On the basis of the analysis of the thermoforming and blow moulding mechanism, the mathematical model was established to simulate the plastic thermoforming and blow moulding process.
在分析热成型和吹塑成型的机理基础上 ,建立了描述塑料热成型和吹塑成型过程的数学模型 ,在分析中 ,聚合物膨胀过程看作是超弹性类似于完全橡胶体的变形 ,材料模型采用Ogden和Mooney_Rivlin超弹性模型 ,在数值分析中 ,采用了薄膜单元 ,控制方程采用La grangian描述 ,应变描述采用Green变形张量 ,应力描述采用二阶Piola_Kirchoff应力张量。
This paper preliminarily analyses the process parameters of blow moulding, using the method of injection flow analysis, the computer simulation method of blow moulding is put forward to optimize the process parameters.
通过对吹塑成型工艺参数的分析 ,结合注塑流动分析方法 ,初步提出了一个用于优化吹塑工艺参数的计算机模拟模式。
The FEM simulation software KMAS developed in the car-body & mould institute of Jilin University was used to simulate the process of hemisphere blow moulding of 6 mm PC, and the simulated results was compared with data obtained by traditional moulding experiments.
利用吉林大学研制的车身与模具技术研究所开发的KMAS有限元模拟软件对6mm厚的聚碳酸酯板材的半球吹塑成型过程进行数值模拟计算,同时通过成型试验所得数据与模拟结果进行对比发现,半球高度值吻合良好,其误差点出现在成型边缘固定区域;半球厚度主要误差出现在制件的顶部,最大误差达到14。
The methods and the control factors of the blow molding as well as new development are discussed.
介绍吹塑成型方法、吹塑成型控制因素及吹塑成型的新进展,讨论吹塑制品质量的影响因素和常见制品缺陷的改进方法。
This paper introduces some uses and trends of computer simulation technology in plastics processing, especially in extrusion molding, blow molding and thermoforming.
介绍挤出成型、吹塑成型和热成型及其它成型方式的数值模拟技术,阐述了目前存在的问题和发展趋势。
The master communicates with the slave through RS 232C asynchronous series communication interface to realize logical sequence control of extrusion process, control of parison shape and thickness, control of hollow plastic container blow molding,etc.
用486微机作上位机、可编程控制器(ProgrammableControler,以下简称PC)作下位机建立两级控制系统,并通过RS—232C异步串行通讯接口连接上下位机,实现了挤出过程逻辑程控和型坯形状、壁厚控制以及中空塑料容器吹胀成型控制;介绍了中空吹塑成型的基本原理、控制系统构成、间隙式型坯壁厚控制器结构,并给出了上下位机串行通讯程序流程;对软硬件设计、调试和系统可扩展性进行了讨论。
Forming Die for Titanium Alloy Superplastic Bulging and the Equistrength Criterion for Die Design
钛合金超塑性吹塑成形模具及等强度模具设计准则
Design of the Hydraulic System of IB02-100 Automatic Injection-blowing Plastic Bottle Forming Machine
IB02-100型全自动塑料瓶注吹成形机液压系统设计
DIE DESIGN AND PROCESS OF EXTRUSION BLOW MOLDING FOR PLASTIC FUEL TANK
塑料油箱挤出吹塑成型工艺与模具设计
A small terra-cotta or plastic wind instrument with finger holes, a mouthpiece, and an elongated ovoid shape.
奥卡利那笛,洋埙一种小的赤陶制成或塑料乐器,有手孔和吹口,加长的椭形
Blow glass, ie send a current of air into molten glass
吹玻璃(将气流吹入熔融的玻璃中使之成形)
For blow molding, melt temperatures of160° C to220° C are recommended.
吹塑成型的推荐熔化温度在160到220度之间。
Research and Design of Fuzzy Controller for Blank Moulding of Plastic Blower;
吹塑机坯成型模糊控制器的研究与设计
Stress-strain analysis on variable radius section in revolving packing container blowing
回转包装容器吹塑成型变径部分应力应变分析
Shape... into...
把。。。加工[塑造、铸]成。。。形
plastic analysis of metal forming
金属成形的塑性分析
blowing machine for working glass (excl. hand-type blowers and blowpipes)
玻璃加工用吹塑机(手工吹塑机和吹管除外)
A hill or ridge of wind-blown sand.
沙丘风吹沙子形成的小山
Which way is the wind blowing?
风吹向何方?情形变成怎样?
shaken into waves or undulations as by wind.
像被风吹一样的形成了波浪或者起伏。
He cupped his hands. He puffed breath in and out.
他把两手弯成杯形,来回地吸气吹气。
Research on Mechanism and Forecast of Highway Snowdrift Hazard;
公路风吹雪雪害形成机理及预测研究
Parison Wall Thickness Profile and Its Control in Blow Molding Machine;
壁厚图形辨识及壁厚控制在中空吹塑机中的应用
The Research of Finite Element Simulation of Tubular Product s Forming;
管形件塑性成形过程有限元模拟研究
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