Written in an very accessible, user-friendly format, the guide:
- Defines what an SPC can and cannot do. - Shows how to diagnose your SPC system and perform an SPC system audit. - Provides definitive corrective actions and a four-step method to ensure their effectiveness. - Explains what to do when process capability measures become chronically low. - Presents the five universal SPC principles and the consequences of violating them.This guide is an excellent training for operators and technicians who must understand why prior corrective efforts have not been successful. In addition, it will benefit SPC coordinators, engineers, and managers who are responsible for the effectiveness of their organization's SPC system.
Sprache
Verlagsort
Verlagsgruppe
Zielgruppe
Für höhere Schule und Studium
Für Beruf und Forschung
Gewicht
ISBN-13
978-0-527-76343-5 (9780527763435)
Copyright in bibliographic data is held by Nielsen Book Services Limited or its licensors: all rights reserved.
Schweitzer Klassifikation
Autor*in
Senior Quality Engineer and Productivity Consultant
List of Figures
List of Tables INTRODUCTION
WHAT IS SPC SUPPOSED TO DO?
- Process Goals
- Product GoalsCHAPTER 1
DOES YOUR SPC SYSTEM NEED TROUBLESHOOTING?
- System Level Evaluations
- Chart Level EvaluationsCHAPTER 2
WHEN CAPABILITY IS ALWAYS LOW
- Reasons for Low Capability
Process Centering
Process Variation
- Normality and SPC
- Non-normal Distributions
Kurtosis and Skewness
Multimodal Distributions
Multivariate Distributions
Combed Distributions
Edge Peaked and Cut Distributions
Exponential and Weibull DistributionsCHAPTER 3
WHEN THE PROCESS DOES NOT STAY IN CONTROL
- Symptoms of Chronically Uncontrolled Processes
Chronically Outside the Control Limits
Chronically Has Runs or Trends
Chronically Has Nonrandom PatternCHAPTER 4
EFFECTIVE CORRECTIVE ACTIONS
- Why Some Corrective Actions Fail
- Corrective Actions for SPC Issues
- Corrective Actions for Excessive Variation
- Corrective Actions for Chronic Average Issues
- Verifying the Effectiveness of Corrective Actions
- ConclusionsGlossary
Recommended Reading
Index
