The present invention discloses a torque adjusting system of an intelligent table turntable. The torque adjusting system of an intelligent table turntable comprises a table body, wherein the table body comprises a tabletop which is used for carrying articles, table feet which are in contact with the ground and used for supporting the tabletop, and table legs which are arranged between the tabletopand table feet for connecting the tabletop and the table feet and transmitting supporting force, the center of the desktop is provided with a turntable, the turntable and the desktop are coaxially arranged and the turntable can rotate 360 degrees about the central axis of the desktop, the turntable matches with an upper cover, the turntable cooperates with the upper cover to form a sealed accommodating cavity, a pressure-control mechanism for switching the working mode, a first power device for driving the turntable to rotate, and a controller are arranged in the accommodating cavity, the pressure control mechanism is used for controlling the cleaning intensity of a cleaning device, the controller is used for controlling the switching of the cleaning mode, a friction boss is formed at the center of the desktop and friction fringes are formed on the end face of the friction boss facing the turntable, and the turntable is connected with the outer side of the friction boss in a sleevemode and can rotate 360 degrees relative to the desktop around the friction boss.