基于高空作業(yè)車運動范圍安全性的研究
發(fā)布時間:2018-07-07 10:43
本文選題:高空作業(yè)車 + 運動范圍。 參考:《上海交通大學》2015年碩士論文
【摘要】:本論文以自行式直臂高空作業(yè)車為研究對象,運用SOLIDWORKS、ADAMS等設計和分析軟件,對高空作業(yè)車進行三維設計,建立高空作業(yè)車的運動動力學模型,通過設計各種油缸的周期速度變化對順序、復合舉升作業(yè)方式時圍欄的速度和加速度進行運動學仿真,找出設計高空作業(yè)車的圍欄速度和加速度既滿足安全又高速的辦法。介紹直臂高空作業(yè)車的基本結(jié)構(gòu)和工作原理,利用SOLIDWORKS軟件建立高空作業(yè)車的模型。將高空作業(yè)車在SOLIDWORKS軟件中的模型導入ADAMS模塊中,添加驅(qū)動和約束,對比在不同的油缸運動速度、工作臂順序運動和組合運動等條件下對工作平臺處的運動軌跡仿真分析研究,找出圍欄處的運動范圍極限數(shù)據(jù)是否滿足設計目標。參考國標GB25849和歐標EN280、AS/NZS 1418,利用SOLIDWORKS軟件測算在不同的額定載荷,臂架舉升速度,行走速度下的穩(wěn)定性數(shù)據(jù)并對比得出整機的動態(tài)和靜態(tài)穩(wěn)定性最小指數(shù),路緣石和坑洼穩(wěn)定性最小指數(shù)是否通過相關(guān)要求,并且通過實驗數(shù)據(jù)對比驗證計算方法的正確性,為高空作業(yè)車的穩(wěn)定性計算方法提供理論方法。本文的研究為高空作業(yè)車的控制系統(tǒng)速度設計、運動范圍仿真和穩(wěn)定性計算等提供了方法,對于公司其他類型的高空作業(yè)車設計開發(fā),具有借鑒意義。
[Abstract]:This paper takes the self-propelled vertical arm aerial work vehicle as the research object, uses the SOLIDWORKSX Adams and other software, carries on the three-dimensional design to the aerial work vehicle, establishes the motion dynamics model of the aerial work vehicle. Through the kinematics simulation of the speed and acceleration of the fence during the combined lifting operation, the method of designing the speed and acceleration of the fence is found to satisfy both safety and high speed through the design of the periodic velocity variation of various oil cylinders to the sequence, and the speed and acceleration of the fence when the lifting operation mode is combined. This paper introduces the basic structure and working principle of the vertical arm aerial work vehicle, and establishes the model of the aerial work car by using SOLIDWORKS software. The model of aerial work vehicle in SOLIDWORKS software is imported into Adams module, and the driving and constraint are added, and the simulation analysis and research on the motion trajectory of the working platform are compared under the conditions of different cylinder motion speed, sequential movement of the working arm and combined motion, etc. Find out whether the range of motion limits at the fence meets the design objectives. Referring to the national standard GB25849 and the European standard EN280 / NZS1418, using the software SOLIDWORKS to calculate the stability data under different rated loads, boom lifting speed and walking speed, and to compare the minimum dynamic and static stability indices of the whole machine. Whether the minimum index of the stability of roadway edge stone and pothole meets the relevant requirements, and the correctness of the calculation method is verified by comparing the experimental data, which provides a theoretical method for the calculation method of the stability of the aerial vehicle. The research in this paper provides a method for the speed design, motion range simulation and stability calculation of the control system of the aerial work vehicle. It has reference significance for the design and development of other types of aerial work vehicles in our company.
【學位授予單位】:上海交通大學
【學位級別】:碩士
【學位授予年份】:2015
【分類號】:TH211.6
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