Lean Improvement

1. Sai krish
Poka Yoke

2. Sai krish
Poka Yoke

3. Sai krish
What is PokaYoke?
Poka yoke is lean manufacturing tool
which refers to mistake or error
proofing in a process.
When a mistakes reaches to customer,
it becomes a defect..
It aims to prevent defects by catching,
correcting and eliminating mistakes at
the source….

4. Sai krish
Benefits of Poka Yoke
By applying Poka yoke inline, Mistakes are either prevented or
caught shortly after they happen. As a result higher quality 0f output
naturally follows…
Further these solutions get to the root
cause of the problems and prevent them
from becoming bigger problems.
Solving problems immediately ….
Takes less time to rework products at the
end of the day…

5. Sai krish
Benefits of Poka Yoke
*Reduced Training time
*Improved Safety
*Reduced Waste
*Higher Productivity
*Promoting Culture of continuous improvement

6. Sai krish
When to use Poka Yoke?
Here a some situation where it would be particularly important to
mistake proof a process
*At a hand-off step in a process, when output is transferred to another
worker.
*When a minor error early in the process will cause major problems
later in the process.
*When the consequences of an error are expensive or dangerous.

7. Sai krish
Implementation of Pokayoke
• Obtain or create a flowchart of
the process and identify areas
where human error occur….
• When you cant stop the error to
occur, think other way of
detecting the error and minimize
its effects…
• Test the best mistake proofing
method for each error and
implement them…

8. Sai krish
Digital Poka yoke
• All IIoT sensors, device integrations and manufacturing Software
become more accessible..

9. Sai krish
Thank You