Welding Torch Wire Core Assembly With Visual Position Indication
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Solution Overview
Problem
Conventional arc welding torches require blind assembly of the wire core, making it difficult to ensure correct positioning, leading to potential assembly faults and increased downtime due to costly disassembly and reassembly.
Innovation Solution
A predetermined end position with a position signaling means, such as a visually perceptible indicator, is provided to ensure correct assembly of the guide element, allowing for easy verification of the wire core's position without disassembling the torch.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If the wire core is assembled blindly without a position signaling means, then the assembly process is simpler and requires fewer components, but it becomes difficult to ensure correct positioning leading to assembly faults and increased downtime
Solution Approach 1:
The patent employs visual indicators (such as colored marks or visual signals) on the guide element that change position or become visible when the wire core reaches its correct position during assembly. This allows operators to quickly verify proper positioning without complex measurement systems, resolving the contradiction by providing reliable positioning feedback through simple visual cues.
Solution Approach 2:
The position signaling means provides immediate visual feedback to the operator during the assembly process, indicating when the wire core has reached its predetermined correct position. This feedback mechanism ensures reliable positioning while maintaining simple assembly procedures, as the operator can visually confirm proper installation without additional complex equipment.
2Productivity
If the wire core is assembled blindly without visual confirmation, then the initial assembly is faster, but assembly errors require costly disassembly and reassembly increasing downtime
Solution Approach 1:
The position signaling means is pre-configured on the guide element to provide visual confirmation during assembly. This preliminary visual guidance prevents assembly errors before they occur, allowing operators to complete the wire core replacement quickly and correctly on the first attempt, thereby increasing productivity while minimizing downtime losses.
Solution Approach 2:
Visual indicators provide immediate color or position changes that confirm correct wire core positioning during assembly. This allows operators to verify proper installation instantly, preventing the need for disassembly and reassembly due to errors, thus maintaining high productivity while reducing time loss.
3Ease of operation
If no position indication is provided during wire core assembly, then the device structure remains simple, but assembly faults occur more frequently requiring disassembly and reassembly
Solution Approach 1:
The position signaling means provides real-time visual feedback to the operator during wire core assembly, making it easy to determine when the wire core is correctly positioned. This feedback enhances ease of operation by eliminating guesswork while simultaneously improving assembly correctness, resolving the contradiction between operational simplicity and reliability.
Solution Approach 2:
Visual indicators such as colored marks or illuminated signals provide clear, intuitive information about wire core positioning status. This makes assembly easier by giving operators immediate visual confirmation of correct positioning, thereby improving both ease of operation and assembly correctness without complicating the overall device structure.
Data Source
AI summary
In the case an arc welding torch device, having a consumable electrode. The electrode in the arc welding torch device is guided in an exchangeable wire core, the wire core being arranged at least in the region of the rear end of the arc welding torch device in a guide element surrounding the wire core and designed as an exchangeable wear part, and the guide element of the wire core being provided for the joint exchange of the wire core due to wear. It is proposed that a predetermined end position in the arc welding torch device is provided for the guide element with respect to its insertion direction into the arc welding torch device, and when the end position is attained by the guide element, a position signaling means is perceptible outside the arc welding torch device.