular velocity of the robot by the controller according to the route information. According to the method, the robot can walk along an appointed route.