Dynamic Crimp Binding Control for Media Processing

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Solution Overview

Problem

Current medium processing apparatuses for binding sheet-shaped media lack flexibility in binding processes, particularly in terms of varying the number of crimp bindings and types of bindings, which limits their efficiency and adaptability to different binding requirements.

Innovation Solution

The apparatus incorporates a liquid applier and a post-processing device that can perform various binding processes, including crimp binding and staple binding, with circuitry to adjust the number of bindings based on the type and combination of processes, allowing for dual, parallel, and oblique bindings, and the application of liquid to enhance binding strength.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a fixed number of crimp bindings is performed, then the binding process is simple, but the adaptability to different binding requirements is limited

Engineering Contradiction:
Improveadaptability to different binding requirementsVSAvoidcomplexity of binding process control
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent implements dynamic control of the crimp binding process by allowing the number of bindings to be varied based on sheet bundle thickness and binding type. The control unit adjusts binding parameters in real-time, transforming a static fixed-binding system into a dynamic adaptive system that responds to different input conditions.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent changes key process parameters including the number of crimp bindings, liquid application timing, and binding position based on detected sheet bundle characteristics. By varying these parameters according to actual conditions, the system achieves high adaptability without requiring complex manual reconfiguration.

Inventive Principle:
Principle #35Parameter changes

2Adaptability or versatility

If multiple types of bindings are performed, then the versatility increases, but the productivity decreases due to increased processing time

Engineering Contradiction:
Improvevariety of binding typesVSAvoidbinding processing speed
Core Design Contradiction:
Adaptability or versatilityVSProductivity

Solution Approach 1:

The patent creates a universal binding apparatus that can perform multiple binding types (saddle binding, edge binding, coil binding, etc.) and various crimp binding configurations within a single integrated system. The control unit manages different binding modes through software configuration, allowing one physical apparatus to serve multiple functions without sacrificing speed.

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

Solution Approach 2:

The patent employs periodic liquid application at specific intervals during the crimp binding process to enhance binding strength efficiently. By applying liquid only when needed based on the binding type and sheet characteristics, the system maintains high productivity while achieving versatile binding capabilities.

Inventive Principle:
Principle #19Periodic action

3Strength

If liquid is applied to enhance binding strength, then the binding quality improves, but the process complexity increases

Engineering Contradiction:
Improvebinding strengthVSAvoidcomplexity of liquid application control
Core Design Contradiction:
StrengthVSDevice complexity

Solution Approach 1:

The patent applies liquid to the sheet bundle before performing crimp binding, preparing the material in advance to enhance binding strength. This preliminary action ensures optimal bonding conditions are established before the mechanical crimping force is applied, improving results without requiring complex real-time adjustments during the binding process.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent introduces liquid as an intermediary substance between the sheets and crimping teeth to enhance binding. The liquid acts as a mediator that improves the interaction between the mechanical crimping force and the sheet material, achieving stronger bindings with relatively simple liquid application mechanisms.

Inventive Principle:
Principle #24Intermediary (Mediator)

4Strength

If the number of crimp bindings is increased, then the binding strength increases, but the processing time increases

Engineering Contradiction:
Improvebinding strengthVSAvoidprocessing time
Core Design Contradiction:
StrengthVSLoss of time

Solution Approach 1:

The patent optimizes the number of crimp bindings by dynamically adjusting this parameter based on sheet bundle thickness and binding type. Rather than always performing a fixed large number of bindings, the system calculates the optimal number needed to achieve sufficient strength, reducing unnecessary processing time while maintaining binding quality.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The patent uses periodic liquid application during the crimp binding sequence to enhance the effectiveness of each binding cycle. By strategically applying liquid at specific intervals rather than continuously, the system achieves strong bindings with fewer overall cycles, reducing total processing time.

Inventive Principle:
Principle #19Periodic action

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

This solution enables flexible and efficient binding operations, increasing productivity and binding strength by allowing for customizable binding processes and the use of liquid application to improve the media's cohesion.

Implementation Method 1

liquid application crimp binding... application of liquid to enhance binding strength

Methodology Applied
Scientific EffectAdhesion: Adhesive

Implementation Method 2

use of liquid application to improve the media's cohesion

Methodology Applied
Scientific EffectCohesion: Cohesion

Data Source

PatentUS20240317537A1Medium processing apparatus and image forming system incorporating same
Publication Date: 2024.09.26 RICOH CO LTD
  • US20240317537A1 patent drawing
  • US20240317537A1 patent drawing
  • US20240317537A1 patent drawing

AI summary

A medium processing apparatus includes a liquid applier, a post-processing device, and a controller that is circuitry. The liquid applier applies liquid on at least one medium. The post-processing device performs a combination of various types of post-processes including a liquid application crimp binding and a crimp binding and a various types of bindings including a dual binding, a parallel binding, and an oblique binding, on a bundle of media including the at least one medium for a number of times. The circuitry is to change the number of times of the post-process according to the combination of the various types of the post processes and the various types of bindings, to be performed.