CAD : CAD Wire Frame drawings – this is a more technical way of viewing the design.
Surface modelling – this is when colour and texture can be added
Solid modelling – the model is made of solid geometric shapes which can be mathematically tested.
Features of CAD programmes : Features of CAD programmes Drawing tools that can be adjusted for colour, width, shape.
Text font styles etc.
Measuring systems to be accurate
Rotating, mirroring, copying
Can view a product in 3D using Virtual Prototyping.
Products can be made directly from a CAD package into a suitable output device.
Computer Aided Design Computer Aided Manufacture : Computer Aided Design Computer Aided Manufacture Inputs
Drawing on a computer (2D Design Tools or Pro-desktop) Outputs
Cutting out a paper, acrylic or card net using a laser cutter.
Cutting out sticky plastic using a Stika machine.
Cutting out acrylic, MDF , Aluminium using the CAMM2 machine
Stereo lithography – RAPID PROTOTYPING
Advantages of CAD/CAM : Advantages of CAD/CAM Speed
Improvement in quality
Communication of changes
Storage and retrieval of data