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介绍6110后悬置软垫注射模具结构形式,利用注射硫化压机顶出机构的油路,用油缸推拉滑板,通过齿轮齿条机构达到前后两滑板同时开模或合模的目的。模具动作安全可靠,骨架的安放和产品的取出均由该油缸控制,操作方便,快捷。 相似文献
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由安徽江淮汽车股份有限公司申请的专利(公开号CN 202242967U,公开日期2012-05-30)"用于越野车变速箱上部的悬置软垫总成",涉及的悬置软垫总成包括由橡胶衬套和圆筒状壳体组成的悬置软垫,壳体轴向一侧设有盒体状下悬置骨架,下悬置骨架内设有长方体配重块;壳体轴 相似文献
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针对橡胶悬置疲劳寿命预测的研究,综述国内外橡胶材料及橡胶元件疲劳寿命预测方法及其发展。橡胶悬置疲劳寿命的预测方法主要分为裂纹萌生法和裂纹扩展法。裂纹萌生法中,相对于应变和应变能密度,等效应力为损伤参量建立的橡胶疲劳寿命预测模型更适用于橡胶悬置疲劳寿命预测;应用裂纹扩展法建立的橡胶疲劳寿命预测模型能较好地预测橡胶悬置疲劳寿命;与裂纹萌生法相比,裂纹扩展法可预测橡胶悬置的裂纹方向,对工程实际有更好的指导意义。 相似文献
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轿车橡胶悬置元件安装于发动机固定支架与车架之间,它们不仅仅是简单的缓冲元件。如果这类悬置元件失效,则无法吸收车辆行驶中的颠簸,发动机运转时将发生整车振抖,严重影响汽车的正常行驶。 相似文献
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针对某款车辆更换发动机后存在怠速工况下振动及噪声大的现象,利用ADAMS软件建立悬置系统模型,应用能量解耦法对悬置系统进行优化设计,并进行试验验证。结果表明,通过调整悬置系统的安装位置、刚度参数及悬置橡胶硬度,优化后悬置系统的解耦率提高,座椅振动噪声的改善效果明显,方向盘振动噪声和室内噪声变化较小,满足设计要求。 相似文献
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正由山东美晨科技股份有限公司申请的专利(公开号CN 104558709A,公开日期2015-04-29)"一种发动机减震软垫用橡胶配方",涉及的橡胶配方为:天然橡胶(3#烟胶片)40~80,三元乙丙橡胶(牌号3092PM)20~60,炭黑N33030~60,炭黑N550 15~35,轻质碳酸钙20~40,氧化锌5~8,硬脂酸0.5~1.5,防 相似文献
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This paper discusses experimental test methods for the purpose of defining the nonlinear properties of rubbery materials used for finite element analysis. The typical tests are simple tension, simple compression and pure shear tests. It has been found in the simple tension test that a narrow strip specimen whose length is 10 times longer than the width can be used more appropriately than a dumbbell type specimen. In order to eliminate the effect of friction between the specimen and the platens in the compression test, a tapered platen is suggested. The effect of the tapered platens is verified by experimental and finite element analysis. In a shear test, it has been shown that the specimen width must be at least 10 times larger than the height of the specimen. The mechanical preconditioning has significant effects on the prediction of the behaviours of rubbery materials and components. The static stiffness of an automotive engine mount is calculated by nonlinear finite element analysis using the experimentally determined material properties and is compared with experimental results that take into account the mechanical preconditioning effect, resulting in a good correlation. Copyright © 2004 Society of Chemical Industry 相似文献
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