CLEANING NECESSITY DETERMINATION MODULE, CLEANING NECESSITY DETERMINATION METHOD AND CLEANING NECESSITY DETERMINATION PROGRAM FOR BLANKET FOR PRINTER

摘要

PROBLEM TO BE SOLVED: To provide a cleaning necessity determination module for a blanket of a printer capable of suitably determining the necessity of cleaning processing to a blanket.;SOLUTION: A printer includes cleaning necessity determination means 3 for acquiring a printing job and determining the necessity of cleaning processing of a blanket before executing printing processing based on the printing job, and the cleaning necessity determination means 3 includes printing number determination means 30 for determining whether a printing number information showing a printing number after cleaning processing is less than a number that enables printing continuation without performing the cleaning processing, image area ratio determination means 31 for determining whether the image area ratio of each inkpot key has the magnitude of an image area rate large enough to continue printing without performing the cleaning processing, size determination means 32 for determining whether the size of sheets does not change in changing printing jobs, and cleaning necessity determination means 33 for determining the necessity of the cleaning processing in accordance with determination results of the printing number determination means 30, the image area ratio determination means 31, and the size determination means 32.;SELECTED DRAWING: Figure 2;COPYRIGHT: (C)2021,JPO&INPIT