PURPOSE: To provide a processing/machining method and device for articles of various types of operating bodies which can be automatically and assuredly replaced, and which can make an article cope with a different form or condition uniformly for each case.

CONSTITUTION: In the operating range of an article operating means 3, plural sets of operating bodies 5 with different forms, which are supported by a cradle 4, are provided, and the operating bodies 5 with different forms are selectively replaced by the moving operation of the article operating means 3, in response to the form of an article to be processed/machined (b) or the change of the article to be processed/machined. Therefore, the model change of the operating body and the processing/machining of an article can be performed completely without workers, and the model change of the operating body, which is done not by human hands, can prevent accidents from happening, and drastically improve the safe property for workers, and the breakage of the operating body due to dropping can be eliminated.