The split chain type electricload turning units can be widely used in the sand box turning work in the foundry industry. It is used for turning and closing sandboxes, and is suitable for turning sandboxes of different sizes and weights. Ensure that the sand box is accurate, lightweight and balanced overturned positioning, so as to reduce labor intensity and ensure the quality of workpieces. Equipment preparation: The equipment is mainly composed of transmission mechanism, turning mechanism, electric control system and other components.