Pivoting Wire Saw Assembly for Safe Pipe Cutting in Tight Spaces
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Conventional wire saws are bulky and unsafe, limiting their operational environments and posing risks to operators due to inadequate coupling to objects and potential unsafe operating positions.
Innovation Solution
A compact cutting apparatus with a movable frame assembly and pivoting arm assemblies that accept a cutting member, featuring a liquid spray system for cooling, allowing for safe and efficient operation in various environments, including subterranean settings.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If conventional wire saws are used, then cutting function is achieved, but the apparatus becomes bulky and unsafe
Solution Approach 1:
The cutting apparatus is divided into separate functional modules: a feed tower assembly that attaches to the object, a frame base plate assembly with drive mechanism, and a wire tensioning assembly. This segmentation allows each component to be optimized independently and reduces the overall bulk while maintaining cutting functionality.
Solution Approach 2:
The frame base plate assembly is designed to be movable relative to the feed tower assembly through a height adjustment mechanism, and the wire tensioning base plate is movable relative to the frame base plate. These dynamic adjustments allow the apparatus to adapt to different cutting scenarios without requiring a larger fixed structure, improving safety by allowing operators to maintain safer distances.
2Reliability
If wire saws are made compact, then operator safety improves, but the apparatus may not adequately couple to pipes
Solution Approach 1:
The feed tower assembly is configured to be attached directly to the object to be cut, and the wrapping member is wrapped around the object and coupled to the feed tower assembly. This self-service coupling mechanism allows the apparatus to securely attach to pipes of various sizes without requiring external support structures, maintaining coupling strength while keeping the apparatus compact for operator safety.
3Productivity
If conventional wire saws are used, then cutting capability is maintained, but operator exposure to danger increases
Solution Approach 1:
The frame base plate assembly acts as an intermediary between the feed tower assembly and the wire tensioning assembly, providing a stable platform for the cutting operation. This intermediary structure allows the cutting function to be maintained while creating safer operational distances between the operator and the cutting wire, reducing exposure to danger.
4Adaptability or versatility
If the cutting apparatus operates in tight spaces, then adaptability improves, but heat generation may damage components
Solution Approach 1:
A liquid spray system is integrated into the cutting apparatus to cool the cutting wire and surrounding components during operation. This hydraulic cooling system allows the apparatus to operate in tight subterranean spaces without overheating, maintaining adaptability to various environments while preventing temperature-related damage to components.
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
The compact design enables the cutting apparatus to operate in tight spaces and reduce operator exposure to danger, while the cooling system prevents damage from heat and debris, enhancing cutting efficiency and safety.
Implementation Method 1
A liquid spray system is provided for cooling components of the cutting apparatus
Data Source
Figure 1
Figure 2
Figure 3
AI summary
A cutting apparatus (20) and the method of operating same is provided. The apparatus includes a feed tower assembly (22) configured to be attached to an object and a frame assembly (24) movably attached thereto. In an embodiment, the frame assembly (24) has arm assemblies (60) thereon which accept a cutting member (26) and at least one arm assembly (60) can be pivoted relative to the other arm assembly (60) and relative to the feed tower assembly (22). One arm assembly (60) can further be moved relative to the other arm assembly (60) and relative to the feed tower assembly (22) in a vertical direction. In an embodiment, a liquid spray system is provided for cooling components of the cutting apparatus (20). A cutting apparatus (20) and the method of operating same is provided. The apparatus includes a feed tower assembly (22) configured to be attached to an object and a frame assembly (24) movably attached thereto. In an embodiment, the frame assembly (24) has arm assemblies (60) thereon which accept a cutting member (26) and at least one arm assembly (60) can be pivoted relative to the other arm assembly (60) and relative to the feed tower assembly (22). One arm assembly (60) can further be moved relative to the other arm assembly (60) and relative to the feed tower assembly (22) in a vertical direction. In an embodiment, a liquid spray system is provided for cooling components of the cutting apparatus (20).