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在我们公司提到有一种Family PPAP的概念，好象是说如果同类零件，在同一家供应商开发，生产流程相同，关键控制点相同，只是尺寸不同，可以采用此类PPAP。请看以下例子。7 [3 h; i9 R5 Y# N- z0 _
各位大侠有谁了解Family PPAP? 这个概念在PPAP标准中有没有？在哪位能提供相应参考资料，非常感谢！- R& _- R, m+ A0 E
如果这种概念可行，具体操作中需要注意什么？
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Example 1. Tube Family
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4 process streams at supplier with several hundred PNs each. It makes 4 Family PPAPs.
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2xCF (cold-formed both ends)
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8 p3 Q# j8 c3 b+ I; i% _CB&W (complex brazed & welded)
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RTB (round table brazed)
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2 t# X# K; ]' ]! QEC (extra complex)- d+ J% ^& N$ l% c; F6 o$ ]2 p
$ m; i& G M& N! XGood family PPAP Parameters:" }- H% E% X9 L0 W- R4 t0 {
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2 X* l* Q1 ~' I5 ]Same processes (by VSM) # u; G+ {" k1 h# c' M0 u. H
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Same materials
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5 ]( C5 V# o' V. h% [+ w! |Same plating / painting( T/ Q" R/ z6 x- D) _ c( x
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. Q h* Q; ]! V" kSame controls7 l! E! n' K$ g/ A# H+ f @4 ?
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FMEAs done by process
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+ D" R i! ^' Q* WFamily PPAP simplification and benefits:) ^! g, h) u* ^4 o, `$ e0 ]2 o
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' L5 G& [$ C1 ?: {! ZAll processes common except specifics on tube sizes, tube bending and fittings
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Level 4 submissions on child with reporting for:
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Dimensional Results' l. V& L3 M* o; M6 |
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. U2 b6 X2 _8 t- F* x' n$ f% @Tube bend geometry& A# G' ^0 `" M8 c P" M
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Fitting confirmation. P3 v+ a6 c; p* i3 s5 e+ R
Tube size and wall confirmation- l7 y( ]! {3 G7 M5 T4 S
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发表于 2010-10-21 09:38:39
