Rotatably-positionable servo face-piece flip cover

The utility model discloses a rotatably-positionable servo face-piece flip cover, comprising a face piece and a flip cover, which are rotatably connected via a rotating shaft. The head end of the flip cover is provided with a plurality of positioning grooves. The face piece is provided with positioning bosses at positions opposite to the positioning grooves, wherein the positioning bosses are matched with the positioning grooves. A limit plane is arranged above the positioning bosses. When the flip cover is being rotated, good mechanical hand feeling is achieved. Due to the arrangement of the plurality of positioning grooves, the flip cover can be clamped at different angles, making the operation quite convenient without easy failure or fracture at the clamp position.