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Quality Control

Quality Control

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Quality Control

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  1. Quality Control

  2. Quality Control • Control is a critical issue facing every manager in every organization today • Quality control • The Purpose and Important of Quality Control • Basic systems • allocating financial resources, • developing human resources, • analyzing financial performance

  3. Quality Control • Definition of quality:an essential or distinctive characteristic ,property ,or attribute .For example=the chemical qualities of alchocol • Definition of control:means of regulation or check or a standard of comparison used in a statistical or scientific experiment. • Definition of quality control:a system for verifying and maintaining a desired level of quality in an existing product or service by careful planning, use of proper equipment, continued inspection ,and corrective action as required.

  4. Organizational Control

  5. Quality control is of the expected benefits ; • To prevent the production of coarseness • In the products they push changes other than to reduce the number of incorrect parts previously detected • At least create a fast and efficient quality examination system costs • Reduce lost time workers and machinery to increase production

  6. Historical Development of Quality Control Three types of control • Quality control, for the first time in 1947, Armand VallinFeigenbaum by revealed in Japan • In 1961, Armand VallinFeigenbaum authored the book total quality Control and quality control have brought a new approach. • In the same years Japan Joseph Juran and William Edwards Deming's ideas began to base and total quality management has been applied.

  7. Organizational Control Focus

  8. The Purpose and Important of Quality Control: The basic purpose of a quality control system to prevent the production of coarseness. Quality control purposes; • Improving product quality (size, volume, material, hardness and other properties) • Reduce the costs of business and quality • Reduction of customer complaints and consumer protection • The acquisition of competitiveness in foreign markets • Preventing waste of national wealth

  9. Stages Of The Control Process: Includes self-control on behavior – personal values & attitudes • The selection process will be checked • Determination of control unit • Determination of the performance of the topic and purpose criteria will be checked • Determination of the difference between the intended and the actual performance and interpretation • Actual measurement of performance 

  10. The Seven Basic Tools of quality Control: Seven quality tool, a comprehensive weapons store for quality control. • Ishikawa diagram • Check sheet

  11. Control chart • Histogram

  12. Pareto Diagram • Scatter plot

  13. Flow chart

  14. TOTAL QUALITY MANAGEMENT • Marketing • Engineering • Purchasing and Production • Mechanical inspection and Functional testing • Transport,placement and service

  15. Quality Control Cycle; • Working at the same workplace or similar jobs that employers are to analyze, solve problems, and collected at regular intervals they create small working groups. Not enough organization to apply the features of quality circles, enterprise administrators will need to carry some qualities.

  16. Purposes of Quality Control Cycle; • Improve the quality • Improve your employess • Promote relations • To reduce costs • Develop the culture of those who work

  17. Quality Control Circles Have Properties ; • Volunteering • All members participation • The vitality and continuity • Rewarding

  18. Quality Circle Process Team Creates Quality Circle and Collects Information Team Selects Problems to Be Solved Team Recommends Solutions Team Gathers Data and Analyzes Problems Decision by Top Management Feedback from Mangers to Quality Circles

  19. Cost of prevention of defects Cost of warranty claims Costs of quality Cost of detecting defects in the final product Cost of scrap and rework of defective products

  20. QUALİTY CİRCLE The QC circle was formally organized in Japan in 1962 by Japanese Union of Scientists and Engineers(JUSE) and the man who initiated the idea is Dr.Kaoru Ishikawa

  21. Quality of inputs monitored Quality of outputs monitored Random disturbances Transformation process İnputs Outouts Statistical process control Feedback mechanisms

  22. Process of QC For specific point in time • Identification of problem • Problem selection • Problem analysis • Recommendation to the Top management

  23. Problem’s stages

  24. ISO 900 second party audit ISO 900 third party audit Six Sigma Quality system Service quality management Statistical process control Acceptance sampling Control charts for number of defects Control charts for variables Control charts for altributes Industry related standart audit ISO 900 internal audit Six Sigma

  25. ISO • International Organisation for Standardisation • Geneva • 140 members • 1979 - Genesis

  26. Need for quality • Increased productivity • Reduced cost of repairs • Increases loyal customer base • Better profits