DEVICE CONTROLLING PNEUMATIC TYPE CONSUMPTION UNIT PROVIDED TO MACHINE PROCESSING SHEET, ESPECIALLY, ROTARY PRESS OR PUNCHING MACHINE

摘要

PROBLEM TO BE SOLVED: To provide a device which holds a sheet high when supplying the sheet to a machine which operates in pneumatic type and processes the sheet by improving a device which controls a pneumatic type consumption unit provided to the machine processing the sheet by using a rotary valve.SOLUTION: A rotary valve 44 includes an individual driving device 47, which is an electric motor to be driven with an operation profile 52 in a sine-wave shape or irregular shape.