Warehouse Pickup Robot Alignment for Higher Item Throughput
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Solution Overview
Problem
Existing handling robots in intelligent warehousing systems have limited capacity to load inventory items and are inefficient in their operation, leading to suboptimal warehouse management.
Innovation Solution
A handling robot equipped with a telescopic arm, lifting assembly, and detection device that adjusts its posture to accurately retrieve and transport inventory items by aligning with a reference line, allowing for the loading and unloading of items between warehouse shelves and storage units, thereby increasing the number of items that can be handled.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Quantity of substance
If existing handling robots are used with simple shelving structures, then the device complexity is low, but the quantity of inventory items that can be loaded is too few and productivity is low
Solution Approach 1:
The patent implements a nested structure where storage frames are arranged vertically with multiple storage units stacked in layers. The material handling device with telescopic arm and manipulator is nested within the vertical space, allowing it to access multiple storage units at different heights. This nesting approach maximizes the use of vertical space to increase inventory capacity without proportionally increasing the robot's horizontal footprint.
Solution Approach 2:
The patent employs dynamic components including a telescopic arm that can extend and retract to reach different storage positions, a manipulator with adjustable gripping mechanisms to handle various inventory items, and a lifting assembly that can vertically position the material handling device. These dynamic elements allow the robot to adapt its configuration to maximize loading capacity while maintaining operational efficiency.
2Measurement precision
If the handling robot uses a fixed shelving structure without alignment mechanisms, then the device complexity is low, but the positioning accuracy and efficiency are insufficient
Solution Approach 1:
The patent incorporates detection devices such as cameras or sensors that continuously monitor the position of the material handling device relative to inventory items and reference lines. This feedback information is used by the control system to make real-time adjustments to the telescopic arm extension, manipulator positioning, and lifting assembly height, ensuring precise alignment and accurate placement of inventory items in storage units.
Solution Approach 2:
The patent replaces manual alignment and positioning operations with an automated control system that uses detection devices and reference lines to guide the material handling device. Instead of relying on mechanical alignment features alone, the system uses visual or sensor-based detection to determine positions and automatically calculates the required movements of the telescopic arm, manipulator, and lifting assembly to achieve precise positioning.
3Quantity of substance
If the handling robot lacks vertical movement capability, then the device complexity is low, but the quantity of inventory items that can be handled is limited
Solution Approach 1:
The patent transitions from a two-dimensional horizontal shelving structure to a three-dimensional vertical storage system. The lifting assembly provides vertical movement capability, allowing the material handling device to access storage units at multiple height levels. This addition of the vertical dimension significantly increases the quantity of inventory items that can be stored and handled without proportionally increasing the horizontal space occupied by the robot.
Data Source
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AI summary
A method for retrieving an inventory item based on a handling robot, where the handling robot includes: a storage frame; and a material handling device installed on the storage frame, and including a telescopic arm and a manipulator installed to the telescopic arm; and the method for retrieving an inventory item includes: driving, by the telescopic arm, the manipulator to extend to a preset position of warehouse shelf along a preset horizontal reference line; loading, by the manipulator that is remained on the reference line, the inventory item located in the preset position; driving, by the telescopic arm, the manipulator loaded with the inventory item to move to the storage frame along the reference line; and unloading, by the manipulator that is remained on the reference line, the inventory item to the storage frame.