Automated Railcar Gate System with 3D Vision Tracking
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Solution Overview
Problem
Existing automated systems for opening and closing capstan-operated railcar gates are inefficient and labor-intensive, requiring manual operation and separate indexing systems, and are not capable of unloading railcars while they are in motion.
Innovation Solution
An automated trackside railcar discharge gate operating system that uses carriage-mounted tool systems with visual devices to acquire and track capstans, allowing for the automatic opening and closing of gates without the need for a separate indexing system, and can operate on moving railcars by employing a pair of carriage-mounted tool systems with three-dimensional vision sensing and feedback devices.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If manual gate operators with telescoping chucks are used to operate capstans, then gate operation can be performed, but the operation is slow and labor-intensive requiring frequent adjustments
Solution Approach 1:
The system uses vision devices to automatically detect and track capstan locations and movements, eliminating the need for manual operators to visually locate and adjust to each capstan. The automated system serves itself by continuously monitoring and adapting to capstan positions, thereby improving both ease of operation and productivity
Solution Approach 2:
The patent replaces manual mechanical operation with an automated system combining vision devices, processors, and motorized tools. The mechanical adjustment process is substituted with automated visual detection and motorized positioning, eliminating labor-intensive manual adjustments while maintaining precise capstan operation
2Measurement precision
If railcars are positioned and unloaded while stationary under control of an indexing system, then precise positioning can be achieved, but the unloading process is time-consuming
Solution Approach 1:
The system transitions from static indexing to dynamic operation by enabling gate operation on moving railcars. The vision system continuously tracks capstans on moving cars, allowing the gate operation to adapt to the dynamic motion of the railcar while maintaining positioning precision through real-time visual feedback
Solution Approach 2:
The vision devices acquire and track capstan positions in advance as railcars approach, allowing the system to prepare for gate operation before the car is fully positioned. This preliminary detection and tracking enables seamless transition to moving car operation, reducing idle time while maintaining precision
3Adaptability or versatility
If separate manual gate operators are used for each capstan, then individual gate control is achieved, but the system complexity and labor requirements increase
Solution Approach 1:
The patent employs a universal automated gate operator that can service multiple capstans along the railcar string. The single automated tool system with vision guidance can adapt to different capstan positions and operate multiple gates sequentially, eliminating the need for separate manual operators at each position while maintaining individual gate control capability
Solution Approach 2:
The system merges multiple manual operator functions into a single automated system. The vision devices, processing unit, and motorized tool are combined into one integrated automated operator that can sequentially service multiple capstans, reducing overall system complexity and labor requirements while preserving individual gate control
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
Enables the efficient and automated unloading of a string of railcars 'on the fly' without the need for a separate indexing system, improving operational speed and reducing labor requirements, while maintaining precise control over the capstan operation.
Implementation Method 1
carriage-mounted tool systems with three-dimensional vision sensing and feedback devices
Data Source
AI summary
An automated trackside railed car discharge gate operating system is disclosed which can automatically unload a string of cars “on the fly” and without the need for a separate indexing system. The system includes a pair of carriage-mounted tool systems for opening/closing capstan-operated railcar gates disposed to travel along a carriage track and including visual devices that acquire and track capstans and coordinate tool orientation and operation.