1. Product categories and key parameters used for testing/production of equipment

·Product Category:

Test equipment: 100T electric drive assembly (peak torque ≥ 1821N · m, speed ≥ 2000rpm), gearbox (such as ST228, ST418), and axle (such as wet axle SA16WLF370S0, dry axle SA52WLP).

Production equipment: D-structure motor assembly.

·Key parameters:

Torque: The peak torque of the test bench is ≥ 1821N · m, the outlet flow rate of the transmission oil pump is 0-300LPM, and the axle fuel supply is 20LPM.

O Speed: The maximum speed of the test bench is ≥ 2000rpm, the transmission testing time is ≤ 30 minutes, and the axle assembly cycle time is ≤ 24 minutes.

2. Main functions of the device (list 3)

·Multi model compatibility testing: supports automatic docking and full parameter testing of 100T electric drive assemblies, ST series transmissions, and multiple axles.

·High precision dynamic balance verification: By passing the G2.5 dynamic balance standard, ensure the stability of high-speed rotating shafts (≥ 2000rpm).

·Intelligent production management: integrating RFID workstation recognition, tri color light status feedback, and industrial control integrated screen to achieve cycle optimization and real-time monitoring.

3. Core parameters of dynamometer

·Brand and model: Siemens 1PH8284-1JB23-0 (first 7 digits: 1PH8284).

·Torque range: ± 2000Nm (overload capacity 200%, failure load ≥ 400%).

·Speed performance: rated speed of 500rpm, maximum speed of 3300rpm, control accuracy of ± 1rpm.

4. Capacity and rhythm information

·Test bench: Annual production of 50000 units, with a single EOL test cycle time of ≤ 50 seconds (excluding preparation time for online and offline).

·Assembly line: Annual output of 40800 units, gearbox production bench cycle time of 48 minutes, axle production bench cycle time of 24 minutes, changeover time<15 minutes.

·Electric drive bridge test bench: supports 24-hour continuous production, with a single test cycle of ≤ 48 minutes.

5. Other core features of the device

·Modularity and Scalability: Adopting standardized positioning configuration (manual/semi-automatic/fully automatic), supporting quick changeover and functional expansion (such as connecting to EDS-1 line).

·High rigidity integrated design: The welded base (weighing 12-14 tons) is matched with high-precision guide rail grooves, and through modal analysis and simulation optimization, the vibration value is ensured to be ≤ 80dB (A).

·Security protection system: Integrated security grating, electromagnetic lock access control, three color light warning and air pressure self-locking function, in compliance with GB8196 mechanical protection standard.