车载探测雷达固定架双色注塑模设计  

Design of Bicolor Injection Mold for Fixing Frame of Vehicle

作　　者：陈洪土 张维合[2] CHEN Hongtu;ZHANG Weihe(Guangdong Polytechnic of Industry And Commerce,Guangzhou 510510,China;GuangDong University of Science&Technology,Dongguan 523083,China)

机构地区：[1]广东工贸职业技术学院实训中心,广州510510 [2]广东科技学院机电工程学院,广东东莞523083

出　　处：《中国塑料》2021年第6期106-110,共5页China Plastics

摘　　要：根据车载探测雷达固定架结构特点和测试要求设计了一副注塑模具,采用双色成型工艺,保证了制品的外观要求,尺寸精度需达到MT3级(GB/T 14486—2008);模具采用二次脱模机构,实现了全自动化双色注射成型,大大提高了企业的经济效益;试模一次成功,成型塑件在跌落测试和冷热冲击测试中均达到要求。结果表明,模具结构先进合理,具有一定的创新性。In this work,we designed an injection mold for the fixing frame of vehicle according to the structural character⁃istics and test requirements.A bicolor forming process was adopted to meet the requirement for the aspect of the prod⁃uct.This also made the dimensional accuracy of the products reach a MT3 level(GB/T 14486—2008).The mold real⁃ized fully automatic production through a secondary demolding mechanism.The economic benefit of the enterprise was greatly improved,and the mold test was successful at one time.The formed plastic parts meet the requirements for the drop test and the hot and cold impact test.This result proved that the mold structure was advanced and reasonable.

关 键 词：车载探测雷达固定架 双色注塑模具 潜伏式浇口 二次脱模 

分 类 号：TQ320.662[化学工程—合成树脂塑料工业]