1) o forming
弯成 o 形
2) o ing
弯成 o 形
3) roll forming
辊弯成形
1.
Whole process simulation of roll forming using dynamic explicit finite element method;
动力显式有限元法辊弯成形全流程仿真技术研究
2.
Research on CAD/CAE Integrated Modeling method of ERW roll forming;
ERW辊弯成形过程CAD/CAE集成建模方法研究
3.
Considering the long forming distance of roll forming,the roll forming of a “U” channel part was simulated with the dynamic explicit finite element method.
采用动力显式弹塑性有限元方法对U型钢辊弯成形过程进行仿真,分析了成形过程中应力、应变的分布演化特性,获得了弯曲角增量、机架间距对辊弯成形过程的影响规律,计算结果与实验结果有较好的一致性。
4) dishing
压弯成形
1.
Applying MSC/Superform commercial software, dishing process of railway wheel with elastic-plastic thermo-mechanical coupled FEM was simulated,the way metal flows in dishing process was studied.
借助商业有限元软件MSC/Superform,数值模拟了车轮压弯成形过程。
5) stretch bending forming
拉弯成形
1.
Simulation of stretch bending forming process of stainless section steel;
不锈钢型材拉弯成形工艺模拟研究
6) cold roll forming
冷弯成形
1.
In this paper, the theoretical approaches on simulation of cold roll forming are classified into four types: simplified analytic method & kinematics method, energy method, finite strip method, and finite element method.
辊式冷弯成形是一项具有显著经济效益和社会效益的板加工工艺 ,它又是一个涉及诸多因素的复杂的工艺过程 ,对其进行计算机仿真研究是十分必要的 。
7) roll forming
滚弯成形
1.
The paper discusses the effects of the gravity on the plate roll forming radius, and the theory calculation is made by means of FEM for the plates of different thickness, obtains the relation between the displacement caused by gravity and the thickness of plate.
板材在滚弯成形时 ,已成形部分的曲率半径由于重力的作用会发生变化 ,使得测量变得困难 。
8) forming by bending
折弯成形
9) Stretch bending
胀弯成形
10) rotary draw bending
绕弯成形
1.
A three-dimensional FEM model of rotary draw bending of thin-walled rectangular tube is built under the ABAQUS/Explicit environment.
基于动态显式有限元平台ABAQUS/Explicit,建立了3A21铝合金薄壁矩形管绕弯成形过程的三维有限元模型,模拟分析了芯棒伸出量对薄壁矩形管绕弯成形过程中失稳起皱的影响规律。
补充资料:冷弯成形机组
冷弯成形机组
roll forming unit
lengW0n Chengxlng J.Zu冷弯成形机组(roll forming unit)用于生产冷弯型材的整套设备。(见彩图插页第20页)由原料准备、成形及精整3段设备组成。原料准备段有拆卷机、矫直机、头尾剪切剪、对焊机、活套装置以及圆盘剪等设备。成形段有成形机、定径机、焊机以及矫直机等设备。精整段由定尺剪断设备、检测设备、堆垛机及打包机等组成。成形机和定径机是冷弯成形机组中的主要设备。一般,成形机和定径机均由传动的平辊机架和不传动的立辊机架组成。成形机的平辊机架数一般在6一30架之间。所生产的冷弯型材形状越复杂,所需的成形机架越多。而定径机的机架总数通常不超过10架。 成形机平辊机架按轧辊装配形式可分为悬臂式和龙门式。按成形辊数量可分为二辊成形机和多辊成形机。按传动方式可分为不传动、肘节齿轮传动以及万向接触传动。 (姚健)
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参考词条