Adjustable Tool Sharpening Platform With Programmable Lifters
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Solution Overview
Problem
Current tool sharpening devices lack repeatability and programmability, leading to inaccurate and time-consuming sharpening processes, as users often approximate grinding angles and struggle to maintain consistent settings.
Innovation Solution
A programmable and repeatable tool sharpening platform with adjustable lifters and pivotable connections that allow for precise setting and locking of grinding angles, enabling exact and repeatable sharpening of cutting tools.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If freehand sharpening or approximate angle setting is used, then the sharpening process is simple and quick to start, but the grinding angle accuracy and repeatability deteriorate
Solution Approach 1:
The platform incorporates adjustable lifting rods that can be positioned at different heights to dynamically change the platform angle. This dynamic adjustment mechanism allows the device to adapt to different grinding angle requirements while maintaining precision, resolving the contradiction between accuracy and complexity by providing controlled variability rather than fixed simplicity
Solution Approach 2:
The invention changes the geometric parameters of the platform by adjusting the position of lifting rods relative to the pivot point. By modifying parameters such as rod length, attachment position, and angle of incidence, the system achieves precise angle control without requiring complex programming or automated systems
2Productivity
If iterative angle adjustment is used, then the sharpening device is easy to operate initially, but the time required to achieve correct and repeatable angles increases
Solution Approach 1:
The lifting rods are pre-positioned at specific distances from the pivot point corresponding to predetermined grinding angles. This preliminary setup eliminates the need for iterative adjustment during actual sharpening operations, as users can directly select the appropriate pre-configured angle, thereby reducing time loss while maintaining operational simplicity
Solution Approach 2:
The system creates repeatable angle configurations by physically copying successful angle settings through standardized lifting rod positions. Each rod position represents a copied, proven-effective angle configuration that can be repeatedly applied across different sharpening tasks, eliminating the need to re-discover optimal angles through iteration
3Reliability
If non-repeatable sharpening angles are used, then the sharpening process is flexible and adaptable, but consistency and repeatability of results deteriorate
Solution Approach 1:
The platform structure is segmented into modular components: a base platform, multiple lifting rods at different positions, and a frame structure. This segmentation allows each component to serve a specific function in achieving repeatability while keeping the overall device relatively simple. The lifting rods can be independently adjusted and locked, providing reliable repeatability without requiring a completely complex mechanism
Solution Approach 2:
The lifting rods act as intermediary elements between the fixed frame and the adjustable platform. These intermediaries transfer and maintain specific geometric relationships, ensuring that angle settings are reliably reproduced. The rods serve as mechanical mediators that encode angle information in their physical configuration, providing reliability without direct electronic or programmable complexity
Data Source
AI summary
A one or more assemblies embodying a repeatable and programmable tool platform for enabling a method for performing programmatically repeatable tool sharpening techniques. The present invention uses adjustable lifters for securing and repeating tool sharpening angles.