International Journal of Advanced Manufacturing Technology最新文献

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Effects of welding parameters and thermal insulation on the mechanical behavior and microstructure of friction lap-welded aluminum to glass fiber–reinforced thermoset composite with a thermoplastic PA6 interlayer 焊接参数和隔热材料对带有热塑性 PA6 中间层的铝与玻璃纤维增强热固性复合材料摩擦搭接焊的机械性能和微观结构的影响
IF 3.4 3区 工程技术
International Journal of Advanced Manufacturing Technology Pub Date : 2024-03-15 DOI: 10.1007/s00170-024-13413-1
Mahdi Sahranavard, Hadi Khoramishad
{"title":"Effects of welding parameters and thermal insulation on the mechanical behavior and microstructure of friction lap-welded aluminum to glass fiber–reinforced thermoset composite with a thermoplastic PA6 interlayer","authors":"Mahdi Sahranavard, Hadi Khoramishad","doi":"10.1007/s00170-024-13413-1","DOIUrl":"https://doi.org/10.1007/s00170-024-13413-1","url":null,"abstract":"<p>Friction lap welding was used to join aluminum with glass fiber–reinforced thermoset polymer (GFRP) using a thermoplastic interlayer. The effect of different welding parameters on joint strength and fracture surfaces was investigated, and the optimal welding parameters were determined using the Taguchi method. Results revealed that low heat generation led to weak mechanical interlocking between GFRP and the thermoplastic interlayer, while high heat generation caused degradation of the aluminum/thermoplastic polymer interface. The tool traverse speed was found to be the most influential parameter in terms of joint strength, followed by plunge depth and rotational speed. Moreover, thermal measurements were conducted during the welding process using thermocouples. An uneven thermal distribution was discovered across the overlap area due to dissimilar substrates. This issue was resolved by incorporating aluminum thermal insulation, resulting in improved heat distribution and a significant enhancement of 94% in joint strength. Scanning electron microscopy (SEM) was employed to identify joining mechanisms and examine the effect of welding parameters on joint microstructure. Furthermore, Fourier-transform infrared spectroscopy (FTIR) was used to investigate chemical bond formation at the aluminum/thermoplastic polymer interface. The results showed that the joining mechanisms involved mechanical interlocking between the thermoplastic interlayer and aluminum, as well as chemical bonding, penetration, and intertwining between the thermoplastic interlayer and the thermoset composite.</p>","PeriodicalId":50345,"journal":{"name":"International Journal of Advanced Manufacturing Technology","volume":null,"pages":null},"PeriodicalIF":3.4,"publicationDate":"2024-03-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140153994","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"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
Correction to: A novel process for fabricating Mg‑AZ31B/Al 6063 composite clad sheets that significantly improved mechanical behavior and microstructure via combining continuous shear deformation and direct extrusion 更正为通过结合连续剪切变形和直接挤压,制造 Mg-AZ31B/Al 6063 复合材料覆层板的新型工艺显著改善了机械性能和微观结构
IF 3.4 3区 工程技术
International Journal of Advanced Manufacturing Technology Pub Date : 2024-03-15 DOI: 10.1007/s00170-024-13431-z
Wei Zhang, Ting Yuan, Wei Peng, Hongjun Hu, Zhenwei Sun, Chaowei Zeng, Zhongwen Ou
{"title":"Correction to: A novel process for fabricating Mg‑AZ31B/Al 6063 composite clad sheets that significantly improved mechanical behavior and microstructure via combining continuous shear deformation and direct extrusion","authors":"Wei Zhang, Ting Yuan, Wei Peng, Hongjun Hu, Zhenwei Sun, Chaowei Zeng, Zhongwen Ou","doi":"10.1007/s00170-024-13431-z","DOIUrl":"https://doi.org/10.1007/s00170-024-13431-z","url":null,"abstract":"","PeriodicalId":50345,"journal":{"name":"International Journal of Advanced Manufacturing Technology","volume":null,"pages":null},"PeriodicalIF":3.4,"publicationDate":"2024-03-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140153765","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"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
Cutting stress modeling and parameter identification for fine drilling process based on various cutting mechanisms 基于各种切削机制的精钻加工切削应力建模和参数识别
IF 3.4 3区 工程技术
International Journal of Advanced Manufacturing Technology Pub Date : 2024-03-15 DOI: 10.1007/s00170-024-13197-4
Kuikui Feng, Faping Zhang, Wuhong Wang, Zhenhe Wu, Mengdi Zhang, Biao Wang
