Mistake proofing aka pokayoke mistakeproofing, also known as pokayoke, means to consciously and diligently try to eliminate defects by preventing human errors before they. Here are the 7 steps that are crucial for implementation of mistake proofing. Pokayoke shelf in automotive final assembly line 4. This is a japanese word that means mistake proofing of. One, is to prevent humans from making a mistake, to physically prevent it. If its not possible to prevent the mistake, you can use poka yoke to anticipate and warn of mistakes. This applies to any environment, be it in manufacturing, hospitals or even in the home. Poka yoke is a quality management concept developed by a matsushita manufacturing engineer named shigeo shingo to prevent human errors from occurring in the production line. Descargue como pdf, txt o lea en linea desde scribd. This site is like a library, use search box in the widget to get ebook that you want. Pokayoke is a japanese term that means failsafing or mistakeproofing. Pokayoke history pokayoke pronounced pohkah yohkay 1 was invented by shigeo shingo in the 1960s.
One way of applying errorproofing pokayoke in the service sector is to devise a task pokayoke. If a part is to if a part is to be assembled on a base and it can only be assembled in one way, the. I would sugest you to read that articles first so that you better connect yourself with poka yoke examples in this article. A free powerpoint ppt presentation displayed as a flash slide show on id. In so doing, pokayoke seeks to eliminate or at least minimize defects that are due to. Implementation of poka yoke, poka yoke, assembly line poka yoke. Using pokayoke techniques for early defect detection abstract. Sumit thakur ece seminars poka yoke seminar and ppt with pdf report. Yokeru avoid poka inadvertent errors the term was introduced by shigeo shingo, who was one of the industrial engineers at toyota. Pokayoke solutions, as shown by the following examples figure 2. The term pokayoke comes from the japanese words poka inadvertent mistake and yoke prevent 2. Pokayoke training objectives gain a basic understanding of pokayoke procedures and how they fit into the lean process improvement culture learn skills to identify causes for mistakes by applying problem solving tools and nominal group techniques understand the six pokayoke techniques to eliminate mistakes or to make them immediately.
Introduction now poka yoke is effectively used in the industry across the world because of shiego shingo has one developed and introduced in the. Pokayoke is a quality assurance technique,the aim of pokayoke is to eliminate defects in a product by preventing or correcting mistakes as early as possible. Review the process components and the intended function or functions of those components. Poka yoke was invented by shigeo shingo in 1960 as a part of toyota production system. Poka yoke is a japanese phrase meaning mistake proofing. Many pokayoke ideas come from line workers and are implemented with the help of engineering staff or tooling or machine specialists. Identify the operation or process that needs to be mistake proofed target areas where there are high numbers of errors or where even single errors are very costly. This is part 11 of our series on lean manufacturing principles. Click download or read online button to get poka yoke spanish book now. This page contains poka yoke seminar and ppt with pdf report. Its purpose is to eliminate product defects by preventing, correcting, or drawing attention to human errors as they occur. Journal of chemical and pharmaceutical sciences issn. The result is better product quality and greater participation by workers in efforts to improve your processes, your products, and your company as a whole. Try to look at your manufacturing site and identify some pokayoke from each combination between setting method and regulative function.
Ebook poka yoke as pdf download portable document format. Microsofts free reader application, or a booksized computer this is used. The service world has recognized the value of pokayoke during the last several years. Poka yoke lean foundations and principles coursera. A task pokayoke concentrates on the tasks that a server must perform and devises methods to assure the task is completed correctly. Pokayoke is any mechanism in a lean manufacturing process that helps an equipment operator to avoid mistakes. During the third phase of advanced product quality planning apqp, the cft shall identify the processes, where, due to avoidable human errors, the rating of occurrence andor detection have increased thereby increasing the risk priority number rpn for the process. The essential idea of pokayoke is to design your process so that mistakes are impossible or at least easily detected and corrected. Before kaizen after kaizen a operator makes hole by counting number. Poka yoke seminar ppt with pdf report characteristics. Poka yoke, mistakeproofing in japanese, prevents avoidable mistakes from occurring. Use crossfunctional teams cft approach to mistake proofing.
A popular example of a task pokayoke is the automatic change. More broadly, the term can refer to any behaviorshaping constraint designed into a process to prevent incorrect operation by the user a simple pokayoke example is demonstrated when a driver of the car equipped with a manual gearbox must press on the clutch pedal a process step, therefore a pokayoke prior to starting an automobile. Like with any other tool in lean six sigma, there are some steps you need to follow to get the most out of mistake proofing your projects. Missing process on work theme miswork for number of hole in drilling problem in case of drilling work, fixed number of holes is not keptthen lack of holes takes place sometimes. This is a japanese word that means mistake proofing of equipment or processes to make them safe and reliable. Multiple sources were used for summarizing the content on this page.
Relacion entre poka yokese inspeccion dispositivos poka yoke. Below link has an in detail guide of poka yoke definition, types of poka yoke and how to implement poka yoke. Pokayoke is a japanese term meaning mistake proofing. Libro del pokayoke perforar calidad comercial scribd. If your goal is 100% zero defects, here is the book for you a completely illustrated guide to pokayoke mistakeproofing. As a conclusion, all pokayoke systems can be placed in the matrix below. Pokayoke, is about reducing process variability by minimizing possible ways of doing things. Poka yoke spanish download ebook pdf, epub, tuebl, mobi. A pokayoke is any mechanism or technique in a lean manufacturing process that helps the operator avoid yokeru mistakes poka. Poka yoke pronounced pohkah yohkay comes from two japanese words yokeru which means, to avoid, and poka which means inadvertent errors.654 278 1607 24 565 282 556 1263 606 49 711 106 1226 1586 1583 157 1328 359 1488 365 129 1163 1306 1421 55 1529 412 983 180 38 1656 15 905 604 384 39 1493 1229 1497 561 819 929 799 616 365 307 393 628