Mechanical design teaching model support

The utility model discloses a mechanical design teaching model support, including the model support body, the rotation groove has been seted up to one side of model support body, fixed mounting has the rotation motor on rotating the bottom side inner wall in groove, the output shaft of motor rotates and on fixed mounting have first gear, the meshing has the second gear on the first gear, the upperand lower both ends of second gear are all rotated and are installed the dwang, the one end that two dwangs were kept away from is each other rotated respectively and is installed in the top side andbottom side inner wall of rotating the groove, outside one side of second gear extends to and rotates the groove, and the fixed fixed block that has cup jointed, the fixed block is kept away from oneside rotation of second gear and is installed the diaphragm, the fixed slot has been seted up to the bottom side of diaphragm, and fixed mounting has an installation piece in the fixed slot, outsidethe bottom side of installat