AIAG-VDA FMEA+1th.pdf

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AIAG_VDA FAILURE MODE AND EFFECTS ANALYSIS (FMEA) Handbook First Edition
AIAG-VDA FAILURE MODE AND EFFECTS ANALYSIS (FMEA) Handbook First edition AIAG PUBLICATONS An AlAG publication reflects a consensus of those substantially concerned with its scope and provisions. An AlAG publication is intended as a guide to aid the manufacturer, the consumer, and the general public. The existence of an AlAG publication does not in any respect preclude anyone from manufacturing, marketing, purchasing or using products, processes, or procedures not conforming to the publication CAUTIONARY NOTICE AlAG publications are subject to periodic review and users are cautioned to obtain the latest editions Published by Automotive Industry Action Group 26200 Lahser road. suite 200 Southfield. Michigan 48033 Phone:(248)358-3570·Fax(248)358-3253 APPROVAL STATUS The AlAG Materials Management Steering Committee and designated stakeholders approved this document for publication on Pending Release Date INTERNATIONAL COPYRIGHT INFORMATION This manual is subject to International Copyright as shown herein and unauthorized reproduction is not permitted. Contact one of the associations below to discuss reproduction permission. If translated, this manual has been translated and published for guidance only and is intended to help the understanding of the official English version AlAG Copyright and Trademark Notice The contents of all published materials are copyrighted by the Automotive Industry Action Group unless otherwise indicated Copyright is not claimed as to any part of an original work prepared by a U.s. or state govemment officer or employee as part of the persons official duties. All rights are preserved by AlAG, and content may not be altered or disseminated, published, or transferred in part of such content. The information is not to be sold in part or whole to anyone within your organization or to another company. Copyright infringement is a violation of federal law subject to criminal and civil penalties. AlAG and the Automotive Industry Action Group are registered service marks of the Automotive Industry Action Group c 2017 Automotive Industry Action Group VDA QMC Copyright and Trademark Notice his publication including all its parts is protected by copyright. Any use outside the strict limits of copynight law, is not permissible without the consent of VDA QMC and is liable to prosecution. This applies in particular to copying, translation, microfilming and the storing or processing in electronic systems C 2017 VDA QMC ISBN This page left intentionally blank Please do not remove FOREWORD Updated upon release ACKNOWLEDGEMENTS The AlAG Quality Steering Committee and the VDa QMa would like to recognize and thank the following companies for the commitment towards the improvement of the FMEA methodology and their contributions of resources during the AlAg- VDA FMEA Handbook project Work Group Members Validation Testing Participants Audial Accuride Corporation Continental Teves ag Axalta Coating Systems Daimler ag Benteler Daimler Truck North America Craemer FCA US LLC Delphi Ford Motor Company Dr. Schneider General motors EBK Honda of America Mfg, Inc F&P America manufacturing Knorr-Bremse Systeme fur Nutzfahrzeuge GmbH Gunite Nexteer Automotive Huhn ON Semiconductor IMS Gear Robert bosch gmbh Iroquois Industries Schaeffler technologies ag Co Kg Litens Vw Group Magna international inc ZF Friedrichshafen ag Magna getrag ZF TRW Mayco International LLC Wabco w&s TABLE OF CONTENTS FOREWORD ACKNOWLEDGEMENTS TABLE OF CONTENTS 1 INTRODUCTION 12 1.1 PURPOSE AND DESCRIPTION 14 1.2 DEVELOPMENT HISTORY OF THE FMEA 15 1.3 OBJECTIVES AND LIMITS OF FMEA 16 1. 4 INTEGRATION OF FMEA IN THE COMPANY 17 1.4.1 Legal aspects of the Fmea... 1. 4.2 Management commitment 18 1.4.3 Know-How Protection of the Design FMEA/ Process FMEA 19 1.4.4 Agreements between Customers and Suppliers 19 1.4.5 Reuse of the FmEa...... 19 1.4.6 Handling of existing FMEA 19 1.5 FMEA FOR PRODUCTS AND PROCESSES 20 1.5.1 Design FMEA.… 20 1.5.2 Process fMeA 1.5.3 Information flow from Design FMEA to Process FMEA 1. 6 PROJECT PLANNING 1.6.1 FMEA Team 1.6.1.1 The Design FMEA Team 24 1.6.1.2 The Process FMEA Team 1.6.1.3 FMEA Team Roles and Responsibilities 16.1.3.1 Management,e.g, project manager…… 1.6. 