The influence of standoff variations on the forming accuracy in laser direct metal deposition

Rapid Prototyping Journal

Volumn 17, Issue 2, 2011, Pages 98-106

  Zhu, Gangxian ^a   Li, Dichen ^a   Zhang, Anfeng ^a   Pi, Gang ^a   Tang, Yiping ^a  

^a XI'AN JIAOTONG UNIVERSITY   (China)

Author keywords

Formed materials; Metals; Powders

Indexed keywords

BUILDING HEIGHT; CLADDING LAYER; DESIGN/METHODOLOGY/APPROACH; DIFFERENT PROCESS; DIMENSIONAL ACCURACY; DIRECT METAL DEPOSITION; FOCAL LENGTHS; FOCAL POINTS; FORMED MATERIALS; FORMING ACCURACY; LAYER THICKNESS; OPEN LOOP CONTROL; POWDER DEPOSITION; REGRESSION ALGORITHMS; SMOOTH SURFACE; STAINLESS STEEL 316L; STANDOFF DISTANCE; THEORETICAL CALCULATIONS; THIN-WALL PARTS; TOP SURFACE;

FOCUSING; FORMING; NOZZLES; STAINLESS STEEL; SURFACES; WALLS (STRUCTURAL PARTITIONS);

POWDER METALS;

EID: 79952433185     PISSN: 13552546     EISSN: None     Source Type: Journal    
DOI: 10.1108/13552541111113844     Document Type: Article

References (10)

1. Bi, G.J., Gasser, A., Wissenbach, K., Drenker, A. and Poprawe, R. (2006), "Characterization of the process control for the direct laser metallic powder deposition", Surface & Coatings Technology, Vol. 201 No. 6, pp. 2676-83. (Pubitemid 44742944)
2. Griffith, M.L., Schlienger, M.E., Harwell, L.D., Oliver, M.S., Baldwin, M.D., Ensz, M.T., Essien, M., Brooks, J., Robino, C.V., Smugeresky, J.E., Hofmeister, W.H., Wert, M.J. and Nelson,D.V. (1999), "Understanding thermal behavior in the LENS process", Materials & Design, Vol. 20 Nos 2/3, pp. 107-13. (Pubitemid 29388706)
3. Hu, D.M. and Kovacevic, R. (2003), "Sensing, modeling and control for laser-based additive manufacturing", International Journal of Machine Tools & Manufacture, Vol. 43 No. 1, pp. 51-60. (Pubitemid 35385285)
4. Lewis,G.K. and Schlienger,E. (2000), "Practical considerations and capabilities for laser assisted direct metal deposition", Materials & Design, Vol. 21 No. 4, pp. 417-23. (Pubitemid 30234000)
5. Liu, J.C. and Li, L.J. (2004), "In-time motion adjustment in laser cladding manufacturing process for improving dimensional accuracy and surface finish of the formed part", Optics and Laser Technology, Vol. 36 No. 6, pp. 477-83.
6. Liu, J.C. and Li, L.J. (2005), "Effects of powder concentration distribution on fabrication of thin-wall parts in coaxial laser cladding", Optics and Laser Technology, Vol. 37 No. 4, pp. 287-92.
7. Liu, J.C. and Li, L.J. (2007), "Effects of process variables on laser direct formation of thin wall", Optics and Laser Technology, Vol. 39 No. 2, pp. 231-6. (Pubitemid 44331283)
8. Mazumder, J., Dutta, D., Kikuchi, N. and Ghosh, A. (2000), "Closed loop direct metal deposition: Art to part", Optics and Lasers in Engineering, Vol. 34 Nos 4-6, pp. 397-414. (Pubitemid 32196166)
9. Pinkerton, A.J. and Li, L. (2004), "The significance of deposition point standoff variations in multiple-layer coaxial laser cladding (coaxial cladding standoff effects)", International Journal of Machine Tools & Manufacture, Vol. 44 No. 6, pp. 573-84.
10. Wu, X. and Mei, J. (2003), "Near net shape manufacturing of components using direct laser fabrication technology", Journal of Materials Processing Technology, Vol. 135 Nos 2/3, pp. 266-70.