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- Tool life between resharpening n. 一次重磨的刀具使用壽命。
- 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，適當的派克鉆井條件改善最大刀具壽命是鉆井與不斷OSFL的十分之一的 鉆頭直徑鉆孔倡議1045年的時(shí)候。
- PX chipbreaker showed two times longer tool life compared with Comp. D. PX斷屑槽與其他公司涂層刀片D相比，壽命提高2倍。
- By the action of high roatry speed,excentric shaft connection intensifies the fatigue failure of drill tool. 為了達到較好的防斜目的,必須增大鉆進(jìn)時(shí)鉆頭的轉速,在高轉速的作用下,偏軸接頭加劇了鉆具先期疲勞失效。
- The operation performance of PDC bits with screw drill tool appplied now in oilfield were analyzed comprehensively. 綜合分析了目前使用的PDC鉆頭和螺桿鉆具工作特性。
- The drilling tool should be measured precisely. 請準確丈量鉆具。
- These two days we have been laying down drill tools. 這兩天我們都在甩鉆具。
- This paper analyses the influence of excentric shaft connection on force case of drill tool,and discusses the causes of drill tool failure. 文中分析了使用偏軸接頭對鉆具各部分受力情況的影響及導致鉆具失效的原因。
- Two methods for determining the critical length of the drill tool section below the hydrodynamic propulsor are presented. 給出了確定井下液力推進(jìn)器以下鉆具臨界長(cháng)度的兩種方法。
- The results show that vibration parameters have a great effect on the surface roughness and the tool life. 在精密車(chē)床上進(jìn)行了金剛石刀具超聲振動(dòng)切削不銹鋼零件的加工實(shí)驗。
- The dial indicators are equipped with shockproof mechanism to ensure the relable accuracy and long tool life. 百分表具有防震機構，使用壽命長(cháng)，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,根據不同的設計要求,提出了設計導向鉆具的枚舉法和迭代法,并給出了各種條件下的設計示例。
- Accordingly, the higher the vibrating frequency, the smaller the surface roughness, and the longer the tool life. 在一定條件下，振幅越小，加工表面粗糙度越大，刀具磨損越快；振動(dòng)頻率越高，加工表面粗糙度越小，刀具磨損越輕。
- 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. 為了達到較好的防斜目的,必須增大鉆進(jìn)時(shí)鉆頭的轉速,在高轉速的作用下,偏軸接頭加劇了鉆具先期疲勞失效。
- The coating is now recognized as one of the key technologies to lengthen tool life. 目前涂層被認為是延長(cháng)刀具壽命最重要的工藝方法之一。
- Get all the drilling tools unlashed. 解開(kāi)所有鉆具。
- PH chipbreaker extended the tool life by 1.5 times of the competitor's coated insert B. PH斷屑槽與其他公司涂層刀片B相比，刀具壽命提高了1.;5倍。
- From realizing reconfigurebility over the machine tool life point of view, the design principles of RMT were presented. 為實(shí)現機床整個(gè)生命周期的可重構性,給出了可重構機床設計的基本原理。
- Excellent EP property to prolong tool life and enhance excellent surface finishing. 卓越的極壓性，有效地保護刀具及提供極佳的工件光潔度。
- This paper analyses how the whipstocking screw drill tools easily trip in casing. 因此，結構彎角必然較大，這就提出了這種鉆具在套管內能否順利下入的問(wèn)題。
