Telescopic Loading Arm With Roller Rails for Container Access
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Solution Overview
Problem
Existing loading systems for transport units are slow and inefficient, particularly due to the limitations of forklifts in confined spaces and the weight-bearing capacity of container floors, which restrict the handling of palletized loads.
Innovation Solution
A loading system featuring a telescopic arm with rollers and a roller rail mechanism, allowing for extended and telescoped movement of a loading carriage within a transport unit, facilitated by a controller and actuators for precise positioning and operation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If forklifts are used for loading and unloading palletized loads, then the operation can be performed with simple equipment, but the loading and unloading speed is slow
Solution Approach 1:
The loading system employs a telescopic arm with multiple telescopic profiles that can dynamically extend and retract to adapt to different loading positions and depths within the transport unit. This dynamic structure allows the system to rapidly position the loading carriage at the required location, significantly improving loading speed compared to traditional forklift operations.
Solution Approach 2:
The patent replaces the traditional forklift mechanical system with an automated telescopic arm mechanism driven by rollers and roller rails. This substitution eliminates the need for operator-controlled forklift operations and enables faster, more consistent loading cycles through automated movement and positioning of the loading carriage.
2Force
If larger forklifts are used to handle heavier palletized loads, then the weight capacity is improved, but the forklift cannot maneuver in confined container spaces
Solution Approach 1:
The loading system divides the weight-bearing function across multiple structural components: the chassis, the telescopic arm structure, and the loading carriage. This segmentation allows the system to handle heavy loads while maintaining a compact profile that can maneuver within confined container spaces, as each component is designed to bear specific portions of the load.
Solution Approach 2:
The telescopic arm extends in the loading direction (length dimension) to reach deep into the transport unit, while the roller rail mechanism provides movement along the chassis (width dimension). This multi-dimensional approach allows the system to access loads throughout the container volume without requiring the forklift body to occupy significant space, thereby improving maneuverability in confined areas.
3Device complexity
If the telescopic arm uses traditional telescopic mechanisms, then the structure is simple, but the friction and resistance during telescoping movement are high
Solution Approach 1:
The patent replaces traditional friction-based telescopic mechanisms (such as friction pins or welded joints) with a roller rail mechanism. Rollers mounted on the telescopic profiles engage with roller rails to guide and support the telescoping motion, significantly reducing friction and resistance during extension and retraction operations while maintaining structural integrity.
Solution Approach 2:
The system changes the physical parameters of the telescopic interface by introducing rolling contact instead of sliding or friction-based contact. This parameter change from static friction to rolling friction dramatically reduces the energy loss during telescoping movements, allowing for smoother and more efficient arm extension and retraction.
4Reliability
If the loading system uses heavy-duty components to ensure durability, then the reliability is improved, but the overall system weight increases
Solution Approach 1:
The telescopic arm and its components are constructed using composite material structures that combine strength with reduced weight. The use of composite materials allows the system to maintain the durability and load-bearing capacity required for reliable operation while minimizing the overall weight of the moving components, thereby improving the system's efficiency and maneuverability.
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 rapid and reliable loading and unloading of palletized loads in confined spaces, enhancing efficiency and weight capacity by utilizing a telescopic arm with rollers and a roller rail mechanism for precise maneuverability.
Implementation Method 1
each previous telescopic profile comprises rollers configured to project a next telescopic profile from the previous telescopic profile in the loading direction and to telescope the next telescopic profile into the previous telescopic profile in the telescoping direction when each next telescopic profile comprises a roller rail mechanism for the rollers of the previous telescopic profile
Data Source
AI summary
The application relates to a loading system for loading a transport unit. The loading system comprises a chassis, a telescopic arm mounted on the chassis, and a loading carriage at a distal end of the telescopic arm. The telescopic arm is configured to extend in a loading direction (LD) and to telescope in a telescoping direction (TD) opposite the loading direction along the chassis. The loading system is configured to move the loading carriage with respect to the chassis in the loading and telescoping directions (LD, TD). The telescopic arm comprises telescopic profiles and each previous telescopic profile comprises rollers configured to project a next telescopic profile from the previous telescopic profile) in the loading direction and to telescope the next telescopic profile into the previous telescopic profile in the telescoping direction when each next telescopic profile comprises a roller rail mechanism for the rollers of the previous telescopic profile.