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assembly line  a product layout where a sequence of operations and tasks is performed on the end item at workstations strategically located at points along the length of the line.
automation  machinery that has sensing and control devices that enable it to operate automatically.
balance delay  the percentage of idle time of a line.
batch processing  layouts for the production of a moderate variety of end items in batches.
cellular manufacturing  layouts in which machines are grouped into a cell that can process items that have similar processing requirements.
computer-aided manufacturing (CAM)  the use of computers in process control.
computer-integrated manufacturing  a system for linking a broad range of manufacturing systems through an integrating computer system.
cycle time  the span of time a unit of material is at a workstation on an assembly line.
desired output rate  the effective demand for units of a product, translated into a daily rate of output.
fixed-position layout  layout in which the product or project remains stationary and workers, materials and equipment are moved about as needed.
flexible manufacturing system (FMS)  a group of machines designed to handle intermittent processing requirements and produce a variety of similar products.
group technology  grouping items that have similar design or processing characteristics into part families.
industrial robot  a labor-saving device that performs highly repetitive production tasks such as spot welding or transferring material about over short distances, at very high speeds, under program control.
job shop  layouts for the production of a low volume of each of a large variety of goods (or services).
line balancing  the process of assigning tasks to workstations in such a way that the workstations have approximately equal time requirements.
manufacturing cell  one or a few computer-controlled machines that produce a wide variety of parts.
maximum cycle time  the sum of the task times.
minimum cycle time  the time required by the longest task.
Muther grid  a chart that displays an index of closeness ratings for every pair of departments or work centers. It is used to assign work centers to positions in a process layout.
numerically controlled (NC) machines  cutting machines that are directed by a tape produced by a digital computer.
operating time  clock time available in a day of production, after subtracting scheduled stops and breaks.
outsource  obtaining goods or services from an external provider.
precedence diagram  a diagram that shows the sequence of tasks to be performed on a unit of product in an assembly line.
process layout  a layout such as a job shop, with specialized workstations that perform activities or services on batches of material.
production line  a standardized layout arranged according to a fixed sequence of production tasks.
product layout  a layout such as an assembly line dedicated to the production of a single product or service or type of product or service.
project  nonroutine production or developmental planning and construction with relatively long task times for a network of tasks requiring specialized skills and services.
service blueprint  a method used in service design to describe and analyze a proposed service.
task time  the time required to perform a given task on a unit of product.
work center  a location in a process layout where a specified group of tasks is performed on a unit or batch of material.
workstation  a location on an assembly line where a series of tasks is performed on units of a product.







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