Suction type cleaning robot

The aim of the present invention is to provide a suction type cleaning robot for cleaning effectively by using a suction type main cleaning module and suction or brush type assistant cleaning modules. According to a preferred embodiment, the present invention can comprise: a main cleaning module which is disposed at the lower end of a platform of the cleaning robot and cleans by means of a suction force; and a plurality of assistant cleaning modules which are respectively positioned in left and right portions to the front of the platform, are provided with at least one suction port and assist the cleaning performed by the main cleaning module by means of suction forces via the suction ports.