Intelligent Chassis
Intelligent Chassis
EPS Automatic Assembly Line


  • Our EPS automatic assembly line is a fully automated, high‑efficiency manufacturing solution dedicated to the intelligent assembly, performance validation and quality control of Electric Power Steering (EPS) systems. The entire process runs in a continuous, closed‑loop flow with stable, repeatable output for automotive steering components.

Assembly & Testing Process Flow


  1. Automatic Sub‑assembly

    Robotic and servo‑driven stations automatically complete press‑fitting of housings, bearings, guide bushes and other precision parts. Worm shaft and gear shaft modules are assembled with automatic bearing installation, coupling press‑fit, sensor integration, programming and calibration.


  2. Automatic Short Assembly

    The line automatically assembles key modules including reducer housing, worm, rack housing, rack and gear shaft. Precise automatic greasing is applied to critical transmission pairs to ensure optimal lubrication.


  3. Performance Running‑in & Adjustment

    Automatic installation of PPK mechanism, clearance adjustment parts and upper cover. The system performs in‑line running‑in, rack force measurement and mechanical clearance auto‑adjustment for stable steering performance.


  4. Comprehensive End‑of‑Line Testing

    Fully automatic functional validation including steering assist performance, NVH characteristic analysis and airtightness testing to ensure compliance with quality standards.


  5. Finishing & Traceability
    Automatic assembly of inner tie rod, bellows and outer tie rod. The line executes laser marking, labeling, scanning and full‑process data traceability before product discharge.
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