The present invention facilitates overcoming obstacles such as stairs and more particularly relates to a simple structure Robot as, and relates to a robot which can overcome obstacles belt running, the robot control circuit and a plurality of driving the first drive motor is coupled to the front side protruding amount and the main body in which the second driving backward projecting amount, before the body of , and is formed of a length corresponding to the length doedoe arranged separately from both side of the main body is coupled to the first drive and the first drive means is rotated and driven, the amount of the main body side is disposed in parallel with the first drive means In the obstacle areas overcome the robot comprises a second drive means which is coupled to the rotating and driving the second driving unit, the first driving unit; is cylindrical and the first outer shaft section is formed in the inner space, the first outer drive shaft consists of the first inner drive shaft rotatably inserted in the inside. ; In this way, the production is simple, the running of the robot in the area are obstacles be smoothly mass production of low cost robot possible quality, as well as the exploration of the various risk areas who do not have access will have the effect facilitated.
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