<\/span><\/h3>\nThe core of solid-state battery technology lies in replacing the liquid electrolyte and separator of conventional lithium-ion batteries with a solid electrolyte. The dominant technological pathways\u2014oxides, sulfides and halides\u2014each offer distinct performance attributes, but all face the same fundamental challenge: forming a stable, low-impedance solid\u2013solid interface.<\/span><\/p>\nUnlike traditional \u201csolid\u2013liquid\u201d contact, a solid electrolyte requires near-perfect interfacial intimacy with the electrode to ensure smooth lithium-ion transport. Oxide electrolytes are typically rigid ceramic sheets, while sulfide and halide systems provide better flexibility yet still struggle with sufficient interface contact. Under these constraints, stacking has become the most compatible and reliable solution for constructing high-performance solid-state cells. Its strengths lie in precise layer alignment, the ability to apply uniform pre-pressure and its compatibility with mechanically fragile materials.<\/span><\/p>\nAs a result, stacking accuracy directly determines the effective contact area of the solid-solid interface and the uniformity of ion transport. These factors shape the cell\u2019s internal resistance, rate performance and cycle life. Stacking efficiency, in turn, directly affects production cost and the feasibility of mass manufacturing\u2014making it a critical differentiator for equipment suppliers.<\/span><\/p>\n<\/span>Core Challenges in Solid-State Battery Stacking<\/span><\/span><\/h3>\nThe stacking process for solid-state batteries presents unprecedented demands compared with conventional lithium-ion equipment. These challenges stem largely from the unique chemical characteristics of solid electrolytes and the extreme requirements of the production environment:<\/span><\/p>\nStringent Atmospheric Control<\/span><\/h4>\nSulfide and halide electrolytes are highly sensitive to moisture and oxygen, and can react to form toxic gases such as hydrogen sulfide while also degrading material performance. Stacking equipment must therefore deliver exceptional sealing and environmental control, operating reliably under ultra-low dew points and inert-gas protection.<\/span><\/p>\nDamage-Free Handling of Fragile Materials<\/span><\/h4>\nWhether in the form of thin oxide ceramic sheets or compressed composite sulfide electrolytes, solid-state materials are brittle, fragile and prone to particle shedding. High-speed picking, transfer and stacking must be executed without causing material damage or contamination.<\/span><\/p>\nExtreme Requirements for Interface Pressure and Alignment Precision<\/span><\/h4>\nTo mitigate the risk of internal short circuits during densification processes such as hot pressing or isostatic pressing, the stacking step must achieve extremely high layer-to-layer alignment accuracy. It must also apply uniform, controlled pre-pressure to eliminate interfacial voids and enable the formation of a high-quality solid-solid interface. Conventional stacking platforms and pressure-control systems fall short of meeting these demands.<\/span><\/p>\n<\/span>LEAD\u2019s Comprehensive Optimization Framework<\/span><\/span><\/h3>\nTo address the challenges outlined above,<\/span> LEAD has developed a new generation of integrated cutting-and-stacking equipment for solid-state batteries. The system delivers breakthroughs across three core technology dimensions, offering strong momentum for the industrialization of solid-state batteries.<\/span><\/p>\nPrecision as an Advantage: Ultra-High-Accuracy Interface Engineering<\/span><\/h4>\n\nBreakthrough Alignment Precision<\/span><\/b><\/li>\n<\/ul>\n Leveraging high-frame-rate visual positioning with dynamic platform calibration, the system achieves an industry-leading \u00b10.15 mm interlayer alignment accuracy while effectively preventing particle shedding from porous and brittle materials.<\/span><\/p>\n\nDynamic Indentation-Elimination Technology<\/span><\/b><\/li>\n<\/ul>\nA dual closed-loop pressure\u2013displacement control system ensures intimate and uniformly distributed contact between layers, significantly reducing indentation and micro-crack formation in both electrodes and solid electrolyte sheets\u2014enhancing overall cell performance and structural reliability.