A semi-automatic lithium-ion battery assembly line represents a cutting-edge solution for the efficient assembly of lithium battery modules. When customized for various requirements, this production line integrates various processes. It includes sorting, grading, welding, testing, and assembly, ensuring a seamless and precise manufacturing workflow. The processes in a semi-automatic line are automated but still need human directions. In a semi-automatic line, things like

Production Line Overview

The production line encompasses a range of functionalities, emphasizing manual and automated processes for optimal efficiency. From manual feeding to gantry lifting, each stage contributes to creating high-quality soft-packed lithium battery modules.

Flow Chart

The production line is visualized through a comprehensive flow chart, illustrating the sequential order of operations. This aids in understanding the systematic progression of the assembly process, setting the foundation for a streamlined workflow.

Process Flow Chart Description:

Part 1: Description of the Main Station

1. Cell Feeding Scanning Code Sorting Test Module:

  • Manual placement of cells on the belt line.
  • Automated code scanning for efficient identification.
  • OCV testing using a daily tester to assess voltage internal resistance.
  • Sorting of products based on testing results.

Part 2: Process Description

Station 1: Cell Feeding Scanning Code Sorting Test Module

  • Manual transport of cells on the belt line.
  • Automated code scanning for efficient identification.
  • OCV testing using a daily tester to assess voltage internal resistance.
  • Sorting of products based on testing results.

Station 2: Extreme Ear Leveling, Extreme Ear Cutting, Extreme Ear Leveling Mechanism

  • Automated processes for shaping and cutting extreme ears for uniformity.

Station 3: Manual Gluing, Manual Stacking, Manual Strapping,

Manual Installation of Bus Module

  • Manual gluing with precision and distortion-free application.
  • Neat stacking of cells, ensuring correct alignment of positive and negative electrodes.
  • Strapping and installation of the bus module.

Station 4: Extreme Ear Bending Mechanism

  • Automated bending mechanism for the installation of the busier board battery module.

Station 5: Extreme Ear Leveling Mechanism

  • Tray-based transportation to the pole-ear leveling mechanism.
  • Automatic flattening of the module for uniformity.

Station 6: Laser Welding Module

  • Precise laser welding of the PACK module pole column using XYZ coordinates.
  • Purification and recycling system for efficient smoke management.

Station 7: Total Internal Pressure Internal Resistance Test

  • Testing the total internal resistance value of the PACK module.
  • Setting parameters to ensure module voltage internal resistance is within acceptable ranges.


In conclusion, Semco Infratech’s Semi-Automatic Lithium-Ion Battery Assembly Line represents a long step in energy storage manufacturing. By merging manual precision with automated processes, the production line guarantees the creation of soft-packed lithium battery modules characterized by unparalleled quality and efficiency. As industries increasingly seek energy storage solutions, these innovations become indispensable in meeting the growing needs of a sustainable future.

Leave a Reply

Your email address will not be published. Required fields are marked *

Explore More

Understanding and Managing Battery Inconsistency for Optimal Performance

tips to increase battery consistency performance
March 5, 2024 0 Comments 3 tags

This article explores the key considerations for designing a battery pack for electric vehicles (EVs), focusing on four crucial aspects: mechanical, safety, maintenance, and cost. 1. Mechanical Requirements: 2. Safety

Top Features to Look for in a Lithium-Ion Prismatic Battery Cell Sorting Machine

prismatic battery cell sorting machine
June 27, 2024 0 Comments 4 tags

We all understand how important cell sorting is. Skipping this is like passing the dumbest student in your class. You know what can happen if we do such things in

Benefits of Using Prismatic Lithium-Ion Battery Laser Welding Machines in EV Manufacturing

laser welding machine
June 15, 2024 0 Comments 10 tags

The battery pack assembly process involves packing cells to achieve the desired voltage, capacity, and current from small cells. In this process, welding plays a crucial role. Proper welding ensures