复杂螺纹结构瓶盖热流道注塑模  

Design of screw bottle cap injection mold

作　　者：姜鑫[1] JIANG xin(Shaanxi Institute of Technology,School of Artificial Intelligence,Xi'an 710300,Shaanxi,China)

机构地区：[1]陕西国防工业职业技术学院人工智能学院,陕西西安710300

出　　处：《模具技术》2024年第3期30-34,共5页Die and Mould Technology

基　　金：陕西省教育厅高等教育重点攻关研究项目(编号:19GG009);陕西省教育厅高等教育教学改革研究项目:高职《逆向工程与快速成型技术》课程教学改革研究与实践(编号:21GY041);陕西省教育科学“十四五”规划课题(编号:SGH18V020)。

摘　　要：针对一种复杂螺纹结构瓶盖,分析了它的结构特征,采用热流道注塑模设计方案,使流道内熔体保持恒定温度,经CAE分析优化流道方案,设计了一模四腔热流道注塑模具。瓶盖内部采用了模内机动螺纹和组合式型芯结构、推管推出机构。模具设计结构合理,开合模动作可靠,制品顺利脱模,自动化程度高,塑件精度高。产品达到客户要求,有效解决了目前热流道工艺上所存在的缺陷,为同类模具结构设计提供一定的参考。Aiming at a bottle cap with complex thread structure,this paper analyzed the structural characteristics of the bottle cap with complex thread structure,adopted a hot runner injection mold design scheme,and the melt in the runner maintained a constant temperature.The flow path scheme was optimized by CAE analysis,and a 4-cavity hot runner injection mold was designed.The mold design structure is reasonable,the opening and closing mold action is reliable,the products are smoothly demoulded,the degree of automation is high,the precision of the plastic parts is high,the products can fully meet the customer requirements,effectively solve the defects existing in the current hot runner process,and provide a certain reference for the similar mold structure design.

关 键 词：瓶盖 热流道 复杂螺纹 注塑模 

分 类 号：TG241[金属学及工艺—铸造]