Journal of Manufacturing Processes最新文献

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Study on the cutting-caused deformation of sloping-arranged nano-grooves in amorphous nickel phosphorus with nanoscale superior plasticity 具有纳米级优异塑性的非晶态镍磷中倾斜排列纳米凹槽的切削变形研究
IF 6.8 1区 工程技术
Journal of Manufacturing Processes Pub Date : 2025-09-01 DOI: 10.1016/j.jmapro.2025.08.083
Yupeng He , Xuanzhe Yang , Zihao Zeng , Tianfeng Zhou , Deping Yu , Peng Zhang , Jinwei Liu , Jiwang Yan
{"title":"Study on the cutting-caused deformation of sloping-arranged nano-grooves in amorphous nickel phosphorus with nanoscale superior plasticity","authors":"Yupeng He ,&nbsp;Xuanzhe Yang ,&nbsp;Zihao Zeng ,&nbsp;Tianfeng Zhou ,&nbsp;Deping Yu ,&nbsp;Peng Zhang ,&nbsp;Jinwei Liu ,&nbsp;Jiwang Yan","doi":"10.1016/j.jmapro.2025.08.083","DOIUrl":"10.1016/j.jmapro.2025.08.083","url":null,"abstract":"<div><div>Creating nanoscale grooves along sloping and curved path is significant for achieving multi-scale structured surfaces with superior surface properties. Attributed to the excellent ability to fabricate micro/nanoscale surface structures, ultra-precision diamond cutting technology is an effective method to engrave sloping-arranged nano-grooves. However, due to the tool-edge extrusion effect, the material removal behavior becomes very complicated when the tool is fed along the sloping path, consequently nano-grooves with weak stiffness are extremely prone to irregular deformation. This paper investigates the formation and cutting-caused deformation of sloping-arranged nano-grooves on amorphous nickel‑phosphorus (a-Ni-P) through mechanism analyzation, simulation, and experiments. The mechanism of nano-grooves deformation and materials residue under the non-free cutting condition is revealed. The influence of the size of the stress zone by the extrusion of the tool edge on the deformation is analyzed. What's more, the influence mechanism of direction of the sloping feed path and its slope on the deformation are investigated. Compared to extruding the long bevels of nano-grooves in the downward feed path, the tool edge extrudes the short bevels of nano-grooves in the upward feed path, making the stress zone smaller and deformation suppressed. To suppress the deformation of undulating sloping-arranged nano-grooves in the full feed path, a novel intermittent-upward feed path is proposed for fly cutting of sloping-arranged nano-grooves on a side-mounted workpiece. The proposed tool feed strategy was demonstrated to be able to improve the machining quality of the undulating sloping-arranged nano-grooves.</div></div>","PeriodicalId":16148,"journal":{"name":"Journal of Manufacturing Processes","volume":"152 ","pages":"Pages 1166-1178"},"PeriodicalIF":6.8,"publicationDate":"2025-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144922118","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Research on machinability of 50 % SiCp/Al with high-speed milling under supercritical carbon dioxide (scCO2)-based cooling conditions 超临界二氧化碳(scCO2)冷却条件下50% SiCp/Al高速铣削可加工性研究
IF 6.8 1区 工程技术
Journal of Manufacturing Processes Pub Date : 2025-09-01 DOI: 10.1016/j.jmapro.2025.08.059
ChenLong Zuo , Heng Zhang , Jinsheng Zhang , Zhaojing Gao , Kan Wang
{"title":"Research on machinability of 50 % SiCp/Al with high-speed milling under supercritical carbon dioxide (scCO2)-based cooling conditions","authors":"ChenLong Zuo ,&nbsp;Heng Zhang ,&nbsp;Jinsheng Zhang ,&nbsp;Zhaojing Gao ,&nbsp;Kan Wang","doi":"10.1016/j.jmapro.2025.08.059","DOIUrl":"10.1016/j.jmapro.2025.08.059","url":null,"abstract":"<div><div>50 % SiCp/Al composite is widely used in aerospace, electronic packaging and other fields because of its excellent performance. However, the introduction of high content reinforcing phase brings many difficulties in the machining process such as rapid tool wear and poor surface finish. In order to improve the machining quality of 50 % SiCp/Al composite with suppression of tool wear, supercritical carbon dioxide (scCO<sub>2</sub>), scCO<sub>2</sub> + minimal quantity lubrication (MQL) and