Storage cabinet for teaching materials

The invention discloses a storage cabinet for teaching materials and belongs to the technical field of teaching equipment. The problems that the storage space of an existing teaching material storagedevice cannot be adjusted and the existing teaching material storage device is easily affected by dust and mealworms are solved. Technical key points are that: the storage cabinet includes a shell; asupporting plate is arranged on the lower portion in the shell; motors are arranged at four corners of the lower part of the supporting plate; the output end of the motor is fixedly connected with a lead screw; the top of the lead screw penetrates through the supporting plate and is connected with the inner top wall of the shell through a bearing; the outer side of the lead screw is in threaded connection with a threaded cylinder; connecting rods are welded to the sides, close to each other, of the threaded cylinders; the outer sides of the connecting rods are sleeved with connecting blocks; the connecting blocks on th