To resolve sensitive information protection in collaborative assembly design , a role - based viewing technique oriented to collaborative assembly design was proposed 摘要为解决协同装配设计中敏感信息的保护问题，提出了面向协同装配设计的基于角色显示的技术。
Df - dmc has used 3d - solid design , assembly design , explosive - assembly design , parameterized design and achieved the integration of cad / cam on c / f 模具公司在开发此项技术中采用了三维实体设计技术、装配设计技术、参数化设计技术和总成爆炸图设计技术，实现了检具cad / cam的一体化。
In the assembly process planning , utilizing the assembly model and assembly process to simulate the assembling can be used to validate the feasibility of assembly process 对于装配工艺设计,结合装配设计模型和装配工艺来可视化制造中的装配过程,从而可以验证装配工艺的可行性。
Over the past years , under the prompting of the manufacturing technology and information technology , research on assembly design and planning has made a rapid progress 近年来，在制造技术和信息技术的发展推动下，装配设计与规划理论的研究与应用日益成为热点，并取得了显著的进步。
This paper presents a research on the representation method of assembly constraints in die & mold structure design , and discuss the solving approach of assembly constraints based on directed graph and variable expression 研究模具结构装配设计中装配约束的表示方法，并讨论基于有向图和变量表达式的装配约束的求解方法。
3d modeling is superior to 2d drawing in visible designing , assemble designing , analysis designing and machining simulating , and is important means to improve designing and product quality 计算机三维造型在可视化设计、装配设计、设计分析、加工仿真等方面有着二维平面设计无法比拟的优越性，是提高设计质量的重要手段。
Virtual assembly is an important part of virtual manufacture technique . it has very important research value for being a kind of brand - new thought or method to the technique of assembling designing at present 虚拟装配是虚拟制造技术的一个重要组成部分，是当前装配设计技术的一种崭新的思路和方法，具有非常重要的研究价值。
3 . the classification and the description of the assembly features are researched and the feature models of the parts are built in caxa , and the parts are assembled to hierarchical assembly model 3 、研究了装配特征的分类及装配特征的描述,在caxa实体设计中进行零件的特征建模,并将这些零件装配成具有层次关系的装配设计模型。
The fini range specifically designed for hobby and free time use can be considered the widest available on the market , from small oilless compressors to the lubricated models with power up to 2 hp and 50 - litre tank Fini系列空压机充分考虑了在空闲时间喜欢自己装配设计的业余爱好者的市场，从低油耗压缩机到功率达2hp气罐容积50公升的润滑型机型。
Research results show that the pro posed method can transform the abstract assembly constraints into specific descriptions of structure , and express the evolution of assembly state and process information and realize the top - down product assembly design 研究结果表明，该方法将抽象的装配约束转化为具体的结构描述，表达了装配状态和过程信息的演化，实现了自顶向下的产品装配设计。
