Mixing and stirring device for pastry production

The utility model relates to the technical field of mixing and stirring devices for pastry production, and discloses a mixing and stirring device for pastry production, which comprises a fixed base plate, a rotating shaft connected to the output end of the servo motor rotates, a stirring roller fixedly connected to the outer wall rotates, pastry raw materials in a rotating shaft inner cavity rotationally connected to the outer wall of the rotating shaft rotate along with rotation of the stirring roller, a supporting frame is fixedly connected to the top of the left side of the fixed base plate, and the rotating shaft is rotationally connected to the supporting frame; a sun gear fixedly connected to the outer wall of the rotating shaft rotates to drive the meshed sun gear to rotate, an annular rack meshed with the sun gear rotates along with the sun gear, and a stirring barrel fixedly connected to the annular rack rotates along with the sun gear; therefore, pastry raw materials in the inner cavity of the rotat