- 专利标题: Apparatus and method for smooth cornering in a motion control system
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申请号: EP03078167.8申请日: 2000-11-20
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公开(公告)号: EP1398681A3公开(公告)日: 2004-11-17
- 发明人: Yutkowitz, Stephen J.
- 申请人: Siemens Energy & Automation, Inc.
- 申请人地址: 3333 Old Milton Parkway Alpharetta, GA 30005-4437 US
- 专利权人: Siemens Energy & Automation, Inc.
- 当前专利权人: Siemens Energy & Automation, Inc.
- 当前专利权人地址: 3333 Old Milton Parkway Alpharetta, GA 30005-4437 US
- 代理机构: Neill, Andrew Peter
- 优先权: US166625P 19991119; US711443 20001113
- 主分类号: G05B19/41
- IPC分类号: G05B19/41 ; G05B19/4103
摘要:
A method and apparatus for controlling motion through consecutive linear spans that define a comer in a desired motion path, such as a motion path in a machine tool system for example, is disclosed. In one embodiment, a plurality of data points that define a desired motion path is provided, and the plurality of data points define a plurality of consecutive spans. It is determined whether two consecutive linear spans define a comer having an angle within a predetermined range, and if so, a non-linear path is determined which connects to the two consecutive linear spans with continuity in curvature. An actuator is then controlled according to the non-linear path.
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