Wire Feeder Connection With Removable Liner Guide Assembly

Solution Overview

Problem

The existing wire feeder systems require time-consuming and risky processes to replace the wire guide, leading to delays and potential damage to components during welding operations, which reduces efficiency and increases costs.

Innovation Solution

A wire feeder connection assembly with a removable nipple portion allows the wire guide liner to be replaced without disconnecting the welding gun cable from the wire feeder, enabling easy access and minimizing the risk of damage to components.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of repair

If the wire guide is replaced by disconnecting the welding gun cable from the wire feeder, then the wire guide can be accessed for replacement, but the process becomes time-consuming and risks damage to connection components

Engineering Contradiction:

Improvewire guide replacementVSAvoidreplacement time

Core Design Contradiction:

Ease of repairVSLoss of time

Solution Approach 1:

The cable connection assembly is divided into separable components: the cable connector, the power block, and the liner guide assembly. The liner guide assembly can be independently removed from the power block without disconnecting the cable, allowing the wire guide to be accessed and replaced while the cable remains connected to the wire feeder.

Inventive Principle:

Principle #1Segmentation

2Ease of repair

If the wire guide is replaced by disconnecting the welding gun cable from the wire feeder, then the wire guide can be accessed for replacement, but damage may occur to connection components

Engineering Contradiction:

Improvewire guide replacementVSAvoidconnection integrity

Core Design Contradiction:

Ease of repairVSReliability

Solution Approach 1:

The cable connection assembly is divided into separable components: the cable connector, the power block, and the liner guide assembly. The liner guide assembly can be independently removed from the power block without disconnecting the cable, allowing the wire guide to be accessed and replaced while the cable remains connected to the wire feeder.

Inventive Principle:

Principle #1Segmentation

Data Source

PatentUS9895762B2Wire feeder connection

Publication Date: 2018.02.20 LINCOLN GLOBAL INC

AI summary

Embodiments of the present invention are wire feeders and wire feeder cable connections which include a power block portion, a cable connection portion and a liner guide assembly portion. The liner guide assembly portion and power block portion are structured and assembly so that a liner guide can be removed from a welding cable from inside the wire feeder, without removing the cable connector from the wire feeder.