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Article
An assembly sequence monitoring method based on workflow modeling for human–robot collaborative assembly
Human–robot collaborative assembly (HRCA) is one of the hot trends in intelligent manufacturing and has gained the attention of many researchers. In HRCA, errors in assembly sequence may reduce working efficie...
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Article
Effect of reinforced particles on the machinability of Al alloy under MQL, cryogenic, and hybrid lubrication
Aluminum-based metal matrix composites (MMCs) offer a high strength-to-weight ratio with excellent abrasion resistance, finding vast applications in aerospace industries. However, machining these materials is ...
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Article
Towards sustainability assessment, energy consumption, and carbon emissions in cryogenic drilling of Alloy 20: a new approach towards sustainable future and challenges
Both the product and the manufacturing process must be sustainable in today’s modern world. Traditional machining methods are undesirable when working with heat-resistant alloys. These methods could be more ef...
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Article
Industrial IoT–enabled real-time prediction of strip cross-section shape for hot-rolling steel
Because strip cross sections cannot be obtained during hot rolling in advance, traditional automatic shape control systems can only rely on the measured shape at the exit of the final mill for feedback control...
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Article
Research on vibration characteristics of silicon nitride 6206 full-ceramic bearing with different pre-tightening force and oil supply rate
Full-ceramic ball bearings are widely used in aerospace, gas engines, and extreme working conditions. The research on vibration characteristics of full-ceramic ball bearings under different pre-tightening forc...
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Article
Predicting flatness of strip tandem cold rolling using a general regression neural network optimized by differential evolution algorithm
Flatness prediction is a critical technical concern in flatness feedforward control during strip cold rolling. This work realized a high-precision prediction of flatness for strip cold rolling by the data-driv...
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Article
A novel intelligent method for slab front-end bending control in hot rolling
A novel intelligent control strategy based on machine learning (ML) and an optimal feed-forward control method are proposed to realize the high-precision prediction and precise control of slab front-end bendin...
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Article
Application of the gradient boosting decision tree in the online prediction of rolling force in hot rolling
The prediction accuracy of the rolling force is crucial for the strip hot rolling process, which will significantly affect the dimensional control accuracy of the strip product. The rolling force prediction mo...
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Article
A novelty mandrel supported thin-wall tube bending cross-section quality analysis: a diameter-adjustable multi-point contact mandrel
The mandrel plays a vital role in metal tube bending limit improvement and high-quality achievement. For the bending forming process of metal tubes with different diameters, the corresponding mandrel needs to ...
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Article
Modeling and validation of bending force for 6-high tandem cold rolling mill based on machine learning models
When producing high-end grades of cold-rolled strips such as precision thin strips and high-strength automobile steel plates, it is difficult to control the flatness due to their small thicknesses or high stre...
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Article
A new mandrel design with mandrel ball thickness variation for the bending process of aviation ultra-thin-walled tubes
Due to their unique advantages of high strength, high performance, and light weight, ultra-thin-walled (UTW) tubes have attracted increasing application in the aviation and aerospace industries. However, wrink...
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Article
Open AccessExploring the concept of Cognitive Digital Twin from model-based systems engineering perspective
Digital Twin technology has been widely applied in various industry domains. Modern industrial systems are highly complex consisting of multiple interrelated systems, subsystems and components. During the life...
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Article
A hierarchical prediction method based on hybrid-kernel GWO-SVM for metal tube bending wrinkling detection
Metal bending tube is widely used in industry while its forming defects extremely affect the bending quality. Among all defects, the bending-inside wrinkling caused by the non-uniform compressive stress is a z...
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Article
Rolling force prediction in cold rolling process based on combined method of T-S fuzzy neural network and analytical model
In the cold rolling process, inaccurate rolling force settings and the resulting strip thickness fluctuations and other quality problems occur, reducing the yield and product quality. To improve the accuracy o...
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Article
Application of machine learning to predict and diagnose for hot-rolled strip crown
Based on the complex characteristics of nonlinearity, strong coupling, and multi-disturbance, it is challenging to develop accurate mathematical models for strip rolling systems which are limited by the degree...
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Article
Spatial variable curvature metallic tube bending springback numerical approximation prediction and compensation method considering cross-section distortion defect
With the advantages of continuous bending, small bending diameter, and variable curvature, the spatial variable curvature (SVC) bent metallic tube (MT) is widely used in the aeronautics industry. Due to the co...
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Article
Research on breakage characteristics in side milling of titanium alloy with cemented carbide end mill
Titanium alloy Ti6Al4V has the advantages of high specific strength, good heat resistance, and strong corrosion resistance, which is widely used in the manufacturing of aerospace industrial parts. However, in ...
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Article
Electrochemical machining of array flow channels using cathode tool with comb-shaped insulator
The machining quality of array flow channels directly affects the performance of solid oxide fuel cells as they are the key structures on the metallic interconnects of these cells. Electrochemical machining (E...
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Article
Roll crown control capacity of sextic CVC work roll curves in plate rolling process
The shape curve of continuous variable crown (CVC) roll applied in plate rolling process is usually adopted as cubic curves or quintic curves, but the coupling between quadratic crown and quartic crown of conv...
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Article
Iterative from error prediction for side-milling of thin-walled parts
Deformation is an unavoidable phenomenon in a thin-walled milling operation, which causes the radial cutting depth to deviate from the initial position and change the tool-workpiece meshing boundary. Milling f...