钻头转速对钻头扭矩几乎无影响。
SRT采用创新性技术,通过控制泥浆流速来调节钻头转速。
The SRT USES an innovative technique to control bit speed through modulated mud flow.
手动钻孔的钻头转速慢,无温升,可以避免烧糊人体组织的情况发生。
The drill head for manually drilling has slow rotary speed and does not have temperature increase so that the occurrence of condition such as body tissues burn is avoided.
钻头转速可调,钻孔效率高,孔位准确,适用于建筑玻璃与家具玻璃的加工。
The drilling head rotational speed can adjust, the drill hole efficiency is very high, the hole position is accurate, and it is suitable for the construction glass and the furniture glass processing.
牙轮钻头目前的发展趋势是实现高速化,随着钻头转速的不断提高,在恶劣环境下工作的普通轴承密封这一环节的薄弱性将显得越来越突出。
The recent development trend of cone bits is to realize their high speed. Faster the speed of bit is, the more weak of common bearing seals worked under the rough environment is.
本文介绍了一套测试装置,用以测试钻头在大钻压下任意转速的牙齿受力。
This paper has introduced a set of test device to examine the loads on teeth of the bit at different rotary speed and under high bit-weight.
螺杆钻具的高转速可以为PD C钻头提高切削速度提供井下动力保障。
High rotate speeds of dynamical drilling tools can improve PDC bit's cutting rates, and also can provide downhole motives.
在研究钴进过程的最佳化生产条件中,由于钻探成本的开支不是唯一的一项钻头费用,所以就有必要对最低钻探成本的最高钻头切割岩石的旋转速度进行探讨。
Because the drilling cost is not the sole cost of bit, it is necessary to discuss here the highest rotation speed of bit in cutting rock at the lowest drilling cost.
通过分析涡轮及孕镶金钢石钻头的主要性能,提出采用高转速涡轮+自锐孕镶金钢石钻头配套技术来解决川西深井钻井所面临的问题。
The necessary technology, which combines the high rotary speed turbine with the diamond impregnated bit, is put forward to solve the deep drilling problems encountered in West Sichuan.
夹头上有转速传感器,钻孔中,卡钻头时可退出钻头。
On the chuck there is a speed sensor. In drilling when the bit is blocked the bit can be retreated.
为了达到较好的防斜目的,必须增大钻进时钻头的转速,在高转速的作用下,偏轴接头加剧了钻具先期疲劳失效。
By the action of high roatry speed, excentric shaft connection intensifies the fatigue failure of drill tool.
本文指出如何减少牙轮转速的差别及对牙轮钻头合金齿提出具体要求。
In this paper, some Suggestions of how to minimize the difference of rotation speeds and the requirements for the c...
该模型包括了钻头以及钻削操作的重要特性,即钻头的截面几何特征、螺旋角、转速和钻削过程中产生的切削力。
The model includes of important characteristics of drill bit and drilling operation, i. e. sectional geometrical property of drill, spiral Angle, speed and cutting force created during drilling.
本文指出如何减少牙轮转速的差别及对牙轮钻头合金齿提出具体要求。
In this paper, some Suggestions of how to minimize the difference of rotation speeds and the requirements for...
本文指出如何减少牙轮转速的差别及对牙轮钻头合金齿提出具体要求。
In this paper, some Suggestions of how to minimize the difference of rotation speeds and th...
发现一个牙轮钻头中的三个牙轮回转速度不相同。而不同类型牙轮钻头的牙轮转速也不相同。
It was found that the rotation speeds of 3 cones in one rotary bit are different, and the speeds of rotation are also different for different types of rock bits.
发现一个牙轮钻头中的三个牙轮回转速度不相同。而不同类型牙轮钻头的牙轮转速也不相同。
It was found that the rotation speeds of 3 cones in one rotary bit are different, and the speeds of rotation are also different for different types of rock bits.
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