Twisting Head Lay-Length Detection for Uniform Line Bundles
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Solution Overview
Problem
Existing twisting devices for manufacturing twisted or stranded line bundles struggle with determining the lay length uniformly along the bundle, leading to variations that may not meet quality requirements, necessitating iterative adjustments of manufacturing parameters.
Innovation Solution
A twisting device with a movable detecting device capable of capturing lay length information at various positions along the line bundle, using imaging or laser sensors, and a support device to prevent oscillation, coupled with a control system for real-time adjustment and evaluation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If a camera is arranged together with the twisting head on one base end for determining lay length, then the twisting device can determine lay length, but the determination only takes place at one point on one end and external inspection is still required
Solution Approach 1:
The detecting device is divided into multiple independent detection units that can be positioned at different locations along the line bundle. Each detection unit captures lay length information at its specific position, enabling comprehensive measurement of the entire line bundle rather than just one point.
Solution Approach 2:
The detection system transitions from one-dimensional point measurement to multi-dimensional spatial measurement by distributing multiple detecting devices along the longitudinal axis of the line bundle. This allows simultaneous measurement at multiple positions, providing comprehensive lay length data throughout the entire product.
2Adaptability or versatility
If the detecting device is fixed relative to the twisting head, then the device structure is simple, but the detecting device cannot capture lay length information at various positions along the line bundle
Solution Approach 1:
The detecting device is made movable relative to the twisting head through a positioning mechanism that allows it to be displaced along the longitudinal axis. This dynamic positioning capability enables the detecting device to capture lay length information at various positions while maintaining a relatively simple overall device structure.
Solution Approach 2:
The detecting device is designed with multi-functionality, serving both as a fixed reference point and as a movable measurement tool. The same device can be positioned at different locations along the line bundle to perform comprehensive lay length determination, eliminating the need for multiple specialized devices.
3Reliability
If external lay length quality inspection apparatus is used, then comprehensive quality check is performed, but manufacturing time increases and productivity decreases
Solution Approach 1:
The detecting device is integrated directly into the twisting device structure, combining the manufacturing function and quality inspection function into a single unified system. This eliminates the need for separate external inspection apparatus and allows simultaneous manufacturing and measurement, thereby maintaining high productivity while ensuring reliable quality control.
Solution Approach 2:
The lay length determination is performed continuously during the twisting process rather than as a separate post-processing step. The detecting device operates concurrently with the twisting operation, capturing measurement data in real-time, which maintains continuous production flow and maximizes manufacturing efficiency.
4Manufacturing precision
If manufacturing parameters are adjusted incrementally and iteratively to meet quality requirements, then quality fidelity is improved, but manufacturing time and productivity are reduced
Solution Approach 1:
The detecting device provides real-time feedback on lay length measurements during the twisting process. This immediate feedback allows for continuous monitoring and rapid adjustment of manufacturing parameters without the need for iterative trial-and-error approaches, thereby maintaining high manufacturing precision while minimizing time loss.
Solution Approach 2:
The detecting device is positioned and configured before the twisting process begins, with detection points predetermined along the line bundle. This preliminary setup eliminates the need for time-consuming parameter adjustments during production, as the measurement system is already optimized for the specific manufacturing parameters.
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 precise and continuous determination of lay length without external checks, ensuring consistent quality and reducing manufacturing time by allowing for real-time adjustments and eliminating the need for external inspection.
Implementation Method 1
The at least one detecting device is designed for capturing at least one piece of imaging information indicative of a lay length of the line bundle
Implementation Method 2
The support device is designed for supporting the line bundle during the capturing of the at least one piece of imaging information
Data Source
AI summary
A twisting device (10) for twisting or stranding electrical or optical lines (12) to form a line bundle (13). The twisting device (10) comprises at least one first twisting head (15) and a clamping device (25). The first twisting head (15) and the clamping device (25) are spaced apart from each other. The twisting device (10) has at least one detecting device (30) for capturing information indicative of a lay length of the line bundle (13). The at least one detecting device (30) can be moved relative to the first twisting head (15) and the clamping device (25).