| 摘要 |
PROBLEM TO BE SOLVED: To provide a powder supply amount control device for powder continuous constant flow feeder capable of adjusting and changing a range of supplying ability over a wide range in powder supply at constant amount by providing gate means for adjusting degree of opening at an opening which is formed to an annular passage formed on a powder supplying board on a powder feeder and which supplies and discharges powder of constant amount.SOLUTION: On a bottom of a powder feeder, on an opening 28 which is formed to an annular passage 24 formed on a powder supplying board 22 rotating and driving and which supplies and discharges powder of constant amount, gate means 32 for adjusting degree of opening are provided. And a control operation mechanism 33 for changing degree of opening of an opening/closing plate 31 of the gate means is provided and configured so that changing control of degree of opening of the gate means is performed based on a flow amount set value(SV value)which is set on a flow amount setting circuit. |
