Sorting Module Speed Control via Unit Counting
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Solution Overview
Problem
The existing sorting modules for closure units, such as caps and stoppers, face challenges in accurately determining the number of sorted units, leading to inefficiencies and lag in conveyor speed adjustments, particularly at high production rates, resulting in inconsistent supply and yield issues.
Innovation Solution
Implementing a method and device that detects the number of expelled units in a circulation zone between the sorting module and the supply column, allowing for real-time adjustment of conveyor speed to anticipate and maintain optimal filling levels, using sensors for counting and presence detection to ensure precise control.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If the conveyor speed is adjusted based on random sorting outcomes, then the system can handle high production rates, but the supply consistency deteriorates due to lag in speed adjustments
Solution Approach 1:
The patent implements a feedback mechanism where sensors detect the actual number of closure units in the supply column and continuously adjust the conveyor speed accordingly. This closed-loop control ensures that the supply column maintains optimal filling levels despite variations in sorting outcomes, resolving the contradiction between high production rates and supply consistency.
Solution Approach 2:
The system performs preliminary detection of the number of closure units in the supply column before making speed adjustments. By anticipating the filling level and adjusting conveyor speed in advance, the system prevents both overflow and emptying conditions, maintaining consistent supply to downstream modules.
2Reliability
If the supply column is filled excessively to ensure continuous supply, then the supply reliability improves, but the space requirements and overflow losses increase
Solution Approach 1:
The patent employs dynamic adjustment of conveyor speed based on real-time detection of supply column filling levels. Rather than using a static oversized column, the system adaptively controls the inflow rate to match downstream demand, maintaining optimal filling levels and minimizing space requirements while ensuring continuous supply.
Solution Approach 2:
Sensors provide continuous feedback on the number of closure units in the supply column, enabling the control system to adjust conveyor speed dynamically. This feedback mechanism prevents both excessive filling and emptying, optimizing the use of supply column volume and reducing overflow losses.
3Measurement precision
If sensors are placed in the circulation zone to detect unit numbers, then the measurement precision improves, but the device complexity increases
Solution Approach 1:
The patent uses the circulation zone as an intermediary space where closure units pass by sensors for detection. This location provides natural access for measurement without requiring complex integration into the sorting mechanism itself, achieving accurate unit counting while minimizing added device complexity.
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 enables rapid and effective adaptation of the sorting module's output to meet the demand of downstream modules, optimizing supply yields and reducing space requirements by ensuring accurate and consistent filling of the supply column.
Implementation Method 1
using sensors for counting and presence detection to ensure precise control
Implementation Method 2
said units are sorted in an oriented manner into at least one batch inserted into at least one housing by being lifted from said reservoir toward an outlet at a lifting speed
Data Source
AI summary
The invention relates to a method for managing a module for sorting units, which involves arranging said units loose in a reservoir; sorting said units according to a specific orientation into a batch inserted into a housing, by lifting from said reservoir towards an exit at an elevation speed; expelling said batch of sorted units from said outlet towards an entrance of a supply column, said expelled units passing through a circulation area situated between said exit and said entrance. The method comprising, at said circulation area, detecting the number of units expelled in each batch; accelerating or decelerating the elevation speed depending on said number of units detected. The invention also concerns a corresponding management device.