Oscillating Dough Transfer Separator to Prevent Sticking

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Solution Overview

Problem

Existing dough transfer systems in bakeries result in prolonged contact of dough with conveyor belts or rollers, leading to adherence, deformation, and flavor and appearance issues, while being complex and costly to maintain.

Innovation Solution

An oscillating separator with a dough blade or slider is used to minimize contact between dough and transfer means, eliminating the need for conveyor belts and reducing adherence, with a non-stick coating or material to facilitate efficient transfer from a weighing device to a processing station.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If conveyor belts and rollers are used to transfer dough, then the dough can be transported between processing stations, but the dough remains in contact with the belts or rollers for a relatively long time, leading to adherence, deformation, and quality issues

Engineering Contradiction:
Improvedough transfer efficiencyVSAvoiddough adherence and deformation
Core Design Contradiction:
ProductivityVSObject-affected harmful factors

Solution Approach 1:

The separator is designed to oscillate dynamically rather than remain stationary. This oscillating motion allows the separator to briefly contact the dough and then quickly retract, minimizing contact time and preventing adherence while maintaining effective transfer

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The separator performs periodic oscillating movements, alternating between contacting the dough to push it forward and retracting to avoid adherence. This periodic action enables continuous dough transfer without the prolonged contact issues of static conveyor belts

Inventive Principle:
Principle #19Periodic action

2Productivity

If conveyor belts are used to transfer dough, then the dough can be transported, but the belts are complex and expensive to maintain, requiring removal for cleaning

Engineering Contradiction:
Improvedough transfer capabilityVSAvoidbelt and roller structure complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The invention extracts the essential function of dough transfer from the complex conveyor belt system and implements it through a simple oscillating separator. The separator performs the transfer function without requiring the complex tensioners, guides, and support structures of traditional belts

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The separator is designed as a simple, inexpensive component that can be easily cleaned or replaced. Unlike expensive conveyor belts that require complex maintenance procedures, the separator's simple structure makes it economically advantageous to maintain

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

3Object-affected harmful factors

If oil or flour is used as separating means on conveyor belts, then dough adherence is reduced, but all pieces of dough are subjected to the same separating means, negatively affecting flavor, further processing, and appearance

Engineering Contradiction:
Improvedough adherenceVSAvoidflavor and appearance degradation
Core Design Contradiction:
Object-affected harmful factorsVSObject-generated harmful factors

Solution Approach 1:

The separator uses mechanical oscillation instead of chemical separating agents like oil or flour. The vibrational motion physically prevents adherence through rapid contact and separation, eliminating the need for substances that could affect dough quality

Inventive Principle:
Principle #18Mechanical vibration

Solution Approach 2:

The invention replaces the chemical method (oil or flour coating) with a mechanical method (oscillating motion). This substitution eliminates the harmful effects of separating agents on dough flavor and appearance while effectively preventing adherence

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

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 solution reduces maintenance costs, simplifies cleaning, prevents dough adherence, and enhances production efficiency by minimizing contact time, ensuring precise weight transfer and improved product quality.

Implementation Method 1

there is an oscillating separator in the transition area between the weighing device and the kneading device

Methodology Applied
Scientific EffectOscillation: Vibration

Implementation Method 2

no separating means are necessary... The oscillation of the separator also increases the speed of the individual processing steps

Methodology Applied
Scientific EffectNon-stick coating: Coatings

Data Source

PatentUS20260090549A1Dough transfer device
Publication Date: 2026.04.02 KOENIG MASCHINEN GMBH
  • US20260090549A1 patent drawing
  • US20260090549A1 patent drawing

AI summary

A device for transferring pieces of dough includes a weighing device, in which dough can be weighed into dough portions with a defined weight and/or volume and can be discharged as dough products, and a working device, by which the portioned dough products can be processed, wherein the weighing device is positioned relative to the working device such that a dough product which has been portioned by the weighing device can be transferred to the working device in a transfer region. A release device is arranged in the transfer region between the weighing device and the working device and is designed to be movable in an oscillating manner and such that dough products which are transferred from the weighing device to the working device can be brought into contact with the release device, can be discharged from the weighing device, and can be introduced into the working device.