Rotating Support Surface for Compact Document Quality Inspection

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Solution Overview

Problem

Existing quality testing devices for document-like test bodies require large installation spaces due to their linear configuration, which is inefficient in terms of space utilization.

Innovation Solution

A device with a transport system that rotates a support surface with the test body, allowing it to be positioned in detection areas of multiple test devices arranged radially, thereby reducing the necessary installation space by enabling compact design and efficient use of space.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If checking devices are arranged along a straight trajectory for quality testing, then the testing process can be performed sequentially, but the installation space required becomes large

Engineering Contradiction:
Improvequality testing capabilityVSAvoidinstallation space
Core Design Contradiction:
ProductivityVSArea of stationary object

Solution Approach 1:

The patent transitions from a linear one-dimensional arrangement of checking devices to a two-dimensional radial configuration where multiple checking devices are positioned around a central transport device. This dimensional change allows multiple testing operations to occur simultaneously in different angular positions while sharing a common transport mechanism, thereby reducing the overall installation footprint while maintaining comprehensive quality testing capability

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

Solution Approach 2:

The patent combines multiple checking devices and their detection areas around a single central transport device with a rotatable support surface. Instead of having separate transport mechanisms for each checking device, they share a common transport and positioning system. This merging of resources allows simultaneous multi-point testing while reducing redundant components and installation space

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentEP3369586B1Device and method for quality review
Publication Date: 2021.04.07 BUNDESDRUCKEREI GMBH
  • EP3369586B1 patent drawingFigure 1
  • EP3369586B1 patent drawingFigure 2~3

AI summary

The invention relates to a method and a device for quality inspection of a document-like test specimen (2), wherein the device (1) comprises at least one transport device (3) and a first and at least one further testing device (6, 6a, 6b), wherein the transport device (3) has at least one support surface (5) for the test specimen (2), wherein the support surface (5) can be positioned into a first spatial position and at least one further spatial position by a rotation about an axis of rotation (R), wherein a test specimen (2) arranged on the support surface (5) is arranged in a detection area (EB) of the first testing device (6, 6a) in the first spatial position and in a detection area (EB) of the further testing device (6, 6b) in the further spatial position.