扭矩

Electric wrench is used to be the final twist if the operation is difficult can also be used manually torque wrench torque required to achieve this end design requirements.

终拧应采用专用的电动扳手，如个别作业有困难的地方，也可以采用手动扭矩扳手进行，终拧扭矩须按设计要求进行。

Using laser Doppler effect , based on measurement of the rotate speed of single section , the speed difference of double sections is measured and integrated , then the torsion angle of rotating shaft on torque effect is got. The non2contact torque measurement is realized , and dynamic monitoring of rotary machine equipment is achieved.

利用激光多普勒效应，在单截面测量转轴转速的基础上，采用双截面测量转速差并积分得到转轴在扭矩作用下的扭转角，实现扭矩非接触测量，达到回转机械设备的动力监测的目的。

Integrating the rotational speed difference, the relative torsion angle of the two sections under the action of torque was obtained, so the rotating shaft torque was gotten.

同时，设计了实验系统并在扭矩实验平台进行了实验，实验结果表明，激光多普勒法与传统扭矩测量方法的相对误差小于0.2％，说明激光多普勒法具有较高的测量精度。

The most common torque need in the upper molars is the need for additional buccal root torque.

最常见的扭矩需要在上臼齿是需要额外的颊根扭矩。

When some anti-abrasion and extreme pressure additives are added into, polyether becomes an ideal gear lubricant which is suitable for the lubrication of all spur gears, bevel gears and turbine scroll bars of ball mill, muller, bucker and quarry plant, especially the lubrication of long service life for all turbine gears and close gears under overloading running.

具有优良的润滑性和极压抗磨性，能禁受高速低扭矩，低速高扭矩及高速冲击负荷的使用条件，能防止擦伤和磨损。有优良的氧化安定性，以减少沉积物和漆膜和生成，有优良的防腐性，和抗泡性。适用于要求使用API GL-5，GL-4级油或MIL-L-2105D规格油和齿轮润滑，如驱动桥双曲线齿轮和变速箱齿轮的润滑等。

Torque spanner used to screw big high-tension hexagonal bolt and testing should be receive torque adjusting before and after application.

高强度大六角头螺栓施拧采用扭矩扳手和检查采用的扭矩扳手在班前和班后均应进行扭矩校正。

The torque me asurement experiment in hand tappin g shows that suitable tapping motion w ith high frequency can remarkably re duce tapping torque,and the dominating parameters in hand tapping are cutti ng angle and separating angle,which laid a foundation for the study on vib ration tapping and its popularization and a pplication.

对手动攻丝这种极限振动攻丝过程的扭矩测试结果表明，丝锥对工件的低频、低速往复切削作用也可以使攻丝扭矩显著下降。这表明影响手动攻丝扭矩的主要因素不是振动频率或冲击的大小，而是切削角和分离角的大小，这为进一步究明振动攻丝的机理及促进振动攻丝技术的推广应用奠定了基础。

First of all papers on the development of torque detection technology, summed up the torque wrench and test the technology and the development of applications at home and abroad, put forward torque wrench Jian Dingyi system solutions.

论文首先介绍了扭矩检测技术的发展，总结了扭矩扳手及其检定技术的国内外发展现状和应用情况，提出了扭矩扳手检定仪的系统方案。

The data indicates that the fourth circle is the maximum locking torque stage when the self-tapping screw locks into the boss. The curve of this stage is from 1080° to 1440°. Besides, it will continue the value of the locking torque until the boss produces the strip.

由实验结果显示：自攻螺丝锁入凸毂的第四圈为最大锁附扭矩阶段，此阶段的锁附扭矩曲线角度由1080至1440，此外并继续增加锁附扭矩值直到凸毂产生滑牙为止。

Although the torque figure is uninspiring, 85 percent of the maximum torque (340 Nm/250 ft-lb) is available from 2000 rpm up to 6,500 rpm creating an almost flat torque curve across this wide rev range.

虽然扭矩数字是令人鼓舞，百分之八十五的最大扭矩（ 340 Nm/250英尺磅），可从2000年每分钟转速高达6500转创造一个基本持平扭矩曲线在这个全转速范围内。

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