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- Tool life between resharpening n. 一次重磨的刀具使用寿命。
- Therefore, the proper peck drilling condition for maximum tool life improvement is drilling with a constant OSFL of a tenth of the drill diameter when drilling AISI 1045. 因此,适当的派克钻井条件改善最大刀具寿命是钻井与不断OSFL的十分之一的 钻头直径钻孔倡议1045年的时候。
- PX chipbreaker showed two times longer tool life compared with Comp. D. PX断屑槽与其他公司涂层刀片D相比,寿命提高2倍。
- By the action of high roatry speed,excentric shaft connection intensifies the fatigue failure of drill tool. 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。
- The operation performance of PDC bits with screw drill tool appplied now in oilfield were analyzed comprehensively. 综合分析了目前使用的PDC钻头和螺杆钻具工作特性。
- The drilling tool should be measured precisely. 请准确丈量钻具。
- These two days we have been laying down drill tools. 这两天我们都在甩钻具。
- This paper analyses the influence of excentric shaft connection on force case of drill tool,and discusses the causes of drill tool failure. 文中分析了使用偏轴接头对钻具各部分受力情况的影响及导致钻具失效的原因。
- Two methods for determining the critical length of the drill tool section below the hydrodynamic propulsor are presented. 给出了确定井下液力推进器以下钻具临界长度的两种方法。
- The results show that vibration parameters have a great effect on the surface roughness and the tool life. 在精密车床上进行了金刚石刀具超声振动切削不锈钢零件的加工实验。
- The dial indicators are equipped with shockproof mechanism to ensure the relable accuracy and long tool life. 百分表具有防震机构,使用寿命长,精度可靠。
- At last,accor ding to the different design claims,enumerate method and iteration of steerable drill tool is designed,and give some design exemples in different conditions. 最后,根据不同的设计要求,提出了设计导向钻具的枚举法和迭代法,并给出了各种条件下的设计示例。
- Accordingly, the higher the vibrating frequency, the smaller the surface roughness, and the longer the tool life. 在一定条件下,振幅越小,加工表面粗糙度越大,刀具磨损越快;振动频率越高,加工表面粗糙度越小,刀具磨损越轻。
- In order to attain the goal,the rotary speed of bit must be increased.By the action of high roatry speed,excentric shaft connection intensifies the fatigue failure of drill tool. 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。
- The coating is now recognized as one of the key technologies to lengthen tool life. 目前涂层被认为是延长刀具寿命最重要的工艺方法之一。
- Get all the drilling tools unlashed. 解开所有钻具。
- PH chipbreaker extended the tool life by 1.5 times of the competitor's coated insert B. PH断屑槽与其他公司涂层刀片B相比,刀具寿命提高了1.;5倍。
- From realizing reconfigurebility over the machine tool life point of view, the design principles of RMT were presented. 为实现机床整个生命周期的可重构性,给出了可重构机床设计的基本原理。
- Excellent EP property to prolong tool life and enhance excellent surface finishing. 卓越的极压性,有效地保护刀具及提供极佳的工件光洁度。
- This paper analyses how the whipstocking screw drill tools easily trip in casing. 因此,结构弯角必然较大,这就提出了这种钻具在套管内能否顺利下入的问题。