When designing a machine that has never been designed before, the 4 steps we follow are

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*** Needs Analysis. The needs that the machine will meet and the problems it will solve are determined. This step is important to determine the focus of the design.
*** Design Stage. Based on the information obtained from the needs analysis, the structure, features, functions, materials, and other technical details of the machine design are determined.
*** Prototype Production. According to the plan created in the design stage, a prototype is produced. This step demonstrates that the machine can physically exist and be functional.
*** Testing and Development. After the prototype is produced, the testing and development stage is entered to test how the design works under real-world conditions and to make necessary improvements.