Stud Welding Gun Magazine System for Automated Clip Dispensing

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Solution Overview

Problem

The current process of securing cables to machinery using oval-shaped mounts requires workers to manually hold and weld the mounts, leading to risks of burns, injuries from welding hazards, and increased production time due to the need for multiple welds and manual handling.

Innovation Solution

A stud welding gun with a magazine system that includes a cartridge skewer and pusher mechanism, allowing for the stacking and efficient dispensing of weld clips, which can be automatically positioned and welded, reducing manual intervention and exposure to hazards.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If workers manually hold and weld mounts to secure cables, then the mounting process can be completed, but workers are exposed to burn injuries and welding hazards

Engineering Contradiction:
Improveworker safetyVSAvoidmanual handling requirement
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The system uses self-contained weld clips with integrated mounts that are automatically positioned and welded by the stud welding gun, eliminating the need for workers to manually handle and position separate mount components near the welding site

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The mount function is extracted from separate components and integrated into the weld clip itself, which is pre-assembled and automatically applied, removing the hazardous manual positioning step

Inventive Principle:
Principle #2Taking out (Extraction)

2Ease of manufacture

If workers manually hold and weld mounts, then the mounting can be performed, but production time increases due to multiple welds and manual handling

Engineering Contradiction:
Improvemounting process completionVSAvoidproduction time
Core Design Contradiction:
Ease of manufactureVSProductivity

Solution Approach 1:

The mount and weld functions are merged into a single integrated weld clip component that is applied in one automated operation, eliminating the need for separate manual positioning and multiple weld steps

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The mount and weld clip are pre-assembled into an integrated unit before deployment, allowing the entire mounting and welding operation to be completed in a single automated step rather than requiring sequential manual operations

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS10035214B2Stud welding gun and magazine
Publication Date: 2018.07.31 IMAGE INDS INC
  • US10035214B2 patent drawing
  • US10035214B2 patent drawing
  • US10035214B2 patent drawing

AI summary

A tool configured to dispense consumables, such as a plurality of stackable weld clips. The tool may receive the insertion of a magazine, which may include the weld clips, a pusher, and a retention pin positioned on a cartridge skewer. The magazine may be inserted into a magazine holder assembly to provide a magazine assembly. The magazine holder assembly may include one or more movable and stationary racks that engage the pusher. The rearward lateral displacement of a spindle may displace the movable rack and electrode arms, while opening retention arms. The electrode arms, which may include clip back-up arms, may be positioned to provide a clamping force on a weld clip that is being dispensed. The forward displacement of the spindle may displace the clamped welding clip with the electrode arms, pivotally open a pawl mechanism, move the retention arms to a closed position, are result in the indexing of weld clips in the magazine assembly.