Multichannel Paper Feeding System with Nested Loop Transport

Resolve Bottlenecks,
Find Innovative SolutionsGenerate Solutions

Solution Overview

Problem

The existing paper feeding systems face challenges in safely transporting long paper rolls from vertical storage to post-processing stations, leading to damage and inefficiencies due to complex structural designs and space occupancy issues, particularly when multiple conveyors are used.

Innovation Solution

A multichannel feeding system incorporating a main loop transport device, internal loop transport device, push device, and take-out device, which utilizes conveyor belts and push/pick-up mechanisms to efficiently move paper rolls from vertical storage to post-processing equipment while minimizing space usage and ensuring continuous operation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If multiple conveyors are added to increase post-processing production, then productivity increases, but device complexity and space occupancy increase

Engineering Contradiction:

Improvepost-processing productionVSAvoidstructural design complexity

Core Design Contradiction:

ProductivityVSDevice complexity

Solution Approach 1:

The internal loop conveyor is nested within the main loop conveyor structure, with the internal loop conveyor positioned inside the loop formed by the main conveyor belt. This allows multiple transport channels to share the same structural space, increasing productivity without proportionally increasing device complexity

Inventive Principle:

Principle #7Nested doll (Nesting)

Solution Approach 2:

The system transitions from linear conveyor arrangements to a multi-level loop structure, utilizing vertical and radial dimensions. The main loop conveyor creates a circular path while the internal loop conveyor operates within this loop, enabling multiple take-out points without extending the facility footprint

Inventive Principle:

Principle #17Another dimension (Dimensionality change)

2Productivity

If multiple conveyors are added to increase post-processing production, then productivity increases, but facility space is exceeded

Engineering Contradiction:

Improvepost-processing productionVSAvoidfacility space

Core Design Contradiction:

ProductivityVSArea of stationary object

Solution Approach 1:

Inventive Principle:

Principle #7Nested doll (Nesting)

Solution Approach 2:

Inventive Principle:

Principle #17Another dimension (Dimensionality change)

3Volume of moving object

If paper rolls are transported from elevated position to ground level, then vertical storage space is utilized, but paper rolls are damaged due to bumping and squeezing

Engineering Contradiction:

Improvevertical storage utilizationVSAvoidpaper roll damage

Core Design Contradiction:

Volume of moving objectVSObject-affected harmful factors

Solution Approach 1:

The conveyor system maintains paper rolls in a horizontal transport state throughout the elevation change, avoiding vertical drops and impacts. The continuous belt transport ensures paper rolls move smoothly between storage height and ground level without bumping or squeezing

Inventive Principle:

Principle #12Equipotentiality

Solution Approach 2:

The conveyor belt acts as an intermediary that gradually transitions paper rolls from elevated storage position to ground level. This intermediate transport mechanism eliminates direct free-fall or abrupt positioning changes that would cause damage to the paper rolls

Inventive Principle:

Principle #24Intermediary (Mediator)

4Ease of operation

If complex transport systems are used to move paper rolls from vertical storage, then transportation capability is achieved, but paper roll quality deteriorates due to bumping and squeezing

Engineering Contradiction:

Improvetransportation capabilityVSAvoidpaper roll quality

Core Design Contradiction:

Ease of operationVSReliability

Solution Approach 1:

Inventive Principle:

Principle #12Equipotentiality

Solution Approach 2:

Inventive Principle:

Principle #24Intermediary (Mediator)

Data Source

PatentUS10618738B2Multichannel feeding system

Publication Date: 2020.04.14 CHAN LI MACHINERY CO LTD

AI summary

A multichannel paper feeding system in connection to a vertical storage is disclosed. The multichannel paper feeding system includes a main loop transport device, an internal loop transport device, a plurality of take-out devices, and a plurality of take-out conveyor belts, all of which are disposed between the vertical storage and a cutting machine. The main loop transport device transports a paper roll placed on a main loop rack from the vertical storage to the internal loop transport device, where a main push rod then pushes the paper roll onto an internal loop rack, and the internal loop transport device transports the internal loop rack next to a take-out conveyor belt. The take-out device moves the paper roll from the internal loop rack to the corresponding take-out conveyor belt so that the paper roll can be transported further downstream to a post-processing station for cutting or packaging. Through the internal loop transport device, not only can more take-out conveyor belts be added and may the post-processing production be increased, the transport quality of the paper rolls is also enhanced.