| 摘要 |
PROBLEM TO BE SOLVED: To provide a powder feeding device for a powder molding machine in which powder leaked from a powder feeding box can be collected with high efficiency.SOLUTION: Recesses 19 are provided on sliding surfaces on front and back sides in the advancing and retreating direction of a powder feeding box 12, respectively. At a position corresponding to each of the recesses, an air injection port 20 jetting air to the sliding surface of a shoe plate, and an air suction port 21 sucking the air jetted to the sliding surface, are provided, respectively. |
