[1]Virginity,Yu Yuan,Wang Xiaochun.Research on freeform surface design and toolpath generation technology[J].Journal of Zhengzhou University (Engineering Science),2001,22(03):56-58,74.[doi:10.3969/j.issn.1671-6833.2001.03.017]
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Journal of Zhengzhou University (Engineering Science)[ISSN
1671-6833/CN
41-1339/T] Volume:
22
Number of periods:
2001年03期
Page number:
56-58,74
Column:
Public date:
1900-01-01
- Title:
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Research on freeform surface design and toolpath generation technology
- Author(s):
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Virginity; Yu Yuan; Wang Xiaochun
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- Keywords:
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- CLC:
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- DOI:
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10.3969/j.issn.1671-6833.2001.03.017
- Abstract:
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A method of spatial displacement in kinematics is proposed to construct a CAD model of the scanned surface of the tool in CNC machining based on the deformable NURBS (D-NURBS) free curve, so that the original geometric curve surface has the characteristics of a physical surface, which allows designers to use many force-based tools to interactively shape and directly design the profile in a natural and predictable way. The resulting surface is easy to meet the motion and dynamics limitations of the special CNC machining machine used, and at the same time obtains a new method of toolpath design for freeform CNC machining, which combines kinematics, computer-aided geometric design and CAD/CAM technology to provide a basis for parallel geometry design and manufacturing.