Sheet Bundle Transfer Mechanism for Order-Stable Feeding

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Solution Overview

Problem

Existing sheet loading apparatuses require manual operation to transfer sheet bundles, risking order changes and necessitate additional apparatuses for compatibility with different pallet shapes, complicating the process.

Innovation Solution

A sheet feeding apparatus with a transfer mechanism that holds and positions sheet bundles for loading, adjusting orientation and position to ensure the uppermost sheet is correctly aligned for feeding, using a lift mechanism to move the bundle into position.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If manual operation is used to transfer sheet bundles from loading tray to sheet feeding unit, then the operator can control the loading order, but there is a risk of exchange of sheet order due to operator mistake and increased operational complexity

Engineering Contradiction:
Improvesheet order accuracyVSAvoidoperational simplicity
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The system performs automatic sheet bundle transfer and positioning without operator intervention. The transfer mechanism autonomously moves sheet bundles from the loading tray to the sheet feeding unit, and the lifting mechanism automatically adjusts positions, eliminating manual handling and associated errors.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

A transfer mechanism acts as an intermediary device between the loading tray and sheet feeding unit. This intermediate mechanism facilitates automated transfer of sheet bundles, eliminating the need for direct manual operation while ensuring accurate positioning and order maintenance.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If a lifting apparatus is used to automatically unload and reload sheet bundles, then operator mistake is prevented, but the system requires additional apparatus and increased device complexity

Engineering Contradiction:
Improvesheet order accuracyVSAvoidsystem complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The lifting mechanism is integrated with the existing sheet feeding apparatus structure. The lifting function is combined with the transfer mechanism, allowing automated sheet bundle handling to be achieved using the apparatus's own components rather than requiring completely separate lifting equipment.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The transfer mechanism serves multiple functions: it transfers sheet bundles horizontally, the lifting mechanism adjusts vertical positions, and both work together to maintain sheet order. This multi-functionality reduces the need for additional specialized apparatus.

Inventive Principle:
Principle #6Universality (Multi-functionality)

3Adaptability or versatility

If sheet bundles are supplied from multiple types of sheet loading apparatuses, then system versatility is improved, but compatibility with different pallet shapes requires additional apparatus and change procedures

Engineering Contradiction:
Improvecompatibility with different sheet loading apparatusesVSAvoidapparatus compatibility requirements
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The transfer mechanism is designed with adjustable and adaptable features that allow it to accommodate different pallet shapes and sizes. The mechanism can dynamically adjust its operation parameters and physical configuration to work with various types of sheet loading apparatuses without requiring dedicated equipment for each type.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS20260028198A1Sheet feeding apparatus
Publication Date: 2026.01.29 HORIZON INC
  • US20260028198A1 patent drawing
  • US20260028198A1 patent drawing
  • US20260028198A1 patent drawing

AI summary

A sheet feeding apparatus has: a sheet feeding unit configured to transport, in a feed direction, a sheet arranged at a sheet feeding position; a sheet bundle loading unit configured to load a sheet bundle including multiple sheets fed by the sheet feeding unit; a lift mechanism configured to move the sheet bundle loading unit vertically so that the uppermost sheet loaded on the sheet bundle loading unit is arranged at the sheet feeding position; and a transfer mechanism configured to hold and transfer the externally supplied sheet bundle onto the sheet bundle loading unit. The transfer mechanism has a sheet bundle holding unit configured to hold the externally supplied sheet bundle and a transfer unit configured to transfer the sheet bundle from the sheet bundle holding unit onto the sheet bundle loading unit to establish a state where the sheet bundle is loaded on the sheet bundle loading unit.