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- It is important to design the loading path correctly during the tube hydroforming process. 确定合理的加载路径是管件液压成形工艺设计的关键。
- By using the explicit code LS-DYNA,the tube hydroforming process was simulated and reference was provided for the practical forming experiments. 应用LS-DYNA软件,实现圆管液压胀形的模拟仿真过程,为具体的成形实验提供了参考。
- To ensure the calculation precision and efficiency of the tube hydroforming process when using the dynamic explicit FEM,the effect of the virtual loading time was taken into account herein. 为保证管件液压成形动力显式有限元仿真的计算精度和提高计算效率,研究了虚拟加载时间对计算精度和计算效率的影响。
- Failure Analysis and Countermeasures of Tube Hydroforming Process 管子液压胀形工艺的缺陷分析及对策
- A Method to Design the Loading Path for Tube Hydroforming Process 一种管件液压成形加载路径的设计方法
- The study of loading path optimization for tube hydroforming process 管件液压成形中加载路径的优化设计方法研究
- Research and development of a computer control hydraulic press for tube hydroforming process 计算机控制管件液压成形液压压力机的研制
- tube hydroforming process 管件液压成形
- A mold for thin-walled tube hydroforming experiment is designed. 设计了一套用于两端固定的薄壁管液压胀形试验的模具;
- Tube hydroforming technology as an innovative process was more and more widely used in automobile industry recently. 液压挤胀成形工艺近年来发展迅速,尤其在汽车行业应用非常广泛。
- Relationship and control of axis sealing and internal pressure directly affects deformation process in tube hydroforming. 圆管液压成形过程中的轴向密封力与内压力的关系及控制直接影响到圆管的成形状态。
- The new development in tube hydroforming in China is introduced,including forming mechanism,process,press and application. 介绍近年来在内高压成形机理、工艺、设备和应用方面的最新进展。
- Abstract: Relationship and control of axis sealing and internal pressure directly affects deformation process in tube hydroforming. 摘 要: 圆管液压成形过程中的轴向密封力与内压力的关系及控制直接影响到圆管的成形状态。
- Centering on the tube hydroforming (THF) technology,this paper studies the methodology for the plastic forming process design and the stability of the plastic deformation. 本论文围绕管材内高压胀形工艺,针对塑性成形工艺设计方法和塑性变形稳定性等问题展开了研究。
- On the base of the Tube of hydroforming technology, the hydroforming process of subframe usually consist of the process of tube pre-bending pre-expansion and/or preforming and final hydroforming. 根据目前管材液压成形技术的水平,可以采用管材经过预弯、预液压胀形、终液压胀形等工艺过程,实现副车架本体的液压成形。
- Regarding the tube quality from the simulation results, the hydroforming process which follows the loading curve generated by the batch model is better than by the sequential model. 研究结果显示,依批次式所得的最佳负载曲线所成形的管件品质,优于依循序式最佳化策略所产生的品质。
- The double sides pressurized hydroforming process of metal sheet is numerically simulated by applying the commercial FEM software ANSYS/LS-DYNA. 应用商用有限元软件ANSYS/LS-DYNA,对板料的双向加压液压胀形过程进行了数值模拟。
- Sheet warm forming process, sheet warm hydroforming process and sheet press forging process are introduced in this paper. 介绍了镁合金薄壁板材的温热冲压成形技术、温热液压成形技术和局部热冲锻成形技术。
- An algorithm for tube hydroforming was presented, which was based on the dynamical explicit method and BT element. 摘要根据动力显式增量有限元方法和BT壳单元提出了液压胀形模拟算法。
- The loading paths in the tube hydroforming have the critical effects on the final part quality. 加载路径对液压胀形件的最终质量有着至关重要的影响。