Radial Press Multi-Sensor Positioning Control
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Solution Overview
Problem
Radial presses rely heavily on operator experience, leading to high risks of producing low-quality results due to incorrect positioning and other operational errors, which conventional controls fail to detect early enough.
Innovation Solution
Incorporating at least two measured value recorders spaced along the press axis connected to a comparator within the press control, allowing for continuous or intermittent comparison of their signals to detect deviations from a stored tolerance range, triggering alerts and automatic stopping to prevent low-quality outcomes.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If conventional press controls are used without multiple measured value recorders, then the device complexity is low, but the manufacturing precision and reliability deteriorate due to inability to detect positioning errors
Solution Approach 1:
The pressing tool is divided into multiple segments with individual measured value recorders positioned at different locations (front, middle, rear) along the press axis. Each recorder independently monitors pressing parameters, enabling detection of positioning errors and quality deviations at specific segments rather than requiring a single complex centralized control system.
Solution Approach 2:
The measurement system transitions from single-point monitoring to multi-dimensional monitoring by placing recorders at multiple positions along the press axis (front, middle, rear). This spatial distribution creates a dimensional advantage that enables detection of positioning errors and deformation patterns that would be invisible to conventional single-point controls.
2Manufacturing precision
If operator experience and training are increased to reduce errors, then the manufacturing precision improves, but the ease of operation deteriorates due to higher skill requirements
Solution Approach 1:
The system continuously monitors pressing parameters through multiple measured value recorders and provides real-time feedback via the signal output unit. When deviations from target values are detected, the system immediately alerts the operator, enabling correction of positioning errors during the pressing process rather than relying on operator experience to prevent errors in advance.
Solution Approach 2:
The pressing system performs self-monitoring and self-diagnosis through the multiple measured value recorders and comparator. The system automatically detects positioning errors, deformation issues, and quality deviations, reducing reliance on operator expertise for error detection and enabling less experienced operators to achieve high manufacturing precision.
3Reliability
If pressing continues without early error detection, then the productivity is high, but the reliability deteriorates due to production of low-quality workpieces
Solution Approach 1:
The system performs preliminary detection of positioning errors and quality deviations during the pressing process itself, not after completion. The multiple measured value recorders monitor parameters in real-time, and the signal output unit triggers early warnings before defects are finalized, enabling corrective action during pressing rather than requiring rework or scrapping after production.
Solution Approach 2:
The system rapidly detects and signals quality deviations during the pressing process, enabling quick correction or stopping. This allows the system to skip the production of defective workpieces by identifying issues early in the pressing cycle, maintaining high productivity while ensuring reliability through immediate error detection and correction.
Data Source
AI summary
A radial press is provided, the radial press having a frame structure, a pressing tool, a drive unit, and a press control. The pressing tool comprises a plurality of pressing elements which are disposed uniformly concentrically around a press axis and have pressing surfaces. During the appropriate activation of the drive unit, the pressing elements can be moved synchronously as required towards or away from the press axis. To this end, at least two measured value recorders, which are connected for signal transmission purposes to a comparator associated with the press control, are disposed on the pressing tool at positions spaced apart from one another in the direction of the press axis (A). When the comparative value, generated by the comparator, of the measured values provided by the measured value recorders exceeds a tolerance range stored in the press control, an activation of the signal output unit is triggered.