Metal Pressing Element Markings for Deep Panel Structures

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Solution Overview

Problem

Existing pressing elements fail to effectively produce deep structural portions on coated panels, such as those with depths greater than 0.15 millimeters, leading to alignment issues and increased risk of pressing defects.

Innovation Solution

A pressing element with a metal plate featuring marked sections and zones, allowing precise machining and alignment, and incorporating chambers to ensure even pressure distribution, minimizing spring-back effects and enabling deeper structural features.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If conventional pressing elements are used to produce deep structural portions, then the pressing element can be manufactured, but the structural portions cannot achieve sufficient depth (greater than 0.15 millimeters) and alignment precision deteriorates

Engineering Contradiction:
Improvedepth of structural portionsVSAvoidalignment precision
Core Design Contradiction:
Manufacturing precisionVSMeasurement precision

Solution Approach 1:

The patent applies preliminary action by pre-positioning markings on the pressing element before machining operations. These markings serve as reference points that are established in advance, enabling precise alignment and positioning during subsequent machining steps to achieve deep structural portions with high precision.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent replaces conventional mechanical positioning methods with a marking-based alignment system. Instead of relying solely on mechanical fixtures or complex positioning mechanisms, the invention uses visual markings (such as colored lines or symbols) that can be easily referenced during machining to achieve precise alignment and positioning of deep structural portions.

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

2Ease of manufacture

If conventional pressing elements are used, then the manufacturing process is simple, but pressing defects increase and quality consistency deteriorates

Engineering Contradiction:
Improvemanufacturing simplicityVSAvoidpressing defect rate
Core Design Contradiction:
Ease of manufactureVSReliability

Solution Approach 1:

The patent utilizes color changes or visual markings on the pressing element to indicate specific zones and alignment references. These colored markings (such as red, blue, or yellow lines) provide visual feedback during the pressing process, enabling operators to quickly identify and correct positioning errors, thereby reducing pressing defects and improving quality consistency without complicating the manufacturing process.

Inventive Principle:
Principle #32Color changes

3Device complexity

If deep structural portions are produced without markings, then the pressing element structure is simpler, but positioning and orientation accuracy deteriorate

Engineering Contradiction:
Improvepressing element structureVSAvoidpositioning accuracy
Core Design Contradiction:
Device complexityVSManufacturing precision

Solution Approach 1:

The patent segments the pressing element surface into distinct functional zones marked by visual indicators. These markings divide the pressing element into reference zones and working zones, enabling precise positioning and orientation during machining and pressing operations. The segmentation is achieved through simple visual markings rather than complex structural features, maintaining ease of manufacture while improving positioning accuracy.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS12420580B2Pressing element
Publication Date: 2025.09.23 UNILIN BV
  • US12420580B2 patent drawing
  • US12420580B2 patent drawing
  • US12420580B2 patent drawing

AI summary

A pressing element for manufacturing laminate panels includes a metal plate with at least two sections that exhibit a surface structure suitable for forming a structure on one of the laminate panels, and having a first zone. The pressing element has separate markings for orienting the first zone, and/or in that the surface structure is obtained by way of etching, whereas the first zone is provided with a chamber by means of a milling operation, and/or in that the surface structure defines a lowest point and a highest point. The first zone includes a first chamber located at a depth below the highest point and at most 0.3 mm below the lowest point.