切削刃

Jun companies are relying on sophisticated tools in Taiwan's Changhua with the production base has been 20 years in the thread cutting tool manufacturing experience to provide timely to clients, there Jun products include silk thread attack, thread cutter, sheet metal screw hinge (Banya , Pill-ju), dental sheet metal films, the cutting tools have been cut from the blade angle gap with knives and special materials are selected tungsten steel materials, life expectancy than the average 10 times the number of long knives.

公司依托有晙精密工具在台湾彰化设有的生产基地已有二十于年生产制造螺纹切削刀具经验，能够及时提供给客户的有晙产品包括螺纹丝攻、螺纹铣刀、螺纹铰钣、牙钣片，各项切削刀具都经过切刃离隙角处理，且刀具材质均选用特殊钨钢材质，寿命比一般刀具长数十倍。

Introduced saw chain depth setting and cutting top run-out and cutting top total run-out and side clearance of the cutting edge testing method by the centesimal graduation meter and the instrument microscope, and discussed the testing error.

阐述了利用百分表、万能工具显微镜检测锯链限料量、切削齿齿顶跳动、切削齿齿顶总跳动、侧刃后角的方法，并分析了测量误差。

Cutting phaseWhen the protruding peak of holystone surface and coarse raceway surface is contacted, because osculatory area is lesser, the pressure on unit area is greater, below constant pressure action, holystone gets above all of workpiece " a traditional method of indicating the pronunciation of a Chinese character by using two other Chinese characters is cut " action, make the part of holystone surface grinds bead to fall off with disintegrate, show a few new grind bead and blade edge ......

切削阶段磨石表面与粗糙滚道表面的凸峰接触时，由于接触面积较小，单位面积上的压力较大，在一定压力作用下，磨石首先受到工件的"反切削"作用，使磨石表面的部分磨粒脱落和碎裂，露出一些新的锋利的磨粒和刃边。与。。。。。。

Due to difficulty of evaluation of micro grit protrusion topography after dressing of diamond grinding wheel, valid grit protrusion height, mean grit edge angle and grit protrusion homomorphy were proposed as characteristic parameters to evaluate iso-height behavior of grit protrusion, cutting behavior of grit edges and crystal integrity of diamond grit protrusion.

针对金刚石砂轮修锐后磨粒微观出刃形貌的很难评价的问题，建立有效磨粒出刃高度、平均磨粒出刃角和磨粒出刃同形度的特征参数模式，分别评价砂轮工作表面的磨粒出刃等高性、磨粒切削性能和磨粒出刃结晶完整性。

The characteristics of cutting edge and cutting advantages for a new type of ball end mill with space curve cutting edge is introduced,the calculating method of curve geometric parameters is explained,and the manufacture technology is presented.

介绍了一种新型空间曲线刃球头铣刀的刃形特征和切削优点，详细分析了其空间几何参数的计算方法，简要说明了其制造工艺。

This paper also makes a experimental study of the regularities of the outstripping machining in aspects of machine tool, cutting tool, cutting conditions and so on, and points out that the outstripping phenomenon occurs on the following conditions: the machine tool with high precision, the PCD cutting tool with small clearance and lay angle, the small installation angle, the small feed rate and the cutting lubricant with good properties, and that the cutting speed and the depth of cut have no effects on the outstripping machining.

本文还从机床、刀具和切削条件等方面对超越性加工的规律进行了实验研究，指出超越性加工现象是在如下条件下产生的：较高精度的机床、后角和刃磨纹理角较小的PCD刀具、较小的安装角和较小的进给量以及冷却润滑性能良好的切削液，而切削速度和切削深度对超越性加工几乎没有影响。

A three-dimensional finite element model for precision cutting 3J33 maraging steel using the commercial software Marc is presented to study the effect of tool nose radius on chip formation, the principal cutting forces and the temperature fields.

在商业化软件Marc的基础上建立了圆弧刃精密切削三维有限元模型，研究不同半径的圆弧刃精密切削条件下主切削力、切屑形状和切削温度场分布。

With the geometry model of the ball end mill, the method of theoretic cutting force analysis combined with the identification of the experimental coefficients of milling forces is used to develop the milling force model of a helical ball end mill.

给出了球头铣刀刃线几何模型，采用理论切削力分析与实验-系数识别相结合的方法，建立了新的螺旋刃球头铣刀的铣削力模型；建立了考虑刀杆柔性的球头铣刀铣削振动模型；考虑刀具动态变形和工件表面波纹对切削厚度的再生反馈，建立了球头刀铣削动力学模型，对动态铣削过程进行了仿真，证明离线仿真可以对铣削过程动特性做出准确的预测。

Having analysed the effects of side flow of chips and cutting edge interference on angle of chip flow ,a calculation equation, which is practical in a certain range,is bac up through experimentS and begion analysis.

在分析切屑横向流动及切削刃干涉对流屑角影响规律的基础上，通过试验并利用回归分析的方法，建立了在一定范围内实用的流屑角计算公式。

The top view micrographs show the cutting edge and the rake face of the tools.

俯视显微照片显示了刀具的切削刃和前刀面。

I am accused of being overreligious," she said in her quiet, frank manner,"but that does not prevent me thinking the children very cruel who obstinately commit such suicide.""

客人们在卡罗利娜·埃凯家里，举止就文雅一些，因为卡罗利娜的母亲治家很严厉。

Designed by French fashion house Herm è s, this elegant uniform was manufactured in our home, Hong Kong, and was the first without a hat.

由著名品牌 Herm è s 设计，这件高贵的制服是香港本土制造，是我们第一套不配帽子的制服。