Problem to be solved: To provide a cutting machine capable of automatically cutting the root of Welsh onions at an appropriate position. [Solution] the Welsh onion cutting device includes a conveying device 20 for conveying Welsh onions N, a sensor 50 for detecting a root N1 of the Welsh onions N, a root cutting device 30 having a root cutting blade 31 for cutting the root N1 on the upstream side of the sensor 50, a cutting position changing device for changing a cutting position of the Welsh onions N by moving the root cutting blade 31, And a control device for controlling the cutting position changing device. The control device includes thickness detection means for detecting the thickness of the root N1 on the basis of the detection result by the sensor 50, movement instruction means for moving the root cutting blade 31 according to the thickness of the...
