Production schedule creating method and production schedule creating apparatus

A production schedule creating method used in a production schedule creating apparatus that creates a production schedule for producing a plurality of models of products by production equipment, the method comprising:

• creating a production schedule for producing the plurality of models of products by production equipment;
• inputting updated arrangement means information;
• a sequence information acquiring step of acquiring production sequence information including a production sequence for producing the plurality of models of products and preparation work sequence information including a sequence of arrangement work of arranging members corresponding to the plurality of models on arrangement means which is attached to the production equipment so as to arrange the members that are used for production of the products;
• an arrangement means information acquiring step of acquiring the updated arrangement means information including production arrangement means information that is information of the arrangement means attached to the production equipment and equipment detached arrangement means information that is information of an equipment detached arrangement means that is not attached to the production equipment;
• a schedule optimizing step of optimizing the production schedule obtained after a time point of acquisition of the arrangement means information, based on the production sequence information, the preparation work sequence information, and the updated arrangement means information;
• and
• generating and transmitting at least one work instruction based on the optimized production schedule to at least one of a worker and an arrangement work supporting device.