Automatic loading and unloading device based on standard manipulator

The invention provides an automatic loading and unloading device based on a standard manipulator. The automatic loading and unloading device comprises a telescopic chain belt conveyor and a walking device which are arranged in the conveying direction, a telescopic platform is arranged on the walking device, a roller conveying line is arranged on the telescopic platform, and a material posture adjusting mechanism is arranged on the roller conveying line; the telescopic platform is configured to stretch out or retract relative to the walking device on the walking device in the conveying direction. When the telescopic platform extends out of the walking device in the conveying direction, the telescopic platform is in lap joint with the gooseneck type step. When the materials are conveyed to the material posture adjusting mechanism in the conveying direction, the material posture adjusting mechanism enables the materials to rotate in the first rotating direction and/or the materials to rotate in the second rotati