基于提升低温共烧陶瓷(low temperature co-fired ceramic,LTCC)厚度的检测精度、测量效率和可溯源性的需求,设计一套LTCC激光测厚系统。针对测量精度难以满足需求的问题,对存在误差进行分析,采用厚度测量用调整夹具消除同轴度误差和线...基于提升低温共烧陶瓷(low temperature co-fired ceramic,LTCC)厚度的检测精度、测量效率和可溯源性的需求,设计一套LTCC激光测厚系统。针对测量精度难以满足需求的问题,对存在误差进行分析,采用厚度测量用调整夹具消除同轴度误差和线性度误差,优化设计结构降低倾角误差,循环传感器标定消除重复度误差,通过数据优化和滤波处理降低机械振动误差,提高了系统测量精度。与实际产品厚度数据对比,最终精度误差≤5μm,符合产品的应用要求,具有广阔的应用市场。展开更多
A new insulation packaging strategy for the stator windings of flat wire motors based on LTCC technology was studied for the first time.The study aimed to replace traditional plastic packaging methods and avoid aging ...A new insulation packaging strategy for the stator windings of flat wire motors based on LTCC technology was studied for the first time.The study aimed to replace traditional plastic packaging methods and avoid aging issues by fabricating a novel multilayer laminated Cu coil/CaO–Li_(2)O–B_(2)O_(3)–SiO_(2)glass-ceramic structure.The analysis of the interface microstructure of the laminated structure revealed that the CaO–Li_(2)O–B_(2)O_(3)–SiO_(2)glass-ceramic matrix consisted of a crystalline phase of CaSiO_(3)and an amorphous phase of SiO_(2).The interface between the Cu coil and CaO–Li_(2)O–B_(2)O_(3)–SiO_(2)glass-ceramic exhibited good bonding with no formation of secondary phases.Additionally,the strong bonding between the Cu coil and CaO–Li_(2)O–B_(2)O_(3)–SiO_(2)glass-ceramic was attributed to the diffusion of Cu atoms at the interface.The novel multilayer laminated structure based on LTCC technology proposed in this study can help achieve high-reliability insulation packaging for the stator windings of future high-power density and miniaturized flat wire motors.展开更多
文摘基于提升低温共烧陶瓷(low temperature co-fired ceramic,LTCC)厚度的检测精度、测量效率和可溯源性的需求,设计一套LTCC激光测厚系统。针对测量精度难以满足需求的问题,对存在误差进行分析,采用厚度测量用调整夹具消除同轴度误差和线性度误差,优化设计结构降低倾角误差,循环传感器标定消除重复度误差,通过数据优化和滤波处理降低机械振动误差,提高了系统测量精度。与实际产品厚度数据对比,最终精度误差≤5μm,符合产品的应用要求,具有广阔的应用市场。
基金supported by National Natural Science Foundation of China(grant Nos.51875130 and 52175307)Shandong Provincial Natural Science Foundation of China(No.ZR2019MEE091)the Taishan Scholars Foundation of Shandong Province(No.tsqn201812128)。
文摘A new insulation packaging strategy for the stator windings of flat wire motors based on LTCC technology was studied for the first time.The study aimed to replace traditional plastic packaging methods and avoid aging issues by fabricating a novel multilayer laminated Cu coil/CaO–Li_(2)O–B_(2)O_(3)–SiO_(2)glass-ceramic structure.The analysis of the interface microstructure of the laminated structure revealed that the CaO–Li_(2)O–B_(2)O_(3)–SiO_(2)glass-ceramic matrix consisted of a crystalline phase of CaSiO_(3)and an amorphous phase of SiO_(2).The interface between the Cu coil and CaO–Li_(2)O–B_(2)O_(3)–SiO_(2)glass-ceramic exhibited good bonding with no formation of secondary phases.Additionally,the strong bonding between the Cu coil and CaO–Li_(2)O–B_(2)O_(3)–SiO_(2)glass-ceramic was attributed to the diffusion of Cu atoms at the interface.The novel multilayer laminated structure based on LTCC technology proposed in this study can help achieve high-reliability insulation packaging for the stator windings of future high-power density and miniaturized flat wire motors.
