拉伸吹塑

PP瓶的拉伸吹塑

Stretch Blow Molding of PP Bottles

PET拉伸吹塑数值模拟采用的本构方程

Constitutive Equations for Numerical Simulation of PET Stretch Blow Molding

PET瓶双向拉伸吹塑成型技术

Technology of Stretch Blow Moulding PET Bottles

在PET拉伸吹塑的数值模拟中，采用何种本构方程来反映材料的应力-应变行为对于模拟结果的准确性有着重要的影响。

In the numerical simulation of PET stretch blow molding , the material constitutive model had a great significant effect on the simulation result .

注射拉伸吹塑是仅次于注射成型和挤出成型的第三大塑料成型方法，广泛的应用于PET饮料瓶的成型过程。

Injection stretch-blow molding method is the third main method for plastic forming , and it is widely used to make PET drinking bottles .

分析了一步法注射拉伸吹塑PET瓶生产中影响瓶子质量的主要工艺因素，总结了一些实践经验。

The one stage process of injection-stretch-blow moulding PET bottles was very important to the quality control of the bottles . Some practice experiences of the process were introduced .

使用POLYFLOW软件对PET瓶成型过程中的拉伸吹塑阶段和冷却固化阶段进行了仿真，分析了工艺条件、瓶坯结构类型、网格密度等对成型瓶厚度分布的影响。

Its analysis were about influences on bottle thickness distribution of process conditions , preform structure type and mesh grid , etc. Of that , the analysis on cooling process started with the stretch .

介绍了拉伸吹塑的相关理论。

The relative theories about stretch blow molding are introduced .

注射拉伸吹塑模拟及相关技术的研究方法

Research methods of injection stretch-blow molding mechanism and correlative technology

注射拉伸吹塑用瓶坯模设计

Design of the Mold for Blank Bottle by Injection - Drawing - Blow Molding

塑料拉伸吹塑中型坯再加热阶段的研究进展旋转式塑料瓶吹塑系统

Reheating of Plastic Preform for Stretch Blow Molding Newly - developed stretch blow - molding system

新开发的两步法拉伸吹塑成型机

Two-step reheat blow molding machine

新型两步拉伸吹塑系统与工艺探讨

Newly developed two-stage blow-molding system

认为在注射拉伸吹塑模拟时不宜将某种材料模型绝对化，有必要建立一个合理的型坯吹胀破裂判断标准；

It points out that it is unsuited for certain material model to be absolutized , and is necessary to find a reasonable judgement standard of the parison being broken .

简介注射拉伸吹塑模拟妁一般思路，对国外拉伸吹胀阶段数值模拟的研究进展进行了全面的阐述。

The general thought of the simulation of the injection-stretch-blow molding ( ISBM ) is introduced and the advance in the research of the numerical simulation of the stretch-blow molding abroad is reviewed .

研究了设备结构和技术参数、工艺条件如树脂含水量、瓶坯注塑成型温度、压力、时间、模温，瓶坯二次加热条件、拉伸吹塑条件等对制品质量的影响。

Effects of facility structure , technical parameters , moulding conditions such as moisture content of PET , material temperature , injection pressure , mold temperature for the billet injection moulding , reheating and stretch & blow moulding conditions on the quality of products were investigated .

介绍了PET树脂、PET瓶的性能特点，并阐述了注-拉-吹法（即注塑-拉伸-吹塑成型）生产PET瓶的工艺技术及生产控制要点。

The characteristics of PET resin and its bottle was introduced . The injection drawing blow molding bottle method production technology and control points were presented .