Conveyor Belt Link Rod Retention via Flexible Projection
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Solution Overview
Problem
Conveyor belt systems face issues with connecting rod retention, leading to unintended lateral movement and disassembly during assembly and operation, resulting in increased assembly time and operational disruptions.
Innovation Solution
Incorporating flexible projections in conveyor belt links that can deflect to allow rod insertion and retention, preventing removal by blocking apertures and allowing intentional movement perpendicular to the rod's axis, thus securing the connecting rod in place.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If no retention feature is used, then the connecting rod can be freely inserted and removed, but the rod may unintentionally move laterally and slide out of the aperture during assembly and operation
Solution Approach 1:
The retention feature uses a flexible projection that can dynamically change its position - remaining stationary to block the aperture and prevent rod removal, yet capable of being moved when intentional access is needed. This dynamic characteristic resolves the contradiction by making the system adaptive to different operational states.
Solution Approach 2:
The flexible projection changes its physical state between blocking and non-blocking positions. By altering the position parameter of the projection, the system transitions between preventing rod movement and allowing rod insertion/removal, thus resolving the contradiction between retention reliability and operational ease.
2Reliability
If a rigid retention feature is used to prevent rod removal, then rod retention is improved, but assembly time increases due to inability to easily reposition the rod
Solution Approach 1:
The flexible projection provides a dynamic retention solution that is not permanently fixed. When rod repositioning is needed during assembly, the projection can be moved to allow access, and then returned to its blocking position to restore retention. This eliminates time loss while maintaining reliability.
Solution Approach 2:
The flexible projection serves dual functions automatically - it blocks the aperture to prevent accidental rod removal during normal operation, yet can be easily moved when intentional access is required. This self-adjusting mechanism eliminates the need for separate locking and unlocking procedures, reducing assembly time.
3Reliability
If the flexible projection always blocks the aperture, then rod removal is prevented, but intentional rod insertion becomes difficult
Solution Approach 1:
The system changes the position parameter of the flexible projection based on operational needs. During assembly, the projection can be moved to a non-blocking position to facilitate rod insertion, then returned to the blocking position to ensure retention during operation. This parameter change resolves the contradiction between retention and assembly ease.
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
This solution enhances assembly efficiency and operational stability by preventing rod disassembly and separation, reducing downtime and maintaining the structural integrity of modular conveyor belts.
Implementation Method 1
The resilient projection may be configured to, in a first undeflected position, prevent insertion and removal of a connecting rod through the opening and, in a second deflected position wherein the projection is deflected in a direction perpendicular to the substantially lateral direction, the projection allows insertion and removal of a connecting rod through the opening
Implementation Method 2
The flexible projection is intended to be easily but intentionally moved in a direction perpendicular to the long axis of the rod
Data Source
AI summary
The present disclosure is directed to a pitch for a modular conveyor belt. In some embodiments, the pitch may include a link having a first leg, including an opening formed in the first leg. The opening may be defined by a first edge, a second edge opposite the first edge, a first side edge, and a second side edge opposite the first side edge. In addition, the pitch may include a projection associated with the first edge. In a first position, the projection may extend substantially perpendicularly away from the first edge towards the second edge so that a free end of the projection is positioned proximate the second edge. Also, the projection may be configured to deflect to a second position, in which the free end of the projection is deflected within the opening towards one of the first side edge and the second side edge.