1.3.2 Lead Design/Process Engineer(Technical Lead)..... 1.6.1.3.3 FMEA Facilitator .. 1. 6.1.3. 4 Core Team Members …26 1.6. 1.3.5 Extended Team Members/Experts ........... 1.6.2 FMEA Timing 26 1. 6. 3 FMEA Intent 28 1.6.4 FMEA Tools …28 1.6.5 FMEA Tasks 2 EXECUTION OF THE DESIGN FMEA. 2. 1 DESIGN FMEA 1ST STEP: SCOPE DEFINITION 30 2. 1.1 Purpose 2.2 DESIGN FMEA 2ND STEP: STRUCTURE ANALYSIS ww33 2.2. 1 Purpose 33 2.2.2 System 2.2.3 System FMEA ∴3 2.2.4 Component FMEA 33 2.2.5 Define the Customer. 2.2.6 Block/Boundary Diagrams .34 2.2.7 Structure trees 2.3 DESIGN FMEA 3RD STEP: FUNCTION ANALYSIS 37 2.3.1 Purpose……… 2.3.2 Function 37 2.3.3 Interface 2.3.4 Requirements… 38 23. 5 Product characteristic 39 2.3.6 Parameter Diagram(P-Diagram) …139 2.3. 7 Visualization of functional relationships........ 41 2. 4 DESIGN FMEA 4TH STEP: FAILURE ANALYSIS 44 2.4.1 Purpose 图主和主主主主E主E自 2.4.2 Failures 2. 4. 3 The failure chain 45 2. 4. 4 Failure Network and Chain Analysis 2.4.5 Failure Effects 48 2. 4.6 Failure mode 4 2. 4.7 Failure cause 2.4.8 Summary 50 2.5 DESIGN FMEA STH STEP: RISK ANALYSIS 2.5.1 Purpose 53 2.5.2 Design Controls.... 53 2.5.3 Current Prevention Controls(PC).............. 53 2.5.4 Current Detection Controls(Dc)........... 54 2.5.5 Confirmation of current Prevention and Detection Controls 2.5.6 Evaluations 56 2.5.7 Severity(S)…. 2.5.8 Occurrence(O)...... 57 2.5.9 Detection (D) 2.5. 10 Action Priority(AP) 2.6 DESIGN FMEA 6TH STEP: OPTIMIZATION 66 2.6. 1 Purpose 6 2.6.2 Assignment of responsibilities....... 67 2.6.3 Status of the Actions 2.6.4 Assessment of Action Effectiveness 67 2.6.5 Continual improvement……, 68 2.7 FMEA RESULTS DOCUMENTATION 70 3 EXECUTION OF THE PROCESS FMEA(PFMEA) 71 3.1 PROCESS FMEA 1ST STEP: SCOPE DEFINITION 71 3.1.1 Purpose 3.2 PROCESS FMEA 2ND STEP: STRUCTURE ANALYSIS 175 3. 2.1 Purpose 3.2.2 Process Flow Diagram....... 75 3.2.3 Structure Tree 3. 3 PROCESS FMEA 3RD STEP: FUNCTION ANALYSIS 79 3.3.1 Purpose… 3.3.2 Function 3.3.3 Requirement(s).. 3.3.4 Visualization of functional relationships. 3.4 PROCESS FMEA 4TH STEP: FAILURE ANALYSIS 8 3. 4.1 Purpose 3. 4.2 Failures 3. 4. 3 Failure chain 8 3. 4. 4 Failure Network and Chain Analysis 3.4.5 Failure Effects..... 86 3. 4.6 Failure mode 3. 4.7 Failure cause 89 7 3.4.7.1Man90 3. 4.7.2 Machine ,,,,,,,,,来,, 3.4.7.3 Material (indirect).......... 90 3. 4.7.4 Environment 90 3.4.8 Summary.… 91 3.5 PROCESS FMEA STH STEP: RISK ANALYSIS 3.5.1 Purpose …94 3.5.2 Current Prevention Controls(PC)............... 94 3.5.3 Process planning .94 3.5.4 Production process 94 3.5.5 Current Detection Controls(DC) 95 3.5.6 Current Prevention and Detection Controls 3.5.7 Evaluations 96 3.5.8 Severity(S) 96 3.5.9 Occurrence(0)....... 97 3.5.10 Detection(D)............ 3. 5. 11 Action Priority(AP) 103 3.6 PROCESS FMEA 6TH STEP: OPTIMIZATION 107 3.6.1 Purpose………… .107 3.6.2 Assignment of Responsibilities ,,,,,,,,,,,,,9,,, 108 3.6.3 Status of the Actions 3.6.4 Assessment of Action Effectiveness............ 109 3.6.5 Continual Improvement 109 3.7 FMEA RESULTS DOCUMENTATION 111 4 SUPPLEMENTAL FMEA FOR MONITORING AND SYSTEM RESPONSE (FMEA-MsR).. 112 4.1 FMEA-MSR 1ST STEP: SCOPE DEFINITION 113 4.2 FMEA-MSR 2ND STEP: STRUCTURE ANALYSIS 114 4.2.1 Block(Boundary) Diagrams 114 4.2.2 Structure Trees 114 4.3EMEA-MSR 3RD STEP: FUNCTION ANALYSIS 国和和和和道和国国和 116 4. 4 FMEA-MSR 4TH STEP: FAILURE ANALYSIS 117 4.5 FMEA-MSR STH STEP: RISK ANALYSIS 119 4.5.1 Purpose.................... 119 4.5.2 Rationale for Frequency Rating 119 4.5.3 Current Monitoring Controls(Mc).. 120 4.5.4 Evaluations .120 4.5.5 Severity(S) 120 4.5.6 Frequency(F).… 120 4.5.7 Monitoring(M.....................121 4.5.8 Action Priority(AP)for FMEA-MSR 124 4.6 FMEA-MSR 6TH STEP: OPTIMIZATION 126 4.6. 1 Purpose....... 126 4.6.2 Assignment of Responsibilities.. 126 4.6.3 Status of the Actions…… 127 4.6.4 Assessment of Action Effectiveness.... 127 4.6.5 Continual Improvement ........128 4.7 FMEA RESULTS DOCUMENTATION 129 ANNEX 130 A1 ADDItIONs 131 A1.1 specia! Characteristics…… A1.2 Form Sheets ,,,,,,,,,,,,,,, 132

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shawnwu1986 东西不错,清晰度也可以
2020-10-11
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