Filter Bag Packaging Machine Dust Removal System

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Solution Overview

Problem

Existing packaging machines for filter bags with infusion products face challenges in maintaining cleanliness, leading to foreign body contamination and costly, complex cleaning processes that disrupt productivity.

Innovation Solution

A packaging machine equipped with a cleaning unit comprising a generator device for air flow generation, a ventilation grille for directing air around the processing path, and a suction device for dust evacuation, ensuring optimal cleanliness without significant downtime or high-end cleaning systems.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If complex cleaning systems are installed to maintain cleanliness, then cleaning effectiveness is improved, but device complexity and cost increase

Engineering Contradiction:
Improvecleanliness maintenanceVSAvoidcleaning system complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent employs pneumatic principles by using a suction device with a suction channel that generates airflow to remove dust and foreign bodies from the processing path. The generator device creates a controlled air flow that directs contaminants toward the suction device, eliminating the need for complex mechanical cleaning systems while maintaining high cleanliness standards during operation.

Inventive Principle:
Principle #29Pneumatics and hydraulics

2Reliability

If continuous cleaning is performed to maintain cleanliness, then foreign body removal is improved, but productivity decreases due to machine downtime

Engineering Contradiction:
Improveforeign body removalVSAvoidproduction continuity
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The cleaning system operates continuously throughout the production process without interrupting the operation of processing stations. The suction device runs simultaneously with product formation, allowing dust and foreign bodies to be removed continuously while the machine produces filter bags, thus maintaining both high reliability and productivity without downtime for cleaning cycles.

Inventive Principle:
Principle #20Continuity of useful action

3Manufacturing precision

If high-precision processing is maintained to ensure quality, then manufacturing precision is improved, but susceptibility to foreign body contamination increases

Engineering Contradiction:
Improveproduct qualityVSAvoidforeign body contamination risk
Core Design Contradiction:
Manufacturing precisionVSObject-affected harmful factors

Solution Approach 1:

The patent introduces an intermediary cleaning system consisting of the generator device and suction device that actively removes dust and foreign bodies from the processing path. This intermediary system protects the high-precision processing by continuously eliminating contaminants before they can affect the product quality, allowing precision processing to continue without increased vulnerability to contamination.

Inventive Principle:
Principle #24Intermediary (Mediator)

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

The machine effectively removes dust and foreign bodies from the processing path, maintaining cleanliness and preventing contamination, thus ensuring high-quality production with reduced operational costs and minimal downtime.

Implementation Method 1

a generator device (4a) positioned above the processing path and configured for generating a flow of air designed to push the dust beneath the processing path

Methodology Applied
Scientific EffectAir flow: Convection

Implementation Method 2

at least one suction device (4c) positioned below the processing path and configured for sucking the dust promoting the evacuation from the machine

Methodology Applied
Scientific EffectSuction: Suction

Data Source

PatentUS12054301B2Packaging machine for making filter bags with infusion productions
Publication Date: 2024.08.06 IMA IND MASCH AUTOMATICHE SPA
  • US12054301B2 patent drawing
  • US12054301B2 patent drawing

AI summary

A packaging machine for making filter bags with infusion products including a plurality of processing stations and a cleaning unit. The processing stations define a processing path and are configured for making infusion products. The cleaning unit is configured for removing dust from the processing path and in turn includes a generator device positioned above the processing path and configured for generating a flow of air designed to push the dust beneath the processing path; at least one ventilation grille coupled to the generator device and designed to convey the flow of air along a predetermined direction of emission which extends around the processing path and at least one suction device positioned the processing path and configured for sucking the dust promoting the evacuation from the machine.