Modular Tube Welding Clamps for Bench and On-Site Polyfusion
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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, which is impractical and costly.
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 in various settings.
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 ease of transport deteriorate
Solution Approach 1:
The welding machine is divided into separable components: a stationary base unit with heating elements and a movable alignment device with clamp units. The alignment device can be detached and repositioned, allowing the machine to function as a stable benchtop welder when assembled and enabling portability when disassembled.
Solution Approach 2:
The alignment and fastening device is designed to be movable and reconfigurable along the base, allowing it to adapt between fixed benchtop positioning for precision welding and portable configurations for on-site applications. The device can be positioned at different locations and adjusted dynamically based on welding needs.
2Ease of operation
If a welding machine is designed as a portable welder, then ease of transport and on-site operation are improved, but welding precision and stability deteriorate
Solution Approach 1:
The machine separates portable functions (alignment device with clamp units) from stationary functions (heating elements and base). The alignment device can be used independently or with the base, providing precision alignment capabilities for on-site operations without requiring the entire machine to be portable.
Solution Approach 2:
The alignment and fastening device serves multiple functions: it can be used with the stationary base for precision benchtop welding, or independently for portable on-site welding. The device adapts to different operating conditions, providing both precision and portability benefits depending on configuration.
3Manufacturing precision
If separate machines are used for benchtop and portable welding, then welding precision for each application is optimized, but device complexity and cost increase
Solution Approach 1:
The invention merges the functions of a stationary benchtop welder and a portable welder into a single integrated system. The base unit with heating elements combines with the movable alignment device to provide both precision benchtop welding capabilities and portable on-site welding capabilities, eliminating the need for separate machines.
Solution Approach 2:
The welding machine is designed as a universal system that can perform both benchtop and portable welding applications. The alignment device and base unit work together for precision applications, but the alignment device can also operate independently for portable applications, making one machine suitable for multiple welding scenarios.
4Adaptability or versatility
If a single welding machine is designed to handle both benchtop and portable applications, then versatility is improved, but device complexity increases
Solution Approach 1:
The machine structure is segmented into a base unit and a movable alignment device that can be independently positioned and configured. This segmentation allows the system to achieve versatility through simple reconfiguration rather than complex multi-functional mechanisms, reducing overall structural complexity while maintaining dual-mode capability.
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 cost-effective, by providing a versatile and adaptable solution for different 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
adjustable braking mechanisms
Data Source
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.