Pipe Cutting Tool With Angled Openings for Cut and Chamfer
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Solution Overview
Problem
Existing cutting tools often deform or crush pipes and tubes during cutting operations, leading to uneven cuts that are inconvenient for applications like pipe connectors, and require multiple tools for different cutting actions.
Innovation Solution
A hand-operated cutting tool with a housing featuring two openings at an angle to each other, equipped with a single cutting blade that performs both cutting and chamfering actions, including an end stop to prevent unnecessary cutting and adapters for different pipe diameters, allowing for efficient and even cutting without external assistance.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Device complexity
If a single cutting blade is used for multiple cutting actions, then device complexity is reduced, but manufacturing precision may worsen due to the need to perform different cutting operations with the same blade
Solution Approach 1:
The cutting blade is designed with multiple functional surfaces including a first cutting surface for cutting operations and a second cutting surface for chamfering operations. This multi-functional design allows a single blade to perform multiple cutting actions that would traditionally require separate tools, thereby reducing device complexity while maintaining cutting quality through precisely engineered blade surfaces
Solution Approach 2:
Different portions of the cutting blade are designed with different geometric properties and surface characteristics optimized for specific cutting operations. The first cutting surface has geometry optimized for clean cutting while the second cutting surface has geometry optimized for chamfering, allowing each local region of the blade to deliver high precision for its intended function
2Manufacturing precision
If multiple cutting blades are used for different cutting actions, then manufacturing precision is improved, but device complexity increases
Solution Approach 1:
Multiple cutting functions that would traditionally require separate blades are merged into a single integrated cutting blade. The blade incorporates both cutting and chamfering capabilities in one component, eliminating the need for multiple separate cutting tools and simplifying the overall device while maintaining precision through careful design of each functional surface
3Productivity
If cutting blade performs multiple cutting actions, then productivity is improved, but ease of operation may worsen due to complex blade arrangement
Solution Approach 1:
The cutting blade is designed with rotational symmetry and balanced geometry that allows it to be easily mounted and rotated into different operational positions. The dynamic capability of rotating the blade to access different cutting surfaces simplifies operation while enabling multiple cutting actions to be performed with a single blade configuration
Data Source
AI summary
A hand operated cutting tool (200) for pipes or tubes includes a housing (202). The housing (202) defining at least one first opening (204) to receive an object (210) to perform a first cutting action, and a second opening (206) which is adapted to perform a second cutting action. The first opening (204) includes a longitudinal axis (A-A1) and the second opening (206) include a longitudinal axis (X-X′). The longitudinal axis (A-A1) and the longitudinal axis (X-X′) include an angle (Z) therebetween that is unequal to 0 degree. And, one or more cutting blades (208, 502) are operatively coupled to the first opening (204) and the second opening (206). The one or more cutting blades (208) is arranged such that it is performing both the first cutting action and the second cutting action.