Probing into Realization of NC System of Semi-Automatic Angle Bar Production Line

Benting of Tubes with Stereo Turning Angle with Ordinary Bending Machine

普通弯管机弯制立体转角管件

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The arbitrary angle arbitrarily bisector is composed of an involute board ( 3), a T-shaped line ruler ( 2), three equal division angle parts of an evenly divided line plate ( 1), and an auxiliary part.

任意角任意等分仪由渐开线板（3），T形线尺（2）和等分刻度线板（1）三个等分角度的零件及辅助零件组成。

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The utility model provides an arbitrary angle arbitrarily bisector, belonging to the field of a teaching appliance, a drawing tool, a lining tool for a bench worker, a machine tool accessory, etc.

本实用新型提供了任意角任意等分仪，属教学仪器、绘图工具、钳工画线工具及机床附件等领域。

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The utility model relates to an angle bisector drawing instrument which consists of a rhombus-shaped frame formed by articulating four connecting bars.

一种角平分线绘制器，它由四条连杆铰接组成的菱形框架构成。

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This method mainly uses contour corner, angle bisector of corner and an invariant feature point relative to angle bisector.

该方法主要利用了轮廓角点、角点的角平分线和轮廓上与角平分线相对不变的特征点来构造不变特征区域。

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The analysis and summarization, the projection character of angle bisector is proved on theory.

通过对角平分线投影特性的分析、总结，从理论上证明了角平分线投影特性。

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Study of the Projection Character about Angle Bisector

角平分线投影特性的研究

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Determining measuring curve on angle bisector with electronic total station

全站仪在分角线上任意点测设曲线

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The system focuses on the buffer generation algorithms that disaster range partition uses, including buffer generation algorithm based on the angle bisector and dynamic buffer generation algorithm.

系统重点阐述了灾害范围划分用到的缓冲区生成算法，基于角平分线的缓冲区生成算法和动态缓冲区生成算法。

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Because of the angle bisector is robust to noise and affected small by the rotation and scale, regions detected by the method has good stability, repeatability and low time complexity.

由于角平分线的抗噪能力强，受旋转和尺度等因素的影响较小，该方法检测得到的特征区域具有较好的稳定性和可重复性，且时间复杂度低。

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Owing to the large inlet and outlet angle of blade and short flow passage, the flow field in an impeller of forward-curved multi-blade centrifugal fans was very complex.

前向多叶离心风机广泛应用于空调系统。由于该风机叶片进出口角大、流道短，叶轮内部气体流动非常复杂。

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This paper studies the turbine flow meter in water valve from the following aspects: guide vane, blade shape, blade angle, blade number, and top clearance of the impeller.

本文将从叶轮前后导流件、叶轮叶片形状、叶片倾角、叶片数目、叶轮顶隙大小等几个方面对涡轮流量传感器进行设计研究，确定传感器的结构和几何参数。

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Distribution pattern of flow fields in axial flow runner obtained by the simulation can be used to understand true flow phenomena and improve design, and established pressure variation curve in wrapping angle of blade.

分析了转轮内部流场分布规律，建立了叶片表面压力在包角范围内的变化曲线，有助于认识转轮内真实流动现象，为改善设计提供可视化数据支持。

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Then, the BP neural network was employed for prediction of the relationship of lift head and efficiency-performance index with the flow rate, the angle of blade installation, etc.

以某轴流泵试验数据为样本，BP人工神经网络为工具，对轴流泵模型进行了泵扬程及效率性能指标与流量、叶片角度等相关因素间的性能预测研究。

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The paper proves that the error caused by the operator when adjusting cutting head angle, blade angle and grinding system will have influence on cigarette rod cutting quality;

本文分析了在调整刀盘角度、切刀角度、磨削装置过程中，由于操作者所带来的误差（测量误差）对烟支切割质量的影响；

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The analysis results showed that the ECR helicopter had good trim and control characters, and pre-index angle and blade root spring stiffness had distinct effect.

结果表明，电控旋翼直升机具有与常规直升机类似的配平和操纵特性，桨叶预安装角和桨根扭簧刚度这两个参数对其影响显著。

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A new measuring way different from the traditional deducting method for the angle of blade pitch was proposed based on high-speed camera and image processing.

提出了一种与传统桨距角递推算法不同的基于高速摄影和图像处理的桨距角测定方法。

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The results show that forward skew angle of blade has obvious effect on aerodynamic and aeroacoustic performance of axial fan.

实验结果显示，弯角的大小对于轴流风扇的气动和声学特性参数均有显著的影响。

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An investigation on the ranges of helical lead angle of blade roller of fleshing machine

去肉机刀辊螺旋角大小的研究去肉机刀轴挠度计算的理论探讨

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Shape strut-framed bridges in China Analysis and discussions are made of the structural system, length and section of the beam, angle of sway brace, height of the beam, material index and etc

文章最后对结构体系、梁长、梁的截面、斜撑交角、梁高和材料指标等作了分析和探讨

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