# Workbench橡胶挤压大变形接触非线性仿真

**URL:** https://www.cax.do/t/topic/260
**Category:** Structural
**Tags:** ansys
**Created:** [2025 年1 月 14 日 14:02 UTC](https://www.cax.do/t/topic/260 "2025-01-14T14:02:49Z")
**Posts on this page:** 1
**Page:** 1

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### 作者： ![Sbadakesi](https://www.cax.do/user_avatar/www.cax.do/sbadakesi/32/5_2.png) [@Sbadakesi](https://www.cax.do/u/Sbadakesi)
#### 发布日期： [2025 年1 月 14 日 14:02 UTC](https://www.cax.do/t/topic/260/1 "2025-01-14T14:02:49Z")

</div>

## **1.问题的描述**

 ![image](https://www.cax.do/uploads/default/original/2X/e/e00a30d240d0bdd7fe1a9a7590654e18dee6221a.png)  
金属块材料为结构钢，橡胶块材料使用双参数M-R超弹材料模型，具体参数如下：C10=1.1E6Pa，C01=1.1e5pa，不可压缩参数D1=1e-5,如图给出了超弹材料曲线。摩擦系数0.1。顶板的下压位移=0.02m。

 ![image](https://www.cax.do/uploads/default/original/2X/b/ba3c0d21c165b52a51f7da24376fa52ea972ba11.png)

## **2.软件的基本设置方法**

 ![image](https://www.cax.do/uploads/default/original/2X/0/02d9661afb9ffbc58ce2c170335a2cd4507c1d4d.jpeg)  
图1 建立静力学计算系统

 ![image](https://www.cax.do/uploads/default/original/2X/5/528d7bc5c1a3188436ec932a8f7515c21ec124a1.jpeg)  
图2 创建橡胶材料名称

 ![image](https://www.cax.do/uploads/default/original/2X/7/70fd3109451a9afdb99c4920af757213aa56a591.jpeg)  
图3 输入橡胶材料参数

 ![image](https://www.cax.do/uploads/default/original/2X/e/ea61ac983cc6b7b39f674e2e683998fd8d728e1f.jpeg)  
图4 设置计算类型

 ![image](https://www.cax.do/uploads/default/original/2X/1/13637ac86a94fe29e2956714408e16f41fd9b9ad.jpeg)  
图5 导入几何模型

 ![image](https://www.cax.do/uploads/default/original/2X/0/0da43635761050a2e39bb548765f07f315a231ee.png)  
图6 设置计算类型为平面应变

 ![image](https://www.cax.do/uploads/default/original/2X/5/5c1047d890e6cda5c7c37de21703afa0181d43e7.png)  
图7 分配材料模型

 ![image](https://www.cax.do/uploads/default/original/2X/9/9b5ac29f8c915bb2fe26d86ef5a3f8430924b558.png)  
 ![image](https://www.cax.do/uploads/default/original/2X/e/e879992c2b023aaa0e5299f5374357e00b215734.png)  
图8 设置接触细节面板

 ![image](https://www.cax.do/uploads/default/original/2X/9/9a6b24f9c1d529938df1dcd227967515275ca0ea.png)  
 ![image](https://www.cax.do/uploads/default/original/2X/7/726938d3c80508106814d9f13ede4d0fda7512ba.png)  
图9 设置接触细节面板

 ![image](https://www.cax.do/uploads/default/original/2X/9/91c183e93b9732e5fe0e1e888f9659d0505fa7eb.png)  
图10 定义分析设置参数

 ![image](https://www.cax.do/uploads/default/original/2X/c/c5b61c792ee52e6d591bbf2e139ca941c2c6e90f.png)  
图11 定义底边为固定约束支撑

 ![image](https://www.cax.do/uploads/default/original/2X/8/8ea8b1ba6ebc3ee8688c8d4463c9e431a8bec702.png)  
图12 定义顶边为竖直向下位移=0.02m 固定约束x方向

 ![image](https://www.cax.do/uploads/default/original/2X/e/e891350c5562d4aba47ab4a91cba40e2eb4c5bfe.png)  
图13 完成计算后的总体变形云图

 ![image](https://www.cax.do/uploads/default/original/2X/5/5cc59bb3d675d236a786ccb53aec9a4c7727c228.jpeg)  
图14 完成计算后的等效应力云图

 ![image](https://www.cax.do/uploads/default/original/2X/f/fee672dc343f3c151b79d0c21f1c951a72a50aec.png)  
图15 计算完成后的接触压力云图

![CPT2501142202-677x381](https://www.cax.do/uploads/default/original/2X/4/4c4ca3dc6539c8ff3b1f0c9bef82c14d8be572a8.gif)  
图16 挤压过程的等效应力变化动画