Oct 062012

Machine DesignMachine design is defined as the use of imagination, scientific principles and engineering techniques to create a machine or structure economically, in order to satisfy the requirements of a customer. Machine design is the first step involved in creation of a machine. It gives the basic idea of how a machine will look and function.

Steps in Machine Design:

The following flowchart shows you the steps involved in machine design:

Problem Definition

Basic Need



Detailed Design

Preparation of Drawing


In the above flowchart,

  • Material involves cost analysis
  • Analysis involves feasibility, optimization and tests

Factors influencing machine design:

The following is a list of factors that influence the machine design process:

  • Appearance
  • Limits and Fits
  • Size
  • Weight
  • Space Required
  • Required Motion
  • Reliability
  • Production Cost
  • Maintenance Cost
  • Service
  • Life
  • Efficiency
  • Speed of operation
  • Manufacturing method
  • Standard – National, international, work or material standard
  • Maintenance Frequency
  • Labour Required
  • Material Required
  • Availability of raw materials
  • Availability of spare parts
  • Re-usability
  • Complexity of the machine

Introductory image source

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Written by

I am a mechanical engineer with a passion for technical stuff. I am the founder and former editor-in-chief of Mechteacher.com.

  • Prem Teotia

    good work bro…

  • Sanika Patel

    very well written…