Interchangeable Load Cell Assemblies for Mass Dispensing
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Solution Overview
Problem
Existing mass-based dispensing systems are limited in accommodating a broad range of differently weighted products, as they typically have load cells designed for specific weight ranges, which restricts their versatility and requires multiple dispensers or load cell assemblies for varying product weights.
Innovation Solution
A modular system of interchangeable load cell assemblies with varying maximum rated loads, allowing for selection based on the initial weight of the product, enabling a single dispenser to handle products with different weights by measuring weight before, during, and after dispensing cycles.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If a single load cell assembly is designed for a specific weight range, then measurement accuracy is improved, but adaptability to different product weights deteriorates
Solution Approach 1:
The load cell system is segmented into multiple interchangeable load cell assemblies, each optimized for a specific weight range. Instead of using one load cell for all weights, the system divides the measurement task across multiple specialized load cells that can be selected based on the product weight, ensuring high measurement accuracy for each segment while maintaining overall system adaptability.
Solution Approach 2:
The dispenser system is designed with a universal interface that can accept different types of load cell assemblies. The load cell assembly holder and mounting structure are standardized to accommodate various load cell configurations, allowing a single dispenser platform to perform multiple weight measurement functions by simply changing the load cell assembly.
2Adaptability or versatility
If multiple dispensers are used to handle different product weights, then adaptability is improved, but device complexity and manufacturing costs worsen
Solution Approach 1:
The dispenser is designed as a universal platform with standardized interfaces and mounting mechanisms that can accommodate different load cell assemblies. This multi-functional design allows a single dispenser to handle various product weights by simply changing the load cell assembly, eliminating the need for multiple specialized dispensers and reducing overall system complexity.
Solution Approach 2:
The system transitions from a static configuration where each dispenser is fixed for a specific weight range to a dynamic configuration where the load cell assembly can be changed based on the dispensing requirements. This dynamic adaptability allows the same dispenser hardware to be reused across different applications, reducing the total number of devices needed.
3Adaptability or versatility
If multiple load cell assemblies are maintained for different weights, then adaptability is improved, but loss of time for switching between them worsens
Solution Approach 1:
Multiple load cell assemblies are prepared in advance and kept readily available for different weight ranges. The standardized interface design allows for quick identification and selection of the appropriate load cell assembly before dispensing operations begin, minimizing downtime and preparation time when switching between different product weights.
Solution Approach 2:
The system segments the load cell assemblies into distinct, pre-configured units with standardized mounting interfaces. This segmentation allows for modular replacement where only the necessary load cell assembly needs to be changed rather than reconfiguring the entire system, significantly reducing the time required to adapt to different weight requirements.
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 solution allows a single dispenser to accommodate a wide range of product weights, reducing manufacturing costs and broadening application scope by enabling easy switching between load cell assemblies, ensuring accurate measurement and efficient dispensing of various products.
Implementation Method 1
a mass-based dispensing system having a set of interchangeable load cell assemblies
Implementation Method 2
each load cell assembly includes at least one load cell that measures the weight of the product
Data Source
AI summary
A mass-based dispensing system includes a set of interchangeable load cell assemblies. The load cell assemblies are sized to be interchangeably received into a mass-based product dispenser. Each of the interchangeable load cell assemblies has a maximum rated load that is different from the maximum rated load of the other load cell assemblies. The interchangeable load cell assemblies are substantially modular (i.e., have substantially similar external geometries), thus enabling the product dispenser to interchangeably receive the load cells. The interchangeable load cell assemblies enable a single product dispenser to accommodate a broad range of differently weighted products and/or product containers.