查询词典 twist drill

This paper analyses that tip angle of drill bit influences on cutting capability and life of twist drill, when the material and shape of work piece is different.

分析了工件材料、形状不同时，钻尖顶角的大小对麻花钻切削性能及寿命的影响，介绍了麻花钻的钻尖顶角的选择。

This article introduces an easy way of deep machining and puts forward taking use of normal machine tool,simplifying craft installment,improving twist drill and connection types of drill stem by analyzing many influent factors on deep machining,which include discharging scrap,wear and tear,radiating and orientation.

本文介绍了一种简便的深孔加工方法，通过对深孔加工中排屑、磨损、散热和导向等诸多因素的分析，提出了利用普通机床，简易工装，改进麻花钻及钻杆的连接形式，在实践使用中取得了较好的效果。

Mathematical model for hyperboloid grinding of twist drill and relationships between drill design and grinding parameters are introduced.

介绍了以回转双曲面作为麻花钻后刀面的数学模型，设计参数与刃磨参数的关系。

Twist drill flute is an important part of the drill bit.

麻花钻螺旋槽是钻头的重要组成部分。

The twist drill is the most common type of metal working drill .

麻花钻是最普通的金属加工钻头。（不译最普通类型的金属加工钻

The geometry in the web of a twist drill is the key factor determining the cutting performances of the drill.

麻花钻钻心部分的几何参数，是决定钻头切削性能的关健因素。

A twist drill is designed to drill a hole which has a particular size.

麻花钻用来钻削具有一定尺寸的孔。

Qun drill or multifacet drill is an advanced drill type, which was invented in China in 1953 from the modification of the conventional twist drill.

群钻是五十年代发明的一种先进钻型，其寿命比普通麻花钻提高2～5倍，轴向力减小30～50％，拒矩减小10～30％。

Danyang Century Mingrui Tools CO., Ltd mainly specializes in the production of various tooling products, such as tct saw blade, diamond saw blade, hss twist drill bits, hole saw, wood flat drill bits, masonry drill bits, wood auger bits and hammer drill bits etc.

丹阳市世纪明瑞工具有限公司主要从事生产各种模具产品，如TCL通讯锯片，金刚石锯片，高速钢麻花钻钻头，开孔器，木材单位钻头，石工钻头，螺旋钻头和木锤钻头等

HSS twist drill, woodworking drill, masonry drill, tap, diamond disc, power tools and BI-metal hole saw.

3A17 各种高速钢麻花钻，木工钻，建工钻，丝锥，锯片，电动工具，双金属孔锯。

Next time I see you,I shall give you a black eye.

下次我看见你，我会打你一顿。

In this paper,design scheme of classification system of wood surface color is established.

提出了木质板材颜色分类的系统设计方案。