{"title":"Cutting stress modeling and parameter identification for fine drilling process based on various cutting mechanisms","authors":"Kuikui Feng, Faping Zhang, Wuhong Wang, Zhenhe Wu, Mengdi Zhang, Biao Wang","doi":"10.1007/s00170-024-13197-4","DOIUrl":"https://doi.org/10.1007/s00170-024-13197-4","url":null,"abstract":"<p>The superposition effect of various cutting mechanisms (CM) in the fine drilling process brings great challenges to the accurate characterization of the cutting stress field of the workpiece. To solve the above problem, the cutting stress characterization modeling and parameter identification for the fine drilling process with multiple cutting mechanisms is studied in this paper. Firstly, two cutting mechanisms (shear-slip and plough-slip) are distinguished according to the relative tool sharpness (RTS) which is determined by the cutting tool radius and cutting depth, and the fine characterization model for drilling stress of the workpiece is constructed by considering the two cutting mechanisms. Then, in order to overcome the problem that model parameters are difficult to be accurately determined, the sub-interval decomposition optimization method (SDOM) and the improved particle swarm optimization (PSO) are employed to identify parameters in the model. Finally, the proposed method is verified by comparing the single cutting mechanism model, the multiple cutting mechanisms model, and the actual characterization parameter model.</p>","PeriodicalId":50345,"journal":{"name":"International Journal of Advanced Manufacturing Technology","volume":null,"pages":null},"PeriodicalIF":3.4,"publicationDate":"2024-03-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140153941","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"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
Eco-friendly machining of advanced ceramics: wheel cleaning jet for greenhouse gas reduction 先进陶瓷的环保型加工:减少温室气体的砂轮清洁喷射器
IF 3.4 3区 工程技术
International Journal of Advanced Manufacturing Technology Pub Date : 2024-03-15 DOI: 10.1007/s00170-024-13433-x
Douglas Lyra de Moraes, Andrigo Elisiario da Silva, Lucas Marcel Aparecido Costa Pilati, Anthony Gaspar Talon, Fernando Sabino Fonteque Ribeiro, Luiz Eduardo de Angelo Sanchez, Eduardo Carlos Bianchi, José Claudio Lopes
{"title":"Eco-friendly machining of advanced ceramics: wheel cleaning jet for greenhouse gas reduction","authors":"Douglas Lyra de Moraes, Andrigo Elisiario da Silva, Lucas Marcel Aparecido Costa Pilati, Anthony Gaspar Talon, Fernando Sabino Fonteque Ribeiro, Luiz Eduardo de Angelo Sanchez, Eduardo Carlos Bianchi, José Claudio Lopes","doi":"10.1007/s00170-024-13433-x","DOIUrl":"https://doi.org/10.1007/s00170-024-13433-x","url":null,"abstract":"<p>The constant development of new materials, such as ceramics with high wear resistance, makes it necessary to adapt machining processes by creating new methods or improving existing ones. Moreover, grinding is widely used as a finishing process in workpieces since it provides excellent surface roughness and dimensional tolerances. Due to the high volume of cutting fluid used in conventional lubrication (flood), associated with harmful effects such as contamination and intoxication, alternative methods have become highly necessary. The minimum quantity lubrication (MQL) technique reduces fluid use but has low cooling capacity, in addition to barely removing chips, making it essential to seek improvements to make it competitive. In this sense, adding water to the MQL can improve the cooling capacity at the cost of reducing lubrication. At the same time, applying a wheel cleaning jet (WCJ) of compressed air assists in chip removal. Thus, this work aims to analyze the results of external cylindrical grinding of alumina (Al<sub>2</sub>O<sub>3</sub>) using a synthetic diamond grinding wheel, comparing the techniques of conventional MQL, diluted MQL, and MQL + WCJ against the flood method. Surface roughness, roundness deviation, diametrical wheel wear, G ratio, grinding power, tangential cutting force, grinding cost analyses, and CO<sub>2</sub> pollution emission were conducted for this. The results show that adding water to MQL, associated with WCJ, significantly improved roughness, wear, and grinding power. Furthermore, the analysis of costs and pollution showed that using MQL significantly reduced costs and CO<sub>2</sub> emissions, proving the socio-environmental advantage of the MQL method against the flood method.</p>","PeriodicalId":50345,"journal":{"name":"International Journal of Advanced Manufacturing Technology","volume":null,"pages":null},"PeriodicalIF":3.4,"publicationDate":"2024-03-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140153943","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"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
Directed energy deposition of PH 13–8 Mo stainless steel: microstructure and mechanical property analysis PH 13-8 Mo 不锈钢的定向能沉积:微观结构和机械性能分析
IF 3.4 3区 工程技术
International Journal of Advanced Manufacturing Technology Pub Date : 2024-03-14 DOI: 10.1007/s00170-024-13411-3
