CORRUGATED CARDBOARD SHEET PROGRESS AMOUNT MEASUREMENT DEVICE, CORRUGATION MACHINE AND PRESS FORCE CONTROL METHOD OF MEASUREMENT ROLL

摘要

PROBLEM TO BE SOLVED: To provide a corrugated cardboard sheet progress amount measurement device capable of preventing slipping of a measurement roll without collapsing a sheet to the corrugated cardboard sheet of various stages of intensity, and measuring a sheet progress amount precisely.SOLUTION: The corrugated cardboard sheet progress amount measurement device comprises: a measurement roll 61 for measuring a progress amount of a corrugated cardboard sheet 11 traveling on a corrugation machine; a press device 7A for pressing the measurement roll 61 to the corrugated cardboard sheet 11; and a press force change device 7B for changing and operating the press force to the measurement roll 61 by the press device 7A.