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发表于 2007-4-24 21:05:11
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来自： 中国广东深圳
本帖最后由 svw0936 于 2010-3-3 17:10 编辑
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+ R: t/ ^# I- Y8 ?, Q简单讲解PPAP
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What PPAP is Not) S( z1 F5 d) ?! a' [5 S; _! ^0 i2 k
• it is not a task, paper work that the customer wants to evaluate your clerical skills
% l5 t+ u" O- z• it is not documentation that you complete then never look at again
" k4 u. B: p$ @6 f6 V" j$ P2 A. m8 S& G• it is not a format you fill out to meet a QS9000 requirement. Although it is a QS9000 requirement section 4.2 of Advance Production Quality Planning: Z1 C/ n9 n; V. q$ a
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What is PPAP0 \4 E+ g, j4 ^) ?3 p( Z
<Production part Approval Process>
8 \: d4 a& Z* B% I• used to evaluate the production process for the manufacture of goods
1 v% T* R& T6 r/ w5 g6 a# H• it is a process, not just a task that your customer requests because he can
1 t7 d: v9 m( T9 `, T$ F3 I• it is documented method of evaluating a manufacturing process to verify repeatability and functionally of the process
& j3 E% x9 N. N2 T" n* Q1 X' _• A blueprint, if you will, of how a manufacturing process flows, is controlled and maintained for predicated consistency, time, part to part, and shift to shift.
' v! L# W$ N0 o+ P: j: U$ F' A• The process control plan and PFMEA, which is part of a PPAP is working, living document to control process and evaluate predictability and continuous improvement: y) {% I) K# f: M/ k
• If used as a process monitor, a PPAP can identify opportunities for scrap reduction, productivity improvement and cost reduction.
: ~9 k+ i& [$ s H" e* @• The point of cost reduction is not only for the customer, it is also for the supplier.
5 B, }; T: a, D+ {• It will redirect monies for capital investment and employee and company stability and strength in the market place.
/ d# `8 X( s' V/ x G• Revision of “preliminary Process capability” now called initial process studies( O3 i7 a2 ]" v6 K. v- i
• The use of CPK or PPK and consistent with the SPC reference manual (CPK of 1.67 now required)
2 V" w6 a! a! A6 ~! K• Clarifies when a customer notification and/or submission is required.0 W9 R" g: o; [
• Requirement for Bulk Material now included.
: }4 H5 o" p# ?% C• The PPAP process also does two additional things1 J8 `7 o4 Q3 N P1 M
- it is used to determine if the supplier understands customer design records or points and specification requirements
/ d- \ \# E) ~; }7 Q- it is also identifies changes that might affect the direct customer or ultimate purchaser of the vehicle or component PPAP third edition7 D2 K& L8 ^ |. r9 F: S
- issued September 1999, effective February 1,2000
# I4 A; p) U9 r' {$ F2 q• obsoletes July 1995, second edition
" P- ^. m9 {8 A0 h8 z- _' x• actual change are minimal and evolutional& d1 f" A: x/ [
• revision included
2 w0 h+ v; i! @3 d• format consistent with QS9000
3 P2 _" x$ o( p7 z2 e• reordered PPAP requirement to align with typical process flow |
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