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- The die of NC tube bending is composed of bending die,clamp die,wiper die,pressure die and mandril. 导管数控弯曲模具包括弯曲模、夹模、压模、防皱模和芯棒。
- 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。
- Research on the Processing Data Management System in NC Tube Bending 数控弯管工艺数据管理系统的研究
- Keywords Process parameters prediction;NC tube bending;BP neural network;LM Bayesian regularization algorithm;Tube; 工艺参数预测;数控弯曲成形;BP神经网络;LM贝叶斯正则化算法;导管;
- NC tube bending 数控弯管
- Moreover corresponding soft have been made by using rapid development-VC++ based on the triangle arithmetic.The DDP parameter have been used by semi-roboticized NC machine tool for tube bending. 通过运用VC++6.;0编制计算软件，选取三角形算法作为弯管数据转换的计算准则，系统软件求解出DDP数据，作为半自动化数控弯管机弯制管件的数据信息。
- NC three-dimensional tube bending machine 数控立体弯管机
- numerical control (NC) tube bending system 数控弯管系统
- Adopting this method not only can analyze instantaneous strain condition and evolution during tube bending,but also can analyze deforming feature. 采用该方法不仅可以分析弯管成形过程瞬时应变状态及其演化过程，而且可以分析弯管成形过程变形特点。
- 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。
- Based on lots of tube bending experiments,the stress-strain state along the tangential direction of bending line and the direction of the wall thickness is analyzed. 通过大量管材弯曲试验,分析了沿弯曲线的切向和管壁厚方向的应力应变状态,给出弯管内、外侧管壁厚变化量和切向应变的近似计算公式。
- Influences of Forming Parameters on Wrinkling in NC Thin-walled Tube Bending 薄壁管数控弯曲过程中失稳起皱的主要影响因素
- This article presents the shape change of the cold tube bending,and the method of making tubes with ideal minor radius by choosing the mandrel and mastering right methods. 介绍了管子在冷态弯制时的变形情况，以及通过合理选择芯棒及掌握其正确的使用方法，达到弯制出理想小半径管件的方法。
- Research on the Key Technology of Parsing File for NC Tube Bender 数控弯管机文件解析关键技术研究
- AUTOMATIC CHIP BREAKING OF NC TUBE THREADING MACHINE 数控管体车丝机实现自动断屑
- A week later the top of this tube bends over, creating the basic structure of fore, mid and hindbrain . 一个星期之后，官顶端弯曲，形成了基本的大脑前、中、后期结构。
- hydraulic three-dimensional tube bending machine 液压立体弯管机
- A brass instrument consisting of a long cylindrical tube bent upon itself twice,ending in a bell-shaped mouth,and having a movable U-shaped slide for producing different pitches. 长号，一种铜管乐器，由弯曲两次的长圆筒形金属管构成，尾部有喇叭形口，有一个可滑动的U形拉管，可发出不同音高的音。
- A display device that uses a cathode ray tube. 一种使用阴极射线管的显示装置。
- He held the test tube in his hand thoughtfully. 他沉思地把试管拿在手里。
