Sheet Processing Device Mixing Mode for Two-Ply Separation
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Solution Overview
Problem
Existing sheet laminators face challenges in efficiently separating and processing two-ply sheets and inserting sheet media, leading to inefficiencies and potential downtime due to misidentification of sheet types and improper handling.
Innovation Solution
A sheet processing device with a relay conveyance path, sheet loader, and control circuitry that separates two-ply sheets and inserts sheet media, utilizing conveyance sensors and determination sensors to accurately identify and process both lamination sheets and inner sheets, enabling a mixing mode for efficient operation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a sheet laminator separates two-ply sheets and inserts sheet media, then lamination processing is performed, but misidentification of sheet types causes inefficiency and downtime
Solution Approach 1:
The patent employs determination sensors to detect sheet types (two-ply sheets vs. inner sheets) and conveys this information back to the control circuitry. Based on this feedback, the control circuitry adjusts the conveyance path routing - directing two-ply sheets through the separation device while allowing inner sheets to pass through directly, thereby preventing misidentification and ensuring accurate processing without downtime
Solution Approach 2:
The patent replaces manual or mechanical sheet type differentiation with an automated sensor-based identification system. Determination sensors (optical or other non-contact types) detect sheet properties such as transparency or thickness to automatically classify sheet types, eliminating the need for mechanical separation methods that cause downtime or misidentification
2Ease of operation
If the sheet processing device uses a relay conveyance path and sheet loader, then sheet handling is improved, but device complexity increases
Solution Approach 1:
The patent designs the sheet loader and relay conveyance path to handle multiple sheet types (two-ply sheets and inner sheets) through a single integrated system. The same conveyance path accommodates both sheet types by dynamically routing them based on sensor detection, eliminating the need for separate loading mechanisms for each sheet type and reducing overall device complexity
Solution Approach 2:
The relay conveyance path acts as an intermediary between the sheet loader and the processing areas. It receives sheets from the loader, uses determination sensors to identify sheet types, and then directs them to the appropriate destination (separation device for two-ply sheets or through to the image forming apparatus for inner sheets), simplifying the overall system architecture
3Adaptability or versatility
If the control circuitry performs mixing mode to feed sheets, then operational flexibility is improved, but control complexity increases
Solution Approach 1:
The patent implements a dynamic control system where the conveyance path routing is continuously adjusted based on real-time sheet type detection. The control circuitry switches between different feeding modes (mixing mode for flexible operation, dedicated modes for specific sheet types) depending on what sheets are detected, allowing operational flexibility without requiring complex pre-programmed control for every scenario
Data Source
AI summary
A sheet processing device separates a two-ply sheet in which two sheets are overlapped and partially bonded and sandwich a sheet medium between the two sheets. The sheet processing device includes a relay conveyance path, a sheet loader, and control circuitry. The sheet medium is fed from an image forming apparatus connected upstream of the sheet processing device through the relay conveyance path. The sheet loader loads at least one of the two-ply sheet and the sheet medium. The control circuitry performs a mixing mode to feed the two-ply sheet or the sheet medium from the sheet loader.