[CQE] 품질의 대가들 요약

품질의 대가들

1. Philip B.Crosby

   1) Philip B.Crosby’s deep understanding of the concerns of management that made him

         Akin to top management

   2)  Philip Crosby preached four absolutes of quality

      -  Quality means conformance to requirements

         “Do it right the first time” , “Quality is free”

      -  Quality comes from prevention

      -  The quality performance standard is zero defects

      -  Quality measurement is the price of nonconformance

   3) 14 step approach to quality improvement

      -  Management Commitment   

      -  Quality Improvement Team        

      -  Measurement                    

      -  Cost of Quality                   

      -  Quality Awareness           

      -  Corrective Action                 

      -  Zero Defects Planning            

      -  Employee Education

      -  Zero Defects Day

      -  Goal Setting

      -  Error Cause Removal

      -  Recognition

      -  Quality Councils

      -  Do It All Over Again

   4) Senior management involvement

 

2. Dr. W. Edward Deming

  1)  His message to America is listed in his famous 14 point and 7 deadly diseases

  2)  The Fourteen Obligations of Top Management

  3) Seven Deadly Diseases That Management Must Cure

      -  Personal evaluation appraisal, by whatever name, for people in management, the effects of which are devastating

  4)  Plan – Do – Study – Act (wide usage)

  5)      Top management involvement

  6)      Concentration on system improvement

  7)      Constancy of purpose

 

3. Dr. Armand V.Feigenbaum

  1) TQC , TQM

      -  Total Quality Management 

          업무의 모든 국면에서 고객의 요구를 충족시키고도 남도록 조직의 역량을 개발하고 유 지하는 것

  2) Top management involvement

 

4. Dr. Kaoru Ishikawa

  1)  To reduce confusion between Japanese-style total quality control and western-style total quality control, he called the

       Japanese method the companywide quality control(CWQC)

  2)  “Next operation as customer”

  3)  Ishikawa diagram = Fishbone diagram = Cause and effect diagram (4M+1E, 5M)

 

5. Dr. Joseph M.Juran

  1) “Fitness for use” 

  2)  Juran Trilogy – Quality planning , Quality control , Quality improvement

  3)  Chronic losses are normal in a controlled state, while the sporadic spike will initiate an investigation

       -  All improvement takes place project by project and in no other way

  4)  Eventually , only quality improvement activities will reduce the chronic losses and move the process to a better

      and improved state of control and that’s the “last word”

  5)  Pareto Chart – 20(Vital few, 치명적 소수) : 80(Trivial many, 사소한 다수)

       -  개념 : 80%결과에 영향을 비치는 원인 20%

       -  X축 : 카테고리 , Y축 : 빈도, %

       -  Others 가 높을 경우, 카테고리 분류가 잘못된 경우, 재분류

  6) 품질의 기본 3가지 원칙 , Quality cost measurement (총비용 25%점유)

       -  불량품을 만들지 않는다 > P Cost ; 설계,교육,공급업체 평가

       -  절대 고객에게 불량을 전달되지 않게 한다 >  A Cost ; 검사,품질관리,프로세스 관리

       -  최대한 신속하게 조치한다 > F Cost ; (내부) 폐기,제고초과,엔지니어링교체

            (외부) 고객불만, 납기지연, 구매변환

       -  1(예방) : 10(평가) : 100(실패)

 

6. Dr. Walter A.Shewart

   1)  Assignable cause / Change cause

이상원인	우연원인
Assignable cause Special cause 가피 요인	Chance cause Common cause 불가피 요인

   2)  Control chart ; 공정의 안정상태 파악

   3)  The Shewhart Cycle ; Plan – Do – Check – Action (PDCA) è Continuous

   4)  Use of statistics for improvement

 

7. Dr. Genichi Taguchi

   1) He was called the “Father of Quality Engineering”

   2)  “Quality is related to the financial loss to society cause by a product during its life cycle”

   3) Loss function concepts

   4) Signal to noise ratio

   5) Concept of design robustness(=insensitivity)