Particulate Feeder Spool with Circumferential Contours
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Solution Overview
Problem
Current machinery lacks the ability to reliably, quickly, and accurately dispense small amounts of materials like explosive powders in a precise and safe manner, particularly in manufacturing processes.
Innovation Solution
A material feeder system comprising feeder assemblies with a spool having a channel in its outer circumference, motors connected to the assemblies, and scales, along with a computer for precise control and weighing, enabling continuous and unbroken advancement of particulate material.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If conventional dispensing mechanisms are used, then device complexity is reduced, but measurement precision and reliability of small material quantities deteriorate
Solution Approach 1:
The spool is segmented into multiple circumferentially spaced contours that create discrete material advancement zones. Each contour acts as an independent element for controlling material flow, enabling precise measurement of small quantities while maintaining a relatively simple overall device structure.
Solution Approach 2:
The spool contours are pre-configured with specific geometries and spacing to automatically control material advancement in predetermined increments. This preliminary design of the spool structure eliminates the need for complex real-time control mechanisms, achieving both precision and simplicity.
2Reliability
If transverse barriers are added to the spool channel, then material advancement control is improved, but harmful factors increase due to potential material accumulation and safety risks
Solution Approach 1:
Instead of using transverse barriers throughout the channel, the invention applies localized contours only at specific circumferential positions. These contours provide necessary control points for material advancement while leaving the rest of the channel open and barrier-free, preventing material accumulation and eliminating safety hazards associated with trapped material.
Solution Approach 2:
The spool contours act as intermediary elements that guide and control material flow without completely blocking the channel. They provide sufficient control for reliable advancement while maintaining continuous material flow paths that prevent dangerous accumulations.
3Measurement precision
If discrete material sorting is used, then measurement precision is improved, but productivity deteriorates due to time-consuming batch processing
Solution Approach 1:
The spool design enables continuous rotation that continuously advances material through the dispensing mechanism. Material flows continuously past the contours in an unbroken stream, eliminating the need to stop and restart for each batch, thereby maintaining both precision measurement and high productivity.
Solution Approach 2:
The circumferentially spaced contours create periodic interaction zones as the spool rotates, allowing continuous material flow to be rhythmically measured and dispensed in precise increments without interrupting the overall continuous operation, thus maintaining high productivity.
Data Source
AI summary
This invention relates to a material feeder system and method of use. The present invention relates particularly to a particulate feeder system that includes, among other features, one or more: feeder assemblies for advancing material that incorporate a spool having a channel disposed within its outer circumference for advancing material, the spool having a plurality of circumferentially spaced contours configured so as to not form transverse barriers within the channel; motors configured to connect to the feeder assemblies; and scales for weighing advanced material. The system also includes a computer in communication with the one or more motors and scales, and capable of performing operations to advance a predetermined material weight as well as various related operations. The invention also includes a method using the above.