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Interactive control method oriented to teleoperation hand-eye coordination

A hand-eye coordination and interactive control technology, applied in the direction of program control manipulators, manipulators, manufacturing tools, etc., can solve problems such as poor practicability, achieve the effect of good practicability and reduce the difficulty of remote operation

Active Publication Date: 2019-10-22
NORTHWESTERN POLYTECHNICAL UNIV
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  • Abstract
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  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] In order to overcome the shortcomings of poor practicability of existing human-computer interaction control methods, the present invention provides an interactive control method oriented to hand-eye coordination of remote operation

Method used

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  • Interactive control method oriented to teleoperation hand-eye coordination
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  • Interactive control method oriented to teleoperation hand-eye coordination

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specific Embodiment approach

[0029] In order to verify the effectiveness of the operation technology for teleoperation hand-eye coordination proposed by the present invention, the present invention combines the three-dimensional graphics development environment OSG (OpenSenceGraph) and the interactive tool NovintFalcon hand controller, based on the control of the motion of the IRB120 mechanical arm in the virtual scene Carry out simulation demonstration verification, the specific implementation method is as follows:

[0030] Step 1. Interactive device data collection. Taking the upward movement of the hand controller as an example, the real-time position and attitude information P of the hand controller is collected at equal intervals during the movement of the hand controller. c n ; Collect the real-time pose information P of the hand controller c n and the previous moment pose information P c n-1 Make a difference to get the precession amount ΔP of the hand controller; the precession amount ΔP accor...

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Abstract

The invention discloses an interactive control method oriented to teleoperation hand-eye coordination, which is used for solving the technical problem that an existing human-computer interaction control method is poor in practicability. The technical scheme is based on conversion of a coordinate system, when an operator controls a scene object to move through the exchange equipment, firstly, the pose of the scene object is converted into a camera coordinate system from a world coordinate system, then a new camera coordinate system pose coordinate is obtained according to expected movement andthe feeding amount of the interactive equipment in a camera coordinate system, finally converting the newly-obtained pose coordinates into the world coordinate system through the camera coordinate system so as to control the actual movement of the scene object. According to the interactive control method, the hand-eye coordination in the remote operation process is realized, that is, the movementof the scene object in the process of interactive operation is not influenced by the observation scene view angle change of an operator, the movement of the scene object is consistent with the movement of the interactive equipment, the method reduces the teleoperation difficulty and is good in practicability.

Description

technical field [0001] The invention relates to a human-computer interactive control method, in particular to an interactive control method oriented to hand-eye coordination of remote operation. Background technique [0002] The document "Master-Slave Control Strategy for Teleoperation Robot System, Journal of Jiangsu University of Science and Technology (Natural Science Edition), 2013, Vol27(8), p643-647" discloses a control method for a master-slave teleoperation robot system. This method adopts an incremental position control method to control the movement of the slave hand with the increment of the master hand, which effectively avoids the cumbersome initial return to the origin. When the operator directly observes the operated environment information and when the operator observes the operated environment information through the image device, the position correspondence between the master and the slave is different. By adjusting the proportional control gain matrix, the...

Claims

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Application Information

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IPC IPC(8): B25J9/16B25J3/00
CPCB25J9/1697B25J9/1602B25J3/00
Inventor 刘正雄司继康黄攀峰任瑾力孟中杰董刚奇张夷斋张帆鹿振宇常海涛
Owner NORTHWESTERN POLYTECHNICAL UNIV
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