{"title":"Directed energy deposition of PH 13–8 Mo stainless steel: microstructure and mechanical property analysis","authors":"","doi":"10.1007/s00170-024-13411-3","DOIUrl":"https://doi.org/10.1007/s00170-024-13411-3","url":null,"abstract":"<h3>Abstract</h3> <p>Laser metal deposition (LMD) is of the directed energy deposition (DED) process which is widely used for producing large-scale, dense, and functional parts in the field of additive manufacturing (AM). This research work investigates the microstructure and mechanical properties of PH 13–8 Mo martensitic stainless-steel parts produced via LMD. The workshop trials were conducted using an LMD system collaborated with a robotic arm to deposit single-track thin walls and horizontal blocks. The microstructural characteristics of the additively manufactured parts were analyzed using an optical microscope. The mechanical properties were evaluated through hardness measurements and uniaxial tensile tests. The influence of energy density and powder deposition density on the characteristic geometry of straight walls was also investigated. The microstructural analysis showed that the microstructure consisted of columnar dendrites that grew epitaxially from the substrate, with primary austenite cells containing intercellular ferrite and martensite laths that were roughly parallel with the retained austenite. When the energy density increased from 43 to 86 J/mm<sup>2</sup> (a doubling of energy density), there was an increase in secondary dendritic arm spacing (SDAS) by approximately 250% in the first layer and approximately 90% in the top layer. The difference in SDAS change between the first and top layers can be attributed to the difference in cooling rates experienced by each layer during the additive manufacturing process. Increasing powder deposition density from 0.5 to 1 g/min results in a decrease in porosity from 3% to less than 1% and an increase in strength from 800 to over 1000 MPa. The hardness of the deposits was found to range from 300 to 400 HV. This variation in hardness can be attributed to differences in microstructure resulting from changes in cooling rates at different heights.</p>","PeriodicalId":50345,"journal":{"name":"International Journal of Advanced Manufacturing Technology","volume":null,"pages":null},"PeriodicalIF":3.4,"publicationDate":"2024-03-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140126793","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"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
An overview of fused filament fabrication technology and the advancement in PLA-biocomposites 熔融长丝制造技术和聚乳酸生物复合材料发展概述
IF 3.4 3区 工程技术
International Journal of Advanced Manufacturing Technology Pub Date : 2024-03-14 DOI: 10.1007/s00170-024-13394-1
Mahendran Samykano, Rajan Kumaresan, Jeevendran Kananathan, Kumaran Kadirgama, Adarsh Kumar Pandey
{"title":"An overview of fused filament fabrication technology and the advancement in PLA-biocomposites","authors":"Mahendran Samykano, Rajan Kumaresan, Jeevendran Kananathan, Kumaran Kadirgama, Adarsh Kumar Pandey","doi":"10.1007/s00170-024-13394-1","DOIUrl":"https://doi.org/10.1007/s00170-024-13394-1","url":null,"abstract":"<p>The escalating significance of 3D printing in various industries is underscored by its ability to rapidly and cost-effectively produce distinctive parts. Among the 3D printing methods, fused filament fabrication (FFF) has emerged as a highly productive and cost-effective approach. While extensive efforts have been made to enhance the qualities of FFF products, challenges persist in material availability and quality compared to traditional methods. This study provides a meticulous overview of the FFF process, delving into various 3D printing processes, polymers, and polymer composites. Despite documented efforts to augment mechanical, thermal, and electrical properties, material constraints remain a focal point. Our analysis extends to various PLA/biocomposites, shedding light on achieved improvements and potential applications. Looking forward, the future trend in FFF technology suggests a paradigm shift towards enhanced material diversity and performance. Anticipated applications span beyond traditional use cases, encompassing sustainable manufacturing, medical devices, and eco-friendly construction materials. This comprehensive review not only consolidates the current state of FFF and PLA-biocomposites but also anticipates future trends and potential applications. This research enhances the current knowledge of additive manufacturing and sets a standard for assessing developments in FFF technology by comparing them to previous works.</p><h3 data-test=\"abstract-sub-heading\">Graphical Abstract</h3>\u0000","PeriodicalId":50345,"journal":{"name":"International Journal of Advanced Manufacturing Technology","volume":null,"pages":null},"PeriodicalIF":3.4,"publicationDate":"2024-03-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140127218","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"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
