Mopping assembly of cleaning device and cleaning device with mopping assembly

The invention particularly relates to a mopping assembly of a cleaning device and the cleaning device with the mopping assembly. The technical problem that a mopping assembly of an existing cleaning device is poor in operation stability is solved. In order to achieve the purpose, the mopping assembly of the cleaning device is provided, the mopping assembly of the cleaning device comprises double cams, the double cams are connected with a pivot shaft of a driving device of the cleaning device, the double cams comprise the first cam and the second cam, and the first cam and the second cam are oppositely arranged; the planker assembly comprises a first planker and a second planker, the first cam is arranged on the first planker, the second cam is arranged on the second planker, and the driving device drives the first planker and the second planker to move reversely through the double cams. According to the mopping assembly, the mopping plate assembly synchronously bears two opposite acting forces which are symme