Swing-Type Cutting Tip Abrasive Particle Grouping for Frame Saw
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Solution Overview
Problem
The swing-type saws face challenges in maintaining abrasive particle attachment to the metal matrix during cutting operations, leading to reduced cutting efficiency and lifespan, especially when cutting hard materials like granite, due to the lack of effective binding force and tail formation mechanisms.
Innovation Solution
The arrangement of abrasive particles in specific groups on the cutting tip, with optimized distances and matrix heights between particles, and varying phases to enhance the binding force and prevent premature separation, allowing for improved cutting performance and extended tool lifespan.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Device complexity
If abrasive particles are arranged individually on the cutting surface, then the cutting tool can be simpler in structure, but the abrasive particles are easily separated from the matrix during swing cutting
Solution Approach 1:
The cutting tip divides abrasive particles into multiple groups (first group, second group, third group) arranged in specific patterns. Each group contains multiple abrasive particles positioned at different locations and orientations, creating a segmented structure that prevents individual particle separation while maintaining overall structural simplicity
Solution Approach 2:
Multiple abrasive particles are merged into cohesive groups where particles within each group support each other. The groups are further merged with the matrix structure through strategically positioned particles that create interlocking patterns, enhancing attachment reliability without complex additional components
2Productivity
If the protruded height of abrasive particles is increased to improve cutting efficiency, then cutting performance is enhanced, but abrasive particles separate earlier from the matrix
Solution Approach 1:
Different regions of the cutting tip have different abrasive particle configurations. Groups are positioned with varying protruded heights and densities according to local cutting requirements, allowing high cutting efficiency where needed while maintaining particle attachment through optimized local arrangements
Solution Approach 2:
The abrasive particles are pre-positioned in specific groups with predetermined patterns before cutting begins. This preliminary arrangement ensures that particles are optimally positioned to maintain attachment during the cutting process, preventing early separation even when protruded heights are increased for better cutting efficiency
3Ease of manufacture
If a disc-shaped cutting tool is used, then the structure is simple and easy to manufacture, but it cannot cut workpieces larger than the disc radius
Solution Approach 1:
The cutting tool is segmented into multiple cutting tips that can be arranged in various configurations. This segmentation allows the tool to adapt to different workpiece sizes and shapes while maintaining the simplicity of individual tip manufacturing through standardized group arrangements
Solution Approach 2:
The cutting tip design with grouped abrasive particles serves multiple functions: it can cut various workpiece sizes, accommodate different cutting depths, and be arranged in different patterns for different applications. This universal design replaces the need for multiple specialized disc tools
4Adaptability or versatility
If a larger disc size is used to cut larger workpieces, then workpiece size capability is improved, but raw material loss increases greatly
Solution Approach 1:
Instead of using one large disc, the cutting capability is segmented into multiple smaller cutting tips with optimized abrasive group arrangements. This segmentation reduces material consumption per tool while maintaining the ability to cut large workpieces through coordinated operation of multiple tips
Solution Approach 2:
The cutting tool parameters are changed from a single large disc to multiple smaller tips with varying abrasive particle group configurations. This parameter change optimizes material usage by matching tool size to actual cutting requirements rather than using oversized tools for all applications
Data Source
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AI summary
A cutting tip for a cutting tool used to cut or drill a brittle workpiece such as stone, brick, concrete, or asphalt and a frame saw provided with the cutting tip are disclosed. The swing type cutting tip including abrasive particles has a specific arrangement capable of enhancing the cutting efficiency of the abrasive particles, and thus achieving an enhancement in cutting performance and an increase in lifespan. The cutting tip includes a plurality of abrasive particles to cut a workpiece while swing. At least a part of the abrasive particles are arranged in the form of abrasive particle groups. Each abrasive particle group is constituted by at least two abrasive particles. At least a part of the abrasive particles of the abrasive particle groups are overlapped in a cutting direction.