双三角钻臂属于直接定位钻臂，在工作区间可将钎头直接移位到目标位置。
Double triangle boom is a kind of directly positioning mechanism, it can remove the drill rod to a target position directly in its operating range.
割刀与定位钻之间的距离可调，且定位钻钻尖比割刀刀尖向前略伸出一段距离。
The distance between the cutter and the drill is adjustable and the point of drill is located a distance before the point of the cutter.
推导了三种钻模定位误差的通用计算公式和微分近似计算公式，提出了在不同定位误差要求下三种定位钻模适用的加工场合。
The general calculation formulas and differential approximate calculation ones are deduced, and the different machining occasions applying those jigs in condition of different demand o…
因此在一个操作中，如钻或冲孔操作先定位在加工。
Thus in an operation such as drilling or punching, the positioning and cutting take place sequentially.
在掘进工作面上实现凿岩台车钻臂的准确定位是提高凿岩爆破效果的重要环节。
The implementation of accurate boom location of drilling Jumbo at the driving place is a key link to improve the drilling-blasting effects.
为了防止干涉、实现直接和精确定位，需要控制钻臂严格按规划轨迹移位。
In order to avoid interference and realize direct and accurate positioning, it is necessary to control the boom to along a planed track precisely.
钻具组合上有扶正器可使套管鞋反向定位以减少套管内钻具组合的侧向移动。
A stabilizer on the BHA positioned opposite the casing shoe reduces lateral motion of the assembly inside the casing.
通过对轴承钻油孔夹具结构的改进，使钻油孔夹具内径与外径定位兼备，扩大使用范围，降低制造成本。
The fixture used for oil hole drilling has both ID and od location by improving the structure of the fixture, so as to expand application scope and reduce production cost.
就凿岩钻臂的自动定位系统进行了研究。
This article studies the auto_position system of rock drilling arm.
这种转向系统主要由圆筒式壳体、定位器、螺旋转套、斜向器和造斜组合钻具等组成。
The new whipstock system is mainly comprised of cylindrical case, localizer, spiral rotating sleeve, whipstock and deflecting tools.
在开口钻内设有一通孔，通孔内设有与其相配合的定位克氏针。
The utility model is characterized in that an open drill is provided with a through hole in which an engaged positioning Kirschner pin is arranged.
分析了微小孔钻头轴向振动入钻时特殊的动力学行为及其对入钻定位误差的修正作用。
This paper analyses the special dynamic behavior of entering drilling of micro drill with vibration in the direction of axis and its correction function to location error of entering drilling.
应用压电陶瓷振动台振动钻削装置，采用变进给量振动钻削法加工微小孔，并用工具显微镜对入钻定位误差和出口毛刺进行测量。
By applying apparatus for piezoelectric ceramic vibration drilling, the method of varying feed rates in vibration drilling is used to drill the micro-hole.
经计算机定位系统和内镜指导，外科医生在鼻子的后方的骨头上钻几个小孔并穿过硬脊膜。
Guided by a computerized mapping system and an endoscope, surgeons drill small holes in a bone at the back of the nose and through the dura.
钻套(1)、定位套(4)和定位器(3)的轴线相互重合。
The axes of the drill set (1), the positioning set (4) and the positioning device (3) is in mutual coincidence.
一种带定位器的骨科导钻，用来引导骨钻钻孔方向。
A kind of orthopedics guide drill with a positioning device is used to guide the direction of the bone drill in drilling.
其目的在于提供一种锯、钻定位准确，使用方便，可减少病人损伤的便携式手术用切削工具。
The tool's objective is to provide a portable surgery cutting tool, which can locate sawing and drilling accurately, and is easy to be operated, reducing the damage to the patient.
本钻夹具结构紧 凑、钻孔定位精确、操作简便。
The drilling fixture has the advantages of compact structure, precise drill positioning, and simple and convenient operation.
本钻夹具结构紧 凑、钻孔定位精确、操作简便。
The drilling fixture has the advantages of compact structure, precise drill positioning, and simple and convenient operation.
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