钢丝绳

The successfully designed steel ropes with the specialized ground tackle,which is used to connect with experimental machine,together with a set of revised casting technology of steel rope ends that used in labs can be used in relevant researches.In the research the following significant achievements are made:a set of S-N diagrams and their equations,Goodman Smith figures and an empirical f...

设计成功的钢丝绳与试验机联接的专用锚具、优化出的一套试验室条件下的绳头浇铸工艺，可应用于相关研究工作；研究得到的S -N曲线族及其曲线方程、Goodman -Smith图和疲劳强度计算经验公式、钢丝绳的拉伸疲劳性能和疲劳破坏规律、从宏、微观两个方面对钢丝绳疲劳破坏机理进行的初步研究等等，对钢丝绳结构工程设计人员具有一定的参考价值。

Starting from loading conditions of lifting steel wire ropes, this paper makes more detailed analysis on the static stresses of the steel wire ropes, pointing out that the maximum loading point is at the point of tangency of steel wire rope's pendulous section and the hoisting sheave.

从提升钢丝绳的受力情况入手，对钢丝绳静应力做了较详细的分析，指出钢丝绳在悬垂段与天轮切点处为最大受力

TCK Wire Rope Non-destructive Inspection System adopts the TCK unique technology of "weak magnetism",by means of quantitative inspection on loss rate of effective cross-sectional areal of actual bearing metal,arising from wire rope's internal or external breakages,abrasion,corrosion and fatigue and other defects by use of TCK wire rope defectoscope

TCK钢丝绳探伤仪采用本公司独创的&弱磁检测&技术，以国际公认的钢丝绳安全承载能力的校核原则为检测和判定依据，通过对在线钢丝绳内外部断丝、磨损、锈蚀、疲劳等各种损伤导致的实际承载金属有效截面积损失率的定量检测，正确评估被测钢丝绳的剩余承载能力和使用寿命，为用户提供符合标准和规范要求的安全使用与合理更新的科学依据，是有效预防钢丝绳断绳事故、合理降低钢丝绳用绳成本和科学提高钢丝绳运行效率的高科技保障。

In general, the major results are:(1) Established the geometrical model for the enwinding of the wire rope in the roller, such as the inclination of the wire rope and the climbing equation of roller in the commutation process;(2) Established the tensile force kinetic model for the enwinding wire rope used the Lagrange kinetic equation and the continual kinetic theory in the start up and retard moment. Solved the equations by the method of modal analysis and separation of variables(3) Based on the analysis on the enwinding mechanism of the wire rope, we did the research on the mechanics behavior of the wire ropes enwinding process.(4) According to the research above, we made the computer program to solve the mechanics models. And after parametric analysis, we made the suggestion for the improving of the current wire rope enwinding system.

主要研究工作有：(1)建立了钢丝绳在滚筒缠绕几何模型，研究了钢丝绳缠绕过程极限偏角及换向过程在滚筒爬坡机理及几何模型；(2)依据LAGRANGE系统广义动力学方程、连续体动力学理论分别建立起升系统启动及制动过程钢丝绳缠绕快绳拉力的动力学模型，并分别采用模态分析法及分离变量法求解；(3)结合对钢丝绳在钻机滚筒缠绕机理分析的基础上，研究了钢丝绳在滚筒缠绕过程力学行为；(4)编制计算机仿真程序对上述模型进行求解，在参数分析的基础上提出对目前钢丝绳缠绕系统结构改进建议。

After describing the basic knowledge in the dissertation, we analyzed the stress situation under all conditions, and based on this, we did research theoretically on stress balance of steel wire rope, then we manage it into production practice of wire rope.

中文摘要：本文在对钢丝绳的基本知识介绍后，对钢丝绳在各种条件下的应力状态进行了分析，并在此基础上对钢丝绳的应力平衡进行了理论研究，并将此理论运用到了钢丝绳的生产实践中。

To introduce cause for different weight of flat wire rope between new standard GB/T 20119-2006 flat steel wire rope for balance and GB/T 8918-1996 wire rope.

介绍新制订的GB／T 20119-2006《平衡用扁钢丝绳》和GB／T 8918-1996《钢丝绳》2个标准中扁钢丝绳重量不同的原因，指出选择平衡用扁钢丝绳重量的方法，保证扁钢丝绳的重量，以便满足用户使用要求。

Company's products include large Kellett Hoisting with synthetic fibers, steel wire rope wire rope rigging kits, steel wire rope press Play button, lifting chain, rigging chain sets, steel plate lifting clamp, wire rope and Play button machine, button machine wire rope pressure as well as various rigging fittings are widely used in ports, oil, electricity, steel, shipbuilding, construction, mining, aviation, motorcycle, water conservancy, chemical industry, machine building, large transport, sea rescue, pipeline and other fields.

公司生产的奇力大产品包括合成纤维吊装带、钢丝绳钢丝绳成套索具、钢丝绳插压扣、起重链、链条成套索具、钢板起重钳、钢丝绳插扣机、钢丝绳压扣机以及各种索具配件都广泛的应用于港口、石油、电力、钢铁、造船、建筑、工矿、航空、机车、水利、化工、机械制造、大件运输、海上救援、管道铺设等领域。

For this reason, test assessment of fatigue property of wire rope winding sheaves, influence of groove material of sheave on fatigue life of wire rope, fatigue failure analysis of wire rope and microstructure of wire rope have been studied by a new type electro hydraulic servo automatic wire rope–sheave synthetic tester, scanning electron microscopy, micro-hardness measurement, imagine processing and so on.

为此，本文采用新型电液伺服式全自动钢丝绳－滑轮综合疲劳试验装置，综合应用扫描电子显微镜、显微硬度测试和图象处理等技术，对绕滑轮工作钢丝绳的疲劳行为特征和损伤机理进行了系统深入的研究，主要包括疲劳性能试验评价、滑轮材质对钢丝绳疲劳寿命影响、钢丝绳疲劳失效分析和钢丝绳显微组织等的研究。

With regard to the loose tapping steel wire and strand of import ed PTM,it is decided to substitute the home-made one for the import ed one,which lowers the cost and clears up the hidden danger.

针对我公司四台进口ECL电解多功能天车使用中频繁出现的出铝钩进口钢丝绳散股松绳问题，通过对进口钢丝绳和国产钢丝绳进行性能对比分析论证后，利用国产钢丝绳成功替代进口，以较低的成本解决了ECL天车进口钢丝绳散股松绳的重大安全隐患。

Collectively with the production of high-strength, high toughness, special rough specialty, special structures and special purpose of the prominent advantages of the formation of the ship with steel wire rope, steel wire rope with the oil and mining wire ropes, steel strand, special-purpose steel wire rope, rope bridge, rope coating and so on.

集体具有生产高强度、高韧性、特粗特长、特殊结构和特殊用途的突出优势，形成船舶用钢丝绳、石油用钢丝绳、矿用钢丝绳、钢绞线、特殊用途钢丝绳、桥梁用钢丝绳、涂塑绳等。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