Multi-Plate Powder Press Control With Real-Time Program Verification
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Solution Overview
Problem
Current control systems for multi-plate powder presses require complex programming and simulation to detect errors, which can lead to tool breakages and inefficiencies, especially in handling thermal changes and maintaining continuous production without interrupting the pressing process.
Innovation Solution
A numerical control device with a graphical interface for real-time control parameter input and display, allowing for direct modification of control programs during operation, enabling feedback control and avoiding thermal influences by allowing immediate parameter adjustments without interrupting the pressing process.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If complex programming and simulation are used to detect errors in multi-plate powder presses, then error detection capability is improved, but device complexity and production downtime increase
Solution Approach 1:
The patent creates a virtual copy of the powder press system through graphical user interface representations of punches, dies, and movement sequences. This virtual model allows error detection and program verification without requiring physical simulation hardware, thereby improving reliability while avoiding increased device complexity
Solution Approach 2:
The patent replaces complex mechanical simulation systems with a software-based graphical interface that runs on standard computing hardware. The visual display system substitutes for physical prototyping and testing, enabling error detection through software simulation rather than mechanical means
2Manufacturing precision
If traditional programming methods are used for multi-plate powder presses, then manufacturing precision can be maintained, but productivity decreases due to frequent interruptions for thermal changes
Solution Approach 1:
The patent performs preliminary verification of control programs through graphical simulation and visual inspection before actual production runs. Movement sequences are pre-checked for errors, and thermal expansion effects are compensated for in advance through calculation and adjustment, allowing continuous production without interruptions
Solution Approach 2:
The system incorporates feedback mechanisms where the graphical interface displays real-time or near-real-time status of punches and movement sequences. This allows operators to monitor and adjust parameters to compensate for thermal changes during operation, maintaining precision while ensuring production continuity
3Reliability
If additional simulation software is used for program verification, then error detection is improved, but device complexity and cost increase
Solution Approach 1:
The patent merges the simulation and verification functions directly into the existing numerical control system's graphical user interface. Rather than using separate simulation software, the control system itself provides visual display and verification capabilities, combining multiple functions into a single integrated system
Solution Approach 2:
The graphical user interface serves multiple functions: it displays machine status, allows program creation and editing, performs error verification, and provides visual simulation of movement sequences. This multi-functional approach eliminates the need for dedicated simulation software while maintaining comprehensive program verification capabilities
Data Source
AI summary
Multi-plate powder press (100) for producing a dimensionally accurate pressed part from a compressible material which is fillable into a die (2), having a punching device (3) comprising a multitude of punches (6) and components adjustable relative to one another in the axial direction and adjustable relative to a press part, a drive unit for adjusting the punching device (3) and/or the punches (6) and components, adjustable relative to one another, in and/or counter to a pressing direction, and a numerical control device which is set up and is programmable in order to control a movement sequence of the punching device and/or the punches and components, adjustable relative to one another, in accordance with a control program. The multi-plate powder press (100) has a control command input element for inputting control parameters and has a display element in order to graphically display the punching device (3) and/or the punches (6) and components, adjustable relative to one another, and also movement sequences. Furthermore, a method for controlling the multi-plate powder press (100) is provided.