Elevator with top two-way conveying function

The invention discloses an elevator with a top two-way conveying function. The elevator comprises a rack, a conveying belt is movably arranged on the rack, and a lifting mechanism is arranged on the conveying belt, so that the conveying belt can drive the lifting mechanism to reciprocate in the vertical direction; the lifting mechanism comprises a lifting frame arranged on the conveying belt; the first conveying assembly is arranged on the lifting frame and can convey objects in the first direction; the air cylinder is arranged on the elevator; the second conveying assembly is connected with the air cylinder and arranged above the first conveying assembly; the second conveying assembly can convey the objects in the second direction, and when the air cylinder drives the second conveying assembly to move downwards, the objects on the second conveying assembly can make contact with the first conveying assembly. When the provided elevator conveys materials to a high position, the materials can be conveyed to diff