The significance of mine rescue robots navigation and localization is introduced first,and most of the navigation and localization algorithms of domestic and international mobile robots are studied and classified according to the special environment in the mines.

The urgency and importance of research and development of coal mine rescue robots were discussed.

With an introduction of the safety misadventure and heavy casualties occurred in coal mines of China in recent years,this paper points out the importance and urgency to research and develop coal mine rescue robots.

One kind of symmetrical parallel manipulators with two rotational and one translational degree of freedom was designed as the key part of rescue robots in coal mines.

This paper presents the design scheme and structure of a mine rescue robot supervisory platform and a brief introduction to its radio-communications.

Global path planning for coal mine rescue robots;