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- 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 other is roll bending adding roll profile combined wilh hydraulic screwdown, meanwhile, hydraulic screwdown conlrol elongation and roll bending device control strip shape. 另一个是弯辊加辊型与液压压下配合，由液压压下控制板厚(延伸率)，由弯辊装置控制板形(平直度)。
- 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。
- The work roll bending on five stands are adjusted based on the periodical change of work roll shift position to decouple the coupling between edge drop and flatness control and obtain the optimum flatness control. 该模块根据5个机架的工作辊轴向位置的变化周期性随动调整5个机架的工作辊弯辊，化解平坦度和边降的耦合关系，以获得最佳的板形控制效果。
- 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 application of VCR matching EDW gives stronger mill crown control ability, a high performance of work roll bending force and the improved strip edge drop, crown and flatness quality. VCR变接触支持辊配合EDW边降控制工作辊经过工业轧机现场轧制，轧机凸度控制能力明显增强，弯辊力调节效率提高，带钢边降、凸度及平坦度显著提高。
- 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。
- 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 control strategy and means of CVC6-HS 6high cold r olling mills are introduced,including the principle and actuator of CVC technol ogy,flatness control means,new technology of rolling oil and roll bending,and intermediate roll shifting. 介绍CVC6-HS6辊冷轧机的控制策略和手段,CVC技术的原理、执行机构,板形控制手段,轧制油、弯辊的新技术,中间辊窜动作用。
- 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。
- Chock the barrel up or else it will roll over. 用楔子塞住圆桶,不然它会滚过去。
- 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。
- The slow steady roll of the ship made him sick. 轮船不停地缓慢摇晃使他感到不适。
- 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。
- Simulation of Hydraulic Roll Bending System for Shape Control 板形控制液压弯辊系统的仿真
