Rotary Panel Edge-Banding Layout for Fast Shaped Panel Processing
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Solution Overview
Problem
Existing panel squaring and edge-banding systems are either slow and unsafe due to alternating spindle and edge-banding head operations or fast but inflexible and space-consuming, lacking the ability to produce shaped panels.
Innovation Solution
A method and machine that uses a rotatable member to sequentially position panels at multiple specialized work-stations around a circular series, allowing for high-speed, flexible, and compact edge-banding operations, including milling, edge-taping, and trimming, with a robot or manipulator for loading and unloading.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If a multi-tool spindle and edge-banding head alternate to process the panel, then the panel can be processed, but the production speed is very slow
Solution Approach 1:
The processing system is segmented into multiple specialized work-stations (milling station, edge-banding station, trimming station) arranged in a circular series around the rotatable member. Each station performs a specific operation simultaneously as the panel rotates, eliminating the need for alternating operations and significantly improving production speed.
Solution Approach 2:
Multiple processing functions (milling, edge-banding, trimming) are merged into a single integrated system where the panel passes through all stations during one rotation. This combines previously separate operations into a unified continuous process, eliminating idle time between operations.
2Productivity
If high-speed in-line edge-banders are used, then production speed is fast, but the system occupies entire warehouses and has little flexibility
Solution Approach 1:
The system transitions from a linear in-line arrangement to a circular/rotational configuration. Multiple work-stations are arranged concentrically around a central rotatable member, allowing panels to be processed in a circular path rather than traveling through a long linear sequence. This dramatically reduces the floor space required while maintaining high-speed continuous processing.
Solution Approach 2:
The processing path is curved/circular rather than linear. The panel rotates in a circular motion around the central axis, passing through work-stations positioned at different angular positions. This curved configuration compactly packs multiple processing stations into a small radial space, reducing the overall footprint compared to linear arrangements.
3Productivity
If high-speed in-line edge-banders are used, then processing is fast, but the system cannot produce shaped panels, only rectangular ones
Solution Approach 1:
The system replaces fixed processing paths with a dynamic rotational mechanism. The panel can be rotated to different angular positions, and the rotatable member can be adjusted to accommodate various panel shapes and sizes. This dynamic configuration allows the same equipment to process both rectangular panels and shaped panels with rounded edges or irregular perimeters.
Solution Approach 2:
The circular work-station arrangement creates a universal processing system that can handle multiple panel types and operations. The same set of work-stations can process different panel shapes, sizes, and require different sequences of operations (milling, edge-banding, trimming) depending on the specific panel requirements, providing great versatility.
4Ease of manufacture
If the tail of the tape protrudes from the edge-banding head during processing, then the edge-banding can be applied, but safety issues and jamming occur
Solution Approach 1:
The system introduces an intermediary trimming operation between edge-banding and final panel completion. The trimming station removes excess tape protruding from the panel edges, preventing the tape tail from flailing around like a whip. This intermediary step eliminates safety hazards and potential jamming while maintaining the ease of edge-banding application.
Data Source
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AI summary
A method for squaring and edge-banding panels is described, with the steps of: - loading a panel onto a member rotatable about a vertical rotation axis; - rotating the rotatable member with predefined angular steps until it completes a complete revolution, - sequentially stopping the panel in front of N processing work-stations, N >= 2, arranged in a circular array around the rotatable member, wherein, during the rotation of the rotatable member, the panel is always held vertical; - as the panel is stopped at the N work-stations, processing the panel edges using panel edge processing units installed at the N work-stations; and - unloading the processed panel from the rotatable member. The method enables high production rates in limited spaces.