Pivotal Conveyor Belt Tracking Roller System

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Solution Overview

Problem

Conveyor belt misalignment leads to downtime and mechanical damage, with existing solutions being either difficult to install or expensive, and lacking the ability to be adjusted on-site to suit specific conditions.

Innovation Solution

A conveyor belt tracking roller system featuring a pivotally movable support frame with rotatable rollers and an adjustable primary axis, allowing for inclination in the direction of belt movement to correct misalignment through frictional engagement and self-alignment mechanisms.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If existing tracking systems are used, then belt misalignment can be corrected, but the systems are difficult to install or expensive to fabricate

Engineering Contradiction:
Improvebelt tracking correctionVSAvoidinstallation difficulty and fabrication cost
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The support frame is divided into separable components that can be independently manufactured and assembled. The frame includes a first support portion and second support portion that can be joined together, allowing for easier installation and reduced fabrication complexity while maintaining the tracking correction function.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The support frame is designed to be pivotally movable relative to the carriage about a primary axis, allowing dynamic adjustment of the roller orientation. This pivotal movement capability enables the system to adapt to different belt misalignment conditions without requiring complex fixed structures, thereby simplifying installation and reducing costs.

Inventive Principle:
Principle #15Dynamics

2Reliability

If existing tracking systems are used, then belt misalignment can be corrected, but the systems lack the ability to be adjusted on-site to suit particular installation conditions

Engineering Contradiction:
Improvebelt tracking correctionVSAvoidon-site adjustability
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The support frame is designed to be pivotally movable relative to the carriage about a primary axis, allowing dynamic adjustment of the roller orientation. This pivotal movement capability enables the system to adapt to different belt misalignment conditions without requiring complex fixed structures, thereby simplifying installation and reducing costs.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system allows for adjustment of the primary axis orientation and roller positioning parameters on-site. The pivotal connection enables change in the angular parameters of the support frame relative to the carriage, allowing the system to be customized to particular installation conditions and belt misalignment patterns without requiring replacement of the entire system.

Inventive Principle:
Principle #35Parameter changes

3Device complexity

If rollers are mounted on a fixed support frame, then the structure is simple, but the system cannot adapt to different belt misalignment conditions

Engineering Contradiction:
Improvesupport frame structureVSAvoidadjustment capability
Core Design Contradiction:
Device complexityVSAdaptability or versatility

Solution Approach 1:

The support frame is designed to be pivotally movable relative to the carriage about a primary axis, allowing dynamic adjustment of the roller orientation. This pivotal movement capability enables the system to adapt to different belt misalignment conditions without requiring complex fixed structures, thereby simplifying installation and reducing costs.

Inventive Principle:
Principle #15Dynamics

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 system effectively corrects belt misalignment by adjusting the orientation of the primary axis, ensuring robust construction, ease of installation, and on-site adjustability, reducing downtime and mechanical damage while optimizing belt tracking.

Implementation Method 1

Movement of the belt to one side causes the belt to contact the tapered surface on that side of the roller. This action accelerates the tapered surface which is then moved in the same direction as the direction of belt movement. The belt then tends to revert to a central position with a correcting action.

Methodology Applied
Scientific EffectFriction: Friction

Data Source

PatentUS9145263B2Conveyor belt tracking roller system
Publication Date: 2015.09.29 BRELKO PATENTS
  • US9145263B2 patent drawing
  • US9145263B2 patent drawing
  • US9145263B2 patent drawing

AI summary

A conveyor belt tracking system in which rollers which support the belt are mounted to a support frame which is pivotally movable about an axis which is centrally positioned relative to the belt and which is inclined to the direction of belt movement.