熔融沉积快速成型工艺过程分析及应用

Process analysis and application for rapid prototyping based on fused deposition modeling

介绍熔融沉积快速成型技术的基本原理,分析成型工艺过程的技术特点。从机械系统和控制系统等主要组成部分论述了熔融沉积成型设备的整体构造。以一个深沟球轴承为研究案例,详细地论述了成型件的具体加工过程并在MEM320A快速成型机上加工出ABS材料的实物。最后,探讨了熔融沉积快速成型技术在产品设计、功能展示、样品制造和生物医学等领域的应用情况,同时展望了该技术在未来的发展前景。

The working principle of rapid prototyping technology is presented based on fused deposition modeling（FDM）and its technology features is summarized.Then integral construction of FDM system is discussed respectively from mechanical device to control cell.Taking a deep groove ball bearing as experimental object,main machining process of the workpiece is expounded in detail and object made of ABS material is manufactured in the MEM320A rapid prototyping machine.Moreover the application of FDM in production design,function demonstration and biomedical engineering is discussed as well as the future development of FDM is prospected.