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1)  gas-assisted co-injection molding
气辅共注射成型
1.
Technology on tracking the moving interfaces in the numerical simulation of the filling stage of gas-assisted co-injection molding process;
气辅共注射成型充填过程数值模拟中的移动界面追踪技术
2.
Experimental investigation on gas-assisted co-injection molding process,an innovative plastic injection molding process,is conducted based on the improved equipments.
通过对现有注塑、气辅设备的改造,对气辅共注射成型工艺进行了实验研究。
2)  gas assisted co-injection molding
气辅共注成型
1.
Due to coupling of the interfacial stress in multiphase-multilayer flow,the gas assisted co-injection molding process had the special flowing law and dynamic characteristic.
针对气辅共注成型中多相分层流动存在着各分层界面应力间的相互耦合,使得其成型过程具有特殊的流动输运规律和动力学特征,对气辅共注成型工艺进行了系统的实验研究。
3)  gas-assisted co-injection molding
气辅共注成型
1.
Based on Volume of Fluid(VOF) method, the theoretical model for gas-assisted co-injection molding was erected at the first time by the ideas of assuming gas as a ficitious fluid and considering that variable fields of one element can be determined by the sum of each phase's variable field of the element weighted by each phase's volume fraction.
根据流体体积法思想 ,各变量场由多相分层流动的各相可通过体积加权平均求得 ,把气体视为一种拟流体 ,首次建立了气辅共注成型过程的理论模型。
4)  gas-assisted injection molding
气辅注射成型
1.
On the basis of general Hele-Shaw moldel, the simulation of the effect of several important mold-ing process parameters on gas-assisted injection molding process was implemented by means of CAE technequein this paper which involves melt temperature, delay time ,prefilled polymer volume fraction and gas pressure.
本文基于Hele-Shaw模型,采用CAE技术,模拟了气辅注射成型中几个重要工艺参数:熔体温度、气体压力、延迟时间、熔体预注射量等对其成型的影响。
2.
Development of gas-assisted injection molding technology is summarized.
概述了传统气辅注射成型技术的发展 ,并详细介绍了气辅注射应用过程中的外部气辅注射、液辅注射等新技术。
3.
This article is put forward in such an circumstance,the purpose is having a research on the key technique of gas-assisted injection molding and processing parameters,which affect the gas finger at the inner wall of GAIM production.
利用Moldflow软件,对汽车结构件杂物箱进行气辅注射成型的工艺条件优化选择,经分析和讨论最终得出该制件气辅成型的最佳工艺参数为:熔体预注射量为95%,气体延迟时间为0。
5)  gas assistant co-injection molding
气体辅助共注成型
1.
Based on the characteristics of gas assistant co-injection molding flow process and de-pended on the basic theory of hydrodynamics, taking reasonable suppose and predigestion to found amathmatic mold of gas assistant co-injection molding melt filling and gas penetrated.
根据气体辅助共注成型流动过程的特点,从流体力学基本理论出发,引入合理的假设和简化,建立了描述气体辅助共注成型熔体充模和气体穿透的数学模型。
6)  gas-assisted injection molding(GAIM)
气体辅助注射成型
1.
The gas-assisted injection molding(GAIM)process, as an in no vative technology, is being increasingly used in the plastics industry.
描述了气体辅助注射成型的工艺过程及熔体充填和气体穿入的数学模型 ,采用有限元 /有限差分 /控制体积法计算充填阶段的压力场和温度场 ,确定熔体前沿和熔体 /气体界面两类移动边界 ,并对典型制件充模过程进行了模
补充资料:共注射成型
分子式:
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性质:又称夹芯注射,共注塑成型。是多组分注射中的一种典型情况。注射设备具有两个以上注射料筒,可以分步或同时注射不同颜色或不同配方的物料,得到具有多层结构、芯壳结构或不部分颜色同或透明度不同的制品。要求有相应配套的模具,这种模具或者具有大小不同的型腔,不同物料分步注入各型腔中,形成多层的制品;或者具有特殊的流道结构,能将不同的物料在不同时间分别引入型腔,制成结构泡沫塑料制品或者多色制品。这种注射机还应配备特殊的锁闭式喷嘴。

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