Movable Tray Binding Machine for Hole Alignment

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Solution Overview

Problem

Conventional binding machines face challenges in consistently aligning and punching series of holes in standard and oversized papers, leading to misalignment and inefficient binding processes.

Innovation Solution

A binding machine with a tray system that includes guides to ensure proper alignment and a spring assembly for easy position adjustment, allowing the tray to move between positions to accommodate different paper sizes, ensuring accurate hole placement for neat binding.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If a fixed tray position is used in conventional binding machines, then the structure is simple, but misalignment occurs when punching holes in oversized papers

Engineering Contradiction:
Improvehole alignment precisionVSAvoidtray structure complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The patent applies the dynamics principle by making the tray movable rather than fixed. The tray can be adjusted between a first position for standard papers and a second position for oversized papers. This dynamic adjustment capability allows the punching mechanism to maintain precise hole alignment across different paper sizes without requiring multiple fixed structures or complex reconfiguration systems.

Inventive Principle:
Principle #15Dynamics

2Manufacturing precision

If multiple fixed guides are provided for different paper sizes, then alignment precision is improved, but the device complexity and adjustment time increase

Engineering Contradiction:
Improvepaper alignment precisionVSAvoidadjustment time
Core Design Contradiction:
Manufacturing precisionVSLoss of time

Solution Approach 1:

The patent implements a single movable tray with guides that can dynamically reposition to accommodate different paper sizes. Instead of providing multiple fixed guide sets that would require manual switching, the guides move with the tray to maintain proper alignment for both standard and oversized papers, eliminating adjustment time and maintaining precision.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The movable tray and guides serve multiple functions by accommodating both standard and oversized papers with a single configuration. The same guides that align standard papers automatically align oversized papers when the tray is in the second position, eliminating the need for separate guide systems and reducing overall device complexity.

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

3Adaptability or versatility

If the tray is made movable to accommodate different paper sizes, then adaptability is improved, but the ease of operation may be reduced due to additional adjustment steps

Engineering Contradiction:
Improvepaper size adaptabilityVSAvoidtray operation simplicity
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The patent makes the tray dynamically adjustable between two positions to accommodate different paper sizes. The movable design allows users to switch between standard and oversized paper configurations by simply moving the tray along the base, providing high adaptability while maintaining operational simplicity through intuitive movement rather than complex mechanisms.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS7789385B2Binding machine
Publication Date: 2010.09.07 ACCO BRANDS USA LLC
  • US7789385B2 patent drawing
  • US7789385B2 patent drawing
  • US7789385B2 patent drawing

AI summary

A machine that is operable to create a series of holes in at least one sheet of paper includes a base, a punch mechanism positioned on the base, and a tray coupled to the base. The tray includes a first guide and a second guide. The tray is configured to move between a first position and a second position. Movement of the tray between the first position and the second position adjusts a position of the first guide and a position of the second guide relative to the punch mechanism.