Modular Tube Welding Clamps for Bench and On-Site Use
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Solution Overview
Problem
Current welding machines for polyfusion pocket welding either lack the versatility to perform both benchtop and on-site welding effectively, requiring separate machines for different applications, and do not provide adequate reliability and safety.
Innovation Solution
A welding machine with a modular alignment and fastening device that can switch between benchtop and portable configurations, featuring interchangeable clamp units, adjustable braking mechanisms, and a self-contained heating system, allowing for secure and flexible welding operations.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If a welding machine is designed as a stationary benchtop welder, then welding precision and stability are improved, but portability and adaptability to difficult conditions deteriorate
Solution Approach 1:
The welding machine is divided into separable components: a stationary base unit and a portable alignment/fastening device. The alignment device can be detached and used independently for on-site welding, while the base unit provides stable benchtop operation. This segmentation allows the system to function as both a precision benchtop welder and a portable welding solution.
Solution Approach 2:
The machine is designed to perform multiple functions: it can operate as a stationary benchtop welder for precision work, and as a portable welding device for on-site applications. The alignment and fastening device serves dual purposes by being both an attachment for the benchtop machine and a standalone portable unit, achieving multi-functionality.
2Adaptability or versatility
If a welding machine is designed as a portable welder, then adaptability to difficult conditions is improved, but welding precision and stability deteriorate
Solution Approach 1:
The portable alignment and fastening device is designed as a self-contained unit that can operate independently from the benchtop base. This segmentation enables the portable device to provide sufficient stability and precision for on-site welding while maintaining the ability to attach to the benchtop machine when higher precision is required.
Solution Approach 2:
The portable alignment and fastening device is designed to be self-sufficient for on-site operations, with its own clamping mechanisms and alignment capabilities. It can perform welding tasks independently without requiring the benchtop base, making it self-service capable for portable applications.
3Manufacturing precision
If separate machines are used for benchtop and portable welding, then welding precision for each application is improved, but device complexity and cost increase
Solution Approach 1:
The invention merges the functionality of a benchtop welder and a portable welding device into a single integrated system. The portable alignment and fastening device can attach to the benchtop base to form a complete welding system, or operate independently as a portable unit, eliminating the need for two separate machines while maintaining precision for both applications.
Solution Approach 2:
The system is designed as a universal welding solution that can adapt to both benchtop and portable applications. The same hardware components serve multiple purposes: the alignment device works both as an attachment for precision benchtop welding and as a standalone unit for portable welding, reducing the total number of machines needed.
4Adaptability or versatility
If a single welding machine is designed to handle both benchtop and portable applications, then adaptability is improved, but device complexity increases
Solution Approach 1:
The system is segmented into modular components with standardized interfaces. The portable alignment and fastening device uses simple attachment mechanisms (such as pins or quick-connect interfaces) to connect to the benchtop base, minimizing structural complexity while enabling multi-application capability.
Solution Approach 2:
The system transitions between different operational states: the portable device can be quickly attached to or detached from the benchtop base depending on the application requirements. This dynamic reconfiguration allows the system to adapt to different uses without requiring complex permanent modifications.
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
Enables both bench and on-site welding with a single machine, ensuring reliability and safety while being practical and cost-effective, by providing a versatile and adaptable solution for various welding needs.
Implementation Method 1
The machines are adapted to heat the welding surfaces of tubes and fittings up to a specific temperature
Implementation Method 2
a braking mechanism which, in use, converts a kinetic energy of the second clamp unit into a thermal energy
Data Source
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AI summary
A welding machine, comprising a base supporting an alignment and fastening device; the alignment and fastening device has guiding means, a first clamp unit and a second clamp unit, respectively engaging a first tubular element and a second tubular element to be joined by welding; at least one of the first clamp unit and said second clamp unit move with respect to each other, from a distant position to a close welding position; the base is associated with a heating device for welding the first and second tubular elements; the aligning and fastening device is an autonomous component and is mechanically connected and disconnected to/from the base; the aligning and fastening device is switched from a first operational configuration, in which the aligning and fastening device is interconnected to the welding machine, to a second operational configuration, in which the aligning and fastening device is used as a stand-alone device.