【作者】 刘军华；

【导师】 陈原；

【作者基本信息】 山东大学 ， 机械工程（专业学位）， 2024， 硕士

【摘要】 随着医疗器械行业的不断发展,自动化装配技术的需求日益迫切。针对组装效率、灵活性、适应性以及质量等方面问题,本文设计开发了一种专用的输血器滴斗产品组装设备。此设备结合工艺气体除杂质仿真技术进行相关工艺的验证和优化,使其满足实践中输血器滴斗的自动化组装需求。首先,通过对医疗器械自动化组装技术的研究,本文发现了当前研究中存在的一些问题。传统自动化组装设备,如传送带式自动化组装设备,在应对复杂多变的组装任务时缺乏灵活性和适应性,小批量、多品种产品的装配过程仍然存在困难。同时,质量控制和故障诊断问题也亟待解决。此外,自动化组装设备的标准化和通用化程度不高,阻碍了技术的广泛应用和推广。因此,本文致力于解决这些问题,提高自动化装配技术在医疗器械生产中的应用效率和质量。其次,本文设计了一种用于一次性输血器滴斗自动组装的装配设备,主要是采用多工位转盘自动化组装系统。通过对输血器滴斗生产工艺要求的分析,进行了自动化组装设备的总体方案验证,并对振动盘进行了设计与计算。在此基础上,设计了自动化组装装置的结构,并设计了关键结构及功能实现的方案。利用SolidWorks软件建模完成组装设备的装配机构三维模型建立,并详细介绍了各个工位的功能实现步骤。再次,针对除尘工艺,主要是利用Fluent软件进行了仿真模拟设计,并对仿真结果进行了分析和实际应用的验证。通过对工艺气体除杂质仿真技术的研究现状和存在问题的梳理,本文发现现有模型建立和参数确定仍存在困难,且缺乏完整的优化方法和理论体系。因此,本文旨在利用工艺气体除杂质仿真技术提高组装过程的效率和质量。最后,本文提出了问题解决方案和设备调试策略,包括针对组装问题的解决方案,应对挑战性调试的策略和方法,以及优化调试流程和提高效率的建议。根据本文的研究,上述研究成果能够推动医疗器械自动化组装技术和工艺气体除杂质仿真技术进一步发展,为提高医疗器械生产效率、降低生产成本提供理论和实践上的支持,有利于从技术层面促进医疗器械行业的发展。更多还原

【Abstract】 With the continuous development of the medical device industry,there is an increasingly urgent demand for automated assembly technology.Addressing issues related to assembly efficiency,flexibility,adaptability,and quality,this paper designs and develops a specialized assembly device for blood transfusion drip chambers.This device integrates process gas impurity removal simulation technology for the validation and optimization of relevant processes,ensuring it meets the practical demands for automated assembly of blood transfusion drip chambers.Firstly,through research on automated assembly technology for medical devices,this paper identifies some existing issues.Traditional automated assembly equipment,such as conveyor-based systems,lack flexibility and adaptability in handling complex and variable assembly tasks.Difficulties still exist in the assembly process of small-batch,multi-variety products.Additionally,quality control and fault diagnosis need to be addressed.Furthermore,the standardization and generalization of automated assembly equipment hinder its widespread application and promotion.Therefore,this paper aims to address these issues and improve the application efficiency and quality of automated assembly technology in medical device production.Secondly,this paper designs an assembly equipment for disposable transfusion drip chambers,mainly using a multi-station turntable automated assembly system.Through the analysis of the production process requirements for transfusion drip chambers,the overall scheme of the automated assembly equipment is verified,and the design and calculation of the vibrating disk are carried out.Based on this,the structure of the automated assembly device is designed,along with the schemes for key structure and function realization.The assembly mechanism’s 3D model is established using SolidWorks software,detailing the functional implementation steps at each station.Thirdly,For dust removal processes,Fluent software is primarily used for simulation design,followed by analysis of the simulation results and validation through practical application.reviewing the current status and problems of process gas impurity removal simulation technology reveals that difficulties persist in model establishment and parameter determination.There is a lack of a complete optimization method and theoretical system.Hence,this paper innovatively utilizes process gas impurity removal simulation technology with the aim of improving the efficiency and quality of the product assembly process.Finally,this paper proposes problem-solving solutions and equipment debugging strategies,including solutions for assembly issues,strategies for challenging debugging,suggestions for optimizing the debugging process and improving efficiency.Based on the research presented in this paper,the above research results can further promote the development of automated assembly technology for medical devices and process gas impurity removal simulation technology.This provides theoretical and practical support for improving medical device production efficiency,reducing production costs,and facilitating the development of the medical device industry from a technological perspective.更多还原