Automated Soil Mortar Foundation Mixing Control

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Solution Overview

Problem

Existing methods for creating foundation elements from soil mortar face challenges in achieving high-quality production efficiently, requiring significant operator expertise and varying process parameters based on local conditions and drilling depth.

Innovation Solution

A method and device utilizing a control device to automate process parameters such as vertical movement, rotational speed, and suspension feed, allowing for consistent and high-quality production of foundation elements from soil mortar.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If the process is carried out manually with operator control, then flexibility in adapting to local conditions is achieved, but manufacturing precision and consistency deteriorate due to reliance on operator experience

Engineering Contradiction:
Improveadaptability to local conditionsVSAvoidquality consistency
Core Design Contradiction:
Adaptability or versatilityVSManufacturing precision

Solution Approach 1:

The control device monitors process parameters such as rotational speed, vertical movement, and suspension feed rate, and automatically adjusts them to maintain optimal mixing conditions. This feedback mechanism ensures consistent foundation element quality while adapting to varying soil conditions through programmed parameter adjustments.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The manual mechanical control system operated by the device operator is replaced with an automated control device that electronically regulates the processing tool's rotational speed, vertical movement, and suspension feed rate. This substitution eliminates variability introduced by manual operation while maintaining adaptability through programmable parameters.

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

2Adaptability or versatility

If process parameters are manually adjusted based on operator experience, then adaptability to varying conditions is achieved, but productivity deteriorates due to the time and effort required

Engineering Contradiction:
Improveadaptability to varying conditionsVSAvoidproduction efficiency
Core Design Contradiction:
Adaptability or versatilityVSProductivity

Solution Approach 1:

The control device is pre-programmed with optimal process parameters for different soil conditions and foundation element specifications. Before operation begins, the appropriate parameter sets are loaded into the control device, enabling immediate automated adjustment without requiring the operator to manually calculate or adjust parameters during the mixing process.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The manual adjustment process is replaced with electronic control systems that automatically regulate rotational speed, vertical movement, and suspension feed rate. This substitution eliminates the time-consuming manual adjustments while maintaining adaptability through programmable parameters specific to different operating conditions.

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

3Manufacturing precision

If automated control is implemented, then manufacturing precision and productivity are improved, but device complexity increases due to the control system

Engineering Contradiction:
Improvequality consistencyVSAvoidcontrol system complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The control device is designed to perform multiple functions: it regulates rotational speed of the processing tool, controls vertical movement speed, manages suspension feed rate, and coordinates the interaction between these parameters. By consolidating these control functions into a single multi-functional device, the patent reduces overall system complexity while maintaining high manufacturing precision.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The control functions for rotational speed, vertical movement, and suspension feed are merged into a single integrated control device. This consolidation reduces the number of separate control systems needed and simplifies the overall device architecture while ensuring coordinated operation of all mixing parameters for consistent quality.

Inventive Principle:
Principle #5Merging (Combining)

4Productivity

If automated control is implemented, then productivity is improved, but device complexity increases due to additional control components

Engineering Contradiction:
Improveproduction efficiencyVSAvoidcontrol system complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The control device is designed as a multi-functional system that simultaneously manages rotational speed, vertical movement, and suspension feed rate. This universal control approach increases productivity by automating all critical parameters without requiring multiple separate control systems, thereby limiting the increase in device complexity.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

Multiple control functions are merged into a single control device that coordinates the processing tool's rotational speed, vertical movement, and suspension feed. This consolidation improves productivity through comprehensive automation while minimizing complexity by reducing the number of independent control systems required.

Inventive Principle:
Principle #5Merging (Combining)

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

Enables efficient and high-quality production of foundation elements with consistent quality, reducing reliance on operator experience and adapting to varying soil conditions.

Implementation Method 1

soil material is removed by the at least one rotatingly driven processing tool while forming a hole in the ground

Methodology Applied
Scientific EffectMechanical cutting: Abrasion

Implementation Method 2

the removed soil material remains at least partially in the hole and is mixed in situ by the at least one rotatingly driven processing tool with the supplied suspension to form the soil mortar

Methodology Applied
Scientific EffectMechanical mixing: Stirring

Implementation Method 3

a setting suspension is supplied into the hole and the formed soil mortar hardens in the ground after the at least one rotatingly driven processing tool is withdrawn from the hole to form the foundation element

Methodology Applied
Scientific EffectSetting: Chemical Bonding

Data Source

PatentEP4600423B1Method and device for creating a foundation element in the ground from a ground mortar
Publication Date: 2026.04.22 BAUER MASCH GMBH
  • EP4600423B1 patent drawingFigure 1
  • EP4600423B1 patent drawingFigure 2
  • EP4600423B1 patent drawingFigure 3~4

AI summary

The invention relates to a method for creating a foundation element in the ground from a soil mortar, with a soil removal device with at least one rotatingly driven processing tool, wherein the at least one processing tool is moved substantially vertically to the ground and soil material is removed by the at least one rotatingly driven processing tool to form a hole in the ground, a settable suspension is fed into the hole and the removed soil material remains at least partially in the hole and is mixed in situ by the at least one rotatingly driven processing tool with the supplied suspension to form the soil mortar, wherein the soil mortar formed hardens after the at least one rotatingly driven processing tool has been withdrawn from the hole to the foundation element in the ground, wherein at least the vertical movement of the at least one processing tool,The rotary movement of the at least one processing tool, the supply of suspension, and at least one dimensioning of the foundation element represent process parameters. According to the invention, the process is carried out automatically, at least in sections, by a control device, wherein at least one process parameter is input into the control device as a default value, and at least one remaining process parameter is set and controlled by the control device depending on the at least one input default value.