Elastic Axle Clamping Structure for Conveyor Impact Buffering

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Solution Overview

Problem

Conveyor axles are prone to damage due to excessive load, leading to wear and potential breakage, as existing securing methods fail to effectively absorb or buffer impact forces.

Innovation Solution

An axle securing device comprising a bracket with a clamping part, elongated arms, and an elastic buckle, which applies clamping forces to restrict movement and absorb impact through elastic deformation, preventing damage from excessive loads.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If conventional securing methods are used to fasten the roller to the conveyor, then the axle can be securely mounted, but the axle is vulnerable to damage from excessive load and impact forces

Engineering Contradiction:
Improveaxle protectionVSAvoidaxle load-bearing capacity
Core Design Contradiction:
ReliabilityVSStrength

Solution Approach 1:

The patent applies beforehand cushioning by incorporating an elastic buffer element between the roller and the securing mechanism. This buffer is pre-installed to absorb impact forces before they reach the axle, preventing damage from sudden loads while maintaining secure mounting. The elastic material is specifically selected to provide cushioning protection during normal operation.

Inventive Principle:
Principle #11Beforehand cushioning (Prior cushioning)

Solution Approach 2:

The patent utilizes parameter changes by employing an elastic buffer element that changes its mechanical properties under load. The buffer exhibits different stiffness characteristics - remaining relatively rigid under normal operating conditions to maintain stability, but becoming more compliant under impact or excessive load to absorb shock and protect the axle from damage.

Inventive Principle:
Principle #35Parameter changes

2Stability of the object's composition

If rigid securing structures are used to prevent axle movement, then the axle is firmly secured, but impact forces are transmitted directly to the axle causing potential damage

Engineering Contradiction:
Improveaxle positioning stabilityVSAvoidimpact force transmission
Core Design Contradiction:
Stability of the object's compositionVSObject-affected harmful factors

Solution Approach 1:

The patent applies flexible shells and thin films by using an elastic buffer element that acts as a flexible intermediary between the rigid securing structure and the roller. This flexible component maintains stable axle positioning during normal operation while absorbing and dissipating impact forces, preventing their direct transmission to the axle and reducing harmful effects from sudden loads.

Inventive Principle:
Principle #30Flexible shells and thin films

3Reliability

If the axle is tightly secured to prevent any movement, then the roller is stable, but the axle cannot absorb impact forces and is prone to breaking

Engineering Contradiction:
Improveroller stabilityVSAvoidaxle service life
Core Design Contradiction:
ReliabilityVSDuration of action of stationary object

Solution Approach 1:

The patent applies dynamics by transitioning from a completely rigid securing system to one that incorporates controlled flexibility through the elastic buffer. The buffer allows for dynamic response to varying loads - maintaining firm securing under normal conditions for roller stability, but enabling controlled deformation and energy absorption under impact loads to extend axle service life and prevent catastrophic failure.

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 device effectively prevents axle damage by restricting movement and absorbing impact forces, enhancing the reliability and stability of the roller and axle assembly.

Implementation Method 1

the two elastic arms respectively apply clamping forces towards the first securing hole to the two elongated arms, the clamping part is driven by the two elongated arms to constrict inwardly

Methodology Applied
Scientific EffectElastic deformation: Elasticity

Implementation Method 2

the bracket and the elastic buckle are able to generate elastic deformation to absorb or buffer the impact force applied on the polygonal axle

Methodology Applied
Scientific EffectElastic deformation: Elasticity

Data Source

PatentUS20250002259A1Axle securing device
Publication Date: 2025.01.02 BAMBOO DYNAMICS CORP LTD
  • US20250002259A1 patent drawing
  • US20250002259A1 patent drawing
  • US20250002259A1 patent drawing

AI summary

An axle securing device for securing a polygonal axle and a roller secured thereto is provided. The axle securing device includes a bracket, an elastic buckle, and a first bolt. The bracket includes a clamping part for clamping the polygonal axle, a securing part, and two elongated arms connected between the clamping part and the securing part. The first bolt is inserted through the elastic buckle and the securing part to secure the elastic buckle on the bracket. The two elongated arms are held between two elastic arms of the elastic buckle, wherein the two elastic arms respectively apply clamping forces inwardly to the two elongated arms, and the clamping part is driven by the two elastic arms to constrict inwardly and thus restricting a movement of the polygonal axle. Another axle securing device is also provided.