Sheet Stacking Apparatus Height Adjustment for Automated Transshipment

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Solution Overview

Problem

Existing sheet stacking apparatuses are not capable of achieving personnel saving in the process of conveying sheets from a printer to a sheet processing machine, especially when dealing with different types of printers and sheet processing machines, as they require manual transshipment and are not adaptable to various combinations of equipment.

Innovation Solution

A sheet stacking apparatus with a shelf unit, lifting and lowering mechanism, and control unit that adjusts to specific heights for different printers and sheet processing machines, along with a communication unit for compatibility and unique identification, and a tilting mechanism to prevent sheet scattering, allowing automated transshipment and flexibility across various equipment types.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a fixed height shelf unit is used, then the structure is simple, but it cannot adapt to different types of printers and sheet processing machines

Engineering Contradiction:
Improveadaptability to different equipment typesVSAvoidheight adjustment mechanism complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The shelf unit incorporates a lifting and lowering mechanism that allows the shelf to dynamically adjust its height position. The control unit controls the lifting and lowering mechanism to lift and lower the shelf unit to a first predetermined height corresponding to the printer at a receiving position, and to lift and lower the shelf unit to a second predetermined height corresponding to a sheet processing machine at a supply position. This dynamic adjustment capability enables the system to adapt to different equipment types while maintaining operational simplicity through automated control.

Inventive Principle:
Principle #15Dynamics

2Extent of automation

If manual transshipment work is performed, then the equipment structure remains simple, but personnel saving cannot be achieved

Engineering Contradiction:
Improveautomated transshipment capabilityVSAvoidcontrol system complexity
Core Design Contradiction:
Extent of automationVSDevice complexity

Solution Approach 1:

The sheet stacking apparatus performs self-service by automatically conveying sheets from the printer to the sheet processing machine without requiring manual intervention. The control unit automatically controls the lifting and lowering mechanism to adjust the shelf unit to appropriate heights for receiving sheets from the printer and supplying sheets to the sheet processing machine, thereby achieving automated transshipment and personnel saving while managing control system complexity through integrated automation.

Inventive Principle:
Principle #25Self-service

3Adaptability or versatility

If the shelf unit is at a fixed position, then the structure is simple, but it cannot accommodate different receiving and supply positions for various equipment combinations

Engineering Contradiction:
Improveposition adjustment flexibilityVSAvoidlifting and lowering mechanism complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The shelf unit incorporates a lifting and lowering mechanism that allows the shelf to dynamically adjust its height position. The control unit controls the lifting and lowering mechanism to lift and lower the shelf unit to a first predetermined height corresponding to the printer at a receiving position, and to lift and lower the shelf unit to a second predetermined height corresponding to a sheet processing machine at a supply position. This dynamic adjustment capability enables the system to adapt to different equipment types while maintaining operational simplicity through automated control.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS12054377B2Sheet stacking apparatus, control method of same, and sheet conveying system
Publication Date: 2024.08.06 HORIZON INC
  • US12054377B2 patent drawing
  • US12054377B2 patent drawing
  • US12054377B2 patent drawing

AI summary

Provided is a stacker including a stacking shelf on which printed paper from a printer is received and stacked, a lifting and lowering mechanism that lifts and lowers the stacking shelf, and a stacker control unit that controls the lifting and lowering mechanism. The stacker control unit controls the lifting and lowering mechanism to lift and lower the stacking shelf to a first predetermined height corresponding to the printer at a receiving position for receiving the paper from the printer, and to lift and lower the stacking shelf to a second predetermined height corresponding to a sheet processing machine at a paper supply position for supplying paper to the sheet processing machine, the paper supply position being different from the receiving position.