金属零件的激光快速成型是结合CAD/CAM、高功率激光熔覆和快速原型制造的先进技术. 研究了用激光快速成型技术制造TC4钛合金的力学性能, 分析了低温退火和热等静压处理对力学性能的影响, 并且测量了成型后试件的含氧量, 观察了拉伸试件的断口形貌. 研究结果表明激光快速成型制造的TC4钛合金的力学性能高于铸造组织的力学性能, 达到了锻造组织的力学性能.
参考文献
| [1] | Robert Irving .Taking a powder: laser processing[J].International Journal of Powder Metallurgy,2000(4):69-74. |
| [2] | Jouni Hanninen .DIRECT METAL LASER SINTERING[J].Advanced Materials & Processes,2002(5):33-36. |
| [3] | William Hofmeister .Investigating solidification with the laser-engineered net shaping (LENS[TM]) process[J].TOM,1999(51):46. |
| [4] | Hu Y P;ChenC W;Mukherjee K.Measurement of temperature distributions during laser cladding process[J].Journal of Laser Applications,2000(12):126. |
| [5] | GrumJ;Sturm R .Residual stresses on flat specimens of different kind of grey and nodular irons after laser surfaceRemelting[J].材料科学与工艺(英文版),2001,17:419. |
| [6] | Sam Froes .Laser forming titanium components from powder[J].Material Technology and Advanced Performance Materials,2000,15:6. |
| [7] | Koryn P A;Moore E H;SemiatinS L .The effect of laser power andTraverse speed on microstructure,porosity,and build height in laser-depositedTi-6Al-4V[J].Scripta Materialia,2000,43:299. |
| [8] | Koryn P A;Moore E H;SemiatinS L .Microstructure and texture evolution during solidification processing of Ti-6Al-4V[J].Journal of Materials Processing Technology,2003,135:330. |
| [9] | Neil J Calder .The place for rapid manufacturing in military[J].Airframe Product-ion Mat Tech Adv Perf Mat,2000,15:34. |
| [10] | Charles S. C. Lei;Eui W. Lee;Andrew Davis .Effect of BSTOA and mill anneal on the mechanical properties of Ti-6Al-4V castings[J].Advanced Materials & Processes,2000(5):75-77. |
| [11] | James D. Cotton;Larry P. Clark;Henry R. Phelps .TITANIUM ALLOYS on the F-22 Fighter Airframe[J].Advanced Materials & Processes,2002(5):25-28. |
| [12] | Stewart Veeck;David Lee;Thomas Tom .Titanium investment castings[J].Advanced Materials & Processes,2002(1):59-62. |
| [13] | 耿洪滨;何世禹;雷廷权 .热循环对TC4钛合金组织和机械性能的影响[J].金属学报,1996,32(01):51. |
| [14] | 丁宏升;郭景杰;贾均.真空感应凝壳熔炼TC4合金的显微组织和力学性能[J].材料科学与工艺,1999(ZK):12. |
| [15] | O.M. Ivasishin;D.G. Savvakin;V.S. Moxson .Titanium Powder Metallurgy for Automotive Components[J].Materials Technology,2002(1):20-25. |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分：
-
10%
-
20%
-
30%
-
40%
-
50%