By means of illustration, from the view of parts distortion theory analysis, distortion prevention, this paper researches the numeric processing technic of thin-wall rectangular deep recessed parts. 文中通过实例从零件的变形理论分析、防变形工艺方法等角度出发研究了薄壁矩形深腔体零件的数控加工工艺。
Applying three-dimensional CAD model, G codes and virtual numeric control simulation technologies, we can make preparations of vanes ′ trial processing. 应用三维CAD建模技术、软件自动生成G代码和虚拟数控加工仿真技术,进行试验加工某一方向舵叶片前的准备工作。
Abstract Using ultrasonic flowmeter with single board computer to meas-urement makes it is possible to omit oscilloscope and numeric frequency meter, and to realize automation of measurement and data processing. 采用单板机进行超声波流量测量,除具有一般超声波流量测量的优点外,可省掉示波器和数字式频率计,实现测量和数据处理的自动化。
Bring forward a new method of whole numeric control processing of the piston ring. 提出了一种新型活塞环全数控加工机床结构方案。
The results of numeric simulation and real seismic data processing showed that the ARMA model was characterized by parameter-economic and high efficiency in comparison with MA model; 数值模拟结果和实际地震数据处理结果表明:自回归滑动平均(ARMA)模型比滑动平均(MA)模型具有参数节省、模型更为高效的特点;
The research of numeric processing technic of thin-wall rectangular deep recessed parts 基于薄壁矩形深腔体防变形数控加工工艺研究
This paper describes several main numeric calculation methods during the plasticity processing and their application ranges. The emphasis has been put on discussing the development and application of finite element method on plasticity processing in recent years, especially in rolling field. 简述了塑性加工过程中的几种主要的数值计算方法及其适用范围,并着重讨论了有限元法近年来在塑性加工领域,特别是在轧制领域的应用及发展。
The primary study coverage of this article is: 1.Analyse the key technology about whole numeric control processing of the piston ring. 活塞环全数控加工关键技术分析。
It can provide immediate, accurate, high resolution display of ECG waveforms and numeric displays of the main ECG parameters via the automatic ECG analyzing and processing technology. 它能提供实时、准确、高清晰度显示的心电(ECG)波形和主要心电参数的数字显示,这些参数是通过ECG自动分析处理技术得到的。
This article deals with the computer software in a microcomputer system for numeric testing and processing the instantaneous signals, and further specifies the basic functions of the software in testing instantaneous signals system through the introduction and function analyses of individual software. 本文讨论了对瞬态信号进行数字化测试和处理的微机系统的计算机软件,并通过对个别软件的介绍和功能的剖析,进一步说明计算机软件在瞬态信号测试系统中的基本功能。
In the numeric processing of last, pretreatment for the sampling data of mother last is vital to the accuracy of numeric modeling. 在鞋楦曲面数字化处理中,为了保证鞋楦数字化建模的精度,对母楦检测采样数据进行预处理是十分必要的。
The principle and circuit of monitoring system in laser welding are introduced in this article, which consist of numeric control potentiometer, instrumentation amplifier and SCP for data processing. 介绍了由数控电位器、仪表放大器以及单片机构成的激光焊监测系统信号处理电路的工作原理及实用电路。
The computation results of numeric models showed that the method presented by the paper has good adaptability and processing effects in the areas having laterally rapid variation of velocity and complex overburden that common velocity analysis methods are difficult to handle. 从数值模型的计算结果看,本文方法对常规速度分析难以处理的速度横向剧烈变化和复杂上覆层问题有较好的适应性和处理效果。
Therefore, improving the accuracy of identifying log shape and realizing numeric controlled and intelligent processing for detecting and identifying log shape is the critical problem which needs solving urgently in wood making industry of our country. 因此,提高原木形状识别的准确性,实现原木形状检测与识别过程的数控化和智能化,是我国制材行业迫切需要解决的关键问题。
Inspection of Numeric Control Processing Program and Development of Simulation System 数控加工程序的检验与仿真系统的研制
Approximate Normalization of Numeric Continuum State Wave Functions and Integral Processing of Residues in TRK Sums 连续态数值波函数归一化的近似计算及TRK求和中余项的积分处理
Numeric Controlled Processing of air Preheater Tubeplate 空气预热器管板的数控加工
Especially, in the course of designing system ISR, some measures were put forward creatively to realize efficient numeric algorithm by means of hardware platform of system in fixed-point DSP. There were some value of application for catching up with requirement of system real time processing. 特别是在设计系统中断服务程序时,创造性的提出了在定点DSP环境下依托硬件平台实现高效数值运算的若干方法,对于满足系统实时性处理要求等方面具有一定的应用价值。
Successfully developed a set of software about the piston ring CAD/ CAM, which can analyse the free molded lines of the piston ring and automatically generate the interface program which need by numeric control processing according to variant piston rings. 成功开发了一套活塞环CAD/CAM软件,具有活塞环自由型线计算、加工特征分析、图形显示、NC程序自动生成、活塞环型线误差补偿等功能。
The created tooth surface may provide a exact coordinate parameter for numeric control and processing, and this research may establish a good foundation for further practical research of all kind of intricate enveloping worm. 所生成的齿面能为数控加工提供精确的坐标参数,也为后继的各种复杂的环面蜗杆深入实用性的研究奠定了良好的基础。
So far it has been applied in such fields as space, military, automatic control, instrument and apparatus, numeric control lathes and numeric control processing centers. 目前已广泛应用在航天、军事、自动控制、仪器仪表、数控机床、数控加工中心等领域。