Pro/Engineer operating software is the United States Parametric Technology Corporation (PTC) under the integration of CAD/CAM/CAE three-dimensional software. Pro/Engineer software is known as parametric, is the earliest application of parametric technology, in the current field of three-dimensional modeling software occupies an important position. pro/engineer as the Pro/Engineer as a new standard in the field of mechanical CAD/CAE/CAM in today's world and recognized and promoted by the industry, is now one of the mainstream CAD/CAM/CAE software, especially in the field of domestic product design occupies an important position.