screw thread

Using F type screw thread connection.

采用F型螺纹连接方式.

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Nowadays, the commonly used method of tightening screw thread is torque control method, which causes decentralization of axial pre-tightening force, and decreases the reliability of the joint.

目前最常用的螺纹拧紧方法是扭矩控制法，该方法容易导致螺纹副轴向预紧力分散，联接可靠性不高。

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The level of screw pump well being managed is more improved and that sucker rod break and collar thread off is delayed effectively, the exempt workover period is prolonged.

该技术的应用进一步提高了螺杆泵井的管理水平，有效的减缓了抽油杆的频繁断、脱问题，延长了检泵周期。

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The Influence of the Screw Thread and the Height of Constraints on the Stress Distribution around Dental Implants by Using Three-Dimensional Finite Element Analysis

螺纹与约束高度影响种植体应力分布的三维有限元分析

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Unified miniature screw thread gauge

统一标准小直径螺纹规

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The volume of cylinder-shaped worm section with equal area has been studied and computed. The center angle corresponding with the screw thread was divided into M equal segments that would be computed as calculation elements.

研究圆柱根圆等截面圆柱榨螺体积的计算，将螺纹对应的圆心角M等分，得到M个计算单元。

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In this paper, according to the urgent need of the NC machining technology, which repairs the thread groove of the screwed workpieces, the theory of tracking screw thread technology is put forward.

本课题根据当前石油钻井行业对已有螺纹工件的螺纹牙型重新修复的数控加工技术的迫切需求，提出了螺纹跟踪技术理论。

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To solve the corrosion problem of the screw thread of water cycling pipe in the oil field, rubber compound tubing collar is developed based on the high plasticity, corrosion resistance, elasticity, and adhesive property of rubber.

为了解决油田回注水管柱螺纹的腐蚀问题，根据合成橡胶的高可塑性、耐腐蚀性、弹性和附着性能，实验研制开发了橡胶复合油管接箍。

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The modern car is a complicated structure assembled by more than 40,000 parts. Considering the convenience of rework and process assembly, most of the joints are fastened by screw thread or thread link.

现代汽车是由多于4万个部件组合而成的复杂机构，零件与零件的组合考虑到返修和工艺装配的方便，零件间的连接多是以螺纹或类似螺纹联接的方式紧固组合。

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The screw thread is arranged at the water inlet pipe, drainpipe and the water outlet pipe.

进水管 、 排水管、出水管上均设有螺纹.

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A toothed rack was commonly adopted for the automatic screw thread rotational unloading.

自动旋转脱螺纹一般采用齿轮齿条机构或液压齿轮机构.

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A Superficial Comment on Coating Thickness of Threaded Fasteners and Screw Thread Fit Clearance in Aircraft Applications

浅谈飞机螺纹连接件电镀层厚度及螺纹配合间隙

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The author suggests that with the help of the government, combined with the screw thread gauge manufacturer and oil field to solve the problems of digital nipple use in China.

建议国家有关部门牵头组织螺纹量规生产厂、钻具生产厂和油田，系统解决数字接头在我国全面推广应用的问题。

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Technical characteristics of reinforcing bar jointing with peel rib to roll press rectangular screw thread on project application

钢筋剥肋滚压直螺纹接头工程应用技术特点

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Turning of the Special Screw Thread on the General Lathe

特殊螺纹螺距在普通车床上的车削

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Finit element analysis on stress of slip screw thread fit screw thread tooth base

滑动螺旋副螺纹牙根应力有限元分析

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In the design of die casting die screw thread screw thread unloading is a difficult point.

铸件螺纹脱模是压铸模设计的难点之一.

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Steel global style design. Using F type screw thread connection.

钢球式设计, 采用F型螺纹连接方式.

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Improvement for the repairing technology about screw thread hole of bottom bracket of MDY& 150 type coal mining machine

MDY150型采煤机底托架螺纹孔修复工艺

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Disabled Analysis of Axial Pre-tighten Screw Thread on Super High-Speed Turbo-Pump of a Certain Servo System

某伺服系统超高速涡轮泵轴系预紧螺纹联接失效分析

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Meanwhile, it presents working principle and design scheme on external thread gauge which based on virtual coordinate of screw thread parameters detection.

同时对本文提出了螺纹量规基于虚拟坐标系螺纹参数的检测的工作原理和设计方案。

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Currently, according to the urgent need of the NC machining technology, which repairs the thread groove of the screwed workpieces in oil industry, it is very important to study the technology of repairing screw thread.

目前，石油行业迫切需要数控加工技术对螺纹牙型进行修复，因而，研究螺纹修复技术具有十分重要的意义。

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Bolt and three-to-one connector are representative in screw thread connector.

在螺纹型连接件中比较典型的是螺钉和 三合一 连接件.

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Standard installation methods: screw thread, plate or pin plunge, etc.

标准安装制式: 螺纹 、 平板、插杆等等.

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Apparatus for centralization and thread off prevention of rod string in screw pump holes

螺杆泵杆柱扶正防脱扣装置及其应用

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At present analysis and count of stress of slip screw thread fit screw thread tooth base is all the same count method base on theory and assumptive of cantalever arm girder in mechanics of material, and makes a great difference from exactitude solution.

目前，滑动螺旋副螺纹牙根应力的分析计算仍然是基于材料力学悬臂梁理论和假设的计算方法，与精确解有较大的差距。

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NC Inner Screw Thread Milling Cutters and Application to Diesel Engine Manufacture

数控内螺纹铣削刀具及其在柴油机零件加工中的应用

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Pullout test of crescent-ribbed bar specimens and screw thread bar specimens were simulated respectively, the influence of rib outline on concrete damage was analyzed.

分别对月牙肋钢筋和螺纹钢筋单端拉拔试件进行了细观数值模拟，分析了钢筋肋外形对混凝土损伤的影响。

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This text recommends the solid example to introduce non-standard rectangle screw thread ring gauge and plug gauge with the designing project, designing way of thinking, designing the step and calculation method, there is certain reference value for designing all kinds of screw thread measure gauge.

通过实例介绍了非标准矩形螺纹环规和塞规的设计方案、设计思路、设计步骤及计算方法，对设计螺纹量规具有一定的参考价值。

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Screw thread gauge is the most extensive and practical detector in thread machining.

螺纹量规是螺纹加工中应用最广泛、实用的检测工具.

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