多道次拉旋,Multi-cycle spinning
1)Multi-cycle spinning多道次拉旋
1.Multi-cycle spinning tube(horizontal machine products) and spinning pulley (vertical machine products) are regarded as the research object.本文结合实际生产过程中遇到的问题,以多道次拉旋成形筒形件(卧机产品)和旋压皮带轮(立机产品)两大系列产品为研究对象,基于有限元模拟技术,实现了产品工艺的改进和工艺参数的优化,有效地提高了产品质量。
英文短句/例句
1.Multi Cycle Spinning Thickness Reductior Rate Study and Optimization of Processing Parameter多道次拉旋减薄率研究及工艺参数优化
2.Finite Element Simulation of Process for Multi-Cycle Spinning and Pulley Spinning多道次拉旋及皮带轮旋压成形工艺的有限元模拟研究
3.Numerical Simulation of Multi-stage Forming Process of Motor Shell;马达壳多道次拉深成形过程数值模拟
4.The Spineorbit Coupling ItemsInfluence onthe sequence of the Multimode Energy Levels;自旋轨道耦合因子对多重态能级次序的影响
5.Research on Forming Mechanism of Multi-Pass Conventional Spinning Process and Influence of Roller-trace on the Process;多道次普通旋压成形机理与旋轮运动轨迹作用的研究
6.Study of Multi-stage Deep Drawing for H-Bend Wave-guide;H弯波导件多道次拉深成形技术的研究
7.Research on Multistage Deep Drawing and Ironing of an Irregular Cup异形盒多道次深拉深有限元仿真与试验研究
8.multi-turn rotary actuator多次旋转式执行机构
9.3D FE Analysis on Deformation Mechanism and Laws of Multi-pass Spinning of Large Complex Thin-walled Shell;大型复杂薄壁壳体多道次旋压成形机理及规律的三维有限元分析
10.Research on the Effect of Process and Material Parameters on Multi-Pass Conventional-spinning;工艺和材料参数对多道次普旋成形影响规律的研究
11.Research on 3-D Elasto-plastic FEM Numerical Simulation of Multi-process Neck Spinning of Tube;筒形件多道次普通缩旋三维弹塑性有限元模拟研究
12.Yangtze and Huaxia continental blocks together formed uniform South China plate after many times tension and compression during the Caledonian Cycle.加里东旋回经多次拉张、挤压后,扬子陆块与华夏陆块拼合形成统一的华南板块;
13.Research on FLSD and Application in Multistage Sheet Metal Drawing;成形极限应力图及其在多道次拉深成形中的应用研究
14.nonaccumulator multidraft machine无蓄力器多次拉丝机
15."Douglas," said the teacher, "do be careful next time."“道格拉斯，”老师说道，“下次一定要小心。”
16.The Huanghe River changed its course many times in history.历史上, 黄河曾多次改道。
17.Or let the eagle tell you where he"s been?也不知道盘旋翱翔的山鹰飞得有多高？
18.Value of Multi-slice CT in Diagnosis of Malignant Gastrointestinal Stromal Tumors多层螺旋CT诊断恶性胃肠道间质瘤
相关短句/例句
multi-process draw-spinning多道次拉深旋压
3)multi-pass spinning多道次旋压
1.Wall thickness variation duringmulti-pass spinning of large complicated shell;大型复杂薄壁壳体多道次旋压过程中的壁厚变化
2.Because of the limitation of material forming limit and other factors, it is necessary to produce this kind of parts bymulti-pass spinning technology.由于受到材料成形极限等因素的限制，成形此类回转体零件往往需要采用多道次旋压工艺。
4)Multi-pass conventional spinning多道次普旋
1.Based on the platform, commercial FEM software ABAQUS/Explicit, a practical three dimensional finite element model is established according to the forming characteristics of the multi-pass conventional spinning.本文基于ABAQUS/Explicit平台建立了符合实际的多道次普旋三维有限元模型,利用此模型对多道次普旋成形过程进行了模拟,研究了屈服强度、硬化指数、弹性模量三个关键材料参数对多道次普旋成形过程及旋压件质量的影响。
5)Multi-process Neck Spinning多道次缩旋
1.Research on 3-D Elasto-plastic FEM Numerical Simulation ofMulti-process Neck Spinning of Tube;主要研究内容和结果如下： 对筒形件多道次缩旋建立了符合实际的三维弹塑性有限元变形力学模型；对其三维弹塑性有限元模拟分析中所涉及的空间斜约束动态边界条件与局部加载卸载等关键技术问题进行了系统研究，提出了有效的处理方法；采用波前法求解方程，使得在微机上进行较大规模弹塑性有限元分析成为可能。
6)multi-stage deep drawing多道次拉深
1.According the specialities of square cup inmulti-stage deep drawing process, two stages square cup deep drawing physical simulation mold scheme was draw out, the methods of middle process step and dimensions of punch and die were also given in details in the paper.就方盒件多道次拉深成形的特点 ,拟定了方盒件两次拉深物理模拟模具设计方案 ,详细阐述了中间工序和凸、凹模尺寸的确定方
延伸阅读
各种材料拉深时的单位压边力数据在单动压力机上拉深时的单位压边力材 料q/MPa铝0.8～1.2紫铜,杜拉铝(退火的或刚淬火的)1.2～1.8黄铜1.5～2.0压轧青铜2.0～2.520钢、08钢、镀锡钢板2.5～3.0软化耐热钢2.8～3.5高合金钢,高锰钢,不锈钢3.0～4.5在双动压力机上拉深时的单位压边力工件复杂程度q/MPa难加工件3.7普通加工件3.0易加工件2.5材 料单位压边力q/MPa铝(退火状态)0.8～1.2铝(硬态)1.2～1.4黄铜(退火状态)1.5～2.0黄铜(硬态)2.4～2.6铜(退火状态)1.2～1.8铜(硬态)1.8～2.2康铜BMn40-1.5(硬态)2.6～2.9可伐合金4J29(退火状态)3.0～3.3钼(退火状态)4.0～4.5软钢t＜0.5mm2.5～3.0软钢t＞0.5mm2.0～2.5不锈钢1Cr18Ni9Ti4.5～5.5镍铬合金Cr20Ni803.5～4.0
