片语

center of die cavity[机]

pressure in die cavity液室压力

die-cavity roughing型腔粗加工

die cavity design型腔设计

master form质模；阴模；仿型模

negative mold阴模，凹模

precise die cavity精密型腔模具

drawing die cavity拔长模槽

blank forging die cavity制坯模槽

preforming die cavity制坯模槽

英汉例句

• however, the complete filling up of material into die cavity with teeth shape is quite difficult because of high working pressure.

  然而，要完整将材料进入齿形模穴中完全充满是非常困难的，因为高工作压力关系。

• based on the analysis of the surface feature of extrusion die, a new method is given, which is the surface reconstruction of die cavity based on sweep-surface.

  在分析模头型腔曲面特点的基础上，提出应用扫掠曲面对模头型腔进行曲面重构的新方法；对曲面重构误差和总反求误差进行了分析。

• the fluid material takes the shape of the die cavity and this geometry is finally stabilized by the solidification of the material.

  液体材料充满型腔，随着材料的凝固，零件的几何形状最终固定下来。

• the theoretical basis for minimum height of flow-guide die cavity is provided.

  提出了确定导流腔最小深度的理论依据；

• this paper advanced a study method that can observe plastic deformation behavior of surface layer of die cavity by showing austenite grain, size, crack morphology and propagation mode.

  提出了通过显示奥氏体实际晶粒度、裂纹形貌和扩展方式来分析热锻模具型腔表层塑性变形行为的试验方法。

• in sheet metal, drawing is a process of forming flat sheet metal into hollow shapes by mean of a punch that causes the metal to flow into the die cavity .

  在板金上，拉伸是一个通过沖床将平板金属沖入模腔拉成中空形状工件的工艺过程。

• so it adopt cubic spline function to structure die cavity outline in this article , the model points may be surveyed on die cavity surface .

  因此，这里采用三次样条函数拟合曲线构造模具型腔廓线，其型值点由已有模具型腔测得。

• quantitatively analyzing the effect of two to the profile of tooth, the inversing compensation method is then put forward to modify the die cavity and the electrode is designed.

  在定量分析了两者对齿轮精度的综合影响之后，运用反补偿法预先修正齿形凹模，并进行了齿模电极的设计。

• and this provides the reliable data for the design of die cavity dimension, and reduces the work of die repair, and also saves a lot of money and labor.

  这对压铸合金模具的型腔设计尺寸的计算提供了非常可靠的数据，减少了模具的反复修磨，节省了人力和财力。

• cubic spline function fit die cavity outline , it have some advantages, the number is not limit of model points, it can guarantee curve smooth , mean while it is easy to analyze die cavity outline .

  用样条函数拟合曲线具有型值点个数不受限制，保证曲线光滑，便于模具型腔曲线分析等优点。

• the position of the first support of a workpiece in a die cavity and maximum deflection of the workpiece are obtained based on the specific features of plastic deformation of the metal in a die.

  本文根据金属在锥形模中的变形特点，求出了模壁对弯曲毛坯第一个支撑点的位置和毛坯在锥形模中的最大弯曲；

• the cutters used in high speed machining(hsm) have poor rigidity, therefore the method fits to hsm of die cavity due to the unfluctuating cutting force characteristic.

  其切削力平稳的特性更适合于模具型腔的高速数控加工，可以克服高速加工用刀具刚性差的不足。

• the temperature-time curve of the heated die cavity and the relation between temperature and time under different initiatory temperature were determined.

  测定模膛加热的温度-时间曲线及不同起始温度下模膛温度与时间的关系。

• by the conditions of plastic stability of a column, the critical coning of die cavity is derived. conditions under which plastic instability can be avoided during upsetting are proposed.

  利用压桿塑性稳定条件，导出了锥腔的临界角；提出了不产生塑性失稳镦锻的综合条件。

• the minimum depth of conical die and the relationship between coning of die cavity and workpiece length are determined;

  确定了锥形模膛的最小长度、模腔锥角与毛坯长度的关系；

• the metal flowing patterns in the narrow die cavity during the superplastic forming process were analysed.

  分析了在超塑状态下，金属在轴向狭长槽型腔中的流动规律。

• by the conditions of plastic stability of a column, the critical coning of die cavity is derived. conditions under which plastic instability can be avoided during upsetting a…

  利用压桿塑性稳定条件，导出了锥腔的临界角； 提出了不产生塑性失稳镦锻的综合条件。

• it can machine the semi-cylindrical die cavity accurately.

  可以準确地实现半圆柱型腔的加工。

• all the results are in good agreement with actual conditions, therefore, it lays a foundation for forecasting die life and optimizing die cavity profile.

  磨损计算结果与实际情况较吻合，为预测模具寿命和优化模具型腔奠定了基础。

• the technology for fabricating aspherical plastic lens die cavity using cad/ cam.

  介绍一种应用cad／cam技术，加工钢制非球面塑料透镜型胶的工艺。