Robot Manipulator Co-Positioning Physical and Virtual Objects
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Solution Overview
Problem
Existing systems for positioning physical objects during performances have low accuracy and limited degrees of freedom, making it difficult to synchronize object movement with projected images and sound accompaniments effectively.
Innovation Solution
A system comprising a robot manipulator with six-axis movement accuracy up to 0.01 mm, a projection mesh screen, and a control unit that synchronizes the movement of physical and virtual objects, along with controlled stage lighting, to enhance positioning accuracy and freedom, allowing for precise coordination with projected images and sound.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If traditional cable systems with blocks and loads are used for positioning physical objects, then the system structure is simple, but the positioning accuracy is low and the degrees of freedom are limited
Solution Approach 1:
The patent replaces traditional mechanical cable-block positioning systems with a robot manipulator system that uses computer-controlled actuators and sensors. The robot manipulator with six-axis movement capability provides precise positioning (accuracy up to 0.01 mm) by substituting manual mechanical operations with automated robotic control, thereby dramatically improving positioning accuracy while accepting increased system complexity
Solution Approach 2:
The patent changes key operational parameters by implementing a robot manipulator system that achieves positioning accuracy of up to 0.01 mm and movement speed up to 2000°/sec, compared to the low accuracy and slow response of traditional cable systems. The control unit enables real-time parameter adjustment and synchronization between physical objects and projected images
2Speed
If traditional hoisting equipment with drums and cables is used, then the device structure is simple, but the movement speed and responsiveness are low
Solution Approach 1:
The patent replaces traditional drum-and-cable hoisting mechanisms with a robot manipulator system equipped with high-speed actuators. The robot manipulator achieves rotation speeds up to 2000°/sec and rapid positioning capabilities by substituting slow mechanical winding operations with fast robotic joint movements, thereby dramatically improving movement speed and responsiveness
Solution Approach 2:
The patent implements dynamic control through the robot manipulator system, which can rapidly change movement parameters, acceleration, and positioning in real-time. The control unit enables dynamic adjustment of movement profiles and synchronization with projected images, transforming the static, slow response of traditional hoisting equipment into a dynamic, high-speed system
3Extent of automation
If traditional positioning systems are used, then the system is easy to operate, but the synchronization with projected images and sound is difficult
Solution Approach 1:
The patent implements feedback control through the control unit that receives data from position sensors and cameras, continuously monitors the positions of physical objects and projected images, and automatically adjusts robot manipulator movements to maintain precise synchronization. This closed-loop feedback system enables automatic synchronization without manual intervention
Solution Approach 2:
The patent creates a multi-functional control unit that simultaneously manages robot manipulator positioning, projection device coordination, lighting control, and sound synchronization. This universal control system integrates multiple functions into a single automated platform, enabling synchronized operation of physical objects, visual projections, and audio elements
4Adaptability or versatility
If cable-based positioning systems are used, then the system has low inertia, but the degrees of freedom are limited
Solution Approach 1:
The patent implements dynamic, multi-axis movement capability through the robot manipulator system, which provides six degrees of freedom for positioning physical objects. The robot manipulator can perform complex trajectories, rotations, and positioning maneuvers in three-dimensional space, transforming the limited, linear movement of cable systems into versatile, multi-directional motion
Solution Approach 2:
The patent adds dimensional complexity by enabling six-axis movement of the robot manipulator, allowing positioning in three-dimensional space with rotational capabilities. This transforms the one-dimensional, linear movement of traditional cable systems into multi-dimensional, spatially complex motion patterns
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
The system significantly improves the accuracy and speed of object movement, increasing degrees of freedom, and enables synchronized combination with projected images and sound, enhancing overall performance functionality.
Implementation Method 1
the projection device is coupled to the control unit and configured to project the luminous flux onto the projection mesh screen
Implementation Method 2
the projection mesh screen is made of the material partially reflecting the luminous flux projected onto it
Data Source
AI summary
A system for co-positioning physical and virtual objects during stage performances when the movements of the object (3) on the stage (1) are combined with the projected image. The technical result to be achieved is in the enhancement of functionalities of the system due to the increase in the accuracy of movement of the object (3), the increase in speed and degrees of freedom of the object (3) movement providing simultaneous synchronized co-positioning of physical and virtual objects (3).