scCO<sub>2</sub> + oil-on-water droplets (OoW) are proposed as cooling lubrication methods for milling of 50 % SiCp/Al composite in this paper. Cutting forces, temperature, surface morphology, surface roughness and tool wear were analyzed in detail for comparison and evaluation. The results show that the better surface quality and machining process are obtained by using scCO<sub>2</sub> + OoW in all conditions. Compared to dry milling, the cutting forces under scCO<sub>2</sub> + OoW decrease by 14 %, 11.7 % and 7.6 % respectively at the speed of 100 m/min, 150 m/min, 200 m/min. The temperature decreases by 35.3 %, 37.1 % and 28.6 % respectively at the speed of 100 m/min, 150 m/min, 200 m/min. The surface roughness (Ra) decreases by 74.1 % at the speed of 200 m/min and defects such as voids and cracks on the surface of the workpiece are better improved. Most importantly, scCO<sub>2</sub> + OoW improves the adhesive wear and coating peeling phenomenon of the tool to the maximum extent, avoiding the occurrence of abrasive wear and chipping.</div></div>","PeriodicalId":16148,"journal":{"name":"Journal of Manufacturing Processes","volume":"152 ","pages":"Pages 1150-1165"},"PeriodicalIF":6.8,"publicationDate":"2025-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144922116","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Discrete deposition strategy inspired by stacking: α-phase control of Ti17 repaired via spatial layout optimization of deposition points 层叠激发的离散沉积策略:通过沉积点空间布局优化修复Ti17的α-相控制
IF 6.8 1区 工程技术
Journal of Manufacturing Processes Pub Date : 2025-09-01 DOI: 10.1016/j.jmapro.2025.08.079
Zhixu Chen, Chenxing Li, Chunli Yang
{"title":"Discrete deposition strategy inspired by stacking: α-phase control of Ti17 repaired via spatial layout optimization of deposition points","authors":"Zhixu Chen,&nbsp;Chenxing Li,&nbsp;Chunli Yang","doi":"10.1016/j.jmapro.2025.08.079","DOIUrl":"10.1016/j.jmapro.2025.08.079","url":null,"abstract":"<div><div>Wire-arc directed energy deposition for Ti17 repair faces severe challenges, and the mechanical properties after repair clearly decrease because of the coarsening and uneven of the α phase. Herein, adopting the idea of optimizing the spatial layout of deposition points (DPs), an innovative discrete deposition strategy inspired by stacking was proposed to control the precipitation behaviour of α phase. To realize this concept, a current–voltage waveform that varied with distance was designed on the basis of arc and pulsed-wire feeding technology.</div><div>The results revealed that discrete-deposition layers experienced a limited number of effective thermal cycles. The α phase that satisfied the specific conditions precipitated more finely and uniformly. The average thickness of lamellar α was approximately 140 nm, which was 46.2 % less than that of consecutive deposition, simultaneously accompanied by higher dislocation density. The average tensile strength of repaired parts was 1057.3 MPa, reaching 96.6 % of the substrate, the average elongation was 13.0 % greater than that of the consecutive deposition.</div><div>The discrete deposition strategy optimized the spatial layout of DPs to adjust the arc-heat distribution, which further controlled the precipitation of required α phase by regulating thermal cycles during the nonlinear cooling stage, and finally improved mechanical properties of the Ti17 repaired parts. This work provides a new idea for regulating microstructures and mechanical properties through pure process control.</div></div>","PeriodicalId":16148,"journal":{"name":"Journal of Manufacturing Processes","volume":"152 ","pages":"Pages 1220-1237"},"PeriodicalIF":6.8,"publicationDate":"2025-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144932792","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
A comprehensive framework for stiffness modeling of industrial robot for machining applications 面向机械加工应用的工业机器人刚度建模综合框架
IF 6.8 1区 工程技术
Journal of Manufacturing Processes Pub Date : 2025-08-31 DOI: 10.1016/j.jmapro.2025.07.085
Selvaganesan J. , Eldho Paul , Alexandr Klimchik , Arunachalam N.
