Component Supply Unit Exchange Sequencing for Faster Job Switching
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Solution Overview
Problem
In component mounting systems, the time required for automatic exchange of multiple component supply units is prolonged, leading to delays in the mounting process and decreased production efficiency.
Innovation Solution
A component mounting system with a unit exchange device and control device that divides component supply units into groups, prioritizing a predetermined number for efficient automatic exchange between the supply and preparation areas, allowing for collective arrangement and swift switching during job changes.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Extent of automation
If multiple component supply units are exchanged automatically at once, then the automation level is improved, but the exchange time increases significantly
Solution Approach 1:
The patent divides the component supply units into multiple groups, where each group contains a predetermined number of units that can be exchanged simultaneously. This segmentation allows the exchange device to handle multiple units in parallel batches, maintaining high automation while controlling exchange time through manageable group sizes.
Solution Approach 2:
The control device performs preliminary arrangement control before the actual exchange, organizing component supply units into groups and determining exchange sequences in advance. This preparation ensures that when exchange operations begin, the units are already positioned and ready, reducing actual exchange time while maintaining automated operation.
2Productivity
If the exchange device handles a large number of component supply units simultaneously, then the productivity is improved, but the exchange time for each operation increases
Solution Approach 1:
The patent segments the component supply units into multiple groups with a predetermined number of units per group. This allows the exchange device to maintain high productivity by handling multiple groups in parallel while controlling the time per operation through manageable group sizes, rather than attempting to exchange all units simultaneously.
Solution Approach 2:
The control device dynamically adjusts the exchange process by performing preliminary arrangement control to organize units into optimal groups and determining exchange sequences based on real-time system state. This dynamic approach allows the system to maintain high productivity while minimizing exchange time through adaptive batch processing.
3Ease of operation
If component supply units are arranged and exchanged in a single operation, then the process simplicity is improved, but the exchange time increases when multiple units are involved
Solution Approach 1:
The patent segments the exchange process into multiple operations, where each operation handles a predetermined number of component supply units. This segmentation maintains operational simplicity for each individual batch while reducing overall exchange time by processing units in manageable parallel batches rather than attempting to handle all units in a single complex operation.
Solution Approach 2:
The control device performs preliminary arrangement control to organize component supply units into groups and determine exchange sequences before the actual exchange operations begin. This preliminary organization simplifies the subsequent exchange operations by pre-positioning units and establishing clear exchange sequences, reducing the complexity and time of each operation.
Data Source
AI summary
A component mounting system that includes a component mounter in which multiple component supply units are detachably arranged in a supply area and mounts components on a board based on a job. The system performs a preparatory arrangement control for dividing the component supply units required for the job into multiple, and controlling the unit exchange device to make an arrangement of the component supply units in each group match an arrangement order in the supply area, and a supply arrangement control for controlling the unit exchange device to automatically exchange the component supply units, and to arrange the component supply units required for the job after switching in the supply area.