- 专利标题: Apparatus and process for producing additive manufactured metal matrix composites and article of manufacture thereof
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申请号: US17455118申请日: 2021-11-16
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公开(公告)号: US11674207B2公开(公告)日: 2023-06-13
- 发明人: Robert Swartz , John Bayldon , Buckley Crist , Eugene Gore
- 申请人: Impossible Objects, Inc.
- 申请人地址: US IL Northbrook
- 专利权人: Impossible Objects, Inc.
- 当前专利权人: Impossible Objects, Inc.
- 当前专利权人地址: US IL Northbrook
- 代理机构: Dunlap Bennett & Ludwig, PLLC
- 分案原申请号: US16195362 2018.11.19
- 主分类号: C22C47/02
- IPC分类号: C22C47/02 ; C22C47/06 ; C22C47/20 ; C22C49/14 ; B33Y30/00 ; B33Y40/00 ; B29C64/194 ; B29C64/205 ; B29C64/165 ; B22F10/10 ; B22F12/00 ; B22F10/66 ; B22F7/04 ; B29C67/00 ; B33Y10/00 ; B33Y80/00 ; B29C64/112 ; B22F10/73 ; B22F12/53 ; B22F10/62 ; B22F3/02 ; B22F3/10 ; B22F7/06 ; B22F7/08
摘要:
A method, product, apparatus, and article of manufacture for the application of the Composite Based Additive Manufacturing (CBAM) method to produce objects in metal, and in metal fiber hybrids or composites. The approach has many advantages, including the ability to produce more complex geometries than conventional methods such as milling and casting, improved material properties, higher production rates and the elimination of complex fixturing, complex tool paths and tool changes and, for casting, the need for patterns and tools. The approach works by slicing a 3D model, selectively printing a fluid onto a sheet of substrate material for each layer based on the model, flooding onto the substrate a powdered metal to which the fluid adheres in printed areas, clamping and aligning a stack of coated sheets, heating the stacked sheets to melt the powdered metal and fuse the layers of substrate, and removing excess powder and unfused substrate.
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