Movable Wide-Angle Detector for Layer Transfer

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Solution Overview

Problem

Existing layer handling technologies require multiple sensors for detection tasks, leading to a high number of detectors and complex machine design, as each detection area needs a separate sensor with both an emitter and a receiver, which increases complexity and reduces efficiency.

Innovation Solution

A transfer device with a movable object detector having a wide detection angle, capable of scanning both the pallet and tray zones with a single component that includes both the emitter and receiver, allowing for precise detection of objects at various vertical levels and positions, reducing the need for multiple sensors and simplifying the design.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If multiple separate sensors are used for each detection area, then detection precision is improved, but device complexity increases

Engineering Contradiction:
Improvedetection precisionVSAvoiddevice complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent combines multiple separate sensors into a single sensor unit that can detect multiple parameters (presence, height, thickness) simultaneously. This single sensor integrates the functionality of what would traditionally require multiple separate detectors, thereby reducing device complexity while maintaining comprehensive detection capabilities.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The sensor is designed with multi-functional capabilities to perform various detection tasks across different zones (pallet zone and tray zone) and detect multiple parameters (presence, height, thickness) using a single device. This universal approach eliminates the need for dedicated sensors for each specific detection function.

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

2Reliability

If separate sensors with emitter and receiver are used for each detection area, then detection reliability is improved, but the number of components increases

Engineering Contradiction:
Improvedetection reliabilityVSAvoidnumber of sensors
Core Design Contradiction:
ReliabilityVSQuantity of substance

Solution Approach 1:

The patent merges multiple sensor units into a single integrated sensor that can reliably detect objects across different zones. This consolidation reduces the total quantity of sensors from multiple separate units to one unified device, while the integrated design maintains detection reliability through combined sensing capabilities.

Inventive Principle:
Principle #5Merging (Combining)

3Manufacturing precision

If multiple sensors are deployed to monitor the working process, then process control precision is improved, but manufacturing complexity increases

Engineering Contradiction:
Improveprocess control precisionVSAvoidmanufacturing complexity
Core Design Contradiction:
Manufacturing precisionVSEase of manufacture

Solution Approach 1:

The single sensor is designed to perform multiple detection functions (presence detection, height measurement, thickness measurement) that would traditionally require multiple separate sensors. This multi-functional approach maintains process control precision while significantly simplifying the manufacturing and installation process.

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

Data Source

PatentEP3025988B1Detection device and method for a layer transfer device
Publication Date: 2019.11.20 GEBO PACKAGING SOLUTIONS ITAL
  • EP3025988B1 patent drawingFigure 1
  • EP3025988B1 patent drawingFigure 2
  • EP3025988B1 patent drawingFigure 3

AI summary

The object of the present invention is a transfer device for transferring pre-formed layers (2) of products between an external conveyor (3) and a pallet on which layers (2) can form a stack, said transfer device (1) comprising a support structure comprising at least one vertical guide column (6), a tray (7), mounted on the at least one guide column (6) and receiving the pre-formed layer (2), a tool, mounted on the support structure, for transferring a layer (2) between the tray (7) and the pallet (4) or the stack (5). This transfer device (1) characterized in that it comprises an object detector (8) with a wide detection angle, for detecting products at the same vertical level in a wide horizontal field of observation, said detector being movable in the vertical direction along the support structure The invention also provides a corresponding method.