FORGING PRESS DEVICE

摘要

PROBLEM TO BE SOLVED: To provide a forging press device capable of suppressing the jamming of a lubricant while ensuring a fill-up property of a tooth tip.SOLUTION: A forging press device includes: a lower mold 20 equipped with a gear shape 22 on a surface 21 opposite to a workpiece W; an upper mold 30 which is opposite to the lower mold 20, and molds the workpiece W by pressing the workpiece together with the lower mold 20; an air passage forming portion 50 formed at least at each tooth tip 23 of the gear shape 22; and an airflow forming portion which sucks or injects gas from or into the air passage forming portion 50 to form an airflow.SELECTED DRAWING: Figure 2