Closed Profile Running Rail for Conveyor Diagnostics

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Solution Overview

Problem

Current carrier roller diagnostic systems face challenges with complex disassembly during maintenance, low rigidity leading to deformation, and derailment issues due to external influences, which affect trouble-free operation and data reproducibility.

Innovation Solution

A rail system with a closed profile and multi-part track holder, featuring a holding element with specific side faces for form-fitting engagement, allows for easy assembly and disassembly, and a running gear with a guide and drive system that centers the vehicle's gravity under the track, reducing wear and preventing derailment.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Strength

If the running rail is made from open profiles (T-profiles or L-profiles) and segments are welded or screwed to form a continuous track, then the system can be assembled, but the rigidity is low causing deformations and the disassembly during maintenance is complicated

Engineering Contradiction:
ImproverigidityVSAvoidassembly and disassembly effort
Core Design Contradiction:
StrengthVSEase of manufacture

Solution Approach 1:

The running rail is divided into individual segments that can be easily connected and disconnected. Each segment is designed as a separate component with connection elements at its ends, allowing the track to be assembled by connecting segments together rather than welding or screwing them, facilitating easy disassembly during maintenance while maintaining structural integrity

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The running rail uses a composite structure combining a profiled rail body with integrated connection elements. The connection elements are formed as part of the rail segment structure, creating a composite component that provides both the load-bearing rail function and the connection function, thereby increasing rigidity while simplifying assembly and disassembly operations

Inventive Principle:
Principle #40Composite materials

2Stability of the object's composition

If the running rail segments are connected by welding or screwing to form a continuous track, then the track continuity is achieved, but the disassembly requires loosening numerous screws and aligning the rail track with great effort

Engineering Contradiction:
Improvetrack continuityVSAvoiddisassembly effort
Core Design Contradiction:
Stability of the object's compositionVSEase of repair

Solution Approach 1:

The running rail is divided into individual segments that can be easily connected and disconnected. Each segment is designed as a separate component with connection elements at its ends, allowing the track to be assembled by connecting segments together rather than welding or screwing them, facilitating easy disassembly during maintenance while maintaining structural integrity

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The connection system transitions from static permanent connections (welding) or complex fastened connections (screws requiring alignment) to dynamic reversible connections. The connection elements enable segments to be quickly attached and detached without permanent bonding or complex alignment procedures, allowing the track to be reconfigured or disassembled easily for maintenance while maintaining continuity during operation

Inventive Principle:
Principle #15Dynamics

3Device complexity

If the vehicle center of gravity is positioned above the rail, then the vehicle structure is simplified, but high loads occur on the running gear during cornering or when the rail is discontinuous causing derailment risks

Engineering Contradiction:
Improvevehicle structureVSAvoidderailment prevention
Core Design Contradiction:
Device complexityVSReliability

Solution Approach 1:

The vehicle design positions the center of gravity below the rail rather than above it, using the vehicle's own weight distribution as a stabilizing mechanism. This low center of gravity creates a gravitational stabilizing moment that counteracts destabilizing forces during cornering or when encountering rail discontinuities, preventing derailment without requiring complex active stabilization systems

Inventive Principle:
Principle #8Anti-weight (Counterweight)

Solution Approach 2:

The vehicle design transitions from a statically simplified structure with center of gravity above the rail to a dynamically stable configuration with center of gravity below the rail. This dynamic stabilization uses gravitational forces to automatically counteract destabilizing moments during operation, providing passive stability that adapts to varying operating conditions such as cornering or rail discontinuities

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS12084289B2Running rail and chassis for idler diagnostic system on conveyors
Publication Date: 2024.09.10 TAKRAF
  • US12084289B2 patent drawing
  • US12084289B2 patent drawing
  • US12084289B2 patent drawing

AI summary

The invention relates to a rail system as a track for suitable running gears and also to the running gear for a carrier roller diagnostic system, wherein the rail system is formed from a closed profile or tube. The rail system according to the invention comprises at least one running rail (2), a multi-part track holder (1) and a holding element (14) which is arranged with a first region (A) in a running rail support (13) of the track holder (1) and is arranged with a second region (B) in the running rail (2) when the running rail (2) and the running rail support (13) are connected to one another in the longitudinal direction, wherein the second region (B) of the holding element (14) is arranged in a passage opening (21) of the running rail (2) or projects through it. The running gear (3) according to the invention has at least one two-roller system as a guide and drive system, and at least one chassis which receives and connects both roller systems, has connection options for sensor system carriers and/or the energy control module. The guide system is formed such that it surrounds the geometry of the track in such a way that it limits the kinematic degrees of freedom to one and, if necessary, omits the holding of the track. Thus, only one movement (forward/back) along the track is provided. The drive system is designed to move the chassis and all connected systems relative to the track.