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MANAGING QUALITY - Coggle Diagram
MANAGING QUALITY
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SIX SIGMA
Defines the project’s purpose, scope, and outputs, then identifies the required process information keeping in mind the customer’s definition of quality
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IMPLEMENTING SIX SIGMA
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Create qualified process improvement experts (Black Belts, Green Belts, etc.)
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EMPLOYEE EMPOWERMENT
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Techniques
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Develop open, supportive supervisors
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Quality Circle
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Trained in planning, problem solving, and statistical methods
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USE OF TOOLS TQM
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Cause-and-Effect Diagram: A tool that identifies process elements (causes) that may effect an outcome
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Statistical Process Control Chart: A chart with time on the horizontal axis to plot values of a statistic
QUALITY AND TQM
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The totality of features and characteristics of a product or service that bears on its ability to satisfy stated or implied needs
DIFFERENT VIEWS
User based: better performance, more features
Manufacturing based: conformance to standards, making it right the first time
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BENCH-MARKING
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Just In Time (JIT)
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- Production only when signaled
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- Inventory costs money and hides process and material problems
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Relationship To Quality
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Better quality means less inventory and better, easier-to-employ JIT system
Taguchi Concept
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- Identify key component and process variables affecting product variation
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ROBUSTNESS
Quality Robustness
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- Remove the effects of adverse conditions
- Small variations in materials and process do not destroy product quality
Quality Loss Function
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Costs include customer dissatisfaction, warranty and service, internal scrap and repair, and costs to society
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