A cell controller of a system includes: a sensor management part that collectively manages information from a sensor; a workpiece management part that monitors at least one of the stroke and the state amount of a workpiece, the stroke and state amount being included in the information from the sensor; and a task management part that selects the workpiece to be handled based on the task request from a machine controller and at least one of the stroke and the state amount of the workpiece, and transmits information on the workpiece to be handled to the machine controller.

A production schedule creating method includes: acquiring production sequence information including a production sequence for producing a 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 production equipment so as to arrange the members that are used for production of the products; acquiring 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; optimizing a 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 arrangement means information.

A production schedule creating method includes: a schedule information acquiring step of acquiring production schedule information including a production sequence for producing a plurality of models of products, a commenceable time point, and a production deadline time point; a preparation time calculating step of calculating a preparation time taken for arrangement work of arranging members on arrangement means, for each of a plurality of models; a production time point calculating step of calculating a production commencing time point and a production end time point for each of the plurality of models; a schedule satisfaction determining step of determining whether or not a schedule satisfying condition is satisfied, for each of the plurality of models; and a sequence changing step of changing a sequence for producing an unsatisfied model that does not satisfy the schedule satisfying condition, in a case where the unsatisfied model is present.

A preparation schedule creating method includes: an information acquiring step of acquiring production schedule information including a production sequence, a commenceable time point, and a production deadline time point, member information related to the members, arrangement means information related to a state of arrangement means attached to production equipment and a state of equipment detached arrangement means detached from the production equipment, work quantity information related to a work quantity of arrangement work of arranging members on the arrangement means, worker information related to the number of workers that performs the arrangement work; a usable arrangement means selecting step of selecting a usable arrangement means based on the production schedule information and the arrangement means information; and a preparation work schedule determining step of determining the selected usable arrangement means as the usable arrangement means for one model in the preparation work schedule.

An apparatus for assisting a setup work in a system having lines for producing types of products, each of the lines requesting the setup work for producing the product after switching of the type of product, includes a processor to calculate an earliest time when the setup work for each product in each line becomes executable based on the production-plan information, and when a difference between the earliest time when the setup work for a first product in a first line becomes executable and the earliest time when the setup work for a second product in a second line other than the first line becomes executable is equal or greater than a predetermined threshold value, determines that the setup work for the first product is executed before the setup work for the second product, and determines an execution order of the setup work for each product using a problem solver.

An information processing device includes: a memory; and a processor coupled to the memory and configured to: acquire information on production of substrates and equipment information on a mounting line in which a component is mounted on the substrates; and optimize, based on the information on the production of the substrates and the equipment information on the mounting line, a plurality of factors that affect a time to complete the production of the substrates.

An information processing device includes: a memory; and a processor coupled to the memory and configured to: acquire information on production of substrates and equipment information on a mounting line in which a component is mounted on the substrates; and optimize, based on the information on the production of the substrates and the equipment information on the mounting line, a plurality of factors that affect a time to complete the production of the substrates.

A computer-readable recording medium storing a specifying program for causing a computer to perform processing including: obtaining first information indicating an order of processing a plurality of objects; obtaining second information indicating a type being processable by each work device; obtaining a result of a simulation regarding processing of the work devices; counting a number N1 of objects having moved to another work device although processing is capable of being executed on an object to be distributed next, and counting a number N2 of objects being caused to wait since processing is executed on another object although processing is capable of being executed on the object to be distributed next, under conditions such that each object waits when the work device executes processing on another object; and specifying a work device to be increased or decreased, according to any of the number N1 or the number N2.

A cell controller of a system includes: a sensor management part that collectively manages information from a sensor; a workpiece management part that monitors at least one of the stroke and the state amount of a workpiece, the stroke and state amount being included in the information from the sensor; and a task management part that selects the workpiece to be handled based on the task request from a machine controller and at least one of the stroke and the state amount of the workpiece, and transmits information on the workpiece to be handled to the machine controller.

A production schedule creating method includes: a sequence information acquiring step of acquiring production sequence information including a production sequence for producing a 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 production equipment so as to arrange the members that are used for production of the products; an arrangement means information acquiring step of acquiring 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; and a schedule optimizing step of optimizing a 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 arrangement means information.