die for taper thread 锥螺纹板牙
taper thread tap 锥螺纹丝锥
taper thread round die 锥螺纹圆板牙
taper-thread 锥管螺纹
tap for taper thread 锥形螺纹丝锥
metric taper thread 米制锥螺纹
taper thread detail 圆锥螺纹
taper thread grinding [机] 锥螺纹磨
A method of the image processing and measurement of the internal taper thread was proposed.
提出了电极圆锥内螺纹的图像处理及检测方法。
Based on the "three-ball" measurement theory and the machine vision technology, a novel instrument for measuring taper thread is introduced. At the same time, image pre-process technology is analyzed.
前言： 基于螺纹测量“三针法”的原理，使用机器视觉的方式，研制开发了三维自动锥螺纹检测系统本体，对图像处理技术中的预处理部分做了简单探讨。
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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