3D打印陶瓷材料.ppt

Applications Additive Manufacturing for high performance ceramics Prototypes. Small scale series. Higly complex. Applications Inexpensive and fast production directly from CAD-Data No changing or setup costs Geometrical complexity is not limited No product specific moulds necessary Easy change of geometry Fully functional parts Applications Applications Lot size 1 Exceptional surface quality No tooling costs Arbitrary geometrical variations No costs for design changes Direct production from CAD-data Prototypes Applications Small scale series Low costs up to several hundred parts Simultaneous production without the need for tools No setup costs Simple variations of the part geometry High quality and functionality Applications Highly complex parts No geometrical limitations Manufacturability of defined cellular structures Thin-walled structures Implementation of undercuts and cavities No demolding Fully functional part Cellular Structures Defined open cell Variation of the unit cell Strut thickness 200μm Advantages: Applications: biomedical applications, catalysts, light weight structures Samples New opportunities for the Cim industry Advantages Additive Manufacturing Injection moulding Number of parts Cost per piece AMTs more economical Injection moulding more economical Design development Prototypes Small scale series Potential: Production with batch size 1 Case Study Case Study Heartpump Heartpump Patients with cardiac infarction Temporary support of the heart after an operation Placement via the leg arteria into the aorta Combined with intraaortal balloonpump Mutual energy supply: Heliumgas Hermetical decoupling of turbine and pump Material: Alumina Goal: Doubling of the heart capacity ideal blood supply of the coronary vessel Source: TU Wien Heartpump Source: Vienna University of Technology pump blood helium turbine rotor magnetic clutch blade wheel guide wheel Performance data Diameter 5 mm Lengh 45 mm Rotational s