动力头

顶部驱动液压动力头

Top-drive hydraulic power head

采用双速、双液压马达驱动的多功能动力头，提高了钻机的适应能力；

The multi-function power head driven by two-speed double hydraulic motors is adopted to improve the adaptability of the rig .

H钢三维数控钻孔机床的液压进给动力头设计

The Design of Hydraulic Feed Head For 3D NC Drilling Machine of H-Steel

液压滑套式动力头用多轴箱特点及共CAD系统

The characteristics of multispindle case for Hydraulic moving sleeve Type Power Head and Its CAD system

按照动力头的工作循环要求我们将用PLC来实现它的工作行程。

Working stroke will be achieved by PLC according to dynamic head 's circulate work requirment .

其他由液压拖动部分和左右动力头的控制则由PLC控制。

Pull by hydraulic pressure some and about power control of hair control by PLC while being other .

以筒型直线-旋转混合型异步电机钻动力头和组合刀具的应用实例，说明了直线电机在CNC组合机床上的应用前景。

It explains vista on straight line motor be applied to CNC combination machine tool and traditional machining way supply thinking to manufacture NC machine tool .

G-3工程钻机动力头双通道反循环主轴改装实践

The practice & improvement of unit head dual channel reverse circulation main shaft about G-3 Engineering driller

GY-15型全液压动力头工程钻机的研制

Development of engineering driller of GY-15 type with full-hydraulic dynamic head

管棚支护台车钻机动力头的动态特性仿真研究

Dynamic Characteristic Simulation Study on Drill Power Pack of Forepoling Rig

液压土锚钻机动力头优化设计

Optimal design of driving head of hydraulic drill for underground anchorage

动力头转速为无线调速，扭矩大，造斜、变向方便。

Speed fluid drive top-head , large-torque , easily directional drilling .

新型钻机动力头的研制

The Development of Power Pack on a New Type of Drill Rig

根据上述技术指标，文中进行了24工位小动力头机床的结构参数设计。

Structure parameters of the24 multi-station small power unit machine are designed .

地锚车动力头输出扭矩计算

Driving Torque Calculation of the Power Unit of Mobile Ground Anchor Vehicle

全液压车载钻机动力头优化设计研究

Research on Optimization Design for Power Unit of Full-Driller

电、气动自动进给钻削动力头的研制

Development of electrical-pneumatic automatic feed drilling head

棘爪式连续自动工作机床金属加工机床，多功能型，电动式，单工位，装有两个或多个移动动力头

Multifunction metalworking machine tool , hydraulic single station with two or more moving unit heads

3000型动力头钻机的恒加减压自动钻进

Automatic drilling with constant plus / minus pressure of power driving unit for drilling machine 3000

新型钻机动力头的研制动力头式钻机导轨设计

The Development of Power Pack on a New Type of Drill Rig GUISE DESIGNING OF DYNAMIC HEAD

自动将工件送向不同的动力头（多工位组合机床）。

By the automatic transfer of the workpiece to different unit heads ( multi-station transfer machines ) .

使用螺旋钻头钻孔时，提钻过程动力头要低速反转。

All the conditions of using interlocking Kelly bar , they must reverse in low speed to lift drill .

动力头是机器制造工业自动化的重要基础部件。

The motivating heads of modular machine tool are the important foundational parts with automation for machine building industry .

南昌赣南机械制造有限公司，是一家生产多速铣削动力头的专业厂家。

Nanchang Gannan Machinery Manufacturing Co. , Ltd. , is a manufacturer of multi-speed milling head of the professional manufacturers .

钻柱将其扭转振动传至钻机动力头，引起动力头齿轮传动系统的非线性振动。

The BHA transmits its torsional vibration to the gear system of drill power pack and brings about nonlinear vibration .

重点对专用的滑套式液压动力头的结构设计予以阐述。

And it gives the emphasizing analysis on the design of the hydraulic-pressure power unit in the style of sliding sleeve .

在动力头中，刀具轴是最重要的部件之一，所以对其进行重点分析。

In the equipment , the tool spindle is one of most important parts , so which is emphasized to be analysed .

为了保证钻机的正常使用，动力头中齿轮的稳定性就显得尤为重要。

In order to ensure the normal use of the rig , the stability of the gear in the power head is particularly important .

在拧卸钻杆时为了保护动力头钻杆接头，防止其磨损，通常的做法是在该接头处联接一个保护接头。

A protecting joint is added at power head rod joint in order to prevent power head rod joint abrasion when rod is screwed or unscrewed .

因此，动力头中的齿轮在钻孔时受到了相对较大的啮合力，容易产生变形损坏。

Therefore , the gear in the power head has a large engagement force in the drilling process so that it is prone to be damaged .