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并联式缓冲器设计及缓冲特性分析

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为了减小发射装置工作时产生的巨大瞬态冲击,提出一种以环簧为主要缓冲结构的并联式缓冲器。环簧在承受冲击的同时还可以消耗部分冲击能量,具有良好的缓冲性能。此外,环簧还具有较高的耐久性和稳定性。可以实现装置的轻量化、小型化和可靠性要求。首先考虑了环簧的运动学特征和计算公式,得到环簧的位移与受力之间的关系。通过对环簧的材料特性和几何参数进行分析,确定了合适的环簧刚度和阻尼系数,以实现最佳的缓冲效果。此后,建立了环簧缓冲器的数学模型,并进行了仿真模拟,得到了缓冲器环簧位移与时间、力与时间的历程。对缓冲器进行了缓冲特性分析,得到缓冲器在不同时间段内的缓冲力和位移的变化情况。这些分析结果有助于评估缓冲器的性能,进行必要的优化和改进。
Parallel Buffer Design and Buffer Characteristic Analysis
In order to reduce the huge transient impact generated by the working of the emitting device,a parallel buffer with ring spring as the main buffer structure is proposed.The ring spring can also consume part of the impact energy while bearing the impact,and has good cushioning performance.In addition,ring springs offer high durability and stability.The lightweight,miniaturization and reliability requirements of the device can be realized.Firstly,the kinematic characteristics and calculation formula of the ring spring are considered,and the relationship between the displacement and the force of the ring spring is obtained.By analyzing the material properties and geometric parameters of the ring spring,the appropriate ring spring stiffness and damping coefficient are determined to achieve the best cushioning effect.After that,the mathematical model of the ring spring buffer was established and simulated,and the course of the buffer ring spring displacement and time,force and time was obtained.The buffer was dynamically analyzed to obtain the changes of buffer force and displacement in different time periods.These analysis results help evaluate the performance of the buffer and make necessary optimizations and improvements.

parallelbufferring springssimulation analysis

胡文彬、郭泺、李明轩

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南京理工大学机械工程学院,江苏 南京 210094

并联式 缓冲器 环簧 仿真分析

国家级大学生科研训练项目

202210288090

2024

机械管理开发
山西省机械工程学会

机械管理开发

影响因子:0.273
ISSN:1003-773X
年,卷(期):2024.39(9)