10--6西格玛管理工具及应用-26.ppt

1、西格玛管理工具及应用李存荣李存荣What will be coveredThe History of Six SigmaThe History of Six SigmaSix Sigma DefinedSix Sigma DefinedBrainstorming ExerciseBrainstorming ExerciseThe Six Sigma RoadmapThe Six Sigma RoadmapOrganizing Six SigmaOrganizing Six SigmaA Real-World ExampleA Real-World ExampleAn ExerciseAn Ex

2、erciseSummarySummaryThe History of Six Sigma“Six Sigma”originated at Motorola in 1982Six Sigma”originated at Motorola in 1982 Early Early adoptorsadoptors Allied Signal(Honeywell)Allied Signal(Honeywell)General ElectricGeneral Electric Six Sigma management philosophy today Six Sigma management philo

3、sophy today A well-developed,thorough approach to quality A well-developed,thorough approach to quality improvementimprovement Uses statistics and management by factUses statistics and management by fact Is effective in manufacturing and services firmsIs effective in manufacturing and services firms

4、Defining Six Sigma(6 )“Six Sigma:A comprehensive and flexible Six Sigma:A comprehensive and flexible systemsystem for achieving,sustaining and maximizing business for achieving,sustaining and maximizing business success.Six sigma is uniquely driven by a close success.Six sigma is uniquely driven by

5、a close understanding of customer needs,disciplined use of understanding of customer needs,disciplined use of facts,data,and statistical analysis and diligent facts,data,and statistical analysis and diligent attention to managing,improving,and reinventing attention to managing,improving,and reinvent

6、ing business processes.”business processes.”-Peter S.Pande-Peter S.Pande6 6Defining Six Sigma(6 )The Greek symbol (sigma)refers to the The Greek symbol (sigma)refers to the amount of variation in a process around the amount of variation in a process around the mean value for that process mean value

7、for that process Processes have acceptable upper and Processes have acceptable upper and lower limitslower limits Six Sigma is concerned with reducing the Six Sigma is concerned with reducing the variations to get more output within those variations to get more output within those limitslimitsDefini

8、ng Six Sigma(6 )In the chart below,68.6%of the measures are In the chart below,68.6%of the measures are between the upper and lower limitsbetween the upper and lower limits This is a 1 processThis is a 1 process Reducing the variations in the process will bring a Reducing the variations in the proce

9、ss will bring a higher percentage within the acceptable limitshigher percentage within the acceptable limitsThe 6 DifferenceWhat is the Six Sigma difference?What is the Six Sigma difference?one typo per one typo per pagepage(3 sigma)(3 sigma)vs.vs.one typo per one typo per librarylibrary(6 sigma)(6

10、sigma)playing golf at a 6 sigma level means missing playing golf at a 6 sigma level means missing one putt every 163 yearsone putt every 163 yearsBrainstorming Exercise:Where are the variations?Identify six processes in Identify six processes in youryour business that business that have variations i

11、n the output.have variations in the output.(HINT:manufacturing,purchasing,inventory,forecasting,(HINT:manufacturing,purchasing,inventory,forecasting,product design,customer service,accounting.)product design,customer service,accounting.)The Six Sigma RoadmapFive steps to implementing Six Five steps

12、to implementing Six SigmaSigma9 9 1.1.Identify core processes and key customersIdentify core processes and key customers2.2.Define customer requirementsDefine customer requirements3.3.Measure current performanceMeasure current performance4.4.Prioritize,analyze,implement improvementsPrioritize,analyz

13、e,implement improvements5.5.Expand and integrate the Six Sigma systemExpand and integrate the Six Sigma systemOrganizing Six SigmaKey Roles10Leadership TeamLeadership TeamChampionsChampionsMentors(master black belts)Mentors(master black belts)Experts(black belts)Experts(black belts)Participants(gree

14、n belts)Participants(green belts)黑带黑带项目的由来项目的由来黑带（Black Belt）的原意为跆拳道、空手道以及武术项目中功夫水平的最高级别，后则延伸为专家、大师。20世纪90年代，摩托罗拉公司为培养、提高专业技术人员水平，特别设计了6西格码统计制成控制专家黑带项目。项目宗旨强调培养能在生产流程中掌握、精通统计制成控制专业理论和实践，并在管理领域全面发展的全能人才和专家。为此，还专门设置了标志不同的受训程度和专业水平的级别：绿、黑大师。当时，6西格码管理法黑带证书的发放，由摩托罗拉、德州仪器、IBM、柯达等几家公司联合进行，并主要集中在制造业中改进产品的技术

15、人才，而发展到今天，黑带含义的界定已更广泛，不再局限于某种职责或技术了。Key Six Sigma RolesThe Leadership Group Be actively involved from outset Be actively involved from outset Develop a strategic planDevelop a strategic plan Establish Roles and InfrastructureEstablish Roles and Infrastructure Establish supporting policiesEstablish s

16、upporting policies Job descriptionsJob descriptions Reward/Compensation systemsReward/Compensation systems Career pathsCareer pathsKey Six Sigma RolesThe Leadership Group(contd)Select projects Select projects Prioritize projects and allocate resourcesPrioritize projects and allocate resources Facilitate,guide,manageFacilitate,guide,manageKey Six Sigma RolesThe Champions17 Find appropriate projectsFind appropriate projects Represent projects to the leadership Represent projects to the leadership