Red oil screw press

The utility model relates to a red oil screw press. The red oil screw press comprises a power mechanism, wherein the power mechanism comprises a machine frame, a motor and a gearbox. The red oil screw press is characterized in that a cover body is arranged on the machine frame, a squeezing rotary shaft penetrates through the cover body, one end of the squeezing rotary shaft is connected with the power mechanism, the other end of the squeezing rotary shaft is connected with a tail support located on the machine frame through a bearing, pushing vanes located in the cover body are arranged on the squeezing rotary shaft, a feed hopper is arranged on the cover body, a slag hole is formed in the cover body, an oil collecting container is arranged at the bottom of the cover body, a screening cylinder is arranged at the position, corresponding to an inlet of the oil collecting container, inside the cover body, a slag discharge cone body and a spring are movably sleeved on the squeezing rotary shaft outside the cover body, one end of the spring abuts against the tail support, the other end of the spring abuts against the slag discharge cone body, the conical surface of the slag discharge cone body is matched with the slag hole, and a slag guide channel communicated with the slag hole is arranged in the cover body. The red oil screw press has the advantages of being simple in structure, convenient to operate, and capable of greatly improving separating efficiency of red oil and slag and enabling the oil extraction rate to reach above 95%.