渗碳淬火后具有较高的耐磨性能，但磨削时易产生裂纹。
After carburizing with high wear resistance, but the grinding easy to crack.
减速器的轮为高强度渗碳钢，经渗碳淬火处理，传动噪音低。
The gear reducer for high strength steel carburizing carburizing hardening low noise transmission.
齿轮材料选用高级低碳合金钢，使用自动化高温渗碳淬火处理。
Top low carbon alloy steel as gear material, adapting automatic carburizing and quenching heat treatment.
螺旋伞齿轮在渗碳淬火时极易发生平面翘曲变形和内孔椭圆化变形。
Plane warping deformation and interior hole oval deformation occur easily for spread bevel gear at carburization and hardening.
重载汽车主减速器盆形齿轮通常都采用大模数齿轮，经渗碳淬火处理。
The P/M gear wheel with special shape is an important structure part in transmission mechanism.
结果表明，特大型轴承矫正渗碳淬火后金相组织、硬度都达到技术要求。
The results showed that, the microstructure and hardness of oversized bearings could meet the technologic requirement after carburization and quenching.
介绍了渗碳淬火零件热处理畸变的原因，分析了热处理内应力的形成过程。
The present paper analyzed the reasons of heat treatment distortion of carburizing and hardening components and the formation process of the internal stress.
大模数重载汽车主减速器盆形齿轮经渗碳淬火后，齿轮齿面经常会出现裂纹。
Cracks frequently generated in basin gear of big modulus main reducer used in heavy load truck after carbonizing and quenching.
齿轮齿形采用磨齿加工，齿面采用智能控制渗碳淬火技术，齿轮的强度高、韧性和耐磨性好。
Employing abrasive machining for the form of the gear and intellective-control carburizing and quenching technology for the surface, the gear is with high intensity, strong tenacity and wearability.
齿轮在渗碳淬火中会产生变形，直接影响齿轮的精度，增大噪音，甚至造成偏载。
The distortion of gears will take place during carburizing and quenching and, as a result, reduce precision of the gears and increase noise, or will even cause unbalanced load-bearing of the gears.
根据硬齿面齿轮生产现状，分析了影响渗碳淬火齿轮畸变的因素，并提出了减小畸变的措施。
The factors that influence the distortion of carburizing and hardening gears were listed and several measures to reduce heat treatment distortion were proposed.
以汽车后桥齿轮为实例，在新制造的箱式多用炉上进行了氮基气氛渗碳淬火工艺的设计、调试和检测。
Taking the automotive rear axle gear as an example, the design and adjusting of nitrogen-based atmosphere carburizing process were conducted on the new-built mult-purpose chamber furnace.
研究了渗碳热处理过程中淬火冷却和回火状况以及磨削加工对渗碳淬火汽车齿轮表面残余应力的影响。
The influences of carburizing heat treatment process and grinding process on surface residual stress of automobile gears are studied.
通过热处理工艺改进，调整了渗碳淬火工艺参数并改变了装炉方式，提高了齿轮轴接触精度和使用寿命。
The improved heat treatment process was obtained by adjusting technology parameters and changing parts loading mode. As a result, the contact accuracy and life of countershaft were improved.
对齿轮的调质、渗碳淬火、渗氮及感应淬火四大热处理工艺的应用范围、影响因素及工艺控制要点进行了分析。
The application, influence factors and process control of four kinds of heat treatment methods including tempering, carburizing, nitriding and induction quenching are analyzed.
经热处理淬火的碳素工具钢和渗碳淬火钢零件，在磨削时常常出现大量较规则排列的裂纹，它直接影响零件的质量。
The parts of tool steel and carburization hardened steel through he at treatment has often appeared grinding cracks. It influences the quality of the parts.
将其中试样A通过氧化-还原处理，表面具有层状结构，与另一脱碳试样B一起放入改造后的电阻炉内在通氢气的气氛中进行渗碳淬火。
Sample A whose surface has layer structure via oxidize-deoxidize treatment and sample B which is decarbonization are put into resistance furnace for carbonization and quencher under hydrogen.
它能在可控气氛下进行淬火，薄层渗碳、碳氮共渗等热处理工艺。
It can be quenched in a controlled atmosphere, thin carburizing, carbonitriding heat treatment process.
在生产中，齿轮和齿轮轴的渗碳和淬火畸变是难以避免的，减小其畸变量是一个技术难题。
The distortion of gears and gear shafts resulting from carburizing and quenching is difficult to avoid in production, and the reduction in distortion is a difficult problem in technique.
工件渗碳后直接淬火，涂料壳膜可从工件表面上自行脱落，不影响淬火效果。
The paint film can peel off automatically from the surface in quenching procedure after carburizing, and it does not affect the quenching effects.
钢铁工业中用于切削工具的淬火处理，作钢材的渗碳剂。
For the iron and steel industry in the quenching of cutting tools for the steel of carburization.
经渗碳及淬火后，具有表面硬度高、心部韧性好的特点、冷变形塑性中等，切削加工性好。
Carburizing and quenching, with high surface hardness, good toughness characteristics, the heart of cold plastic deformation of medium, cutting is good.
与此类似，渗碳层厚度越大，特别是对于渗碳层厚度不一的渗碳用钢，淬火时更易产生翘曲。
Sim? ilarly, an increase in case depth, particularly uneven case depth in case hardening steels, increases warpage on quenching.
用途：广泛适用于齿轮、轴承、轴类零件及其它机械零件的渗碳、淬火热处理工艺。
Applications: widely used for the carburizing and quenching of gears, bearings, shafts and other mechanical parts.
本文对淬火加回火渗碳钢的拉伸一拉伸疲劳断口进行了内裂纹的分析和研究。
Internal fatigue cracks occurred in the fracture of a quenched and tempered carburized steel specimen under tension-tension fatigue loads are discussed in this paper.
一般渗碳及淬火后使用，也可以调质后使用。
General carburizing and quenching after use, can also be used after quenching and tempering.
渗碳时选取合适的温度，采用热油淬火，产品达到了图纸的技术要求。
When it was carburized in the appropriate temperature and was quenched in hot-oil, its properties can achieve the specification on the part drawings.
对2 0钢渗碳后的淬火应力与畸变进行了有限元计算。
The quenching stress and distortion of carburized 20 steel are calculated by finite element.
对2 0钢渗碳后的淬火应力与畸变进行了有限元计算。
The quenching stress and distortion of carburized 20 steel are calculated by finite element.
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