What does a Mechanical Drafter do?

Prepare detailed working diagrams of machinery and mechanical devices, including dimensions, fastening methods, and other engineering information.

Jobs Roles

  • Develop detailed design drawings and specifications for mechanical equipment, dies, tools, and controls, using computer-assisted drafting (CAD) equipment.
  • Coordinate with and consult other workers to design, lay out, or detail components and systems and to resolve design or other problems.
  • Review and analyze specifications, sketches, drawings, ideas, and related data to assess factors affecting component designs and the procedures and instructions to be followed.
  • Compute mathematical formulas to develop and design detailed specifications for components or machinery, using computer-assisted equipment.
  • Position instructions and comments onto drawings.
  • Modify and revise designs to correct operating deficiencies or to reduce production problems.
  • Design scale or full-size blueprints of specialty items such as furniture and automobile body or chassis components.
  • Check dimensions of materials to be used and assign numbers to the materials.
  • Lay out and draw schematic, orthographic, or angle views to depict functional relationships of components, assemblies, systems, and machines.
  • Confer with customer representatives to review schematics and answer questions pertaining to installation of systems.
  • Draw freehand sketches of designs, trace finished drawings onto designated paper for the reproduction of blueprints, and reproduce working drawings on copy machines.
  • Supervise and train other drafters, technologists, and technicians.
  • Lay out, draw, and reproduce illustrations for reference manuals and technical publications to describe operation and maintenance of mechanical systems.
  • Shade or color drawings to clarify and emphasize details and dimensions or eliminate background using ink, crayon, airbrush, and overlays.
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