Jidoka is the ability of machines and assembly line workers to detect when a quality non-conformance issue has occurred and immediately stop the production line to make the necessary improvements to the process. Jidoka originated in the Toyota Production System, where it was not just the worker's right to "pull the cord," but their responsibility. Far from leaving … [Read more...]
The 7 Types of Muda
If there is one enemy of business success, it is this: Wastefulness, inefficiency, and uselessness. This is the definition of the japanese word muda, a household name in lean manufacturing circles but an infinitely valuable one for every business professional who learns to root out and destroy this sprouting cancer at every available opportunity. In lean … [Read more...]
Takt Time: The Rhythm of Manufacturing
Takt time is a lean manufacturing concept which represents the exact rate at which a plant must produce its product to satisfy demand. It is measured in time per production step (minutes, hours, etc.). Although order levels fluctuate for many products and factories, the underlying demand tends to be constant. Hence, the production rate of the plant should … [Read more...]
How Does Just-In-Time Manufacturing Work?
Many people have heard of Just-in-time manufacturing. But how does it really work, and how can you use it to improve your operations? Most importantly, what are the risks when there is a hiccup in the supply of parts? Just-in-time manufacturing originated in post-war Japan, where there were neither raw materials nor space to build large factories, hence … [Read more...]
What to Learn from the Toyota Production System
Starting from a point of almost complete ruin after World War II, the Toyota Motor Company rose to become the largest car maker in the world in the mid-2000's. This resulted in many inquiries into the source of their success. Starting in 1988, the engineers and architects of Toyota's success began to open up. As a result, the Toyota Production … [Read more...]