Independent Flap Suppression for Higher-Throughput Case Handling
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Solution Overview
Problem
Existing case-handling systems face inefficiencies in processing cases of varying sizes, as they often require sequential processing and adjustment for each case, leading to reduced throughput.
Innovation Solution
A case-handling system with multiple independently movable flap-suppressing devices, controlled by a central controller, allows simultaneous preparation for the next case while folding the current case, by vertically moving these devices independently to accommodate different case sizes.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If a single flap-suppressing device is used to process cases, then the device structure is simple, but the throughput is reduced due to sequential processing requirements
Solution Approach 1:
The system divides the single flap-suppressing device into multiple independent flap-suppressing devices (first, second, and third devices) that can operate simultaneously on different cases. Each device can independently suppress flaps of cases at different positions along the conveyor, enabling parallel processing and increasing throughput without requiring complex coordination mechanisms.
Solution Approach 2:
Each flap-suppressing device is equipped with independent vertical movement capability through actuators, allowing them to dynamically adjust their positions based on case size variations. This dynamic adjustment enables the multiple devices to maintain optimal suppression positions while processing cases of different dimensions simultaneously, resolving the contradiction between handling variable case sizes and maintaining high throughput.
2Loss of time
If the system waits for complete processing of one case before adjusting for the next case, then processing accuracy is maintained, but latency increases
Solution Approach 1:
The system performs preliminary positioning of multiple flap-suppressing devices in advance, with each device independently moving to its required vertical position based on the detected size of the corresponding case. This preliminary action allows the devices to be ready for immediate suppression operation without waiting for sequential case processing to complete, thereby reducing latency while maintaining accuracy through pre-positioning.
Solution Approach 2:
The multiple independently movable flap-suppressing devices enable continuous operation by eliminating idle waiting time. While one device is processing a case, other devices are simultaneously preparing or processing other cases, ensuring that the system maintains continuous useful action without interruptions. This continuity reduces latency while preserving processing accuracy through consistent suppression force application.
3Productivity
If multiple independently movable flap-suppressing devices are used to increase throughput, then productivity improves, but device complexity increases
Solution Approach 1:
Each flap-suppressing device is designed as a universal unit capable of handling cases of various sizes through independent vertical movement. The devices share the same structural design and control mechanism, allowing them to perform the same suppression function on different cases. This universality means that while multiple devices are used to increase throughput, each device maintains a relatively simple and standardized structure, preventing exponential complexity growth.
Data Source
AI summary
Various embodiments provide a case-handling system including multiple flap-suppressing devices that can be vertically moved independently of one another to, when processing a case, enable the case-handling system to prepare for and receive the next case to-be-processed while the case-handling system is still folding the upper major flaps of the current case, which increases throughput.