Non-contact tubing thread intelligent detection based on computer visualization technique;
基于计算机视觉的油管螺纹非接触智能检测
The author analyzes the impacts on tubing thread linking intensity of hydraulic tong with the finite element method,the Von Mises and contact pressure distributes of casing thread liking in condition of different holding position for backup tong have been obtained,and he puts forward the technological transformation measures of hydraulic holding system,designs a three-plate-style-tong-door.
采用有限元方法分析了液压钳对油管螺纹联接强度的影响,得到了背钳在不同夹持位置时油管螺纹联接的等效应力和接触应力分布,提出了液压钳夹紧结构的技术改进措施,设计出一种新型的三腭板钳口结构。
An analysis is made of the factors affecting the reliability of numerically-controlled processing line of tubing threads.
归纳并分析了影响油管螺纹数控加工线可靠性的因素,从技术、管理两方面分别提出了提高油管螺纹数控加工线可靠性的具体可行措施。
Study on working feature of J55 tube thread;
J55油管螺纹工作特性研究
Image Processing Method Study of Tube Thread;
油管螺纹图像处理方法研究
Measurement of oil tube thread image;
油管螺纹图象的测量方法
Tubing thread is available for API tubing threads and TM threads.
油管螺纹可采用API油管螺纹，或TM螺纹。
API tubing thread
美国石油学会油管螺纹
carbide triangular threading insert for petroleum pipe
石油管螺纹硬质合金三角形刀片
carbide rectangular threading insert for petroleum pipe
石油管螺纹硬质合金长方形刀片
The Analysis of Tubing Thread Failure Mechanism and the Technology Reformation of Hydraulic Tong;
油管螺纹失效机理分析及液压钳的技术改造
Study on Technologies of Non-contact Tubing Thread Measuring System Based on Linear Array CCD;
基于线阵CCD的油管螺纹非接触测量技术研究
Study on the Tubing Thread Measuring Method Based on Digital Image Processing
基于数字图像处理的油管螺纹检测方法的研究
Study of Edge Detection Based on Canny Operator in Tubing Threads Images Processing
油管螺纹图像的Canny算子边缘提取方法研究
Apply pipe dope sparingly on pipe threads, never on valve threads.
在管道螺纹上涂敷螺纹油，但是不要在阀门螺纹上涂螺纹油。
carbide square threading insert for petroleum pipe
石油管硬质合金方形螺纹刀片
carbide tool shank for petroleum pipe internal threading
石油管内螺纹硬质合金刀杆
carbide tool shank for petroleum pipe external threading
石油管外螺纹硬质合金刀杆
Development on the Control Sysytom of Automatic Petroleum Pipe-Htread Measuring Instrument;
石油锥管螺纹测量仪控制系统的开发
" Petroleum and natural gas industries--Threading,gauging,and thread inspection of casing,tubing and line pipe threads"
GB/T9253.2-1999石油天然气工业--套管、油管和管线管螺纹的加工、测量和检验
NPT tapered tube thread gauges
NPT锥管螺纹量规
The said process for threading non-coupled end of coupled tubing has been proven practical.
油管带接箍后另一端加工螺纹的工艺方案可行。
The Control and Calibration of the Scanning Probe in Petroleum Pipe-Thread Measuring;
石油锥管螺纹测量机中扫描测头的控制和标定
