切削层

切削层公称横截面积在体型方面，对称就是美。

Nominal cross-sectional area of the cut In bodily form , symmetry is beauty .

拉削外回转表面时的切削层参数及切削力分析

Analysis of the parameters of cutting layer and the cutting force in broaching external rotary surface

结果表明，影响沙柳屑片厚度的主要因素为切削层厚度。

It is indicated that the most distinct factor influencing the chip thickness of Salix is cutting depth ;

通过对球头铣刀铣削微元切削层参数的描述，分析了切削层厚度对球头铣刀主切削力的影响。

The effect on the milling force of the cutting thickness is analyzed by means of describing the section of milling cutter .

钢筋混凝土板考虑加载面积边长比及纵筋影响的抗冲切试验研究切削层公称横截面积

Experimental Study on Punching Shear Strength of RC Slabs with the Effect of Column Aspect Ratios and Flexural Reinforcement Ratios ; nominal cross-sectional area of the cut

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 .

采用切削层优化合并算法和考虑关键层约束的多步长选优法，确定了较好的刀具组合和步长。

Using the cutting layers ' optimal combination algorithm and the multi-depth per cut optimization considering the constraint of key layers , the corresponding cutter set and depth per cut was determined .

SiCp/Al切削表面层力学物理性能研究

Study of the Mechanical and Physical Characters on the SiC_p / Al Cutted Superficial Layer

精密硬态切削表面白层组织形态的研究

Study on the Microstructure of White Layer during Precision Hard Part Machining

精密硬态切削表面白层的形成是剧烈塑性变形导致的。

The severe plastic deformation is the main mechanism of white layer formation during precision hard part machining process .

基于材料变形的弹塑性理论，建立了材料的应变硬化模型，采用有限元仿真技术，利用有限元软件ANSYS，对二维正交金属切削过程中剪切层及切屑的形成进行仿真。

Based on the technology of elasticity and plasticity in material deformation , the strain-hardening material model and finite element model are created by use of FEM software ANSYS to simulate the formation of shearing layer and chip in two-dimension orthogonal metal cutting .

金属切削过程是切削层金属的塑性变形和断裂过程。

Metal cutting is the process of plastic deformation and fracture .

高速切削硬质合金喷涂层

High speed cutting of WC-Co Carbide Spray Coating

切削过程中金属层流过剪切区发生塑性变形后形成切屑。

During metal cutting , the metal plastic deformation occurred on shearing plane zone .

根据金属塑性变形理论，提出了在低速正交金属切削中工件表面层加工硬化深度的预报准则。

Introduces a criterion for predicting the surface work-hardening depth in low speed orthogonal cutting , which is based on the theory of metal plastic formation .

此外还考虑了切削过程中金属层塑性流动现象，并定量地分析了侧向塑性流动对表面粗糙度的影响。

This paper detailedly analyzes and solves these instantaneous fluctuant cutting force , in the same time , also considers the phenomenon of plastic flow of metal layer during cutting and quantificationally analyzes the influence that lateral plastic flow acts on surface roughness .

首先根据高速切削的特点，建立正交切削模型，分析金属切削层变形机理、切屑受力情况、刀具/工件切削区的摩擦特点以及有关剪切角的计算方法。

At first , according to the characteristic of HSM , orthogonal cutting model is established , and formation mechanism of cutting zone , forces that chip suffered , friction characteristic of cutter / workpiece area , and shear angle are analyzed .

根据计算出的高速切削中的奥氏体相变温度和有限元模拟结果，建立了基于形成机理的白层厚度的预测模型，并对切削参数对白层厚度的影响规律进行了系统地研究。

According to the calculated phase transformation temperature and the result of finite element simulation , a prediction model of white layer thickness in high speed machining is proposed . The influences of cutting parameters on the thickness of white layer are also analyzed .

通过实验研究了一定刀具结构和切削速度下，保证翅片有效成形的切削深度与进给量间相互影响关系，以及切削层宽度与切削层厚度对于翅尖形状的影响；

Through experiments , interactive relationships between cutting depths and cutting feeds to insure validity of the fin shaping with certain tool structure and cutting speed are studied ; the influence of width and depth of cutting layer on the fin tip is studied ;

水下土质在大切削角条件下，在刀片前会存在滞留的楔形块，楔形块的存在会对切削层界面上空隙水压力的大小和分布产生影响。

The existence of dead zone in front of the blade when cutting of water-saturated sand at large cutting angles will affect the value and the distribution of vacuum water pressure on the interface .