毕业论文 齿轮减速箱设计_论文 关键字：三维虚拟设计；三维建模；减速器； [gap=2055]Key words：3D virtual design; three-dimensional modeling; reducer;
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Using 3d Virtual Design 采用三维虚拟设计
According to the parameters of some primary parts, a virtual sample machine mode would be founded, by structure and optimization design for whole machine through 3d image software.
根据已得各主要部件的设计参数，利用3d图像处理软件对整机进行结构设计及优化，建立机构的虚拟样机模型。
The method to design 3D virtual helmet display optical system is presented based on the software of ZEMAX and the properties of eyepiece. A design example is given.
根据目镜光学系统原理，采用ZEMAX软件来确定3D虚拟头盔光学显示系统的结构设计方法研究和性能优化。
The method and technology of virtual 3d assembly are discussed, and the method of the valve assembly CAD design and emulation concept-oriented design is pointed out in the paper.
探讨了面向概念设计的产品虚拟三维装配建模过程和三维建模方法，提出了面向概念设计阀门装配CAD设计与仿真的思想和方法。
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