Chapter 15 Just-in-Time Manufacturing 1 Chapter 15 Ju st-in-Time Manu factu ring Key Terms: Adding value, 398 Adding value to a product does not mean adding cost. Users are not concerned with the manufacturer’s cost but only with the price they must pay and the value they receive. Poke-Yoke,401 It implies the concept of removing faults ant the first instance and making a process or product “foolproof.” Work cells, 403 Dissimilar machines groped together into a production unit to produce a family of parts having similar routings. Process flexibility,404 Process flexibility is desirable so the company can react swiftly to changes in the volume and mix of their products. To achieve this, operators and machinery must be flexible, and the system must be able to be changed over quickly from one product to another. Machine flexibility,404 To achieve machine flexibility, it often makes sense to have two relatively inexpensive general-purpose machines than one large, expensive special-purpose piece of equipment. Quick changeover,404 It requires short setup times. Operator flexibility,405 To achieve operator flexibility, people should be trained in their own jobs, but should also be cross-trained in other skills and in problem-solving techniques. Quality at the source, 406 It means doing it right the first time and, if something does go wrong, stopping the process and fixing it. Total productive maintenance,406 Preventive maintenance plus continuing efforts to adapt, modify, and refine equipment to increase flexibility, reduce material handling, and promote continuous flows. It is operator oriented maintenance with the involvement of all qualified employees in all maintenance activities. Uniform plant loading,407 I...
