The invention relates to a brain massage robot used for the medical department of cerebral surgery. The brain massage robot comprises a fixing platform, wherein a bottom board is mounted on the lower end surface of the fixing platform, and four universal wheels are symmetrically mounted on the lower end surface of the bottom board; four parallel branched chains are uniformly mounted on the upper end surface of the fixing platform along the axial direction, and an operating table is mounted on the top ends of the four parallel branched chains; a rotating shaft is mounted in the middle of the upper end surface of the operating table through a bearing, a driven gear is mounted in the middle of the rotating shaft through a key, the driven gear is meshed with four transmission branched chains, a rotating round table is welded to the upper end of the rotating shaft, and four No.1 limiting slide bars are uniformly arranged on the lower end surface of the rotating round table along the axial direction. With the brain massage robot, the ultrasonic brain automatic massage function can be realized, and the brain massage robot has the advantages of uniform massage force, large massage range, adjustable massage force, adjustable massage height, high massage comfort, good massage effect, no shaking condition, good massage stability performance, large application range, high work efficiency and the like.