To carry out uniformly wiping a rear of a plate by a retention part simultaneously with inking by a method wherein the inking is enabled to be uniformly carried out by removing a deflection of a screen printing plate surface by holding the screen printing plate surface from a rear surface side coming in contact with a body to be printed.

In a screen printing machine wherein a squeegee 9 and a scraper 5 are provided, and a mechanism for transferring the squeegee 9 and the scraper 5 to the screen printing machine 2 is provided, a retention part 3 for prevention of deflection capable of being transferred by abutting against a printing surface of the screen printing plate is provided parallel to the scraper 5 from an opposed side of the scraper 5 to the screen printing plate, and the retention part 3 is in a freely windable out and on manner covered by an ink removing sheet such as nonwoven fabric or the like.