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沉积3D打印技术.pdf

发布:2017-09-14约5.24万字共32页下载文档
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US 20130307193A1 (i9) United States (12) Patent Application Publication (10) Pub. No.: US 2013/0307193 Al Johnson et al. (43) Pub. Date: Nov. 21, 2013 (54) SUPPORT STRUCTURES AND DEPOSITION Publication Classification TECHNIQUES FOR 3D PRINTING (51) Int.Cl. (71) Applicant: 3D Systems, Inc., Rock Hill, SC (US) B29C 67/00 (2006.01) (52) U.S. Cl. (72) Inventors: Martin Alan Johnson, Rock Hill, SC CPC B29C 67/0055 (2013.01) (US); Chris Roberts Manners, USPC 264/401 Moorpark, CA (US); Andrew Edwards, (57) ABSTRACT North Somerset (GB) There is provided a support structure for use with 3D printing of objects from computer-aided designs. The support struc­ (73) Assignee: 3D Systems, Inc., Rock Hill, SC (US) tures include fine points that contact the down-facing surfaces of the 3D object being printed in order to adequately support the 3D object while also being adapted for easy removal after (21) Appl.No.: 13/896,849
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