为增加切削刀具表面硬度引入了钻石化学蒸发沉淀涂层工艺。
Diamond CVD coating process is introduced to increase the surface hardness of cutting tools.
以这两种刀片在不同切削用量条件下的耐用度、加工表面粗糙度和主切削力作为刀具加工性能的评价依据,同时研究了刀片的磨、破损机理和卷、排屑稳定性。
The tool lifespan, surface roughness and main cutting force of the two kinds of tools with different machining parameters are used as the evaluation criterion of machining ability.
本论文在分析现状的基础上,从切削声信号和工件表面纹理这两个方面对刀具磨损状态监测技术进行了研究。
This paper researches on the tool wear condition monitoring by cutting sound signal and workpiece surface texture based on analysis of the relative situation.
切削过程中金刚石薄膜从基体表面的破损剥落是金刚石薄膜涂层刀具的一种主要损坏形式。
The diamond films' breakage and desquamation from body surface are main damage forms of the diamond film-coated tools in the cutting process.
结果表明:工件进给速度对表面粗糙度的影响最大,切削深度和刀具前角次之,工件硬度影响最小。
The results show that the effects on surface roughness are feed speed, depth of cutting , tool rake angle and parts hardness in turn.
合适进给的选择取决于许多因素,例如所需表面光洁度、切削深度和所用刀具的几何形状。
The selection of a suitable feed depends upon many factors, such as the required surface finish, the depth of cut, and the geometry of the tool used.
介绍了渗氮、超低温处理、气相沉积、等离子改性以及复合表面处理技术等在切削刀具中的应用现状和发展趋势。
The status and development trend of surface treatments, such as nitriding, vapor deposition, plasma modification and multiplex surface treatment technology used for cutting tools were described.
如果刀具参数选取得当,能在常规切削用量下获得在玻璃的塑性域内形成的、无微裂纹的加工表面。
Crack-free surface that is formed in ductile regime of glass can be obtained under conventional cutting conditions if the tool parameters are chosen properly.
本文还研究了玻璃切削刀具特征参数对已加工表面粗糙度的影响。
In addition, the influences of characteristic parameters of tools for glass cutting on machined surface roughness are presented in this paper.
本文主要研究PCD刀具加工有色金属时刃口及后刀面的刃磨质量对切削表面质量的影响。
The influences of flank surface and edge quality of PCD cutting tool on cutting surface quality when machining nonferrous metal are studied in this paper.
本文提出了一种以加工表面和刀具为输入信息,基于解析方法的切削加工机器人的运动功能方案设计方法。
This paper puts forward an analytic design method of the scheme of moving functions in a robot for machining, with taking the working surfaces and cutting tools as input information.
CVD金刚石薄膜刀具的表面粗糙度是影响刀具切削性能的重要参数。
The surface roughness of CVD diamond thin film coated tools is an important parameter having influence on the tool cutting performance.
切削温度不仅直接影响刀具的磨损和耐用度,而且也影响工件的加工精度和已加工表面质量。
Cutting temperature has direct effects on not only tool wear and tool life but also machining accuracy and quality of machined surfaces.
本文通过实验研究了金刚石薄膜涂层刀具的破损机理及刀具表面状态、切削用量对其损坏形式的影响。
This paper studied the breakage mechanism of the diamond film-coated tools, the influence of the surface appearance, the cutting parameters on the damage forms.
加大插齿刀后角可以有效改善插齿刀的切削条件,提高齿表面加工质量和延长刀具使用寿命。
Enlarging the clearance of gear shaping cutter can improve efficiently its cutting condition, the gear surface quality and tool life.
从理论模型中提出的这项工作,表面形貌可从追溯的切削条件,刀具几何形状,切削工具不完善和铣床偏差。
From the theoretical model proposed in this work, the surface prole can be deduced from cutting conditions, cutter geometry, cutting tool imperfections and milling machine deviations.
通过对切削试验结果的分析,认为PCD刀具后刀面刃磨质量直接影响切削表面质量,而对PC D刀具寿命的影响则相对较小。
By analyzing the results of the experiments, it is considered that flank surface quality of PCD cutting tool directly influences machined surface quality, but has few effects on cutting tool's life.
由于切削时的温度场对刀具磨损的部位、工件材料性能的变化、已加工表面质量都有很大的影响,因而对温度场的研究也显得尤为重要。
Because the influence of temperature to tool area, work material performance's variety and the machined surface's quality, the research to temperature field in metal cutting is very important.
试验表明:干切削状态下金属软化效应占主导地位,湿切削可获得更好的表面粗糙度,切削液在刀具磨损后期开始发挥作用。
The results show that the metal soften is dominant in dry turning process, a good surface can be acquired in wet turning, and the cutting fluid takes an effective effect at the end of tool wear.
为提高加工表面质置,必须优选切削参数,重视刀具磨损、后刀面粗糙度及工件材料组织的缺陷。
In order to enhance surface quality, therefore, optimum cutting data, tool wear, surface roughness of flank faces of tools a…
本文从切削力、表面粗糙度、表面残余应力几个方面,研究了金刚石刀具刃口修锐度对切削表面质量的影响。
In this paper, the influence of diamond tool sharpness on machined surface quality was studied from the viewpoints of the cutting force, surface roughness and residual stress.
并提出了被切削层金属沿刀具切削刃向工件两侧的自由表面产生塑性流动是形成两侧方向毛刺主要原因的新观点,得到了试验结果的证实。
A new viewpoint was advanced, in which the plastic flow of metal layer to be cut becomes the cutting burr, and it was confirmed by experimental results.
为减轻金刚石刀具的磨损,提高工件表面加工质量,采用超声振动的方法切削不锈钢零件。
Ultrasonic vibration is applied to diamond turning of stainless steel in order to decrease diamond tool wear and improve the surface quality of the workpieces.
解析模型是基于刀具切削刃包络面形成的原理来研究零件表面形貌的形成。
Analytical model that used to study the generation of surface topography is based on the principle of swept surface during cutting operation.
切削温度与刀具磨损、工件加工表面完整性及加工精度密切相关。
The cutting temperature play an important role in the high speed cutting process, concerning about the tool wear, workpiece surface integrity and machining precision.
研究结果表明:切削花岗岩时,受切削力及其冲击的作用,PDC刀具产生近乎平行岩石表面的磨损形式,磨损机理为机械作用引起聚晶金刚石层微观裂纹产生并扩展而导致的金刚石颗粒的微观破碎。
The study shows that in granite cutting processes, PDC cutter is worn by micro chipping in diamond grains due to mechanical action, and the wear surface is almost parallel to the rock surface.
Merchant认为:在切屑与刀具接触界面上存在微小的粗粒,切削液通过这些表面的微小粗粒组成连锁的网络的毛细管被吸入到切屑与刀具的接触界面上。
Merchant thought that minute asperities existed at the chip-tool interface and the fluid was drawn into the interface by the capillary action of the interlocking network of these surface asperities.
Merchant认为:在切屑与刀具接触界面上存在微小的粗粒,切削液通过这些表面的微小粗粒组成连锁的网络的毛细管被吸入到切屑与刀具的接触界面上。
Merchant thought that minute asperities existed at the chip-tool interface and the fluid was drawn into the interface by the capillary action of the interlocking network of these surface asperities.
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