Abrading Product Detacher With Adjustable Blade

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Solution Overview

Problem

Existing abrading processes face inefficiencies due to the need for manual and time-consuming changes of abrading products, which disrupt productivity and require human intervention, especially in automated systems where different types and aperture patterns of abrading products are used, limiting the feasibility of fully automated operations.

Innovation Solution

A device comprising an abrading product detacher and attacher that enables efficient, non-manual detachment and attachment of abrading products of varying types and thicknesses, utilizing adjustable blades and motor-driven mechanisms to facilitate seamless integration with automated systems.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If manual changing of abrading products is used, then human operators can handle different types and aperture patterns, but productivity decreases due to halting the abrading process and human burden increases

Engineering Contradiction:
Improveability to handle different aperture patternsVSAvoidoutput of abrading process
Core Design Contradiction:
Adaptability or versatilityVSProductivity

Solution Approach 1:

The system uses vision-guided robotic manipulation where the robot autonomously detects aperture patterns and adjusts gripping parameters without human intervention. The robot serves itself by automatically adapting to different abrading product types, eliminating the need for human operators to manually adjust mechanical assistance for each aperture pattern while maintaining high productivity.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system dynamically changes gripping parameters (force, position, orientation) based on detected aperture patterns. The vision system identifies the aperture pattern type, and the control system automatically adjusts the robotic gripper parameters accordingly, enabling seamless handling of different abrading products without manual intervention or mechanical reconfiguration.

Inventive Principle:
Principle #35Parameter changes

2Ease of operation

If mechanical assistance is provided for changing abrading products, then human burden is reduced, but device complexity increases due to adjustment mechanisms for different aperture patterns

Engineering Contradiction:
Improvehuman operator burdenVSAvoidmechanical assistance adjustment mechanisms
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The system replaces complex mechanical adjustment mechanisms with a vision-guided robotic system. Instead of using mechanical devices that require manual adjustment for different aperture patterns, the patent employs a robot with vision capability that automatically detects and adapts to various patterns through software control, eliminating the need for physical reconfiguration mechanisms.

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

Solution Approach 2:

The robotic system serves multiple functions: it detects aperture patterns, determines gripping parameters, executes the changing operation, and adapts to different abrading product types all through a single integrated system. This universal robot replaces multiple specialized mechanical devices, reducing overall system complexity while maintaining ease of operation.

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

3Productivity

If fully automated abrading process is implemented, then productivity increases, but adaptability decreases when dealing with various aperture patterns and net-based articles

Engineering Contradiction:
Improveautomation levelVSAvoidhandling different aperture patterns
Core Design Contradiction:
ProductivityVSAdaptability or versatility

Solution Approach 1:

The system employs a vision system that provides real-time feedback about the aperture pattern of the abrading product. The robot captures images, analyzes the aperture pattern, and uses this feedback information to automatically adjust its gripping parameters and execution strategy, enabling fully automated handling of diverse abrading products including net-based articles with no apertures.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The robotic system dynamically adapts its behavior based on the detected aperture pattern. Instead of using fixed mechanical configurations, the robot continuously adjusts its gripping force, position, and orientation in real-time according to the specific characteristics of each abrading product, enabling seamless automation across different product types.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentEP3927493B1A device for changing abrading products
Publication Date: 2026.03.04 KWH MIRKA LTD
  • EP3927493B1 patent drawingFigure 1a~1b
  • EP3927493B1 patent drawingFigure 2
  • EP3927493B1 patent drawingFigure 3~4

AI summary

The disclosed solution comprises a device for changing abrading products (30), the device (1) comprising a detacher (2) comprising a table (10), a blade (14) adapted to penetrate into between an abrading product (30) and the gripping means (34) of the abrading tool (4), and means (16, 18, 19) to co-planarly adjust the mutual distance (d) between the table (10) and the blade (14) to correspond to the thickness (t) of the abrading product (30) in the absence of the abrading product (30).