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- Study on Multiple-irradiation Laser Bending Process of Thick Steel Plate 厚钢板激光多次扫描弯曲成形的研究
- laser bending process 激光弯曲
- From the thermodynamics and the theory of heat, the mechanism of laser bending was expounded and the stress model in the process was built. 从热学及热力学的观点出发，阐明了该工艺的变形机理，建立了弯曲过程中的应力模型；
- Using explicit dynamic FEM as a solver,process parameter optimization design on laser bending of rectangular sheet metals was conducted with genetic algorithms (GA). 提出了一种以动态显式有限元为解算器,并采用遗传算法对矩形板激光弯曲成形工艺参数进行优化设计的方法。
- Cross-section ovalization is one of the flaws in the thin-walled tube NC bending process. 截面畸变是薄壁管小弯曲半径数控弯曲成形容易出现的成形缺陷之一。
- The paper focuses on the technique of machinable features recognition of sheet metal parts in CNC bending process. 摘要研究了钣金数控折弯加工特征信息的识别方法。
- Lacking internal support in the pipe, this pipe bending process creates some cross section ovality. 在管道内支持不足,这根管子弯过程中创造一些截面椭圆。
- First this paper uses interruption as backdate condition to get feasible bending process. 首先,以干涉作为回溯条件得到可行的弯曲方案;
- The mandrel(including flexible balls) is the key to improving the forming limit and forming precision in thin-walled tube NC bending process. 薄壁管数控弯曲中带芯头的柔性芯模是提高薄壁管件成形极限和成形精度的关键因素。
- During the bending process of extrusions, especially for hollow extrusions, defects such as cross section deflection and springback may occur. 不同于普通民用建材，由于汽车结构设计必须考虑到结构、空气动力学和美观等方面的因素，挤压型材一般在弯曲状态下使用。
- The cutting bending process and die structure of pedestal are introduced, and the cutting convex die, localization handspike and emending bending mechanism are briefly analyzed. 介绍了基座切断弯曲的工艺及模具结构,并对切断凸模、定位推杆及校正弯曲机构作了简单分析。
- Laser Bending Forming Machine and Its Closed Loop Forming Process 激光弯曲成形设备及其闭环成形过程
- In this paper, a research was conducted on the on-line identification of material properties in stretch bending process and the prediction of the springback. 本文由此入手,对拉弯成形中材料性能参数的在线识别及拉弯成形回弹预测进行了研究。
- The NC tube bending process is complicated,and the efficient management of its data forms an important foundation for achieving its precise formation digitization and process planning automation. 数控弯管工艺过程复杂,对数控弯管工艺数据进行有效管理,是实现数控弯管精确成形数字化和工艺规划自动化的重要基础。
- Take 601 crankshaft as a example, the upset bending processes of RR,TR and NTR are numerically simulated based rigid-plastic FE . 以601曲轴为例,模拟了RR法、TR法和NTR法的弯曲镦锻变形过程,得到了包括应力分布、模具型腔充填程度及弯曲力和镦粗力等各种场量信息。
- Statuses and Prospect of Numerical Simulation of Laser Bending 板材激光弯曲成形数值模拟的研究现状及展望
- In order to meet the requirements of blueprints and to assign the process tolerances effectively, it is proposed a design of bending processes in three stages. 为了满足蓝图设计尺度的规范且同时有效的安排折弯制程，本文建议以三阶段的方式完成折弯顺序之订定。
- Stainless steel 304 is excellent in corrosion resistance, structural function, and cold bending processing ability, thus widely used in roofing, walling and ceiling system. 其中牌号304因其高防腐能力及结构性能，以及良好的冷弯加工性能，被广泛应用于屋面、墙面、天花吊顶等装饰系统；
