INEXPENSIVE COMPUTER-AIDED MANUFACTURING PROGRAM FOR MANUFACTURING WING MOLDS

Authors

  • J. Bosmarn
  • A. Jonker

Keywords:

Aerodynamics, Structures, Design

Abstract

A new computer program was written for manufacturing wing moulds on a 3-axis CNC machine. The aim was to reduce the costs and time of normal CAD/CAM processes and to write a dedicated computer program that could generate machine codes for complex 3D wing geometry. A test wing section was manufactured using the machine paths generated by the new program. To verify the shape of the test section, the airfoil coordinates were digitally obtained and compared with the original designed airfoil shape. Very little deviation was detected and the method was thus found to be suitable for the manufacturing of moulds for gliders, where accuracy of the wing shape is of
great importance.

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