Optimization of shot-peening parameters for steel AISI 316L via response surface methodology (RSM): introducing two novel mechanical aspects 通过响应面方法 (RSM) 优化 AISI 316L 钢的喷丸强化参数:引入两个新的机械方面
IF 3.4 3区 工程技术
International Journal of Advanced Manufacturing Technology Pub Date : 2024-03-14 DOI: 10.1007/s00170-024-13274-8
Pejman Ebrahimzadeh, Luis Borja Peral Martínez, Inés Fernández Pariente, Francisco Javier Belzunce Varela
{"title":"Optimization of shot-peening parameters for steel AISI 316L via response surface methodology (RSM): introducing two novel mechanical aspects","authors":"Pejman Ebrahimzadeh, Luis Borja Peral Martínez, Inés Fernández Pariente, Francisco Javier Belzunce Varela","doi":"10.1007/s00170-024-13274-8","DOIUrl":"https://doi.org/10.1007/s00170-024-13274-8","url":null,"abstract":"<p>The study explores the application of shot-peening (SP) on AISI 316L stainless steel to enhance mechanical properties. It focuses on optimizing SP parameters—coverage percentage (C) ranging from 100 to 4500% and shot velocity (P) between 1.5 and 6 bar while other SP factors were maintained constant—using response surface methodology (RSM) entails creating a mathematical model to analyze data accurately. This model explores interactions among initial configurations to optimize mechanical properties and enhance the performance of the current steel after the SP surface treatment. These properties evaluated include cumulative compressive residual stress (CCRS), cumulative full-width at half-maximum (CFWHM) newfangled factors for researchers to analyze, austenite transformation to martensite, micro-hardness, and surface roughness. Through the RSM model, increasing <i>P</i> leads to an increase in all response values in each one, except for microhardness, which registers a minor decrease from 1.5 to 6 bar. Elevating <i>C</i> promotes responses, excluding roughness, decreasing until 2300% and reaching its minimum. At 4500% <i>C</i>, roughness peaks, exceeding the initial amount at 100% <i>C</i>. In the optimization section, it seeks a passable value for each parameter. Desired responses involve maximizing CCRS, CFWHM, and micro-hardness while minimizing martensite and roughness. For interactions in all responses, at <i>P</i> = 6 bar and <i>C</i> = 1860%, values for each response were CCRS = 218 (MPa.mm), CFWHM = 0.6871 (°.mm), micro-hardness = 394 (HV), martensite conversion = 48 (%), and roughness = 5.45 (µm). Response reassessment in the real tests by comparison RSM model in optimal points showed a minimum error of 4.05 for roughness and a maximum error of 12.09 for CCRS. Other responses contained errors between this spectrum.</p>","PeriodicalId":50345,"journal":{"name":"International Journal of Advanced Manufacturing Technology","volume":null,"pages":null},"PeriodicalIF":3.4,"publicationDate":"2024-03-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140126455","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"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
Correction to: Cutting chatter recognition based on spectrum characteristics and extreme gradient boosting 更正为基于频谱特征和极端梯度提升的切割颤振识别
IF 3.4 3区 工程技术
International Journal of Advanced Manufacturing Technology Pub Date : 2024-03-14 DOI: 10.1007/s00170-024-13439-5
Hongqi Liu, Xinyong Mao, Qiuning Zhu, Shaokun Zeng, Bin Li, Songping He, Fangyu Peng, Jiaming Zhu
{"title":"Correction to: Cutting chatter recognition based on spectrum characteristics and extreme gradient boosting","authors":"Hongqi Liu, Xinyong Mao, Qiuning Zhu, Shaokun Zeng, Bin Li, Songping He, Fangyu Peng, Jiaming Zhu","doi":"10.1007/s00170-024-13439-5","DOIUrl":"https://doi.org/10.1007/s00170-024-13439-5","url":null,"abstract":"","PeriodicalId":50345,"journal":{"name":"International Journal of Advanced Manufacturing Technology","volume":null,"pages":null},"PeriodicalIF":3.4,"publicationDate":"2024-03-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140244053","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"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 shock peening as a post-processing technique for Inconel 718 components manufactured by laser powder bed fusion 将激光冲击强化作为激光粉末床熔融技术制造的铬镍铁合金 718 部件的后处理技术
IF 3.4 3区 工程技术
International Journal of Advanced Manufacturing Technology Pub Date : 2024-03-14 DOI: 10.1007/s00170-024-13402-4
J. Antonio Banderas-Hernández, Carlos Rubio-González, Arturo Gómez-Ortega, Santiago Flores-García, Carlos Elí Martínez-Pérez
