误差分析主要有二类,一类是误差综合,另一类是误差分配。
There are two matters in error analysis, the one is error synthesis, the other is error distribution.
介绍一种新研制的高温回转体零件形位误差综合自动测量系统的构成、检测原理和方法。
Presents the composition, the principle and measurement methods of a non-contact automatic system for measuring shape and position errors of revolving body in high temperature.
提出工艺系统误差综合补偿概念,阐明其含义、方法、理论依据、应用价值和注意事项。
The Concept of technics system error compensation is first put forward; its implication, method, principle base, application value and usage notes are presented.
根据客车生产工艺特点,介绍尺寸误差综合控制方法及其在客车驾驶员门焊接生产中的应用。
Based on the characteristics of bus production technology, a comprehensive control method on dimension error is introduced.
实验结果表明,采用这里提出的滚齿加工误差综合补偿方案可使被加工齿轮的运动精度提高2 ~4级,工作平稳性精度提高1 ~3级。
It is proved with experiments that the motion accuracy of machined gear is enhanced for 2 ~ 4 grades, the smooth accuracy is enhanced for 1 ~ 3 grades.
第一个调查根据全美人口普查指标,对全国1000个成年人10分钟的在线答卷结果综合得到的,具有全国代表性,误差在正负3.1%内。
The results are nationally representative based on the U.S. Census indicators. The survey margin of error is +/- 3.1%.
考虑系统误差和轮齿综合柔度,对齿轮弯曲强度的计算力点进行研究。
Considering the system errors of gear drive and teeth synthetic flexibility, the loading point of bending strength was studied.
并对系统最大误差位置进行误差参数灵敏度分析。用蒙特卡洛法进行精度综合。
The sensitivities of error parameters were analyzed at the maximum error position, and accuracy synthesis was conducted by using Monte Carlo method.
介绍提高汽车车身焊装质量的方法是通过控制尺寸指标和对产生焊装误差的各方面因素进行合理、综合的控制。
Enhancing the quality of vehicles body welding and fitting method are the control of size indicators and the comprehensive control of all factors leading welding and fitting errors.
本文在刚性机器人精度分析的基础上,结合柔性机器人的研究成果,对机器人位姿误差的分析与综合作了较为系统的研究。
The analysis and synthesis of pose error of robots on the basis of accuracy analysis of rigid robots combining with achievements in research of flexible robots have been studied systematically.
利用尺寸链原理对机器零部件尺寸及其误差进行综合与累积,是机器制造中质量分析的一个重要组成部分。
To make use of dimension chain principle in comprehensive and accumulated analysis of element parts size and error is an important composition part for quality analysis in machine building.
在误差概率分析的基础上,建立了机器人机构精度概率优化综合的数学模型。
On the basis of error probability analysis, a mathematic model for optimal accuracy synthesis of industrial robot has been established.
得到了系统在不同的输入转矩波动、齿侧间隙、齿轮综合误差、激励频率和阻尼比参数下系统的全局特性。
The system's global characters are obtained under different input torque fluctuation, backlash, composite transmission error, exciting frequency and damping ratio.
而PT二次压降又是引起电能计量装置综合误差的直接原因之一。
PT secondary voltage step-down is one of the reason which causes the comprehensive error of the electric energy metering equipment.
对影响机床夹具定位误差的各种因素进行了综合分析,提出了定位方案稳健性的基本概念。
By means of the synthetic analysis of the factors that affect the positioning error, the basic concepts of the robustness of fixture positioning scheme are presented.
在12导联QRS波的综合判断上引入了误差分析的基本思想。
We introduce the error analysis to the QRS wave-group integrated judgment of 12-lead synchronization ECG signal.
针对检测综合误差和振动时对主轴转速的要求,采用变频电机来控制主轴转速,以满足系统对转速的要求。
In this system, the variable frequency motor is applied to meet the requirement of low speed to check the compositive error and high speed to measure the vibration.
提出数控机床热误差鲁棒建模的综合极值法和优化试验设计法两种新方法。
In this paper, two new methods of thermal error robust modeling for NC machine tools are proposed: one is the comprehensive extreme value method, the other is the optimal experiment design method.
通过对误差因素的实验验证和理论分析,给出一种适用的图像信号的综合误差补偿方法。
And a new compensation method of the synthesis error of on line measurement of the image sensor signal is given by proof test and theoretic analysis of the major factors which resulted in the errors.
通过全部检测点的点位误差分析,对当地管线普查成果提供了综合评价依据。
By the point location error analysis of the whole detecting points it presents the synthetic basis of evaluation for the result of the local pipeline reconnaissance.
介绍了一种对多齿细分分度台综合示值误差进行检定的简便方法,并进行了测量不确定度评定。
A valid verifying method of error of indication is introduced for subdivide multi-tooth table in this paper. The evaluation of uncertainty of measurement is given.
综合两次MTD结果得到了目标的实际速度,并推导出了脉冲占空比和速度测量误差的关系式。
By synthesizing twice MTD results, actual velocity of the target is gained. Relation between pulse duty ratio and velocity measurement error is deduced.
研究五轴数控机床的综合误差建模与补偿方法。
Synthesis error modeling and error compensating method of a five-axis machining center were researched.
分析了数字水准仪系统的误差源,阐述了仪器i角误差和综合精度的检定方法。
In this paper, errors of digital levels are introduced. Calibration methods of the collimation error and the system accuracy are presented.
综合自联想网络的最优估计与故障诊断,自动区分估计误差和传感器故障。
Sensor fault detection is accomplished by integrating the optimal estimation and fault detection logic.
对手工数字化线跟踪误差和扫描数字化线综合误差的来源进行分析,提出改善这两种数字化数据精度的几点建议。
The error sources of manual of line tracking and line synthesis of scanning are analyzed, and Suggestions to heighten two kinds of the precision of digitization data are put forward.
可用双球规测量装置测得数控机床圆弧插补运动的综合误差。
The multiple motion errors duringcircular interpolation of NC machine tools can be obtained by using double ball bar tester.
以多体系统理论(MBS)为基础,建立了包含测头误差、机床几何误差、丝杠和主轴热误差的综合误差补偿模型。
Based on the theory of MBS, presenting the comprehensive errors model consisting of offset probe errors, geometric errors, screw thermal error and spindle error.
以多体系统理论(MBS)为基础,建立了包含测头误差、机床几何误差、丝杠和主轴热误差的综合误差补偿模型。
Based on the theory of MBS, presenting the comprehensive errors model consisting of offset probe errors, geometric errors, screw thermal error and spindle error.
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