FDM 3D打印机成型空间加热保温系统的设计研究  

Design and Research of Forming Space Heating Insulation System for FDM 3D Printer

作　　者：张海强[1,2] 杜俊斌[1,2] 赵建华[1,2] 陈晓佳 ZHANG Hai-qiang;DU Jun-bin;ZHAO Jian-hua;CHEN Xiao-jia(Guangzhou INST.of Electronic Technology,CAS,Guangdong Guangzhou510070,China;Guangzhou Electronic Technology Co.,Ltd.,CAS,Guangdong Guangzhou510070,China)

机构地区：[1]中国科学院广州电子技术研究所,广东广州510070 [2]中科院广州电子技术有限公司,广东广州510070

出　　处：《机械设计与制造》2020年第3期141-145,共5页Machinery Design & Manufacture

基　　金：广东省重大科技计划项目—面向工业应用的熔丝堆积3D打印设备开发及产业化(2015B010124005);多材料多工艺3D打印技术装备在家电产业中的研发及应用(2015B090920005);广州市科技计划项目—工业级熔融沉积3D打印关键技术研究与应用(201710010141)。

摘　　要：分析研究了决定FDM工艺3D打印机打印模型精度和成型稳定性的关键问题:成型空间加热保温系统。提出了相应的解决方案:给出了成型空间热风双循环加热保温系统的设计方案,并创新设计了"六边形"风琴防护罩,为大尺寸成型空间的均匀加热保温提供新的设计思路。给出了成型空间保温防护系统关键元件的选型计算方法,为加热器的选型提供科学依据。经过实际生产中的应用和测试,证明了研究方案是可行的,具有实际应用价值,为后续的大尺寸工业级3D打印的工艺研究提供实现基础。The key problems that determine the accuracy and stability of the printing model of FDM process 3D printer are analyzed and studied:Thermal insulation system for forming space. The corresponding solutions are put forward:the design scheme of hot air double-cycle heating and insulation system in forming space is put forward,and the"hexagonal"protective cover for organ is innovative designed,which provides a new design idea for uniform heating and insulation in large-scale forming space. The calculation method for selecting the key components of the thermal insulation and protection system in the forming space is given,which provides a scientific basis for the selection of heaters. Application and test in actual production,it proves that the research scheme is feasible,it has high engineering application value and provides a essential condition for the follow-up process research of large-scale industrial 3D printing.

关 键 词：FDM工艺 成型空间 加热 保温 

分 类 号：TH16[机械工程—机械制造及自动化] TH122