Axle-Integrated Conveyor Wheel Rotation Sensor
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Solution Overview
Problem
Conveyor movement sensors face challenges in harsh environments, such as dust and obstacles, which can lead to damage and inaccurate movement monitoring, especially when conveyors operate in dusty conditions or during transport and storage.
Innovation Solution
An axle-integrated movement sensing apparatus is developed, where a rotation detection assembly is integrated with the axle assembly and positioned within a protective housing to detect wheel rotation, using a rotation member and sensor that rotates with the wheel, providing enhanced protection and accuracy.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If conveyor movement sensors are exposed in harsh environments, then movement monitoring capability is maintained, but sensor damage and measurement accuracy deteriorate due to dust and obstacles
Solution Approach 1:
The rotation detection assembly is merged with the axle assembly, integrating the sensor system directly into the wheel structure. This combination allows the sensor to be positioned within the protected interior of the axle housing while maintaining direct measurement of wheel rotation, thus achieving both protection and measurement accuracy simultaneously
Solution Approach 2:
The rotation detection assembly is nested within the interior of the axle housing, placing the sensor inside the protected space. The sensor detects rotation of the rotation member through magnetic or optical fields that pass through the housing walls, enabling accurate measurement without exposing the sensor to external harsh conditions
2Reliability
If sensors are integrated within the axle housing, then protection from environmental hazards is improved, but device complexity increases
Solution Approach 1:
The axle assembly is designed to serve multiple functions: it provides structural support for the wheel, enables rotation, and houses the rotation detection assembly. By making the axle assembly multi-functional, the patent avoids adding separate protective structures, thus managing complexity while achieving sensor protection
Solution Approach 2:
The rotation detection assembly is combined with the axle assembly into a single integrated unit. The sensor, rotation member, and housing are merged into one compact assembly that replaces or augments traditional axle components, achieving protection without proportionally increasing overall system complexity
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 effectively protects the sensors from environmental hazards and ensures accurate monitoring of conveyor movement, enhancing the uniformity of material stacking and reducing sensor damage during operation and storage.
Implementation Method 1
a rotation sensor configured to sense rotation of the rotation member, the rotation sensor being positionable in the interior of the axle housing
Implementation Method 2
a rotation sensor configured to sense rotation of the rotation member, the rotation sensor being positionable in the interior of the axle housing
Data Source
AI summary
A conveyor system may include a conveyor belt and a conveyor support structure supporting the belt which includes a support truss structure extending between ends of the conveyor support structure. The system may also include a pair of wheels and an axle assembly configured to rotatably support the wheels on the support truss structure. The axle assembly may include an elongated axle housing with opposite ends each having a said wheel of the pair of wheels rotatably mounted thereon, the axle housing having an interior, and a hub rotatably mounted on each of the ends of the axle housing with each hub having one of the wheels mounted thereon. The system may include a rotation detection assembly for detecting rotation of at least one wheel and being integrated with the axle assembly and at least partially positioned within the interior of the axle housing.