The main spindle is driven by a variable frequency controlled AC motor.
主轴是由变频控制交流电机驱动。
Average type beam drill is composed of base, inside and outside column, rocker arm, main spindle box and job.
普通型摇臂钻床由底座、内外立柱、摇臂、主轴箱及工作组成。
Main spindle device, composite processing machine with the main spindle device, and method of assembling main spindle device.
主轴装置，包括该主轴装置的加工中心，以及装配该主轴装置的方法。
It is one of the key technologies of refitting ultra-high speed grinder to select the radial and axial gap of the main spindle.
试验证明合理的选择主轴径向间隙和轴向间隙是改装超高速磨床的关键技术之一。
The main spindle of the dividing head drives the workpiece by means of a 3-jaw universal chuck or a dog and live centre similar to a lathe.
分度头的主要纺锤通过3下颌普遍牛颈肉或一个狗和活中心驾驶制件相似与车床。
High machining precision and low surface roughness may improve the main spindle rotating precision and decrease the wear of the main spindle.
提高主轴的加工精度和降低表面粗糙度，可提高主轴的旋转精度和减少主轴的磨损。
A new mechanical model of the vibration between the workpiece and the main spindle caused by the grinding wheel unbalance is proposed in this paper.
建立了一种新的由砂轮不平衡量引起工件及砂轮主轴系统振动的力学模型。
A new model of vibration mechanics concerning the vibration of the workplace and the main spindle caused by the grinding wheel unbalance is proposed.
本文建立了一种新的由砂轮不平衡量引起工件及砂轮主轴系统振动的力学模型。
The main spindle system is a key part on the machine tools. The quality of thermal behavior influences the machining accuracy of machine tools directly.
机床主轴系统是机床的核心部件，其热特性的好坏，直接影响机床的加工精度；
This article analyses the influence of the support of oil film vibration damping of the main spindle on cutting degree of roughness through cutting test.
本文通过粗糙度切削试验，分析讨论了车床主轴油膜减振支承对其加工粗糙度的影响。
In the mechanical structure of the spindle box is the main drive designed to be given under the conditions of the main spindle speed drive system design.
在机械结构中主要是主轴箱的传动设计，能够根据以给定的条件主轴转速来设计主传动系统。
This paper studies concept, calculation and gauge design concerned with coaxality of main spindle hole and camshaft hole and points out some common errors.
对柴油机主轴孔、凸轮轴孔同轴度的有关概念、计算方法、量规设计理论进行探讨，指出通常一些做法的错误。
Through alter the method on scraping contact surface between main spindle head and lathe frame, we may increase contact point and improve the contact rigidity.
通过改进普通车床主轴箱与床身接触面的刮削方法增加接触点，从而提高接触刚度。
BP neural networks model of the main spindle system of the grinder is built and the structure model updating and optimization calculation are carried through based on the method.
基于此法建立了磨床主轴系统的BP神经网络模型并进行了结构修正与优化计算。
This paper analyzes the offcenter error of installing reference ball as testing lathe main spindle rotation errors in Ningxia Institute of Technology and puts forward the way of eliminating errors.
本文对宁夏工学院测试车床主轴回转误差运动时基准球安装偏心引起的误差进行了分析，并提出了剔除该误差的方法。
The calculated results of rolling bearing stiffness indicate that larger preloading and constant pressure preloading for the rolling bearings of the spindle can improve the stiffness of main spindle.
另外，计算分析了滚动轴承的刚度，认为一定预紧力与定压预紧方式有益于提高主轴刚度。
This paper analyzes the modal of Y7125 gear grinder spindle, gets out the main four stages of spindle vibration frequency and deals with the data.
基于有限元方法，对Y7125型磨齿机的砂轮主轴进行模态分析，得出了四阶主振动频率，并对数据进行了处理。
The Thermal Properties of Spindle Assembly and Headstock is one of the main elements that influence machining precision.
机床主轴部件和主轴箱的热特性是影响机床精度的主要因素之一。
Thermal deformation is the main factor that influence the machining accuracy of the high-speed spindle.
主轴单元的热变形是高速加工中影响精度的主要因素。
The model is parameterized using APDL in ANSYS, the optimum structure of the spindle is designed, and the main structure parameters of the spindle are obtained.
在ANSYS中利用APDL语言实现主轴有限元模型的参数化，并对主轴的结构进行优化设计，求出了主轴优化后的主要结构参数。
And the main influencing factors are two, 1, the transmission shaft and the balance machine connection way. 2, balancing machine spindle processing accuracy.
而主要影响因素有两项，1、传动轴与平衡机的联接方式。2、平衡机主轴加工精度。
A proximity switch is mounted to the main gear, detecting an actuator on one spindle.
一个接近开关被装到主要的齿轮，发现在一件纱锭上的一个主动器。
Spindle is a main part that provides twisting and winding in ring spinning frame. Its dynamic character directly influences quality of yarn, energy consumption of mills and operator's health.
在纺纱机械中，锭子是加捻卷绕的主要部件，它的动态性能直接影响到所纺纱线的质量、纺织厂的能量消耗以及操作人员的身心健康。
The main structure of high speed low noise double elasticity bearing spindle is introduced in this paper, and analysis the principle of high speed and low noise of the spindle too.
本文介绍一种新型高速低噪声双弹性支承纺纱锭子的结构要点，分析了该锭子实现高速低噪声的原理。
Then, the effects of the main process parameters, such as feed rate and spindle speed are also explicated, and the influence laws are obtained.
研究旋轮轴向进给比、主轴转速等工艺参数对旋压件成形质量的影响规律。
It is found that the damping properties of the work-spindle system are largely affected by the type of main bearing and the mounting method of the pulley.
实验的测试结果表明工件-主轴系统的阻尼特性很大程度上受轴承结构型式及带轮安装方式的影响。
It is found that the damping properties of the work-spindle system are largely affected by the type of main bearing and the mounting method of the pulley.
实验的测试结果表明工件-主轴系统的阻尼特性很大程度上受轴承结构型式及带轮安装方式的影响。
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