塑料进气歧管硅胶模真空注型工艺分析  

Technical Analysis for Plastic Intake Manifold by Silicone Rubber Mould Vacuum Casting

作　　者：陈光辉[1,2] 崔国起 刘洋[2] CHEN Guang-hui;CUI Guo-qi;LIU Yang(Tianjin Internal Combustion Engine Research Institute,Tianjin University,Tianjin 300072,China;Tianjin In-time Rapid Manufacturing Productivity Center,Tianjin 300384,China)

机构地区：[1]天津大学内燃机研究所,天津300072 [2]天津市天大银泰快速制造生产力促进中心有限公司,天津300384

出　　处：《塑料工业》2019年第11期30-34,共5页China Plastics Industry

基　　金：科技型中小企业技术创新基金(14C26241200384)

摘　　要：以汽车发动机塑料进气歧管试制为例,分析了硅胶模真空注型技术路线、关键工艺过程和应用效果,对注型产品进行了数值仿真和精度分析。结果表明:3D打印硅胶模真空注型技术,其工艺路线完整,工艺过程稳定,注型件精度高,适用于塑料类新产品开发验证件的快速试制和小批量生产。Taking automobile engine plastic intake manifold as an example,the technical route,key technological process and application effects of the silicone rubber mould-vacuum casting were analyzed.Numerical simulation and precision analysis had been done for the vacuum casting part for a plastic intake manifold.The results indicate that the three dimensional(3D)printing of silicone rubber mould-vacuum casting technology has a complete and stable process rote,with high precision injection parts,which is suitable for rapid trial production and small batch production of new developing plastic products.

关 键 词：硅胶模 真空注型 塑料进气歧管 仿真分析 

分 类 号：TG76[金属学及工艺—刀具与模具]