METHOD FOR MANAGING OR CONTROLLING HEIGHT POSITION OF PILED SHEET

摘要

PROBLEM TO BE SOLVED: To remove a defect of the conventional method for managing or controlling a height position of a piled sheet in a paper feeder of a sheet work machine. SOLUTION: In the case a deviation Y is larger than a target value of a height position in a leading edge of a sheet pile 5, the sheet pile 5 and lift elements 13, 15 are simultaneously or almost simultaneously displaced in a vertical direction respectively by a specific distance.