{"title":"A comprehensive framework for stiffness modeling of industrial robot for machining applications","authors":"Selvaganesan J. ,&nbsp;Eldho Paul ,&nbsp;Alexandr Klimchik ,&nbsp;Arunachalam N.","doi":"10.1016/j.jmapro.2025.07.085","DOIUrl":"10.1016/j.jmapro.2025.07.085","url":null,"abstract":"<div><div>Industrial robots offer several advantages, including a larger workspace, software flexibility, and the ability to enable multi-purpose, reconfigurable systems. However, their low stiffness during machining leads to both translational and rotational deformations at the end-effector, affecting machining accuracy. This study proposes a novel frame-invariant comprehensive compliance performance index that considers both translational and rotational deformations at the robot end-effector. A posture optimization problem is formulated using the proposed index to minimize end-effector deformation. Existing stiffness performance indices often neglect the impact of rotational deformation caused by compliance and spindle configuration. This study evaluates the significance of considering these effects by comparing the proposed index with conventional indices. Analytical results show that, for a given drilling position, the maximum percentage increase in the calculated deflection norm between the proposed index and indices that neglect rotational deformation such as the deformation evaluation index and compliance evaluation index are 77.45% and 30.77%, respectively. The proposed methodology is validated through robotic drilling experiments, demonstrating H9 tolerance accuracy and improved hole quality including better circularity and cylindricity in the optimal configuration compared to non-optimal configuration. The proposed methodology is validated by robotic drilling experiments, achieving H9 tolerance accuracy and improved hole quality, including enhanced circularity and cylindricity, in the optimized configuration compared to non-optimal configurations. The findings highlight the effectiveness of the proposed methodology in addressing stiffness-related challenges and improving machining accuracy.</div></div>","PeriodicalId":16148,"journal":{"name":"Journal of Manufacturing Processes","volume":"152 ","pages":"Pages 1111-1122"},"PeriodicalIF":6.8,"publicationDate":"2025-08-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144919667","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Undercut suppression via time-dependent laser power modulation strategy during the circular oscillating laser welding process 基于时变激光功率调制策略的圆振荡激光焊接削边抑制
IF 6.8 1区 工程技术
Journal of Manufacturing Processes Pub Date : 2025-08-30 DOI: 10.1016/j.jmapro.2025.08.074
Zihan Li , Fang Li , Chen Shen , Zhengxian Li , Yilin Chen , Xueming Hua
{"title":"Undercut suppression via time-dependent laser power modulation strategy during the circular oscillating laser welding process","authors":"Zihan Li ,&nbsp;Fang Li ,&nbsp;Chen Shen ,&nbsp;Zhengxian Li ,&nbsp;Yilin Chen ,&nbsp;Xueming Hua","doi":"10.1016/j.jmapro.2025.08.074","DOIUrl":"10.1016/j.jmapro.2025.08.074","url":null,"abstract":"<div><div>Oscillating laser welding is an effective technique for improving weld morphology. However, inappropriate oscillating parameters may lead to a non-uniform energy density distribution, promoting undercut formation. This study proposed a novel time-dependent laser power modulation strategy to suppress the undercut formation during the circular oscillating laser welding process with filler wire. Additionally, the mechanisms of undercut formation and suppression were elucidated through numerical simulation. Based on the numerical simulation results, the effect of the transverse wire offset position <span><math><mi>δ</mi></math></span> on the weld morphology was further investigated. When the filler wire was fed at <span><math><mi>δ</mi></math></span> = −0.5 mm or 0 mm, the backward flow at the rear of the molten pool led to the irreversible collapse of the molten pool. After increasing the laser power in the middle of the oscillating trajectory while reducing the laser power at the edge, the energy density in the middle of the molten pool was higher. Therefore, the