Grinding Belt Cooling via Fluid Circulation
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Solution Overview
Problem
Existing industrial sanding and grinding systems face challenges in efficiently managing the temperature of sanding belts, leading to premature wear, risk of fire, and reduced sanding quality.
Innovation Solution
A detachable skid-holder for sanding belts made of mechanized aluminum or other metals, featuring a cooling serpentine with forced heat exchange using a refrigerant fluid, which effectively controls the temperature of the sanding belt.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Device complexity
If natural cooling is used to cool the pressing element, then the device complexity is reduced, but the temperature control efficiency is insufficient
Solution Approach 1:
The patent applies hydraulics by introducing a liquid cooling system where a pump circulates coolant through channels in the pressing element. This fluid-based cooling mechanism provides active temperature control, replacing passive natural convection and significantly improving heat dissipation efficiency while managing system complexity through standardized hydraulic components.
2Productivity
If the sanding belt operates at high intensity, then the productivity is improved, but the temperature increases causing premature wear and fire risk
Solution Approach 1:
The patent implements a feedback control system where temperature sensors monitor the pressing element temperature in real-time, and a controller adjusts the cooling system operation accordingly. This closed-loop feedback mechanism allows the system to maintain optimal temperature levels during high-productivity operation, preventing premature wear and fire risks while sustaining high sanding intensity.
Solution Approach 2:
The system dynamically changes operational parameters by adjusting coolant flow rate and pressure based on temperature conditions. During high-intensity sanding operations, the system increases cooling intensity by modifying fluid circulation parameters, enabling sustained high productivity without compromising belt lifespan or safety.
3Temperature
If the cooling system is enhanced with fluid circulation, then the temperature control is improved, but the device complexity increases
Solution Approach 1:
The patent designs the cooling system to serve multiple functions: the circulating fluid cools the pressing element, the pump system can be integrated with existing machine hydraulics, and the temperature sensors can monitor multiple critical points simultaneously. This multi-functionality approach reduces overall system complexity by consolidating cooling and monitoring functions into integrated subsystems rather than adding separate dedicated components for each function.
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 solution significantly reduces the operating temperature of the sanding belt, enhancing its durability, reducing the risk of fire, improving sanding quality, minimizing machine downtimes, and lowering operational costs.
Implementation Method 1
cooling through a fluid, obtaining in this way a reduction of the temperature much more effective
Implementation Method 2
heat exchange through a fluid, obtaining in this way a reduction of the temperature
Data Source
Figure 1~2
Figure 3~4
Figure 5
AI summary
The present invention is an accessory for installation on grinding machines. The accessory is the support body, or skate holder in industrial language, for receiving the skate, over which the grinding belt will slide. It is comprised of support guides (1). These are fixed to the support body by screws. In the support body (4) there is a groove through which the cooling coil (3) passes, which is protected by the coil protection cover (2). Fixed to the opposite side of the support body (4) is the skate (5), which is an adjustable and mouldable structure, over which passes the grinding belt (6) that is in contact with the object to be ground or polished. The objective is to reduce temperature, decreasing the risk of fire and increasing productivity and grinding efficiency.