搜索结果: 1-10 共查到“工学 Spindle”相关记录10条 . 查询时间(0.03 秒)
Dynamics Analysis of a Parallel Mill-turn Tool Spindle Head Driven by Dual-Linear Motors Using Extended
NC machine tools dynamics modeling transfer matrix method (TMM)
2011/8/4
The hybrid dynamics of multi-rigid-body and multi-flexible-body system becomes the mainstream of multi-body dynamics. Currently there lacks a compact approach to model the hybrid dynamics, especially ...
Thermal Model of High-Speed Spindle Units
Thermal Model High-Speed Spindle Unit Rolling Bearing
2013/1/29
For the purpose to facilitate development of high-speed Spindle Units (SUs) running on rolling bearings, we have developed a beam element model, algorithms, and software for computer analysis of therm...
THE VEINING STRUCTURE METHOD, THE FINITE ELEMENT METHOD IN THERMAL DEFORMATION DETERMINATION FOR THE MAIN SPINDLE AT NUMERICHAL CONTROL LATHES
finite element thermal deformation main spindle
2009/10/13
In the determination of the process accuracy on CNC lathe it is very important to know the thermal deformations. This article presents a new solution to obtain the thermal deformations at the principa...
两级先导式电磁阀主阀芯动力学分析（Dynamic Analysis of a Spindle of Pilot-operated Solenoid Valve）
动力系统 电磁阀 动力学模型
2009/5/22
对动力系统用两级先导式电磁阀进行了动力学分析。建立了基于电磁阀阀芯振动与流体流动相耦合的系统动力学模型。模型充分考虑了阀芯自激振动，阀内各腔以及阀前后管路内压力变化。分析了不同工作条件下阀芯的稳定性，研究了工作压力、工作流量对电磁阀动力学特性的影响。
Analyzing the Path and the Tension of a Yarn under a False-twist Process Using a Doubly Stacked Multi-disk Spindle
Textured yarn Doubly stacked multi-disk spindle Friction twisting
2009/4/21
The path followed by and the tension generated along a yarn under a false-twist process using an enlarged model unit of a doubly stacked multi-disk spindle are measured and analyzed on the basis of a...
Project of instrumentation of cyclic multiple-spindle driller aimed at improving its machining efficiency
multiple-spindle drilling machine instrumentation effectiveness
2009/2/25
The basic element of each multiple-spindle driller is its working unit also called drilling head. The use of multi-spindle drill heads enables simultaneous drilling of holes arranged in rows, which ...
Assesing the Wear of the Spindle Neck Coating Made of the Alloy ALCu4Mg1 of Ring Spinning Spindles with a Colapsed Balloon Crown
ring spinning frame anti-baloon spindle spindle crown operation wear.
2009/2/18
This paper presents the results of observation and measurements of the wear of a spindle-neck coating made of the aluminium alloy AlCu4Mg1 of an anti-balloon crown of a PG-7A
ring-spinning frame. Eva...
Effect of Spindle Diameter and Spindle Working Period on the Properties of 100% Viscose MVS Yarns
MVS yarn spindle wear viscose yarn spindle diameter
2009/2/18
This study focuses on the effects of various spindle diameters and the spindle working period on the properties of 100% viscose MVS yarns. MVS yarn samples produced with four levels of spindle diamete...
An Evaluation of Alternative Cotton Harvesting Methods in Northeast Louisiana - A Comparison of the Brush Stripper and Spindle Harvester
Evaluation Cotton Harvesting Methods Northeast Louisiana Comparison Brush Stripper Spindle Harvester
2008/12/15
In response to increases in cotton production costs, producers are seeking ways to reduce input expenses. Because brush strippers are less expensive to operate than spindle harvesters, research was pe...
Fabrication of spindle Fe2O3@polypyrrole core/shell particles by surface-modified hematite templating and conversion to spindle polypyrrole capsules and carbon capsules
Core shell Fe2O3 Polypyrrole Spindle Carbon
2015/3/30
By using a surface-modified templating method, Fe2O3@polypyrrole (PPy) core/shell spindles have been successfully prepared in this paper. The Fe2O3 particles with spindle morphology were initially fab...