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- The part error with RPT is classified as dimension error, shaped error and roughness of surface. 快速成型制件的的误差分为尺寸误差、形状误差和表面粗糙度。
- Part shape error due to springback is one of most important manufacturing defect in sheet metal stamping process. 回弹是金属板料冲压中的主要缺陷之一,它可以通过修正模具形状加以解决。
- The abrasive disk's dimension is a key parameter that surface shape error converges effectively in aspheric optics lapping and polishing. 在光学非球面研抛加工中,研抛盘尺寸的合理选择是面形误差有效收敛的关键参数之一。
- Based on the meshing theory,The reason produced by the theoretic edge shape error of slotting tool is dis-cussed in detail in this paper. 以啮合理论为基础,详细分析了插齿刀理论刃形误差产生的原因,提出了插齿刀理论刃形误差修正的方法和计算结果。
- The larger of R values of toroidal surface parts, the larger springback value and the larger the effect on shape error of formed parts will be. 环面件的曲率半径越大,回弹量越大,对成形件形状误差影响越大;
- In process of multi-point forming(MPF) for sheet metal parts,there is shape error between the formed workpiece and the objective model due to springback and positioning error. 在板类件多点成形中,由于板料回弹、工件定位等因素,成形后的工件曲面与目标模型之间存在误差。
- A mathematical model in the grinding technology of explosion-proof surface is worked out to find out vibration characteristics, amplitude and phase, and educe the relation curve between shape error and technical parameter. 进而讨论箱体零件加工工艺过程误差转换模型、形状精度特征、传递图、描述方程、误差转换结构图;提出防爆面磨削工艺系统的数学模型;求解出振动特性、幅值和相位,得出了形状误差与工艺参数的关系曲线。
- The shaped errors have many forms, including warpage deformation, Stair-stepping effect and so on in fused deposition modeling (FDM). 在熔融堆积成形制造中,形状误差有翘曲变形、台阶效应等形式。
- Abstract: With differential calculus and principles of precision analysis a mathematics formula on spring being out of shape error and relative factors error is derived, and given a simple method of dynamometric spring precision design. 文摘:应用全微分方法及精度分析原理,推导出弹簧变形误差与各相关因素误差之间的数学表达式,提供了一种测力弹簧精度设计的简便方法。
- Broe gauges are used to measure internal hole dimensios and shape errors of different diameter and depth by comparative method. 内径百分表适用于比较法测量不同直径和深度和内孔尺寸及误差。
- The paper discusses the problems in gear processing from the following aspects:accumulative pitch errors,gear tangential errors and gear shape errors. 影响齿轮主要精度超差的原因很多,本文重点就周节累计误差、齿向误差以及齿形误差进行分析,讨论齿轮加工中的精度问题。
- The economy should be shaped to a new pattern. 经济应该适合于一种新的模式。
- He overlooked a spelling error on the first page. 他没有看出第一页中有个拼写错误。
- Shape Error Concealment on Video Object Code 基于视频对象编码的形状差错掩盖技术
- He learned technical skills by trial and error. 他通过不断摸索掌握技能。
- If we can pull through this recession, we will be in good shape. 如果我们能渡过这段经济不景气的时间,我们就会好多了。
- The letter was addressed in error. 那封信的地址写错了。
- The map is in error regarding the junction. 这张地图在这个交点上是绘制错了。
- The accident was caused by human error. 这宗事故是人为过失造成的。