qfd质量功能展开

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1、Chapter1.4QualityFunctionDeploymentQFD的定义是一个系统的将客户需求和期望转化成对产品和服务及流程的技术要求,可具体衡量的功能的方法:从市场开发和营销到研究开发到工程和制造到物流和服务Asystemfortranslatingconsumerrequirementsintoappropriatecompanyrequirementsateachstagefromresearchandproductdevelopmenttoengineeringandmanufacturingtomarke

2、ting/salesanddistributionQFDStepsCustomerMethods(HOW’s)HouseofQuality#1InternalGEactions(HOW’s)HouseofQuality#2InternalProcesses(HOW’s)HouseofQuality#3ProcessVariables(HOW’s)HouseofQuality#4InternalProcesses(WHAT’s)InternalGEactions(WHAT’s)CustomerMethods(WHAT’s)Cu

3、stomerNeeds(WHAT’s)CustomerHouseGEHouseProcessHouseProcessControlQFD层次(产品)客户要求(WHAT’s)功能要求(HOW’s)质量屋#1功能要求(WHAT’s)产品特征(HOW’s)质量屋#2产品特征(WHAT’s)制造流程(HOW’s)质量屋#3制造流程(WHAT’s)流程内变量(HOW’s)质量屋#4关键产品特征关键制造流程关键流程变量关键的功能要求QFD层次(服务)项目要求(HOW’s)关键项目要求(WHAT’s)主要流程步骤(HOW’s)质量屋#

4、2关键项目步骤(WHAT’s)主要工作(HOW’s)质量屋#3关键流程步骤关键性工作关键项目要求质量屋#1客户CTQ(WHAT’s)House1isthehouseofthecustomer.Thishouseconsistsofcustomerneedsandhowthecustomerwillactupontheseneeds.Thishouseisusuallycompletedduringthecustomerneedsmapping.质量屋1是客户之屋,包括客户的需求和客户如何针对这些需求而行动.这部分通常在客户需

5、求调查时完成House2istheinternalcompanyhouse.Thishouseinvolvesthetranslationofthecustomermethodsandhowcompanywillactupontheseneeds.质量屋2是公司内部之屋.它将客户的方法(要求)转化为公司内部应该如何行动House3istheinternalprocesshouse.Wewillnowtranslatehowwewillactuponthecustomerneedsintoaspecificprocesswhi

6、chwewillusetodothis.质量屋3是内部过程之屋.将我们如何行动转化为对具体加工过程的要求House4istheprocesscontrolvariablehouse.Thisreferstothespecificprocessvariablesor“knobs”whichwewillcontroltodeliveronthecustomerneeds.质量之屋4是过程参数之屋.将过程的要求转化为过程参数的要求,以满足客户的要求.CustomerRequirements(WHAT’s)CustomerMetho

7、ds(HOW’s)QFDHouse#1QFD:House#1CustomerHouseWhat:Mapcustomerneedstohowtheywouldactuponthoseneeds.Why:DefineCustomerexpectationsDefinethemethodsthatwillsatisfythoseexpectations.Prioritizetherequirements.When:Step1-(DMAIC);Phase1(DFSS)duringthecustomerneedsmappingsess

8、ion.How:CustomerInterviewsandSurveys,businessandtechnicalexpertknowledge.Verifythatallneedsareidentifiedandhavecustomerspeclimits.CustomerRequire