ECM Machining Platform Positioning for Multi-Angle Precision

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Solution Overview

Problem

Current ECM systems face challenges in achieving precise and flexible positioning of components for multiple machining positions, particularly for components requiring different arrangements and angles, leading to high machine construction expenditure and limited expandability.

Innovation Solution

An ECM system with a holder and a clamping apparatus, featuring a positioning apparatus that allows for three-dimensional setup and mounting of a machining platform with multiple machining stations, enabling precise and interchangeable positioning of components and tools, and a clamping apparatus for secure component placement.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If multiple machining positions are established with fixed positioning means, then machining precision is improved, but device complexity and machine construction expenditure increase linearly

Engineering Contradiction:
Improvemachining precisionVSAvoiddevice complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The patent applies dynamics by making the holder rotatable and the machining platform movable along the X-axis, transforming fixed positioning into dynamic repositioning. This allows a single holder and machining platform to serve multiple machining positions through controlled movement, eliminating the need for multiple fixed positioning means while maintaining machining precision.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The holder and machining platform are designed with multi-functionality to perform multiple machining operations at different positions. The holder can rotate to different angular positions, and the machining platform can move along the X-axis, enabling one device to replace multiple dedicated positioning means, thereby reducing device complexity while maintaining precision.

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

2Productivity

If the number of machining positions is increased, then productivity is improved, but device complexity and construction expenditure increase

Engineering Contradiction:
ImproveproductivityVSAvoiddevice complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The dynamic design of the holder (rotatable) and machining platform (movable along X-axis) enables rapid repositioning between multiple machining positions. This dynamic capability allows the system to handle multiple machining positions with a single holder and platform, increasing productivity without the linear increase in device complexity that would result from adding multiple fixed positioning stations.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The positioning capabilities are segmented into independent functional elements: the holder's rotational movement and the machining platform's linear movement along the X-axis. This segmentation allows each element to be controlled independently, enabling flexible repositioning for multiple machining positions while keeping the overall system complexity manageable through modular control.

Inventive Principle:
Principle #1Segmentation

3Manufacturing precision

If precise positioning of components is implemented for multiple machining arrangements, then manufacturing precision is improved, but the system becomes less expandable and more complex

Engineering Contradiction:
Improvepositioning precisionVSAvoidsystem expandability
Core Design Contradiction:
Manufacturing precisionVSAdaptability or versatility

Solution Approach 1:

The dynamic positioning system with rotational holder and movable machining platform provides precise positioning capability that can be reconfigured for different machining arrangements. This dynamic flexibility allows the system to adapt to various component arrangements and machining requirements without being locked into fixed positioning configurations, thereby maintaining precision while improving expandability and versatility.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system introduces additional degrees of freedom by enabling rotational movement of the holder and linear movement of the machining platform along the X-axis. This dimensional expansion transforms a statically positioned system into a dynamically reconfigurable one, allowing precise positioning in multiple orientations and locations, thereby improving both positioning precision and system adaptability for different machining arrangements.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

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

Facilitates rapid, precise, and flexible machining of components with multiple positions and angles, reducing manufacturing time and tool costs while improving machining precision and system flexibility.

Implementation Method 1

an electrically conductive metal is abraded via an electrochemical process. In this case, a cathode (electrode, tool) is moved relative to an anode (component) and is guided thereby 'into' or 'through' the component. Simultaneously, an electrolyte is supplied into the gap that remains between the cathode and the anode

Methodology Applied
Scientific EffectElectrochemical machining: Electrolysis

Data Source

PatentUS12465986B2ECM system, having a holder and a machining platform
Publication Date: 2025.11.11 MTU AERO ENGINES GMBH
  • US12465986B2 patent drawing
  • US12465986B2 patent drawing
  • US12465986B2 patent drawing

AI summary

The invention relates to an ECM system comprising a holder for the arranging of at least one component to be machined and at least one machining station for the electrochemical machining of the at least one component at at least one machining position. The ECM system has a positioning apparatus, which is designed to mount, in a predefined position, a machining platform arranged on the positioning apparatus, and the machining platform comprises at least one machining station having at least one electrode arranged thereon, which electrode can be moved along a machining path in order to machine the at least one component that can be arranged on the holder.