thread angle

The formulation of the helix angle of the device with tapered thread is deduced.

推导了锥螺纹的螺旋升角计算公式。

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The equations for thread taper, thread pitch, thread angle and height of thread can be derived on the base of fitted lines, which are accurate enough to meet the needs of industrial measurement.

该方法可测量螺纹的锥度、螺距、螺纹夹角和螺纹高度，测量精度可以满足工业测量要求。

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Measuring System for Flank Angle and Standoff of Petroleum Thread Gauge

石油螺纹量规牙侧角和紧密距测量系统的研制

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Reason: two-color or multicolour version screen angle or thread ins.

爆发来因: 两色或众色版网角或线数错不闭.

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With the increase of fouling deposition thickness, the field synergy angle increased, proved that the heat exchange performance of the thread spiral pipes fall off.

随着污垢沉积厚度的增加，场协同角在不断增大，螺纹螺旋管的换热性能在下降。

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When measuring, based on the segmented contour line of thread, the measurement program to calculate and measure the geometrical parameters of internal taper thread is compiled. Precisions of pitch, thread angle and taper angle reach ± 0.03mm 、± 0.24 ° and ± 0.02 °.

使用自编程序测量计算了内螺纹的螺距、牙型角和锥角，测量精度分别达到了003mm，024°和002°。

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By analyzing the characteristics of the winding bobbin and unwinding movement, a novel method of angle replacement control and a strategy of thread guide adaptive following were proposed.

通过分析纱筒卷绕特点及退绕运动过程，提出了角度替代的控制思想和导纱器自适应跟随控制策略；

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Design of the Injection Mould for Right Angle Water Supply Pipe Joint with Plastic Lining Internal Thread

内螺纹衬塑直角管接头注射模设计

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