Lean Manufacturing
Avery Mitchell - R00096646
“It’s not necessary to change, survival is not mandatory” - Demming
Lean manufacturing a systematic approach to doing more with less. In other words, Lean, is a method of increasing the amount of a manufacturer’s output, while reducing the amount of resources put in. Lean is of great interest to manufacturers around the world. Companies of all sizes employ lean principles to employ large improvements to quality, marketability and customer service.
Lean is a production philosophy, a way of manufacturing a product using less resources. These principles allow a manufacturer to produce more with less by eliminating waste. Less time, inventory, capital, resources. This can be accomplished by highlighting
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Lean has been applied to many industries and have worked for factories of all sizes. Most factories have less than 250 employees.
Small batches are used to smooth production flow in the plant.
Total manufacturing effort is divided into value added activities and into non value added activities. Lean manufacturing aims to reduce the amount of non-value added activities. Optimising flow of production allows manufacturers to reduce the non-value added activites and increase the value adding activities.
History
The idea that reducing waste will save money is not a novel one, so lean manufacturing has actually been around for hundreds of years, for example the idea of an assembly line far predates the modern lean manufacturing era. However the modern iteration of lean manufacturing was developed in Japan by Toyoda, the founder of Toyota. The Toyota Production System was translated to English in 1975 and today is used as the starting point of lean manufacturing worldwide.
Many people believe that the Toyota production system was the beginning of Lean manufacturing. Translated to English in 1975. 1990 researchers learned that Toyota was the most efficient auomotive systems in the world. The machine that changed the world.
Just in Time System
Kanban
Under the lean production approaches, a number of factors are essential to the process for
Lean manufacturing is the production of goods using less of everything than in mass production: less human effort, less manufacturing space, less investment tools and less engineering time to develop a new product. A company becomes lean by continuously increasing its capacity to produce high-quality goods while
“Lean is a systematic approach to identifying and eliminating waste (non-value-added activities) through continuous improvement by flowing the **product at the pull of the customer in pursuit of perfection.” Lockwood [24].
Lean production is an incorporated group of activities set up to attain high volume production by using low inventories of raw materials, processing goods, and finished goods (Chase, Jacobs, & Aquilano, 2006). Using a lean production process, the China plant will be able to produce goods at a lower cost. Riordan China plant will need to eliminate any waste in the production process to achieve the highest level of efficiency.
Overall, the purpose of lean is to improve processes. Lean is not a methodology that seeks for the reduction of costs, even though it might appear as a result of a great implementation of Lean. Neither is a methodology to improve productivity, as it might require to do more work that do not necessarily means that the staff is doing the right things. Lastly, Lean is not about restructuring the work the staff do, as it might simply mean changing activities without considering if they are actually value added or not.
Lean is defines the manufacturing philosophy that reduces the time between the shipping and customer demand, which based on the systematic method by eliminating waste, that means giving the customer what they want when they want it, and don 't waste whatever. Rahmana, Sharif and Esa (2013) suggested lean production is mentioned to improve the company 's performance from the philosophy in reducing waste in order. That means, lean system destination is the decrease cost by removing the non-value activities, which they are applying a category of tools and techniques for checking and eliminating defective in the production process. In the Evenort Company should emulate the five overriding principles of lean thinking in terms of implementing lean that there is guarantee the company has been driving correctly in the lean manufacturing (Cardiff 2015) as can show in table 1.
At the current situation, Lean Manufacturing has turned into an overall marvel. It is entirely effective in drawing the consideration of organizations of all sizes. An extensive number of organizations are taking after Lean advancements and encountering unlimited upgrades in quality, production, customer service etc. According to lean principles, any use of resources that does not deliver consumer value is a target for change or elimination. It also refers to the elimination of non-value adding/wastes. This Lean approach has mainly been applied in manufacturing, notably in Toyota, and the Toyota Production System, from where Lean originates in the early 1960’s but not to a complete extent. However, lean has also been widely applied in non-manufacturing areas. ‘Lean Management’, or rather ‘Lean production’ is considered to be a smart approach on a system of measures and methodologies. Considering the aspects on a whole, the potential to bring the concept of Lean in various fields of activity like product development, supply chain,
It is a present-day instance of the recurring theme in human history toward increasing efficiency, decreasing waste, and using empirical methods to decide what matters, rather than uncritically accepting pre-existing ideas. As such, it is a chapter in the larger narrative that also includes such ideas as the folk wisdom of thrift, time and motion study, Taylorism, the Efficiency Movement, and Fordism. Lean manufacturing is often seen as a more refined version of earlier efficiency efforts, building upon the work of earlier leaders such as Taylor or Ford, and learning from their mistakes.
Lean manufacturing is the production of goods using less of everything than in mass production: less human effort, less manufacturing space, less investment tools and less engineering time to develop a new product. A company becomes lean by continuously increasing its capacity to produce high-quality goods while simultaneously decreasing
Lean originally originated from Total Productive Maintenance (TPM) (McCarthy, 2015) in the early 1900’s however it wasn’t until the Toyota family introduced the Toyota Production System (TPS) into their company manufacturing operations that it began to gain recognition. In the 1950’s, Toyota first implemented quality measures within the production lines process and hence the initial stages of continuous improvement. Taiichi Ono, who was the executive vice president, developed and implemented the renowned Toyota Production System (TPS) after the Second World War as a means of producing a highly effective and efficient manufacturing line for their products. Ono took great inspiration from Henry Ford’s early lean concepts and applied it to meet the demand of their own Japanese market. This built the seeds of TPS, which today is better known as lean manufacturing (Womack&Jones, 1996).
Lean Manufacturing system pursues optimum streamlining throughout the entire system by the elimination of waste (non-value added/ waste) and aims to build quality into the process while recognizing the importance of cost reduction.
“Lean means creating more value for customers with less” (Krejewski, L., Ritzman, L.P., & Malhotra, M.K., 2013). Implementing this into a project can make the project very successful at a lower rate of cost and time. There are five steps in allowing the lean process to work successfully. This process is easy to remember but not always easy to achieve. Specifying the value from the customer’s point of view of the product that the customer is interested in purchasing is the first step. Identifying all the steps of value for the product the customer wants to purchase and eliminating the steps that are unnecessary is the second step. Creating a sequence of steps that flow in a consistent fashion and will flow smoothly toward the customer is the third step. Introducing the flow of the product that the customer is interested in purchasing and allowing the customer to pull value from the product is the fourth step. The fifth and final step in the lean technique process is “as value is specified, value streams are identified, wasted steps are removed, and flow and pull are introduced, begin the process again and continue it until a state of perfection is reached in which perfect value is created with no waste” (Lean Enterprises Institute, 2015).
Lean Manufacturing is actually a concept by way of the removal of all waste from any process associated with expense with the goal of a greater return by introducing additional products or processes that would be invested for a greater return on every dollar spent. For instance, how much more groceries can a family purchase if they could get paid for the right purchases made throughout the month, without sacrificing quality and usefulness.
The Lean production system changed the manufacturing process fate and most of the automobile manufacturers around the world are trying to embrace the lean production system from Toyota and some other companies which are headquartered in JAPAN. Lean production system origin and the evolution of lean production, and
Lean method produces the little goods that are definitely will sell off and these constraints production of more goods than necessary. LM working on the core principle ‘work smarter, not harder’. Lean production is aimed toward the elimination of waste in each space of production together with client relations, product style, provider networks and manufacturing plant management. Its goal is to include less human effort, less inventory, less time to develop