The invention relates to a trash can based on intelligent identification and classification. The trash can includes a trash can shell, a miniature pressure sensor, a CPU processor, a detection camera,a robot arm controller, a robot arm, a robot hand, a transmission belt, a filter plate, a sewage collection bin, an ultrasonic sensor, a motor, a sorting camera and trash can bodies corresponding tovarious types of garbage, wherein the miniature pressure sensor, the CPU processor, the detection camera, the robot arm controller, the robot arm, the robot hand, the transmission belt, the filter plate, the sewage collection bin, the ultrasonic sensor, the motor, the sorting camera and the trash can bodies corresponding to various types of garbage are located in the trash can shell; the miniaturepressure sensor, the detection camera, the robotic arm controller, the ultrasonic sensor, the motor and the sorting camera are all connected to the CPU processor; an inlet is formed in the trash canshell; the miniature pressure sensor and the detection camera are installed at the inlet in the trash can shell; the transmission belt is located below the inlet on the trash can shell; the filter plate is arranged obliquely, one of the opposite ends is close to the inlet in the trash can shell, and the other end is close to the transmission belt; the sewage collection bin is located under the filter plate; the ultrasonic sensor is installed on the transmission belt; and the trash can bodies corresponding to various types of garbage are located under the transmission belt.