molten pool was stabilized, and the undercut depths were effectively reduced below the stringent qualitative level of the ISO 13919-1 standard (0.07 mm). When <span><math><mi>δ</mi></math></span> = 0.5 mm, the energy density was approximately 20 % lower than that when <span><math><mi>δ</mi></math></span> = −0.5 mm or 0 mm. The molten pool was more stable, and the forward flow remained dominant, which naturally suppressed the undercut formation. This work clarified the effect of the energy density and provided a practical guideline for the undercut suppression during the oscillating laser welding process with filler wire.</div></div>","PeriodicalId":16148,"journal":{"name":"Journal of Manufacturing Processes","volume":"152 ","pages":"Pages 1090-1110"},"PeriodicalIF":6.8,"publicationDate":"2025-08-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144916468","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
A novel self-generating abrasive jet machining process 一种新型自生磨料射流加工工艺
IF 6.8 1区 工程技术
Journal of Manufacturing Processes Pub Date : 2025-08-30 DOI: 10.1016/j.jmapro.2025.08.072
Yan Hu , Jianchi Chen , Qingwen Dai , Wei Huang , Jingqiu Wang , Xiaolei Wang
{"title":"A novel self-generating abrasive jet machining process","authors":"Yan Hu ,&nbsp;Jianchi Chen ,&nbsp;Qingwen Dai ,&nbsp;Wei Huang ,&nbsp;Jingqiu Wang ,&nbsp;Xiaolei Wang","doi":"10.1016/j.jmapro.2025.08.072","DOIUrl":"10.1016/j.jmapro.2025.08.072","url":null,"abstract":"<div><div>Abrasive jet is a unique micro-machining technique. Particularly for the purpose of surface texturing, it offers the advantages of broad scalability, high efficiency, and minimal side effects. However, the embedding of hard abrasives into the machined surface, especially for soft materials, causing residue contamination, poses a significant challenge. A novel self-generating abrasive jet machining (SGAJM) is proposed in this study. In this method, compressed air is accelerated through a nozzle, generating a pressure drop and low temperatures. This draws in a saturated salt solution, causing crystalline abrasives to precipitate. Consequently, a multiphase jet is formed, enabling the machining of surface textures while effectively resolving the issue of residual hard abrasives.</div></div>","PeriodicalId":16148,"journal":{"name":"Journal of Manufacturing Processes","volume":"152 ","pages":"Pages 1084-1089"},"PeriodicalIF":6.8,"publicationDate":"2025-08-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144916556","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Analysis of void formation and migration during impregnation of wet filament winding considering fiber kinking 考虑纤维扭结的湿长丝缠绕浸渍过程中空隙形成及迁移分析
IF 6.8 1区 工程技术
Journal of Manufacturing Processes Pub Date : 2025-08-29 DOI: 10.1016/j.jmapro.2025.08.067
Jiachen Gu, Zhenyu Han, Cheng Chang, Shouzheng Sun, Hongya Fu, Peng Zhang
{"title":"Analysis of void formation and migration during impregnation of wet filament winding considering fiber kinking","authors":"Jiachen Gu,&nbsp;Zhenyu Han,&nbsp;Cheng Chang,&nbsp;Shouzheng Sun,&nbsp;Hongya Fu,&nbsp;Peng Zhang","doi":"10.1016/j.jmapro.2025.08.067","DOIUrl":"10.1016/j.jmapro.2025.08.067","url":null,"abstract":"<div><div>During the wet filament winding process, voids often remain within the fibers during resin impregnation, directly affecting the overall performance of the fiber-reinforced product. This study investigates the percolation behavior of resin along fiber bundles during the winding process and proposes a random arrangement algorithm based on the circular profile of filaments. By incorporating waviness, a fiber bundle model with longitudinal kinks is established. Using this spatial model, a two-phase flow simulation is conducted via the finite element method to analyze the resin displacement of air. The study examines the formation, migration, content, morphology, and distribution of voids during impregnation. The findings indicate that spatial inhomogeneity in resin flow leads to air entrapment and void formation. Low pressure extends the impregnation duration, while high pressure exacerbates resin accumulation above the fiber bundle. As pressure or volume