Invention Application
- Patent Title: ROBOT HIGH FREQUENCY POSITION STREAMING
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Application No.: US15984467Application Date: 2018-05-21
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Publication No.: US20180333852A1Publication Date: 2018-11-22
- Inventor: Yi Sun , Jason Tsai , Sai-Kai Cheng , James F. Huber
- Applicant: Fanuc America Corporation
- Main IPC: B25J9/16
- IPC: B25J9/16

Abstract:
A method and a system stream robot tool center point position to external processors at high frequency. The method includes the steps of: reading robot joint encoder data using an Interrupt Service Routine in the robot controller; calculating tool center point position based on the encoder data; and sending the calculated position data to a network socket in a high priority task. The method achieves tool center point and/or joint position communication at fast and consistent time intervals, as compared to much longer times for prior art methods. A downstream device, such as a processor or controller for another machine, reads the communicated tool center point and/or joint position data and uses it to control the operations of its own device. High speed motion command streaming from outside processors can be used in a similar way to control the robot.
Public/Granted literature
- US10773383B2 Robot high frequency position streaming Public/Granted day:2020-09-15
Information query
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