Metal special sealing structure robustness optimization design method based on contour offset

The invention relates to a metal special-shaped sealing structure robustness optimization design method based on contour offset, which is characterized in that by iteratively optimizing contour characteristic parameters, related performance indexes of metal special-shaped sealing can be improved as much as possible on the premise of not changing a production processing technology and a product structure design; the performance index of one or more metal special-shaped seals can be effectively improved, and the performance index has good robustness; the method has the advantages of low cost, simplicity and effectiveness. 一种基于轮廓偏移的金属特型密封结构稳健性优化设计方法，通过迭代优化轮廓特征参数，使得金属特型密封能够在不改变生产加工工艺和产品结构设计的前提下尽可能提高相关的性能指标，能够有效提高单个或多个金属特型密封的性能指标，并使性能指标具有较好的稳健性；具有成本低、简单有效的优点。