查询词典 ingate

Based on above analysis,the ingate design and the die structure have been optimized.

据此，对内浇道的设计进行了优化，同时改进了模具结构。

The technology of grinding ball by centrifugal casting, the rotational speed, the method for calculation of ingate area and factors influencing technological process were introduced.

介绍了离心铸造磨球的工艺，以及转速、内浇口断面积计算方法和影响工艺过程的因素。

Keywords Aluminum Alloy;Die Castings;Numerical Simulation;Ingate;Process Optimization

铝合金；压铸件；数值模拟；内浇道；工艺优化

The production verifies that the desirable filling can be formed in the optimized ingate,which plays the uniform temperature distribution in the die and eliminates the cold shut in fi...

实际生产表明，改进后的内浇道形成了较理想的流态，使模具温度分布均匀，同时消除了铸件充型远端的冷隔缺陷。

It is suggested to apply the principle of effective gravity and equivalent pressure head to calculate the rotational speed and ingate area in the processing of grinding ball by centrifugal casting.

在离心铸球工艺中，可应用有效重度和等效压头原理计算转速和内浇口断面积。

The structures of solid a phase of original billet, pierce block in the chamber of die-casting machine, ingate block in die-casting mould and specimens atdifferent locations in a semi-solid die casting component were observed.

实验观察了原始料坯，压铸机压室内的冲头料坯以及压铸模内的内浇口和半固态压铸零件中不同部位的固相α组织的形貌。

During the semi-solid die casting processing, appropriate semi-solid casting parameters and the sizes of ingate area were researched ,also, the microstructures and mechanical properties of the component in semi-solid die casting processing were investigated .And effects of casting parameters on the performances of the component in semi-solid die casting processing and heat treatment on microstructures and mechanical properties of components made of A1 alloy were observed. A reasonable processing for an eligible semi-solid component in practice was basically obtained.

在压铸零件的过程中，找寻合适的压铸工艺参数，以及模具内浇口设计，对成形铸件进行了组织观察、性能测定与分析；研究了压铸工艺参数对半固态成形零件成形性能的影响以及热处理对铝合金零件组织和力学性能的影响；基本上获得了在实际生产条件下压铸出合格的半固态零件的合理的工艺路线。

The general procedures for constructing subway are as follows: first excavate the shaft,then horizontal pass,finally ingate .

地铁施工中一般采取先竖井继而横通道后开马头门进行正线施工的施工工序。

It is proposed that the runner location should be first to be selected to ensure molten metal filling along the die wall in order to reduce melt flow resistance and then ingate should be located in the heavy section of the workpiece to which the melt would be filled at the beginning. As a result, the applied pressure could be transmitted fluently to avoid shrinkage cavity and to ensure castings quality.

指出浇道位置的选择首先要保证金属液沿着型壁顺序充填，以减少金属液的流动阻力；内浇道应使液态金属从制件厚壁处开始充填，以利压力的传递，消除缩孔，保证制件的质量。

The small formation holes in the brush cover was constructed with the mold core in moving and static container, and center ingate was employed to the gating system.

针对电刷端盖压铸件结构及工艺要求，选择端盖口部大端面为动静模分型面，铸件上各成形小孔由动静模型芯对接组成，浇注系统采用中心浇道。

The work of this paper is as follows: 1. Looking back the progressing history of the linear motor, introducing the features of the elevator driven by linear induction motor, radicating the topic of this paper "the digital frequency variable control of the elevator bi-side direct driven by linear induction motor". The research of this paper covers the conventional VVVF control, space vector based VVVF control, vector control and DTC.

本文主要开展了以下几个方面的工作： 1 回顾了直线电机发展历史，电机的驱动技术演变，特别是针对直线电机的驱动，简要介绍了直线感应电机驱动电梯的优点和不同结构类型，对传统的v／f控制，基于空间矢量法的v／f控制，矢量控制，和基于电压空间矢量的直接转矩控制进行了比较，确立了本课题的研究主题：直线感应电机双边直推式驱动电梯的全数字变频控制。

The article combines with the treatment of a superficial civil air defense work to introduce how the grouting method to improve the performance of the backfill soil.

文章从治理漂浮人防工事的角度提出了注浆技术在改善回填土性质方面的应用，并详细阐述了注浆技术的施工流程。