{"title":"Laser shock peening as a post-processing technique for Inconel 718 components manufactured by laser powder bed fusion","authors":"J. Antonio Banderas-Hernández, Carlos Rubio-González, Arturo Gómez-Ortega, Santiago Flores-García, Carlos Elí Martínez-Pérez","doi":"10.1007/s00170-024-13402-4","DOIUrl":"https://doi.org/10.1007/s00170-024-13402-4","url":null,"abstract":"<p>Additive manufacturing (AM) has shown advantages to fabricate complex components in an efficient way. However, it has some limitations related to imperfections on the as-built parts that may limit its mechanical behavior and performance. The aim of this paper is to investigate the effect of laser shock peening (LSP) as a post-processing technique of components produced by AM. Porosity, microstructure, residual stresses, and fatigue life of Inconel 718 samples manufactured by laser powder bed fusion (LPBF) and then treated by LSP have been evaluated. For the laser shock peening (LSP) treatment, a Nd:YAG pulsed laser operating at 10 Hz with 1064 nm of wavelength was used; pulse density was 2500 pulses/cm<sup>2</sup>. The LSP setup was the waterjet arrangement without protective coating. Residual stress distribution as a function of depth was determined by the hole-drilling method. Fatigue specimens were LSP treated on both sides and then cyclic loading was applied with <i>R</i> = 0.1. Residual stress profiles of as-built specimens showed tensile residual stresses while specimens with LSP exhibited compressive residual stresses. Fatigue life in specimens with stress relief heat treatment plus LSP showed an increase of 18–22% with respect to that of as-built specimens. Porosity levels were lower than 1% in the tested specimens, while surface microhardness increased due to LSP. It is shown that LSP is a viable alternative to improve the performance of IN718 components processed with AM.</p><h3 data-test=\"abstract-sub-heading\">Graphical Abstract</h3>\u0000","PeriodicalId":50345,"journal":{"name":"International Journal of Advanced Manufacturing Technology","volume":null,"pages":null},"PeriodicalIF":3.4,"publicationDate":"2024-03-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140127110","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"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
Development of a modular mold with a carbon nanotube web film heater for rapid-heating cycle molding 开发带有碳纳米管网状薄膜加热器的模块化模具,用于快速加热循环成型
IF 3.4 3区 工程技术
International Journal of Advanced Manufacturing Technology Pub Date : 2024-03-14 DOI: 10.1007/s00170-024-13335-y
Hyeon Min Lee, Young Bae Ko, Woo Chun Choi
{"title":"Development of a modular mold with a carbon nanotube web film heater for rapid-heating cycle molding","authors":"Hyeon Min Lee, Young Bae Ko, Woo Chun Choi","doi":"10.1007/s00170-024-13335-y","DOIUrl":"https://doi.org/10.1007/s00170-024-13335-y","url":null,"abstract":"<p>A new process technique called rapid heat cycle molding (RHCM) has been developed using a carbon nanotube (CNT) web film as a heat source for the mold. Although various heating technologies have been applied as RHCM techniques, low energy efficiency has caused productivity to decrease. To improve this issue, the RHCM process was implemented using a CNT web film for more efficient heating. A multilayer structure module was designed to apply the CNT web film to a full-size injection mold. The RHCM process was implemented by designing stable heat transfer and electrical insulation through a multilayer structure module. When power was applied, the temperature rose quickly, with the highest heating rate reaching 41 °C/s at 40 kW, and the highest temperature achieved at about 300 °C. The temperature uniformity and stability were tested on 6 points of the cavity surface, and an average of 97% temperature uniformity and stability was observed during heating. In production testing of the Center Fascia (CTR.FASCIA), which is an internal automobile part made of polycarbonate/polybutylene terephthalate composites, an RHCM process was conducted. The width and depth of weld lines in the molded products were eliminated, and a 26% improvement in glossiness and surface quality was observed compared to the conventional injection molding process (CIM). CNT web film is a versatile and flexible material that can be applied in various forms, and it has been confirmed that by utilizing this material to create a multilayer structure module, the RHCM process can be performed reliably.</p>","PeriodicalId":50345,"journal":{"name":"International Journal of Advanced Manufacturing Technology","volume":null,"pages":null},"PeriodicalIF":3.4,"publicationDate":"2024-03-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140127303","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"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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