Rebar Binding Machine Magazine Partition to Prevent Wire Entanglement

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Solution Overview

Problem

Existing reinforcing bar binding machines face issues with wire entanglement due to displacement of the wire during reverse and forward feeding operations, leading to entanglement with the wire wound on the reel.

Innovation Solution

A binding machine with a magazine featuring a separation part between the reel accommodation position and the wire feeding path to prevent wire displacement and entanglement, ensuring the wire pulled out from the reel does not come into contact with the wire already wound on the reel during forward feeding.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If the wire feeding unit feeds the wire in reverse direction to wind the wire on the to-be-bound object, then the binding operation can be completed, but the wire pulled out from the reel is displaced toward the reel and may be entangled with the wire wound on the reel

Engineering Contradiction:
Improvebinding operation completionVSAvoidwire entanglement prevention
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The magazine is divided into two distinct regions by a partition: a reel accommodation region for storing the wire reel and a wire feeding region for guiding the wire. This segmentation physically separates the wire storage area from the wire path area, preventing the wire pulled out from the reel from being entangled with the wire wound on the reel during reverse feeding operations.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

A partition is introduced as an intermediary structure between the reel accommodation position and the wire feeding path. This partition acts as a barrier that guides the wire pulled out from the reel along a controlled path, preventing it from contacting or entangling with the wire already wound on the reel while still allowing the wire to be fed properly for binding operations.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Device complexity

If no separation structure is provided between the reel and wire feeding path, then the device complexity is reduced, but the wire pulled out from the reel comes into contact with the wire wound on the reel causing entanglement

Engineering Contradiction:
Improvestructure simplicityVSAvoidwire entanglement
Core Design Contradiction:
Device complexityVSObject-generated harmful factors

Solution Approach 1:

The magazine is divided into two distinct regions by a partition: a reel accommodation region for storing the wire reel and a wire feeding region for guiding the wire. This segmentation physically separates the wire storage area from the wire path area, preventing the wire pulled out from the reel from being entangled with the wire wound on the reel during reverse feeding operations.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

A partition is introduced as an intermediary structure between the reel accommodation position and the wire feeding path. This partition acts as a barrier that guides the wire pulled out from the reel along a controlled path, preventing it from contacting or entangling with the wire already wound on the reel while still allowing the wire to be fed properly for binding operations.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS12005489B2Binding machine
Publication Date: 2024.06.11 MAX CO LTD
  • US12005489B2 patent drawing
  • US12005489B2 patent drawing
  • US12005489B2 patent drawing

AI summary

A binding machine including a magazine in which a reel having a wire wound thereon is accommodated, a wire feeding unit configured to feed the wire pulled out from the reel accommodated in the magazine, a curl forming unit configured to form a path along which the wire fed by the wire feeding unit is to be wound around an object, a cutting unit configured to cut the wire wound on the object, and a binding unit configured to twist the wire wound on the object and cut by the cutting unit. The magazine comprises, between an accommodation position of the reel and a feeding path of the wire, a partition configured to separate the accommodation position of the reel and the feeding path of the wire.