poka_yoke_seagull

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1、Mistake-Proofing(Poka-Yoke)防错技术Preparedby:KevinPowersJasonWangTheEffectivenessofInspection检验的有效性Countthenumberofoccurrencesof‘f’:请数一下文章中字母“f”出现的次数：Thenecessityoftrainingfarmhandsforfirstclassfarmsinthefatherlyhandlingoffarmlivestockisforemostinthemindso

2、ffarmowners.Sincetheforefathersofthefarmownerstrainedthefarmhandsforfirstclassfarmsinthefatherlyhandlingoffarmlivestock,thefarmownersfeeltheyshouldcarryonwiththefamilytraditionoftrainingfarmhandsoffirstclassfarmsinthefatherlyhandlingoffarmlivestockbecaus

3、etheybelieveitisthebasicofgoodfundamentalfarmmanagement.TheEffectivenessofInspection检验的有效性100%inspectionisabout80-85%effective.100%的检验只能是大约80-85%有效性。Inspectionisanon-valueaddedactivity.检验是一种不增殖的行为。Is99.9%GoodEnough?99.9%够不够好？2unsafelandingsatChicagoairp

4、ortperday每天在Chicago机场有两次不安全的着陆；16,000lostpiecesofmailperhour每小时要丢失16,000件邮件；20,000incorrectdrugprescriptionsperyear每年有20,000个错误的处方；500incorrectsurgicaloperationsperweek每周有500起不正确的外科手术；50newbornbabiesdroppedbydoctorsperday每天有50个新生婴儿从医生手中掉落；32,000missedhea

5、rtbeatsperpersonperyear每年每个人有32,000次异常心跳；ZeroDefectsistheGoal零缺陷是目标Goal---tomakeproductswithnodefectsandassurenopersonormachine-mademistakeeverbecomesadefectandgetsintothehandsofthecustomer.目标---确保产品无任何缺陷;确保没有任何人为和机器错误导致的缺陷产品提供到客户手中。Defects产品缺陷ZeroDefect

6、s零缺陷Principle---defectsarepreventedbycontrollingtheperformanceofaprocesssothatitcannotproducedefects,evenwhenamistakeismadebymachineorperson.原理---通过控制工序来预防缺陷,即使有人为和机器的错误也能够避免产生缺陷。Controltheprocesssothatdefectsareimpossible!控制工序使缺陷不可能出现！ZeroDefects零缺陷NoFi

7、ngerPointing.OperatorsandMachineswillsometimesmakemistakes.不要指指点点，人和机器有时会犯错误。Findwaystokeepmistakesfrombecomingdefects!关键是找到方法避免将错误变成缺陷。ZeroDefects零缺陷Methods---findingwaystokeepthosemachineandhumanmistakesfromturningintodefects,amethodformistake-proofing

8、(Poka-yoke)aprocess.方法---找到办法避免将错误变成缺陷，而这个方法就是在工序中采用防错技术。ZeroDefectsassuresthatdefectsarenotshipped!零缺陷确保产品出货无缺陷。WhatCausesDefects?缺陷如何产生？1.Poorproceduresorstandards.不健全的生产工序和标准。2.Machines.机器设备。3.Non-conformingmaterial.不正确