If there were no frictional losses in a machine, the machine would be100 per cent effective. 如果机械里没有摩擦损失,其效率就是100%了。
The frictional wear property of solid lubricant between embedded bearing sleeve and steel axle friction pair ring was tested by special simulate test machine, The hardness of solid lubricant was tested by PM; 采用专用的台架模拟试验机对固体润滑剂镶嵌轴承套与钢轴摩擦副间的摩擦磨损性能进行测定;用莱次偏光显微镜(PM)测试固体润滑剂的硬度;
The surface of pure chromium coatings and Cr/ Al_2O_3 composite coatings were observed and analyzed by scanning electron microscope ( SEM), hardness was evaluated by micro-hardness instrument, frictional wear was tested by friction wear testing machine. 制备了纯镀铬和Cr&Al2O3复合镀层,通过若干检测性实验,显微硬度测试,扫描电镜观察和摩擦磨损实验等来研究复合镀层的表面形貌和性能。
The Frictional Damping Behaviour of Guideway on a CNC Machine Tool 数控机床导轨摩擦阻尼特性研究
Other Via suppress oscillations and setting the frictional torque compensation farther enhance machine dynamic characteristics. 另外可以通过调节参数抑制机械共振以及设置摩擦补偿参数的方法更进一步的提高机床动态特性。
Lastly, we study the frictional wear character of nitriding samples using friction wear testing machine WWM-1. As a result, the friction factors of the samples after nitriding fall down and the wear extent decrease comparing with that of original samples. 最后在WWM-1型万能摩擦磨损实验机上对氮化后的试样进行了摩擦磨损实验。
Influence of Electromagnetic Compatibility in Developing Frictional Wear Test Machine and Its Countermeasures EMC在摩擦磨损试验机研制中的影响及对策
A "Constant Frictional Area" Method For Rubber Wheel Abrasive Testing Machine 橡胶轮磨粒磨损试验机的等摩擦面试验方法的研究
To prove the objectivity of the mechanism of close loop controlled booster frictional drive, exemplifying belt transportation machine, conceive of its construction design is illustrated and then fabricating a experiment based on this theory. 为了验证闭环控制增压式挠性体摩擦传动机理的客观性,以带式输送机为例,阐述了其结构设计思想;制作了基于该理论下的实验机;
This will improve lubricated performances through the improvement parameters and control lubricated condition in order to reduce frictional wear, to improve machine service life. 这就要通过改进工作参数和控制润滑条件来提高润滑性能,以降低摩擦磨损,提高机器使用寿命。
The Frictional Selfexcited Vibration of Machine Tool 机床摩擦自激振动的研究
Based on measured data, analysis is given of the axial deformation in the chip of disk hot metal sawing machine when under both radial load and axial load. Formulae are shown for calculating the frictional power of the machine. 以实测为根据,对圆盘式金属热锯机锯片在受径向载荷和轴向载荷作用时的轴向变形进行了分析,找出了热锯机夹锯功率的计算公式。
Experimental research into the frictional power of disk hot metal sawing machine 圆盘式金属热锯机夹锯功率实验研究
Experimental study is conducted on the characteristics of hydrolic frictional drag for lyophobic surface, with the surface consisting of polytetrafluoroethylene and the working media being water and 7# machine oil. 对憎液表面的水力摩阻特性进行了试验研究,实验中憎液表面材料采用聚四氟乙烯,试验工质采用水和7号机械油。
Analyses on the Frictional States of the Shoe Press Nip of the High-speed Paper Machine 高速纸机靴形压榨压区摩擦状态的分析
Study on the MZF frictional self-grinding machine MZF磨擦自磨机的研究
Natural water was used as lubrication medium, the frictional coefficient of water-lubricated integer bearings of different rubber underlayer thickness and hardness was studied by using MPV-20B model friction and wear test machine. The change rule of the frictional coefficient was found and friction mechanism was analyzed. 以自然水为润滑介质,用MPV-20B型摩擦磨损试验机分别研究了不同橡胶层厚度和硬度的水润滑整体式轴承的摩擦因数,得到了它的变化规律并对作用机理进行了分析。
ABSTRACT: Since there is enormous frictional resistance between the mould of continuous extrusion machine and blanks, the mould wears serious and has a short life. 摘要:连续挤压机挤压模具与坯料之间由于存在巨大的摩擦阻力,导致模具磨损严重,模具使用寿命较低。