The invention discloses a high-precise rotating working platform directly driven by a torque motor, which comprises a rotating platform body, wherein the rotating platform body is fixed with an inner shell, a tensing sleeve and a bearing flange, the tensing sleeve is arranged in a rotating sleeve, the torque motor is arranged between the inner shell and the rotating platform body, the upper end of the inner shell is fixed with a reading head support, the inner shell is fixed with a lower oil distributing shaft, the lower end of the lower oil distributing shaft is connected with an oil collecting disc, the oil collecting disc is provided with an oil return pipe, the lower oil distributing shaft is connected with an upper oil distributing shaft, the upper oil distributing shaft is fixed on a rotating body, the rotating body is fixed on the rotating sleeve, the lower end of the rotating body is provided with an angle encoder, the upper end of the rotating body is provided with a following clamper, a positioning ring and an upper cover board, the positioning ring is sheathed outside the following clamp, the rotating platform body is connected with the stator of the torque motor, the rotating sleeve is connected with the rotor of the torque motor, a bearing is arranged between the rotating sleeve and the rotating body, and the outer ring of the bearing is connected with the rotating platform body through the bearing flange. The high-precise rotating working platform disclosed by the invention has the advantages of simple structure, high precision, high rotational frequency and good brake effect.