公差

These contact elements are overlaid on the parts of model that are being analyzed for interaction.

在对轴有公差和无公差的计算中发现，法向接触刚度对计算结果也会产生影响。

In this paper dimension-chain is used to calculate the last effective dimension formed under the influence of tolerances and other distortions. Feature modeling is applied to construct the three-dimension mode of the parts in solidworks. Based on the parametric design function, simulation of assembling result is realized by making use of VB to develop Solidworks. The accomplish of variable parametric design system in tolerance designing is realiazed.

运用尺寸链技术计算出零件在公差及其他变形影响下的最终作用尺寸，利用solidworks中特征建模方法建立起装配体的三维模型，并根据该软件的参数化设计功能，利用VB对其进行二次开发，模拟了装配结果，实现了变参数设计方法在公差设计评价技术上的应用。

The design, based on tolerance Plectrum size, shape and position tolerances, surface roughness, technical requirements, workpiece material, rough type, heat treatment and surface protection requirements of the design process.

本设计中，根据法兰盘尺寸公差、形状和位置公差、表面粗糙度、技术要求、工件材料、等要求来设计夹具过程。

In chapter 4, some vector mathematical definitions are first given to position tolerance zones; second, the principle of variation geometry is introduced, and the mathematical foundation of automatic generation of a approximate linear equation of tolerance design function by variation geometry is first proven; tangent method and two-point slope method based variation geometry are main studied.

第四章首先对一些位置公差带给出了矢量化的数学定义；然后介绍了变动几何的原理，首次论证了变动几何能产生近似线性公差设计函数的数学依据，并着重研究了基于变动几何的切线法和二点斜率法。

Keywords: virtual assembly;hybrid tolerance model;model mapping;product modeling;virtual reality

通过分析虚拟装配对产品公差模型的要求，提出了虚拟环境下产品公差混合模型。

Moreover an inquiry and marking program for tolerance and a pull-down menu are also proposed in this part.

其中相关程序部分又包括设计语言的选择，公差查询程序设计，尺寸公差标注和拖动程序及下拉菜单的制作。

Use the refit command using 0,1 tolerance to reduce the control points on the resulting curves within tolerance .

使用改装命令使用0，1公差，以减少控制点，由此产生的曲线公差范围内。

Profile controls everything that total runout does as well as size if the size dimension is made BASIC.

对给出了基本尺寸的轮廓度来说，这种轮廓度不仅对尺寸给出了公差规范要求，而且控制了被测特征的所有几何公差要求。

This paper analyses the relation of the tolerance , strength and rigidity of cyinder spiral spring and gives a method for calculating the tolerance of cylinder spiral spring.

在分析圆柱螺旋弹簧尺寸公差的可靠性条件和刚度的基础上提出了一个计算圆柱螺旋弹簧尺寸公差的方法。

The characteristics on the shape and location tolerance loops appeared in dimensional chain were analyzed and generalized in this paper and the thread and method for calculating the dimensional chain with the shape and location tolerance loop were suggested too.

对在尺寸链中出现的各种形位公差环的特点进行了分析和归纳，并提出了求解包含形位公差环的尺寸链的思路和方法。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。