• 注塑必须认识过快填充速度不足注塑压力过高融化温度不充分挤压危害性。

    The molder must recognize the dangers of excessive fill speed, insufficient injection pressure, excessive melt temperature, and inadequate packing.

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  • 注塑模具的典型结构成型零部件浇注系统导向部分推出机构温度调节系统等

    The typical structure of plastic injection shaping consists of shaping components, injection system, guiding system, extrusion device, and temperature regulator.

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  • 全面考虑时间温度注塑件上熔合压力装配影响确保塑料连接件能传递一定的扭矩。

    The effects of time, temperature and welding line on press fitting should be comprehensively considered to ensure certain transmitted torque to an assembling part.

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  • 预调达到注塑模具所需温度一次成型优质产品减少原料

    First preset mold temperature machine to the temperature required for injection mold, molding for the high-quality products once and reducing the tryout material.

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  • RHCM技术的关键是注塑周期中,能够使模具快速加热冷却预定的工艺温度

    The RHCM mold should realize rapid heating and cooling to the scheduled temperature in the injection molding cycle.

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  • 温度压力分布影响注塑成型重要因素充模过程中正确预测温度与压力的分布注塑成型关键性技术之一

    The distributions of pressure and temperature play an important role in injection molding. The accurate prediction of the distribution is one of key techniques in injection molding.

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  • 注塑加工数值模拟过程中,表面温度直接影响塑料熔体流动和固化过程,所以模腔表面温度的计算对注塑数值模拟结果起着极为重要作用

    The temperature on mold cavity's surface affects the melt's flow and cooling in the course of injection molding, then has an important part in the solution of injection molding.

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  • 本文介绍了利用国产注塑配备模具生产PET生产工艺,模具冷却温度注射温度压力选择

    The paper introduces one to four moulds production of PET bottle blanks using domestic plastic injector. Selections of cooling temperature of mould and injector temperature and pressure are included.

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  • 为了更好地复制模具外表成型温度得当一些注塑压力约摸大一点

    In order to better copy mould appearance, molding temperature should be proper high some, injection pressure, should do about big;

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  • 采用单片机模糊控制实现注塑机的料桶温度控制,达到精密注塑温度要求

    In order to obtain precise temperature adjustment and satisfy the requirement of plastic injection, a single chip with fuzzy control to realize an advanced temperature controlling.

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  • 注塑变形始于塑料收缩型腔压力梯度温度梯度以及剪切应力的客观存在导致注塑件各部位收缩的不均一。

    Plastics shrinkage causes the deformation of injection molded parts. The pressure gradient, temperature gradient and shear stress in the cavity make nonuniform shrinkage.

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  • 灵敏度分析方法引入注塑温度CAE中,如何实现冷却系统自动优化设计核心也是冷却系统设计的一个重要方向。

    It is a key to introduce sensitivity analysis method into injection mould CAE for cooling system automatic and optimum design. It also becomes an important content in cooling system design.

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  • 加入纳米成核剂后,能明显提高PET结晶性能降低注塑模具温度

    The mechanical properties of PET increased by adding glass fiber, while they decreased by adding flame retardant.

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  • 针对注塑特点设计模糊控制监测系统采用一种模糊解耦算法进行温度控制。

    In view of the features of injection moulding machine, fuzzy control and monitoring system was devised and a fuzzy decoupling algorithm was adopted to control the temperature in the charging barrel.

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  • 着重研究注塑料筒温度对象系统,指出非线性大滞后特性

    The related control scheme is discussed to solve such problem as nonlinear, lag and close coupling characters of extruder barrel temperature after research.

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  • 本文分析了精密注塑成型过程温度制品收缩率复杂关系,特别是在聚合物不同情况下温度精密注塑成型制品收缩率的综合影响

    The complex connections between temperature and shrinkage are described in this work, and how these connections are affected by the characteristics of plastics is discussed too.

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  • 计算型腔温度采用代算法,同时分析注塑模。

    As both the moving and the stationary parts of an injection mold should be handled simultaneously, an iterative method was used to calculate the temperature.

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  • 注塑制品温度变化为对象,考虑注塑制品出模冷却过程。

    Based on the variation of temperature in injection molded parts, the simulation of cooling takes consideration of the cooling stage of the part after ejection.

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  • 注塑家具加工方法是:①塑料注射, 融的塑料注入模具型腔,熔融热塑料遇到温度较低的周围形成凝固

    The production process of the inflation aided injection molded furniture includes the following steps: 1. injecting molten plastic into mold cavity to form thin wall solidified layer at the mold wall;

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  • 作为温度模拟应用分析了热塑性塑料注塑成型模具冷却过程温度

    As the application of 3d temperature field numerical simulation, the thermoplastic's cooling procedure of injection molding has been analyzed.

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  • 分析了PET瓶坯成型工艺包括PET树脂干燥模具工作部分温度控制等,阐述热流注塑结构工作原理

    The forming technology was analyzed, including drying of PET resin and the temperature control of mold work section. The construction of a hot runner mold and its mechanism were described.

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  • 考察熔体注射温度、注射时间入口位置材料性质过程的影响,得到优化充模结果;还考察了气体辅助注塑过程熔体预注射量、气体注射压力对充模过程的影响。

    The influences of melt injection temperature, injection time, gate location and materials property on the filling process were studied and the reasonable results were attained.

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  • 注塑模具温度控制注塑工艺注塑质量非常重要影响

    The control of mold temperature in injecting process has extraordinary important influences not only on the quality of the injected products but also on the process itself.

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  • MM控制规则要求精确对象传递函数,把智能积分控制方法应用于精密注塑液压温度控制系统,收到良好效果。

    Intellectual integration has non_linear behavior. The set of M_M control rules does not require actual transfer function of the object, and succeeds in controlling the oil temperature of the hydr…

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  • MM控制规则要求精确对象传递函数,把智能积分控制方法应用于精密注塑液压温度控制系统,收到良好效果。

    Intellectual integration has non_linear behavior. The set of M_M control rules does not require actual transfer function of the object, and succeeds in controlling the oil temperature of the hydr…

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