Side-Loading Robotic Arm for Front-End Loaders
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Solution Overview
Problem
Conventional side-loading robotic arms are typically integral with or attached to liftable containers, limiting their use with different containers and front-end loaders due to compatibility issues and requiring drivers to exit the vehicle to disconnect control interfaces for switching.
Innovation Solution
A side-loading robotic arm design featuring a pair of lateral rails, a base motor, a carriage body, a raising arm, and a tip arm with gripper arms, allowing independent attachment to front-end loaders and enabling easy switching between containers without disconnection of control interfaces.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If the robotic arm is integrated with the liftable container, then the robotic arm can perform side-loading operations, but the front-end loader cannot be easily used with different liftable containers and requires driver intervention to disconnect control interfaces
Solution Approach 1:
The robotic arm is separated from the liftable container into two independent components. The robotic arm is mounted on the front-end loader forks, while the container remains a separate liftable object. This segmentation allows the robotic arm to work with different containers without physical integration, eliminating the need to disconnect control interfaces when switching containers.
Solution Approach 2:
The robotic arm is designed as a universal attachment that can interface with multiple types of liftable containers through standardized mounting on front-end loader forks. The control system uses universal electrical and hydraulic connectors that can serve different container types, allowing one robotic arm system to perform multiple functions with various containers without requiring driver intervention for reconfiguration.
2Adaptability or versatility
If the robotic arm is attached to the liftable container, then the robotic arm can operate with the container, but the combination may not be compatible with different front-end loader designs and configurations
Solution Approach 1:
The robotic arm is designed with dynamic mounting capabilities on the front-end loader forks, allowing adjustment of position and orientation to accommodate different loader designs. The arm can be repositioned along the fork length and adjusted in angle to clear vehicle obstacles, enabling compatibility with various loader configurations without permanent attachment to specific container types.
Solution Approach 2:
The front-end loader forks serve as an intermediary mounting platform between the robotic arm and various container types. This intermediary interface standardizes the connection point, allowing the robotic arm to be mounted on different loader designs without direct attachment to containers, thereby avoiding clearance and path intersection issues that would arise from container-integrated designs.
3Productivity
If the robotic arm is combined with a specific liftable container, then the robotic arm can perform its function, but the driver must exit the vehicle to disconnect control interfaces when switching containers
Solution Approach 1:
The robotic arm system incorporates self-servicing control interface capabilities through automated connection and disconnection mechanisms. Electrical and hydraulic connectors are designed to automatically engage or disengage when the robotic arm is mounted or removed from the front-end loader, eliminating the need for driver intervention. The system can also switch between different container configurations automatically through programmable control sequences.
4Adaptability or versatility
If the robotic arm is integrated with the liftable container, then the robotic arm can be used with that container, but a different container cannot be used with the robotic arm
Solution Approach 1:
The robotic arm is designed as a universal attachment system that can interface with multiple types of liftable containers through standardized mounting on front-end loader forks. The control system uses universal electrical and hydraulic connectors that can serve different container types, allowing one robotic arm system to perform multiple functions with various containers without requiring complex reconfiguration or driver intervention.
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 use of the robotic arm with various liftable containers on the same front-end loader, improving compatibility and operational efficiency by allowing switching without driver intervention, enhancing reach and stability through the tip arm's vertical stowed and horizontal operational positions.
Implementation Method 1
The carriage body is operationally connected to the base motor by a reciprocating device configured to move the carriage body back and forth along the pair of lateral rails
Implementation Method 2
A lift cylinder is operationally connected at one end to the carriage body and at an opposite end to the raising arm
Implementation Method 3
A tip cylinder is operationally connected at one end to the tip arm and at an opposite end to the raising arm
Data Source
AI summary
A side-loading robotic arm for use with front-end loaders. The robotic arm is configured for disposition forward of a liftable container. The robotic arm includes a tip arm that is pivotable between a stowed position and an operational position. The stowed position stores the tip arm and gripper arms inside a vertical plane of the lifting forks of the front-end loader. Preferably, the tip arm and gripper arms are disposed in a cut-out recess on a sidewall of the liftable container. The operational position extends the tip arm and gripper arms outside of the vertical plane of the major lifting arms of the front-end loader.