Floor Polishing Pad Assembly with Angled Disks to Reduce Uneven Wear
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Solution Overview
Problem
Existing floor polishing and grinding pad assemblies exhibit uneven wear, leading to premature degradation and inconsistent performance, which affects the quality of polishing and grinding operations on surfaces like concrete and stone.
Innovation Solution
A floor polishing or grinding pad assembly featuring a fibrous pad with a reinforcement layer and multiple floor-contacting disks, where the disks have angle offsets and varying patterns, providing consistent wear characteristics and improved floor contact, thereby enhancing the pad's longevity and performance.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If traditional fibrous pads are used for floor polishing or grinding, then the pads can perform basic polishing or grinding functions, but the pads exhibit uneven wear which prematurely destroys them and causes inconsistent polishing or grinding performance
Solution Approach 1:
The pad assembly is segmented into multiple functional components: a fibrous pad layer for polishing/grinding, a reinforcement layer for structural support and wear distribution, and multiple floor-contacting disks for enhanced floor engagement. This segmentation allows each layer to perform its specific function optimally, preventing the uneven wear that occurs in traditional single-layer pads.
Solution Approach 2:
The invention uses a composite structure combining different materials: fibrous material for abrasive contact, reinforcement material (such as fabric or mesh) for structural integrity, and rigid disks for floor-contacting stability. This composite construction distributes mechanical stresses more evenly across the pad assembly, reducing premature degradation and extending useful life while maintaining consistent performance.
2Reliability
If multiple floor-contacting disks with angle offsets are added to the pad assembly, then wear characteristics become more consistent and floor contact is improved, but the device complexity increases
Solution Approach 1:
The pad assembly is divided into distinct functional segments: the fibrous pad layer, the reinforcement layer, and multiple floor-contacting disks. Each segment is optimized for its specific function, and the modular design allows for systematic arrangement that improves wear consistency while keeping the overall structure manageable.
Solution Approach 2:
The disks are pre-positioned with specific angle offsets relative to each other before the pad assembly is installed on the polishing or grinding machine. This preliminary configuration ensures that as the pad rotates and contacts the floor, the angle offsets create alternating contact patterns that distribute wear more evenly across the pad surface, achieving consistent wear characteristics without requiring complex real-time adjustments during operation.
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 pad assembly achieves more consistent and even wear patterns, increasing the useful life of the pads and improving polishing or grinding performance by ensuring uniform contact and efficient abrasive flow, making it easier to install and use on machines.
Implementation Method 1
floor polishing or grinding pad assembly
Implementation Method 2
polishing or grinding performance
Data Source
AI summary
A floor polishing or grinding pad assembly is provided. In one aspect, a polishing or grinding pad assembly employs a fibrous pad, a reinforcement layer or ring, and multiple floor-contacting disks. In another aspect, the reinforcement layer includes a central hole through which the fibrous pad is accessible and the fibrous pad at the hole has a linear dimension greater than a linear dimension of one side of the adjacent reinforcement layer. In yet another aspect, at least one of the floor-contacting disks has an angle offset from that of a base surface of the disk, the fibrous pad and/or the reinforcement layer. A further aspect employs a smaller set of disks alternating between and/or offset from a larger set of the disks. In another aspect, the reinforcement layer includes a wavy or undulating internal edge shape.