Movable Body Staggered Replacement for Continuous Transport
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Solution Overview
Problem
Existing article transporting apparatuses face challenges in maintaining continuous operation due to synchronized replacement timings of wearable parts, leading to interruptions when all movable bodies need replacement at the same time, and difficulties when replacement timings differ, causing logistical issues during replacement operations.
Innovation Solution
The apparatus employs an operation controlling means that differentiates the past operation history of each movable body to stagger the replacement timings, allowing continuous operation by temporarily removing only the worn unit for replacement while others continue service, and synchronizes replacement operations by matching past operation histories to facilitate simultaneous replacement.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If replacement timings of equipments are synchronized among all movable bodies, then replacement operations can be performed simultaneously to simplify maintenance logistics, but continuous article transporting operation is interrupted when all movable bodies are taken out of service
Solution Approach 1:
The patent segments the movable bodies into different groups based on their past operation histories, creating distinct replacement schedules for each group. This allows replacement operations to be performed on individual movable bodies or small subsets rather than all simultaneously, enabling continuous operation while maintaining coordinated replacement logistics.
Solution Approach 2:
The patent implements dynamic selection of movable bodies for article transporting operations based on real-time monitoring of past operation histories. The operation controlling means adaptively chooses which movable bodies to deploy and which to take for replacement, optimizing both continuous operation and replacement scheduling throughout the system's lifecycle.
2Productivity
If replacement timings of equipments are staggered among movable bodies to maintain continuous operation, then continuous article transporting operation is maintained, but replacement operations become more complex to coordinate
Solution Approach 1:
The patent employs feedback mechanisms where the operation controlling means continuously monitors past operation histories of all movable bodies and uses this information to make informed decisions about deployment and replacement scheduling. This automated feedback loop simplifies the coordination of staggered replacement timings by eliminating the need for manual tracking and scheduling of multiple replacement schedules.
Solution Approach 2:
The patent changes the parameter of replacement timing from a fixed synchronized schedule to a variable schedule based on individual past operation histories. By making replacement timing a dynamic parameter rather than a fixed constant, the system can stagger replacements to maintain continuous operation while the control system manages the complexity of coordination.
3Productivity
If movable bodies are selected based on current availability only, then article transporting operations can be performed, but replacement timing synchronization is lost and all units may wear out simultaneously
Solution Approach 1:
The patent performs preliminary actions by monitoring and recording past operation histories of all movable bodies before replacement is needed. This advance tracking allows the operation controlling means to predict when each movable body will require replacement and to proactively schedule replacements in a staggered manner, preventing simultaneous wear-out while maintaining current productivity.
Data Source
AI summary
An article transporting apparatus, according to one preferred embodiment, includes:a plurality of movable bodies for transporting articles, the movable bodies being movable between a plurality of article transfer locations; andan operation controlling section for controlling the plurality of movable bodies so that the movable bodies effect article transporting operations in accordance with an article transport request information;wherein the operation controlling section selects a movable body from the group of movable bodies for an article transporting operation, based on an operation condition configured to cause each of the movable bodies to have a different past operation history such that a timing for replacing a replaceable part for one movable body is different from replacement timings for other movable bodies.