硬质合金钻头

高速钻削PCB时硬质合金钻头磨损经历初期磨损、正常磨损和剧烈磨损三个阶段。

Carbide drill wear during high-speed PCB drilling has three stages , the initial wear , normal wear and severe wear .

高效率的钻削刀具&SE型整体硬质合金钻头

A high efficiency drilling tool & SE solid carbide drill

一般情况下对于中软地层，硬质合金钻头的使用寿命为20～30m。远小于PDC钻头。

Generally , for the stratum of median soft , the service life of the hard alloy bit is 20-30m , Smaller than PDC bit far .

一汽丰田（长春）发动机有限公司曲轴生产线采用硬质合金钻头并配合半干式加工（MQL）技术加工曲轴油孔。

FAW TOYOTA engine company crankshaft product line uses carbide tool and MQL technique to process crankshaft oil holes .

在偏斜钻进时选用硬质合金钻头。

During the deflected drilling , carbide bit was selected .

硬质合金钻头固齿工艺的研究

Study of Tooth Fixing Technique for Hard Alloy Bit

硬质合金钻头磨损机理主要有磨粒磨损、粘附磨损、挤压变形和微崩刃。

Carbide drill wear mechanism mainly includes abrasive wear , adhesive wear , chipping and micro-extrusion .

两种新结构硬质合金钻头

Two New Carbide Drill Designs

材料的抗弯强度为446MPa，可用硬质合金钻头轻易钻孔。

The hot_pressed body has a high fracture strength of 446 MPa and can be drilled easily using hard alloy drill tip .

可加工陶瓷ZrO2/CePO4钻削过程中，硬质合金钻头的磨损主要包括3种形态：主后刀面磨损、第一副后刀面磨损和横刃磨损。

During ZrO_2 / CePO_4 drilling processes , wear of carbide drill bit occurs in three regions , major flank , minor flank and chisel edge .

制备了ZrO2/CePO4可加工陶瓷材料，采用硬质合金钻头分别进行ZrO2/CePO4陶瓷和低碳钢的钻削试验。

The machinable ZrO 2 / CePO 4 composite ceramics was prepared . ZrO 2 / CePO 4 and mild carbon steel materials were machined with tungsten-cobalt carbide twist drills .

线形同轴耦合式微波等离子体CVD法硬质合金微型钻头金刚石涂层沉积

Diamond Coating Growth on Micro-drills by Using Linear-coaxially Coupled Microwave Plasma CVD Device

尝试利用线形微波等离子体CVD设备，在直径为0.5mm的小尺寸硬质合金微型钻头上进行了金刚石涂层的沉积，获得了质量良好的金刚石涂层。

High quality diamond films were also grown on a cemented carbide microdrill , 0.5 mm in diameter , to exemplify the technique .

硬质合金微型钻头激光自动测量系统的研究

Research on an automatic laser measurement system designed for tungsten alloy microdrills

硬质合金微型钻头金刚石涂层预处理工艺对其断裂强度的影响

Research on pretreatment process of diamond micro-drills

新型硬质合金麻花钻头的研制

Manufacture of New Carbide Twist Drills

分析了硬质合金微型钻头加工时的受力状态，根据钎焊硬质合金刀具的强度指标要求，研究了刀具焊接强度的检测方法。

The cutting loads of cemented carbide drilling tool in drilling PCB are analyzed , a method applied to testing the brazing strength of cemented carbide cutters is studied .

金刚石-硬质合金复合齿钻头在卵砾石地层中的应用

Application of diamond enhanced tungsten carbide composite button to gravel formation

硬质合金在牙轮钻头滑动轴承上的应用研究

Application of Tungsten Carbide to The Rock Bit Slide Bearing

硬质合金抛物线型钻头设计及应用

Design and Application of Carbide Drill With Parabolic Flute

虽然也有硬质合金刀尖的钻头，麻花钻一般用高速钢制成。

Twist drills are usually made of high-speed steel , although carbide-tipped drills are also available .

室内微钻试验表明，金刚石增强型硬质合金复合齿钻头钻进打滑地层时具有高时效的优点。

The micro-drilling test shows that diamond enhanced carbide tungsten composite button bit has high drilling efficiency in slipping formation .

主要阐述了热机钻头的工作原理及工作环境，论述了碳化硅（陶瓷）替代硬质合金作为热机钻头摩擦材料的可行性以及陶瓷热机钻头的应用效果。

The paper mainly describes the operating principle and work environment of thermal machine boring bits , and discusses the feasibility of silicon carbide ceramics , which is used as the friction-resistant material instead of carbide , and the application result of ceramic thermal machine boring bits .

硬质合金莫氏锥柄钻头

Carbide-tipped Morse taper shank drill

分别应用硬质合金和高速钢钻头对制备的可加工陶瓷ZrO2/CePO4进行钻削加工。

Fabricated machinable ceramics ZrO_2 / CePO_4 was drilled with tungsten-cobalt carbide and high-speed steel drill bits .

介绍了金刚石&硬质合金复合球齿钻头在内蒙古某地区铀矿床卵砾石层中的生产试验情况。

In drilling cobble and gravel formation , diamond enhanced tungsten carbide composite spherical crown button bits without strengthened gage achieve an average drilling rate of2 .

保径加强型金刚石&硬质合金复合球齿钻头的平均钻进效率为2.82m/h，钻头的平均寿命为10.18m/个；

Diamond enhanced tungsten carbide composite spherical crown button bits with strengthened gage achieve an average drilling rate of 2.82 m / h and an average service life of 10.18 m ;

介绍了针状硬质合金-金刚石复合型钻头的设计与制造工艺以及在孕镶针状硬质合金钻头基础上复合金刚石的研究方法。

The design and manufacture technique of drill bits with impregnated diamond and tungsten carbide bar are presented in this paper . The technique on the bit of impregnated and tungsten carbide bar with diamond composite is proposed .

通过对硬质合金的力学性能和摩擦学性质的分析，论证了硬质合金可以用于牙轮钻头滑动轴承摩擦表面，并提出了硬质合金脆性的解决方法。

With analysis of the mechanics and frictional properties , it is verified that tungsten carbide can be used as the frictional surface of the rock bit slide bearing , with the solution to the brittleness of the tungsten carbide put forward .