Adaptive Suction Assembly Control for Diverse Object Handling
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Solution Overview
Problem
Existing technologies face challenges in efficiently and precisely controlling the suction force and position of suction assemblies for robotic systems, particularly in handling diverse objects with varying shapes and properties.
Innovation Solution
A robotic system with a suction assembly that includes multiple suction portions, each equipped with a drive for positional adjustment and a negative pressure generator for adjustable suction force, controlled by a suction force specifier and position specifier based on object information, allowing precise manipulation of objects.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Device complexity
If a single suction assembly is used, then the device complexity is reduced, but the adaptability to handle diverse objects with varying shapes and properties deteriorates
Solution Approach 1:
The suction assembly is divided into multiple independent suction portions (first suction portion and second suction portion), each capable of being independently controlled. This segmentation allows the system to adapt to different object shapes and sizes by selectively activating appropriate suction portions, thereby improving versatility without significantly increasing overall system complexity.
Solution Approach 2:
The suction portions are made movable relative to each other through a drive mechanism, enabling dynamic reconfiguration of the suction assembly. This dynamic capability allows the system to adapt its structure in real-time to match the geometry of different objects, enhancing handling capability while maintaining a relatively simple base structure.
2Device complexity
If fixed suction force is applied, then the control system is simpler, but the precision in handling objects with varying properties deteriorates
Solution Approach 1:
The suction force is made variable through independent control of each suction portion's negative pressure generator. This allows the system to adjust suction force parameters dynamically based on object properties such as weight, shape, and material characteristics, thereby improving handling precision without requiring a fundamentally complex control architecture.
Solution Approach 2:
Each suction portion can apply different suction forces independently, allowing localized optimization of suction parameters for different regions of an object. This local quality control enables precise handling of objects with varying properties across their surfaces, achieving high precision while keeping the overall control system manageable.
3Adaptability or versatility
If multiple suction portions are added, then the adaptability to handle diverse objects is improved, but the device complexity increases
Solution Approach 1:
The suction portions are arranged in a nested or overlapping configuration where the second suction portion can move relative to the first suction portion. This nesting approach allows multiple suction portions to occupy a compact space, improving adaptability to diverse objects while minimizing the increase in overall device complexity and footprint.
Solution Approach 2:
The suction assembly is designed with multi-functional capability where the same set of suction portions can handle various types of objects by adjusting their positions and activation states. This universality allows the system to achieve high adaptability without proportionally increasing complexity, as the same components serve multiple handling scenarios.
4Manufacturing precision
If movable suction portions are implemented, then the precision in object handling is improved, but the device complexity increases
Solution Approach 1:
The drive mechanisms for moving the suction portions are integrated and coordinated through a unified control system. By merging the control of multiple movable components into a single coordinated system, the patent achieves precise positioning of suction portions for accurate object handling while avoiding the complexity of entirely independent drive systems for each component.
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
Enables precise and adaptable suction and handling of objects with varying shapes and properties, enhancing the robotic system's ability to transfer objects accurately and efficiently.
Implementation Method 1
a negative pressure generator configured to generate a negative pressure in the suction portions
Data Source
AI summary
A processing device includes a suction force specifier that specifies, based on first object information about an object, a suction force from a suction assembly to suck the object.