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基于变密度法的汽车尾门锁棘爪锁舌拓扑优化

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汽车轻量化设计是在确保汽车的结构强度和安全性能前提下,通过降低整车质量,提升动力性能、续航能力,减少碳排放.本文以某SUV自吸合尾门锁为研究对象,在Ansys Workbench中对棘爪和锁舌进行静力分析,并采用变密度法和Topology Optimization模块,以质量最小为目标,对其进行拓扑优化和结构设计.结果表明:两者的总质量减轻了 13.98g,减重幅度约25.61%.
Topology Optimization of Automobile Tailgate Lock Ratchet Pawl Based on Variable Density Method
Under the premise of ensuring the structural strength and safety performance of the vehicle,the light-weight design of the vehicle improves the power performance and endurance by reducing the mass of the vehicle,and reduces carbon emissions.In this paper,the self-suction tail lock of an SUV is taken as the research object,the static analysis of the pawl and latch is carried out in Ansys Workbench,and the variable density method and Topology Optimization module are adopted to carry out topological optimization and structural design with the mini-mum mass as the goal.The results showed that the total mass of the two was reduced by 13.98g,and the weight was reduced by about 25.61%.

lightweightratchet pawltopology optimizationvariable density method

李文海、肖扬、余光伟

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上海大学机电工程与自动化学院

轻量化 棘爪锁舌 拓扑优化 变密度法

2024

计量与测试技术
成都市计量监督检定测试所

计量与测试技术

影响因子:0.175
ISSN:1004-6941
年,卷(期):2024.51(7)
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