Modular Forming Machine Transport for Flexible High-Output Bending
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Solution Overview
Problem
Current forming machines lack the flexibility and scalability to efficiently produce complexly designed parts from straight wire or tube at a high output rate while maintaining cost-effectiveness.
Innovation Solution
A modular transport system with individually controllable transport modules, each assigned to two successive workstations, allows for flexible and efficient movement of workpieces between machining stations, enabling high-speed processing and easy upgrading of the machine.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a conventional forming machine with fixed transport system is used, then the machine structure is simple, but the flexibility and scalability are limited
Solution Approach 1:
The transport system is divided into multiple independent transport modules, each capable of being individually controlled and configured. This segmentation allows the system to be adapted to different production requirements by selectively activating or configuring specific modules, thereby improving flexibility without requiring complete system redesign.
Solution Approach 2:
The transport system incorporates dynamically adjustable components including variable speed drives and programmable motion profiles that allow real-time modification of transport parameters. This dynamic capability enables the same machine structure to accommodate different production scenarios, enhancing adaptability while maintaining a relatively simple base architecture.
2Adaptability or versatility
If a conventional forming machine with fixed transport system is used, then the machine structure is simple, but the scalability is limited
Solution Approach 1:
The modular transport system consists of discrete, standardized modules that can be easily added, removed, or reconfigured. This segmentation enables scalable expansion where additional workstations or transport modules can be integrated without redesigning the entire system, allowing the machine to grow with production demands while maintaining structural simplicity through standardization.
Solution Approach 2:
The transport modules are designed with universal interfaces and standardized configurations that allow them to serve multiple functions across different workstation arrangements. This universality enables the same module design to support various production scales and configurations, enhancing scalability without proportionally increasing structural complexity.
3Productivity
If individually controllable transport modules with shuttle operation are used, then the productivity and output rate increase, but the device complexity increases
Solution Approach 1:
Multiple transport modules are controlled through a centralized control unit that coordinates their operation as an integrated system. This merging of control functions allows individual modules to operate with high productivity while the centralized system manages the overall complexity, enabling parallel operations and optimized workflow without requiring complex distributed control architecture.
Solution Approach 2:
The shuttle operation enables continuous back-and-forth movement of workpieces between workstations without idle time, maximizing productivity. The individually controllable modules can operate in continuous cycles with optimized motion profiles, maintaining high output rates while the modular design keeps control complexity manageable through standardized operation patterns.
4Loss of time
If individually controllable transport modules with shuttle operation are used, then the cycle times are reduced, but the device complexity increases
Solution Approach 1:
The transport modules incorporate dynamic motion control with programmable speed profiles and acceleration parameters that optimize the shuttle operation timing. This dynamic control reduces cycle times by minimizing idle periods and optimizing movement speeds, while the standardized dynamic control architecture keeps the overall system complexity manageable through reusable control routines.
Data Source
AI summary
A forming machine that produces formed parts of a complex design from straight workpieces from wire or tube includes a computerized numerical control unit; a plurality of workstations including a loading station, a first machining station downstream of the loading station, and at least one second machining station downstream of the first machining station, wherein at least two of the machining stations are forming stations; and a transport system that transports successive workpieces from the loading station to downstream workstations while under control by the control unit.