Damping device for mattress

The invention relates to the technical field of mattresses, and discloses a damping device for a mattress, the damping device comprises a mattress body and an adjusting pad, the mattress body comprises a base plate and a rubber pad, threaded holes are uniformly distributed in the base plate, a damping groove with an opening facing the base plate is formed in the rubber pad, air holes are uniformly distributed in the side wall of the damping groove, and damping blind holes corresponding to the threaded holes are formed in the top wall of the damping groove; buffering assemblies with the upper ends extending into the corresponding damping blind holes are arranged in the threaded holes, the buffering assemblies are used for buffering the cushion body, and ventilation assemblies used for ventilating the damping grooves are arranged at the lower ends of the buffering assemblies. The adjusting pad comprises a base, an adjusting groove with an opening facing the pad body is formed in the base, a liftable adjusting p