Underwater robot residing device and control method thereof

The invention discloses an underwater robot residing device. The underwater robot residing device comprises a residing cabin main body and a locking mechanism, a residence cavity is formed in the residence cabin main body, one end of the residence cabin main body in the length direction is an inlet end, the inlet end is communicated with the residence cavity, and a limiting flange is arranged at the other end of the residence cabin main body in the length direction. The locking mechanism is arranged on the residence cabin main body, the locking mechanism comprises a plurality of telescopic components, the telescopic components are sequentially arranged in the circumferential direction of the residence cabin main body, and the telescopic components can stretch into or stretch out of the residence cavity so as to clamp or release the underwater robot located in the residence cavity. The underwater robot residing device is simple in structure, high in reliability and low in design cost, and the locking and relea