Swing Head Stocker for Compact Additive Head Storage

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Solution Overview

Problem

The existing processing machine design limits the posture of the additive manufacturing head, restricting its ability to be stored suitably outside the machining area, which may lead to design constraints.

Innovation Solution

A work machine with a head stocker that includes a swing mechanism to change the posture of the work head, allowing it to be stored in a compact position by swinging the head holding part centered on a predetermined axis, enabling the work head to be moved between delivery and storage postures.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the additive manufacturing head maintains a fixed posture for delivery between inside and outside of the machining area, then the delivery process is simplified, but the head cannot be changed to a posture suitable for storage, causing design limitations

Engineering Contradiction:
Improvedelivery processVSAvoidhead posture adaptability
Core Design Contradiction:
Ease of operationVSAdaptability or versatility

Solution Approach 1:

The head holding part is designed to be dynamically changeable between different postures through a swing mechanism. The additive manufacturing head can be held in a first posture (vertical) for delivery and a second posture (horizontal) for storage, allowing the system to adapt to different operational requirements without compromising either delivery simplicity or storage efficiency

Inventive Principle:
Principle #15Dynamics

2Device complexity

If the additive manufacturing head is stored outside the machining area in a fixed position, then the storage structure is simplified, but the machine occupies more space and loses compactness

Engineering Contradiction:
Improvestorage structureVSAvoidmachine footprint
Core Design Contradiction:
Device complexityVSVolume of moving object

Solution Approach 1:

The swing mechanism utilizes angular movement to reposition the additive manufacturing head from a vertical delivery posture to a horizontal storage posture. This dimensional transformation allows the head to occupy a more compact space when stored, reducing the overall machine footprint while maintaining a simple storage structure

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

3Productivity

If the head holding part is swung to change the work head posture, then storage efficiency is improved, but the mechanism complexity increases

Engineering Contradiction:
Improvestorage efficiencyVSAvoidswing mechanism
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The head stocker is segmented into a fixed base and a movable head holding part that can swing independently. This segmentation allows the swing mechanism to be isolated and simplified, focusing complexity only on the necessary moving components while keeping the rest of the storage structure simple and robust

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS20240261866A1Work Machine
Publication Date: 2024.08.08 DMG MORI CO LTD
  • US20240261866A1 patent drawing
  • US20240261866A1 patent drawing
  • US20240261866A1 patent drawing

AI summary

A processing machine includes: a cover body that forms a machining area, and a storage area separated from machining area; an additive manufacturing head; and a head stocker. The additive manufacturing head performs additive manufacturing on a workpiece in machining area. Head stocker stores additive manufacturing head in storage area. Head stocker includes: a head holding part that holds the additive manufacturing head; and a swing mechanism part that swings head holding part centered on a predetermined axis.