According to the resonance of mechanical machining,the relationship between the spindle speed of lathe and the surface quality of the workpieces was studied on turning a long and thin axis on the lathe.
从机械加工中共振的角度出发,研究细长轴车削加工时车床主轴转速与工件表面质量的关系;并以CA6140车床为例,讨论刚性主轴的临界转速,提出细长轴车削加工时车床主轴的最佳转速范围,避开共振区,从而提高工件的加工精度,保证工件的表面质量。
The calculating formulas about the limitedcutting width blim versus the spindle speed forregenerative chatter system are derived.
本文推导了再生型切削颤振系统极限切削宽度随机床主轴转速变化的理论计算公式,提出了机床切削系统稳定性极限预测方法,并就试验系统的切削稳定性极限进行了预测,实测结果表明,试验结果与预测结果基本相符。
The limit cutting depth of the machining system with optimal controlling spindle speed is studied by experiments.
对优控主轴转速系统的极限切削深度进行了试验考证。
Owing to that the main shaft speed and the beating speed of reed can not attain the normal values at setting - on, the warp tension and the beating force of the reed can neither reach the normal level.
织机开关车时由于主轴转速、钢筘打纬速度达不到正常数值,使经纱张力及钢筘打纬力达不到一定的正常数值,以致打纬过程中经纬纱线相对滑移量比织机正常运转时的数值小、共同移动量比正常运转时的数值大,所形成的织物达不到正常的纬密,在织物上产生横档疵点。
The influence of main technique parameters in the forming process is researched, such as percentage reduction, feed rate and main shaft speed.
铝合金轮毂旋压技术是近几年才发展起来的车轮成形新工艺方法,运用刚塑性有限元软件DEFORM 3D对铝合金轮毂旋压成形过程进行数值模拟,考察了不同减薄率、进给率和主轴转速等主要工艺参数对成形过程的影响规律,通过综合分析数值模拟计算的结果,得出一组较合理的工艺参数,用试验验证了分析结果,可以为旋压铝合金轮毂的实际生产提供理论指导。
This design is rebuilding it,with the core of 8031 single chip computer,controlling its oil injection count and the drive shaft rotation speed.
现对其进行技术改造,以8031单片机为核心,对喷油泵试验台的喷油计数和主轴转速进行控制。
d range of spindle speeds
主轴转速级数和范围
H~∞ robust control for principal axis speed of variable vector propeller of submersible vehicle
潜器全方位推进器主轴转速H~∞鲁棒控制
Design a robust H_∞ controller for principal axis speed of variable vector propeller
潜器全方位推进器主轴转速鲁棒H_∞控制器设计
capstan tachogenerator signal
主导轴转速传感信号
Modeling and Simulation of Tilting Principal Axis Five-axis High-speed Milling Machine
主轴可转位五轴高速铣床的建模与动态仿真
"Rotary motion of the transmission main shaft carries through the propeller shaft to the differential, causing the rear wheels to rotate."
变速器主轴的旋转运动通过传动轴传递到差速器上,使后车轮转动。
rotating rapidly about an axis.
围绕一个主轴急速旋转的。
Monitor and Control for Revolution Speed of Spindle Motor Based on PMC Windows Function
基于PMC窗口功能的主轴电机转速监控
Analysis on Spindle Rotor Critical Speed Based on Transfer Matrix Method
基于传递矩阵法主轴转子临界转速分析
"The overdrive is a mechanism interposed between the transmission and propeller shaft to permit the propeller shaft to turn faster than, or overdrive, the transmission main shaft."
超速档是装在变速箱和传动轴之间的一套机械装置,使传动轴比变速器主轴转的更快。
Research on Optimize Design of Main Axle of High Rotational Speed and High Precision Machine Tool;
高转速高精度机床主轴优化设计的研究
This bearing limit rotational speed is low, (therefore mainly applies on the mill calls rolling mill bearing).
该轴承极限转速较低，主要应用于轧钢机上（故称轧机轴承）。
Study on Dynamic Characteristics of Ball Bearing-Rotor System in Ultra High Speed Spindles;
超高速电主轴球轴承—转子系统动力学性能的研究
Spindle feeds and speeds are controlled by selector levers which engage the proper gears in the drill head.
主轴的进能量和转速是通过选速杆使主轴箱中的适当齿轮相啮合而控制的。
The fastest rotated speed of principal axis motor of optical disc driver has reached about 12000rpm nowadays.
现今光盘驱动器主轴马达的最高转速约为每分钟12000转。
Gyroscope: A mechanical gyroscope consists of a rapidly spinning wheel set in a framework that permits it to tilt freely in any direction or to rotate about any axis.
陀螺仪:主要组成部分是安装在框架内能绕任意轴高速旋转的转子。
For a rigid body rotating about a principal axis, the angular acceleration is related to torque by T =Ia.
对于绕主轴转动的刚体来说，角加速度与转矩的关系是T＝Ia。
This second shaft is known as the cam shaft, and drives the picking and on the cam shaft.
这第二根轴的转速为主轴的1/2,被称之为凸轮轴,它驱动投梭机构和开口机构。
