Battery Cells Lids Fully Automated Assembly Line

The manufacturing of lithium-ion battery packs is a highly precise and controlled process that plays a pivotal role in delivering reliable and high-performance power solutions.

HGTECH Cylindrical Battery Cells Lids Fully Automated Assembly Line includes automatic assembly, testing, and packaging, with real-time MES communication. Compared to traditional processes, it reduces labor by 10 times and improves quality by 30%.

This final stage in the lithium-ion battery manufacturing process integrates individual cells into fully functional battery modules, complete with safety and management systems.

These battery packs are critical components in electric vehicles (EVs), energy storage systems, and various portable electronic devices.

Key Stages in Lithium-ion Battery Pack Manufacturing

1. Battery Cell Sorting and Grouping

Selection: Choose cells with matching characteristics such as internal resistance, voltage, and capacity.

Grouping: Create uniform groups to ensure balanced battery performance and longevity.

Testing: Perform capacity, voltage drop, and charging/discharging cycle tests to validate cell integrity.

2. Cell Assembly and Spot Welding

Fixture Placement: Arrange cells precisely in designated fixtures.

Spot Welding: Use automatic battery welding machines to connect cells and components for optimal conductivity.

Quality Inspection: Verify weld strength and detect any possible welding faults or irregularities.

3. Battery Module Assembly

Connect Modules: Combine cells in series or parallel configurations to meet voltage and capacity specifications.

BMS Integration: Install a suitable Battery Management System (BMS) to monitor parameters like temperature, voltage, and current flow.

4. Battery Pack Testing and Quality Control

Functional Testing: Validate module efficiency, safety, and performance against industrial benchmarks.

Leakage Testing: Ensure proper sealing with no fluid or gas leaks.

Visual Inspection: Identify physical deformities, alignment issues, or structural defects.

Typical Application + Product Features

• High output: 20,000 pcs per shift, with a 99.5% yield rate.
• Flexible production for products with diameters up to 46mm, offering strong compatibility.
• Conjugate cam riveting technology, completing online riveting in 1 second.
• Automatic feeding technology to resolve the industry's key issue of "material jamming".

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