Just-in-Time Production and Total Quality Management

4170 Words Apr 29th, 2010 17 Pages


In today’s competitive world shorter product life cycles, customers rapid demands and quickly changing business environment is putting lot of pressures on manufacturers for quicker response and shorter cycle times. Now the manufacturers put pressures on their suppliers. One way to ensure quick turnaround is by holding inventory, but inventory costs can easily become prohibitive. A wiser approach is to make your production agile, able to adapt to changing customer demands. This can only be done by JUST IN TIME (JIT) philosophy. JIT is both a philosophy and collection of management methods and techniques used to eliminate waste (particularly inventory).
Waste results from
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They followed the concept of “dock to factory floor” in which incoming materials are not even stored or warehoused before going into production. This paragraph also shows the need for an effective freight management system (FMS) and Ford’s Today and Tomorrow (1926) describes one.
The technique was subsequently adopted and publicised by Toyota Motor Corporation of Japan as part of its Toyota Production System (TPS).
Japanese corporations could afford large amounts of land to warehouse finished products and parts. Before the 1950s, this was thought to be a disadvantage because it reduced the economic lot size. (An economic lot size is the number of identical products that should be produced, given the cost of changing the production process over to another product.) The undesirable result was poor return on investment for a factory. Also at that time, Japanese companies had a bad reputation as far as quality of manufacturing and car manufacturing in particular was concerned.
One motivated reason for developing JIT and some other better production techniques was that after World War II, Japanese people had a very strong incentive to develop a good manufacturing technique which would help them rebuild their economy. They also had a strong working ethic which was concentrated on work rather than on leisure, and this kind of motivation was what drove Japanese economy to succeed. Therefore Japan’s wish to improve the quality of its production led to the worldwide

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