White oil block stripe improvement method and device based on jet printing of jet printing machine and medium

The invention discloses a white oil block stripe improvement method and device based on jet printing of a jet printing machine and a medium. The method comprises the following steps: acquiring a production image data template to be subjected to jet printing in real time, and acquiring the jet printing times and image processing description information of a current jet printing machine corresponding to the production image data template; performing white oil block and character analysis processing on the production image data template through a preset grating image processor according to the image resolution parameter and the pixel point extraction proportion parameter to obtain a white oil block point extraction diagram and a character point extraction diagram; acquiring the jet printing times of the jet printing machine corresponding to the current jet printing times of the jet printing machine; and carrying out jet printing processing according to the detailed setting of the jet printing times of the jet pr