Panel Edge Milling Tool Set for Fast Coupling Profile Switching

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Solution Overview

Problem

Existing milling technologies are limited in their ability to efficiently and economically switch between different types of profiled edge regions on panels, such as those requiring turning and downward motions for coupling, without requiring extensive tool changes and adjustments.

Innovation Solution

A set of milling tools comprising two subsets with distinct cutting edges, allowing for easy transition between profiled edge regions that can be coupled through turning or downward motions, mounted on a shared drive shaft, minimizing the need for inclination adjustments and tool changes.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If multiple separate milling tools are used for different profiled edge region types, then versatility of coupling options is improved, but device complexity and tool change requirements increase

Engineering Contradiction:
Improvecoupling optionsVSAvoidtooling complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent implements a universal milling tool design where a single tool can form both first type profiled edge regions (requiring turning motion) and second type profiled edge regions (requiring downward motion). The tool achieves this through a specially designed cutting edge geometry that can create different coupling configurations without requiring tool changes, thereby reducing device complexity while maintaining versatility

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

Solution Approach 2:

The milling tool incorporates adjustable or interchangeable cutting edge configurations that can be dynamically adjusted during operation. This allows the same physical tool to adapt its cutting geometry to produce different profiled edge region types, enabling the system to respond to different panel requirements without increasing overall tooling complexity

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If multiple separate milling tools are used for different profiled edge region types, then versatility of coupling options is improved, but loss of time due to tool changes increases

Engineering Contradiction:
Improvecoupling optionsVSAvoidtool change time
Core Design Contradiction:
Adaptability or versatilityVSLoss of time

Solution Approach 1:

By designing a universal milling tool that can form both first type and second type profiled edge regions, the patent eliminates the need for tool changes when switching between different coupling options. The single tool design ensures continuous production without interruption for tool changes, thereby reducing time loss while maintaining versatility

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

Solution Approach 2:

The milling tool is pre-configured with cutting edge geometries that can accommodate multiple profiled edge region types. This preliminary preparation of the tool design allows for quick switching between different coupling configurations without requiring time-consuming tool changes during production

Inventive Principle:
Principle #10Preliminary action

3Adaptability or versatility

If multiple separate milling tools are used for different profiled edge region types, then versatility of coupling options is improved, but ease of operation decreases

Engineering Contradiction:
Improvecoupling optionsVSAvoidease of operation
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The universal milling tool design consolidates multiple tool functions into a single tool, simplifying the operator's task. Instead of managing and switching between multiple specialized tools, the operator works with one versatile tool that can produce both first type and second type profiled edge regions, thereby improving ease of operation while maintaining versatility

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

4Manufacturing precision

If milling tools with different drive shaft inclinations are used, then manufacturing precision for different profiled edge regions is improved, but device complexity and adjustment requirements increase

Engineering Contradiction:
Improveprofiled edge region precisionVSAvoidadjustment complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The milling tool is designed with a universal drive shaft configuration that can accommodate both first type and second type profiled edge region formation. The cutting edge geometry and drive shaft arrangement are engineered to achieve precise results for both coupling types without requiring changes to the drive shaft inclination, thereby maintaining manufacturing precision while reducing device complexity

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

Solution Approach 2:

The patent utilizes changes in cutting edge parameters (such as angle, geometry, and configuration) rather than changing the drive shaft inclination to achieve different profiled edge region types. This approach maintains the drive shaft at a fixed optimal inclination for precision while allowing flexibility in the cutting parameters to produce both first type and second type regions

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS20250360646A1Set of milling tools and method for manufacturing panels
Publication Date: 2025.11.27 UNILIN BVBA
  • US20250360646A1 patent drawing
  • US20250360646A1 patent drawing
  • US20250360646A1 patent drawing

AI summary

A set of milling tools is for forming profiled edge regions on at least two opposite edges of panels, with a first and a second subset of milling tools. The first subset allows a first type of profiled edge region to be formed. The male coupling part and female coupling part are provided with horizontally acting locking surfaces. A first milling tool from the first subset is configured to form the horizontally acting locking surface of the male coupling part. The second subset allows a second type of profiled edge region to be formed, wherein the male coupling part and female coupling part are provided with horizontally acting locking surfaces. A first milling tool from the second subset is configured to form the horizontally acting locking surface of the male coupling part; and the first milling tools are configured to be mounted on the same drive shaft.