Integrated Handling Device for Wooden Workpieces

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Solution Overview

Problem

Existing gripping and fastening devices for workpieces, particularly wooden workpieces, are time-consuming, require high accuracy, and are unsuitable for workpieces with fluctuating quality or deformations, leading to material waste and low product quality.

Innovation Solution

A handling device that combines gripping and fastening functions, allowing simultaneous handling and securing of wooden workpieces, with features like gripping rollers and clamping jaws to adjust and fix deformations, and a sensor to enhance process reliability.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If separate gripping device and fastening device are used, then each device can be optimized for its specific function, but the processing time increases and space requirement increases

Engineering Contradiction:
Improvefunctional optimizationVSAvoidprocessing time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The patent combines the gripping device and fastening device into a single integrated handling device. The gripping unit with gripper jaws and the fastening unit with fastening elements are merged into one device that can simultaneously grip and fasten workpieces, eliminating the need for separate devices and reducing processing time through simultaneous operation.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The handling device is designed as a multifunctional tool that performs multiple work steps including gripping, positioning, and fastening operations simultaneously. The device can handle different workpiece types and perform both gripping and fastening functions with a single unit, increasing versatility while reducing overall processing time.

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

2Reliability

If separate gripping device and fastening device are used, then each device can be optimized for its specific function, but the space requirement increases

Engineering Contradiction:
Improvefunctional optimizationVSAvoidspace requirement
Core Design Contradiction:
ReliabilityVSArea of stationary object

Solution Approach 1:

The patent combines the gripping device and fastening device into a single integrated handling device. The gripping unit with gripper jaws and the fastening unit with fastening elements are merged into one device, significantly reducing the space requirement compared to having separate devices positioned at different locations.

Inventive Principle:
Principle #5Merging (Combining)

3Manufacturing precision

If high accuracy and tight tolerances are required, then product quality improves, but the device complexity increases and material waste increases

Engineering Contradiction:
Improveproduct qualityVSAvoiddevice complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The handling device performs preliminary positioning and alignment of workpieces during the gripping phase, before fastening occurs. The gripping unit can adjust and pre-position workpieces to achieve proper alignment, reducing the need for complex high-precision fastening mechanisms and lowering overall device complexity while maintaining product quality.

Inventive Principle:
Principle #10Preliminary action

4Manufacturing precision

If high accuracy and tight tolerances are required, then product quality improves, but material waste increases

Engineering Contradiction:
Improveproduct qualityVSAvoidmaterial waste
Core Design Contradiction:
Manufacturing precisionVSLoss of substance

Solution Approach 1:

The handling device performs preliminary positioning and alignment of workpieces during the gripping phase, allowing for adjustment and correction before fastening. This prevents the need to discard workpieces that might fail quality checks after fastening, thereby reducing material waste while maintaining high product quality standards.

Inventive Principle:
Principle #10Preliminary action

5Productivity

If simultaneous gripping and fastening is performed, then processing time reduces and efficiency increases, but the device complexity increases

Engineering Contradiction:
Improveprocessing efficiencyVSAvoiddevice complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The patent combines the gripping device and fastening device into a single integrated handling device. The gripping unit with gripper jaws and the fastening unit with fastening elements are merged into one device that can simultaneously grip and fasten workpieces, enabling simultaneous operation that reduces processing time while the integration actually manages to control the increase in complexity.

Inventive Principle:
Principle #5Merging (Combining)

6Loss of time

If simultaneous gripping and fastening is performed, then processing time reduces, but the device complexity increases

Engineering Contradiction:
Improveprocessing timeVSAvoiddevice complexity
Core Design Contradiction:
Loss of timeVSDevice complexity

Solution Approach 1:

The patent combines the gripping device and fastening device into a single integrated handling device. The gripping unit with gripper jaws and the fastening unit with fastening elements are merged into one device that can simultaneously grip and fasten workpieces, enabling simultaneous operation that reduces processing time while the integration actually manages to control the increase in complexity.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentEP4574353A1Handling device, gripping device and method for handling a wooden workpiece
Publication Date: 2025.06.25 GROPYUS AG
  • EP4574353A1 patent drawingFigure 1~2
  • EP4574353A1 patent drawingFigure 3~4
  • EP4574353A1 patent drawingFigure 5

AI summary

The invention relates to a handling device (100) for handling at least one wooden workpiece (102), preferably at least one wooden beam. The handling device (100) has at least one gripping device (104) for gripping the wooden workpiece (102) and at least one fastening device (106) which is designed to at least partially fasten the wooden workpiece (102) to a structure. The handling device (100) is designed to at least partially simultaneously grip the wooden workpiece (102) by means of the gripping device (104) and to fasten it to the structure by means of the fastening device (106). The invention also relates to a gripping device (104) and a method for handling at least one wooden workpiece (102).