The invention discloses a tire outer contour mathematical modeling method based on creative design, and belongs to the technical field of tire design, numerical values corresponding to codes are calculated through a formula, direct variable codes and indirect variable codes are established in a creative shape design module, and an outer contour parameterized graph template is drawn; a numerical value corresponding to the code is associated with the outer contour parameterized graph template through a generation type shape design module, and a tire outer contour mathematical model is formed; mathematical analysis is conducted in the modeling process by means of generative design, graph positioning and sketch constraint are not depended on, graph geometric constraint is replaced by a specific size parameter result for the key upper tire side arc radius R value, mathematical logic is clear, hierarchical, popular and easy to understand, and efficiency is high; the tire outer contour mathematical model is high in generalization degree, outer contour models of different specifications can be exported in batches, the model accuracy is high, and errors are not likely to be reported.
本申请公开了一种基于创成式设计的轮胎外轮廓数学建模方法,其属于轮胎设计技术领域,通过公式计算代码对应的数值,在创成式外形设计模块中建立直接变量代码和间接变量代码,并绘制外轮廓参数化图形模板,将代码对应的数值与外轮廓参数化图形模板通过创成式外形设计模块建立关联,形成轮胎外轮廓数学模型;本申请建模过程运用创成式设计进行数学分析,不依赖于图形定位和草图约束,关键的上胎侧弧半径R值用具体的尺寸参数结果代替图形几何约束,数学逻辑清晰,层次分明,通俗易懂,效率高;轮胎外轮廓数学模型通用化程度高,可以批量导出不同规格的外轮廓模型,且模型准确度高,不易报错。
Generative design-based tire outer contour mathematical modeling method
一种基于创成式设计的轮胎外轮廓数学建模方法
2024-09-20
Patent
Electronic Resource
Chinese
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