第四步确定流型和浇口位置。
提出了一个分析浇口位置对熔接痕影响的方法。
This paper presents a method to explore the implications of gate location on weld lines.
然后按照等流长算法求各分区的最佳阀浇口位置；
Second, the method determines the optimum valve gate location in each sub-moulding by applying equal-flow-path-length algorithm.
文中通过引入等效流长的概念，建立了浇口位置优化问题。
It was constructed that an optimal problem for gate locations of injection molds based on the introduction of the equivalent flow length concept.
预测可能存在的气泡位置及锁模力的大小，确定最佳浇口位置。
In order to obtain the best gate location addition, the position of air bubble and the clamp force were forecasted.
产品是平板件，很容易变形。我们需要找到一个合适的浇口位置；
The part is flat, easy to be deformed. We need to find a suitable gate location.
预测可能存在的熔接痕位置及锁模力的大小，确定最佳浇口位置。
In order to obtain the best gate location addition, the position of weld lines and the clamp force were forecasted.
采用面向对象的数据库技术，建造了浇口类型与浇口位置咨询专家系统。
A consultation expert system about the gate's type and location is built by the method of Object-Oriented database technology.
流道设计与进浇口位置除了关系到充填时间的长短，更直接影响充填是否平衡。
Besides filling duration, runner design and gate location matter a lot to flow balance as well.
预测可能存在的气泡、熔接痕的位置，确定最佳浇口位置，并在此基础上设计模具。
In order to obtain the best gate location addition, the position of air bubbles and weld lines were forecasted.
算例表明所提出的方法适用于注塑模浇口位置优化，并且有较好的计算效率和精度。
Numerical examples show that the method is suitable for designing optimal gate location and gives high efficiency and accuracy.
文中叙述断路器手柄塑件材料和工艺的要求、浇口位置的分析及合理确定注塑模具结构。
This paper introduces the requirement of mould material and technology of circuit breaker handle, the location of runner and the determination of injection mould structure.
在此基础上，将数值模拟技术和优化算法相结合，提出了基于数值模拟技术的浇口位置的优化方法：经验搜索法。
The numerical simulation methodology and optimization algorithms are integrated to optimize gate location of mold design. A new optimization method of experience search is founded.
进而应用CAE软件进行分析，通过调整浇口位置，对熔接痕的长度进行优化，使其减少到最小，结果得到实践验证。
Then using CAE analysis and through adjusting the gate position, weld lines can be optimized to the minimum length, and this result has also been identified by practice.
通过模拟实验结果曲线的分析表明，塑件的结构特征及浇口位置与数量的变化，对塑件的成型收缩具有重要影响，并且有一定的规律可寻。
Structures and place and number of molding gate have effect on molding shrinkage by analyzing results of simulation experiments, and have many laws.
并以等厚平板制件单浇口注射成型工艺为例，建立了针对制件不同几何特征要求的最佳浇口位置的描述方式及相应的数学模型，并给出了优化算法；
Taking the plastic injection process of flat part as an example, a new criterion and mathematical model of the gate location optimization method were put forward.
浇口设计要设定浇口的位置和形状。
The gate design will set the location and the shape of the gates.
②塑料件前壳试验：将两组较优浇口方案产生的熔接痕位置调整到跌落方向的最低处。
The drop simulation for the front plastic shell have been done with take the position of weld line which result from the two relatively optimal projects to the lowest location.
对于中心位置浇口，由于产品顶出后模具配件和浇品处披锋阻碍很难去掉而造成动模与定模不能分开。
In the case of center-positioned gate, moving die is not separated from fixed die due to the interference of the biscuit part and the cutting of gate is ery difficult after pulling out the product.
靠近浇口和冷端的位置，试样的晶粒有所细化。
The grain of the sample was refined near the runner bush and the cold-end.
提出了在恰当位置设置溢流槽和增大内浇口厚度等改进措施，从而有效降低了铸件冷隔、流痕、夹渣等缺陷的产生，提高了压铸件表面质量。
The position of overflow and thicker inner gate was optimized to reduce the probabilities of cold shut, flow marks and slag. Furthermore, the surface quality of the die casting improves.
采用对称结构梳状内浇口的同时要考虑内浇口分布位置及疏密，将直接影响充填及凝固过程中材料的质量、能量的均衡性。
Using symmetric comb-type inner gate, the location and density of inner gates can influence the mass and energy distribution of melt during filling and solidification process.
对不同充填速度、浇口形状以及浇口设置位置下半固态成形过程进行模拟分析。
The effects of the filling velocity and gate shape and located position on semi-solid forming quality and flow patterns were investigated with simulation.
对不同充填速度、浇口形状以及浇口设置位置下半固态成形过程进行模拟分析。
The effects of the filling velocity and gate shape and located position on semi-solid forming quality and flow patterns were investigated with simulation.
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