刃磨

At job site, the evidence to confirm life of sharpening is the higher of the blanking, punched hole or punched parts.

在现场，确定冲模刃磨寿命的依据是冲件冲孔与落料的毛刺高度。

In view of the difficulty in processing inside spherical zone ,the method of processing forming cutters is introduced and the cutter designing and the process planning are also explained.

针对内球带加工的难点，介绍了成形刀具加工方法，并就刀具设计、工艺安排、影响零件精度的主要因素、刀片的刃磨和调整进行了阐述。

Function relations between the twist drill design and the grinding parameters are derived.

并以尾隙角为补充参数，惟一地确定钻尖的刃磨参数。

This article introduced the 3D modeling method of twist drill in unigraphics according to the principle of taper section sharpening.

根据内圆锥面刃磨原理，介绍了在UG环境下麻花钻的三维建模方法，并利用草图与表达式功能实现麻花钻的参数建模，并且在三维模型基础上进行角度测量与翘尾现象分析。

If the ax is dull and its edge unsharpened, more strength is needed.

铁器钝了，若不将刃磨快，就必多费气力。

The structure, principle and application of a simple centring device used for the sharpening of hob cutters are described.

介绍了用于刃磨齿轮滚刀的简易对中装置的结构、原理及使用方法。

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。

Test results show that this method can preliminarily determine the grinding directions of diamond cutting tool, thus provide a new way for crystal orientation of diamond cutting tool.

试验结果表明该方法可以初步确定金刚石刀具的刃磨方向，进而为金刚石刀具晶体定向提供一种新的思路。

Basic structure and operation principle of the parallel grinder for helical drill point grinding is presented.

给出螺旋面钻尖刃磨机床的基本结构及其工作原理。

The paper discusses the principle of automatic loading and unloading system of CNC drill point grinder,and design an reliable PLC controlling system through analyzing the mechanism and the process of load-ing and unloading.

论述了数控钻尖磨床自动上下料机构的原理，通过对上下料机构及过程的分析，设计了一种合理可靠的自动上下料及刃磨的PLC控制系统。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。