Adjustable Stapler Mechanism for Flexible Binding Positions

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Solution Overview

Problem

Existing sheet post-processing apparatuses have a manual stapling function that is inconvenient due to fixed binding positions and angles, limiting flexibility in post-processing operations.

Innovation Solution

A sheet processing apparatus equipped with a moving mechanism to adjust the stapler's position and a rotating mechanism to adjust the binding angle, allowing for user-input specified binding positions and angles, enabling flexible binding configurations.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a manual stapling function with fixed binding position is used, then the device structure is simple, but the adaptability and ease of operation are limited

Engineering Contradiction:
Improvebinding position flexibilityVSAvoidstapler positioning mechanism
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The stapler is equipped with a moving mechanism that allows it to dynamically adjust its binding position along the sheet width direction, transitioning from a fixed position to an adjustable position. This enables the stapler to adapt to different binding position requirements while maintaining a relatively simple overall device structure.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The stapler positioning system is segmented into independent components: a moving mechanism for position adjustment, a rotating mechanism for angle adjustment, and a control unit. This segmentation allows each component to perform its specific function with minimal complexity, achieving overall adaptability through coordinated operation of simple modules.

Inventive Principle:
Principle #1Segmentation

2Adaptability or versatility

If a fixed binding angle is used, then the device structure is simple, but the adaptability for different binding scenarios is reduced

Engineering Contradiction:
Improvebinding angle flexibilityVSAvoidstapler rotation mechanism
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The stapler incorporates a rotating mechanism that enables dynamic adjustment of the binding angle relative to the sheet. This allows the stapler to adapt to different binding angle requirements (e.g., perpendicular, angled bindings) while the rotation mechanism itself remains a simple, single-degree-of-freedom component.

Inventive Principle:
Principle #15Dynamics

3Ease of operation

If manual stapling is performed at a fixed position, then the operation is simple, but the convenience and ease of operation are reduced due to lack of flexibility

Engineering Contradiction:
Improvebinding position adjustmentVSAvoidposition adjustment time
Core Design Contradiction:
Ease of operationVSLoss of time

Solution Approach 1:

The control unit stores predetermined binding positions and angles in advance. When a user selects a binding configuration, the system automatically positions the stapler at the predetermined location and orientation, eliminating the need for manual adjustment and reducing operation time while maintaining ease of use.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS11104175B1Sheet processing apparatus, image forming system, and sheet processing method
Publication Date: 2021.08.31 TOSHIBA TEC KK
  • US11104175B1 patent drawing
  • US11104175B1 patent drawing
  • US11104175B1 patent drawing

AI summary

A sheet processing apparatus includes a stapler, a translating actuator, a rotating actuator, and a controller. The stapler is configured to bind a plurality of sheets together. The translating actuator is configured to translate the stapler. The rotating actuator is coupled to the translating actuator and configured to rotate the stapler. The controller is configured to (a) receive an instruction input, (b) determine a target position and a target angle of the stapler based on the instruction input, (c) control the translating actuator to move the stapler to the target position, (d) control the rotating actuator to rotate the stapler to the target angle, and (e) control the stapler to bind the plurality of sheets together while the stapler is at the target position and the target angle.