| 摘要 |
PROBLEM TO BE SOLVED: To simplify devices, in a slotter device, a method of grooving a sheet and a carton former.SOLUTION: A slotter device includes: first and second slotter heads 35, 36 rotatably supported and having slotter knives 80, 83 installed on part of outer peripheries; first and second motors 85, 86 capable of driving and rotating the first and second slotter heads 35, 36; lower cutting blades 39, 40 rotatably supported below the first and second slotter heads 35, 36 and capable of carrying a corrugated cardboard sheet S; a third motor 87 capable of driving and rotating the lower cutting blades 39, 40; and a control device 91 capable of controlling rotating speeds of the first and second slotter heads 35, 36 to speeds different from rotating speeds of the lower cutting blades 39, 40 by the first and second motors 85, 86. |
