Robotic Kitting Pick-Up Zone Control for Diverse Item Handling
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Solution Overview
Problem
Existing kitting operations, particularly those involving robotic systems, face challenges in efficiently handling arbitrary quantities of items with varying sizes and fragilities due to limitations in robotic arm grasping agility and dexterity, leading to a high reliance on human labor.
Innovation Solution
A robotic kitting system comprising modular components, including shelves, bins, and robotic arms, integrated with sensors and computer-controlled structures to manipulate items for optimal positioning and retrieval, utilizing strategies to reposition items within pick-up zones to facilitate autonomous operation, and invoking human intervention when necessary.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Extent of automation
If a robotic arm is used to perform kitting operations, then automation is improved, but the system's ability to handle arbitrary quantities of items with varying sizes and fragilities deteriorates due to limitations in grasping agility and dexterity
Solution Approach 1:
The system dynamically adjusts the pick-up zone configuration based on item characteristics. The robotic arm can modify its grasping strategy in real-time by receiving image data about item position, orientation, and properties, allowing it to adapt to varying sizes and fragilities while maintaining automated operation
Solution Approach 2:
The system uses image data from cameras or sensors to provide feedback about item characteristics before the robotic arm attempts grasping. This feedback loop allows the control system to plan appropriate grasping strategies and adjust parameters such as gripper force, approach angle, and pick-up location based on detected item properties
2Adaptability or versatility
If the robotic arm is programmed to retrieve items from arbitrary locations, then versatility is improved, but the complexity of programming and controlling the robotic arm increases
Solution Approach 1:
The system performs preliminary actions by pre-positioning items in standardized pick-up zones before the robotic arm needs to retrieve them. Image data is captured in advance to identify item locations and characteristics, allowing the control system to plan retrieval sequences without complex real-time decision-making
Solution Approach 2:
The system introduces an intermediary layer (image processing and control system) between the robotic arm and the items. This intermediary translates arbitrary item locations into standardized pick-up zone coordinates, simplifying the robotic arm's programming while maintaining the ability to handle items from various sources
3Adaptability or versatility
If human labor is used for kitting operations, then handling of diverse items is improved, but productivity and efficiency deteriorate
Solution Approach 1:
The system enables self-service operation where the robotic arm autonomously identifies, selects, and retrieves items based on image data and pre-programmed kitting sequences. The system can independently handle diverse items through automated image analysis and adaptive grasping strategies, eliminating the need for human operators while maintaining high productivity
Data Source
AI summary
A kitting system is disclosed. In various embodiments, the kitting system includes a conveyance structure configured to impart to an item a first net resultant force substantially in a first direction, wherein the first direction is associated with a direction of flow from a source end of the conveyance structure to a destination end opposite the source end and associated with a pick-up zone from which the item is to be retrieved; a sensor configured to provide a sensor output associated with the pick-up zone; and a processor configured to provide a control input to one or both of the conveyance structure and a disrupter device associated with the conveyance structure based at least in part on the sensor output.