| 固体颗粒介质成形新工艺试验研究与应力分析 |
| |
| 引用本文： | 袁荣娟,孙超,赵长财.固体颗粒介质成形新工艺试验研究与应力分析[J].机械设计与制造,2009(8). |
| |
| 作者姓名： | 袁荣娟 孙超 赵长财 |
| |
| 作者单位： | 燕山大学机械工程学院,秦皇岛,066004 |
| |
| 基金项目： | 国家自然科学基金资助 |
| |
| 摘 要： | 自行设计制造了固体颗粒介质传压性能试验与测试装置,通过试验测得到了固体颗粒的传压规律.建立了板料在拉深力作用下的两种力学模型:线性分布载荷和二次函数分布载荷的力学模型.自行设计制造了板料成形试验模具与装置,通过对成形试验件的测量与分析,建立了自由变形抛物线函数变形模型.对固体颗粒介质板料拉胀成形未贴模时塑性变形阶段进行了塑性变形分析,推导出了自由变形区的应力分布计算公式,为固体颗粒介质板料拉胀成形塑性理论研究奠定了基础.
|
| 关 键 词： | 固体颗粒介质 拉深 胀形 板料 塑性成形 应力 |
Exeperimental study and stress analysis of solid granules medium forming new technology |
| |
| YUAN Rong-juan,SUN Chao,ZHAO Chang-cai.Exeperimental study and stress analysis of solid granules medium forming new technology[J].Machinery Design & Manufacture,2009(8). |
| |
| Authors: | YUAN Rong-juan SUN Chao ZHAO Chang-cai |
| |
| Affiliation: | College of Mechanical Engineering;Yanshan University;Qinhuangdao 066004 China |
| |
| Abstract: | The experiment of solid granules medium pressure and the testing equipment was designed and manufactured.The pressure distributing laws were obtained through the experiment.The load model of the sheet under the drawing pressure was established:the linear load model and quadratic function load model.The sheet forming die set was designed and manufactured,Work pieces contours show that the shape of free forming area could be represented accurately by parabola function.The free areas'plastic forming before att... |
| |
| Keywords: | Solid granules medium Draw forming Bulge forming Sheet Plastic forming Stress |
| 本文献已被 CNKI 万方数据 等数据库收录！ |
