全面质量管理10--6西格玛管理工具及应用-26.pptVIP

６西格玛管理工具及应用 李存荣 What will be covered The History of Six Sigma Six Sigma Defined Brainstorming Exercise The Six Sigma Roadmap Organizing Six Sigma A Real-World Example An Exercise Summary The History of Six Sigma “Six Sigma” originated at Motorola in 1982 Early adoptors Allied Signal (Honeywell) General Electric Six Sigma management philosophy today A well-developed, thorough approach to quality improvement Uses statistics and management by fact Is effective in manufacturing and services firms Defining Six Sigma (6 ) “Six Sigma: A comprehensive and flexible system for achieving, sustaining and maximizing business success. Six sigma is uniquely driven by a close understanding of customer needs, disciplined use of facts, data, and statistical analysis and diligent attention to managing, improving, and reinventing business processes.” - Peter S. Pande6 Defining Six Sigma (6 ) The Greek symbol (sigma) refers to the amount of variation in a process around the mean value for that process Processes have acceptable upper and lower limits Six Sigma is concerned with reducing the variations to get more output within those limits Defining Six Sigma (6 ) In the chart below, 68.6% of the measures are between the upper and lower limits This is a 1 process Reducing the variations in the process will bring a higher percentage within the acceptable limits The 6 Difference What is the Six Sigma difference ? one typo per page (3 sigma) vs. one typo per library (6 sigma) playing golf at a 6 sigma level means missing one putt every 163 years Brainstorming Exercise:Where are the variations? Identify six processes in your business that have variations in the output. (HINT: manufacturing, purchasing, inventory, forecasting, product design, customer service, accounting...) The Six Sigma Roadmap Five steps to implementing Six Sigma9 Identify core processes and key customers Define customer requirements Measure curren