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Showing posts from April, 2020

Design for Manufacture and Assembly

Design for Manufacture and Assembly Design for Manufacture and Assembly (DFMA) is a Design methodology followed all over the world now. When a product is being designed, it is designed with manufacturing considerations. Design Considerations In this Engineering Design approach, all the things that the product has to bear are considered. This does not contain only Modelling, but also the Analysis. Things considered are: Design Constraints Environment Material Availability Post Machining Processes Assembly Design Constraints A designer designing with DMFA approach needs to know beforehand where exactly the part is going to be used and must design accordingly. The overall space available for the product/part to fit, the way in which the product/part is going to be mounted, the orientation must be considered. The maximum allowed weight may also be a constraint. Environment The environment in which the product is going to be used is an important parameter....

Engineering Design Process

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Engineering Design Process Engineering Design is not just a step, but a series of steps followed by all design engineers to efficiently design products. The quality of design and the usability of the product depends largely on these steps.  Good Design The definition of a good design differs a lot depending on the perspective. According to, Manufacturer Easy to manufacture Low-Cost manufacturing / Maximum profits Lower material cost Lower machining cost Customer Low cost Easy to use Form factor Quality or Life Product Life Cycle Deciding the product life cycle is a very important part of Engineering Design. The Product Life Cycle (PLC) is divided into a number of phases depending on the type of the product. These phases are, Survey This is the first and the most important step in the life of a product. This is the step that decides what the product will be... In this phase, the basic 6 questions are answered, Why? The ne...