Multi-Track Belt Conveyor Portion Alignment via Dynamic Speed Control

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Solution Overview

Problem

Conventional methods for lining up food portions on a multi-track belt conveyor involve unnecessary slowdowns, leading to reduced throughput and increased material wear and energy consumption, as individual tracks are stopped and restarted to arrange portions in rows.

Innovation Solution

Selecting a reference track and adjusting the conveying speeds of other tracks to align portions in straight rows without stopping, allowing continuous operation and minimizing material wear and energy consumption.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If individual tracks are stopped to line up portions, then portions can be arranged in straight rows, but throughput is considerably reduced

Engineering Contradiction:
Improvealignment precisionVSAvoidthroughput
Core Design Contradiction:
Manufacturing precisionVSProductivity

Solution Approach 1:

The patent applies dynamics by making the conveying speeds of different tracks variable rather than fixed. The control unit dynamically adjusts the conveying speed of each track based on the position of portions, allowing tracks to move at different speeds during different phases of the lining-up process. This enables continuous operation without stopping while achieving precise alignment at the lining-up position.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent changes the parameter of conveying speed from a static value to a variable parameter that can be adjusted for each track independently. By controlling the conveying speed parameter dynamically, the system can optimize both alignment precision and throughput, eliminating the need to stop tracks while maintaining accurate portion arrangement in straight rows.

Inventive Principle:
Principle #35Parameter changes

2Manufacturing precision

If tracks are stopped and restarted, then portions can be lined up, but material wear increases

Engineering Contradiction:
Improvealignment precisionVSAvoidmaterial wear
Core Design Contradiction:
Manufacturing precisionVSObject-affected harmful factors

Solution Approach 1:

The patent implements continuity of useful action by maintaining continuous movement of portions along the conveying direction without interruptions. The control unit coordinates the conveying speeds of multiple tracks so that portions continuously move toward the lining-up position and are arranged in straight rows without requiring track stopping or restarting, thereby eliminating material wear associated with frequent start-stop cycles.

Inventive Principle:
Principle #20Continuity of useful action

3Manufacturing precision

If tracks are stopped and restarted, then portions can be lined up, but energy consumption increases

Engineering Contradiction:
Improvealignment precisionVSAvoidenergy consumption
Core Design Contradiction:
Manufacturing precisionVSLoss of energy

Solution Approach 1:

The patent maintains continuous operation of the belt conveyor system without stopping tracks, thereby avoiding the energy consumption associated with repeated acceleration and deceleration cycles. The control unit optimizes energy efficiency by coordinating track speeds to achieve alignment through controlled movement rather than stopping and restarting, significantly reducing overall energy consumption while maintaining precise portion arrangement.

Inventive Principle:
Principle #20Continuity of useful action

Data Source

PatentUS11958696B2Method, computer program and apparatus for lining up portions of food slices
Publication Date: 2024.04.16 GEA FOOD SOLUTIONS GERMANY GMBH
  • US11958696B2 patent drawing
  • US11958696B2 patent drawing
  • US11958696B2 patent drawing

AI summary

A method of lining up portions of slices of food, the portions are transported by a belt conveyor on a plurality of tracks along a conveying direction, one of the plurality of tracks is selected as a first reference track, conveying speeds of a remainder of the plurality of tracks excluding the first reference track are adapted in such a way that the portions are arranged in straight rows arranged orthogonally to the conveying direction when the portions reach a lining-up position, and when the lining-up position is reached, the conveying speeds of the plurality of tracks including the first reference track are aligned to one another.