3D Printing Production Line with Automated Workpiece Routing
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Solution Overview
Problem
Existing 3D printing technologies require manual interventions for workpiece removal and processing, limiting their suitability for industrial-scale production and flexibility in handling different types of workpieces.
Innovation Solution
A production line with a 3D printing device and two interconnected production sections, allowing automated selection and processing of workpieces through a bifurcation system, with multiple access points for manual and automated workpiece removal and processing, including sintering, debinding, and cooling stations, and a central material supply for continuous operation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Extent of automation
If manual intervention is used for workpiece removal and processing, then flexibility in handling different workpieces is maintained, but productivity and automation level are limited
Solution Approach 1:
The production line is divided into multiple processing stations (sintering station, debinding station, cooling station) that are spatially segmented and specialized for different operations. Each station handles specific workpiece processing tasks, enabling automated flow while maintaining operational flexibility through modular design.
Solution Approach 2:
The 3D printing device is designed with multiple access points (first access point for manual workpiece removal, second access point for automated workpiece output) that serve different functions. This multi-functionality allows the same device to accommodate both manual and automated operation modes, resolving the contradiction between automation extent and ease of operation.
2Adaptability or versatility
If a single production process is used, then device complexity is reduced, but adaptability to different workpiece types and manufacturing scenarios is limited
Solution Approach 1:
The production line is segmented into multiple specialized processing stations (sintering, debinding, cooling) that can handle different workpiece types through automated selection. This segmentation enables high adaptability to various manufacturing scenarios while managing complexity through modular, standardized station designs.
Solution Approach 2:
The system incorporates dynamic routing capabilities where workpieces can be selectively directed to different production sections based on the manufacturing scenario. The automated workpiece output system dynamically selects between different processing paths, enabling versatility without requiring all stations to be actively complex simultaneously.
3Productivity
If automated conveying is implemented, then productivity increases, but device complexity and initial setup requirements increase
Solution Approach 1:
Workpieces are prepared at the 3D printing device with automated output capabilities before entering the conveying system. The printing device pre-configures workpieces for automated handling, reducing the complexity burden on downstream conveying devices and enabling smooth integration with minimal additional complexity.
Solution Approach 2:
The patent introduces intermediate structures such as workpiece holders and standardized transfer mechanisms that mediate between the 3D printing device and the conveying system. These intermediaries simplify the interface requirements, enabling automated conveying and high productivity while controlling overall system complexity through standardized connection protocols.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
Enables partial automation in 3D printing, increasing productivity and flexibility by allowing different workpieces to be processed through various stations without manual intervention, facilitating higher quantities and varied manufacturing scenarios.
Implementation Method 1
at least one processing station of the two production sections, i.e., at least one first and/or one second processing station of the two production sections, is adapted and provided for sintering a workpiece built up the at least one 3D printing device
Implementation Method 2
a production section in this connection includes a debinding station, a sintering station and a cooling section for the further processing of a three-dimensionally printed workpiece
Data Source
AI summary
A 3D printing device for building up a three-dimensional workpiece layer-by-layer includes a first side having a removal area in which a workpiece is built up by the printing device, wherein the removal area provides manual removability of the workpiece therefrom; a second side having a workpiece output from which the workpiece is removable; and a conveying device configured to remove the workpiece from the removal area in an automated way.