异型滚子弧面凸轮减速机构参数化设计及系统开发  

Parametric Design and System Development of Different Types of Rollers Globoidal Cam Deceleration Mechanism

作　　者：陈如云 龚青山[1,3] 曹占龙[1] 孙道成 谭浩 Chen Ruyun;Gong Qingshan;Cao Zhanlong;Sun Daocheng;Tan Hao(College of Mechanical Engineering,Hubei University of Automotive Technology,Shiyan 442002,China;College of Mechanical Engineering,Gansu Polytechnic College of Animal Husbandry&Engineering,Wuwei 733006,China;School of Art and Design,Hubei University of Automotive Technology,Shiyan 442002,China;Digital Department,Dongfeng Commercial Vehicle Co.,Ltd.,Shiyan 442002,China)

机构地区：[1]湖北汽车工业学院机械工程学院,湖北十堰442002 [2]甘肃畜牧工程职业技术学院机械工程学院,甘肃武威733006 [3]湖北汽车工业学院艺术与设计学院,湖北十堰442002 [4]东风商用车有限公司数字化部,湖北十堰442002

出　　处：《机械传动》2023年第10期55-62,共8页Journal of Mechanical Transmission

基　　金：国家自然科学基金项目(52375508);湖北省教育厅重点项目(D20211803);湖北汽车工业学院博士基金项目(BK202001);汽车动力传动与电子控制湖北省重点实验室开放基金(ZDK1201802)。

摘　　要：为了提高异型滚子弧面凸轮减速机构设计效率、规范设计体系,提出一种基于NX二次开发的参数化设计方法,并开发了设计系统。依据空间几何理论和共轭曲面原理,推导了圆柱滚子、圆锥滚子、球锥滚子、鼓形滚子、球滚子5种典型类型的异型滚子及弧面凸轮工作廓面方程;提取关键设计参数,利用NX二次开发工具开发人机交互设计菜单和对话框,结合NX Open C/C++API和Visual Studio编译环境,开发异型滚子弧面凸轮减速机构参数化设计系统,并根据机构中各部件之间的装配约束关系,开发了自动装配功能。系统验证表明,开发的整套系统可以满足用户的个性化设计需求,有助于实现异型滚子弧面凸轮减速机构设计流程的规范化、标准化,实现快速设计与修改,缩短设计周期。In order to improve the design efficiency of different types of rollers globoidal cam deceleration mechanism and standardize the design system,a parametric design method based on NX secondary development is proposed,and the design system is developed.According to the theory of space geometry and the principle of conjugate surface,the working profile equations of five typical types of rollers,including cylindrical roller,conical roller,ball-cone roller,drum roller and ball roller,and globoidal cam are deduced.The key design parameters are extracted,and the human-machine interaction design menus and dialogs are developed by using the NX secondary development tool.Combined with NX Open C/C++API and Visual Studio compilation environment,the parametric design system of different types of rollers globoidal cam deceleration mechanism is developed.And according to the assembly constraint relationship between the components in the mechanism,the automatic assembly function is developed.The application shows that the whole system developed can meet the user's personalized design requirements,help to realize the normalization and standardization of the design process of different types of rollers globoidal cam deceleration mechanism,achieve the rapid design and modification,and shorten the design cycle.

关 键 词：弧面凸轮减速机构 异型滚子 参数化设计 NX二次开发 自动装配 

分 类 号：TH132.46[机械工程—机械制造及自动化]