fraction increases, void morphology transitions from an approximately spherical shape to elongated narrow strips along the pressure direction. Therefore, optimizing the radius of the impregnation roller to achieve moderate impregnation pressure (0.4–0.6 MPa), controlling resin uptake, or increasing the number of impregnation rollers to enable multi-surface, multi-pass impregnation can enhance impregnation effectiveness. In addition, simulations with different material parameters showed that the winding speed should be increased appropriately when the resin viscosity is low in order to shorten the impregnation time under the same pressure, thus reducing the accumulation of resin on the surface of the fiber bundle.</div></div>","PeriodicalId":16148,"journal":{"name":"Journal of Manufacturing Processes","volume":"152 ","pages":"Pages 1067-1083"},"PeriodicalIF":6.8,"publicationDate":"2025-08-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144912665","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Laser additive manufacturing of ultra-high temperature Ta4HfC5 ceramic components 超高温Ta4HfC5陶瓷元件的激光增材制造
IF 6.8 1区 工程技术
Journal of Manufacturing Processes Pub Date : 2025-08-29 DOI: 10.1016/j.jmapro.2025.08.055
Zhizhou Zhang , Craig J. Williams , George Maddison , Yang Sha , Menghui Zhu , Dongxu Cheng , Chao Wei , Xiangli Zhong , Zhu Liu , Paul Mativenga , Lin Li
{"title":"Laser additive manufacturing of ultra-high temperature Ta4HfC5 ceramic components","authors":"Zhizhou Zhang ,&nbsp;Craig J. Williams ,&nbsp;George Maddison ,&nbsp;Yang Sha ,&nbsp;Menghui Zhu ,&nbsp;Dongxu Cheng ,&nbsp;Chao Wei ,&nbsp;Xiangli Zhong ,&nbsp;Zhu Liu ,&nbsp;Paul Mativenga ,&nbsp;Lin Li","doi":"10.1016/j.jmapro.2025.08.055","DOIUrl":"10.1016/j.jmapro.2025.08.055","url":null,"abstract":"<div><div>Ta₄HfC₅ is one of the few materials with a melting point above 4000 K, making it a promising candidate for components operating in extreme environments. However, conventional manufacturing methods for Ta₄HfC₅ are limited by high processing temperatures, restricted geometries, and complex machining requirements. In this work, we present a novel approach to fabricating dense, single-phase Ta₄HfC₅ ceramic using laser powder bed fusion (LPBF). The LPBF-processed Ta₄HfC₅ exhibits a relative density of up to 98.3 % and a face-centered cubic solid solution with a lattice constant of 4.49 Å and an average grain size of 10.5 μm. The study reveals excellent oxidation resistance, with an onset temperature of 787 °C and a DTG peak of 0.0776 %/°C at 913.58 °C. The material's thermal conductivity increases from 3.3 to 6.5 W/(m·K) between 30 °C and 1000 °C. The micropillar compressive strength is 2.4 ± 0.7 GPa, with certain grain orientations achieving up to 3.78 GPa without failure. Compared to conventionally produced Ta₄HfC₅, the LPBF-fabricated components demonstrate superior oxidation stability and mechanical performance. These results establish LPBF as a viable and energy-efficient route for manufacturing high-performance Ta₄HfC₅ components with complex geometries.</div></div>","PeriodicalId":16148,"journal":{"name":"Journal of Manufacturing Processes","volume":"152 ","pages":"Pages 1051-1066"},"PeriodicalIF":6.8,"publicationDate":"2025-08-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144912662","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Hybrid cold spray additive-subtractive manufacturing with adaptive path planning for autonomous repair of complex geometrical defects 基于自适应路径规划的复杂几何缺陷自主修复冷喷涂加减法混合制造
IF 6.8 1区 工程技术
Journal of Manufacturing Processes Pub Date : 2025-08-28 DOI: 10.1016/j.jmapro.2025.08.064
Wenbo Li , Fei Huang , Shaowu Liu , Hongjian Wu , Xin Chu , Yingchun Xie , Chunming Deng , Christophe Verdy , Sihao Deng
