(주)인레이저

Skip to content Skip to main menu

Business

Home

Secondary Battery

Pouch

Pouch batteries offer a lightweight, flexible structure with high energy density, making them ideal for compact and slim designs.

INLASER’s welding systems are optimized for key pouch battery processes, including tab welding, aluminum package sealing, and busbar joining.

Our uniform energy distribution and low-spatter technology minimize thermal distortion while maximizing production yield.
Pouch

INLaser Systems for Pouch Battery Lines

On-The-Fly System

On-The-Fly System

Continuous laser welding of caps, lead tabs, and injection holes even during high-speed transfer to reduce cycle time.

Vision Inspection (AOI) System

Vision Inspection (AOI) System

Automatically inspect product surfaces after key manufacturing processes via optical imaging, enabling early detection of defects.

Unified Traceability & Connectivity

Unified Traceability & Connectivity

Integration with MES and other systems for cell-level traceability of equipment and quality data.

Key Processes: Pouch Battery Lines

Tab Welding

Precision welding of anode/cathode tabs creates a stable and efficient current path.

  • High-Speed Precision: Ensures uniform joining of thin metal layers
  • Minimal Distortion: Prevents film deformation and short-circuit risks
  • Stable Connectivity: Minimizes resistance to ensure energy efficiency

Seal Pin Welding

Precision laser welding of seal pins ensures perfect airtightness and a leak-proof cell.

  • Low Heat Input: Localized heating prevents thermal damage to nearby parts
  • Leak-Free Sealing: Precision melting eliminates electrolyte leakage
  • High Reliability: Consistent quality ensures long-term battery safety

Case Sealing

Precision welding of the case and top cover ensures perfect sealing and structural stability.

  • Localized Heating: Minimizes thermal distortion by targeting specific areas
  • Uniform Weld Lines: Consistent laser quality ensures smooth and robust seams
  • Superior Airtightness: Achieves a complete seal for maximum internal safety

Flange Cutting

Precision laser cutting of can flanges ensures the perfect shape for seamless assembly.

  • Non-contact Process: Eliminates mechanical stress through laser technology
  • Superior Edge Quality: Minimizes burrs and thermal distortion
  • High Precision: Maintains consistent dimensions to improve production yield

Process Map: Pouch Battery Lines

Welding

  • (+), (-) Tab
  • Seal-Pin
  • Can & Cover

Cleaning

  • (+), (-) Tab

Marking

  • (+), (-) Tab
  • Can & Cover

Cutting

  • Can Flange