分析了被加工材料和攻丝中的难点。
The material to be machined and the difficult points in threading are analyzed.
沉头内六角攻丝螺钉。
固定消失的攻丝问题。
研究了振动攻丝动态攻丝扭矩与丝锥磨损的关系；
The relationship between the dynamic tapping torque and the tap wear is studied through the experiments.
在不改变台钻钻孔功能的同时，增加了攻丝的功能。
With this improvement, it can add the function of screw tapping to the general drill-press by not changing its function of drilling.
攻丝是切削加工中广泛使用的一种内螺纹加工方法。
理论上同意，操作者可以在致密刀柄上使用攻丝螺纹。
This theoretical agreement leads with the user to the acceptance that thread taps can be used in rigid tool holder without problems.
钻模这个术语只用在服务于钻孔、铰孔或攻丝的装置上。
The term jig should be used only for devices employed while drilling, reaming, or tapping holes.
阀体应该钻孔和攻丝用于在顶部和底部外壳的压力连接。
Valve body shall be drilled and tapped for a pressure connection on top and bottom of the housing.
攻丝是在一个孔中车出螺纹，以便装上有帽螺钉或螺栓。
Tapping is the process of cutting a thread inside a hole so that a cap screw or bolt may be threaded into it.
他们认为：降低攻丝扭矩和轴向力的最佳频率因条件而异。
They think: reduce tapping torque and axial force of the best frequency because the terms vary.
可一次装夹可以完成钻孔、铣削、倒角、刚性攻丝等加工工序。
A clamping can be completed drilling, milling, chamfering, rigid tapping and other processing processes.
钻模是一种确保在工件正确位置进行钻孔、攻丝或铰孔加工的装置。
A drill jig is a device for ensuring that a hole to be drilled, tapped, or reamed in a workpiece will be machined in the proper place.
钻模是一种确保在工件正确位置进行钻孔、攻丝或铰孔加工的装置。
A drill jig is a device for ensuring that a hole to be drilled, tapped, or reamed in a workpiece will.
这里主要阐述了钛合金在小直径攻丝中所遇到的问题及相应的解决方法。
In this paper, problems in the process of tapping are stated and the methods are also proposed.
攻丝扭矩模拟评定试验方法为真正的切削试验，与切削加工的相关性较强。
The tapping torque test is a real cutting test, it has a good relativity with cutting process.
导电件螺纹孔采用无切削攻丝新工艺，解决了已往导电件螺纹容易滑牙的缺陷。
Conductive thread of a hole without cutting tapping new technology to solve the past conductive thread easily slip teeth of the defects.
结果表明，攻丝扭矩随净切削时间比的增加而增大，且对攻丝扭矩的影响最显著。
The analysis indicates that tapping torque increases as net cutting time ratio increases, where net cutting time ratio influences the tapping torque more significantly.
基于神经网络方法，建立钛合金振动攻丝中工艺参数对攻丝扭矩影响的网络模型。
The model of artificial neural network was established, which express the intricate relation of processing parameters and tapping torque in vibration tapping in titanium alloy.
针对拖拉机轮毂的攻丝工艺的要求，设计了组合攻丝机床的电气与液压控制部分。
Aiming at the technological requirements of tractor wheel hub threading, the electrical and hydraulic control parts for tapping unit combination machine tool were designed.
结果表明，该方法能够准确、有效地估计出振动攻丝扭信号，获得清晰的特征谱线。
Research result showed that the vibration-tapping torque signal could be estimated accurately and validly by this strategy and the clear feature spectrum line was obtained too.
设计专用攻丝夹具在数控车床上的使用，解决数控车床攻丝时丝锥折断的问题及应用。
Designed a special tapping clamp using in NC lathe, solved the problem of tap break when tapping in NC lathe.
应用：常规机械、镗床、铣床、攻丝机、特殊产品转移机械、钻孔和冲孔机、加工中心。
Applications: Conventional machines, boring machines, milling machines, tapping machines, special production transfer machines, drilling and punching machines, machining centers.
微型计算机控制系统控制脉冲序列的发送，实现振动攻丝中转速、振幅和频率的无级调整。
Micro-computer control system controls the sending of pulse series and realises the change of speed, amplitude and frequency in vibratory tapping.
前言：钢质曲轴螺孔攻丝加工中经常出现螺纹烂牙、中径扩大等问题，且刀具寿命较短。
During tapping in steel crankshafts, the most commonly encountered problems are "mess tooth" and oversize thread, additionally the tap life is very low.
前苏联在攻丝方面主要研究的是高频攻丝，研制有专用轴向超声攻丝机床和相应的超声头。
Tapping in the former Soviet Union is the major research high-frequency tapping, tapping developed a dedicated ultrasound machine and the corresponding axial ultrasonic head.
前苏联在攻丝方面主要研究的是高频攻丝，研制有专用轴向超声攻丝机床和相应的超声头。
Tapping in the former Soviet Union is the major research high-frequency tapping, tapping developed a dedicated ultrasound machine and the corresponding axial ultrasonic head.
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