{"title":"Hybrid cold spray additive-subtractive manufacturing with adaptive path planning for autonomous repair of complex geometrical defects","authors":"Wenbo Li ,&nbsp;Fei Huang ,&nbsp;Shaowu Liu ,&nbsp;Hongjian Wu ,&nbsp;Xin Chu ,&nbsp;Yingchun Xie ,&nbsp;Chunming Deng ,&nbsp;Christophe Verdy ,&nbsp;Sihao Deng","doi":"10.1016/j.jmapro.2025.08.064","DOIUrl":"10.1016/j.jmapro.2025.08.064","url":null,"abstract":"<div><div>This study introduces a hybrid cold spray additive-subtractive manufacturing (HCSASM) methodology with adaptive path planning to address geometrical challenges in structural repair. While cold spray (CS) technology offers advantages such as oxidation-free deposition and substrate compatibility, its application remains constrained by inherent limitations including non-conformal path planning, depositional inhomogeneity, and millimeter-scale surface roughness. The proposed HCSASM framework resolves these issues through three innovations: Defect standardization using computational geometry algorithms to transform irregular damage into programmed geometries, enabling automated standardized path generation; Depth-adaptive deposition kinematics employing variable-speed dual-spiral trajectories that synchronize robotic traverse speeds with real-time depth variations for uniform particle deposition; Closed-loop subtractive machining guided by an in-situ laser profiler to remove redundant coatings. This methodology enables a unified workflow, 3D scanning, geometric regularization, adaptive CS deposition, and precision milling, achieving defect-specific parameterization without manual iteration. Validation through simulation and experiments demonstrated significantly reduced post-processing compared to conventional CS repair approaches. These advancements establish HCSASM as a scalable solution for restoring high-value components with complex defect geometries while addressing critical challenges in deposition control and process automation.</div></div>","PeriodicalId":16148,"journal":{"name":"Journal of Manufacturing Processes","volume":"152 ","pages":"Pages 1037-1050"},"PeriodicalIF":6.8,"publicationDate":"2025-08-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144908424","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Progress in welding distortion prediction and control technology for advanced manufacturing 面向先进制造的焊接变形预测与控制技术研究进展
IF 6.8 1区 工程技术
Journal of Manufacturing Processes Pub Date : 2025-08-28 DOI: 10.1016/j.jmapro.2025.08.062
Jiangchao Wang , Ninshu Ma , Dean Deng
{"title":"Progress in welding distortion prediction and control technology for advanced manufacturing","authors":"Jiangchao Wang ,&nbsp;Ninshu Ma ,&nbsp;Dean Deng","doi":"10.1016/j.jmapro.2025.08.062","DOIUrl":"10.1016/j.jmapro.2025.08.062","url":null,"abstract":"<div><div>Research on welding distortion prediction and control is crucial for high-precision manufacturing and cost reduction in metal structures. In recent years, industries related to manufacturing lightweight structures, such as automobiles, shipbuilding, aerospace, and high-speed railway vehicles, have imposed strict requirements on welding distortion prediction and control. This paper overviews the classification of welding distortion modes and prediction methods, including empirical formulas from experiments, practical formulas based on theoretical analysis, thermo-elasto-plastic finite element analysis, and elastic finite element analysis based on inherent strain theory. The thermo-elasto-plastic finite element analysis and inherent strain theory continue to play important roles in the prediction of welding distortion in large structures. The paper discusses control and correction methods across structure design, assembly process, and post-welding straightening stages. It reviews recent advancements in welding distortion prediction and control in typical welded joints and structures. Advanced numerical simulations will become increasingly important in determining dimension compensation during design and optimising welding procedures during manufacturing. The paper summarises current progress and outlines future prospects for welding distortion prediction and control in academic research and engineering applications.</div></div>","PeriodicalId":16148,"journal":{"name":"Journal of Manufacturing Processes","volume":"152 ","pages":"Pages 1012-1036"},"PeriodicalIF":6.8,"publicationDate":"2025-08-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144908482","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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