| 摘要 |
A dust collection device (1) for a thermal processing machine, the dust collection device being provided with: a frame (2) equipped with a dust collection chamber (10) opening upwards, the frame (2) being provided below an area for processing a plate-shaped workpiece (W); an air outlet (13) for discharging air into the dust collection chamber, the air outlet (13) being provided to an inner side wall (12, 14) of the dust collection chamber; and an extraction port (15) for drawing in air in the dust collection chamber, the extraction port (15) being provided to an inner side wall facing the inner side wall to which the air outlet is provided. An air discharge port (13) for discharging air in a horizontal curtain-like shape is provided as the air outlet. The amount of airflow discharged from the air discharge port is less than the amount of airflow drawn into the extraction port. The above dust collection device makes it possible to remove fumes and dust in an effective manner. |
