fmea潜在失效模式ppt41-质量工具(编辑修改稿)

fmea潜在失效模式ppt41-质量工具(编辑修改稿)内容摘要：

8 O pe r a t or E r r or 5 100% F i n a l D i mG a ug e / 100 %V i s u a l i n s pe c t i o n4 1603 F i xt ur e A : I ni t i a t eC y c l e S t a r tM a c hi n e w i l l n o tc y c l eD e l a y i n pr oc e s s 2 P ow e r o f f , s e n s orout2 1 / m o n t h P M 7 284 F i xt ur e A : C l a m ps M a c hi n e w i l l n o tc l a m pD e l a y i n pr oc e s s 2 A i r pr e s s ur e l ow ,S e n s or o u t2 1 / m o n t h P M 7 285 D e l a y i n pr oc e s s 2 P a r t n ot l oa de dpr ope r l y2 S e n s or i n s t a l l e d( poke y oke )2 86 F i xt ur e A : W e l ds M a c hi n e w i l l n o tw e l dD e l a y i n pr oc e s s 2 N ot e n o ughv o i t a g e s u p p l i e d1 V o i t a g e r e gul r a t o rA n d V i s u a l a l a r m2 47 W e l ds a ppe a rS m a l l or “ l i ght ”A i r ba g h o u s i ngw i l l n o t s u s t a i nde pl o ym e n t10 W e l ds s c h e d ul eout o f a dj u s t m e n t5 100% V i s u a li n s pe c t i o n , 2 /s hi f t de s t r u c t i v et e s t i ng4 2008 F i xt ur e A :U n c l a m psM a c hi n e w i l l n o tun c l a m pD e l a y i n pr oc e s s 2 A i r P r e s s u r er e l e a s e v a l v ebr oke n2 1 / m o n t h P M 7 289 R e m o v e a n dT r a n s po r tS u b A s s yD r oppe d /D a m a g e ds u ba s s e m b l yF i na l A s s e m b l yW i dt h / L e ngt hO ut o f P r i nt8 O pe r a t or E r r or 2 100% F i n a l D i mG a ug e / 100 %V i s u a l i n s pe c t i o n4 64severity grade Potential cause occurency R P N Unfit parts specification inaccurate load 列举出所有在现实操作条件（温度，湿度，灰尘，震动，不适合操作） process step potential failure mode potential effect (process function) (process failure) Load bracket and housing to fixture A. Present process control detection 发生 Failure mode (检查 ) 控制 影响 输入原资材，工序 工序步骤 外部顾客 ,下一道工序 FMEA 模型 step 4. 输入潜在影响 P r oces s F un c t i o n ( S t ep)P ot e n t i a l F a i l ur eM od es ( pr oces sDef ec t s )P ot e n t i a l F a i l ur eE f f ec t s ( KP OVs )SEVCIassP ot e n t i a l C a u s eso f f a i l ur e ( K P I Vs )OCC C ur r e n t P r oces sC on t o l sDEPRPN1 L oad B r ckt 1 amp。 H o u s i ng i nt oF i xt ur e AP ar t s do no t f i t Del a y i n pr oces s 2 i n co m i ngco m po n e n tdi m e n s i o n s o u t o fpr i n t3 R ec eiv i ngI n s pect i o n ( 1 %di m e n t i o na l aud i t )6 362 P ar t i s l oa dedI n cor r ec t l yF i na l A s s e m b l yW i dt h / L e ng t hOut o f P r i n t8 Oper ato r E r r or 5 10 0% F i n a l D i mGaug e / 10 0 %V i s u a l i n s pect i o n4 1603 F i xt ur e A: I ni t i ateC y c l e S t a r tM ac hi n e w i l l n o tcy c l eDel a y i n pr oces s 2 P ower o f f , s e n s orout2 1 / m o n t h P M 7 284 F i xt ur e A: C l a m ps M ac hi n e w i l l n o tcl a m pDel a y i n pr oces s 2 Ai r pr es s ur e l ow ,S e n s or o u t2 1 / m o n t h P M 7 285 Del a y i n pr oces s 2 P ar t n ot l oadedpr op er l y2 S e n s or i n s t a l l ed( po ke y ok e)2 86 F i xt ur e A: W e l ds M ac hi n e w i l l n o twel dDel a y i n pr oces s 2 Not en o ug hv o i t a g e s u p p l i ed1 V o i t a g e r e gu l r ato rAn d V i s u a l a l ar m2 47 W e l ds appearS m a l l or “ l i gh t ”Ai r ba g h o u s i ngwi l l n o t s u s t a i ndepl o ym e n t10 W e l ds s ch ed ul eou t o f adj u s t m e n t5 10 0% V i s u a li n s pect i o n , 2 /s hi f t des t r u ct i v et es t i ng4 2008 F i xt ur e A:Un c l a m psM ac hi n e w i l l n o tun c l a m pDel a y i n pr oces s 2 Ai r P r es s u r er e l ea s e v a l v ebr ok e n2 1 / m o n t h P M 7 289 R e m o v e a n dT r a n s po r tS u b A s s yDr op ped /Da m a g e ds u bas s e m b l yF i na l A s s e m b l yW i dt h / L e ng t hOut o f P r i nt8 Oper ato r E r r or 2 10 0% F i n a l D i mGaug e / 10 0 %V i s u a l i n s pect i o n4 64Process delay Impossible final assembly • 由于内部或外部 顾客识别出的影响 • 于安全，法规（规 则）相抵触的危险 severity grade Potential cause occurrence R P N process step potential failure mode potential effect (process function) (process failure) Present process control detection Unfit parts specification inaccurate load Load bracket and housing to fixture A. failure mode 1 Failure mode 2 effect1 failure mode 1 effect1 effect2 Failure mode 1 Failure mode 2 effect1 在 failure mode and effect 之间有一致的联系。 failure mode and effect（ 失效模式与影响）的关系 step 5. 输入严重度 P r oces s F un c t i o n ( S t ep)P ot e n t i a l。