Automobile seat capable of being converted into bed

The utility model provides an automobile seat capable of being converted into a bed, which comprises a front seat, a rear seat, a storage box, storage armrests, a support storage rack and a mattress, a base of the front seat is connected with a chair back through a gear, and the gear is arranged at the intersection of the base and the chair back, so that the chair back can be completely laid flat; two sliding rails are arranged below a base of the front seat and a base of the rear seat respectively, the sliding rails are connected with the bases in a sliding mode, a fixing device is arranged, when the bed needs to be changed into the bed, the rear seat slides towards the rear portion of the automobile and is fixed, the front seat slides towards the front portion of the automobile and is fixed, and a seat back of the front seat is laid flat to form a bed body. And an inflatable foot pad is arranged at the front seat. According to the technical scheme that the automobile seat is changed into the bed, the proble