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面向灌装输送线的快速设计方法研究

发布时间:2019-02-26 20:31
【摘要】:本文结合国家863课题和浙江省重大科技攻关项目,系统分析和总结了灌装输送线产品设计方法特点,为该类产品寻求一种快速设计和优化方法。对面向灌装输送线的快速设计模型、输送线的设备快速选择方法、缓冲区容量分配方法、快速布局设计与优化方法等方面进行了研究,为灌装输送线制造企业实现灌装输送线快速设计与制造,缩短输送线交付期,降低输送线设计与制造成本等提供坚实的理论基础和方法指导。在分析了灌装输送线设计问题的基础上,阐明了灌装输送线快速设计研究的目标和具有的重要意义。论述了灌装输送线快速设计理论、布局设计理论、缓冲区分配优化理论、集成化产品建模等关键技术的国内外研究现状,给出了本文的主要研究内容和组织结构。针对灌装输送线快速设计问题,分析了传统灌装输送线设计的不足,并给出灌装输送线设计流程和灌装输送线快速设计需要解决的关键问题。然后对面向灌装输送线的集成模型技术进行了探讨。在以上基础上提出面向灌装输送线的快速设计方法体系,为后续的深入研究奠定了基础。根据灌装输送线的特点,首先对输送线设备选择问题进行分析,对生产线节拍以及平衡率进行求解,然后建立了灌装输送线设备成本模型。提出了一个基于粒子群优化算法的灌装输送线设备选择方法,并对案例进行了分析。针对灌装输送线缓冲区容量分配问题,基于混合马尔可夫过程建模和一种多设备聚集方法,提出了建立系统生产率与各设备加工能力、可靠性和设备间缓冲区容量关系模型的方法。提出了在缓冲区容量总量有限的约束条件下,以系统生产率最高为优化目标,提出了一种基于粒子群优化算法的缓冲区容量分配方法;以缓冲区总量最小为优化目标,以满足生产率需求为约束,提出了基于外部为二分搜索算法,内部为粒子群算法的混合启发式算法的缓冲区容量分配优化方法。针对灌装输送线布局设计,研究了面向灌装输送线快速布局设计方法,建立了初始布局的生成方法。然后建立设备以及车间和输送段的布局模型。以输送线设计制造成本最低和规则程度最高为优化目标,设备间隔和输送线间隔等为约束关系,提出了基于差异演化算法的灌装输送线布局设计优化方法。最后研究了灌装输送线快速设计平台技术,通过结构设计和装配设计产生三维布局图和装配图,研究了装配体的自动生成方法。其次开发了一套面向灌装输送线的快速设计原型系统。介绍了软件平台的总体结构及功能组成,给出了运行实例,验证了所作研究的有效性。
[Abstract]:Based on the national 863 project and the key science and technology project in Zhejiang province, this paper systematically analyzes and summarizes the characteristics of the product design method for filling conveyor line, and seeks a rapid design and optimization method for this kind of product. The rapid design model, equipment selection method, buffer capacity allocation method, fast layout design and optimization method for filling conveyor line are studied. It provides a solid theoretical basis and method guidance for filling conveyor line manufacturing enterprises to realize rapid design and manufacture of filling conveying line, shorten delivery period of conveying line and reduce the cost of design and manufacture of conveying line. Based on the analysis of the design problem of filling conveyor line, this paper expounds the objective and significance of the research on the rapid design of filling conveyor line. The research status of the key technologies such as rapid design theory, layout design theory, buffer allocation optimization theory, integrated product modeling and other key technologies are discussed. The main research contents and organization structure of this paper are given. Aiming at the problem of fast design of filling conveyor line, this paper analyzes the deficiency of traditional filling conveying line design, and gives the design flow of filling conveying line and the key problems to be solved in the rapid design of filling conveying line. Then the integrated model technology for filling conveyor line is discussed. On the basis of the above, a rapid design method system for filling conveyor line is put forward, which lays a foundation for further research. According to the characteristics of filling conveyor line, the selection of conveying line equipment is analyzed firstly, the rhythm and balance rate of the production line are solved, and then the cost model of filling conveying line equipment is established. A method based on particle swarm optimization (PSO) for equipment selection of filling conveyor line is proposed, and the case is analyzed. Based on hybrid Markov process modeling and a multi-equipment aggregation method, the system productivity and the processing capacity of each equipment are established to solve the problem of buffer capacity allocation in filling and conveying line, which is based on the hybrid Markov process modeling and multi-equipment aggregation method. A method to model the relationship between reliability and buffer capacity between devices. In this paper, a buffer capacity allocation method based on particle swarm optimization algorithm is proposed, which is based on particle swarm optimization (PSO) under the constraint of limited buffer capacity and taking the maximum productivity of the system as the optimization objective. A buffer capacity allocation optimization method for hybrid heuristic algorithm based on external binary search algorithm and internal particle swarm optimization (PSO) algorithm is proposed based on the minimum total buffer size and the constraint of satisfying productivity requirements. Aiming at the layout design of filling conveyor line, the rapid layout design method for filling conveyor line is studied, and the generating method of initial layout is established. Then the layout model of the equipment and workshop and conveying section is established. Taking the lowest cost and the highest rule degree of the design and manufacture of the conveying line as the optimization objective and the constraint relation of the equipment interval and the conveying line interval, the optimization method of the filling conveyor line layout design based on the differential evolution algorithm is proposed. Finally, the rapid design platform technology of filling conveyor line is studied. Through the structure design and assembly design, three-dimensional layout drawing and assembly drawing are generated, and the automatic generation method of assembly is studied. Secondly, a rapid design prototype system for filling conveyor line is developed. The overall structure and function composition of the software platform are introduced, and an example is given to verify the effectiveness of the study.
【学位授予单位】:浙江大学
【学位级别】:博士
【学位授予年份】:2017
【分类号】:TS203

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相关期刊论文 前10条

1 郭锐;黄R,

本文编号:2431122


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