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- stretch bend forming 拉弯成形
- Keywords aluminum;extrusions;stretch bending forming;numerical simulation; 铝合金;型材;拉弯成形;数值模拟;
- stretch bending forming 拉弯成形
- The second body can therefore easily fly， spin， roll， twist， stretch， bend， bounce. 第二身体因此能够轻易地飞行、旋转、滚动、扭曲、伸展、弯曲、弹跳。
- It also describes the development of heat roller bend forming technique abroad. 还就因外加热辊弯成型技术的发展作了评述。
- The establishment and development of theory on the elastic plastic stretch bend straightening were introduced,and the calculation for the residual elongation of straightened strip was presented. 介绍弹塑性拉伸弯曲矫直理论的建立和发展,以及拉弯矫直后带材残余延伸率的计算。
- The bent form of the tree is the work of wind and rain. 弯曲的树为风雨所致。
- The double groove steel is suspended under the two nodes of bottom chord of steel roof truss to prevent the bottom chord from stretch bending. 文章论述了在设计中采用钢屋架下弦两节点下悬吊双槽钢作为分布梁避免钢屋架下弦拉弯工作。
- Write and edit the simple program of CNC milling machine and stretch bending machine. 编写和修订简易的CNC数控铣床和拉伸折弯机（与普通CNC语言相同）程序。
- Clamps hold the wood laminations to the bending form until they dry. 用夹具夹住层积木毛料，固定需要的弯曲形态，直到木材干透。
- The key to numerical simulation of stretch bending of extrusions is determination of loading path of the clamped ends of extrusion. 型材拉弯成形有限元模拟关键在于型材夹持端运动轨迹的合理描述。
- Heat Roller Bend Forming Technique 加热辊弯成型技术
- 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 smallest load capable of maintaining the bar in a slightly bent form is called the critical or bucking load. 使杆保持稍微弯曲形状的最小载荷称为临界载荷或临界压曲载荷。
- The stream takes a sudden bend to the east. 小溪突然转向东流。
- FEM analysis software of DYNAFORM was used to simulate the bending form for the support. 运用DYNAFORM有限元数值模拟分析软件,对汽车转向柱后支架的弯曲成形进行了数值模拟。
- The place used to be a stretch of barren land. 早先这里是一片不毛之地。
- Technology: sandblasting, bending forming, laser engraving, three-dimensional sculpture, seamless hot, bonding, screen printing. 工艺范围：开料，喷砂，热弯成型，激光雕刻，三维雕刻，无缝热压，粘结，丝网印刷。
- To analyse stretch bending of narrow strip by numerical calculation, taking the loading history into account, the deformed zone was divided into many elements to determine their strain by the condition that constant volume remains in deformation. 摘要在考虑加载历史的情况下，为采用数值方法研究窄板拉弯成形，将变形区划分成若干个单元，按塑性变形体积不变条件，确定单元应变。
- Further more,as a part of the research of foundational experiment,it enriches the systematical research of tube bending forming ... 同时,为管材弯曲成形机理研究作了相应的基础准备工作。
