Production engineering and operations management. Practical session 5.- Usage of quality management tools Management board Carlos Ribera Bernhard Schuster Ángeles Vázquez Longhao Xiang Sigrid Holleis Patrick Wisinger
Step 2:Draw main causes for problem as ‘bones’ Typical categories used in manufacturing
Material (Includes Raw Material, Consumables and Information.)
Man Power (physical work)/Mind Power (brain work): Kaizens , Suggestions
Milieu/Mother Nature (Environment)
Step 2:Draw main causes for problem as ‘bones’ Low product qualification rate Machine Process People Management Production Environment
Step 3 ： Ask ‘What could have caused problems in these areas?’ Repeat for each sub-area. Machine Process Man Materials Lack of training Lack of experience Conditioning Poor test Engineering lacks training Wrong prog used Old equitment Contact Issue Misoperation Volume Lot Quality Low product qualification rate
The flowchart is a process diagram that describes the steps in a process.
This diagrammatic representation can give a step-by-step solution to a given problem.
Flowchart in MAN The speedometer dial is bowed Is the dimension of the disc correct? Yes No Assembly fault? No Yes Material failure? No Yes Supplier of the disk? No Yes Temperature? Yes Manufacture problem? No Yes Change the bowed speedometer Solve the problem in the factory The problem is solved