Modular Transit Concrete Mixer Mount Assembly
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Solution Overview
Problem
Current transit concrete mixing and dispensing vehicles require lengthy assembly processes, as front and rear assemblies are constructed item-by-item on the chassis, taking several days to complete.
Innovation Solution
A self-contained modular system comprising pre-assembled front and rear units that can be quickly mounted on a chassis, with each unit including a drum supporting structure, hydraulic system, charge hopper, discharge chute, and access ladder, requiring only electrical power and control connections, and a mechanical power take-off connection to operate.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If front and rear assemblies are constructed item-by-item on the chassis, then the system can be customized and integrated directly, but the assembly process takes several days
Solution Approach 1:
The concrete mixer system is divided into separate modular assemblies (front assembly and rear assembly) that can be manufactured independently and then mounted on the chassis as complete units. This segmentation allows parallel manufacturing of components while maintaining the ability to integrate them systematically on the vehicle chassis.
Solution Approach 2:
The front and rear assemblies are pre-assembled and tested as complete modular units before being mounted on the chassis. This preliminary assembly and testing of subsystems reduces the final installation time on the vehicle, as components arrive ready-to-install rather than requiring on-site construction.
2Loss of time
If pre-assembled modular units are used, then assembly time is significantly reduced, but the initial manufacturing complexity increases
Solution Approach 1:
The system is segmented into standardized modular assemblies that can be manufactured in advance in controlled environments. This allows for optimized manufacturing processes and quality control during assembly, while the modular nature simplifies the final installation process on the vehicle.
Solution Approach 2:
The modular assemblies are designed with universal mounting interfaces and standardized connection points that can accommodate different configurations. This universality allows the same modular units to be used across different vehicle platforms and applications, reducing overall manufacturing complexity despite the modular approach.
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
This approach significantly reduces assembly time, making the process more efficient and cost-effective by allowing the units to be fully constructed in advance and mounted in a short time, resulting in a less expensive and faster method for assembling a transit concrete mixing vehicle.
Implementation Method 1
a self-contained hydraulic system comprising a hydraulic fluid reservoir and hydraulic pump for supplying hydraulic fluid to operate the system
Data Source
AI summary
A vehicle mountable, self-contained independent transit concrete mixer operating system is provided in two pre-assembled modular parts for mounting on a truck chassis. The system needs only power take-off, electrical and control system connections to be operable.