5S (Lean Methodology)
Introduction
The 5S method, named after the first letter of the name that in Japanese designates each of its five stages, is a Japanese management technique based on five simple principles.[1].
It began at Toyota in the 1960s with the goal of achieving better organized, tidier and cleaner workplaces on a permanent basis for greater productivity and a better work environment. Currently they are part of the most used production systems, Lean Manufacturing, TPM, Monozukuri, Toyota Production System, being one of the most used tools in conjunction with Kaizen.[2].
5S has been widely disseminated and there are numerous organizations of various kinds that use it, such as: industrial companies, service companies, hospitals, educational centers or associations.
Goals
The integration of 5S meets multiple objectives. Each 'S' has a particular objective:
On the other hand, the methodology aims to:
Steps
Contenido
Aunque son conceptualmente sencillas y no requieren que se imparta una formación compleja a toda la plantilla, ni expertos que posean conocimientos sofisticados, es fundamental implantarlas mediante una metodología rigurosa y disciplinada.
Se basan en gestionar de forma sistemática los elementos de un área de trabajo de acuerdo a cinco fases, conceptualmente muy sencillas, pero que requieren esfuerzo y perseverancia para mantenerlas.
Classification (seiri): separating unnecessary
It consists of identifying the elements that are necessary in the work area, separating them from the unnecessary ones and getting rid of the latter, preventing them from reappearing. Likewise, it is verified that everything necessary is available.
Some criteria that help make good decisions:
This hierarchization of the work material prepares the conditions for the next stage, aimed at order (). The particular objective of this stage is to take advantage of clear places.