Split Type Pouch Cell Top and Side Heat Sealing Machine

Product Overview

This split type heat sealing system is engineered specifically for the precision thermal hermetic sealing of pouch cell lithium-ion battery packaging. Designed to process both top and side edges of aluminum-laminated film casings without tooling changeovers, the unit delivers consistent, repeatable hermetic bonds essential for battery integrity and electrolyte containment.

Built with a physical separation between the mechanical sealing assembly and the external control enclosure, this equipment is optimized for seamless deployment inside inert atmosphere gloveboxes. The compact sealing head easily passes through standard vacuum antechambers, allowing researchers and pilot-line engineers to execute electrolyte-filled cell packaging in moisture- and oxygen-free environments.

Featuring solid copper heating dies, dual linear guide bushings, and independent digital temperature regulation, the system guarantees uniform thermal conductivity and precise mechanical parallelism under sustained pneumatic pressure. Its robust industrial build ensures zero pouch edge wrinkling, exceptional seal strength, and dependable performance across rigorous research and development cycles.

Key Features

• Split-Body Glovebox Architecture: The mechanical sealing station operates independently from the primary electrical control module, allowing direct placement inside argon or nitrogen gloveboxes through standard antechambers while preserving valuable working space.
• Dual-Purpose Tooling-Free Sealing: The system accommodates both top-edge and side-edge sealing operations on a single set of precision dies, eliminating time-consuming mold changeovers and maximizing operational throughput during cell assembly.
• High-Conductivity Solid Copper Dies: Sealing heads are precision-machined from premium solid copper, ensuring ultra-fast heat transfer, superior thermal uniformity, reduced power consumption, and enhanced energy efficiency compared to standard steel dies.
• Independent Upper and Lower Temperature Control: Dual digital PID temperature controllers allow precise, independent thermal settings for upper and lower sealing dies, displaying real-time and set-point values with high thermal stability.
• Precision Pneumatic Clamping with Linear Guide Bushings: Driven by a heavy-duty pneumatic cylinder guided by dual linear precision bushings, the sealing heads maintain absolute parallel alignment throughout the compression stroke, preventing uneven seal thickness.
• Continuously Adjustable Pressure Regulation: An integrated high-precision pneumatic regulator and pressure gauge allow operators to fine-tune clamping force to match exact film thicknesses and polymer melting profiles.
• Programmable Digital Dwell Timer: A wide-range digital timer allows dwell time settings from 0 to 99 seconds, providing the process flexibility required to optimize polymer inter-diffusion across various aluminum-plastic laminate specifications.
• Compact Footprint with Flawless Aesthetic Sealing: The rigid structural frame ensures uniform pressure distribution across the entire seal length, producing smooth, flat, wrinkle-free sealing seams with clean aesthetic contours.

Applications

Technical Specifications

Why Choose This Product

• Superior Thermal and Mechanical Precision: High-purity copper tooling combined with dual linear guide shafts guarantees exceptionally flat, parallel sealing lines that eliminate micro-channel leaks and edge thinning.
• Glovebox-Optimized Engineering: The split architecture separates heat-generating electronics and user controls from the compact sealing head, making glovebox pass-through effortless while maintaining chamber purity.
• Tool-Free Versatility: Switching between top-side and lateral-side sealing requires no mechanical retooling, minimizing setup downtime and boosting throughput across diverse pouch cell formats.
• Energy-Efficient Thermal Management: Rapid heat transfer through solid copper dies minimizes electrical draw and shortens thermal recovery times between consecutive sealing cycles.

For custom die dimensions, automated integration options, or a technical quotation tailored to your battery development facility, contact our technical sales team today.

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