Dual-Welding Reinforcement Cage Joints for Thick Wire Strength
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Solution Overview
Problem
Existing basket welding machines for producing reinforcement bodies face challenges in connecting thick longitudinal wires due to material loss during resistance welding, which compromises the stability of the reinforcement body and limits the ability to meet increasing static requirements.
Innovation Solution
The integration of a basket welding machine equipped with both a resistance welding system and an inert gas welding system, such as MIG or TIG, allows for the connection of thick wires and rods with enhanced flexibility and speed, enabling simultaneous or sequential use of both systems to strengthen the joints without material loss.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If resistance welding is used to join winding wire to longitudinal wire, then welding speed is improved and cycle time is reduced, but material loss occurs at the weld point which weakens reinforcement stability
Solution Approach 1:
The patent segments the welding process into two distinct systems: resistance welding for quick positioning and gas metal arc welding for strong, material-preserving joints. This segmentation allows each welding method to be applied where it is most effective, resolving the contradiction between speed and material preservation.
Solution Approach 2:
The patent changes the welding parameters by switching from resistance welding (high speed, material loss) to gas metal arc welding (slower but material-preserving) at critical locations. This parameter change allows the process to optimize for strength where material loss would be detrimental.
2Productivity
If resistance welding is used for joining, then manufacturing speed is improved, but the ability to join thick longitudinal wires is limited
Solution Approach 1:
The patent makes the welding system universal by incorporating two different welding methods that can handle different wire thicknesses and application requirements. The gas metal arc welding component provides the versatility needed to join thick longitudinal wires that resistance welding cannot handle.
3Strength
If gas metal arc welding is used to join thick wires and rods, then joint strength and flexibility are improved, but manufacturing time increases
Solution Approach 1:
The patent applies preliminary action by using resistance welding first to quickly position and pre-join the wires, then follows up with gas metal arc welding to strengthen critical joints. This preliminary action reduces the overall manufacturing time by avoiding the need for gas metal arc welding at every location.
Solution Approach 2:
The patent applies local quality by using gas metal arc welding selectively at specific locations where thick wires need to be joined, rather than applying it uniformly throughout the entire reinforcement body. This localized application maintains joint strength while minimizing manufacturing time.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
This dual-welding system approach enhances the stability and connection quality of reinforcement bodies by allowing the connection of thick wires and rods quickly and efficiently, reducing manufacturing time and improving the structural integrity of the reinforcement cages.
Implementation Method 1
a resistance welding system (13) which is designed to connect the winding wire (11) to the longitudinal wire (10)
Implementation Method 2
a gas metal arc welding system (15) which is designed to connect the winding wire (11) to the longitudinal wire (10)
Data Source
Figure 1~2
Figure 3~4
Figure 5~6
AI summary
Disclosed is a cage welding machine (1) for producing a reinforcement element (2), said cage welding machine comprising a resistance welding system (13) and a protective gas welding system (15), both systems being designed to connect a wire (11) and a rod (10) of a reinforcement element to one another.