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- This paper deals with the numerical simulation analysis of hot extrusion forming process of the Hooke's Joint using three-dimensional elasto-plastic finite element method. 采用三维弹塑性有限元法对虎克式万向节热挤压成形过程进行了数值模拟分析。
- Numerical simulation of Hooke's Joint hot extrusion forming process using FEM 虎克式万向节热挤压成型有限元数值模拟
- 4.This paper deals with the numerical simulation analysis of hot extrusion forming process of the Hooke’s Joint using three-dimensional elasto-plastic finite element method. 采用三维弹塑性有限元法对虎克式万向节热挤压成形过程进行了数值模拟分析。
- The silver halide fibers were made by means of hot extrusion. 采用热挤压法成型制备出卤化银多晶光纤。
- Lampshade is in extrusion forming with high purity aluminum. 灯罩采用高纯度铝材挤压成型,反光效率高,不会脱色;
- Based on discussion of the friction character-istics in hot extrusion and the disabled form of hot ex tru-sion die,the lubricating way has been probed into. 讨论了热挤压加工过程中摩擦的特点,热挤压模具失效形式;在此基础上对热挤压模具的润滑方法进行了探讨。
- By analyzing the technique features of hot extruding forming, expatiate the clew and method of a hot extrusion die design,and introduce the hot extrusion die structure and its working process of an Brigde-Shell. 通过分析热压成形工艺特点,阐述了热压模设计思路及方法,介绍了桥壳热压模具结构及工作过程。
- This paper calculates and analyzes the invalidation in aluminum hot extrusion dies. 摘要文章针对实际生产中铝型材热挤压模具的失效问题进行数值模拟。
- Therefore, the extrusion forming can be guided by the microstructure evolution law of the materials, such as the dislocation evolution of the ECAP. 因此,考虑等径角挤压过程中的位错演化等材料微观组织演化规律,对材料的实际挤压成形有指导作用。
- Finally, used Finite Element Analysis Software(DEFORM) to analyze the formability of magnesium alloy under hot extrusion. 探讨不同材料之单位长度重量与相关机械性质之关系,再以有限元素分析软体DEFORM来进行挤制成形性之研究。
- Extrusion forming with aluminum alloy. Solid structure. Not easy to deform. Surface processed with static coating. Light angle adjustment function. Bevel design. AR70 illuminant. 采用铝合金挤压成型结构稳定,不易变形,表面静电喷涂处理;可根据需要调整照射角度;斜边设计AR70光源;适用于商业场所,酒店,展厅,精品店,家庭等照明。
- After cold isotropic pressing, sintering and hot extrusion, composites with a density close to 100% of the theoretical density is obtained. 奈米碳管和铝合金经球磨步骤之后再以湿式混粉的方式可改散奈米粉末团聚现象,之后进行热挤型可得到理论密度接近100%25材料。
- In order to find a method to reveal the deforming rnles of the viscoplastic extrusion forming such as the isothermal extrusion and superplastic extrusion etc. 为了寻求一种能全面揭示象等温和超塑性这类粘塑性复合挤压成形变形规律的方法,采用刚一粘塑性有限元对常温具有粘塑性行为的工业纯铅复合挤压进行了数值模拟。
- This paper is an introduction to the melten material stacking forming technology.The extrusion forming and spraying forming is compared.The features and applications is gaven out. 介绍了熔融材料堆积成形技术,对熔融挤出堆积成形和熔融喷射堆积成形进行了对比,讨论了这一成形技术的特点和应用领域。
- The existing shortcomings of the previous hot extrusion process of the boss quill were introduced and the prominent characteristics of the improved process were pointed out. 介绍了轮毂轴管原热挤压工艺存在的缺点与不足,指出了改进工艺的突出特点。
- hot back-ward extrusion forming die 热反挤压成形模具
- Aiming at the problem of incline of lintel in warm extrusion forming process for copper alloy solid bearing retainer, the rigid-plastic FEM analysis models have been setup and numerical simulation and analysis been made, improving measures put forward. 摘要针对轴承保持架温挤压成形中出现的过梁倾斜等问题,建立了刚塑性有限元模型,对温挤压成形过程进行数值模拟,并提出了相应的改进措施。
- Extrusion force is a very important craft parameter in hot extrusion,and its value was obtained mainly from experienced formula,especially the formula for pipe material was not established. 在热挤压工艺中挤压力是非常重要的参数,目前主要采用估算的方法来获得其数值,且没有针对管状材料的经验公式。
- This article introduced some methods of spline cold forming technology : forward die extrusion die forming, mud-rolls die extrusion forming, cold rolling forming and plate type cold rolling forming. 本文对花键整体凹模正挤工艺、多辊冷挤压成形工艺、冷滚轧成形工艺、平板齿条搓挤工艺等花键冷成形技术和特点进行介绍。
- This paper mainly introduces tappet hot extrusion process features, hot extrusion die design and size measurement based on 150 &396 series big power and high speed engine tappet research. 以150系列和396系列大功率高速柴油机挺柱热挤压为研究对象,着重介绍了挺柱热挤压成形工艺特点,热挤压模设计的原则,及其尺寸检测的有效方法。