偶件

水润滑下偶件表面粗糙度对PTFE复合材料摩擦学性能的影响

Effect of the Surface Roughness of Matching Material on Tribological Properties of PTFE Composites under Water Lubrication

关于DF（11）型机车装用LSD280型柴油机喷油器针阀偶件的试验分析

Analysis of LSD 280 injecter nozzle matching parts operation test on DF_ ( 11 ) locomotive

根据正交试验法，制定了喷油器控制腔偶件的加工方案，并就控制A、B量孔尺寸对液力响应的影响进行了试验研究。

The machining project of control cavity was set down based on the orthogonal test method , and the influence of control hole A and B on the hydraulic response of injector was tested .

接着又进一步应用Fuzzy综合评判法对高压油泵精密偶件针阀体的配磨表面质量进行了Fuzzy综合评判，得到了该磨削产品的综合评判模糊集。

Then , the aim of estimation of ground surface quality of the precision hole of the valve body matched with valve needle in the high pressure oil pump has been achieved by using fuzzy sets .

并介绍聚苯酯填充聚四氟乙烯的三大特点：极大的权限PV值、极低的磨耗量和不损伤对磨偶件。

The three characteristics of PTFE filled with p-oxybenzoyl homopolyester are introduced , i.e.the biggest maximum PV value , the lest abrasion and outstanding kinetic friction .

实验结果表明：负荷、线速度以及偶件的粗糙度等因素对PTFE及其合金的摩擦磨损行为有较大影响；

The experimental results showed that load , sliding speed and roughness of mating surfaces all played notable impacts on the friction and waer behaviors of PTFE and PTFE / LCP composites .

两种材料填充UHMWPE复合材料的摩擦系数相近，且较纯UHMWPE的摩擦系数大，特别是载荷增大和对摩偶件粒度增大时，UHMWPE复合材料的摩擦系数急剧增大。

Coefficient of friction of two kinds of UHMWPE composites are close , and is greater than pure UHMWPE , especially with the load increasing and the roughness is increasing .

PTFE基复合材料具有良好的综合性能，偶件铜环的磨损亦较小，因此是一种潜在的高性能电刷复合材料。

Sine the filled PTFE based composite registers the best wear resistance and the lowest wear of the counterpart copper ring , it would be a promising candidate as a novel advanced electric brush material .

超高压油泵柱塞偶件密封研究CFM56高压涡轮间隙的优化

Study on Sealing Clearance of High - pressure Plunger Assembly

为解决二甲醚喷射系统中DME的低粘度使喷油器偶件磨损严重导致的泄漏问题，课题组研发了一款新型旁通式内燃机低粘度燃料专用喷油器。

To address leak problem which caused by the low viscosity of DME dimethyl ether injection system injector , group developed a new type of injector used for low-viscosity fuel for internal combustion engines .

当偶件表面粗糙度Ra处于0.11～0.13μm范围内时，复合材料的磨损率最低；

A lowest wear rate of the composite is recorded at a counterpart surface roughness R a 0.11 ~ 0.13 μ m , while too high or too small counterpart surface roughness corresponds to higher wear rate of the composites .

纤维状碳纳米管可以阻止PTFE带状结构的大面积破坏，以及在摩擦过程中于偶件表面能够形成转移膜并隔离复合材料与偶件的直接接触是其减摩耐磨作用的主要原因。

The reasons the wear of PTFE is decreased are probably that fibers in CNTs resisted severe mangle of PTFE strip structure , and that films transferred from counterpart surface prevented direct contact between PTFE composite and steel ring .

薄膜的减摩抗磨性能同其在Si3N4陶瓷球偶件磨损表面形成的转移膜相关。

Moreover , the friction and wear behavior of the DLC film was also dependent on its transfer film formed on the worn surface of the counterpart Si_3N_4 ball .

结果表明：加入石墨颗粒可以降低复合材料和偶件GCr15钢的磨损率，获得低而稳定的摩擦系数；

Results show that addition of graphite particles could decrease the wear rate of both the hybrid composite and the counterpart , while keep the friction coefficient low and stable .

通过对P7泵柱塞偶件去毛刺工艺的改进，确保P7泵柱塞偶件清洁度达到规定的要求。

This article introduces the technological improvement of deburring the plunger couples of P7 pump in order to ensure Dlunser couples cleanness to the standard .

以UHMWPE球为对磨偶件，分别在4种法向载荷下（40N、60N、80N和100N），在大气及润滑环境里对阳极氧化试样进行微动磨损实验。

The fretting wear tests of the anodized specimens against UHMWPE ball were carried out under four kinds of normal load ( 40N , 60N , 80N , 100N ) respectively in air atmosphere and lubrication conditions .

作者用MPX-200型栓-盘摩擦磨损试验机测试了模压聚四氟乙烯的磨损性能，考察了滑动速度、负菏、温度及偶件表面粗糙度对磨损的影响。

The wear characteristics of polytetrafluoroethylene ( PTFE ) were tested on the model MPX-200 pin-on-disk tester in this paper . The effects of sliding speed , load , temperature and surface roughness of counterparts on wear were determined .

缝隙孔式喷油嘴偶件燃油喷注雾化形态的研究

Research on Atomization Patterns for Cracks Hole Style Fuel Injection Nozzles

燃油喷射系统等压出油阀偶件可靠性研究

Reliability Study of Constant Pressure Delivery Valve in Fuel Injection System

价值工程在喷油咀偶件研究中的应用

Application of Value Engineering to the Study of Oil-Spray Match Parts

湿式多片制动器摩擦偶件温度场的研究

Study of the temperature field of wet multidisc brake friction parts

珩磨技术在VE泵偶件生产中的应用

Application of Honing Technologies in VE Distributor Pump Mated Parts Machining

热处理工艺对喷油器针阀偶件性能的影响

Effect of Heat Treatment Process on Performance of Fuel Injection Nozzle

浅析柴油机精密偶件的磨损及影响

Superficial Analysis of Wear and Influences on Diesel Precise Paired Parts

延长柴油机喷油嘴偶件使用寿命的措施

Measures to extend life of mate of jet in diesel engine

提出了一种新颖的针阀偶件设计方案。

The design proposal of a novel needle valve assembly is given .

喷油泵顶隙式柱塞偶件性能试验研究

The Experiment Study of Top Clearance Pump Element in Fuel Injection Pump

喷油泵柱塞偶件密封与润滑的研究与分析

Investigation and Analysis of Sealing and Lubrication for Pump PMP

喷油装置精密偶件密封端面的工作能力

Sealing End Study of Precision Coupling Parts of Injection System

应用铜型纳米自修复材料原位修复喷油泵柱塞偶件的研究

In-situ Repair of Injection Pump Plunger by Applying Cu Auto-reconditioning Nanophase Materials