<\/span><\/p>\n\nZero-Damage Material-Handling System<\/span><\/b><\/li>\n<\/ul>\nA bionic flexible-suction design combined with precisely modulated airflow buffering enables 100% damage-free, high-efficiency transfer of fragile electrolyte sheets.<\/span><\/p>\nA Step-Change in Production Efficiency: Accelerating Industrial Scale-Up<\/span><\/h4>\n\nIntegrated Cutting-and-Stacking Platform<\/span><\/b><\/li>\n<\/ul>\nThe industry\u2019s first fully integrated workflow\u2014ranging from in-line frame fabrication and lamination to electrode cutting and stacking\u2014reduces process-change time to zero. Single-station stacking efficiency surpasses 0.35 s\/pcs, delivering unprecedented throughput for gigawatt-scale manufacturing.<\/span><\/p>\n\nComprehensive Process Compatibility<\/span><\/b><\/li>\n<\/ul>\nA modular architecture supports rapid switching between materials of varying dimensions (length 100\u2013700 mm, width 80\u2013150 mm, thickness 1\u201330 mm), fully covering validation and mass-production needs across mainstream solid-state battery technologies.<\/span><\/p>\nIntelligent and User-Centric Control: A Full-Spectrum Upgrade in Production Management<\/span><\/h4>\n\nActive Micro-Environment Defense<\/span><\/b><\/li>\n<\/ul>\nBuilt-in nano-scale dust capture, hazardous-gas detection and dew-point monitoring systems provide microsecond-level contamination alerts and response, meeting the stringent requirements for ultra-clean and ultra-dry manufacturing environments.<\/span><\/p>\n\nEnd-to-End Intelligent Closed-Loop Control<\/span><\/b><\/li>\n<\/ul>\nSensors embedded across the entire production process enable real-time feedback through high-precision visual defect detection. When integrated with predictive-maintenance systems such as PHM, the platform forms the backbone of a highly automated and intelligent production line.<\/span><\/p>\n\nHuman\u2013Machine Co-Optimized Design<\/span><\/b><\/li>\n<\/ul>\nWith a compact structure and ergonomically designed workstations, the equipment simplifies maintenance and enhances overall equipment effectiveness (OEE), reducing long-term operational costs.<\/span><\/p>\nThrough the deep integration of cutting and stacking technologies, LEAD has developed a complete process solution covering frame preparation, precision lamination, die-cut forming and high-speed stacking. Its proprietary high-precision, rapid frame-forming process\u2014and its deep understanding of solid\u2013solid interface engineering\u2014delivers a step-change improvement in stacking accuracy and efficiency.<\/span><\/p>\nBacked by its self-developed precision-processing system and intelligent production architecture, LEAD\u2019s solid-state battery stacking solution is emerging as a defining technology for the next generation of manufacturing standards. It ensures exceptional product consistency and performance while offering superior pace control and cost competitiveness for mass production\u2014laying robust industrial foundations for the next phase of the global energy revolution.<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"As the global energy transition enters a more complex phase, all-solid-state batteries\u2014renowned for their potential in safety, energy density and cycle life\u2014are increasingly viewed as the crown jewel of next-generation storage technologies. Yet the path from laboratory prototypes to large-scale manufacturing remains fraught with technical hurdles. Among them, the stacking process has emerged as a…<\/p>\n","protected":false},"author":15,"featured_media":6602,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"categories":[1,151],"tags":[171,172,295],"class_list":["post-6601","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news","category-news-news","tag-lead-intelligent-equipment","tag-lead-intelligent","tag-all-solid-state-batteries"],"acf":[],"yoast_head":"\n
Breaking Boundaries with Precision Engineering | LEAD Redefines the Manufacturing Standard for Next-Generation Solid-State Cells<\/title>\n \n \n \n \n \n \n \n \n \n \n \n \n\t \n\t \n\t \n \n \n \n\t \n\t \n\t \n